mirror of
https://github.com/smarty-php/smarty.git
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73 lines
2.8 KiB
PHP
73 lines
2.8 KiB
PHP
<?php
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/**
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* Smarty Internal Plugin Compile Foreach
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*
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* Compiles the {foreach} tag
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* @package Smarty
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* @subpackage Compiler
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* @author Uwe Tews
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*/
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/**
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* Smarty Internal Plugin Compile Foreach Class
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*/
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class Smarty_Internal_Compile_Foreach extends Smarty_Internal_CompileBase {
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/**
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* Compiles code for the {foreach} tag
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*
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* @param array $args array with attributes from parser
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* @param object $compiler compiler object
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* @return string compiled code
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*/
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public function compile($args, $compiler)
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{
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$this->compiler = $compiler;
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$this->required_attributes = array('from', 'item');
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$this->optional_attributes = array('name', 'key');
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// check and get attributes
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$_attr = $this->_get_attributes($args);
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$this->_open_tag('foreach');
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$from = $_attr['from'];
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$item = $_attr['item'];
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if (isset($_attr['key'])) {
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$key = $_attr['key'];
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$key_part = "\$_smarty_tpl->tpl_vars[$key]->value => ";
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} else {
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$key = null;
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$key_part = '';
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}
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if (isset($_attr['name'])) {
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$name = $_attr['name'];
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} else {
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$name = null;
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}
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$output = "<?php ";
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$output .= " \$_smarty_tpl->tpl_vars[$item] = new Smarty_Variable;\n";
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if ($key != null) {
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$output .= " \$_smarty_tpl->tpl_vars[$key] = new Smarty_Variable;\n";
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}
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$output .= " \$_from = $from; if (!is_array(\$_from) && !is_object(\$_from)) { settype(\$_from, 'array');}\n";
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if ($name != null) {
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$output .= " \$_smarty_tpl->tpl_vars['smarty']->value['foreach'][$name]['total'] = count(\$_from);\n";
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$output .= " \$_smarty_tpl->tpl_vars['smarty']->value['foreach'][$name]['iteration']=0;\n";
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$output .= " \$_smarty_tpl->tpl_vars['smarty']->value['foreach'][$name]['index']=-1;\n";
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}
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$output .= "if (count(\$_from) > 0){\n";
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$output .= " foreach (\$_from as " . $key_part . "\$_smarty_tpl->tpl_vars[$item]->value){\n";
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if ($name != null) {
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$output .= " \$_smarty_tpl->tpl_vars['smarty']->value['foreach'][$name]['first'] = \$_smarty_tpl->tpl_vars['smarty']->value['foreach'][$name]['iteration']===0;\n";
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$output .= " \$_smarty_tpl->tpl_vars['smarty']->value['foreach'][$name]['iteration']++;\n";
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$output .= " \$_smarty_tpl->tpl_vars['smarty']->value['foreach'][$name]['index']++;\n";
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$output .= " \$_smarty_tpl->tpl_vars['smarty']->value['foreach'][$name]['last'] = \$_smarty_tpl->tpl_vars['smarty']->value['foreach'][$name]['iteration']=== \$_smarty_tpl->tpl_vars['smarty']->value['foreach'][$name]['total'];\n";
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}
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$output .= "?>";
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return $output;
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}
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}
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?>
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