| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | /* | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  * This file is part of Twig. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  |  * (c) 2009 Fabien Potencier | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |  * (c) 2009 Armin Ronacher | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |  * For the full copyright and license information, please view the LICENSE | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |  * file that was distributed with this source code. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |  * Default parser implementation. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |  * @author Fabien Potencier <[email protected]> | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  | class Twig_Parser implements Twig_ParserInterface | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |     protected $stack = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |     protected $stream; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |     protected $parent; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |     protected $handlers; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |     protected $visitors; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |     protected $expressionParser; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |     protected $blocks; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |     protected $blockStack; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |     protected $macros; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |     protected $env; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |     protected $reservedMacroNames; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |     protected $importedSymbols; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |     protected $traits; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |     protected $embeddedTemplates = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |      * Constructor. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |      * @param Twig_Environment $env A Twig_Environment instance | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |     public function __construct(Twig_Environment $env) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |         $this->env = $env; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |     public function getEnvironment() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |         return $this->env; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |     public function getVarName() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |         return sprintf('__internal_%s', hash('sha256', uniqid(mt_rand(), true), false)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |     public function getFilename() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |         return $this->stream->getFilename(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |      * {@inheritdoc} | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |     public function parse(Twig_TokenStream $stream, $test = null, $dropNeedle = false) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |         // push all variables into the stack to keep the current state of the parser | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |         $vars = get_object_vars($this); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |         unset($vars['stack'], $vars['env'], $vars['handlers'], $vars['visitors'], $vars['expressionParser']); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |         $this->stack[] = $vars; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |         // tag handlers | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |         if (null === $this->handlers) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |             $this->handlers = $this->env->getTokenParsers(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |             $this->handlers->setParser($this); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |         // node visitors | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |         if (null === $this->visitors) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |             $this->visitors = $this->env->getNodeVisitors(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |         if (null === $this->expressionParser) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |             $this->expressionParser = new Twig_ExpressionParser($this, $this->env->getUnaryOperators(), $this->env->getBinaryOperators()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |         $this->stream = $stream; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |         $this->parent = null; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |         $this->blocks = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |         $this->macros = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |         $this->traits = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |         $this->blockStack = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |         $this->importedSymbols = array(array()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |         $this->embeddedTemplates = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |         try { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |             $body = $this->subparse($test, $dropNeedle); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |             if (null !== $this->parent) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |                 if (null === $body = $this->filterBodyNodes($body)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |                     $body = new Twig_Node(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |                 } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |         } catch (Twig_Error_Syntax $e) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |             if (!$e->getTemplateFile()) { | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |                 $e->setTemplateFile($this->getFilename()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |             if (!$e->getTemplateLine()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |                 $e->setTemplateLine($this->stream->getCurrent()->getLine()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |             throw $e; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |         $node = new Twig_Node_Module(new Twig_Node_Body(array($body)), $this->parent, new Twig_Node($this->blocks), new Twig_Node($this->macros), new Twig_Node($this->traits), $this->embeddedTemplates, $this->getFilename()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |         $traverser = new Twig_NodeTraverser($this->env, $this->visitors); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |         $node = $traverser->traverse($node); | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |         // restore previous stack so previous parse() call can resume working | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |         foreach (array_pop($this->stack) as $key => $val) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |             $this->$key = $val; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |         return $node; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |     public function subparse($test, $dropNeedle = false) | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |         $lineno = $this->getCurrentToken()->getLine(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |         $rv = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |         while (!$this->stream->isEOF()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |             switch ($this->getCurrentToken()->getType()) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |                 case Twig_Token::TEXT_TYPE: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |                     $token = $this->stream->next(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |                     $rv[] = new Twig_Node_Text($token->getValue(), $token->getLine()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |                     break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |                 case Twig_Token::VAR_START_TYPE: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |                     $token = $this->stream->next(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |                     $expr = $this->expressionParser->parseExpression(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |                     $this->stream->expect(Twig_Token::VAR_END_TYPE); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |                     $rv[] = new Twig_Node_Print($expr, $token->getLine()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |                     break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |                 case Twig_Token::BLOCK_START_TYPE: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |                     $this->stream->next(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |                     $token = $this->getCurrentToken(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |                     if ($token->getType() !== Twig_Token::NAME_TYPE) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |                         throw new Twig_Error_Syntax('A block must start with a tag name', $token->getLine(), $this->getFilename()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  |                     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |                     if (null !== $test && call_user_func($test, $token)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |                         if ($dropNeedle) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  |                             $this->stream->next(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |                         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  |                         if (1 === count($rv)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  |                             return $rv[0]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |                         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  |                         return new Twig_Node($rv, array(), $lineno); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  |                     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  |                     $subparser = $this->handlers->getTokenParser($token->getValue()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  |                     if (null === $subparser) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |                         if (null !