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<h1 align="center">Source for file class.csstidy_optimise.php</h1>
<p>Documentation is available at <a href="../csstidy/_class_csstidy_optimise_php.html">class.csstidy_optimise.php</a></p>
<div class="php">
<div class="listing"><pre><ol><li><a name="a1"></a><span class="src-php">&lt;?php</span></li>
<li><a name="a2"></a><span class="src-doc">/**</span></li>
<li><a name="a3"></a><span class="src-doc"> * CSSTidy - CSS Parser and Optimiser</span></li>
<li><a name="a4"></a><span class="src-doc"> *</span></li>
<li><a name="a5"></a><span class="src-doc"> * CSS Optimising Class</span></li>
<li><a name="a6"></a><span class="src-doc"> * This class optimises CSS data generated by csstidy.</span></li>
<li><a name="a7"></a><span class="src-doc"> *</span></li>
<li><a name="a8"></a><span class="src-doc"> * This file is part of CSSTidy.</span></li>
<li><a name="a9"></a><span class="src-doc"> *</span></li>
<li><a name="a10"></a><span class="src-doc"> * CSSTidy is free software; you can redistribute it and/or modify</span></li>
<li><a name="a11"></a><span class="src-doc"> * it under the terms of the GNU General Public License as published by</span></li>
<li><a name="a12"></a><span class="src-doc"> * the Free Software Foundation; either version 2 of the License, or</span></li>
<li><a name="a13"></a><span class="src-doc"> * (at your option) any later version.</span></li>
<li><a name="a14"></a><span class="src-doc"> *</span></li>
<li><a name="a15"></a><span class="src-doc"> * CSSTidy is distributed in the hope that it will be useful,</span></li>
<li><a name="a16"></a><span class="src-doc"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span></li>
<li><a name="a17"></a><span class="src-doc"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</span></li>
<li><a name="a18"></a><span class="src-doc"> * GNU General Public License for more details.</span></li>
<li><a name="a19"></a><span class="src-doc"> *</span></li>
<li><a name="a20"></a><span class="src-doc"> * You should have received a copy of the GNU General Public License</span></li>
<li><a name="a21"></a><span class="src-doc"> * along with CSSTidy; if not, write to the Free Software</span></li>
<li><a name="a22"></a><span class="src-doc"> * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA</span></li>
<li><a name="a23"></a><span class="src-doc"> *</span></li>
<li><a name="a24"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@license</span><span class="src-doc"> http://opensource.org/licenses/gpl-license.php GNU Public License</span></li>
<li><a name="a25"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@package</span><span class="src-doc"> csstidy</span></li>
<li><a name="a26"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@author</span><span class="src-doc"> Florian Schmitz (floele at gmail dot com) 2005-2006</span></li>
<li><a name="a27"></a><span class="src-doc"> */</span></li>
<li><a name="a28"></a> </li>
<li><a name="a29"></a><span class="src-doc">/**</span></li>
<li><a name="a30"></a><span class="src-doc"> * CSS Optimising Class</span></li>
<li><a name="a31"></a><span class="src-doc"> *</span></li>
<li><a name="a32"></a><span class="src-doc"> * This class optimises CSS data generated by csstidy.</span></li>
<li><a name="a33"></a><span class="src-doc"> *</span></li>
<li><a name="a34"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@package</span><span class="src-doc"> csstidy</span></li>
<li><a name="a35"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@author</span><span class="src-doc"> Florian Schmitz (floele at gmail dot com) 2005-2006</span></li>
<li><a name="a36"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@version</span><span class="src-doc"> 1.0</span></li>
<li><a name="a37"></a><span class="src-doc"> */</span></li>
<li><a name="a38"></a> </li>
<li><a name="a39"></a><span class="src-key">class </span><a href="../csstidy/csstidy_optimise.html">csstidy_optimise</a></li>
<li><a name="a40"></a><span class="src-sym">{</span></li>
<li><a name="a41"></a>    <span class="src-doc">/**</span></li>
<li><a name="a42"></a><span class="src-doc">     * Constructor</span></li>
<li><a name="a43"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@param </span><span class="src-doc-type">array </span><span class="src-doc-var">$css </span><span class="src-doc">contains the class csstidy</span></li>
<li><a name="a44"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@access</span><span class="src-doc"> private</span></li>
<li><a name="a45"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@version</span><span class="src-doc"> 1.0</span></li>
<li><a name="a46"></a><span class="src-doc">     */</span></li>
<li><a name="a47"></a>    <span class="src-key">function </span><a href="../csstidy/csstidy_optimise.html#methodcsstidy_optimise">csstidy_optimise</a><span class="src-sym">(</span><span class="src-sym">&amp;</span><span class="src-var">$css</span><span class="src-sym">)</span></li>
<li><a name="a48"></a>    <span class="src-sym">{</span></li>
<li><a name="a49"></a>        <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">parser    </span>=<span class="src-sym">&amp; </span><span class="src-var">$css</span><span class="src-sym">;</span></li>
<li><a name="a50"></a>        <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">css       </span>=<span class="src-sym">&amp; </span><span class="src-var">$css</span><span class="src-sym">-&gt;</span><span class="src-id">css</span><span class="src-sym">;</span></li>
<li><a name="a51"></a>        <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value </span>=<span class="src-sym">&amp; </span><span class="src-var">$css</span><span class="src-sym">-&gt;</span><span class="src-id">sub_value</span><span class="src-sym">;</span></li>
<li><a name="a52"></a>        <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">at        </span>=<span class="src-sym">&amp; </span><span class="src-var">$css</span><span class="src-sym">-&gt;</span><span class="src-id">at</span><span class="src-sym">;</span></li>
<li><a name="a53"></a>        <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">selector  </span>=<span class="src-sym">&amp; </span><span class="src-var">$css</span><span class="src-sym">-&gt;</span><span class="src-id">selector</span><span class="src-sym">;</span></li>
<li><a name="a54"></a>        <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">property  </span>=<span class="src-sym">&amp; </span><span class="src-var">$css</span><span class="src-sym">-&gt;</span><span class="src-id">property</span><span class="src-sym">;</span></li>
<li><a name="a55"></a>        <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">value     </span>=<span class="src-sym">&amp; </span><span class="src-var">$css</span><span class="src-sym">-&gt;</span><span class="src-id">value</span><span class="src-sym">;</span></li>
<li><a name="a56"></a>    <span class="src-sym">}</span></li>
<li><a name="a57"></a>&nbsp;</li>
<li><a name="a58"></a>    <span class="src-doc">/**</span></li>
<li><a name="a59"></a><span class="src-doc">     * Optimises $css after parsing</span></li>
<li><a name="a60"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@access</span><span class="src-doc"> public</span></li>
<li><a name="a61"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@version</span><span class="src-doc"> 1.0</span></li>
<li><a name="a62"></a><span class="src-doc">     */</span></li>
<li><a name="a63"></a>    <span class="src-key">function </span><a href="../csstidy/csstidy_optimise.html#methodpostparse">postparse</a><span class="src-sym">(</span><span class="src-sym">)</span></li>
<li><a name="a64"></a>    <span class="src-sym">{</span></li>
<li><a name="a65"></a>        <span class="src-key">if </span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">parser</span><span class="src-sym">-&gt;</span><span class="src-id">get_cfg</span><span class="src-sym">(</span><span class="src-str">'preserve_css'</span><span class="src-sym">)) </span><span class="src-sym">{</span></li>
<li><a name="a66"></a>            <span class="src-key">return</span><span class="src-sym">;</span></li>
<li><a name="a67"></a>        <span class="src-sym">}</span></li>
<li><a name="a68"></a>        </li>
<li><a name="a69"></a>        <span class="src-key">if </span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">parser</span><span class="src-sym">-&gt;</span><span class="src-id">get_cfg</span><span class="src-sym">(</span><span class="src-str">'merge_selectors'</span><span class="src-sym">) </span>== <span class="src-num">2</span><span class="src-sym">)</span></li>
<li><a name="a70"></a>        <span class="src-sym">{</span></li>
<li><a name="a71"></a>            <span class="src-key">foreach </span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">css </span><span class="src-key">as </span><span class="src-var">$medium </span>=&gt; <span class="src-var">$value</span><span class="src-sym">)</span></li>
<li><a name="a72"></a>            <span class="src-sym">{</span></li>
<li><a name="a73"></a>                <span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../csstidy/csstidy_optimise.html#methodmerge_selectors">merge_selectors</a><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">css</span><span class="src-sym">[</span><span class="src-var">$medium</span><span class="src-sym">]</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a74"></a>            <span class="src-sym">}</span></li>
<li><a name="a75"></a>        <span class="src-sym">}</span></li>
<li><a name="a76"></a>&nbsp;</li>
<li><a name="a77"></a>        <span class="src-key">if </span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">parser</span><span class="src-sym">-&gt;</span><span class="src-id">get_cfg</span><span class="src-sym">(</span><span class="src-str">'optimise_shorthands'</span><span class="src-sym">) </span>&gt; <span class="src-num">0</span><span class="src-sym">)</span></li>
<li><a name="a78"></a>        <span class="src-sym">{</span></li>
<li><a name="a79"></a>            <span class="src-key">foreach </span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">css </span><span class="src-key">as </span><span class="src-var">$medium </span>=&gt; <span class="src-var">$value</span><span class="src-sym">)</span></li>
<li><a name="a80"></a>            <span class="src-sym">{</span></li>
<li><a name="a81"></a>                <span class="src-key">foreach </span><span class="src-sym">(</span><span class="src-var">$value </span><span class="src-key">as </span><span class="src-var">$selector </span>=&gt; <span class="src-var">$value1</span><span class="src-sym">)</span></li>
<li><a name="a82"></a>                <span class="src-sym">{</span></li>
<li><a name="a83"></a>                    <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">css</span><span class="src-sym">[</span><span class="src-var">$medium</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$selector</span><span class="src-sym">] </span>= <a href="../csstidy/csstidy_optimise.html#methodcsstidy_optimise">csstidy_optimise</a><span class="src-sym">::</span><a href="../csstidy/csstidy_optimise.html#methodmerge_4value_shorthands">merge_4value_shorthands</a><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">css</span><span class="src-sym">[</span><span class="src-var">$medium</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$selector</span><span class="src-sym">]</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a84"></a>                    </li>
<li><a name="a85"></a>                    <span class="src-key">if </span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">parser</span><span class="src-sym">-&gt;</span><span class="src-id">get_cfg</span><span class="src-sym">(</span><span class="src-str">'optimise_shorthands'</span><span class="src-sym">) </span>&lt; <span class="src-num">2</span><span class="src-sym">) </span><span class="src-sym">{</span></li>
<li><a name="a86"></a>                        <span class="src-key">continue</span><span class="src-sym">;</span></li>
<li><a name="a87"></a>                    <span class="src-sym">}</span></li>
<li><a name="a88"></a>                    </li>
<li><a name="a89"></a>                    <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">css</span><span class="src-sym">[</span><span class="src-var">$medium</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$selector</span><span class="src-sym">] </span>= <a href="../csstidy/csstidy_optimise.html#methodcsstidy_optimise">csstidy_optimise</a><span class="src-sym">::</span><a href="../csstidy/csstidy_optimise.html#methodmerge_bg">merge_bg</a><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">css</span><span class="src-sym">[</span><span class="src-var">$medium</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$selector</span><span class="src-sym">]</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a90"></a>                    <span class="src-key">if </span><span class="src-sym">(</span><span class="src-key">empty</span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">css</span><span class="src-sym">[</span><span class="src-var">$medium</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$selector</span><span class="src-sym">]</span><span class="src-sym">)) </span><span class="src-sym">{</span></li>
<li><a name="a91"></a>                        unset<span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">css</span><span class="src-sym">[</span><span class="src-var">$medium</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$selector</span><span class="src-sym">]</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a92"></a>                    <span class="src-sym">}</span></li>
<li><a name="a93"></a>                <span class="src-sym">}</span></li>
<li><a name="a94"></a>            <span class="src-sym">}</span></li>
<li><a name="a95"></a>        <span class="src-sym">}</span></li>
<li><a name="a96"></a>    <span class="src-sym">}</span></li>
<li><a name="a97"></a>&nbsp;</li>
<li><a name="a98"></a>    <span class="src-doc">/**</span></li>
<li><a name="a99"></a><span class="src-doc">     * Optimises values</span></li>
<li><a name="a100"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@access</span><span class="src-doc"> public</span></li>
<li><a name="a101"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@version</span><span class="src-doc"> 1.0</span></li>
<li><a name="a102"></a><span class="src-doc">     */</span></li>
<li><a name="a103"></a>    <span class="src-key">function </span><a href="../csstidy/csstidy_optimise.html#methodvalue">value</a><span class="src-sym">(</span><span class="src-sym">)</span></li>
<li><a name="a104"></a>    <span class="src-sym">{</span></li>
<li><a name="a105"></a>        <span class="src-var">$shorthands </span>=<span class="src-sym">&amp; </span><span class="src-var">$GLOBALS</span><span class="src-sym">[</span><span class="src-str">'csstidy'</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-str">'shorthands'</span><span class="src-sym">]</span><span class="src-sym">;</span></li>
<li><a name="a106"></a>        </li>
<li><a name="a107"></a>        <span class="src-comm">// optimise shorthand properties</span></li>
<li><a name="a108"></a>        <span class="src-key">if</span><span class="src-sym">(</span>isset<span class="src-sym">(</span><span class="src-var">$shorthands</span><span class="src-sym">[</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">property</span><span class="src-sym">]</span><span class="src-sym">))</span></li>
<li><a name="a109"></a>        <span class="src-sym">{</span></li>
<li><a name="a110"></a>            <span class="src-var">$temp </span>= <a href="../csstidy/csstidy_optimise.html#methodcsstidy_optimise">csstidy_optimise</a><span class="src-sym">::</span><a href="../csstidy/csstidy_optimise.html#methodshorthand">shorthand</a><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">value</span><span class="src-sym">)</span><span class="src-sym">; </span><span class="src-comm">// FIXME - move</span></li>
<li><a name="a111"></a>            <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$temp </span>!= <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">value</span><span class="src-sym">)</span></li>
<li><a name="a112"></a>            <span class="src-sym">{</span></li>
<li><a name="a113"></a>                <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">parser</span><span class="src-sym">-&gt;</span><span class="src-id">log</span><span class="src-sym">(</span><span class="src-str">'Optimised shorthand notation ('</span>.<span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">property</span>.<span class="src-str">'): Changed &quot;'</span>.<span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">value</span>.<span class="src-str">'&quot; to &quot;'</span>.<span class="src-var">$temp</span>.<span class="src-str">'&quot;'</span><span class="src-sym">,</span><span class="src-str">'Information'</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a114"></a>            <span class="src-sym">}</span></li>
<li><a name="a115"></a>            <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">value </span>= <span class="src-var">$temp</span><span class="src-sym">;</span></li>
<li><a name="a116"></a>        <span class="src-sym">}</span></li>
<li><a name="a117"></a>        </li>
<li><a name="a118"></a>        <span class="src-comm">// Remove whitespace at ! important</span></li>
<li><a name="a119"></a>        <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">value </span>!= <span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../csstidy/csstidy_optimise.html#methodcompress_important">compress_important</a><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">value</span><span class="src-sym">))</span></li>
<li><a name="a120"></a>        <span class="src-sym">{</span></li>
<li><a name="a121"></a>            <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">parser</span><span class="src-sym">-&gt;</span><span class="src-id">log</span><span class="src-sym">(</span><span class="src-str">'Optimised !important'</span><span class="src-sym">,</span><span class="src-str">'Information'</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a122"></a>        <span class="src-sym">}</span></li>
<li><a name="a123"></a>    <span class="src-sym">}</span></li>
