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smarty_internal_compile_extends.php
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smarty_internal_compile_extends.php
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<?php
/**
* Smarty Internal Plugin Compile extend
*
* Compiles the {extends} tag
*
* @package Smarty
* @subpackage Compiler
* @author Uwe Tews
*/
/**
* Smarty Internal Plugin Compile extend Class
*/
class Smarty_Internal_Compile_Extends extends Smarty_Internal_CompileBase {
/**
* Compiles code for the {extends} tag
*
* @param array $args array with attributes from parser
* @param object $compiler compiler object
* @return string compiled code
*/
public function compile($args, $compiler)
{
$this->compiler = $compiler;
$this->smarty =$compiler->smarty;
$this->required_attributes = array('file');
// check and get attributes
$_attr = $this->_get_attributes($args);
$_smarty_tpl = $compiler->template;
// $include_file = '';
eval('$include_file = ' . $_attr['file'] . ';');
// create template object
$_template = new Smarty_Template ($include_file, $this->smarty, $compiler->template);
// save file dependency
$compiler->template->properties['file_dependency']['F'.abs(crc32($_template->getTemplateFilepath()))] = array($_template->getTemplateFilepath(), $_template->getTemplateTimestamp());
$_old_source = $compiler->template->template_source;
if (preg_match_all('/(' . $this->smarty->left_delimiter . 'block(.+?)' . $this->smarty->right_delimiter . ')/', $_old_source, $s, PREG_OFFSET_CAPTURE) !=
preg_match_all('/(' . $this->smarty->left_delimiter . '\/block(.*?)' . $this->smarty->right_delimiter . ')/', $_old_source, $c, PREG_OFFSET_CAPTURE)) {
$this->compiler->trigger_template_error(" unmatched {block} {/block} pairs");
}
$block_count = count($s[0]);
for ($i = 0; $i < $block_count; $i++) {
$block_content = str_replace($this->smarty->left_delimiter . '$smarty.parent' . $this->smarty->right_delimiter, '%%%%SMARTY_PARENT%%%%',
substr($_old_source, $s[0][$i][1] + strlen($s[0][$i][0]), $c[0][$i][1] - $s[0][$i][1] - strlen($s[0][$i][0])));
$this->saveBlockData($block_content, $s[0][$i][0],$compiler->template);
}
$compiler->template->template_source = $_template->getTemplateSource();
$compiler->abort_and_recompile = true;
return ' ';
}
protected function saveBlockData($block_content, $block_tag,$template)
{
if (0 == preg_match('/(.?)(name=)([^ ]*)/', $block_tag, $_match)) {
$this->compiler->trigger_template_error("\"" . $block_tag . "\" missing name attribute");
} else {
// compile block content
$_tpl = $this->smarty->createTemplate('string:' . $block_content,null,null,$template);
$_tpl->template_filepath = $this->compiler->template->getTemplateFilepath();
$_tpl->forceNocache= true;
$_compiled_content = $_tpl->getCompiledTemplate();
unset($_tpl);
$_name = trim($_match[3], "\"'}");
if (isset($this->smarty->block_data[$_name])) {
if (strpos($this->smarty->block_data[$_name]['compiled'], '%%%%SMARTY_PARENT%%%%') !== false) {
$this->smarty->block_data[$_name]['compiled'] =
str_replace('%%%%SMARTY_PARENT%%%%', $_compiled_content, $this->smarty->block_data[$_name]['compiled']);
} elseif ($this->smarty->block_data[$_name]['mode'] == 'prepend') {
$this->smarty->block_data[$_name]['compiled'] .= $_compiled_content;
} elseif ($this->smarty->block_data[$_name]['mode'] == 'append') {
$this->smarty->block_data[$_name]['compiled'] = $_compiled_content . $this->smarty->block_data[$_name]['compiled'];
}
} else {
$this->smarty->block_data[$_name]['compiled'] = $_compiled_content;
}
if (preg_match('/(.?)(append=true)(.*)/', $block_tag, $_match) != 0) {
$this->smarty->block_data[$_name]['mode'] = 'append';
} elseif (preg_match('/(.?)(prepend=true)(.*)/', $block_tag, $_match) != 0) {
$this->smarty->block_data[$_name]['mode'] = 'prepend';
} else {
$this->smarty->block_data[$_name]['mode'] = 'replace';
}
}
}
}
?>

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