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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace Spatie\Sitemap;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Spatie\Sitemap\Tags\Tag;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Spatie\Sitemap\Tags\Url;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Illuminate\Support\Facades\Response;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Illuminate\Contracts\Support\Responsable;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class Sitemap implements Responsable  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /** @var array */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected $tags = [];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public static function create(): self  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return new static();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param string|\Spatie\Sitemap\Tags\Tag $tag  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @return $this  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function add($tag): self  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (is_string($tag)) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $tag = Url::create($tag);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (! in_array($tag, $this->tags)) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $this->tags[] = $tag;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getTags(): array  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this->tags;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getUrl(string $url): ?Url  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return collect($this->tags)->first(function (Tag $tag) use ($url) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            return $tag->getType() === 'url' && $tag->url === $url;  | 
            
                            
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                        });  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function hasUrl(string $url): bool  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return (bool) $this->getUrl($url);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function render(): string  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        sort($this->tags);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $tags = collect($this->tags)->unique('url'); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return view('laravel-sitemap::sitemap') | 
            
                            
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                            ->with(compact('tags')) | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            ->render();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function writeToFile(string $path): self  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        file_put_contents($path, $this->render());  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Create an HTTP response that represents the object.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param  \Illuminate\Http\Request  $request  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @return \Symfony\Component\HttpFoundation\Response  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                     */  | 
            
            
                                                        
            
                                    
            
            
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                    public function toResponse($request)  | 
            
            
                                                        
            
                                    
            
            
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                    { | 
            
            
                                                        
            
                                    
            
            
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                        return Response::make($this->render(), 200, [  | 
            
            
                                                        
            
                                    
            
            
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                            'Content-Type' => 'text/xml',  | 
            
            
                                                        
            
                                    
            
            
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                        ]);  | 
            
            
                                                        
            
                                    
            
            
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                    }  | 
            
            
                                                        
            
                                    
            
            
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                }  | 
            
            
                                                        
            
                                    
            
            
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An attempt at access to an undefined property has been detected. This may either be a typographical error or the property has been renamed but there are still references to its old name.
If you really want to allow access to undefined properties, you can define magic methods to allow access. See the php core documentation on Overloading.