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Utf8::outputValidValue()   A

↳ Parent: Utf8

Complexity

Conditions 4
Paths 4

Size

Total Lines 21
Code Lines 13

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 13
CRAP Score 4

Importance

Changes 0
Metric Value
dl 0
loc 21
ccs 13
cts 13
cp 1
rs 9.0534
c 0
b 0
f 0
cc 4
eloc 13
nc 4
nop 1
crap 4
1 
<?php
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/**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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* @package   s9e\RegexpBuilder

            


            
                                                                                                            
                            
            
                                    
            
            

                
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* @copyright Copyright (c) 2016 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\RegexpBuilder\Output;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use InvalidArgumentException;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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class Utf8 extends BaseImplementation

            


            
                                                                                                            
                            
            
                                    
            
            

                
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{

            


            
                                                                                                            
                            
            
                                    
            
            

                
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	/** {@inheritdoc} */

            


            
                                                                                                            
                            
            
                                    
            
            

                
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	protected $maxValue = 0x10FFFF;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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	/**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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	* {@inheritdoc}

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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	*/

            


            
                                                                        
                            
            
                                    
            
            

                
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	protected function outputValidValue($value)

            


            
                                                                        
                            
            
                                    
            
            

                
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	{

            


            
                                                                        
                            
            
                                    
            
            

                
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		if ($value < 0x80)

            


            
                                                                        
                            
            
                                    
            
            

                
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		{

            


            
                                                                        
                            
            
                                    
            
            

                
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			return chr($value);

            


            
                                                                        
                            
            
                                    
            
            

                
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		}

            


            
                                                                        
                            
            
                                    
            
            

                
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		if ($value < 0x800)

            


            
                                                                        
                            
            
                                    
            
            

                
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		{

            


            
                                                                        
                            
            
                                    
            
            

                
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			return chr(0xC0 | ($value >> 6)) . chr(0x80 | ($value & 0x3F));

            


            
                                                                        
                            
            
                                    
            
            

                
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		}

            


            
                                                                        
                            
            
                                    
            
            

                
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		if ($value < 0x10000)

            


            
                                                                        
                            
            
                                    
            
            

                
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		{

            


            
                                                                        
                            
            
                                    
            
            

                
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			return chr(0xE0 | ($value >> 12))

            


            
                                                                        
                            
            
                                    
            
            

                
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			     . chr(0x80 | (($value >> 6) & 0x3F))

            


            
                                                                        
                            
            
                                    
            
            

                
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			     . chr(0x80 | ($value & 0x3F));

            


            
                                                                        
                            
            
                                    
            
            

                
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		}

            


            
                                                                        
                            
            
                                    
            
            

                
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		return chr(0xF0 | ($value >> 18))

            


            
                                                                        
                            
            
                                    
            
            

                
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		     . chr(0x80 | (($value >> 12) & 0x3F))

            


            
                                                                        
                            
            
                                    
            
            

                
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		     . chr(0x80 | (($value >> 6) & 0x3F))

            


            
                                                                        
                            
            
                                    
            
            

                
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		     . chr(0x80 | ($value & 0x3F));

            


            
                                                                        
                            
            
                                    
            
            

                
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	}

            


            
                                                                                                            
                            
            
                                    
            
            

                
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	/**

            


            
                                                                                                            
                            
            
                                    
            
            

                
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	* {@inheritdoc}

            


            
                                                                                                            
                            
            
                                    
            
            

                
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	*/

            


            
                                                                                                            
                            
            
                                    
            
            

                
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	protected function validate($value)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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	{

            


            
                                                                                                            
                            
            
                                    
            
            

                
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		if ($value >= 0xD800 && $value <= 0xDFFF)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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		{

            


            
                                                                                                            
                            
            
                                    
            
            

                
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			throw new InvalidArgumentException(sprintf('Surrogate 0x%X is not a valid UTF-8 character', $value));

            


            
                                                                                                            
                            
            
                                    
            
            

                
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		}

            


            
                                                                                                            
                            
            
                                    
            
            

                
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		parent::validate($value);

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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	}

            


            
                                                        
            
                                    
            
            

                
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}