--- /dev/null
+<?php
+/**
+ * Smarty Internal Plugin Config
+ *
+ * Main class for config variables
+ *
+ * @ignore
+ * @package Smarty
+ * @subpackage Config
+ * @author Uwe Tews
+ */
+class Smarty_Internal_Config {
+ static $config_objects = array();
+
+ public function __construct($config_resource, $smarty, $data = null)
+ {
+ $this->data = $data;
+ $this->smarty = $smarty;
+ $this->config_resource = $config_resource;
+ $this->config_resource_type = null;
+ $this->config_resource_name = null;
+ $this->config_filepath = null;
+ $this->config_timestamp = null;
+ $this->config_source = null;
+ $this->compiled_config = null;
+ $this->compiled_filepath = null;
+ $this->compiled_timestamp = null;
+ $this->mustCompile = null;
+ $this->compiler_object = null;
+ // parse config resource name
+ if (!$this->parseConfigResourceName ($config_resource)) {
+ throw new SmartyException ("Unable to parse config resource '{$config_resource}'");
+ }
+ }
+
+ public function getConfigFilepath ()
+ {
+ return $this->config_filepath === null ?
+ $this->config_filepath = $this->buildConfigFilepath() :
+ $this->config_filepath;
+ }
+
+ public function getTimestamp ()
+ {
+ return $this->config_timestamp === null ?
+ $this->config_timestamp = filemtime($this->getConfigFilepath()) :
+ $this->config_timestamp;
+ }
+
+ private function parseConfigResourceName($config_resource)
+ {
+ if (empty($config_resource))
+ return false;
+ if (strpos($config_resource, ':') === false) {
+ // no resource given, use default
+ $this->config_resource_type = $this->smarty->default_config_type;
+ $this->config_resource_name = $config_resource;
+ } else {
+ // get type and name from path
+ list($this->config_resource_type, $this->config_resource_name) = explode(':', $config_resource, 2);
+ if (strlen($this->config_resource_type) == 1) {
+ // 1 char is not resource type, but part of filepath
+ $this->config_resource_type = $this->smarty->default_config_type;
+ $this->config_resource_name = $config_resource;
+ } else {
+ $this->config_resource_type = strtolower($this->config_resource_type);
+ }
+ }
+ return true;
+ }
+
+ /*
+ * get system filepath to config
+ */
+ public function buildConfigFilepath ()
+ {
+ foreach((array)$this->smarty->config_dir as $_config_dir) {
+ if (strpos('/\\', substr($_config_dir, -1)) === false) {
+ $_config_dir .= DS;
+ }
+
+ $_filepath = $_config_dir . $this->config_resource_name;
+ if (file_exists($_filepath))
+ return $_filepath;
+ }
+ // check for absolute path
+ if (file_exists($this->config_resource_name))
+ return $this->config_resource_name;
+ // no tpl file found
+ throw new SmartyException("Unable to load config file \"{$this->config_resource_name}\"");
+ return false;
+ }
+ /**
+ * Read config file source
+ *
+ * @return string content of source file
+ */
+ /**
+ * Returns the template source code
+ *
+ * The template source is being read by the actual resource handler
+ *
+ * @return string the template source
+ */
+ public function getConfigSource ()
+ {
+ if ($this->config_source === null) {
+ if ($this->readConfigSource($this) === false) {
+ throw new SmartyException("Unable to load config file \"{$this->config_resource_name}\"");
+ }
+ }
+ return $this->config_source;
+ }
+ public function readConfigSource()
+ {
+ // read source file
+ if (file_exists($this->getConfigFilepath())) {
+ $this->config_source = file_get_contents($this->getConfigFilepath());
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ /**
+ * 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;
+ }
+ 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->config_resource_name . $_flag);
+ // if use_sub_dirs, break file into directories
+ if ($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 = $this->smarty->compile_dir;
+ if (substr($_compile_dir, -1) != DS) {
+ $_compile_dir .= DS;
+ }
+ return $_compile_dir . $_filepath . '.' . basename($this->config_resource_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->getTimestamp ()):
+ $this->mustCompile;
+ }
+ /**
+ * Returns the compiled config file
+ *
+ * It checks if the config file must be compiled or just read the compiled version
+ *
+ * @return string the compiled config file
+ */
+ public function getCompiledConfig ()
+ {
+ if ($this->compiled_config === null) {
+ // see if template needs compiling.
+ if ($this->mustCompile()) {
+ $this->compileConfigSource();
+ } else {
+ $this->compiled_config = file_get_contents($this->getCompiledFilepath());
+ }
+ }
+ return $this->compiled_config;
+ }
+
+ /**
+ * Compiles the config files
+ */
+ public function compileConfigSource ()
+ {
+ // compile template
+ if (!is_object($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->getConfigFilepath())] = array($this->getConfigFilepath(), $this->getTimestamp(),'file');
+ }
+ if ($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)$value);
+ }
+ }
+ // scan sections
+ foreach ($_config_vars['sections'] as $this_section => $dummy) {
+ if ($sections == null || in_array($this_section, (array)$sections)) {
+ 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);
+ }
+ }
+ }
+ }
+ }
+}
+?>
\ No newline at end of file
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