<li><a name="a124"></a>                     </li>
<li><a name="a125"></a>    <span class="src-doc">/**</span></li>
<li><a name="a126"></a><span class="src-doc">     * Optimises shorthands</span></li>
<li><a name="a127"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@access</span><span class="src-doc"> public</span></li>
<li><a name="a128"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@version</span><span class="src-doc"> 1.0</span></li>
<li><a name="a129"></a><span class="src-doc">     */</span></li>
<li><a name="a130"></a>    <span class="src-key">function </span><a href="../csstidy/csstidy_optimise.html#methodshorthands">shorthands</a><span class="src-sym">(</span><span class="src-sym">)</span></li>
<li><a name="a131"></a>    <span class="src-sym">{</span></li>
<li><a name="a132"></a>        <span class="src-var">$shorthands </span>=<span class="src-sym">&amp; </span><span class="src-var">$GLOBALS</span><span class="src-sym">[</span><span class="src-str">'csstidy'</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-str">'shorthands'</span><span class="src-sym">]</span><span class="src-sym">;</span></li>
<li><a name="a133"></a>        </li>
<li><a name="a134"></a>        <span class="src-key">if</span><span class="src-sym">(</span><span class="src-sym">!</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">parser</span><span class="src-sym">-&gt;</span><span class="src-id">get_cfg</span><span class="src-sym">(</span><span class="src-str">'optimise_shorthands'</span><span class="src-sym">) </span>|| <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">parser</span><span class="src-sym">-&gt;</span><span class="src-id">get_cfg</span><span class="src-sym">(</span><span class="src-str">'preserve_css'</span><span class="src-sym">)) </span><span class="src-sym">{</span></li>
<li><a name="a135"></a>            <span class="src-key">return</span><span class="src-sym">;</span></li>
<li><a name="a136"></a>        <span class="src-sym">}</span></li>
<li><a name="a137"></a>        </li>
<li><a name="a138"></a>        <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">property </span>== <span class="src-str">'background' </span>&amp;&amp; <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">parser</span><span class="src-sym">-&gt;</span><span class="src-id">get_cfg</span><span class="src-sym">(</span><span class="src-str">'optimise_shorthands'</span><span class="src-sym">) </span>&gt; <span class="src-num">1</span><span class="src-sym">)</span></li>
<li><a name="a139"></a>        <span class="src-sym">{</span></li>
<li><a name="a140"></a>            unset<span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">css</span><span class="src-sym">[</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">at</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">selector</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-str">'background'</span><span class="src-sym">]</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a141"></a>            <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">parser</span><span class="src-sym">-&gt;</span><span class="src-id">merge_css_blocks</span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">at</span><span class="src-sym">,</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">selector</span><span class="src-sym">,</span><a href="../csstidy/csstidy_optimise.html#methodcsstidy_optimise">csstidy_optimise</a><span class="src-sym">::</span><a href="../csstidy/csstidy_optimise.html#methoddissolve_short_bg">dissolve_short_bg</a><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">value</span><span class="src-sym">))</span><span class="src-sym">;</span></li>
<li><a name="a142"></a>        <span class="src-sym">}</span></li>
<li><a name="a143"></a>        <span class="src-key">if</span><span class="src-sym">(</span>isset<span class="src-sym">(</span><span class="src-var">$shorthands</span><span class="src-sym">[</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">property</span><span class="src-sym">]</span><span class="src-sym">))</span></li>
<li><a name="a144"></a>        <span class="src-sym">{</span></li>
<li><a name="a145"></a>            <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">parser</span><span class="src-sym">-&gt;</span><span class="src-id">merge_css_blocks</span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">at</span><span class="src-sym">,</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">selector</span><span class="src-sym">,</span><a href="../csstidy/csstidy_optimise.html#methodcsstidy_optimise">csstidy_optimise</a><span class="src-sym">::</span><a href="../csstidy/csstidy_optimise.html#methoddissolve_4value_shorthands">dissolve_4value_shorthands</a><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">property</span><span class="src-sym">,</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">value</span><span class="src-sym">))</span><span class="src-sym">;</span></li>
<li><a name="a146"></a>            <span class="src-key">if</span><span class="src-sym">(</span><a href="http://www.php.net/is_array">is_array</a><span class="src-sym">(</span><span class="src-var">$shorthands</span><span class="src-sym">[</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">property</span><span class="src-sym">]</span><span class="src-sym">))</span></li>
<li><a name="a147"></a>            <span class="src-sym">{</span></li>
<li><a name="a148"></a>                unset<span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">css</span><span class="src-sym">[</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">at</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">selector</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">property</span><span class="src-sym">]</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a149"></a>            <span class="src-sym">}</span></li>
<li><a name="a150"></a>        <span class="src-sym">}</span></li>
<li><a name="a151"></a>    <span class="src-sym">}</span></li>
<li><a name="a152"></a>    </li>
<li><a name="a153"></a>    <span class="src-doc">/**</span></li>
<li><a name="a154"></a><span class="src-doc">     * Optimises a sub-value</span></li>
<li><a name="a155"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@access</span><span class="src-doc"> public</span></li>
<li><a name="a156"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@version</span><span class="src-doc"> 1.0</span></li>
<li><a name="a157"></a><span class="src-doc">     */</span></li>
<li><a name="a158"></a>    <span class="src-key">function </span><a href="../csstidy/csstidy_optimise.html#methodsubvalue">subvalue</a><span class="src-sym">(</span><span class="src-sym">)</span></li>
<li><a name="a159"></a>    <span class="src-sym">{</span></li>
<li><a name="a160"></a>        <span class="src-var">$replace_colors </span>=<span class="src-sym">&amp; </span><span class="src-var">$GLOBALS</span><span class="src-sym">[</span><span class="src-str">'csstidy'</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-str">'replace_colors'</span><span class="src-sym">]</span><span class="src-sym">;</span></li>
<li><a name="a161"></a>&nbsp;</li>
<li><a name="a162"></a>        <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value </span>= <a href="http://www.php.net/trim">trim</a><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a163"></a>        <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value </span>== <span class="src-str">''</span><span class="src-sym">) </span><span class="src-comm">// caution : '0'</span></li>
<li><a name="a164"></a>        <span class="src-sym">{</span></li>
<li><a name="a165"></a>            <span class="src-key">return</span><span class="src-sym">;</span></li>
<li><a name="a166"></a>        <span class="src-sym">}</span></li>
<li><a name="a167"></a>        </li>
<li><a name="a168"></a>        <span class="src-comm">// Compress font-weight</span></li>
<li><a name="a169"></a>        <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">property </span>== <span class="src-str">'font-weight' </span>&amp;&amp; <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">parser</span><span class="src-sym">-&gt;</span><span class="src-id">get_cfg</span><span class="src-sym">(</span><span class="src-str">'compress_font-weight'</span><span class="src-sym">))</span></li>
<li><a name="a170"></a>        <span class="src-sym">{</span></li>
<li><a name="a171"></a>            <span class="src-var">$important </span>= <span class="src-str">''</span><span class="src-sym">;</span></li>
<li><a name="a172"></a>            <span class="src-key">if</span><span class="src-sym">(</span><span class="src-id"><a href="../csstidy/csstidy.html">csstidy</a></span><span class="src-sym">::</span><a href="../csstidy/csstidy.html#methodis_important">is_important</a><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value</span><span class="src-sym">))</span></li>
<li><a name="a173"></a>            <span class="src-sym">{</span></li>
<li><a name="a174"></a>                <span class="src-var">$important </span>= <span class="src-str">' !important'</span><span class="src-sym">;</span></li>
<li><a name="a175"></a>                <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value </span>= <span class="src-id"><a href="../csstidy/csstidy.html">csstidy</a></span><span class="src-sym">::</span><a href="../csstidy/csstidy.html#methodgvw_important">gvw_important</a><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a176"></a>            <span class="src-sym">}</span></li>
<li><a name="a177"></a>            <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value </span>== <span class="src-str">'bold'</span><span class="src-sym">)</span></li>
<li><a name="a178"></a>            <span class="src-sym">{</span></li>
<li><a name="a179"></a>                <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value </span>= <span class="src-str">'700'</span>.<span class="src-var">$important</span><span class="src-sym">;</span></li>
<li><a name="a180"></a>                <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">parser</span><span class="src-sym">-&gt;</span><span class="src-id">log</span><span class="src-sym">(</span><span class="src-str">'Optimised font-weight: Changed &quot;bold&quot; to &quot;700&quot;'</span><span class="src-sym">,</span><span class="src-str">'Information'</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a181"></a>            <span class="src-sym">}</span></li>
<li><a name="a182"></a>            <span class="src-key">else </span><span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value </span>== <span class="src-str">'normal'</span><span class="src-sym">)</span></li>
<li><a name="a183"></a>            <span class="src-sym">{</span></li>
<li><a name="a184"></a>                <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value </span>= <span class="src-str">'400'</span>.<span class="src-var">$important</span><span class="src-sym">;</span></li>
<li><a name="a185"></a>                <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">parser</span><span class="src-sym">-&gt;</span><span class="src-id">log</span><span class="src-sym">(</span><span class="src-str">'Optimised font-weight: Changed &quot;normal&quot; to &quot;400&quot;'</span><span class="src-sym">,</span><span class="src-str">'Information'</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a186"></a>            <span class="src-sym">}</span></li>
<li><a name="a187"></a>        <span class="src-sym">}</span></li>
<li><a name="a188"></a>        </li>
<li><a name="a189"></a>        <span class="src-var">$temp </span>= <span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../csstidy/csstidy_optimise.html#methodcompress_numbers">compress_numbers</a><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a190"></a>        <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$temp </span>!= <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value</span><span class="src-sym">)</span></li>
<li><a name="a191"></a>        <span class="src-sym">{</span></li>
<li><a name="a192"></a>            <span class="src-key">if</span><span class="src-sym">(</span><a href="http://www.php.net/strlen">strlen</a><span class="src-sym">(</span><span class="src-var">$temp</span><span class="src-sym">) </span>&gt; <a href="http://www.php.net/strlen">strlen</a><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value</span><span class="src-sym">)) </span><span class="src-sym">{</span></li>
<li><a name="a193"></a>                <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">parser</span><span class="src-sym">-&gt;</span><span class="src-id">log</span><span class="src-sym">(</span><span class="src-str">'Fixed invalid number: Changed &quot;'</span>.<span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value</span>.<span class="src-str">'&quot; to &quot;'</span>.<span class="src-var">$temp</span>.<span class="src-str">'&quot;'</span><span class="src-sym">,</span><span class="src-str">'Warning'</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a194"></a>            <span class="src-sym">} </span><span class="src-key">else </span><span class="src-sym">{</span></li>
<li><a name="a195"></a>                <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">parser</span><span class="src-sym">-&gt;</span><span class="src-id">log</span><span class="src-sym">(</span><span class="src-str">'Optimised number: Changed &quot;'</span>.<span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value</span>.<span class="src-str">'&quot; to &quot;'</span>.<span class="src-var">$temp</span>.<span class="src-str">'&quot;'</span><span class="src-sym">,</span><span class="src-str">'Information'</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a196"></a>            <span class="src-sym">}            </span></li>
<li><a name="a197"></a>            <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value </span>= <span class="src-var">$temp</span><span class="src-sym">;</span></li>
<li><a name="a198"></a>        <span class="src-sym">}</span></li>
<li><a name="a199"></a>        <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">parser</span><span class="src-sym">-&gt;</span><span class="src-id">get_cfg</span><span class="src-sym">(</span><span class="src-str">'compress_colors'</span><span class="src-sym">))</span></li>
<li><a name="a200"></a>        <span class="src-sym">{</span></li>
<li><a name="a201"></a>            <span class="src-var">$temp </span>= <span class="src-var">$this</span><span class="src-sym">-&gt;</span><a href="../csstidy/csstidy_optimise.html#methodcut_color">cut_color</a><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a202"></a>            <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$temp </span>!== <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value</span><span class="src-sym">)</span></li>
<li><a name="a203"></a>            <span class="src-sym">{</span></li>
<li><a name="a204"></a>                <span class="src-key">if</span><span class="src-sym">(</span>isset<span class="src-sym">(</span><span class="src-var">$replace_colors</span><span class="src-sym">[</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value</span><span class="src-sym">]</span><span class="src-sym">)) </span><span class="src-sym">{</span></li>
<li><a name="a205"></a>                    <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">parser</span><span class="src-sym">-&gt;</span><span class="src-id">log</span><span class="src-sym">(</span><span class="src-str">'Fixed invalid color name: Changed &quot;'</span>.<span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value</span>.<span class="src-str">'&quot; to &quot;'</span>.<span class="src-var">$temp</span>.<span class="src-str">'&quot;'</span><span class="src-sym">,</span><span class="src-str">'Warning'</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a206"></a>                <span class="src-sym">} </span><span class="src-key">else </span><span class="src-sym">{</span></li>
<li><a name="a207"></a>                    <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">parser</span><span class="src-sym">-&gt;</span><span class="src-id">log</span><span class="src-sym">(</span><span class="src-str">'Optimised color: Changed &quot;'</span>.<span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value</span>.<span class="src-str">'&quot; to &quot;'</span>.<span class="src-var">$temp</span>.<span class="src-str">'&quot;'</span><span class="src-sym">,</span><span class="src-str">'Information'</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a208"></a>                <span class="src-sym">}                </span></li>
<li><a name="a209"></a>                <span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">sub_value </span>= <span class="src-var">$temp</span><span class="src-sym">;</span></li>
<li><a name="a210"></a>            <span class="src-sym">}</span></li>
<li><a name="a211"></a>        <span class="src-sym">}</span></li>
<li><a name="a212"></a>    <span class="src-sym">}</span></li>
<li><a name="a213"></a>    </li>
<li><a name="a214"></a>    <span class="src-doc">/**</span></li>
<li><a name="a215"></a><span class="src-doc">     * Compresses shorthand values. Example: margin:1px 1px 1px 1px -&gt; margin:1px</span></li>
<li><a name="a216"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@param </span><span class="src-doc-type">string </span><span class="src-doc-var">$value </span></li>
<li><a name="a217"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@access</span><span class="src-doc"> public</span></li>
<li><a name="a218"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">string </span></li>
<li><a name="a219"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@version</span><span class="src-doc"> 1.0</span></li>
<li><a name="a220"></a><span class="src-doc">     */</span></li>
<li><a name="a221"></a>    <span class="src-key">function </span><a href="../csstidy/csstidy_optimise.html#methodshorthand">shorthand</a><span class="src-sym">(</span><span class="src-var">$value</span><span class="src-sym">)</span></li>
<li><a name="a222"></a>    <span class="src-sym">{</span></li>
<li><a name="a223"></a>        <span class="src-var">$important </span>= <span class="src-str">''</span><span class="src-sym">;</span></li>
