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AbstractSequence::__construct()   A
last analyzed

↳ Parent: AbstractSequence

Complexity

Conditions 1
Paths 1

Size

Total Lines 3
Code Lines 1

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 2
CRAP Score 1

Importance

Changes 0
Metric Value
dl 0
loc 3
c 0
b 0
f 0
ccs 2
cts 2
cp 1
rs 10
cc 1
eloc 1
nc 1
nop 1
crap 1
1 
<?php
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namespace Didatus\TextCaptcha\Generator;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use Didatus\TextCaptcha\TextCaptcha;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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use Symfony\Component\Translation\Translator;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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abstract class AbstractSequence implements GeneratorInterface

            


            
                                                                                                            
                            
            
                                    
            
            

                
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{

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    protected $sequencePool = [];

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    protected $translator;

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    public function __construct(Translator $translator)

            


            
                                                                        
                            
            
                                    
            
            

                
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    {

            


            
                                                                        
                            
            
                                    
            
            

                
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        $this->translator = $translator;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    public function getTextCaptcha(): TextCaptcha

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        $sequence = $this->translateSequence($this->generateSequence());

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        $answer = array_pop($sequence);

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        return new TextCaptcha(implode(', ', $sequence), $answer);

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    private function generateSequence()

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        $sequencePool = $this->sequencePool;

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        if (rand(0, 1) == 1) {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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            $sequencePool = array_reverse($sequencePool);

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        return array_slice($sequencePool, rand(0, count($sequencePool) - 4), 4);

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    private function translateSequence($sequence)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        $translateSequence = [];

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        foreach ($sequence as $element) {

            


            
                                                                                                            
                            
            
                                    
            
            

                
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            $translateSequence[] = $this->translator->trans($element);

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        }

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        return $translateSequence;

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
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    }

            


            
                                                        
            
                                    
            
            

                
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}