Edit File: smarty_internal_config.php
<?php /** * Smarty Internal Plugin Config * * @package Smarty * @subpackage Config * @author Uwe Tews */ /** * Smarty Internal Plugin Config * * Main class for config variables * * @package Smarty * @subpackage Config * * @property Smarty_Config_Source $source * @property Smarty_Config_Compiled $compiled * @ignore */ class Smarty_Internal_Config { /** * Samrty instance * * @var Smarty object */ public $smarty = null; /** * Object of config var storage * * @var object */ public $data = null; /** * Config resource * @var string */ public $config_resource = null; /** * Compiled config file * * @var string */ public $compiled_config = null; /** * filepath of compiled config file * * @var string */ public $compiled_filepath = null; /** * Filemtime of compiled config Filemtime * * @var int */ public $compiled_timestamp = null; /** * flag if compiled config file is invalid and must be (re)compiled * @var bool */ public $mustCompile = null; /** * Config file compiler object * * @var Smarty_Internal_Config_File_Compiler object */ public $compiler_object = null; /** * Constructor of config file object * * @param string $config_resource config file resource name * @param Smarty $smarty Smarty instance * @param object $data object for config vars storage */ public function __construct($config_resource, $smarty, $data = null) { $this->data = $data; $this->smarty = $smarty; $this->config_resource = $config_resource; } /** * Returns the compiled filepath * * @return string the compiled filepath */ public function getCompiledFilepath() { return $this->compiled_filepath === null ? ($this->compiled_filepath = $this->buildCompiledFilepath()) : $this->compiled_filepath; } /** * Get file path. * * @return string */ public function buildCompiledFilepath() { $_compile_id = isset($this->smarty->compile_id) ? preg_replace('![^\w\|]+!', '_', $this->smarty->compile_id) : null; $_flag = (int) $this->smarty->config_read_hidden + (int) $this->smarty->config_booleanize * 2 + (int) $this->smarty->config_overwrite * 4; $_filepath = sha1($this->source->filepath . $_flag); // if use_sub_dirs, break file into directories if ($this->smarty->use_sub_dirs) { $_filepath = substr($_filepath, 0, 2) . DS . substr($_filepath, 2, 2) . DS . substr($_filepath, 4, 2) . DS . $_filepath; } $_compile_dir_sep = $this->smarty->use_sub_dirs ? DS : '^'; if (isset($_compile_id)) { $_filepath = $_compile_id . $_compile_dir_sep . $_filepath; } $_compile_dir = $this->smarty->getCompileDir(); return $_compile_dir . $_filepath . '.' . basename($this->source->name) . '.config' . '.php'; } /** * Returns the timpestamp of the compiled file * * @return integer the file timestamp */ public function getCompiledTimestamp() { return $this->compiled_timestamp === null ? ($this->compiled_timestamp = (file_exists($this->getCompiledFilepath())) ? filemtime($this->getCompiledFilepath()) : false) : $this->compiled_timestamp; } /** * Returns if the current config file must be compiled * * It does compare the timestamps of config source and the compiled config and checks the force compile configuration * * @return boolean true if the file must be compiled */ public function mustCompile() { return $this->mustCompile === null ? $this->mustCompile = ($this->smarty->force_compile || $this->getCompiledTimestamp () === false || $this->smarty->compile_check && $this->getCompiledTimestamp () < $this->source->timestamp): $this->mustCompile; } /** * Returns the compiled config file * * It checks if the config file must be compiled or just read the compiled version * * @return string the compiled config file */ public function getCompiledConfig() { if ($this->compiled_config === null) { // see if template needs compiling. if ($this->mustCompile()) { $this->compileConfigSource(); } else { $this->compiled_config = file_get_contents($this->getCompiledFilepath()); } } return $this->compiled_config; } /** * Compiles the config files * * @throws Exception */ public function compileConfigSource() { // compile template if (!is_object($this->compiler_object)) { // load compiler $this->compiler_object = new Smarty_Internal_Config_File_Compiler($this->smarty); } // compile locking if ($this->smarty->compile_locking) { if ($saved_timestamp = $this->getCompiledTimestamp()) { touch($this->getCompiledFilepath()); } } // call compiler try { $this->compiler_object->compileSource($this); } catch (Exception $e) { // restore old timestamp in case of error if ($this->smarty->compile_locking && $saved_timestamp) { touch($this->getCompiledFilepath(), $saved_timestamp); } throw $e; } // compiling succeded // write compiled template Smarty_Internal_Write_File::writeFile($this->getCompiledFilepath(), $this->getCompiledConfig(), $this->smarty); } /** * load config variables * * @param mixed $sections array of section names, single section or null * @param object $scope global,parent or local */ public function loadConfigVars($sections = null, $scope = 'local') { if ($this->data instanceof Smarty_Internal_Template) { $this->data->properties['file_dependency'][sha1($this->source->filepath)] = array($this->source->filepath, $this->source->timestamp, 'file'); } if ($this->mustCompile()) { $this->compileConfigSource(); } // pointer to scope if ($scope == 'local') { $scope_ptr = $this->data; } elseif ($scope == 'parent') { if (isset($this->data->parent)) { $scope_ptr = $this->data->parent; } else { $scope_ptr = $this->data; } } elseif ($scope == 'root' || $scope == 'global') { $scope_ptr = $this->data; while (isset($scope_ptr->parent)) { $scope_ptr = $scope_ptr->parent; } } $_config_vars = array(); include($this->getCompiledFilepath()); // copy global config vars foreach ($_config_vars['vars'] as $variable => $value) { if ($this->smarty->config_overwrite || !isset($scope_ptr->config_vars[$variable])) { $scope_ptr->config_vars[$variable] = $value; } else { $scope_ptr->config_vars[$variable] = array_merge((array) $scope_ptr->config_vars[$variable], (array) $value); } } // scan sections if (!empty($sections)) { foreach ((array) $sections as $this_section) { if (isset($_config_vars['sections'][$this_section])) { foreach ($_config_vars['sections'][$this_section]['vars'] as $variable => $value) { if ($this->smarty->config_overwrite || !isset($scope_ptr->config_vars[$variable])) { $scope_ptr->config_vars[$variable] = $value; } else { $scope_ptr->config_vars[$variable] = array_merge((array) $scope_ptr->config_vars[$variable], (array) $value); } } } } } } /** * set Smarty property in template context * * @param string $property_name property name * @param mixed $value value * @throws SmartyException if $property_name is not valid */ public function __set($property_name, $value) { switch ($property_name) { case 'source': case 'compiled': $this->$property_name = $value; return; } throw new SmartyException("invalid config property '$property_name'."); } /** * get Smarty property in template context * * @param string $property_name property name * @throws SmartyException if $property_name is not valid */ public function __get($property_name) { switch ($property_name) { case 'source': if (empty($this->config_resource)) { throw new SmartyException("Unable to parse resource name \"{$this->config_resource}\""); } $this->source = Smarty_Resource::config($this); return $this->source; case 'compiled': $this->compiled = $this->source->getCompiled($this); return $this->compiled; } throw new SmartyException("config attribute '$property_name' does not exist."); } }
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