<?php
/**
* Smarty Internal Plugin Resource PHP
* Implements the file system as resource for PHP templates
*
* @package Smarty
* @subpackage TemplateResources
* @author Uwe Tews
* @author Rodney Rehm
*/
class Smarty_Internal_Resource_PHP extends Smarty_Resource_Uncompiled
{
/**
* container for short_open_tag directive's value before executing PHP templates
*
* @var string
*/
protected $short_open_tag;
/**
* Create a new PHP Resource
*/
public function __construct()
{
$this->short_open_tag = ini_get('short_open_tag');
}
/**
* populate Source Object with meta data from Resource
*
* @param Smarty_Template_Source $source source object
* @param Smarty_Internal_Template $_template template object
*
* @return void
*/
public function populate(Smarty_Template_Source $source, Smarty_Internal_Template $_template = null)
{
$source->filepath = $this->buildFilepath($source, $_template);
if ($source->filepath !== false) {
if (is_object($source->smarty->security_policy)) {
$source->smarty->security_policy->isTrustedResourceDir($source->filepath);
}
$source->uid = sha1($source->filepath);
if ($source->smarty->compile_check) {
$source->timestamp = @filemtime($source->filepath);
$source->exists = !!$source->timestamp;
}
}
}
/**
* populate Source Object with timestamp and exists from Resource
*
* @param Smarty_Template_Source $source source object
*
* @return void
*/
public function populateTimestamp(Smarty_Template_Source $source)
{
$source->timestamp = @filemtime($source->filepath);
$source->exists = !!$source->timestamp;
}
/**
* Load template's source from file into current template object
*
* @param Smarty_Template_Source $source source object
*
* @return string template source
* @throws SmartyException if source cannot be loaded
*/
public function getContent(Smarty_Template_Source $source)
{
if ($source->timestamp) {
return '';
}
throw new SmartyException("Unable to read template {$source->type} '{$source->name}'");
}
/**
* Render and output the template (without using the compiler)
*
* @param Smarty_Template_Source $source source object
* @param Smarty_Internal_Template $_template template object
*
* @return void
* @throws SmartyException if template cannot be loaded or allow_php_templates is disabled
*/
public function renderUncompiled(Smarty_Template_Source $source, Smarty_Internal_Template $_template)
{
if (!$source->smarty->allow_php_templates) {
throw new SmartyException("PHP templates are disabled");
}
if (!$source->exists) {
if ($_template->parent instanceof Smarty_Internal_Template) {
$parent_resource = " in '{$_template->parent->template_resource}'";
} else {
$parent_resource = '';
}
throw new SmartyException("Unable to load template {$source->type} '{$source->name}'{$parent_resource}");
}
// prepare variables
extract($_template->getTemplateVars());
// include PHP template with short open tags enabled
ini_set('short_open_tag', '1');
/** @var Smarty_Internal_Template $_smarty_template
* used in included file
*/
$_smarty_template = $_template;
include($source->filepath);
ini_set('short_open_tag', $this->short_open_tag);
}
}
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