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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /*  | 
            
                            
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                 * citeproc-php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @link        http://github.com/seboettg/citeproc-php for the source repository  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @copyright   Copyright (c) 2016 Sebastian Böttger.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @license     https://opensource.org/licenses/MIT  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace Seboettg\CiteProc\Rendering\Choose;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Seboettg\CiteProc\Rendering\HasParent;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Seboettg\CiteProc\Rendering\Rendering;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Seboettg\CiteProc\Rendering\Text;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Seboettg\CiteProc\Style\Macro;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Seboettg\Collection\ArrayList;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * Class Choose  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @package Seboettg\CiteProc\Node  | 
            
                            
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                 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @author Sebastian Böttger <[email protected]>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
                            
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                class Choose implements Rendering, HasParent  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
                            
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                     * @var ArrayList  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private $children;  | 
            
                            
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                    private $parent;  | 
            
                            
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                    /**  | 
            
                            
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                     * Choose constructor.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param \SimpleXMLElement $node  | 
            
                            
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                     * @param $parent  | 
            
                            
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                     */  | 
            
            
                                                                        
                            
            
                                    
            
            
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                             39                          | 
                
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                    public  function __construct(\SimpleXMLElement $node, $parent)  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    { | 
            
            
                                                                        
                            
            
                                    
            
            
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                        $this->parent = $parent;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        $this->children = new ArrayList();  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        $elseIf = [];  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        foreach ($node->children() as $child) { | 
            
            
                                                                        
                            
            
                                    
            
            
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                            switch ($child->getName()) { | 
            
            
                                                                        
                            
            
                                    
            
            
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                             39                          | 
                
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                                case 'if':  | 
            
                            
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                                    $this->children->add("if", new ChooseIf($child, $this)); | 
            
            
                                                                        
                            
            
                                    
            
            
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                             39                          | 
                
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                                    break;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                             38                          | 
                
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                                case 'else-if':  | 
            
                            
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                             32                          | 
                
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                                    $elseIf[] = new ChooseElseIf($child, $this);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                    break;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                             38                          | 
                
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                                case 'else':  | 
            
                            
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                                    $this->children->add("else", new ChooseElse($child, $this)); | 
            
            
                                                                        
                            
            
                                    
            
            
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                                    break;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            }  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        if (!empty($elseIf)) { | 
            
            
                                                                        
                            
            
                                    
            
            
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                            $this->children->add("elseif", $elseIf); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                             39                          | 
                
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
                            
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                     * @param array|\Seboettg\CiteProc\Data\DataList $data  | 
            
                            
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                     * @param null|int $citationNumber  | 
            
                            
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                     * @return string  | 
            
                            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                             33                          | 
                
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                    public function render($data, $citationNumber = null)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                             33                          | 
                
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                        $arr = [];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        // IF  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                             33                          | 
                
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                        if ($prevCondition = $this->children->get("if")->match($data)) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $arr[] = $this->children->get("if")->render($data); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                             31                          | 
                
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                        } else if (!$prevCondition && $this->children->hasKey("elseif")) { // ELSEIF | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            /** @var ChooseElseIf $child */  | 
            
                            
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                            foreach ($this->children->get("elseif") as $child) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                $condition = $child->match($data);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                if ($condition && !$prevCondition) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                    $arr[] = $child->render($data);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                    $prevCondition = true;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                    break; //break loop as soon as condition matches  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                $prevCondition = $condition;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        //ELSE  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (!$prevCondition && $this->children->hasKey("else")) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $arr[] = $this->children->get("else")->render($data); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                             33                          | 
                
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                        return implode("", $arr); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
                            
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                     * @return mixed  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getParent()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this->parent;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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