<li><a name="a224"></a>        <span class="src-key">if</span><span class="src-sym">(</span><span class="src-id"><a href="../csstidy/csstidy.html">csstidy</a></span><span class="src-sym">::</span><a href="../csstidy/csstidy.html#methodis_important">is_important</a><span class="src-sym">(</span><span class="src-var">$value</span><span class="src-sym">))</span></li>
<li><a name="a225"></a>        <span class="src-sym">{</span></li>
<li><a name="a226"></a>            <span class="src-var">$values </span>= <span class="src-id"><a href="../csstidy/csstidy.html">csstidy</a></span><span class="src-sym">::</span><a href="../csstidy/csstidy.html#methodgvw_important">gvw_important</a><span class="src-sym">(</span><span class="src-var">$value</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a227"></a>            <span class="src-var">$important </span>= <span class="src-str">' !important'</span><span class="src-sym">;</span></li>
<li><a name="a228"></a>        <span class="src-sym">}</span></li>
<li><a name="a229"></a>        <span class="src-key">else </span><span class="src-var">$values </span>= <span class="src-var">$value</span><span class="src-sym">;</span></li>
<li><a name="a230"></a>        </li>
<li><a name="a231"></a>        <span class="src-var">$values </span>= <a href="http://www.php.net/explode">explode</a><span class="src-sym">(</span><span class="src-str">' '</span><span class="src-sym">,</span><span class="src-var">$values</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a232"></a>        <span class="src-key">switch</span><span class="src-sym">(</span><a href="http://www.php.net/count">count</a><span class="src-sym">(</span><span class="src-var">$values</span><span class="src-sym">))</span></li>
<li><a name="a233"></a>        <span class="src-sym">{</span></li>
<li><a name="a234"></a>            <span class="src-key">case </span><span class="src-num">4</span>:</li>
<li><a name="a235"></a>            <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">0</span><span class="src-sym">] </span>== <span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">1</span><span class="src-sym">] </span>&amp;&amp; <span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">0</span><span class="src-sym">] </span>== <span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">2</span><span class="src-sym">] </span>&amp;&amp; <span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">0</span><span class="src-sym">] </span>== <span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">3</span><span class="src-sym">]</span><span class="src-sym">)</span></li>
<li><a name="a236"></a>            <span class="src-sym">{</span></li>
<li><a name="a237"></a>                <span class="src-key">return </span><span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">0</span><span class="src-sym">]</span>.<span class="src-var">$important</span><span class="src-sym">;</span></li>
<li><a name="a238"></a>            <span class="src-sym">}</span></li>
<li><a name="a239"></a>            <span class="src-key">elseif</span><span class="src-sym">(</span><span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">1</span><span class="src-sym">] </span>== <span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">3</span><span class="src-sym">] </span>&amp;&amp; <span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">0</span><span class="src-sym">] </span>== <span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">2</span><span class="src-sym">]</span><span class="src-sym">)</span></li>
<li><a name="a240"></a>            <span class="src-sym">{</span></li>
<li><a name="a241"></a>                <span class="src-key">return </span><span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">0</span><span class="src-sym">]</span>.<span class="src-str">' '</span>.<span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">1</span><span class="src-sym">]</span>.<span class="src-var">$important</span><span class="src-sym">;</span></li>
<li><a name="a242"></a>            <span class="src-sym">}</span></li>
<li><a name="a243"></a>            <span class="src-key">elseif</span><span class="src-sym">(</span><span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">1</span><span class="src-sym">] </span>== <span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">3</span><span class="src-sym">]</span><span class="src-sym">)</span></li>
<li><a name="a244"></a>            <span class="src-sym">{</span></li>
<li><a name="a245"></a>                <span class="src-key">return </span><span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">0</span><span class="src-sym">]</span>.<span class="src-str">' '</span>.<span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">1</span><span class="src-sym">]</span>.<span class="src-str">' '</span>.<span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">2</span><span class="src-sym">]</span>.<span class="src-var">$important</span><span class="src-sym">;</span></li>
<li><a name="a246"></a>            <span class="src-sym">}</span></li>
<li><a name="a247"></a>            <span class="src-key">break</span><span class="src-sym">;</span></li>
<li><a name="a248"></a>            </li>
<li><a name="a249"></a>            <span class="src-key">case </span><span class="src-num">3</span>:</li>
<li><a name="a250"></a>            <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">0</span><span class="src-sym">] </span>== <span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">1</span><span class="src-sym">] </span>&amp;&amp; <span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">0</span><span class="src-sym">] </span>== <span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">2</span><span class="src-sym">]</span><span class="src-sym">)</span></li>
<li><a name="a251"></a>            <span class="src-sym">{</span></li>
<li><a name="a252"></a>                <span class="src-key">return </span><span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">0</span><span class="src-sym">]</span>.<span class="src-var">$important</span><span class="src-sym">;</span></li>
<li><a name="a253"></a>            <span class="src-sym">}</span></li>
<li><a name="a254"></a>            <span class="src-key">elseif</span><span class="src-sym">(</span><span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">0</span><span class="src-sym">] </span>== <span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">2</span><span class="src-sym">]</span><span class="src-sym">)</span></li>
<li><a name="a255"></a>            <span class="src-sym">{</span></li>
<li><a name="a256"></a>                <span class="src-key">return </span><span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">0</span><span class="src-sym">]</span>.<span class="src-str">' '</span>.<span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">1</span><span class="src-sym">]</span>.<span class="src-var">$important</span><span class="src-sym">;</span></li>
<li><a name="a257"></a>            <span class="src-sym">}</span></li>
<li><a name="a258"></a>            <span class="src-key">break</span><span class="src-sym">;</span></li>
<li><a name="a259"></a>            </li>
<li><a name="a260"></a>            <span class="src-key">case </span><span class="src-num">2</span>:</li>
<li><a name="a261"></a>            <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">0</span><span class="src-sym">] </span>== <span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">1</span><span class="src-sym">]</span><span class="src-sym">)</span></li>
<li><a name="a262"></a>            <span class="src-sym">{</span></li>
<li><a name="a263"></a>                <span class="src-key">return </span><span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">0</span><span class="src-sym">]</span>.<span class="src-var">$important</span><span class="src-sym">;</span></li>
<li><a name="a264"></a>            <span class="src-sym">}</span></li>
<li><a name="a265"></a>            <span class="src-key">break</span><span class="src-sym">;</span></li>
<li><a name="a266"></a>        <span class="src-sym">}</span></li>
<li><a name="a267"></a>        </li>
<li><a name="a268"></a>        <span class="src-key">return </span><span class="src-var">$value</span><span class="src-sym">;</span></li>
<li><a name="a269"></a>    <span class="src-sym">}</span></li>
<li><a name="a270"></a>&nbsp;</li>
<li><a name="a271"></a>    <span class="src-doc">/**</span></li>
<li><a name="a272"></a><span class="src-doc">     * Removes unnecessary whitespace in ! important</span></li>
<li><a name="a273"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@param </span><span class="src-doc-type">string </span><span class="src-doc-var">$string </span></li>
<li><a name="a274"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">string </span></li>
<li><a name="a275"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@access</span><span class="src-doc"> public</span></li>
<li><a name="a276"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@version</span><span class="src-doc"> 1.1</span></li>
<li><a name="a277"></a><span class="src-doc">     */</span></li>
<li><a name="a278"></a>    <span class="src-key">function </span><a href="../csstidy/csstidy_optimise.html#methodcompress_important">compress_important</a><span class="src-sym">(</span><span class="src-sym">&amp;</span><span class="src-var">$string</span><span class="src-sym">)</span></li>
<li><a name="a279"></a>    <span class="src-sym">{</span></li>
<li><a name="a280"></a>        <span class="src-key">if</span><span class="src-sym">(</span><span class="src-id"><a href="../csstidy/csstidy.html">csstidy</a></span><span class="src-sym">::</span><a href="../csstidy/csstidy.html#methodis_important">is_important</a><span class="src-sym">(</span><span class="src-var">$string</span><span class="src-sym">))</span></li>
<li><a name="a281"></a>        <span class="src-sym">{</span></li>
<li><a name="a282"></a>            <span class="src-var">$string </span>= <span class="src-id"><a href="../csstidy/csstidy.html">csstidy</a></span><span class="src-sym">::</span><a href="../csstidy/csstidy.html#methodgvw_important">gvw_important</a><span class="src-sym">(</span><span class="src-var">$string</span><span class="src-sym">) </span>. <span class="src-str">' !important'</span><span class="src-sym">;</span></li>
<li><a name="a283"></a>        <span class="src-sym">}</span></li>
<li><a name="a284"></a>        <span class="src-key">return </span><span class="src-var">$string</span><span class="src-sym">;</span></li>
<li><a name="a285"></a>    <span class="src-sym">}</span></li>
<li><a name="a286"></a>&nbsp;</li>
<li><a name="a287"></a>    <span class="src-doc">/**</span></li>
<li><a name="a288"></a><span class="src-doc">     * Color compression function. Converts all rgb() values to #-values and uses the short-form if possible. Also replaces 4 color names by #-values.</span></li>
<li><a name="a289"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@param </span><span class="src-doc-type">string </span><span class="src-doc-var">$color </span></li>
<li><a name="a290"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">string </span></li>
<li><a name="a291"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@version</span><span class="src-doc"> 1.1</span></li>
<li><a name="a292"></a><span class="src-doc">     */</span></li>
<li><a name="a293"></a>    <span class="src-key">function </span><a href="../csstidy/csstidy_optimise.html#methodcut_color">cut_color</a><span class="src-sym">(</span><span class="src-var">$color</span><span class="src-sym">)</span></li>
<li><a name="a294"></a>    <span class="src-sym">{</span></li>
<li><a name="a295"></a>        <span class="src-var">$replace_colors </span>=<span class="src-sym">&amp; </span><span class="src-var">$GLOBALS</span><span class="src-sym">[</span><span class="src-str">'csstidy'</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-str">'replace_colors'</span><span class="src-sym">]</span><span class="src-sym">;</span></li>
<li><a name="a296"></a>        </li>
<li><a name="a297"></a>        <span class="src-comm">// rgb(0,0,0) -&gt; #000000 (or #000 in this case later)</span></li>
<li><a name="a298"></a>        <span class="src-key">if</span><span class="src-sym">(</span><a href="http://www.php.net/strtolower">strtolower</a><span class="src-sym">(</span><a href="http://www.php.net/substr">substr</a><span class="src-sym">(</span><span class="src-var">$color</span><span class="src-sym">,</span><span class="src-num">0</span><span class="src-sym">,</span><span class="src-num">4</span><span class="src-sym">)) </span>== <span class="src-str">'rgb('</span><span class="src-sym">)</span></li>
<li><a name="a299"></a>        <span class="src-sym">{</span></li>
<li><a name="a300"></a>            <span class="src-var">$color_tmp </span>= <a href="http://www.php.net/substr">substr</a><span class="src-sym">(</span><span class="src-var">$color</span><span class="src-sym">,</span><span class="src-num">4</span><span class="src-sym">,</span><a href="http://www.php.net/strlen">strlen</a><span class="src-sym">(</span><span class="src-var">$color</span><span class="src-sym">)</span>-<span class="src-num">5</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a301"></a>            <span class="src-var">$color_tmp </span>= <a href="http://www.php.net/explode">explode</a><span class="src-sym">(</span><span class="src-str">','</span><span class="src-sym">,</span><span class="src-var">$color_tmp</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a302"></a>            <span class="src-key">for </span><span class="src-sym">( </span><span class="src-var">$i </span>= <span class="src-num">0</span><span class="src-sym">; </span><span class="src-var">$i </span>&lt; <a href="http://www.php.net/count">count</a><span class="src-sym">(</span><span class="src-var">$color_tmp</span><span class="src-sym">)</span><span class="src-sym">; </span><span class="src-var">$i</span>++ <span class="src-sym">)</span></li>
<li><a name="a303"></a>            <span class="src-sym">{</span></li>
<li><a name="a304"></a>                <span class="src-var">$color_tmp</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">] </span>= <a href="http://www.php.net/trim">trim</a> <span class="src-sym">(</span><span class="src-var">$color_tmp</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a305"></a>                <span class="src-key">if</span><span class="src-sym">(</span><a href="http://www.php.net/substr">substr</a><span class="src-sym">(</span><span class="src-var">$color_tmp</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">,</span>-<span class="src-num">1</span><span class="src-sym">) </span>== <span class="src-str">'%'</span><span class="src-sym">)</span></li>
<li><a name="a306"></a>                <span class="src-sym">{</span></li>
<li><a name="a307"></a>                    <span class="src-var">$color_tmp</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">] </span>= <a href="http://www.php.net/round">round</a><span class="src-sym">((</span><span class="src-num">255</span>*<span class="src-var">$color_tmp</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">)</span>/<span class="src-num">100</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a308"></a>                <span class="src-sym">}</span></li>
<li><a name="a309"></a>                <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$color_tmp</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span>&gt;<span class="src-num">255</span><span class="src-sym">) </span><span class="src-var">$color_tmp</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">] </span>= <span class="src-num">255</span><span class="src-sym">;</span></li>
<li><a name="a310"></a>            <span class="src-sym">}</span></li>
<li><a name="a311"></a>            <span class="src-var">$color </span>= <span class="src-str">'#'</span><span class="src-sym">;</span></li>
<li><a name="a312"></a>            <span class="src-key">for </span><span class="src-sym">(</span><span class="src-var">$i </span>= <span class="src-num">0</span><span class="src-sym">; </span><span class="src-var">$i </span>&lt; <span class="src-num">3</span><span class="src-sym">; </span><span class="src-var">$i</span>++ <span class="src-sym">)</span></li>
<li><a name="a313"></a>            <span class="src-sym">{</span></li>
<li><a name="a314"></a>                <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$color_tmp</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span>&lt;<span class="src-num">16</span><span class="src-sym">) </span><span class="src-sym">{</span></li>
<li><a name="a315"></a>                    <span class="src-var">$color </span>.= <span class="src-str">'0' </span>. <a href="http://www.php.net/dechex">dechex</a><span class="src-sym">(</span><span class="src-var">$color_tmp</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a316"></a>                <span class="src-sym">} </span><span class="src-key">else </span><span class="src-sym">{</span></li>
<li><a name="a317"></a>                    <span class="src-var">$color </span>.= <a href="http://www.php.net/dechex">dechex</a><span class="src-sym">(</span><span class="src-var">$color_tmp</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a318"></a>                <span class="src-sym">}</span></li>
<li><a name="a319"></a>            <span class="src-sym">}</span></li>
<li><a name="a320"></a>        <span class="src-sym">}</span></li>
<li><a name="a321"></a>        </li>
<li><a name="a322"></a>        <span class="src-comm">// Fix bad color names</span></li>
<li><a name="a323"></a>        <span class="src-key">if</span><span class="src-sym">(</span>isset<span class="src-sym">(</span><span class="src-var">$replace_colors</span><span class="src-sym">[</span><a href="http://www.php.net/strtolower">strtolower</a><span class="src-sym">(</span><span class="src-var">$color</span><span class="src-sym">)</span><span class="src-sym">]</span><span class="src-sym">))</span></li>
<li><a name="a324"></a>        <span class="src-sym">{</span></li>
<li><a name="a325"></a>            <span class="src-var">$color </span>= <span class="src-var">$replace_colors</span><span class="src-sym">[</span><a href="http://www.php.net/strtolower">strtolower</a><span class="src-sym">(</span><span class="src-var">$color</span><span class="src-sym">)</span><span class="src-sym">]</span><span class="src-sym">;</span></li>
