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PHP Script  |  2007-09-09  |  6.0 KB  |  143 lines
  1. <?php
  2. /**
  3.  * Smarty plugin
  4.  * @package Smarty
  5.  * @subpackage plugins
  6.  */
  7.  
  8. /**
  9.  * Smarty {config_load} function plugin
  10.  *
  11.  * Type:     function<br>
  12.  * Name:     config_load<br>
  13.  * Purpose:  load config file vars
  14.  * @link http://smarty.php.net/manual/en/language.function.config.load.php {config_load}
  15.  *       (Smarty online manual)
  16.  * @author Monte Ohrt <monte at ohrt dot com>
  17.  * @author messju mohr <messju at lammfellpuschen dot de> (added use of resources)
  18.  * @param array Format:
  19.  * <pre>
  20.  * array('file' => required config file name,
  21.  *       'section' => optional config file section to load
  22.  *       'scope' => local/parent/global
  23.  *       'global' => overrides scope, setting to parent if true)
  24.  * </pre>
  25.  * @param Smarty
  26.  */
  27. function smarty_function_config_load($params, &$smarty)
  28. {
  29.         if ($smarty->debugging) {
  30.             $_params = array();
  31.             require_once(SMARTY_CORE_DIR . 'core.get_microtime.php');
  32.             $_debug_start_time = smarty_core_get_microtime($_params, $smarty);
  33.         }
  34.  
  35.         $_file = isset($params['file']) ? $smarty->_dequote($params['file']) : null;
  36.         $_section = isset($params['section']) ? $smarty->_dequote($params['section']) : null;
  37.         $_scope = isset($params['scope']) ? $smarty->_dequote($params['scope']) : 'global';
  38.         $_global = isset($params['global']) ? $smarty->_dequote($params['global']) : false;
  39.  
  40.         if (!isset($_file) || strlen($_file) == 0) {
  41.             $smarty->trigger_error("missing 'file' attribute in config_load tag", E_USER_ERROR, __FILE__, __LINE__);
  42.         }
  43.  
  44.         if (isset($_scope)) {
  45.             if ($_scope != 'local' &&
  46.                 $_scope != 'parent' &&
  47.                 $_scope != 'global') {
  48.                 $smarty->trigger_error("invalid 'scope' attribute value", E_USER_ERROR, __FILE__, __LINE__);
  49.             }
  50.         } else {
  51.             if ($_global) {
  52.                 $_scope = 'parent';
  53.             } else {
  54.                 $_scope = 'local';
  55.             }
  56.         }
  57.  
  58.         $_params = array('resource_name' => $_file,
  59.                          'resource_base_path' => $smarty->config_dir,
  60.                          'get_source' => false);
  61.         $smarty->_parse_resource_name($_params);
  62.         $_file_path = $_params['resource_type'] . ':' . $_params['resource_name'];
  63.         if (isset($_section))
  64.             $_compile_file = $smarty->_get_compile_path($_file_path.'|'.$_section);
  65.         else
  66.             $_compile_file = $smarty->_get_compile_path($_file_path);
  67.  
  68.         if($smarty->force_compile || !file_exists($_compile_file)) {
  69.             $_compile = true;
  70.         } elseif ($smarty->compile_check) {
  71.             $_params = array('resource_name' => $_file,
  72.                              'resource_base_path' => $smarty->config_dir,
  73.                              'get_source' => false);
  74.             $_compile = $smarty->_fetch_resource_info($_params) &&
  75.                 $_params['resource_timestamp'] > filemtime($_compile_file);
  76.         } else {
  77.             $_compile = false;
  78.         }
  79.  
  80.         if($_compile) {
  81.             // compile config file
  82.             if(!is_object($smarty->_conf_obj)) {
  83.                 require_once SMARTY_DIR . $smarty->config_class . '.class.php';
  84.                 $smarty->_conf_obj = new $smarty->config_class();
  85.                 $smarty->_conf_obj->overwrite = $smarty->config_overwrite;
  86.                 $smarty->_conf_obj->booleanize = $smarty->config_booleanize;
  87.                 $smarty->_conf_obj->read_hidden = $smarty->config_read_hidden;
  88.                 $smarty->_conf_obj->fix_newlines = $smarty->config_fix_newlines;
  89.             }
  90.  
  91.             $_params = array('resource_name' => $_file,
  92.                              'resource_base_path' => $smarty->config_dir,
  93.                              $_params['get_source'] = true);
  94.             if (!$smarty->_fetch_resource_info($_params)) {
  95.                 return;
  96.             }
  97.             $smarty->_conf_obj->set_file_contents($_file, $_params['source_content']);
  98.             $_config_vars = array_merge($smarty->_conf_obj->get($_file),
  99.                     $smarty->_conf_obj->get($_file, $_section));
  100.             if(function_exists('var_export')) {
  101.                 $_output = '<?php $_config_vars = ' . var_export($_config_vars, true) . '; ?>';
  102.             } else {
  103.                 $_output = '<?php $_config_vars = unserialize(\'' . strtr(serialize($_config_vars),array('\''=>'\\\'', '\\'=>'\\\\')) . '\'); ?>';
  104.             }
  105.             $_params = (array('compile_path' => $_compile_file, 'compiled_content' => $_output, 'resource_timestamp' => $_params['resource_timestamp']));
  106.             require_once(SMARTY_CORE_DIR . 'core.write_compiled_resource.php');
  107.             smarty_core_write_compiled_resource($_params, $smarty);
  108.         } else {
  109.             include($_compile_file);
  110.         }
  111.  
  112.         if ($smarty->caching) {
  113.             $smarty->_cache_info['config'][$_file] = true;
  114.         }
  115.  
  116.         $smarty->_config[0]['vars'] = @array_merge($smarty->_config[0]['vars'], $_config_vars);
  117.         $smarty->_config[0]['files'][$_file] = true;
  118.  
  119.         if ($_scope == 'parent') {
  120.                 $smarty->_config[1]['vars'] = @array_merge($smarty->_config[1]['vars'], $_config_vars);
  121.                 $smarty->_config[1]['files'][$_file] = true;
  122.         } else if ($_scope == 'global') {
  123.             for ($i = 1, $for_max = count($smarty->_config); $i < $for_max; $i++) {
  124.                 $smarty->_config[$i]['vars'] = @array_merge($smarty->_config[$i]['vars'], $_config_vars);
  125.                 $smarty->_config[$i]['files'][$_file] = true;
  126.             }
  127.         }
  128.  
  129.         if ($smarty->debugging) {
  130.             $_params = array();
  131.             require_once(SMARTY_CORE_DIR . 'core.get_microtime.php');
  132.             $smarty->_smarty_debug_info[] = array('type'      => 'config',
  133.                                                 'filename'  => $_file.' ['.$_section.'] '.$_scope,
  134.                                                 'depth'     => $smarty->_inclusion_depth,
  135.                                                 'exec_time' => smarty_core_get_microtime($_params, $smarty) - $_debug_start_time);
  136.         }
  137.  
  138. }
  139.  
  140. /* vim: set expandtab: */
  141.  
  142. ?>
  143.