Location: PHPKode > projects > Katyshop > katyshop_ro_0.3.2.1/web/includes/functions.php
<?php
/**
 * Product: Katyshop
 * @version 0.3.2.1
 * @author Catalin Hulea - hide@address.com
 * @copyright Copyright (C) 2007 Catalin Hulea
 * @license GNU General Public License version 3
 * 			You can find a copy of GNU GPL v3 at this path: /docs/LICENSE
 * @link https://sourceforge.net/projects/katyshop
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

/**
 * Small simple functions, mainly used for html output.
 * Nothing related to database or other complex logic should stay here.
 */

//#######################################################
//# PAGINATION											#
//#######################################################

function _pagination_composeLink($start, $rowsPerPage, $orderBy, $orderDirection, $listName = "")
{
	$listNameParam = empty($listName) ? "" : "[$listName]";
	$s = "?start$listNameParam=$start";
	$s .= "&rowsPerPage$listNameParam=$rowsPerPage";
	$s .= "&order_by$listNameParam=$orderBy";
	$s .= "&order_direction$listNameParam=$orderDirection";
	if(empty($listName))
	{
		$s .= "&" . Tools::http_build_query2($_GET, array("start", "rowsPerPage", "order_by", "order_direction"));
	}
	else
	{
		$s .= "&" . Tools::http_build_query2($_GET, array($listName));
		$s .= "#" . $listName . '" ';
	}
	return $s;
}

function pagination_readRowsPerPage($listName, $defaultValue = 10)
{
	$rowsPerPage = (empty($listName)) ? intval(@$_GET["rowsPerPage"]) : intval(@$_GET["rowsPerPage"][$listName]);
	if($rowsPerPage == 0)
		$rowsPerPage = $defaultValue;
	return $rowsPerPage;
}

function pagination_columnHead($text, $columnName, $displayArrows = true, $listName = "")
{
	$start = empty($listName) ? intval(@$_GET["start"]) : intval(@$_GET["start"][$listName]);
	$rowsPerPage = pagination_readRowsPerPage($listName);
	$orderBy = empty($listName) ? @$_GET["order_by"] : @$_GET["order_by"][$listName];
	$orderDirection = empty($listName) ? @$_GET["order_direction"] : @$_GET["order_direction"][$listName];

	$asc = !($orderBy == $columnName && $orderDirection == "asc");
	$title = ($asc) ? "ordonare ascendenta dupa $text" : "ordonare descendenta dupa $text";
	$class = ($asc) ? "desc" : "asc"; // at this moment, $asc is reverse of the current option
	$newDirection = ($asc) ? "asc" : "desc";

	$s = '<a href="' . THIS_DIR . THIS_PAGE;
	$s .= _pagination_composeLink(0, $rowsPerPage, $columnName, $newDirection, $listName);
	$s .= '" ';

	if($orderBy == $columnName)
		$s .= 'class="' . $class . '" ';
	$s .= 'title="' . Escape::htmlValue($title) . '">';
	$s .= Escape::html(@$text) . '</a>';
	if($displayArrows)
		$s .= pagination_arrows($text, $columnName, $listName);
	return $s;
}

/**
 * If you leave $direction null, both arrows will be drawn.
 * If you set it to "asc", only the ascending arrow will be drawn.
 * If you set it to "desc", only the descending arrow will be drawn.
 */
function pagination_arrows($text, $columnName, $listName = "", $direction = null)
{
	if(is_null($direction))
	{
		$s = pagination_arrows($text, $columnName, $listName, "asc");
		$s .= pagination_arrows($text, $columnName, $listName, "desc");
		return $s;
	}
	else
	{
		$start = empty($listName) ? intval(@$_GET["start"]) : intval(@$_GET["start"][$listName]);
		$rowsPerPage = pagination_readRowsPerPage($listName);
		$orderBy = empty($listName) ? @$_GET["order_by"] : @$_GET["order_by"][$listName];
		$orderDirection = empty($listName) ? @$_GET["order_direction"] : @$_GET["order_direction"][$listName];
		$asc = ($direction == "asc");
		$title = ($asc) ? "ordonare ascendenta dupa $text" : "ordonare descendenta dupa $text";