<li><a name="a326"></a>        <span class="src-sym">}</span></li>
<li><a name="a327"></a>        </li>
<li><a name="a328"></a>        <span class="src-comm">// #aabbcc -&gt; #abc</span></li>
<li><a name="a329"></a>        <span class="src-key">if</span><span class="src-sym">(</span><a href="http://www.php.net/strlen">strlen</a><span class="src-sym">(</span><span class="src-var">$color</span><span class="src-sym">) </span>== <span class="src-num">7</span><span class="src-sym">)</span></li>
<li><a name="a330"></a>        <span class="src-sym">{</span></li>
<li><a name="a331"></a>            <span class="src-var">$color_temp </span>= <a href="http://www.php.net/strtolower">strtolower</a><span class="src-sym">(</span><span class="src-var">$color</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a332"></a>            <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$color_temp</span><span class="src-sym">{</span><span class="src-num">0</span><span class="src-sym">} </span>== <span class="src-str">'#' </span>&amp;&amp; <span class="src-var">$color_temp</span><span class="src-sym">{</span><span class="src-num">1</span><span class="src-sym">} </span>== <span class="src-var">$color_temp</span><span class="src-sym">{</span><span class="src-num">2</span><span class="src-sym">} </span>&amp;&amp; <span class="src-var">$color_temp</span><span class="src-sym">{</span><span class="src-num">3</span><span class="src-sym">} </span>== <span class="src-var">$color_temp</span><span class="src-sym">{</span><span class="src-num">4</span><span class="src-sym">} </span>&amp;&amp; <span class="src-var">$color_temp</span><span class="src-sym">{</span><span class="src-num">5</span><span class="src-sym">} </span>== <span class="src-var">$color_temp</span><span class="src-sym">{</span><span class="src-num">6</span><span class="src-sym">}</span><span class="src-sym">)</span></li>
<li><a name="a333"></a>            <span class="src-sym">{</span></li>
<li><a name="a334"></a>                <span class="src-var">$color </span>= <span class="src-str">'#'</span>.<span class="src-var">$color</span><span class="src-sym">{</span><span class="src-num">1</span><span class="src-sym">}</span>.<span class="src-var">$color</span><span class="src-sym">{</span><span class="src-num">3</span><span class="src-sym">}</span>.<span class="src-var">$color</span><span class="src-sym">{</span><span class="src-num">5</span><span class="src-sym">}</span><span class="src-sym">;</span></li>
<li><a name="a335"></a>            <span class="src-sym">}</span></li>
<li><a name="a336"></a>        <span class="src-sym">}</span></li>
<li><a name="a337"></a>        </li>
<li><a name="a338"></a>        <span class="src-key">switch</span><span class="src-sym">(</span><a href="http://www.php.net/strtolower">strtolower</a><span class="src-sym">(</span><span class="src-var">$color</span><span class="src-sym">))</span></li>
<li><a name="a339"></a>        <span class="src-sym">{</span></li>
<li><a name="a340"></a>            <span class="src-comm">/* color name -&gt; hex code */</span></li>
<li><a name="a341"></a>            <span class="src-key">case </span><span class="src-str">'black'</span>: <span class="src-key">return </span><span class="src-str">'#000'</span><span class="src-sym">;</span></li>
<li><a name="a342"></a>            <span class="src-key">case </span><span class="src-str">'fuchsia'</span>: <span class="src-key">return </span><span class="src-str">'#F0F'</span><span class="src-sym">;</span></li>
<li><a name="a343"></a>            <span class="src-key">case </span><span class="src-str">'white'</span>: <span class="src-key">return </span><span class="src-str">'#FFF'</span><span class="src-sym">;</span></li>
<li><a name="a344"></a>            <span class="src-key">case </span><span class="src-str">'yellow'</span>: <span class="src-key">return </span><span class="src-str">'#FF0'</span><span class="src-sym">;</span></li>
<li><a name="a345"></a>                    </li>
<li><a name="a346"></a>            <span class="src-comm">/* hex code -&gt; color name */</span></li>
<li><a name="a347"></a>            <span class="src-key">case </span><span class="src-str">'#800000'</span>: <span class="src-key">return </span><span class="src-str">'maroon'</span><span class="src-sym">;</span></li>
<li><a name="a348"></a>            <span class="src-key">case </span><span class="src-str">'#ffa500'</span>: <span class="src-key">return </span><span class="src-str">'orange'</span><span class="src-sym">;</span></li>
<li><a name="a349"></a>            <span class="src-key">case </span><span class="src-str">'#808000'</span>: <span class="src-key">return </span><span class="src-str">'olive'</span><span class="src-sym">;</span></li>
<li><a name="a350"></a>            <span class="src-key">case </span><span class="src-str">'#800080'</span>: <span class="src-key">return </span><span class="src-str">'purple'</span><span class="src-sym">;</span></li>
<li><a name="a351"></a>            <span class="src-key">case </span><span class="src-str">'#008000'</span>: <span class="src-key">return </span><span class="src-str">'green'</span><span class="src-sym">;</span></li>
<li><a name="a352"></a>            <span class="src-key">case </span><span class="src-str">'#000080'</span>: <span class="src-key">return </span><span class="src-str">'navy'</span><span class="src-sym">;</span></li>
<li><a name="a353"></a>            <span class="src-key">case </span><span class="src-str">'#008080'</span>: <span class="src-key">return </span><span class="src-str">'teal'</span><span class="src-sym">;</span></li>
<li><a name="a354"></a>            <span class="src-key">case </span><span class="src-str">'#c0c0c0'</span>: <span class="src-key">return </span><span class="src-str">'silver'</span><span class="src-sym">;</span></li>
<li><a name="a355"></a>            <span class="src-key">case </span><span class="src-str">'#808080'</span>: <span class="src-key">return </span><span class="src-str">'gray'</span><span class="src-sym">;</span></li>
<li><a name="a356"></a>            <span class="src-key">case </span><span class="src-str">'#f00'</span>: <span class="src-key">return </span><span class="src-str">'red'</span><span class="src-sym">;    </span></li>
<li><a name="a357"></a>        <span class="src-sym">}</span></li>
<li><a name="a358"></a>&nbsp;</li>
<li><a name="a359"></a>        <span class="src-key">return </span><span class="src-var">$color</span><span class="src-sym">;</span></li>
<li><a name="a360"></a>    <span class="src-sym">}</span></li>
<li><a name="a361"></a>    </li>
<li><a name="a362"></a>    <span class="src-doc">/**</span></li>
<li><a name="a363"></a><span class="src-doc">     * Compresses numbers (ie. 1.0 becomes 1 or 1.100 becomes 1.1 )</span></li>
<li><a name="a364"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@param </span><span class="src-doc-type">string </span><span class="src-doc-var">$subvalue </span></li>
<li><a name="a365"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">string </span></li>
<li><a name="a366"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@version</span><span class="src-doc"> 1.2</span></li>
<li><a name="a367"></a><span class="src-doc">     */</span></li>
<li><a name="a368"></a>    <span class="src-key">function </span><a href="../csstidy/csstidy_optimise.html#methodcompress_numbers">compress_numbers</a><span class="src-sym">(</span><span class="src-var">$subvalue</span><span class="src-sym">)</span></li>
<li><a name="a369"></a>    <span class="src-sym">{</span></li>
<li><a name="a370"></a>        <span class="src-var">$units </span>=<span class="src-sym">&amp; </span><span class="src-var">$GLOBALS</span><span class="src-sym">[</span><span class="src-str">'csstidy'</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-str">'units'</span><span class="src-sym">]</span><span class="src-sym">;</span></li>
<li><a name="a371"></a>        <span class="src-var">$number_values </span>=<span class="src-sym">&amp; </span><span class="src-var">$GLOBALS</span><span class="src-sym">[</span><span class="src-str">'csstidy'</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-str">'number_values'</span><span class="src-sym">]</span><span class="src-sym">;</span></li>
<li><a name="a372"></a>        <span class="src-var">$color_values </span>=<span class="src-sym">&amp; </span><span class="src-var">$GLOBALS</span><span class="src-sym">[</span><span class="src-str">'csstidy'</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-str">'color_values'</span><span class="src-sym">]</span><span class="src-sym">;</span></li>
<li><a name="a373"></a>&nbsp;</li>
<li><a name="a374"></a>        <span class="src-comm">// for font:1em/1em sans-serif...;</span></li>
<li><a name="a375"></a>        <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">property </span>== <span class="src-str">'font'</span><span class="src-sym">)</span></li>
<li><a name="a376"></a>        <span class="src-sym">{</span></li>
<li><a name="a377"></a>            <span class="src-var">$temp </span>= <a href="http://www.php.net/explode">explode</a><span class="src-sym">(</span><span class="src-str">'/'</span><span class="src-sym">,</span><span class="src-var">$subvalue</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a378"></a>        <span class="src-sym">}</span></li>
<li><a name="a379"></a>        <span class="src-key">else</span></li>
<li><a name="a380"></a>        <span class="src-sym">{</span></li>
<li><a name="a381"></a>            <span class="src-var">$temp </span>= <span class="src-key">array</span><span class="src-sym">(</span><span class="src-var">$subvalue</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a382"></a>        <span class="src-sym">}</span></li>
<li><a name="a383"></a>        <span class="src-key">for </span><span class="src-sym">(</span><span class="src-var">$l </span>= <span class="src-num">0</span><span class="src-sym">; </span><span class="src-var">$l </span>&lt; <a href="http://www.php.net/count">count</a><span class="src-sym">(</span><span class="src-var">$temp</span><span class="src-sym">)</span><span class="src-sym">; </span><span class="src-var">$l</span>++<span class="src-sym">)</span></li>
<li><a name="a384"></a>        <span class="src-sym">{</span></li>
<li><a name="a385"></a>            <span class="src-comm">// continue if no numeric value</span></li>
<li><a name="a386"></a>            <span class="src-key">if </span><span class="src-sym">(</span><span class="src-sym">!</span><span class="src-sym">(</span><a href="http://www.php.net/strlen">strlen</a><span class="src-sym">(</span><span class="src-var">$temp</span><span class="src-sym">[</span><span class="src-var">$l</span><span class="src-sym">]</span><span class="src-sym">) </span>&gt; <span class="src-num">0 </span>&amp;&amp; <span class="src-sym">( </span><a href="http://www.php.net/is_numeric">is_numeric</a><span class="src-sym">(</span><span class="src-var">$temp</span><span class="src-sym">[</span><span class="src-var">$l</span><span class="src-sym">]</span><span class="src-sym">{</span><span class="src-num">0</span><span class="src-sym">}</span><span class="src-sym">) </span>|| <span class="src-var">$temp</span><span class="src-sym">[</span><span class="src-var">$l</span><span class="src-sym">]</span><span class="src-sym">{</span><span class="src-num">0</span><span class="src-sym">} </span>== <span class="src-str">'+' </span>|| <span class="src-var">$temp</span><span class="src-sym">[</span><span class="src-var">$l</span><span class="src-sym">]</span><span class="src-sym">{</span><span class="src-num">0</span><span class="src-sym">} </span>== <span class="src-str">'-' </span><span class="src-sym">) ))</span></li>
<li><a name="a387"></a>            <span class="src-sym">{</span></li>
<li><a name="a388"></a>                <span class="src-key">continue</span><span class="src-sym">;</span></li>
<li><a name="a389"></a>            <span class="src-sym">}</span></li>
<li><a name="a390"></a>&nbsp;</li>
<li><a name="a391"></a>            <span class="src-comm">// Fix bad colors</span></li>
<li><a name="a392"></a>            <span class="src-key">if </span><span class="src-sym">(</span><a href="http://www.php.net/in_array">in_array</a><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">property</span><span class="src-sym">, </span><span class="src-var">$color_values</span><span class="src-sym">))</span></li>
<li><a name="a393"></a>            <span class="src-sym">{</span></li>
<li><a name="a394"></a>                <span class="src-var">$temp</span><span class="src-sym">[</span><span class="src-var">$l</span><span class="src-sym">] </span>= <span class="src-str">'#'</span>.<span class="src-var">$temp</span><span class="src-sym">[</span><span class="src-var">$l</span><span class="src-sym">]</span><span class="src-sym">;</span></li>
<li><a name="a395"></a>            <span class="src-sym">}</span></li>
<li><a name="a396"></a>        </li>
<li><a name="a397"></a>            <span class="src-key">if </span><span class="src-sym">(</span><a href="http://www.php.net/floatval">floatval</a><span class="src-sym">(</span><span class="src-var">$temp</span><span class="src-sym">[</span><span class="src-var">$l</span><span class="src-sym">]</span><span class="src-sym">) </span>== <span class="src-num">0</span><span class="src-sym">)</span></li>
<li><a name="a398"></a>            <span class="src-sym">{</span></li>
<li><a name="a399"></a>                <span class="src-var">$temp</span><span class="src-sym">[</span><span class="src-var">$l</span><span class="src-sym">] </span>= <span class="src-str">'0'</span><span class="src-sym">;</span></li>
<li><a name="a400"></a>            <span class="src-sym">}</span></li>
<li><a name="a401"></a>            <span class="src-key">else</span></li>
<li><a name="a402"></a>            <span class="src-sym">{</span></li>
<li><a name="a403"></a>                <span class="src-var">$unit_found </span>= <span class="src-id">FALSE</span><span class="src-sym">;</span></li>
<li><a name="a404"></a>                <span class="src-key">for </span><span class="src-sym">(</span><span class="src-var">$m </span>= <span class="src-num">0</span><span class="src-sym">, </span><span class="src-var">$size_4 </span>= <a href="http://www.php.net/count">count</a><span class="src-sym">(</span><span class="src-var">$units</span><span class="src-sym">)</span><span class="src-sym">; </span><span class="src-var">$m </span>&lt; <span class="src-var">$size_4</span><span class="src-sym">; </span><span class="src-var">$m</span>++<span class="src-sym">)</span></li>
<li><a name="a405"></a>                <span class="src-sym">{</span></li>
<li><a name="a406"></a>                    <span class="src-key">if </span><span class="src-sym">(</span><a href="http://www.php.net/strpos">strpos</a><span class="src-sym">(</span><a href="http://www.php.net/strtolower">strtolower</a><span class="src-sym">(</span><span class="src-var">$temp</span><span class="src-sym">[</span><span class="src-var">$l</span><span class="src-sym">]</span><span class="src-sym">)</span><span class="src-sym">,</span><span class="src-var">$units</span><span class="src-sym">[</span><span class="src-var">$m</span><span class="src-sym">]</span><span class="src-sym">) </span>!== <span class="src-id">FALSE</span><span class="src-sym">)</span></li>
<li><a name="a407"></a>                    <span class="src-sym">{</span></li>
<li><a name="a408"></a>                        <span class="src-var">$temp</span><span class="src-sym">[</span><span class="src-var">$l</span><span class="src-sym">] </span>= <a href="http://www.php.net/floatval">floatval</a><span class="src-sym">(</span><span class="src-var">$temp</span><span class="src-sym">[</span><span class="src-var">$l</span><span class="src-sym">]</span><span class="src-sym">)</span>.<span class="src-var">$units</span><span class="src-sym">[</span><span class="src-var">$m</span><span class="src-sym">]</span><span class="src-sym">;</span></li>
<li><a name="a409"></a>                        <span class="src-var">$unit_found </span>= <span class="src-id">TRUE</span><span class="src-sym">;</span></li>
<li><a name="a410"></a>                        <span class="src-key">break</span><span class="src-sym">;</span></li>
<li><a name="a411"></a>                    <span class="src-sym">}</span></li>
<li><a name="a412"></a>                <span class="src-sym">}</span></li>
<li><a name="a413"></a>                <span class="src-key">if </span><span class="src-sym">(</span><span class="src-sym">!</span><span class="src-var">$unit_found </span>&amp;&amp; <span class="src-sym">!</span><a href="http://www.php.net/in_array">in_array</a><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-&gt;</span><span class="src-var">property</span><span class="src-sym">,</span><span class="src-var">$number_values</span><span class="src-sym">,</span><span class="src-id">TRUE</span><span class="src-sym">))</span></li>
<li><a name="a414"></a>                <span class="src-sym">{</span></li>
<li><a name="a415"></a>                    <span class="src-var">$temp</span><span class="src-sym">[</span><span class="src-var">$l</span><span class="src-sym">] </span>= <a href="http://www.php.net/floatval">floatval</a><span class="src-sym">(</span><span class="src-var">$temp</span><span class="src-sym">[</span><span class="src-var">$l</span><span class="src-sym">]</span><span class="src-sym">)</span>.<span class="src-str">'px'</span><span class="src-sym">;</span></li>
<li><a name="a416"></a>                <span class="src-sym">}</span></li>
<li><a name="a417"></a>                <span class="src-key">else </span><span class="src-key">if </span><span class="src-sym">(</span><span class="src-sym">!</span><span class="src-var">$unit_found</span><span class="src-sym">)</span></li>
<li><a name="a418"></a>                <span class="src-sym">{</span></li>
<li><a name="a419"></a>                    <span class="src-var">$temp</span><span class="src-sym">[</span><span class="src-var">$l</span><span class="src-sym">] </span>= <a href="http://www.php.net/floatval">floatval</a><span class="src-sym">(</span><span class="src-var">$temp</span><span class="src-sym">[</span><span class="src-var">$l</span><span class="src-sym">]</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a420"></a>                <span class="src-sym">}</span></li>
