Location: PHPKode > projects > Dwoo > dwoo/plugins/builtin/blocks/section.php
<?php

/**
 * Compatibility plugin for smarty templates, do not use otherwise, this is deprecated.
 *
 * This software is provided 'as-is', without any express or implied warranty.
 * In no event will the authors be held liable for any damages arising from the use of this software.
 *
 * @author     Jordi Boggiano <hide@address.com>
 * @copyright  Copyright (c) 2008, Jordi Boggiano
 * @license    http://dwoo.org/LICENSE   Modified BSD License
 * @link       http://dwoo.org/
 * @version    1.0.0
 * @date       2008-10-23
 * @package    Dwoo
 */
class Dwoo_Plugin_section extends Dwoo_Block_Plugin implements Dwoo_ICompilable_Block, Dwoo_IElseable
{
	public static $cnt=0;

	public function init($name, $loop, $start = null, $step = null, $max = null, $show = true)
	{
	}

	public static function preProcessing(Dwoo_Compiler $compiler, array $params, $prepend, $append, $type)
	{
		return '';
	}

	public static function postProcessing(Dwoo_Compiler $compiler, array $params, $prepend, $append, $content)
	{
		$output = Dwoo_Compiler::PHP_OPEN;
		$params = $compiler->getCompiledParams($params);

		// assigns params
		$loop = $params['loop'];
		$start = $params['start'];
		$max = $params['max'];
		$name = $params['name'];
		$step = $params['step'];
		$show = $params['show'];

		// gets unique id
		$cnt = self::$cnt++;

		$output .= '$this->globals[\'section\']['.$name.'] = array();'."\n".
		'$_section'.$cnt.' =& $this->globals[\'section\']['.$name.'];'."\n";

		if ($loop !== 'null') {
			$output .= '$_section'.$cnt.'[\'loop\'] = is_array($tmp = '.$loop.') ? count($tmp) : max(0, (int) $tmp);'."\n";
		} else {
			$output .= '$_section'.$cnt.'[\'loop\'] = 1;'."\n";
		}

		if ($show !== 'null') {
			$output .= '$_section'.$cnt.'[\'show\'] = '.$show.";\n";
		} else {
			$output .= '$_section'.$cnt.'[\'show\'] = true;'."\n";
		}

		if ($name !== 'null') {
			$output .= '$_section'.$cnt.'[\'name\'] = '.$name.";\n";
		} else {
			$output .= '$_section'.$cnt.'[\'name\'] = true;'."\n";
		}

		if ($max !== 'null') {
			$output .= '$_section'.$cnt.'[\'max\'] = (int)'.$max.";\n".
						'if($_section'.$cnt.'[\'max\'] < 0) { $_section'.$cnt.'[\'max\'] = $_section'.$cnt.'[\'loop\']; }'."\n";
		} else {
			$output .= '$_section'.$cnt.'[\'max\'] = $_section'.$cnt.'[\'loop\'];'."\n";
		}

		if ($step !== 'null') {
			$output .= '$_section'.$cnt.'[\'step\'] = (int)'.$step.' == 0 ? 1 : (int) '.$step.";\n";
		} else {
			$output .= '$_section'.$cnt.'[\'step\'] = 1;'."\n";
		}

		if ($start !== 'null') {
			$output .= '$_section'.$cnt.'[\'start\'] = (int)'.$start.";\n";
		} else {
			$output .= '$_section'.$cnt.'[\'start\'] = $_section'.$cnt.'[\'step\'] > 0 ? 0 : $_section'.$cnt.'[\'loop\'] - 1;'."\n".
						'if ($_section'.$cnt.'[\'start\'] < 0) { $_section'.$cnt.'[\'start\'] = max($_section'.$cnt.'[\'step\'] > 0 ? 0 : -1, $_section'.$cnt.'[\'loop\'] + $_section'.$cnt.'[\'start\']); } '."\n".
						'else { $_section'.$cnt.'[\'start\'] = min($_section'.$cnt.'[\'start\'], $_section'.$cnt.'[\'step\'] > 0 ? $_section'.$cnt.'[\'loop\'] : $_section'.$cnt.'[\'loop\'] -1); }'."\n";
		}