		$s = '<a href="' . THIS_DIR . THIS_PAGE;
		$s .= _pagination_composeLink(0, $rowsPerPage, $columnName, $direction, $listName);
		$s .= '" ';
		$s .= 'title="' . Escape::htmlValue($title) . '">';

		if($orderBy == $columnName && $direction == $orderDirection)
		{
			if($direction == "desc")
				$s .= '<img src="img/icons/bullet_arrow_down_orange.gif" alt="' . Escape::htmlValue($title) . '">';
			else
				$s .= '<img src="img/icons/bullet_arrow_up_orange.gif" alt="' . Escape::htmlValue($title) . '">';
		}
		else
		{
			if($direction == "desc")
				$s .= '<img src="img/icons/bullet_arrow_down.gif" alt="' . Escape::htmlValue($title) . '">';
			else
				$s .= '<img src="img/icons/bullet_arrow_up.gif" alt="' . Escape::htmlValue($title) . '">';
		}

		$s .= '</a>';
		return $s;
	}
}

function pagination_listPages($recordsCount, $defaultRowsPerPage = 10, $listName = "")
{
	$start = empty($listName) ? intval(@$_GET["start"]) : intval(@$_GET["start"][$listName]);
	$rowsPerPage = pagination_readRowsPerPage($listName);
	$orderBy = empty($listName) ? @$_GET["order_by"] : @$_GET["order_by"][$listName];
	$orderDirection = empty($listName) ? @$_GET["order_direction"] : @$_GET["order_direction"][$listName];

	$previous = $start - $rowsPerPage;
	if($previous < 0)
		$previous = 0;
	$next = $start + $rowsPerPage;
	if($next >= $recordsCount)
		$next = $recordsCount - $rowsPerPage;
	if($next < 0)
		$next = 0;

	$s = "Pagina: ";
	$s .= '<a href="' . THIS_DIR . THIS_PAGE;
	$s .= _pagination_composeLink($previous, $rowsPerPage, $orderBy, $orderDirection, $listName);
	$s .= '">&laquo; Precedenta</a> ';

	$page = 0;
	for($i = 0; $i < $recordsCount; $i+= $rowsPerPage)
	{
		$page++;
		if($start == $i)
		{
			$s .= "<b>$page</b> ";
		}
		else
		{
			$s .= '<a href="' . THIS_DIR . THIS_PAGE;
			$s .= _pagination_composeLink($i, $rowsPerPage, $orderBy, $orderDirection, $listName);
			$s .= '">' . $page . '</a> ';
		}
	}

	$s .= '<a href="' . THIS_DIR . THIS_PAGE;
	$s .= _pagination_composeLink($next, $rowsPerPage, $orderBy, $orderDirection, $listName);
	$s .= '">Urmatoarea &raquo; </a> ';
	return $s;
}

function pagination_rowsPerPage($listName = "")
{
	$start = empty($listName) ? intval(@$_GET["start"]) : intval(@$_GET["start"][$listName]);
	$rowsPerPage = pagination_readRowsPerPage($listName);
	$orderBy = empty($listName) ? @$_GET["order_by"] : @$_GET["order_by"][$listName];
	$orderDirection = empty($listName) ? @$_GET["order_direction"] : @$_GET["order_direction"][$listName];

	$options = array(1, 2, 3, 4, 5, 10, 20, 30, 40, 50, 100, 250, 500, 750, 1000);
	$s = 'Randuri pe pagina: <select onchange="changeUrlBySel(this); ">';
	for($i = 0; $i < count($options); $i++)
	{
		$selected = ($rowsPerPage == $options[$i]) ? "selected" : "";
		$url = THIS_DIR . THIS_PAGE . _pagination_composeLink(0, $options[$i], $orderBy, $orderDirection, $listName);
		$s .= '<option value="' . $url . '" ' . $selected . '>' . $options[$i] . '</option>';
	}
	$s .= '</select>';
	return $s;
}


//		displayOrderBy($category->id, "pos", "asc", "category.php", "products");
//#######################################################
//# GENERIC												#
//#######################################################

/**
 * function getHeadingLink($key)
 * This function is used to add sort capabilities to a table that lists something from database
 *
 * Sample:
 *
 * $tableFields = array(
 * 	// "array_key_name" => array("db_field_name", "html_table_display_name")
 * 	"name" => array("name", "Name"),
 * 	"code" => array("code", "Code"),
 * 	"customer" => array("customer_rel_type", "Customer"),
 * 	"supplier" => array("supplier_rel_type", "Supplier"),
 * 	"email" => array("email", "Email"),
 * 	"telephone" => array("telephone", "Telephone")
 * );
 *
 *
 *		<table class="cuborder" cellspacing="0">
 * 		<tr>
 * 		<th><?php echo getHeadingLink("name"); ?></th>
 * 		<th><?php echo getHeadingLink("code"); ?></th>
 * 		<th><?php echo getHeadingLink("customer"); ?></th>
 * 		<th><?php echo getHeadingLink("supplier"); ?></th>
 * 		<th><?php echo getHeadingLink("email"); ?></th>
 * 		<th><?php echo getHeadingLink("telephone"); ?></th>
 *		</tr>
 *
 */