<li><a name="a421"></a>            <span class="src-sym">}</span></li>
<li><a name="a422"></a>        <span class="src-sym">}</span></li>
<li><a name="a423"></a>&nbsp;</li>
<li><a name="a424"></a>        <span class="src-key">return </span><span class="src-sym">((</span><a href="http://www.php.net/count">count</a><span class="src-sym">(</span><span class="src-var">$temp</span><span class="src-sym">) </span>&gt; <span class="src-num">1</span><span class="src-sym">) </span>? <span class="src-var">$temp</span><span class="src-sym">[</span><span class="src-num">0</span><span class="src-sym">]</span>.<span class="src-str">'/'</span>.<span class="src-var">$temp</span><span class="src-sym">[</span><span class="src-num">1</span><span class="src-sym">] </span>: <span class="src-var">$temp</span><span class="src-sym">[</span><span class="src-num">0</span><span class="src-sym">]</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a425"></a>    <span class="src-sym">}</span></li>
<li><a name="a426"></a>&nbsp;</li>
<li><a name="a427"></a>    <span class="src-doc">/**</span></li>
<li><a name="a428"></a><span class="src-doc">     * Merges selectors with same properties. Example: a{color:red} b{color:red} -&gt; a,b{color:red}</span></li>
<li><a name="a429"></a><span class="src-doc">     * Very basic and has at least one bug. Hopefully there is a replacement soon.</span></li>
<li><a name="a430"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@param </span><span class="src-doc-type">array </span><span class="src-doc-var">$array </span></li>
<li><a name="a431"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">array </span></li>
<li><a name="a432"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@access</span><span class="src-doc"> public</span></li>
<li><a name="a433"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@version</span><span class="src-doc"> 1.2</span></li>
<li><a name="a434"></a><span class="src-doc">     */</span></li>
<li><a name="a435"></a>    <span class="src-key">function </span><a href="../csstidy/csstidy_optimise.html#methodmerge_selectors">merge_selectors</a><span class="src-sym">(</span><span class="src-sym">&amp;</span><span class="src-var">$array</span><span class="src-sym">)</span></li>
<li><a name="a436"></a>    <span class="src-sym">{</span></li>
<li><a name="a437"></a>        <span class="src-var">$css </span>= <span class="src-var">$array</span><span class="src-sym">;</span></li>
<li><a name="a438"></a>        <span class="src-key">foreach</span><span class="src-sym">(</span><span class="src-var">$css </span><span class="src-key">as </span><span class="src-var">$key </span>=&gt; <span class="src-var">$value</span><span class="src-sym">)</span></li>
<li><a name="a439"></a>        <span class="src-sym">{</span></li>
<li><a name="a440"></a>            <span class="src-key">if</span><span class="src-sym">(</span><span class="src-sym">!</span>isset<span class="src-sym">(</span><span class="src-var">$css</span><span class="src-sym">[</span><span class="src-var">$key</span><span class="src-sym">]</span><span class="src-sym">))</span></li>
<li><a name="a441"></a>            <span class="src-sym">{</span></li>
<li><a name="a442"></a>                <span class="src-key">continue</span><span class="src-sym">;</span></li>
<li><a name="a443"></a>            <span class="src-sym">}</span></li>
<li><a name="a444"></a>            <span class="src-var">$newsel </span>= <span class="src-str">''</span><span class="src-sym">;</span></li>
<li><a name="a445"></a>            </li>
<li><a name="a446"></a>            <span class="src-comm">// Check if properties also exist in another selector</span></li>
<li><a name="a447"></a>            <span class="src-var">$keys </span>= <span class="src-key">array</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a448"></a>            <span class="src-comm">// PHP bug (?) without $css = $array; here</span></li>
<li><a name="a449"></a>            <span class="src-key">foreach</span><span class="src-sym">(</span><span class="src-var">$css </span><span class="src-key">as </span><span class="src-var">$selector </span>=&gt; <span class="src-var">$vali</span><span class="src-sym">)</span></li>
<li><a name="a450"></a>            <span class="src-sym">{</span></li>
<li><a name="a451"></a>                <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$selector </span>== <span class="src-var">$key</span><span class="src-sym">)</span></li>
<li><a name="a452"></a>                <span class="src-sym">{</span></li>
<li><a name="a453"></a>                    <span class="src-key">continue</span><span class="src-sym">;</span></li>
<li><a name="a454"></a>                <span class="src-sym">}</span></li>
<li><a name="a455"></a>                </li>
<li><a name="a456"></a>                <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$css</span><span class="src-sym">[</span><span class="src-var">$key</span><span class="src-sym">] </span>=== <span class="src-var">$vali</span><span class="src-sym">)</span></li>
<li><a name="a457"></a>                <span class="src-sym">{</span></li>
<li><a name="a458"></a>                    <span class="src-var">$keys</span><span class="src-sym">[</span><span class="src-sym">] </span>= <span class="src-var">$selector</span><span class="src-sym">;</span></li>
<li><a name="a459"></a>                <span class="src-sym">}</span></li>
<li><a name="a460"></a>            <span class="src-sym">}</span></li>
<li><a name="a461"></a>&nbsp;</li>
<li><a name="a462"></a>            <span class="src-key">if</span><span class="src-sym">(</span><span class="src-sym">!</span><span class="src-key">empty</span><span class="src-sym">(</span><span class="src-var">$keys</span><span class="src-sym">))</span></li>
<li><a name="a463"></a>            <span class="src-sym">{</span></li>
<li><a name="a464"></a>                <span class="src-var">$newsel </span>= <span class="src-var">$key</span><span class="src-sym">;</span></li>
<li><a name="a465"></a>                unset<span class="src-sym">(</span><span class="src-var">$css</span><span class="src-sym">[</span><span class="src-var">$key</span><span class="src-sym">]</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a466"></a>                <span class="src-key">foreach</span><span class="src-sym">(</span><span class="src-var">$keys </span><span class="src-key">as </span><span class="src-var">$selector</span><span class="src-sym">)</span></li>
<li><a name="a467"></a>                <span class="src-sym">{</span></li>
<li><a name="a468"></a>                    unset<span class="src-sym">(</span><span class="src-var">$css</span><span class="src-sym">[</span><span class="src-var">$selector</span><span class="src-sym">]</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a469"></a>                    <span class="src-var">$newsel </span>.= <span class="src-str">','</span>.<span class="src-var">$selector</span><span class="src-sym">;</span></li>
<li><a name="a470"></a>                <span class="src-sym">}</span></li>
<li><a name="a471"></a>                <span class="src-var">$css</span><span class="src-sym">[</span><span class="src-var">$newsel</span><span class="src-sym">] </span>= <span class="src-var">$value</span><span class="src-sym">;</span></li>
<li><a name="a472"></a>            <span class="src-sym">}</span></li>
<li><a name="a473"></a>        <span class="src-sym">}</span></li>
<li><a name="a474"></a>        <span class="src-var">$array </span>= <span class="src-var">$css</span><span class="src-sym">;</span></li>
<li><a name="a475"></a>    <span class="src-sym">}</span></li>
<li><a name="a476"></a>&nbsp;</li>
<li><a name="a477"></a>    <span class="src-doc">/**</span></li>
<li><a name="a478"></a><span class="src-doc">     * Dissolves properties like padding:10px 10px 10px to padding-top:10px;padding-bottom:10px;...</span></li>
<li><a name="a479"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@param </span><span class="src-doc-type">string </span><span class="src-doc-var">$property </span></li>
<li><a name="a480"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@param </span><span class="src-doc-type">string </span><span class="src-doc-var">$value </span></li>
<li><a name="a481"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">array </span></li>
<li><a name="a482"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@version</span><span class="src-doc"> 1.0</span></li>
<li><a name="a483"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@see</span><span class="src-doc"> merge_4value_shorthands()</span></li>
<li><a name="a484"></a><span class="src-doc">     */</span></li>
<li><a name="a485"></a>    <span class="src-key">function </span><a href="../csstidy/csstidy_optimise.html#methoddissolve_4value_shorthands">dissolve_4value_shorthands</a><span class="src-sym">(</span><span class="src-var">$property</span><span class="src-sym">,</span><span class="src-var">$value</span><span class="src-sym">)</span></li>
<li><a name="a486"></a>    <span class="src-sym">{</span></li>
<li><a name="a487"></a>        <span class="src-var">$shorthands </span>=<span class="src-sym">&amp; </span><span class="src-var">$GLOBALS</span><span class="src-sym">[</span><span class="src-str">'csstidy'</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-str">'shorthands'</span><span class="src-sym">]</span><span class="src-sym">;</span></li>
<li><a name="a488"></a>        <span class="src-key">if</span><span class="src-sym">(</span><span class="src-sym">!</span><a href="http://www.php.net/is_array">is_array</a><span class="src-sym">(</span><span class="src-var">$shorthands</span><span class="src-sym">[</span><span class="src-var">$property</span><span class="src-sym">]</span><span class="src-sym">))</span></li>
<li><a name="a489"></a>        <span class="src-sym">{</span></li>
<li><a name="a490"></a>            <span class="src-var">$return</span><span class="src-sym">[</span><span class="src-var">$property</span><span class="src-sym">] </span>= <span class="src-var">$value</span><span class="src-sym">;</span></li>
<li><a name="a491"></a>            <span class="src-key">return </span><span class="src-var">$return</span><span class="src-sym">;</span></li>
<li><a name="a492"></a>        <span class="src-sym">}</span></li>
<li><a name="a493"></a>        </li>
<li><a name="a494"></a>        <span class="src-var">$important </span>= <span class="src-str">''</span><span class="src-sym">;</span></li>
<li><a name="a495"></a>        <span class="src-key">if</span><span class="src-sym">(</span><span class="src-id"><a href="../csstidy/csstidy.html">csstidy</a></span><span class="src-sym">::</span><a href="../csstidy/csstidy.html#methodis_important">is_important</a><span class="src-sym">(</span><span class="src-var">$value</span><span class="src-sym">))</span></li>
<li><a name="a496"></a>        <span class="src-sym">{</span></li>
<li><a name="a497"></a>            <span class="src-var">$value </span>= <span class="src-id"><a href="../csstidy/csstidy.html">csstidy</a></span><span class="src-sym">::</span><a href="../csstidy/csstidy.html#methodgvw_important">gvw_important</a><span class="src-sym">(</span><span class="src-var">$value</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a498"></a>            <span class="src-var">$important </span>= <span class="src-str">' !important'</span><span class="src-sym">;</span></li>
<li><a name="a499"></a>        <span class="src-sym">}</span></li>
<li><a name="a500"></a>        <span class="src-var">$values </span>= <a href="http://www.php.net/explode">explode</a><span class="src-sym">(</span><span class="src-str">' '</span><span class="src-sym">,</span><span class="src-var">$value</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a501"></a>&nbsp;</li>
<li><a name="a502"></a>&nbsp;</li>
<li><a name="a503"></a>        <span class="src-var">$return </span>= <span class="src-key">array</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a504"></a>        <span class="src-key">if</span><span class="src-sym">(</span><a href="http://www.php.net/count">count</a><span class="src-sym">(</span><span class="src-var">$values</span><span class="src-sym">) </span>== <span class="src-num">4</span><span class="src-sym">)</span></li>
<li><a name="a505"></a>        <span class="src-sym">{</span></li>
<li><a name="a506"></a>            <span class="src-key">for</span><span class="src-sym">(</span><span class="src-var">$i</span>=<span class="src-num">0</span><span class="src-sym">;</span><span class="src-var">$i</span>&lt;<span class="src-num">4</span><span class="src-sym">;</span><span class="src-var">$i</span>++<span class="src-sym">)</span></li>
<li><a name="a507"></a>            <span class="src-sym">{</span></li>
<li><a name="a508"></a>                <span class="src-var">$return</span><span class="src-sym">[</span><span class="src-var">$shorthands</span><span class="src-sym">[</span><span class="src-var">$property</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]] </span>= <span class="src-var">$values</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span>.<span class="src-var">$important</span><span class="src-sym">;</span></li>
<li><a name="a509"></a>            <span class="src-sym">}</span></li>
<li><a name="a510"></a>        <span class="src-sym">}</span></li>
<li><a name="a511"></a>        <span class="src-key">elseif</span><span class="src-sym">(</span><a href="http://www.php.net/count">count</a><span class="src-sym">(</span><span class="src-var">$values</span><span class="src-sym">) </span>== <span class="src-num">3</span><span class="src-sym">)</span></li>
<li><a name="a512"></a>        <span class="src-sym">{</span></li>
<li><a name="a513"></a>            <span class="src-var">$return</span><span class="src-sym">[</span><span class="src-var">$shorthands</span><span class="src-sym">[</span><span class="src-var">$property</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-num">0</span><span class="src-sym">]] </span>= <span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">0</span><span class="src-sym">]</span>.<span class="src-var">$important</span><span class="src-sym">;</span></li>
<li><a name="a514"></a>            <span class="src-var">$return</span><span class="src-sym">[</span><span class="src-var">$shorthands</span><span class="src-sym">[</span><span class="src-var">$property</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-num">1</span><span class="src-sym">]] </span>= <span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">1</span><span class="src-sym">]</span>.<span class="src-var">$important</span><span class="src-sym">;</span></li>
<li><a name="a515"></a>            <span class="src-var">$return</span><span class="src-sym">[</span><span class="src-var">$shorthands</span><span class="src-sym">[</span><span class="src-var">$property</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-num">3</span><span class="src-sym">]] </span>= <span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">1</span><span class="src-sym">]</span>.<span class="src-var">$important</span><span class="src-sym">;</span></li>
<li><a name="a516"></a>            <span class="src-var">$return</span><span class="src-sym">[</span><span class="src-var">$shorthands</span><span class="src-sym">[</span><span class="src-var">$property</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-num">2</span><span class="src-sym">]] </span>= <span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">2</span><span class="src-sym">]</span>.<span class="src-var">$important</span><span class="src-sym">;</span></li>
<li><a name="a517"></a>        <span class="src-sym">}</span></li>
<li><a name="a518"></a>        <span class="src-key">elseif</span><span class="src-sym">(</span><a href="http://www.php.net/count">count</a><span class="src-sym">(</span><span class="src-var">$values</span><span class="src-sym">) </span>== <span class="src-num">2</span><span class="src-sym">)</span></li>
<li><a name="a519"></a>        <span class="src-sym">{</span></li>
<li><a name="a520"></a>            <span class="src-key">for</span><span class="src-sym">(</span><span class="src-var">$i</span>=<span class="src-num">0</span><span class="src-sym">;</span><span class="src-var">$i</span>&lt;<span class="src-num">4</span><span class="src-sym">;</span><span class="src-var">$i</span>++<span class="src-sym">)</span></li>
<li><a name="a521"></a>            <span class="src-sym">{</span></li>
<li><a name="a522"></a>                <span class="src-var">$return</span><span class="src-sym">[</span><span class="src-var">$shorthands</span><span class="src-sym">[</span><span class="src-var">$property</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]] </span>= <span class="src-sym">((</span><span class="src-var">$i </span>% <span class="src-num">2 </span>!= <span class="src-num">0</span><span class="src-sym">)) </span>? <span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">1</span><span class="src-sym">]</span>.<span class="src-var">$important </span>: <span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">0</span><span class="src-sym">]</span>.<span class="src-var">$important</span><span class="src-sym">;</span></li>
<li><a name="a523"></a>            <span class="src-sym">}</span></li>
<li><a name="a524"></a>        <span class="src-sym">}</span></li>
<li><a name="a525"></a>        <span class="src-key">else</span></li>
<li><a name="a526"></a>        <span class="src-sym">{</span></li>
<li><a name="a527"></a>            <span class="src-key">for</span><span class="src-sym">(</span><span class="src-var">$i</span>=<span class="src-num">0</span><span class="src-sym">;</span><span class="src-var">$i</span>&lt;<span class="src-num">4</span><span class="src-sym">;</span><span class="src-var">$i</span>++<span class="src-sym">)</span></li>
<li><a name="a528"></a>            <span class="src-sym">{</span></li>
<li><a name="a529"></a>                <span class="src-var">$return</span><span class="src-sym">[</span><span class="src-var">$shorthands</span><span class="src-sym">[</span><span class="src-var">$property</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]] </span>= <span class="src-var">$values</span><span class="src-sym">[</span><span class="src-num">0</span><span class="src-sym">]</span>.<span class="src-var">$important</span><span class="src-sym">;</span></li>