/*		if ($usesAny) {
			$output .= "\n".'$this->globals["section"]['.$name.'] = array'."\n(";
			if ($usesIndex) $output .="\n\t".'"index"		=> 0,';
			if ($usesIteration) $output .="\n\t".'"iteration"		=> 1,';
			if ($usesFirst) $output .="\n\t".'"first"		=> null,';
			if ($usesLast) $output .="\n\t".'"last"		=> null,';
			if ($usesShow) $output .="\n\t".'"show"		=> ($this->isArray($_for'.$cnt.'_from, true)) || (is_numeric($_for'.$cnt.'_from) && $_for'.$cnt.'_from != $_for'.$cnt.'_to),';
			if ($usesTotal) $output .="\n\t".'"total"		=> $this->isArray($_for'.$cnt.'_from) ? count($_for'.$cnt.'_from) - $_for'.$cnt.'_skip : (is_numeric($_for'.$cnt.'_from) ? abs(($_for'.$cnt.'_to + 1 - $_for'.$cnt.'_from)/$_for'.$cnt.'_step) : 0),';
			$out.="\n);\n".'$_section'.$cnt.'[\'glob\'] =& $this->globals["section"]['.$name.'];'."\n\n";
		}
*/

		$output .= 'if ($_section'.$cnt.'[\'show\']) {'."\n";
		if ($start === 'null' && $step === 'null' && $max === 'null') {
			$output .= '	$_section'.$cnt.'[\'total\'] = $_section'.$cnt.'[\'loop\'];'."\n";
		} else {
			$output .= '	$_section'.$cnt.'[\'total\'] = min(ceil(($_section'.$cnt.'[\'step\'] > 0 ? $_section'.$cnt.'[\'loop\'] - $_section'.$cnt.'[\'start\'] : $_section'.$cnt.'[\'start\'] + 1) / abs($_section'.$cnt.'[\'step\'])), $_section'.$cnt.'[\'max\']);'."\n";
		}
		$output .= '	if ($_section'.$cnt.'[\'total\'] == 0) {'."\n".
				   '		$_section'.$cnt.'[\'show\'] = false;'."\n".
				   '	}'."\n".
				   '} else {'."\n".
				   '	$_section'.$cnt.'[\'total\'] = 0;'."\n}\n";
		$output .= 'if ($_section'.$cnt.'[\'show\']) {'."\n";
		$output .= "\t".'for ($this->scope['.$name.'] = $_section'.$cnt.'[\'start\'], $_section'.$cnt.'[\'iteration\'] = 1; '.
				 	'$_section'.$cnt.'[\'iteration\'] <= $_section'.$cnt.'[\'total\']; '.
				 	'$this->scope['.$name.'] += $_section'.$cnt.'[\'step\'], $_section'.$cnt.'[\'iteration\']++) {'."\n";
		$output .= "\t\t".'$_section'.$cnt.'[\'rownum\'] = $_section'.$cnt.'[\'iteration\'];'."\n";
		$output .= "\t\t".'$_section'.$cnt.'[\'index_prev\'] = $this->scope['.$name.'] - $_section'.$cnt.'[\'step\'];'."\n";
		$output .= "\t\t".'$_section'.$cnt.'[\'index_next\'] = $this->scope['.$name.'] + $_section'.$cnt.'[\'step\'];'."\n";
		$output .= "\t\t".'$_section'.$cnt.'[\'first\']      = ($_section'.$cnt.'[\'iteration\'] == 1);'."\n";
		$output .= "\t\t".'$_section'.$cnt.'[\'last\']       = ($_section'.$cnt.'[\'iteration\'] == $_section'.$cnt.'[\'total\']);'."\n";

		$output .= Dwoo_Compiler::PHP_CLOSE . $content . Dwoo_Compiler::PHP_OPEN;

		$output .= "\n\t}\n} " . Dwoo_Compiler::PHP_CLOSE;

		if (isset($params['hasElse'])) {
			$output .= $params['hasElse'];
		}

		return $output;
	}
}
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