$tableFields = array();
function getHeadingLink($key, $panel = "admin")
{
	global $tableFields;
	$s = '<a href="' . THIS_DIR . THIS_PAGE;
	$s .= '?order_by=' . $key;

	$asc = true;
	if(@$_GET["order_by"] == $key && @$_GET["order_direction"] == "asc")
		$asc = false;
	$s .= '&order_direction=' . ($asc ? "asc" : "desc");
	$s .= "&" . Tools::http_build_query2($_GET, array("order_by", "order_direction"));
	$s .= '" ';

	if(@$_GET["order_by"] == $key)
	{
		// at this moment, $asc is reverse of the current option
		if(!$asc)
			$class = "asc";
		else
			$class = "desc";
		$s .= 'class="' . $class . '" ';
	}

	$s .= '>' . Escape::html(@$tableFields[$key][1]) . '</a>';
	return $s;
}

function getListPages($recordsCount, $defaultRowsPerPage = 10)
{
	$s = "";

	$start = intval(@$_GET["start"]);
	$rowsPerPage = intval(@$_GET["rowsPerPage"]);
	if($rowsPerPage == 0)
		$rowsPerPage = $defaultRowsPerPage;
	$previous = $start - $rowsPerPage;
	if($previous < 0)
		$previous = 0;
	$next = $start + $rowsPerPage;
	if($next >= $recordsCount)
		$next = $recordsCount - $rowsPerPage;
	if($next < 0)
		$next = 0;

	$s .= "Pagina: ";
	$s .= '<a href="' . THIS_DIR . THIS_PAGE;
	$s .= "?start=$previous&rowsPerPage=$rowsPerPage&" . Tools::http_build_query2($_GET, array("start", "rowsPerPage"));
	$s .= '">&laquo; Precedenta</a> ';

	$page = 0;
	for($i = 0; $i < $recordsCount; $i+= $rowsPerPage)
	{
		$page++;
		if($start == $i)
		{
			$s .= "<b>$page</b> ";
		}
		else
		{
			$s .= '<a href="' . THIS_DIR . THIS_PAGE;
			$s .= "?start=$i&rowsPerPage=$rowsPerPage&" . Tools::http_build_query2($_GET, array("start", "rowsPerPage"));
			$s .= '">' . $page . '</a> ';
		}
	}


	$s .= '<a href="' . THIS_DIR . THIS_PAGE;
	$s .= "?start=$next&rowsPerPage=$rowsPerPage&" . Tools::http_build_query2($_GET, array("start", "rowsPerPage"));
	$s .= '">Urmatoarea &raquo; </a> ';
	return $s;
}

function filterCriteria($criteria, $tableFields)
{
	$ret = array();
	foreach ($tableFields as $key => $value)
	{
		$dbField = $tableFields[$key][0];
		$ret[$dbField] = @$criteria[$key];
	}
	return $ret;
}

function filterStart($start)
{
	$start = intval($start);
	if($start > 0)
		return $start;
	else
		return 0;
}

function filterRowsPerPage($rowsPerPage, $defaultValue = 50)
{
	$rowsPerPage = intval($rowsPerPage);
	if($rowsPerPage > 0)
		return $rowsPerPage;
	else
		return $defaultValue;
}

function filterOrderBy($orderBy, $tableFields, $defaultValue)
{
	if(!empty($tableFields[$orderBy][0]))
		return $tableFields[$orderBy][0];
	else
		return $defaultValue;
}

function filterOrderDirection($orderDirection, $defaultValue = "asc")
{
	if($orderDirection == "desc")
		return "desc";
	elseif ($orderDirection == "asc")
		return "asc";
	else
		return $defaultValue;
}