<li><a name="a530"></a>            <span class="src-sym">}    </span></li>
<li><a name="a531"></a>        <span class="src-sym">}</span></li>
<li><a name="a532"></a>        </li>
<li><a name="a533"></a>        <span class="src-key">return </span><span class="src-var">$return</span><span class="src-sym">;</span></li>
<li><a name="a534"></a>    <span class="src-sym">}</span></li>
<li><a name="a535"></a>&nbsp;</li>
<li><a name="a536"></a>    <span class="src-doc">/**</span></li>
<li><a name="a537"></a><span class="src-doc">     * Explodes a string as explode() does, however, not if $sep is escaped or within a string.</span></li>
<li><a name="a538"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@param </span><span class="src-doc-type">string </span><span class="src-doc-var">$sep </span><span class="src-doc">seperator</span></li>
<li><a name="a539"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@param </span><span class="src-doc-type">string </span><span class="src-doc-var">$string </span></li>
<li><a name="a540"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">array </span></li>
<li><a name="a541"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@version</span><span class="src-doc"> 1.0</span></li>
<li><a name="a542"></a><span class="src-doc">     */</span></li>
<li><a name="a543"></a>    <span class="src-key">function </span><a href="../csstidy/csstidy_optimise.html#methodexplode_ws">explode_ws</a><span class="src-sym">(</span><span class="src-var">$sep</span><span class="src-sym">,</span><span class="src-var">$string</span><span class="src-sym">)</span></li>
<li><a name="a544"></a>    <span class="src-sym">{</span></li>
<li><a name="a545"></a>        <span class="src-var">$status </span>= <span class="src-str">'st'</span><span class="src-sym">;</span></li>
<li><a name="a546"></a>        <span class="src-var">$to </span>= <span class="src-str">''</span><span class="src-sym">;</span></li>
<li><a name="a547"></a>        </li>
<li><a name="a548"></a>        <span class="src-var">$output </span>= <span class="src-key">array</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a549"></a>        <span class="src-var">$num </span>= <span class="src-num">0</span><span class="src-sym">;</span></li>
<li><a name="a550"></a>        <span class="src-key">for</span><span class="src-sym">(</span><span class="src-var">$i </span>= <span class="src-num">0</span><span class="src-sym">, </span><span class="src-var">$len </span>= <a href="http://www.php.net/strlen">strlen</a><span class="src-sym">(</span><span class="src-var">$string</span><span class="src-sym">)</span><span class="src-sym">;</span><span class="src-var">$i </span>&lt; <span class="src-var">$len</span><span class="src-sym">; </span><span class="src-var">$i</span>++<span class="src-sym">)</span></li>
<li><a name="a551"></a>        <span class="src-sym">{</span></li>
<li><a name="a552"></a>            <span class="src-key">switch</span><span class="src-sym">(</span><span class="src-var">$status</span><span class="src-sym">)</span></li>
<li><a name="a553"></a>            <span class="src-sym">{</span></li>
<li><a name="a554"></a>                <span class="src-key">case </span><span class="src-str">'st'</span>:</li>
<li><a name="a555"></a>                <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$string</span><span class="src-sym">{</span><span class="src-var">$i</span><span class="src-sym">} </span>== <span class="src-var">$sep </span>&amp;&amp; <span class="src-sym">!</span><span class="src-id"><a href="../csstidy/csstidy.html">csstidy</a></span><span class="src-sym">::</span><a href="../csstidy/csstidy.html#methodescaped">escaped</a><span class="src-sym">(</span><span class="src-var">$string</span><span class="src-sym">,</span><span class="src-var">$i</span><span class="src-sym">))</span></li>
<li><a name="a556"></a>                <span class="src-sym">{</span></li>
<li><a name="a557"></a>                    ++<span class="src-var">$num</span><span class="src-sym">;</span></li>
<li><a name="a558"></a>                <span class="src-sym">}</span></li>
<li><a name="a559"></a>                <span class="src-key">elseif</span><span class="src-sym">(</span><span class="src-var">$string</span><span class="src-sym">{</span><span class="src-var">$i</span><span class="src-sym">} </span>== <span class="src-str">'&quot;' </span>|| <span class="src-var">$string</span><span class="src-sym">{</span><span class="src-var">$i</span><span class="src-sym">} </span>== <span class="src-str">'\'' </span>|| <span class="src-var">$string</span><span class="src-sym">{</span><span class="src-var">$i</span><span class="src-sym">} </span>== <span class="src-str">'(' </span>&amp;&amp; <span class="src-sym">!</span><span class="src-id"><a href="../csstidy/csstidy.html">csstidy</a></span><span class="src-sym">::</span><a href="../csstidy/csstidy.html#methodescaped">escaped</a><span class="src-sym">(</span><span class="src-var">$string</span><span class="src-sym">,</span><span class="src-var">$i</span><span class="src-sym">))</span></li>
<li><a name="a560"></a>                <span class="src-sym">{</span></li>
<li><a name="a561"></a>                    <span class="src-var">$status </span>= <span class="src-str">'str'</span><span class="src-sym">;</span></li>
<li><a name="a562"></a>                    <span class="src-var">$to </span>= <span class="src-sym">(</span><span class="src-var">$string</span><span class="src-sym">{</span><span class="src-var">$i</span><span class="src-sym">} </span>== <span class="src-str">'('</span><span class="src-sym">) </span>? <span class="src-str">')' </span>: <span class="src-var">$string</span><span class="src-sym">{</span><span class="src-var">$i</span><span class="src-sym">}</span><span class="src-sym">;</span></li>
<li><a name="a563"></a>                    <span class="src-sym">(</span>isset<span class="src-sym">(</span><span class="src-var">$output</span><span class="src-sym">[</span><span class="src-var">$num</span><span class="src-sym">]</span><span class="src-sym">)) </span>? <span class="src-var">$output</span><span class="src-sym">[</span><span class="src-var">$num</span><span class="src-sym">] </span>.= <span class="src-var">$string</span><span class="src-sym">{</span><span class="src-var">$i</span><span class="src-sym">} </span>: <span class="src-var">$output</span><span class="src-sym">[</span><span class="src-var">$num</span><span class="src-sym">] </span>= <span class="src-var">$string</span><span class="src-sym">{</span><span class="src-var">$i</span><span class="src-sym">}</span><span class="src-sym">;</span></li>
<li><a name="a564"></a>                <span class="src-sym">}</span></li>
<li><a name="a565"></a>                <span class="src-key">else</span></li>
<li><a name="a566"></a>                <span class="src-sym">{</span></li>
<li><a name="a567"></a>                    <span class="src-sym">(</span>isset<span class="src-sym">(</span><span class="src-var">$output</span><span class="src-sym">[</span><span class="src-var">$num</span><span class="src-sym">]</span><span class="src-sym">)) </span>? <span class="src-var">$output</span><span class="src-sym">[</span><span class="src-var">$num</span><span class="src-sym">] </span>.= <span class="src-var">$string</span><span class="src-sym">{</span><span class="src-var">$i</span><span class="src-sym">} </span>: <span class="src-var">$output</span><span class="src-sym">[</span><span class="src-var">$num</span><span class="src-sym">] </span>= <span class="src-var">$string</span><span class="src-sym">{</span><span class="src-var">$i</span><span class="src-sym">}</span><span class="src-sym">;</span></li>
<li><a name="a568"></a>                <span class="src-sym">}</span></li>
<li><a name="a569"></a>                <span class="src-key">break</span><span class="src-sym">;</span></li>
<li><a name="a570"></a>                </li>
<li><a name="a571"></a>                <span class="src-key">case </span><span class="src-str">'str'</span>:</li>
<li><a name="a572"></a>                <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$string</span><span class="src-sym">{</span><span class="src-var">$i</span><span class="src-sym">} </span>== <span class="src-var">$to </span>&amp;&amp; <span class="src-sym">!</span><span class="src-id"><a href="../csstidy/csstidy.html">csstidy</a></span><span class="src-sym">::</span><a href="../csstidy/csstidy.html#methodescaped">escaped</a><span class="src-sym">(</span><span class="src-var">$string</span><span class="src-sym">,</span><span class="src-var">$i</span><span class="src-sym">))</span></li>
<li><a name="a573"></a>                <span class="src-sym">{</span></li>
<li><a name="a574"></a>                    <span class="src-var">$status </span>= <span class="src-str">'st'</span><span class="src-sym">;</span></li>
<li><a name="a575"></a>                <span class="src-sym">}</span></li>
<li><a name="a576"></a>                <span class="src-sym">(</span>isset<span class="src-sym">(</span><span class="src-var">$output</span><span class="src-sym">[</span><span class="src-var">$num</span><span class="src-sym">]</span><span class="src-sym">)) </span>? <span class="src-var">$output</span><span class="src-sym">[</span><span class="src-var">$num</span><span class="src-sym">] </span>.= <span class="src-var">$string</span><span class="src-sym">{</span><span class="src-var">$i</span><span class="src-sym">} </span>: <span class="src-var">$output</span><span class="src-sym">[</span><span class="src-var">$num</span><span class="src-sym">] </span>= <span class="src-var">$string</span><span class="src-sym">{</span><span class="src-var">$i</span><span class="src-sym">}</span><span class="src-sym">;</span></li>
<li><a name="a577"></a>                <span class="src-key">break</span><span class="src-sym">;</span></li>
<li><a name="a578"></a>            <span class="src-sym">}</span></li>
<li><a name="a579"></a>        <span class="src-sym">}</span></li>
<li><a name="a580"></a>        </li>
<li><a name="a581"></a>        <span class="src-key">if</span><span class="src-sym">(</span>isset<span class="src-sym">(</span><span class="src-var">$output</span><span class="src-sym">[</span><span class="src-num">0</span><span class="src-sym">]</span><span class="src-sym">))</span></li>
<li><a name="a582"></a>        <span class="src-sym">{</span></li>
<li><a name="a583"></a>            <span class="src-key">return </span><span class="src-var">$output</span><span class="src-sym">;</span></li>
<li><a name="a584"></a>        <span class="src-sym">}</span></li>
<li><a name="a585"></a>        <span class="src-key">else</span></li>
<li><a name="a586"></a>        <span class="src-sym">{</span></li>
<li><a name="a587"></a>            <span class="src-key">return </span><span class="src-key">array</span><span class="src-sym">(</span><span class="src-var">$output</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a588"></a>        <span class="src-sym">}</span></li>
<li><a name="a589"></a>    <span class="src-sym">}</span></li>
<li><a name="a590"></a>&nbsp;</li>
<li><a name="a591"></a>    <span class="src-doc">/**</span></li>
<li><a name="a592"></a><span class="src-doc">     * Merges Shorthand properties again, the opposite of dissolve_4value_shorthands()</span></li>
<li><a name="a593"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@param </span><span class="src-doc-type">array </span><span class="src-doc-var">$array </span></li>
<li><a name="a594"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">array </span></li>
<li><a name="a595"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@version</span><span class="src-doc"> 1.2</span></li>
<li><a name="a596"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@see</span><span class="src-doc"> dissolve_4value_shorthands()</span></li>
<li><a name="a597"></a><span class="src-doc">     */</span></li>
<li><a name="a598"></a>    <span class="src-key">function </span><a href="../csstidy/csstidy_optimise.html#methodmerge_4value_shorthands">merge_4value_shorthands</a><span class="src-sym">(</span><span class="src-var">$array</span><span class="src-sym">)</span></li>
<li><a name="a599"></a>    <span class="src-sym">{</span></li>
<li><a name="a600"></a>        <span class="src-var">$return </span>= <span class="src-var">$array</span><span class="src-sym">;</span></li>
<li><a name="a601"></a>        <span class="src-var">$shorthands </span>=<span class="src-sym">&amp; </span><span class="src-var">$GLOBALS</span><span class="src-sym">[</span><span class="src-str">'csstidy'</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-str">'shorthands'</span><span class="src-sym">]</span><span class="src-sym">;</span></li>
<li><a name="a602"></a>        </li>
<li><a name="a603"></a>        <span class="src-key">foreach</span><span class="src-sym">(</span><span class="src-var">$shorthands </span><span class="src-key">as </span><span class="src-var">$key </span>=&gt; <span class="src-var">$value</span><span class="src-sym">)</span></li>
<li><a name="a604"></a>        <span class="src-sym">{</span></li>
<li><a name="a605"></a>            <span class="src-key">if</span><span class="src-sym">(</span>isset<span class="src-sym">(</span><span class="src-var">$array</span><span class="src-sym">[</span><span class="src-var">$value</span><span class="src-sym">[</span><span class="src-num">0</span><span class="src-sym">]]</span><span class="src-sym">) </span>&amp;&amp; isset<span class="src-sym">(</span><span class="src-var">$array</span><span class="src-sym">[</span><span class="src-var">$value</span><span class="src-sym">[</span><span class="src-num">1</span><span class="src-sym">]]</span><span class="src-sym">)</span></li>
<li><a name="a606"></a>            &amp;&amp; isset<span class="src-sym">(</span><span class="src-var">$array</span><span class="src-sym">[</span><span class="src-var">$value</span><span class="src-sym">[</span><span class="src-num">2</span><span class="src-sym">]]</span><span class="src-sym">) </span>&amp;&amp; isset<span class="src-sym">(</span><span class="src-var">$array</span><span class="src-sym">[</span><span class="src-var">$value</span><span class="src-sym">[</span><span class="src-num">3</span><span class="src-sym">]]</span><span class="src-sym">) </span>&amp;&amp; <span class="src-var">$value </span>!== <span class="src-num">0</span><span class="src-sym">)</span></li>
<li><a name="a607"></a>            <span class="src-sym">{</span></li>
<li><a name="a608"></a>                <span class="src-var">$return</span><span class="src-sym">[</span><span class="src-var">$key</span><span class="src-sym">] </span>= <span class="src-str">''</span><span class="src-sym">;</span></li>
<li><a name="a609"></a>                </li>
<li><a name="a610"></a>                <span class="src-var">$important </span>= <span class="src-str">''</span><span class="src-sym">;</span></li>
<li><a name="a611"></a>                <span class="src-key">for</span><span class="src-sym">(</span><span class="src-var">$i </span>= <span class="src-num">0</span><span class="src-sym">; </span><span class="src-var">$i </span>&lt; <span class="src-num">4</span><span class="src-sym">; </span><span class="src-var">$i</span>++<span class="src-sym">)</span></li>
<li><a name="a612"></a>                <span class="src-sym">{</span></li>
<li><a name="a613"></a>                    <span class="src-var">$val </span>= <span class="src-var">$array</span><span class="src-sym">[</span><span class="src-var">$value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]]</span><span class="src-sym">;</span></li>
<li><a name="a614"></a>                    <span class="src-key">if</span><span class="src-sym">(</span><span class="src-id"><a href="../csstidy/csstidy.html">csstidy</a></span><span class="src-sym">::</span><a href="../csstidy/csstidy.html#methodis_important">is_important</a><span class="src-sym">(</span><span class="src-var">$val</span><span class="src-sym">))</span></li>
<li><a name="a615"></a>                    <span class="src-sym">{</span></li>
<li><a name="a616"></a>                        <span class="src-var">$important </span>= <span class="src-str">'!important'</span><span class="src-sym">;</span></li>
<li><a name="a617"></a>                        <span class="src-var">$return</span><span class="src-sym">[</span><span class="src-var">$key</span><span class="src-sym">] </span>.= <span class="src-id"><a href="../csstidy/csstidy.html">csstidy</a></span><span class="src-sym">::</span><a href="../csstidy/csstidy.html#methodgvw_important">gvw_important</a><span class="src-sym">(</span><span class="src-var">$val</span><span class="src-sym">)</span>.<span class="src-str">' '</span><span class="src-sym">;</span></li>
<li><a name="a618"></a>                    <span class="src-sym">}</span></li>
<li><a name="a619"></a>                    <span class="src-key">else</span></li>
<li><a name="a620"></a>                    <span class="src-sym">{</span></li>
<li><a name="a621"></a>                        <span class="src-var">$return</span><span class="src-sym">[</span><span class="src-var">$key</span><span class="src-sym">] </span>.= <span class="src-var">$val</span>.<span class="src-str">' '</span><span class="src-sym">;</span></li>
<li><a name="a622"></a>                    <span class="src-sym">}</span></li>
<li><a name="a623"></a>                    unset<span class="src-sym">(</span><span class="src-var">$return</span><span class="src-sym">[</span><span class="src-var">$value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]]</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a624"></a>                <span class="src-sym">}</span></li>
<li><a name="a625"></a>                <span class="src-var">$return</span><span class="src-sym">[</span><span class="src-var">$key</span><span class="src-sym">] </span>= <a href="../csstidy/csstidy_optimise.html#methodcsstidy_optimise">csstidy_optimise</a><span class="src-sym">::</span><a href="../csstidy/csstidy_optimise.html#methodshorthand">shorthand</a><span class="src-sym">(</span><a href="http://www.php.net/trim">trim</a><span class="src-sym">(</span><span class="src-var">$return</span><span class="src-sym">[</span><span class="src-var">$key</span><span class="src-sym">]</span>.<span class="src-var">$important</span><span class="src-sym">))</span><span class="src-sym">;        </span></li>
