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<?php
/**
* Smarty Resource Data Object
* Meta Data Container for Template Files
*
* @package Smarty
* @subpackage TemplateResources
* @author Rodney Rehm
* @property string $content compiled content
*/
class Smarty_Template_Compiled extends Smarty_Template_Resource_Base
{
/**
* nocache hash
*
* @var string|null
*/
public $nocache_hash = null;
/**
* get a Compiled Object of this source
*
* @param Smarty_Internal_Template $_template template object
*
* @return Smarty_Template_Compiled compiled object
*/
static function load($_template)
{
// check runtime cache
if (!$_template->source->handler->recompiled &&
($_template->smarty->resource_cache_mode & Smarty::RESOURCE_CACHE_ON)
) {
$_cache_key = $_template->source->unique_resource . '#';
if ($_template->caching) {
$_cache_key .= 'caching#';
}
$_cache_key .= $_template->compile_id;
if (isset($_template->source->compileds[$_cache_key])) {
return $_template->source->compileds[$_cache_key];
}
}
$compiled = new Smarty_Template_Compiled();
if ($_template->source->handler->hasCompiledHandler) {
$_template->source->handler->populateCompiledFilepath($compiled, $_template);
} else {
$compiled->populateCompiledFilepath($_template);
}
// runtime cache
if (!$_template->source->handler->recompiled &&
($_template->smarty->resource_cache_mode & Smarty::RESOURCE_CACHE_ON)
) {
$_template->source->compileds[$_cache_key] = $compiled;
}
return $compiled;
}
/**
* populate Compiled Object with compiled filepath
*
* @param Smarty_Internal_Template $_template template object
**/
public function populateCompiledFilepath(Smarty_Internal_Template $_template)
{
$_compile_id = isset($_template->compile_id) ? preg_replace('![^\w]+!', '_', $_template->compile_id) : null;
if ($_template->source->isConfig) {
$_flag = '_' .
((int) $_template->smarty->config_read_hidden + (int) $_template->smarty->config_booleanize * 2 +
(int) $_template->smarty->config_overwrite * 4);
} else {
$_flag =
'_' . ((int) $_template->smarty->merge_compiled_includes + (int) $_template->smarty->escape_html * 2);
}
$_filepath = $_template->source->uid . $_flag;
// if use_sub_dirs, break file into directories
if ($_template->smarty->use_sub_dirs) {
$_filepath = substr($_filepath, 0, 2) . DS . substr($_filepath, 2, 2) . DS . substr($_filepath, 4, 2) . DS .
$_filepath;
}
$_compile_dir_sep = $_template->smarty->use_sub_dirs ? DS : '^';
if (isset($_compile_id)) {
$_filepath = $_compile_id . $_compile_dir_sep . $_filepath;
}
// caching token
if ($_template->caching) {
$_cache = '.cache';
} else {
$_cache = '';
}
$_compile_dir = $_template->smarty->getCompileDir();
// set basename if not specified
$_basename = $_template->source->handler->getBasename($_template->source);
if ($_basename === null) {
$_basename = basename(preg_replace('![^\w]+!', '_', $_template->source->name));
}
// separate (optional) basename by dot
if ($_basename) {
$_basename = '.' . $_basename;
}
$this->filepath = $_compile_dir . $_filepath . '.' . $_template->source->type . $_basename . $_cache . '.php';
$this->exists = is_file($this->filepath);
if (!$this->exists) {
$this->timestamp = false;
}
}
/**
* load compiled template or compile from source
*
* @param Smarty_Internal_Template $_template
*
* @throws Exception
*/
public function process(Smarty_Internal_Template $_template)
{
$_smarty_tpl = $_template;
if ($_template->source->handler->recompiled || !$_template->compiled->exists ||
$_template->smarty->force_compile || ($_template->smarty->compile_check &&
$_template->source->getTimeStamp() > $_template->compiled->getTimeStamp())
) {
$this->compileTemplateSource($_template);
$compileCheck = $_template->smarty->compile_check;
$_template->smarty->compile_check = false;
if ($_template->source->handler->recompiled) {
$level = ob_get_level();
ob_start();
try {
eval("?>" . $this->content);
}
catch (Exception $e) {
while (ob_get_level() > $level) {
ob_end_clean();
}
throw $e;
}
ob_get_clean();
