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Completed
Branch — TemplateNormalizations (ae42e4)
by Josh
33:16
created

normalizeAttribute()   A

↳ Parent: FixUnescapedCurlyBracesInHtmlAttributes

Complexity

Conditions 1
Paths 1

Size

Total Lines 15
Code Lines 11

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
dl 0
loc 15
rs 9.4285
c 0
b 0
f 0
cc 1
eloc 11
nc 1
nop 1
1 
<?php
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/**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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* @package   s9e\TextFormatter

            


            
                                                                                                            
                            
            
                                    
            
            

                
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* @copyright Copyright (c) 2010-2017 The s9e Authors

            


            
                                                                                                            
                            
            
                                    
            
            

                
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* @license   http://www.opensource.org/licenses/mit-license.php The MIT License

            


            
                                                                                                            
                            
            
                                    
            
            

                
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*/

            


            
                                                                                                            
                            
            
                                    
            
            

                
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namespace s9e\TextFormatter\Configurator\TemplateNormalizations;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use DOMAttr;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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/**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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* Fix unescaped curly braces in HTML attributes

            


            
                                                                                                            
                            
            
                                    
            
            

                
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*

            


            
                                                                                                            
                            
            
                                    
            
            

                
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* Will replace

            


            
                                                                                                            
                            
            
                                    
            
            

                
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*     <hr onclick="if(1){alert(1)}">

            


            
                                                                                                            
                            
            
                                    
            
            

                
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*     <hr title="x{x">

            


            
                                                                                                            
                            
            
                                    
            
            

                
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* with

            


            
                                                                                                            
                            
            
                                    
            
            

                
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*     <hr onclick="if(1){{alert(1)}">

            


            
                                                                                                            
                            
            
                                    
            
            

                
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*     <hr title="x{{x">

            


            
                                                                                                            
                            
            
                                    
            
            

                
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*/

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class FixUnescapedCurlyBracesInHtmlAttributes extends AbstractNormalization

            


            
                                                                                                            
                            
            
                                    
            
            

                
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{

            


            
                                                                                                            
                            
            
                                    
            
            

                
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	/**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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	* {@inheritdoc}

            


            
                                                                                                            
                            
            
                                    
            
            

                
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	*/

            


            
                                                                                                            
                            
            
                                    
            
            

                
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	protected $queries = ['//*[namespace-uri() != $XSL]/@*[contains(., "{")]'];

            


            
                                                                                                            
                            
            
                                    
            
            

                
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	/**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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	* {@inheritdoc}

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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	*/

            


            
                                                        
            
                                    
            
            

                
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	protected function normalizeAttribute(DOMAttr $attribute)

            


            
                                                        
            
                                    
            
            

                
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	{

            


            
                                                        
            
                                    
            
            

                
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		$match = [

            


            
                                                        
            
                                    
            
            

                
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			'(\\b(?:do|else|(?:if|while)\\s*\\(.*?\\))\\s*\\{(?![{@]))',

            


            
                                                        
            
                                    
            
            

                
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			'((?<!\\{)(?:\\{\\{)*\\{(?!\\{)[^}]*+$)',

            


            
                                                        
            
                                    
            
            

                
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			'((?<!\\{)\\{\\s*(?:"[^"]*"|\'[^\']*\'|[a-z]\\w*(?:\\s|:\\s|:(?:["\']|\\w+\\s*,))))i'

            


            
                                                        
            
                                    
            
            

                
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		];

            


            
                                                        
            
                                    
            
            

                
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		$replace = [

            


            
                                                        
            
                                    
            
            

                
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			'$0{',

            


            
                                                        
            
                                    
            
            

                
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			'{$0',

            


            
                                                        
            
                                    
            
            

                
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			'{$0'

            


            
                                                        
            
                                    
            
            

                
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		];

            


            
                                                        
            
                                    
            
            

                
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		$attrValue        = preg_replace($match, $replace, $attribute->value);

            


            
                                                        
            
                                    
            
            

                
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		$attribute->value = htmlspecialchars($attrValue, ENT_NOQUOTES, 'UTF-8');

            


            
                                                        
            
                                    
            
            

                
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	}

            


            
                                                        
            
                                    
            
            

                
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}