<li><a name="a626"></a>            <span class="src-sym">}</span></li>
<li><a name="a627"></a>        <span class="src-sym">}</span></li>
<li><a name="a628"></a>        <span class="src-key">return </span><span class="src-var">$return</span><span class="src-sym">;</span></li>
<li><a name="a629"></a>    <span class="src-sym">}</span></li>
<li><a name="a630"></a>&nbsp;</li>
<li><a name="a631"></a>    <span class="src-doc">/**</span></li>
<li><a name="a632"></a><span class="src-doc">     * Dissolve background property</span></li>
<li><a name="a633"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@param </span><span class="src-doc-type">string </span><span class="src-doc-var">$str_value </span></li>
<li><a name="a634"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">array </span></li>
<li><a name="a635"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@version</span><span class="src-doc"> 1.0</span></li>
<li><a name="a636"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@see</span><span class="src-doc"> merge_bg()</span></li>
<li><a name="a637"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@todo</span><span class="src-doc"> full CSS 3 compliance</span></li>
<li><a name="a638"></a><span class="src-doc">     */</span></li>
<li><a name="a639"></a>    <span class="src-key">function </span><a href="../csstidy/csstidy_optimise.html#methoddissolve_short_bg">dissolve_short_bg</a><span class="src-sym">(</span><span class="src-var">$str_value</span><span class="src-sym">)</span></li>
<li><a name="a640"></a>    <span class="src-sym">{</span></li>
<li><a name="a641"></a>        <span class="src-var">$background_prop_default </span>=<span class="src-sym">&amp; </span><span class="src-var">$GLOBALS</span><span class="src-sym">[</span><span class="src-str">'csstidy'</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-str">'background_prop_default'</span><span class="src-sym">]</span><span class="src-sym">;</span></li>
<li><a name="a642"></a>        <span class="src-var">$repeat </span>= <span class="src-key">array</span><span class="src-sym">(</span><span class="src-str">'repeat'</span><span class="src-sym">,</span><span class="src-str">'repeat-x'</span><span class="src-sym">,</span><span class="src-str">'repeat-y'</span><span class="src-sym">,</span><span class="src-str">'no-repeat'</span><span class="src-sym">,</span><span class="src-str">'space'</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a643"></a>        <span class="src-var">$attachment </span>= <span class="src-key">array</span><span class="src-sym">(</span><span class="src-str">'scroll'</span><span class="src-sym">,</span><span class="src-str">'fixed'</span><span class="src-sym">,</span><span class="src-str">'local'</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a644"></a>        <span class="src-var">$clip </span>= <span class="src-key">array</span><span class="src-sym">(</span><span class="src-str">'border'</span><span class="src-sym">,</span><span class="src-str">'padding'</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a645"></a>        <span class="src-var">$origin </span>= <span class="src-key">array</span><span class="src-sym">(</span><span class="src-str">'border'</span><span class="src-sym">,</span><span class="src-str">'padding'</span><span class="src-sym">,</span><span class="src-str">'content'</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a646"></a>        <span class="src-var">$pos </span>= <span class="src-key">array</span><span class="src-sym">(</span><span class="src-str">'top'</span><span class="src-sym">,</span><span class="src-str">'center'</span><span class="src-sym">,</span><span class="src-str">'bottom'</span><span class="src-sym">,</span><span class="src-str">'left'</span><span class="src-sym">,</span><span class="src-str">'right'</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a647"></a>        <span class="src-var">$important </span>= <span class="src-str">''</span><span class="src-sym">;</span></li>
<li><a name="a648"></a>        <span class="src-var">$return </span>= <span class="src-key">array</span><span class="src-sym">(</span><span class="src-str">'background-image' </span>=&gt; <span class="src-id">NULL</span><span class="src-sym">,</span><span class="src-str">'background-size' </span>=&gt; <span class="src-id">NULL</span><span class="src-sym">,</span><span class="src-str">'background-repeat' </span>=&gt; <span class="src-id">NULL</span><span class="src-sym">,</span><span class="src-str">'background-position' </span>=&gt; <span class="src-id">NULL</span><span class="src-sym">,</span><span class="src-str">'background-attachment'</span>=&gt;<span class="src-id">NULL</span><span class="src-sym">,</span><span class="src-str">'background-clip' </span>=&gt; <span class="src-id">NULL</span><span class="src-sym">,</span><span class="src-str">'background-origin' </span>=&gt; <span class="src-id">NULL</span><span class="src-sym">,</span><span class="src-str">'background-color' </span>=&gt; <span class="src-id">NULL</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a649"></a>        </li>
<li><a name="a650"></a>        <span class="src-key">if</span><span class="src-sym">(</span><span class="src-id"><a href="../csstidy/csstidy.html">csstidy</a></span><span class="src-sym">::</span><a href="../csstidy/csstidy.html#methodis_important">is_important</a><span class="src-sym">(</span><span class="src-var">$str_value</span><span class="src-sym">))</span></li>
<li><a name="a651"></a>        <span class="src-sym">{</span></li>
<li><a name="a652"></a>            <span class="src-var">$important </span>= <span class="src-str">' !important'</span><span class="src-sym">;</span></li>
<li><a name="a653"></a>            <span class="src-var">$str_value </span>= <span class="src-id"><a href="../csstidy/csstidy.html">csstidy</a></span><span class="src-sym">::</span><a href="../csstidy/csstidy.html#methodgvw_important">gvw_important</a><span class="src-sym">(</span><span class="src-var">$str_value</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a654"></a>        <span class="src-sym">}</span></li>
<li><a name="a655"></a>        </li>
<li><a name="a656"></a>        <span class="src-var">$str_value </span>= <a href="../csstidy/csstidy_optimise.html#methodcsstidy_optimise">csstidy_optimise</a><span class="src-sym">::</span><a href="../csstidy/csstidy_optimise.html#methodexplode_ws">explode_ws</a><span class="src-sym">(</span><span class="src-str">','</span><span class="src-sym">,</span><span class="src-var">$str_value</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a657"></a>        <span class="src-key">for</span><span class="src-sym">(</span><span class="src-var">$i </span>= <span class="src-num">0</span><span class="src-sym">; </span><span class="src-var">$i </span>&lt; <a href="http://www.php.net/count">count</a><span class="src-sym">(</span><span class="src-var">$str_value</span><span class="src-sym">)</span><span class="src-sym">; </span><span class="src-var">$i</span>++<span class="src-sym">)</span></li>
<li><a name="a658"></a>        <span class="src-sym">{</span></li>
<li><a name="a659"></a>            <span class="src-var">$have</span><span class="src-sym">[</span><span class="src-str">'clip'</span><span class="src-sym">] </span>= <span class="src-id">FALSE</span><span class="src-sym">; </span><span class="src-var">$have</span><span class="src-sym">[</span><span class="src-str">'pos'</span><span class="src-sym">] </span>= <span class="src-id">FALSE</span><span class="src-sym">;</span></li>
<li><a name="a660"></a>            <span class="src-var">$have</span><span class="src-sym">[</span><span class="src-str">'color'</span><span class="src-sym">] </span>= <span class="src-id">FALSE</span><span class="src-sym">; </span><span class="src-var">$have</span><span class="src-sym">[</span><span class="src-str">'bg'</span><span class="src-sym">] </span>= <span class="src-id">FALSE</span><span class="src-sym">;</span></li>
<li><a name="a661"></a>            </li>
<li><a name="a662"></a>            <span class="src-var">$str_value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">] </span>= <a href="../csstidy/csstidy_optimise.html#methodcsstidy_optimise">csstidy_optimise</a><span class="src-sym">::</span><a href="../csstidy/csstidy_optimise.html#methodexplode_ws">explode_ws</a><span class="src-sym">(</span><span class="src-str">' '</span><span class="src-sym">,</span><a href="http://www.php.net/trim">trim</a><span class="src-sym">(</span><span class="src-var">$str_value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">))</span><span class="src-sym">;</span></li>
<li><a name="a663"></a>            </li>
<li><a name="a664"></a>            <span class="src-key">for</span><span class="src-sym">(</span><span class="src-var">$j </span>= <span class="src-num">0</span><span class="src-sym">; </span><span class="src-var">$j </span>&lt; <a href="http://www.php.net/count">count</a><span class="src-sym">(</span><span class="src-var">$str_value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">)</span><span class="src-sym">; </span><span class="src-var">$j</span>++<span class="src-sym">)</span></li>
<li><a name="a665"></a>            <span class="src-sym">{</span></li>
<li><a name="a666"></a>                <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$have</span><span class="src-sym">[</span><span class="src-str">'bg'</span><span class="src-sym">] </span>=== <span class="src-id">FALSE </span>&amp;&amp; <span class="src-sym">(</span><a href="http://www.php.net/substr">substr</a><span class="src-sym">(</span><span class="src-var">$str_value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$j</span><span class="src-sym">]</span><span class="src-sym">,</span><span class="src-num">0</span><span class="src-sym">,</span><span class="src-num">4</span><span class="src-sym">) </span>== <span class="src-str">'url(' </span>|| <span class="src-var">$str_value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$j</span><span class="src-sym">] </span>=== <span class="src-str">'none'</span><span class="src-sym">))</span></li>
<li><a name="a667"></a>                <span class="src-sym">{</span></li>
<li><a name="a668"></a>                    <span class="src-var">$return</span><span class="src-sym">[</span><span class="src-str">'background-image'</span><span class="src-sym">] </span>.= <span class="src-var">$str_value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$j</span><span class="src-sym">]</span>.<span class="src-str">','</span><span class="src-sym">;</span></li>
<li><a name="a669"></a>                    <span class="src-var">$have</span><span class="src-sym">[</span><span class="src-str">'bg'</span><span class="src-sym">] </span>= <span class="src-id">TRUE</span><span class="src-sym">;</span></li>
<li><a name="a670"></a>                <span class="src-sym">}</span></li>
<li><a name="a671"></a>                <span class="src-key">elseif</span><span class="src-sym">(</span><a href="http://www.php.net/in_array">in_array</a><span class="src-sym">(</span><span class="src-var">$str_value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$j</span><span class="src-sym">]</span><span class="src-sym">,</span><span class="src-var">$repeat</span><span class="src-sym">,</span><span class="src-id">TRUE</span><span class="src-sym">))</span></li>
<li><a name="a672"></a>                <span class="src-sym">{</span></li>
<li><a name="a673"></a>                    <span class="src-var">$return</span><span class="src-sym">[</span><span class="src-str">'background-repeat'</span><span class="src-sym">] </span>.= <span class="src-var">$str_value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$j</span><span class="src-sym">]</span>.<span class="src-str">','</span><span class="src-sym">;</span></li>
<li><a name="a674"></a>                <span class="src-sym">}</span></li>
<li><a name="a675"></a>                <span class="src-key">elseif</span><span class="src-sym">(</span><a href="http://www.php.net/in_array">in_array</a><span class="src-sym">(</span><span class="src-var">$str_value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$j</span><span class="src-sym">]</span><span class="src-sym">,</span><span class="src-var">$attachment</span><span class="src-sym">,</span><span class="src-id">TRUE</span><span class="src-sym">))</span></li>
<li><a name="a676"></a>                <span class="src-sym">{</span></li>
<li><a name="a677"></a>                    <span class="src-var">$return</span><span class="src-sym">[</span><span class="src-str">'background-attachment'</span><span class="src-sym">] </span>.= <span class="src-var">$str_value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$j</span><span class="src-sym">]</span>.<span class="src-str">','</span><span class="src-sym">;</span></li>
<li><a name="a678"></a>                <span class="src-sym">}</span></li>
<li><a name="a679"></a>                <span class="src-key">elseif</span><span class="src-sym">(</span><a href="http://www.php.net/in_array">in_array</a><span class="src-sym">(</span><span class="src-var">$str_value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$j</span><span class="src-sym">]</span><span class="src-sym">,</span><span class="src-var">$clip</span><span class="src-sym">,</span><span class="src-id">TRUE</span><span class="src-sym">) </span>&amp;&amp; <span class="src-sym">!</span><span class="src-var">$have</span><span class="src-sym">[</span><span class="src-str">'clip'</span><span class="src-sym">]</span><span class="src-sym">)</span></li>
<li><a name="a680"></a>                <span class="src-sym">{</span></li>
<li><a name="a681"></a>                    <span class="src-var">$return</span><span class="src-sym">[</span><span class="src-str">'background-clip'</span><span class="src-sym">] </span>.= <span class="src-var">$str_value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$j</span><span class="src-sym">]</span>.<span class="src-str">','</span><span class="src-sym">;</span></li>
<li><a name="a682"></a>                    <span class="src-var">$have</span><span class="src-sym">[</span><span class="src-str">'clip'</span><span class="src-sym">] </span>= <span class="src-id">TRUE</span><span class="src-sym">;</span></li>
<li><a name="a683"></a>                <span class="src-sym">}</span></li>
<li><a name="a684"></a>                <span class="src-key">elseif</span><span class="src-sym">(</span><a href="http://www.php.net/in_array">in_array</a><span class="src-sym">(</span><span class="src-var">$str_value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$j</span><span class="src-sym">]</span><span class="src-sym">,</span><span class="src-var">$origin</span><span class="src-sym">,</span><span class="src-id">TRUE</span><span class="src-sym">))</span></li>
<li><a name="a685"></a>                <span class="src-sym">{</span></li>
<li><a name="a686"></a>                    <span class="src-var">$return</span><span class="src-sym">[</span><span class="src-str">'background-origin'</span><span class="src-sym">] </span>.= <span class="src-var">$str_value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$j</span><span class="src-sym">]</span>.<span class="src-str">','</span><span class="src-sym">;</span></li>
<li><a name="a687"></a>                <span class="src-sym">}</span></li>
<li><a name="a688"></a>                <span class="src-key">elseif</span><span class="src-sym">(</span><span class="src-var">$str_value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$j</span><span class="src-sym">]</span><span class="src-sym">{</span><span class="src-num">0</span><span class="src-sym">} </span>== <span class="src-str">'('</span><span class="src-sym">)</span></li>
<li><a name="a689"></a>                <span class="src-sym">{</span></li>
<li><a name="a690"></a>                    <span class="src-var">$return</span><span class="src-sym">[</span><span class="src-str">'background-size'</span><span class="src-sym">] </span>.= <a href="http://www.php.net/substr">substr</a><span class="src-sym">(</span><span class="src-var">$str_value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$j</span><span class="src-sym">]</span><span class="src-sym">,</span><span class="src-num">1</span><span class="src-sym">,</span>-<span class="src-num">1</span><span class="src-sym">)</span>.<span class="src-str">','</span><span class="src-sym">;</span></li>
<li><a name="a691"></a>                <span class="src-sym">}</span></li>
<li><a name="a692"></a>                <span class="src-key">elseif</span><span class="src-sym">(</span><a href="http://www.php.net/in_array">in_array</a><span class="src-sym">(</span><span class="src-var">$str_value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$j</span><span class="src-sym">]</span><span class="src-sym">,</span><span class="src-var">$pos</span><span class="src-sym">,</span><span class="src-id">TRUE</span><span class="src-sym">) </span>|| <a href="http://www.php.net/is_numeric">is_numeric</a><span class="src-sym">(</span><span class="src-var">$str_value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$j</span><span class="src-sym">]</span><span class="src-sym">{</span><span class="src-num">0</span><span class="src-sym">}</span><span class="src-sym">) </span>|| <span class="src-var">$str_value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$j</span><span class="src-sym">]</span><span class="src-sym">{</span><span class="src-num">0</span><span class="src-sym">} </span>=== <span class="src-id">NULL</span><span class="src-sym">)</span></li>
<li><a name="a693"></a>                <span class="src-sym">{</span></li>
<li><a name="a694"></a>                    <span class="src-var">$return</span><span class="src-sym">[</span><span class="src-str">'background-position'</span><span class="src-sym">] </span>.= <span class="src-var">$str_value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$j</span><span class="src-sym">]</span><span class="src-sym">;</span></li>
