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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                declare(strict_types=1);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /*  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * citeproc-php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @link        https://github.com/seboettg/citeproc-php for the source repository  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @copyright   Copyright (c) 2020 Sebastian Böttger.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @license     https://opensource.org/licenses/MIT  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace Seboettg\CiteProc\Styles;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Seboettg\CiteProc\Util\StringHelper;  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                class TextCaseRenderer implements StyleRendererInterface  | 
            
            
                                                                        
                            
            
                                    
            
            
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                { | 
            
            
                                                                        
                            
            
                                    
            
            
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                    /** @var TextCase */  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    protected $textCase;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    /** @var string */  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    protected $language = 'en';  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    public function __construct(?TextCase $textCase = null, string $language = 'en')  | 
            
                            
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                    { | 
            
            
                                                                        
                            
            
                                    
            
            
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                        $this->textCase = $textCase;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        $this->language = $language;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    public function setLanguage(string $language): void  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    { | 
            
            
                                                                        
                            
            
                                    
            
            
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                        $this->language = $language;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    public function render(string $text): string  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    { | 
            
            
                                                                        
                            
            
                                    
            
            
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                        if (null === $this->textCase) { | 
            
            
                                                                        
                            
            
                                    
            
            
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                            return $text;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        switch ((string)$this->textCase) { | 
            
            
                                                                        
                            
            
                                    
            
            
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                            case TextCase::UPPERCASE:  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                $text = $this->keepNoCase(mb_strtoupper($text), $text);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                break;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                             2                          | 
                
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                            case TextCase::LOWERCASE:  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                $text = $this->keepNoCase(mb_strtolower($text), $text);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                break;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            case TextCase::SENTENCE:  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                if (StringHelper::checkUpperCaseString($text)) { | 
            
            
                                                                        
                            
            
                                    
            
            
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                                    $text = mb_strtolower($text);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                    $text = StringHelper::mb_ucfirst($text);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                } else { | 
            
            
                                                                        
                            
            
                                    
            
            
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                                    $text = StringHelper::mb_ucfirst($text);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                }  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                break;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            case TextCase::CAPITALIZE_ALL:  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                $text = $this->keepNoCase(StringHelper::capitalizeAll($text), $text);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                break;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            case TextCase::TITLE:  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                if ($this->language === "en") { | 
            
            
                                                                        
                            
            
                                    
            
            
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                                    $text = $this->keepNoCase(StringHelper::capitalizeForTitle($text), $text);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                }  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                break;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            case TextCase::CAPITALIZE_FIRST:  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                $text = $this->keepNoCase(StringHelper::mb_ucfirst($text), $text);  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                break;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            default:  | 
            
            
                                                                        
                            
            
                                    
            
            
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                                break;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        return $text;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                        
                            
            
                                    
            
            
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                     * @param  string $render  | 
            
            
                                                                        
                            
            
                                    
            
            
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                     * @param  string $original  | 
            
            
                                                                        
                            
            
                                    
            
            
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                     * @return string|string[]|null  | 
            
            
                                                                        
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private function keepNoCase(string $render, string $original)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (preg_match('/<span class=\"nocase\">(\p{L}+)<\/span>/i', $original, $match)) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            return preg_replace('/(<span class=\"nocase\">\p{L}+<\/span>)/i', $match[1], $render); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                        return $render;  | 
            
            
                                                                        
                                                                
            
                                    
            
            
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                    }  | 
            
            
                                                                        
                                                                
            
                                    
            
            
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                }  | 
            
            
                                                                        
                                                                
            
                                    
            
            
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