//#######################################################
//# WEBSITE SPECIFIC									#
//#######################################################

function displayTree($breadCrumb, $index = -1, $file="admin/category.php", $onlyActive = false)
{
	$db = Application::getDb();
	if($index == -1)
		$c = new Category(0, APP_NAME);
	else
		$c = $breadCrumb[$index];
	$children = $db->tbCategory->getChildCategories($c->id);
	if(count($children) > 0)
	{
		echo "<ul>";
		for ($i = 0; $i < count($children); $i++)
		{
			$c = $children[$i];
			if($onlyActive && intval($c->active) != 1)
				continue;
			$active = ($index + 1 < count($breadCrumb) && $breadCrumb[$index + 1]->id == $c->id);
			$selected = ($index + 2 == count($breadCrumb) && $breadCrumb[$index + 1]->id == $c->id);
			$liClass = '';
			if($db->tbCategory->getChildrenCount($c->id) > 0)
			{
				if($active)
					$liClass = 'class="expanded"';
				else
					$liClass = 'class="collapsed"';
			}
			?>
			<li <?php echo $liClass; ?>>
			<a href="<?php echo $file; ?>?id_category=<?php echo Escape::htmlValue($c->id); ?>" <?php echo ($selected) ? 'class="active"' : ''; ?>><?php echo Escape::html($c->title); ?></a>
			<?php
			if($active)
				displayTree($breadCrumb, $index + 1, $file, $onlyActive);
			?>
			</li>
			<?php
		}
		echo "</ul>";
	}
}

function displayOrderBy($id_category, $field, $direction, $file, $object)
{
	?><a href="<?php echo $file; ?>?id_category=<?php echo intval($id_category) ?>&order_by[<?php echo $object; ?>]=<?php echo Escape::htmlValue($field); ?>&order_direction[<?php echo $object; ?>]=<?php echo Escape::htmlValue($direction); ?>#<?php echo $object; ?>"
		title="order <?php echo Escape::htmlValue($direction); ?>ending by <?php echo Escape::htmlValue($field); ?>"><?php
	if(@$_GET["order_by"][$object] == $field && $direction == @$_GET["order_direction"][$object])
	{
		if($direction == "desc")
		{
			?><img src="img/icons/bullet_arrow_down_orange.gif" alt="ordonare descendenta dupa <?php echo Escape::htmlValue($field); ?>"><?php
		}
		else
		{
			?><img src="img/icons/bullet_arrow_up_orange.gif" alt="ordonare ascendenta dupa <?php echo Escape::htmlValue($field); ?>"><?php
		}
	}
	else
	{
		if($direction == "desc")
		{
			?><img src="img/icons/bullet_arrow_down.gif" alt="ordonare descendenta dupa <?php echo Escape::htmlValue($field); ?>"><?php
		}
		else
		{
			?><img src="img/icons/bullet_arrow_up.gif" alt="ordonare ascendenta dupa <?php echo Escape::htmlValue($field); ?>"><?php
		}
	}
	?></a><?php
}

function displayDestinationTree($breadCrumb, $index = -1)
{
	$db = Application::getDb();
	if($index == -1)
		$c = new Category(0, APP_NAME);
	else
		$c = $breadCrumb[$index];
	$children = $db->tbCategory->getChildCategories($c->id);
	if(count($children) > 0)
	{
		echo "<ul>";
		for ($i = 0; $i < count($children); $i++)
		{
			$c = $children[$i];
			$active = ($index + 1 < count($breadCrumb) && $breadCrumb[$index + 1]->id == $c->id);
			$selected = ($index + 2 == count($breadCrumb) && $breadCrumb[$index + 1]->id == $c->id);
			$liClass = '';
			if($db->tbCategory->getChildrenCount($c->id) > 0)
			{
				if($active)
					$liClass = 'class="expanded"';
				else
					$liClass = 'class="collapsed"';
			}
			?>
			<li <?php echo $liClass; ?>>
			<a href="admin/category.php?action=change_parent&id_category=<?php echo intval(@$_GET["id_category"]); ?>&id_destination=<?php echo Escape::htmlValue($c->id); ?>" <?php echo ($selected) ? 'class="active"' : ''; ?>><?php echo Escape::html($c->title); ?></a>
			<?php
			if($active)
				displayDestinationTree($breadCrumb, $index + 1);
			?>
			</li>
			<?php
		}
		echo "</ul>";
	}
}

/**
 * @param float $x
 * @return string - return the price formatted as a string with thousands and decimals separators
 */
function displayPrice($x)
{
	return number_format($x, 2, ",", ".");
}

/**
 * Takes as a parameter a string formatted with displayPrice() and return the original float
 * @param string $str
 * @return float
 */
function readPrice($str)
{
	return Tools::read_number_format($str, 2, ",", ".");
}




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