== $test) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  |                             $error = sprintf('Unexpected tag name "%s"', $token->getValue()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |                             if (is_array($test) && isset($test[0]) && $test[0] instanceof Twig_TokenParserInterface) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  |                                 $error .= sprintf(' (expecting closing tag for the "%s" tag defined near line %s)', $test[0]->getTag(), $lineno); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  |                             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  |                             throw new Twig_Error_Syntax($error, $token->getLine(), $this->getFilename()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  |                         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 176 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  |                         $message = sprintf('Unknown tag name "%s"', $token->getValue()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  |                         if ($alternatives = $this->env->computeAlternatives($token->getValue(), array_keys($this->env->getTags()))) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  |                             $message = sprintf('%s. Did you mean "%s"', $message, implode('", "', $alternatives)); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  |                         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  |                         throw new Twig_Error_Syntax($message, $token->getLine(), $this->getFilename()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  |                     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  |                     $this->stream->next(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  |                     $node = $subparser->parse($token); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 188 |  |  |                     if (null !== $node) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 189 |  |  |                         $rv[] = $node; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 190 |  |  |                     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 191 |  |  |                     break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 192 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 193 |  |  |                 default: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 194 |  |  |                     throw new Twig_Error_Syntax('Lexer or parser ended up in unsupported state.', 0, $this->getFilename()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 195 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 196 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 197 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 198 |  |  |         if (1 === count($rv)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 199 |  |  |             return $rv[0]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 200 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 201 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 202 |  |  |         return new Twig_Node($rv, array(), $lineno); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 203 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 204 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 205 |  |  |     public function addHandler($name, $class) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 206 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 207 |  |  |         $this->handlers[$name] = $class; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 208 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 209 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 210 |  |  |     public function addNodeVisitor(Twig_NodeVisitorInterface $visitor) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 211 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 212 |  |  |         $this->visitors[] = $visitor; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 213 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 214 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 215 |  |  |     public function getBlockStack() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 216 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 217 |  |  |         return $this->blockStack; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 218 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 219 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 220 |  |  |     public function peekBlockStack() | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 221 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 222 |  |  |         return $this->blockStack[count($this->blockStack) - 1]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 223 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 224 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 225 |  |  |     public function popBlockStack() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 226 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 227 |  |  |         array_pop($this->blockStack); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 228 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 229 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 230 |  |  |     public function pushBlockStack($name) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 231 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 232 |  |  |         $this->blockStack[] = $name; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 233 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 234 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 235 |  |  |     public function hasBlock($name) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 236 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 237 |  |  |         return isset($this->blocks[$name]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 238 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 239 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 240 |  |  |     public function getBlock($name) | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 241 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 242 |  |  |         return $this->blocks[$name]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 243 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 244 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 245 |  |  |     public function setBlock($name, Twig_Node_Block $value) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 246 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 247 |  |  |         $this->blocks[$name] = new Twig_Node_Body(array($value), array(), $value->getLine()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 248 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 249 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 250 |  |  |     public function hasMacro($name) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 251 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 252 |  |  |         return isset($this->macros[$name]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 253 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 254 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 255 |  |  |     public function setMacro($name, Twig_Node_Macro $node) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 256 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 257 |  |  |         if (null === $this->reservedMacroNames) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 258 |  |  |             $this->reservedMacroNames = array(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 259 |  |  |             $r = new ReflectionClass($this->env->getBaseTemplateClass()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 260 |  |  |             foreach ($r->getMethods() as $method) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 261 |  |  |                 $this->reservedMacroNames[] = $method->getName(); | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 262 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 263 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 264 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 265 |  |  |         if (in_array($name, $this->reservedMacroNames)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 266 |  |  |             throw new Twig_Error_Syntax(sprintf('"%s" cannot be used as a macro name as it is a reserved keyword', $name), $node->getLine(), $this->getFilename()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 267 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 268 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 269 |  |  |         $this->macros[$name] = $node; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 270 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 271 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 272 |  |  |     public function addTrait($trait) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 273 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 274 |  |  |         $this->traits[] = $trait; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 275 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 276 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 277 |  |  |     public function hasTraits() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 278 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 279 |  |  |         return count($this->traits) > 0; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 280 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 281 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 282 |  |  |     public function embedTemplate(Twig_Node_Module $template) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 283 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 284 |  |  |         $template->setIndex(mt_rand()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 285 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 286 |  |  |         $this->embeddedTemplates[] = $template; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 287 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 288 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 289 |  |  |     public function addImportedSymbol($type, $alias, $name = null, Twig_Node_Expression $node = null) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 290 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 291 |  |  |         $this->importedSymbols[0][$type][$alias] = array('name' => $name, 'node' => $node); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 292 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 293 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 294 |  |  |     public function getImportedSymbol($type, $alias) | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                        
                            
