View GitHub Repository diglett

Schedule Inspection
Subscribe

NthFilter::filterNodes()   A
last analyzed

↳ Parent: NthFilter

Complexity

Conditions 3
Paths 3

Size

Total Lines 15
Code Lines 6

Duplication

Lines 0
Ratio 0 %

Importance

Changes 1
Bugs 0 Features 0
Metric Value
cc 3
eloc 6
c 1
b 0
f 0
nc 3
nop 1
dl 0
loc 15
rs 10
1 
<?php
2 

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    3
                

                                    
                                                    
                
                
                
namespace Jerodev\Diglett\CssFilters;

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    4
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    5
                

                                    
                                                    
                
                
                
use Symfony\Component\DomCrawler\Crawler;

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    6
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    7
                

                                    
                                                    
                
                
                
class NthFilter implements ICssFilter

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    8
                

                                    
                                                    
                
                
                
{

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    9
                

                                    
                                                    
                
                
                
    private $parameters;

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    10
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    11
                

                                    
                                                    
                
                
                
    public function __construct(array $parameters)

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    12
                

                                    
                                                    
                
                
                
    {

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    13
                

                                    
                                                    
                
                
                
        $this->parameters = $parameters;

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    14
                

                                    
                                                    
                
                
                
    }

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    15
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    16
                

                                    
                                                    
                
                
                
    public static function getFunctionName(): string

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    17
                

                                    
                                                    
                
                
                
    {

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    18
                

                                    
                                                    
                
                
                
        return 'nth';

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    19
                

                                    
                                                    
                
                
                
    }

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
                    20
                

                                    
                                                    
                
                
                

            


            
                                                                        
                            
            
                                    
            
            

                
                    21
                

                                    
                                                    
                
                
                
    public function filterNodes(Crawler $crawler): ?Crawler

            


            
                                                                        
                            
            
                                    
            
            

                
                    22
                

                                    
                                                    
                
                
                
    {

            


            
                                                                        
                            
            
                                    
            
            

                
                    23
                

                                    
                                                    
                
                
                
        // Nth needs one parameter

            


            
                                                                        
                            
            
                                    
            
            

                
                    24
                

                                    
                                                    
                
                
                
        if (count($this->parameters) === 0) {

            


            
                                                                        
                            
            
                                    
            
            

                
                    25
                

                                    
                                                    
                
                
                
            throw new \ErrorException(':nth(x) css selector should have at least one parameter');

            


            
                                                                        
                            
            
                                    
            
            

                
                    26
                

                                    
                                                    
                
                
                
        }

            


            
                                                                        
                            
            
                                    
            
            

                
                    27
                

                                    
                                                    
                
                
                

            


            
                                                                        
                            
            
                                    
            
            

                
                    28
                

                                    
                                                    
                
                
                
        // If not enough nodes in the list, return null

            


            
                                                                        
                            
            
                                    
            
            

                
                    29
                

                                    
                                                    
                
                
                
        $count = intval($this->parameters[0]);

            


            
                                                                        
                            
            
                                    
            
            

                
                    30
                

                                    
                                                    
                
                
                
        if ($crawler->count() < $count) {

            


            
                                                                        
                            
            
                                    
            
            

                
                    31
                

                                    
                                                    
                
                
                
            return null;

            


            
                                                                        
                            
            
                                    
            
            

                
                    32
                

                                    
                                                    
                
                
                
        }

            


            
                                                                        
                            
            
                                    
            
            

                
                    33
                

                                    
                                                    
                
                
                

            


            
                                                                        
                            
            
                                    
            
            

                
                    34
                

                                    
                                                    
                
                
                
        // Get the nth element

            


            
                                                                        
                            
            
                                    
            
            

                
                    35
                

                                    
                                                    
                
                
                
        return $crawler->eq($count - 1);

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    36
                

                                    
                                                    
                
                
                
    }

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
                    37
                

                                    
                                                    
                
                
                
}

            


            
                                                        
            
                                    
            
            

                
                    38