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<?php
/**
* Smarty Resource Data Object
* Meta Data Container for Template Files
*
* @package Smarty
* @subpackage TemplateResources
* @author Rodney Rehm
*
*/
class Smarty_Template_Source
{
/**
* Unique Template ID
*
* @var string
*/
public $uid = null;
/**
* Template Resource (Smarty_Internal_Template::$template_resource)
*
* @var string
*/
public $resource = null;
/**
* Resource Type
*
* @var string
*/
public $type = null;
/**
* Resource Name
*
* @var string
*/
public $name = null;
/**
* Unique Resource Name
*
* @var string
*/
public $unique_resource = null;
/**
* Source Filepath
*
* @var string
*/
public $filepath = null;
/**
* Source Timestamp
*
* @var integer
*/
public $timestamp = null;
/**
* Source Existence
*
* @var boolean
*/
public $exists = false;
/**
* Source File Base name
*
* @var string
*/
public $basename = null;
/**
* The Components an extended template is made of
*
* @var \Smarty_Template_Source[]
*/
public $components = null;
/**
* Resource Handler
*
* @var \Smarty_Resource
*/
public $handler = null;
/**
* Smarty instance
*
* @var Smarty
*/
public $smarty = null;
/**
* Resource is source
*
* @var bool
*/
public $isConfig = false;
/**
* cache for Smarty_Template_Compiled instances
*
* @var Smarty_Template_Compiled[]
*/
public $compileds = array();
/**
* Template source content eventually set by default handler
*
* @var string
*/
public $content = null;
/**
* create Source Object container
*
* @param Smarty_Resource $handler Resource Handler this source object communicates with
* @param Smarty $smarty Smarty instance this source object belongs to
* @param string $resource full template_resource
* @param string $type type of resource
* @param string $name resource name
*
*/
public function __construct(Smarty_Resource $handler, Smarty $smarty, $resource, $type, $name)
{
$this->handler = $handler; // Note: prone to circular references
$this->smarty = $smarty;
$this->resource = $resource;
$this->type = $type;
$this->name = $name;
}
/**
* initialize Source Object for given resource
* Either [$_template] or [$smarty, $template_resource] must be specified
*
* @param Smarty_Internal_Template $_template template object
* @param Smarty $smarty smarty object
* @param string $template_resource resource identifier
*
* @return Smarty_Template_Source Source Object
* @throws SmartyException
*/
public static function load(Smarty_Internal_Template $_template = null, Smarty $smarty = null,
$template_resource = null)
{
if ($_template) {
$smarty = $_template->smarty;
$template_resource = $_template->template_resource;
}
if (empty($template_resource)) {
throw new SmartyException('Missing template name');
}
// parse resource_name, load resource handler, identify unique resource name
if (preg_match('/^([A-Za-z0-9_\-]{2,})[:]([\s\S]*)$/', $template_resource, $match)) {
$type = $match[1];
$name = $match[2];
} else {
// no resource given, use default
// or single character before the colon is not a resource type, but part of the filepath
$type = $smarty->default_resource_type;
$name = $template_resource;
}
$handler = isset($smarty->_cache['resource_handlers'][$type]) ?
$smarty->_cache['resource_handlers'][$type] :
Smarty_Resource::load($smarty, $type);
// if resource is not recompiling and resource name is not dotted we can check the source cache
if (($smarty->resource_cache_mode & Smarty::RESOURCE_CACHE_ON) && !$handler->recompiled &&
!(isset($name[1]) && $name[0] == '.' && ($name[1] == '.' || $name[1] == '/'))
) {
$unique_resource = $handler->buildUniqueResourceName($smarty, $name);
if (isset($smarty->_cache['source_objects'][$unique_resource])) {
return $smarty->_cache['source_objects'][$unique_resource];
}
} else {
$unique_resource = null;
}
// create new source object
$source = new Smarty_Template_Source($handler, $smarty, $template_resource, $type, $name);
$handler->populate($source, $_template);
if (!$source->exists && isset($_template->smarty->default_template_handler_func)) {
Smarty_Internal_Method_RegisterDefaultTemplateHandler::_getDefaultTemplate($source);
}
// on recompiling resources we are done
if (($smarty->resource_cache_mode & Smarty::RESOURCE_CACHE_ON) && !$handler->recompiled) {
// may by we have already $unique_resource
$is_relative = false;
if (!isset($unique_resource)) {
$is_relative = isset($name[1]) && $name[0] == '.' && ($name[1] == '.' || $name[1] == '/') &&
($type == 'file' ||
(isset($_template->parent->source) && $_template->parent->source->type == 'extends'));
$unique_resource =
$handler->buildUniqueResourceName($smarty, $is_relative ? $source->filepath . $name : $name);
}
$source->unique_resource = $unique_resource;
// save in runtime cache if not relative
if (!$is_relative) {
$smarty->_cache['source_objects'][$unique_resource] = $source;
}
}
return $source;
}
/**
* render the uncompiled source
*
* @param Smarty_Internal_Template $_template template object
*
* @return string
* @throws \Exception
*/
public function renderUncompiled(Smarty_Internal_Template $_template)
{
$this->handler->renderUncompiled($_template->source, $_template);
}
/**
* Render uncompiled source
*
* @param \Smarty_Internal_Template $_template
*/
public function render(Smarty_Internal_Template $_template)
{
if ($_template->source->handler->uncompiled) {
if ($_template->smarty->debugging) {
$_template->smarty->_debug->start_render($_template);
}
$this->handler->renderUncompiled($_template->source, $_template);
if (isset($_template->parent) && $_template->parent->_objType == 2 && !empty($_template->tpl_function)) {
$_template->parent->tpl_function =
array_merge($_template->parent->tpl_function, $_template->tpl_function);
}
if ($_template->smarty->debugging) {
$_template->smarty->_debug->end_render($_template);
}
}
}
/**
* Get source time stamp
*
* @return int
*/
public function getTimeStamp()
{
if (!isset($this->timestamp)) {
$this->handler->populateTimestamp($this);
}
return $this->timestamp;
}
/**
* Get source content
*
* @return string
*/
public function getContent()
{
return isset($this->content) ? $this->content : $this->handler->getContent($this);
}
}
|