            
                                    
            
            
                | 295 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 296 |  |  |         foreach ($this->importedSymbols as $functions) { | 
            
                                                                        
                            
            
                                    
            
            
                | 297 |  |  |             if (isset($functions[$type][$alias])) { | 
            
                                                                        
                            
            
                                    
            
            
                | 298 |  |  |                 return $functions[$type][$alias]; | 
            
                                                                        
                            
            
                                    
            
            
                | 299 |  |  |             } | 
            
                                                                        
                            
            
                                    
            
            
                | 300 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 301 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 302 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 303 |  |  |     public function isMainScope() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 304 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 305 |  |  |         return 1 === count($this->importedSymbols); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 306 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 307 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 308 |  |  |     public function pushLocalScope() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 309 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 310 |  |  |         array_unshift($this->importedSymbols, array()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 311 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 312 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 313 |  |  |     public function popLocalScope() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 314 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 315 |  |  |         array_shift($this->importedSymbols); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 316 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 317 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 318 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 319 |  |  |      * Gets the expression parser. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 320 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 321 |  |  |      * @return Twig_ExpressionParser The expression parser | 
            
                                                                                                            
                            
            
                                    
            
            
                | 322 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 323 |  |  |     public function getExpressionParser() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 324 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 325 |  |  |         return $this->expressionParser; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 326 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 327 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 328 |  |  |     public function getParent() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 329 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 330 |  |  |         return $this->parent; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 331 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 332 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 333 |  |  |     public function setParent($parent) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 334 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 335 |  |  |         $this->parent = $parent; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 336 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 337 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 338 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 339 |  |  |      * Gets the token stream. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 340 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 341 |  |  |      * @return Twig_TokenStream The token stream | 
            
                                                                                                            
                            
            
                                    
            
            
                | 342 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 343 |  |  |     public function getStream() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 344 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 345 |  |  |         return $this->stream; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 346 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 347 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 348 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 349 |  |  |      * Gets the current token. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 350 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 351 |  |  |      * @return Twig_Token The current token | 
            
                                                                                                            
                            
            
                                    
            
            
                | 352 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 353 |  |  |     public function getCurrentToken() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 354 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 355 |  |  |         return $this->stream->getCurrent(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 356 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 357 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 358 |  |  |     protected function filterBodyNodes(Twig_NodeInterface $node) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 359 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 360 |  |  |         // check that the body does not contain non-empty output nodes | 
            
                                                                                                            
                            
            
                                    
            
            
                | 361 |  |  |         if ( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 362 |  |  |             ($node instanceof Twig_Node_Text && !ctype_space($node->getAttribute('data'))) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 363 |  |  |             || | 
            
                                                                                                            
                            
            
                                    
            
            
                | 364 |  |  |             (!$node instanceof Twig_Node_Text && !$node instanceof Twig_Node_BlockReference && $node instanceof Twig_NodeOutputInterface) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 365 |  |  |         ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 366 |  |  |             if (false !== strpos((string) $node, chr(0xEF).chr(0xBB).chr(0xBF))) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 367 |  |  |                 throw new Twig_Error_Syntax('A template that extends another one cannot have a body but a byte order mark (BOM) has been detected; it must be removed.', $node->getLine(), $this->getFilename()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 368 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 369 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 370 |  |  |             throw new Twig_Error_Syntax('A template that extends another one cannot have a body.', $node->getLine(), $this->getFilename()); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 371 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 372 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 373 |  |  |         // bypass "set" nodes as they "capture" the output | 
            
                                                                                                            
                            
            
                                    
            
            
                | 374 |  |  |         if ($node instanceof Twig_Node_Set) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 375 |  |  |             return $node; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 376 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 377 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 378 |  |  |         if ($node instanceof Twig_NodeOutputInterface) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 379 |  |  |             return; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 380 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 381 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 382 |  |  |         foreach ($node as $k => $n) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 383 |  |  |             if (null !== $n && null === $this->filterBodyNodes($n)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 384 |  |  |                 $node->removeNode($k); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 385 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 386 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 387 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 388 |  |  |         return $node; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 389 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 390 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 391 |  |  |  | 
            
                        
This class, trait or interface has been deprecated. The supplier of the file has supplied an explanatory message.
The explanatory message should give you some clue as to whether and when the type will be removed from the class and what other constant to use instead.