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: }
115: