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Support $foo->$bar syntax in templates

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기존: $__Context->$__Context->bar 로 변환되어 오작동
개선: $__Context->{$__Context->bar} 로 변환되어 정상 작동되며
      변싱 순서에 따라 이 중괄호가 다시 해석되지는 않음
This commit is contained in:
Kijin Sung 2022-10-30 21:41:40 +09:00
parent 39093a7380
commit 93a7348606
2 changed files with 18 additions and 1 deletions
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10
classes/template/TemplateHandler.class.php
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@ -1108,7 +1108,13 @@ class TemplateHandler
return '';
}
return preg_replace_callback('@(?<!::|\\\\|(?<!eval\()\')\$([a-z_][a-z0-9_]*)@i', function($matches) {
// Replace some variables that need to be enclosed in curly braces.
$php = preg_replace_callback('@(?<!\$__Context)->\$([a-z_][a-z0-9_]*)@i', function($matches) {
return '->{$__Context->' . $matches[1] . '}';
}, $php);
// Replace all other variables with Context attributes.
$php = preg_replace_callback('@(?<!::|\\\\|\$__Context->|(?<!eval\()\')\$([a-z_][a-z0-9_]*)@i', function($matches) {
if (preg_match('/^(?:GLOBALS|_SERVER|_COOKIE|_GET|_POST|_REQUEST|_SESSION|__Context|this|lang)$/', $matches[1]))
{
return '$' . $matches[1];
@ -1118,6 +1124,8 @@ class TemplateHandler
return '$__Context->' . $matches[1];
}
}, $php);
return $php;
}
}