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authorNicolas LÅ“uillet <nicolas.loeuillet@gmail.com>2013-08-02 22:40:51 +0200
committerNicolas LÅ“uillet <nicolas.loeuillet@gmail.com>2013-08-02 22:40:51 +0200
commita4565e88edbc8e3bd092a475469769c86a4c350c (patch)
treea6a3c935b03a23ff87575c8c315cf8ba78fe68c2 /inc/Twig/Node/Expression/Name.php
parentf6c9baab3efeec1d0efa151e276fc08d5b58f9e9 (diff)
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add Twig & refactor poche
Diffstat (limited to 'inc/Twig/Node/Expression/Name.php')
-rw-r--r--inc/Twig/Node/Expression/Name.php88
1 files changed, 88 insertions, 0 deletions
diff --git a/inc/Twig/Node/Expression/Name.php b/inc/Twig/Node/Expression/Name.php
new file mode 100644
index 00000000..3b8fae01
--- /dev/null
+++ b/inc/Twig/Node/Expression/Name.php
@@ -0,0 +1,88 @@
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 */
12class Twig_Node_Expression_Name extends Twig_Node_Expression
13{
14 protected $specialVars = array(
15 '_self' => '$this',
16 '_context' => '$context',
17 '_charset' => '$this->env->getCharset()',
18 );
19
20 public function __construct($name, $lineno)
21 {
22 parent::__construct(array(), array('name' => $name, 'is_defined_test' => false, 'ignore_strict_check' => false, 'always_defined' => false), $lineno);
23 }
24
25 public function compile(Twig_Compiler $compiler)
26 {
27 $name = $this->getAttribute('name');
28
29 if ($this->getAttribute('is_defined_test')) {
30 if ($this->isSpecial()) {
31 $compiler->repr(true);
32 } else {
33 $compiler->raw('array_key_exists(')->repr($name)->raw(', $context)');
34 }
35 } elseif ($this->isSpecial()) {
36 $compiler->raw($this->specialVars[$name]);
37 } elseif ($this->getAttribute('always_defined')) {
38 $compiler
39 ->raw('$context[')
40 ->string($name)
41 ->raw(']')
42 ;
43 } else {
44 // remove the non-PHP 5.4 version when PHP 5.3 support is dropped
45 // as the non-optimized version is just a workaround for slow ternary operator
46 // when the context has a lot of variables
47 if (version_compare(phpversion(), '5.4.0RC1', '>=')) {
48 // PHP 5.4 ternary operator performance was optimized
49 $compiler
50 ->raw('(isset($context[')
51 ->string($name)
52 ->raw(']) ? $context[')
53 ->string($name)
54 ->raw('] : ')
55 ;
56
57 if ($this->getAttribute('ignore_strict_check') || !$compiler->getEnvironment()->isStrictVariables()) {
58 $compiler->raw('null)');
59 } else {
60 $compiler->raw('$this->getContext($context, ')->string($name)->raw('))');
61 }
62 } else {
63 $compiler
64 ->raw('$this->getContext($context, ')
65 ->string($name)
66 ;
67
68 if ($this->getAttribute('ignore_strict_check')) {
69 $compiler->raw(', true');
70 }
71
72 $compiler
73 ->raw(')')
74 ;
75 }
76 }
77 }
78
79 public function isSpecial()
80 {
81 return isset($this->specialVars[$this->getAttribute('name')]);
82 }
83
84 public function isSimple()
85 {
86 return !$this->isSpecial() && !$this->getAttribute('is_defined_test');
87 }
88}