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   1  <?php
   2  /**
   3   * Smarty Internal Plugin Compile Config Load
   4   *
   5   * Compiles the {config load} tag
   6   *
   7   * @package Smarty
   8   * @subpackage Compiler
   9   * @author Uwe Tews
  10   */
  11  
  12  /**
  13   * Smarty Internal Plugin Compile Config Load Class
  14   *
  15   * @package Smarty
  16   * @subpackage Compiler
  17   */
  18  class Smarty_Internal_Compile_Config_Load extends Smarty_Internal_CompileBase {
  19  
  20      /**
  21       * Attribute definition: Overwrites base class.
  22       *
  23       * @var array
  24       * @see Smarty_Internal_CompileBase
  25       */
  26      public $required_attributes = array('file');
  27      /**
  28       * Attribute definition: Overwrites base class.
  29       *
  30       * @var array
  31       * @see Smarty_Internal_CompileBase
  32       */
  33      public $shorttag_order = array('file','section');
  34      /**
  35       * Attribute definition: Overwrites base class.
  36       *
  37       * @var array
  38       * @see Smarty_Internal_CompileBase
  39       */
  40      public $optional_attributes = array('section', 'scope');
  41  
  42      /**
  43       * Compiles code for the {config_load} tag
  44       *
  45       * @param array  $args     array with attributes from parser
  46       * @param object $compiler compiler object
  47       * @return string compiled code
  48       */
  49      public function compile($args, $compiler)
  50      {
  51          static $_is_legal_scope = array('local' => true,'parent' => true,'root' => true,'global' => true);
  52          // check and get attributes
  53          $_attr = $this->getAttributes($compiler, $args);
  54  
  55          if ($_attr['nocache'] === true) {
  56              $compiler->trigger_template_error('nocache option not allowed', $compiler->lex->taglineno);
  57          }
  58  
  59  
  60          // save posible attributes
  61          $conf_file = $_attr['file'];
  62          if (isset($_attr['section'])) {
  63              $section = $_attr['section'];
  64          } else {
  65              $section = 'null';
  66          }
  67          $scope = 'local';
  68          // scope setup
  69          if (isset($_attr['scope'])) {
  70              $_attr['scope'] = trim($_attr['scope'], "'\"");
  71              if (isset($_is_legal_scope[$_attr['scope']])) {
  72                  $scope = $_attr['scope'];
  73             } else {
  74                  $compiler->trigger_template_error('illegal value for "scope" attribute', $compiler->lex->taglineno);
  75             }
  76          }
  77          // create config object
  78          $_output = "<?php  \$_config = new Smarty_Internal_Config($conf_file, \$_smarty_tpl->smarty, \$_smarty_tpl);";
  79          $_output .= "\$_config->loadConfigVars($section, '$scope'); ?>";
  80          return $_output;
  81      }
  82  
  83  }
  84  
  85  ?>