<li><a name="a695"></a>                    <span class="src-key">if</span><span class="src-sym">(</span><span class="src-sym">!</span><span class="src-var">$have</span><span class="src-sym">[</span><span class="src-str">'pos'</span><span class="src-sym">]</span><span class="src-sym">) </span><span class="src-var">$return</span><span class="src-sym">[</span><span class="src-str">'background-position'</span><span class="src-sym">] </span>.= <span class="src-str">' '</span><span class="src-sym">; </span><span class="src-key">else </span><span class="src-var">$return</span><span class="src-sym">[</span><span class="src-str">'background-position'</span><span class="src-sym">]</span>.= <span class="src-str">','</span><span class="src-sym">;</span></li>
<li><a name="a696"></a>                    <span class="src-var">$have</span><span class="src-sym">[</span><span class="src-str">'pos'</span><span class="src-sym">] </span>= <span class="src-id">TRUE</span><span class="src-sym">;</span></li>
<li><a name="a697"></a>                <span class="src-sym">}</span></li>
<li><a name="a698"></a>                <span class="src-key">elseif</span><span class="src-sym">(</span><span class="src-sym">!</span><span class="src-var">$have</span><span class="src-sym">[</span><span class="src-str">'color'</span><span class="src-sym">]</span><span class="src-sym">)</span></li>
<li><a name="a699"></a>                <span class="src-sym">{</span></li>
<li><a name="a700"></a>                    <span class="src-var">$return</span><span class="src-sym">[</span><span class="src-str">'background-color'</span><span class="src-sym">] </span>.= <span class="src-var">$str_value</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-var">$j</span><span class="src-sym">]</span>.<span class="src-str">','</span><span class="src-sym">;</span></li>
<li><a name="a701"></a>                    <span class="src-var">$have</span><span class="src-sym">[</span><span class="src-str">'color'</span><span class="src-sym">] </span>= <span class="src-id">TRUE</span><span class="src-sym">;</span></li>
<li><a name="a702"></a>                <span class="src-sym">}</span></li>
<li><a name="a703"></a>            <span class="src-sym">}</span></li>
<li><a name="a704"></a>        <span class="src-sym">}</span></li>
<li><a name="a705"></a>        </li>
<li><a name="a706"></a>        <span class="src-key">foreach</span><span class="src-sym">(</span><span class="src-var">$background_prop_default </span><span class="src-key">as </span><span class="src-var">$bg_prop </span>=&gt; <span class="src-var">$default_value</span><span class="src-sym">)</span></li>
<li><a name="a707"></a>        <span class="src-sym">{</span></li>
<li><a name="a708"></a>            <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$return</span><span class="src-sym">[</span><span class="src-var">$bg_prop</span><span class="src-sym">] </span>!== <span class="src-id">NULL</span><span class="src-sym">)</span></li>
<li><a name="a709"></a>            <span class="src-sym">{</span></li>
<li><a name="a710"></a>                <span class="src-var">$return</span><span class="src-sym">[</span><span class="src-var">$bg_prop</span><span class="src-sym">] </span>= <a href="http://www.php.net/substr">substr</a><span class="src-sym">(</span><span class="src-var">$return</span><span class="src-sym">[</span><span class="src-var">$bg_prop</span><span class="src-sym">]</span><span class="src-sym">,</span><span class="src-num">0</span><span class="src-sym">,</span>-<span class="src-num">1</span><span class="src-sym">)</span>.<span class="src-var">$important</span><span class="src-sym">;</span></li>
<li><a name="a711"></a>            <span class="src-sym">}</span></li>
<li><a name="a712"></a>            <span class="src-key">else </span><span class="src-var">$return</span><span class="src-sym">[</span><span class="src-var">$bg_prop</span><span class="src-sym">] </span>= <span class="src-var">$default_value</span>.<span class="src-var">$important</span><span class="src-sym">;</span></li>
<li><a name="a713"></a>        <span class="src-sym">}</span></li>
<li><a name="a714"></a>        <span class="src-key">return </span><span class="src-var">$return</span><span class="src-sym">;    </span></li>
<li><a name="a715"></a>    <span class="src-sym">}</span></li>
<li><a name="a716"></a>&nbsp;</li>
<li><a name="a717"></a>    <span class="src-doc">/**</span></li>
<li><a name="a718"></a><span class="src-doc">     * Merges all background properties</span></li>
<li><a name="a719"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@param </span><span class="src-doc-type">array </span><span class="src-doc-var">$input_css </span></li>
<li><a name="a720"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">array </span></li>
<li><a name="a721"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@version</span><span class="src-doc"> 1.0</span></li>
<li><a name="a722"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@see</span><span class="src-doc"> dissolve_short_bg()</span></li>
<li><a name="a723"></a><span class="src-doc">     * </span><span class="src-doc-coretag">@todo</span><span class="src-doc"> full CSS 3 compliance</span></li>
<li><a name="a724"></a><span class="src-doc">     */</span></li>
<li><a name="a725"></a>    <span class="src-key">function </span><a href="../csstidy/csstidy_optimise.html#methodmerge_bg">merge_bg</a><span class="src-sym">(</span><span class="src-var">$input_css</span><span class="src-sym">)</span></li>
<li><a name="a726"></a>    <span class="src-sym">{</span></li>
<li><a name="a727"></a>        <span class="src-var">$background_prop_default </span>=<span class="src-sym">&amp; </span><span class="src-var">$GLOBALS</span><span class="src-sym">[</span><span class="src-str">'csstidy'</span><span class="src-sym">]</span><span class="src-sym">[</span><span class="src-str">'background_prop_default'</span><span class="src-sym">]</span><span class="src-sym">;</span></li>
<li><a name="a728"></a>        <span class="src-comm">// Max number of background images. CSS3 not yet fully implemented</span></li>
<li><a name="a729"></a>        <span class="src-var">$number_of_values </span>= <span class="src-sym">@</span><a href="http://www.php.net/max">max</a><span class="src-sym">(</span><a href="http://www.php.net/count">count</a><span class="src-sym">(</span><a href="../csstidy/csstidy_optimise.html#methodcsstidy_optimise">csstidy_optimise</a><span class="src-sym">::</span><a href="../csstidy/csstidy_optimise.html#methodexplode_ws">explode_ws</a><span class="src-sym">(</span><span class="src-str">','</span><span class="src-sym">,</span><span class="src-var">$input_css</span><span class="src-sym">[</span><span class="src-str">'background-image'</span><span class="src-sym">]</span><span class="src-sym">))</span><span class="src-sym">,</span><a href="http://www.php.net/count">count</a><span class="src-sym">(</span><a href="../csstidy/csstidy_optimise.html#methodcsstidy_optimise">csstidy_optimise</a><span class="src-sym">::</span><a href="../csstidy/csstidy_optimise.html#methodexplode_ws">explode_ws</a><span class="src-sym">(</span><span class="src-str">','</span><span class="src-sym">,</span><span class="src-var">$input_css</span><span class="src-sym">[</span><span class="src-str">'background-color'</span><span class="src-sym">]</span><span class="src-sym">))</span><span class="src-sym">,</span><span class="src-num">1</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a730"></a>        <span class="src-comm">// Array with background images to check if BG image exists</span></li>
<li><a name="a731"></a>        <span class="src-var">$bg_img_array </span>= <span class="src-sym">@</span><a href="../csstidy/csstidy_optimise.html#methodcsstidy_optimise">csstidy_optimise</a><span class="src-sym">::</span><a href="../csstidy/csstidy_optimise.html#methodexplode_ws">explode_ws</a><span class="src-sym">(</span><span class="src-str">','</span><span class="src-sym">,</span><span class="src-id"><a href="../csstidy/csstidy.html">csstidy</a></span><span class="src-sym">::</span><a href="../csstidy/csstidy.html#methodgvw_important">gvw_important</a><span class="src-sym">(</span><span class="src-var">$input_css</span><span class="src-sym">[</span><span class="src-str">'background-image'</span><span class="src-sym">]</span><span class="src-sym">))</span><span class="src-sym">;</span></li>
<li><a name="a732"></a>        <span class="src-var">$new_bg_value </span>= <span class="src-str">''</span><span class="src-sym">;</span></li>
<li><a name="a733"></a>        <span class="src-var">$important </span>= <span class="src-str">''</span><span class="src-sym">;</span></li>
<li><a name="a734"></a>        </li>
<li><a name="a735"></a>        <span class="src-key">for</span><span class="src-sym">(</span><span class="src-var">$i </span>= <span class="src-num">0</span><span class="src-sym">; </span><span class="src-var">$i </span>&lt; <span class="src-var">$number_of_values</span><span class="src-sym">; </span><span class="src-var">$i</span>++<span class="src-sym">)</span></li>
<li><a name="a736"></a>        <span class="src-sym">{</span></li>
<li><a name="a737"></a>            <span class="src-key">foreach</span><span class="src-sym">(</span><span class="src-var">$background_prop_default </span><span class="src-key">as </span><span class="src-var">$bg_property </span>=&gt; <span class="src-var">$default_value</span><span class="src-sym">)</span></li>
<li><a name="a738"></a>            <span class="src-sym">{</span></li>
<li><a name="a739"></a>                <span class="src-comm">// Skip if property does not exist</span></li>
<li><a name="a740"></a>                <span class="src-key">if</span><span class="src-sym">(</span><span class="src-sym">!</span>isset<span class="src-sym">(</span><span class="src-var">$input_css</span><span class="src-sym">[</span><span class="src-var">$bg_property</span><span class="src-sym">]</span><span class="src-sym">))</span></li>
<li><a name="a741"></a>                <span class="src-sym">{</span></li>
<li><a name="a742"></a>                    <span class="src-key">continue</span><span class="src-sym">;</span></li>
<li><a name="a743"></a>                <span class="src-sym">}</span></li>
<li><a name="a744"></a>                </li>
<li><a name="a745"></a>                <span class="src-var">$cur_value </span>= <span class="src-var">$input_css</span><span class="src-sym">[</span><span class="src-var">$bg_property</span><span class="src-sym">]</span><span class="src-sym">;</span></li>
<li><a name="a746"></a>                </li>
<li><a name="a747"></a>                <span class="src-comm">// Skip some properties if there is no background image</span></li>
<li><a name="a748"></a>                <span class="src-key">if</span><span class="src-sym">((</span><span class="src-sym">!</span>isset<span class="src-sym">(</span><span class="src-var">$bg_img_array</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">) </span>|| <span class="src-var">$bg_img_array</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">] </span>=== <span class="src-str">'none'</span><span class="src-sym">)</span></li>
<li><a name="a749"></a>                    &amp;&amp; <span class="src-sym">(</span><span class="src-var">$bg_property </span>=== <span class="src-str">'background-size' </span>|| <span class="src-var">$bg_property </span>=== <span class="src-str">'background-position'</span></li>
<li><a name="a750"></a>                    || <span class="src-var">$bg_property </span>=== <span class="src-str">'background-attachment' </span>|| <span class="src-var">$bg_property </span>=== <span class="src-str">'background-repeat'</span><span class="src-sym">))</span></li>
<li><a name="a751"></a>                <span class="src-sym">{</span></li>
<li><a name="a752"></a>                    <span class="src-key">continue</span><span class="src-sym">;</span></li>
<li><a name="a753"></a>                <span class="src-sym">}</span></li>
<li><a name="a754"></a>                </li>
<li><a name="a755"></a>                <span class="src-comm">// Remove !important</span></li>
<li><a name="a756"></a>                <span class="src-key">if</span><span class="src-sym">(</span><span class="src-id"><a href="../csstidy/csstidy.html">csstidy</a></span><span class="src-sym">::</span><a href="../csstidy/csstidy.html#methodis_important">is_important</a><span class="src-sym">(</span><span class="src-var">$cur_value</span><span class="src-sym">))</span></li>
<li><a name="a757"></a>                <span class="src-sym">{</span></li>
<li><a name="a758"></a>                    <span class="src-var">$important </span>= <span class="src-str">' !important'</span><span class="src-sym">;</span></li>
<li><a name="a759"></a>                    <span class="src-var">$cur_value </span>= <span class="src-id"><a href="../csstidy/csstidy.html">csstidy</a></span><span class="src-sym">::</span><a href="../csstidy/csstidy.html#methodgvw_important">gvw_important</a><span class="src-sym">(</span><span class="src-var">$cur_value</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a760"></a>                <span class="src-sym">}</span></li>
<li><a name="a761"></a>                </li>
<li><a name="a762"></a>                <span class="src-comm">// Do not add default values</span></li>
<li><a name="a763"></a>                <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$cur_value </span>=== <span class="src-var">$default_value</span><span class="src-sym">)</span></li>
<li><a name="a764"></a>                <span class="src-sym">{</span></li>
<li><a name="a765"></a>                    <span class="src-key">continue</span><span class="src-sym">;</span></li>
<li><a name="a766"></a>                <span class="src-sym">}</span></li>
<li><a name="a767"></a>                </li>
<li><a name="a768"></a>                <span class="src-var">$temp </span>= <a href="../csstidy/csstidy_optimise.html#methodcsstidy_optimise">csstidy_optimise</a><span class="src-sym">::</span><a href="../csstidy/csstidy_optimise.html#methodexplode_ws">explode_ws</a><span class="src-sym">(</span><span class="src-str">','</span><span class="src-sym">,</span><span class="src-var">$cur_value</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a769"></a>&nbsp;</li>
<li><a name="a770"></a>                <span class="src-key">if</span><span class="src-sym">(</span>isset<span class="src-sym">(</span><span class="src-var">$temp</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">))</span></li>
<li><a name="a771"></a>                <span class="src-sym">{                    </span></li>
<li><a name="a772"></a>                    <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$bg_property </span>== <span class="src-str">'background-size'</span><span class="src-sym">)</span></li>
<li><a name="a773"></a>                    <span class="src-sym">{</span></li>
<li><a name="a774"></a>                        <span class="src-var">$new_bg_value </span>.= <span class="src-str">'('</span>.<span class="src-var">$temp</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span>.<span class="src-str">') '</span><span class="src-sym">;</span></li>
<li><a name="a775"></a>                    <span class="src-sym">}</span></li>
<li><a name="a776"></a>                    <span class="src-key">else</span></li>
<li><a name="a777"></a>                    <span class="src-sym">{</span></li>
<li><a name="a778"></a>                        <span class="src-var">$new_bg_value </span>.= <span class="src-var">$temp</span><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span>.<span class="src-str">' '</span><span class="src-sym">;</span></li>
<li><a name="a779"></a>                    <span class="src-sym">}</span></li>
<li><a name="a780"></a>                <span class="src-sym">}            </span></li>
<li><a name="a781"></a>            <span class="src-sym">}</span></li>
<li><a name="a782"></a>            </li>
<li><a name="a783"></a>            <span class="src-var">$new_bg_value </span>= <a href="http://www.php.net/trim">trim</a><span class="src-sym">(</span><span class="src-var">$new_bg_value</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a784"></a>            <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$i </span>!= <span class="src-var">$number_of_values</span>-<span class="src-num">1</span><span class="src-sym">) </span><span class="src-var">$new_bg_value </span>.= <span class="src-str">','</span><span class="src-sym">;</span></li>
<li><a name="a785"></a>        <span class="src-sym">}</span></li>
<li><a name="a786"></a>        </li>
<li><a name="a787"></a>        <span class="src-comm">// Delete all background-properties</span></li>
<li><a name="a788"></a>        <span class="src-key">foreach</span><span class="src-sym">(</span><span class="src-var">$background_prop_default </span><span class="src-key">as </span><span class="src-var">$bg_property </span>=&gt; <span class="src-var">$default_value</span><span class="src-sym">)</span></li>
<li><a name="a789"></a>        <span class="src-sym">{</span></li>
<li><a name="a790"></a>            unset<span class="src-sym">(</span><span class="src-var">$input_css</span><span class="src-sym">[</span><span class="src-var">$bg_property</span><span class="src-sym">]</span><span class="src-sym">)</span><span class="src-sym">;</span></li>
<li><a name="a791"></a>        <span class="src-sym">}</span></li>
<li><a name="a792"></a>        </li>
<li><a name="a793"></a>        <span class="src-comm">// Add new background property</span></li>
<li><a name="a794"></a>        <span class="src-key">if</span><span class="src-sym">(</span><span class="src-var">$new_bg_value </span>!== <span class="src-str">''</span><span class="src-sym">) </span><span class="src-var">$input_css</span><span class="src-sym">[</span><span class="src-str">'background'</span><span class="src-sym">] </span>= <span class="src-var">$new_bg_value</span>.<span class="src-var">$important</span><span class="src-sym">;</span></li>
<li><a name="a795"></a>        </li>
<li><a name="a796"></a>        <span class="src-key">return </span><span class="src-var">$input_css</span><span class="src-sym">;</span></li>
<li><a name="a797"></a>    <span class="src-sym">}</span></li>
<li><a name="a798"></a><span class="src-sym">}</span></li>
<li><a name="a799"></a><span class="src-php">?&gt;</span></li>
</ol></pre></div>
</div>
        <div class="credit">
		    <hr />
		    Documentation generated on Mon, 15 May 2006 22:55:34 +0200 by <a href="http://www.phpdoc.org">phpDocumentor 1.3.0RC3</a>
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