library/Smarty/libs/sysplugins/smarty_internal_compile_private_special_variable.php

   1 <?php
   2 /**
   3  * Smarty Internal Plugin Compile Special Smarty Variable
   4  * Compiles the special $smarty variables
   5  *
   6  * @package    Smarty
   7  * @subpackage Compiler
   8  * @author     Uwe Tews
   9  */
  10
  11 /**
  12  * Smarty Internal Plugin Compile special Smarty Variable Class
  13  *
  14  * @package    Smarty
  15  * @subpackage Compiler
  16  */
  17 class Smarty_Internal_Compile_Private_Special_Variable extends Smarty_Internal_CompileBase
  18 {
  19     /**
  20      * Compiles code for the special $smarty variables
  21      *
  22      * @param  array  $args     array with attributes from parser
  23      * @param  object $compiler compiler object
  24      * @param         $parameter
  25      *
  26      * @return string compiled code
  27      */
  28     public function compile($args, $compiler, $parameter)
  29     {
  30         $_index = preg_split("/\]\[/", substr($parameter, 1, strlen($parameter) - 2));
  31         $compiled_ref = ' ';
  32         $variable = trim($_index[0], "'");
  33         switch ($variable) {
  34             case 'foreach':
  35                 return "\$_smarty_tpl->getVariable('smarty')->value$parameter";
  36             case 'section':
  37                 return "\$_smarty_tpl->getVariable('smarty')->value$parameter";
  38             case 'capture':
  39                 return "Smarty::\$_smarty_vars$parameter";
  40             case 'now':
  41                 return 'time()';
  42             case 'cookies':
  43                 if (isset($compiler->smarty->security_policy) && !$compiler->smarty->security_policy->allow_super_globals) {
  44                     $compiler->trigger_template_error("(secure mode) super globals not permitted");
  45                     break;
  46                 }
  47                 $compiled_ref = '$_COOKIE';
  48                 break;
  49
  50             case 'get':
  51             case 'post':
  52             case 'env':
  53             case 'server':
  54             case 'session':
  55             case 'request':
  56                 if (isset($compiler->smarty->security_policy) && !$compiler->smarty->security_policy->allow_super_globals) {
  57                     $compiler->trigger_template_error("(secure mode) super globals not permitted");
  58                     break;
  59                 }
  60                 $compiled_ref = '$_' . strtoupper($variable);
  61                 break;
  62
  63             case 'template':
  64                 return 'basename($_smarty_tpl->source->filepath)';
  65
  66             case 'template_object':
  67                 return '$_smarty_tpl';
  68
  69             case 'current_dir':
  70                 return 'dirname($_smarty_tpl->source->filepath)';
  71
  72             case 'version':
  73                 $_version = Smarty::SMARTY_VERSION;
  74
  75                 return "'$_version'";
  76
  77             case 'const':
  78                 if (isset($compiler->smarty->security_policy) && !$compiler->smarty->security_policy->allow_constants) {
  79                     $compiler->trigger_template_error("(secure mode) constants not permitted");
  80                     break;
  81                 }
  82
  83                 return "@constant({$_index[1]})";
  84
  85             case 'config':
  86                 if (isset($_index[2])) {
  87                     return "(is_array(\$tmp = \$_smarty_tpl->getConfigVariable($_index[1])) ? \$tmp[$_index[2]] : null)";
  88                 } else {
  89                     return "\$_smarty_tpl->getConfigVariable($_index[1])";
  90                 }
  91             case 'ldelim':
  92                 $_ldelim = $compiler->smarty->left_delimiter;
  93
  94                 return "'$_ldelim'";
  95
  96             case 'rdelim':
  97                 $_rdelim = $compiler->smarty->right_delimiter;
  98
  99                 return "'$_rdelim'";
 100
 101             default:
 102                 $compiler->trigger_template_error('$smarty.' . trim($_index[0], "'") . ' is invalid');
 103                 break;
 104         }
 105         if (isset($_index[1])) {
 106             array_shift($_index);
 107             foreach ($_index as $_ind) {
 108                 $compiled_ref = $compiled_ref . "[$_ind]";
 109             }
 110         }
 111
 112         return $compiled_ref;
 113     }
 114 }