$this->content = null;
} else {
$this->loadCompiledTemplate($_template);
}
$_template->smarty->compile_check = $compileCheck;
} else {
$_template->mustCompile = true;
@include($_template->compiled->filepath);
if ($_template->mustCompile) {
$this->compileTemplateSource($_template);
$compileCheck = $_template->smarty->compile_check;
$_template->smarty->compile_check = false;
$this->loadCompiledTemplate($_template);
$_template->smarty->compile_check = $compileCheck;
}
}
$_template->smarty->ext->_subTemplate->registerSubTemplates($_template);
$this->processed = true;
}
/**
* Load fresh compiled template by including the PHP file
* HHVM requires a work around because of a PHP incompatibility
*
* @param \Smarty_Internal_Template $_template
*/
private function loadCompiledTemplate(Smarty_Internal_Template $_template)
{
if (function_exists('opcache_invalidate')) {
opcache_invalidate($_template->compiled->filepath);
}
$_smarty_tpl = $_template;
if (defined('HHVM_VERSION')) {
$_template->smarty->ext->_hhvm->includeHhvm($_template, $_template->compiled->filepath);
} else {
include($_template->compiled->filepath);
}
}
/**
* render compiled template code
*
* @param Smarty_Internal_Template $_template
*
* @return string
* @throws Exception
*/
public function render(Smarty_Internal_Template $_template)
{
if ($_template->smarty->debugging) {
$_template->smarty->_debug->start_render($_template);
}
if (!$this->processed) {
$this->process($_template);
}
if (isset($_template->cached)) {
$_template->cached->file_dependency =
array_merge($_template->cached->file_dependency, $this->file_dependency);
}
$this->getRenderedTemplateCode($_template);
if ($_template->caching && $this->has_nocache_code) {
$_template->cached->hashes[$this->nocache_hash] = true;
}
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);
}
}
/**
* compile template from source
*
* @param Smarty_Internal_Template $_template
*
* @return string
* @throws Exception
*/
public function compileTemplateSource(Smarty_Internal_Template $_template)
{
$_template->source->compileds = array();
$this->file_dependency = array();
$this->tpl_function = array();
$this->includes = array();
$this->nocache_hash = null;
$this->unifunc = null;
// compile locking
if (!$_template->source->handler->recompiled) {
if ($saved_timestamp = $_template->compiled->getTimeStamp()) {
touch($_template->compiled->filepath);
}
}
// call compiler
try {
$_template->loadCompiler();
$code = $_template->compiler->compileTemplate($_template);
}
catch (Exception $e) {
// restore old timestamp in case of error
if (!$_template->source->handler->recompiled && $saved_timestamp) {
touch($_template->compiled->filepath, $saved_timestamp);
}
throw $e;
}
// compiling succeeded
if ($_template->compiler->write_compiled_code) {
// write compiled template
$this->write($_template, $code);
$code = '';
}
// release compiler object to free memory
unset($_template->compiler);
return $code;
}
/**
* Write compiled code by handler
*
* @param Smarty_Internal_Template $_template template object
* @param string $code compiled code
*
* @return boolean success
*/
public function write(Smarty_Internal_Template $_template, $code)
{
if (!$_template->source->handler->recompiled) {
if ($_template->smarty->ext->_writeFile->writeFile($this->filepath, $code, $_template->smarty) === true) {
$this->timestamp = $this->exists = is_file($this->filepath);
if ($this->exists) {
$this->timestamp = filemtime($this->filepath);
return true;
}
}
return false;
} else {
$this->content = $code;
}
$this->timestamp = time();
$this->exists = true;
return true;
}
/**
* Read compiled content from handler
*
* @param Smarty_Internal_Template $_template template object
*
* @return string content
*/
public function read(Smarty_Internal_Template $_template)
{
if (!$_template->source->handler->recompiled) {
return file_get_contents($this->filepath);
}
return isset($this->content) ? $this->content : false;
}
}
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