{"id":7701,"date":"2020-08-24T15:00:30","date_gmt":"2020-08-24T06:00:30","guid":{"rendered":"https:\/\/blog.capilano-fw.com\/?p=7701"},"modified":"2020-08-17T03:19:22","modified_gmt":"2020-08-16T18:19:22","slug":"%e3%80%90laravel%e3%80%91url%e3%81%8b%e3%82%89%e3%83%84%e3%82%a4%e3%83%83%e3%82%bf%e3%83%bc%e3%81%bf%e3%81%9f%e3%81%84%e3%81%aa%e3%82%ab%e3%83%bc%e3%83%89%e3%83%aa%e3%83%b3%e3%82%af%e3%82%92%e3%81%a4","status":"publish","type":"post","link":"https:\/\/blog.capilano-fw.com\/?p=7701","title":{"rendered":"\u3010Laravel\u3011URL\u304b\u3089\u30c4\u30a4\u30c3\u30bf\u30fc\u307f\u305f\u3044\u306a\u30ab\u30fc\u30c9\u30ea\u30f3\u30af\u3092\u3064\u304f\u308b"},"content":{"rendered":"

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\u30ab\u30fc\u30c9\u5f62\u5f0f\u306e\u30ea\u30f3\u30af<\/strong><\/p>\n

\u3067\u3059\u3002<\/p>\n

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\n\uff08\u6700\u5f8c\u306b\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u4e00\u5f0f\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3067\u304d\u307e\u3059\u3088\ud83d\udc4d\uff09<\/p>\n

\"\"\u300c\u6700\u8fd1\u3001\u3061\u3087\u3063\u3068\u305a\u3064\u65ad\u6368\u96e2\u3057\u3066\u3044\u307e\u3059\u300d<\/p>\n

\u958b\u767a\u74b0\u5883\uff1a<\/strong> Laravel 7.x, Vue 2.6.11<\/p>\n

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php artisan make:model Card -m<\/strong><\/pre>\n
\u3059\u308b\u3068\u3001\u30e2\u30c7\u30eb\u3068\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u30d5\u30a1\u30a4\u30eb\u304c\u4e00\u6c17\u306b\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002<\/p>\n
\u30e2\u30c7\u30eb\u306e\u8a2d\u5b9a<\/h2>\n
\u3067\u306f\u3001\u30e2\u30c7\u30eb\u306e\u8a2d\u5b9a\u304b\u3089\u3067\u3059\u3002<\/p>\n
app\/Card.php<\/strong><\/p>\n
<?php\r\n\r\nnamespace App;\r\n\r\nuse Illuminate\\Database\\Eloquent\\Model;\r\n\r\nclass Card extends Model\r\n{\r\n    protected $guarded = ['id'];<\/strong>\r\n\r\n    \/\/ Accessor<\/strong>\r\n    public function getTitleAttribute($value) {<\/strong>\r\n\r\n        if(empty($value)) {<\/strong>\r\n\r\n            return '\uff08\u30bf\u30a4\u30c8\u30eb\u306a\u3057\uff09';<\/strong>\r\n\r\n        }<\/strong>\r\n\r\n        return mb_strimwidth($value, 0, 80, '...');<\/strong>\r\n\r\n    }<\/strong>\r\n\r\n    public function getDescriptionAttribute($value) {<\/strong>\r\n\r\n        $value = preg_replace('\/^[\\s\u3000]+\/u', '', $value); \/\/ \u5148\u982d\u306e\u5168\u89d2\u30fb\u534a\u89d2\u30b9\u30da\u30fc\u30b9\u9664\u53bb<\/strong>\r\n        $value = preg_replace('\/[\\s\u3000]+$\/u', '', $value); \/\/ \u6700\u5f8c\u306e\u5168\u89d2\u30fb\u534a\u89d2\u30b9\u30da\u30fc\u30b9\u9664\u53bb<\/strong>\r\n        return mb_strimwidth($value, 0, 150, '...');<\/strong>\r\n\r\n    }<\/strong>\r\n\r\n    public function getThumbnailUrlAttribute($value) {<\/strong>\r\n\r\n        if(empty($value)) {<\/strong>\r\n\r\n            return url('images\/no_image_available.png'); \/\/ \u30b5\u30e0\u30cd\u30a4\u30eb\u753b\u50cf\u304c\u306a\u3044\u3068\u304d<\/strong>\r\n\r\n        }<\/strong>\r\n\r\n        return $value;<\/strong>\r\n\r\n    }<\/strong>\r\n\r\n    \/\/ Others<\/strong>\r\n    public function setAttributes($url) {<\/strong>\r\n\r\n        $this->url = $url;<\/strong>\r\n\r\n        try {<\/strong>\r\n\r\n            $html = file_get_contents($url);<\/strong>\r\n\r\n        } catch (\\Exception $e) {<\/strong>\r\n\r\n            return false;<\/strong>\r\n\r\n        }<\/strong>\r\n\r\n        $default_libxml_error = libxml_use_internal_errors(true); \/\/ libxml \u30a8\u30e9\u30fc\u8a2d\u5b9a\u3092\u5909\u66f4<\/strong>\r\n\r\n        $doc = new \\DOMDocument();<\/strong>\r\n        $doc->loadHTML($html);<\/strong>\r\n\r\n        libxml_use_internal_errors($default_libxml_error); \/\/ libxml\u3000\u30a8\u30e9\u30fc\u72b6\u614b\u3092\u5143\u306b\u3082\u3069\u3059<\/strong>\r\n\r\n        $tags = $doc->getElementsByTagName('meta');<\/strong>\r\n        $attributes = [<\/strong>\r\n            'title' => '',<\/strong>\r\n            'thumbnail_url' => '',<\/strong>\r\n            'description' => ''<\/strong>\r\n        ];<\/strong>\r\n\r\n        foreach($tags as $tag) {<\/strong>\r\n\r\n            if($tag->hasAttribute('property') && $tag->hasAttribute('content')) { \/\/ \u5fc5\u8981\u306a\u30c7\u30fc\u30bf\u3092\u96c6\u3081\u308b<\/strong>\r\n\r\n                $property = $tag->getAttribute('property');<\/strong>\r\n                $content = $tag->getAttribute('content');<\/strong>\r\n\r\n                if($property === 'og:title') {<\/strong>\r\n\r\n                    $attributes['title'] = $content;<\/strong>\r\n\r\n                } else if($property === 'og:image') {<\/strong>\r\n\r\n                    $attributes['thumbnail_url'] = $content;<\/strong>\r\n\r\n                } else if($property === 'og:description') {<\/strong>\r\n\r\n                    $attributes['description'] = $content;<\/strong>\r\n\r\n                }<\/strong>\r\n\r\n            } else if($tag->hasAttribute('name')) {<\/strong>\r\n\r\n                $property = $tag->getAttribute('name');<\/strong>\r\n                $content = $tag->getAttribute('content');<\/strong>\r\n\r\n                if(empty($attributes['description']) && $property === 'description') { \/\/ og:description\u304c\u306a\u3044\u3068\u304d\u306e\u4fdd\u967a<\/strong>\r\n\r\n                    $attributes['description'] = $content;<\/strong>\r\n\r\n                }<\/strong>\r\n\r\n            }<\/strong>\r\n\r\n        }<\/strong>\r\n\r\n        if(empty($attributes['title'])) { \/\/ og:title\u304c\u306a\u3044\u3068\u304d\u306e\u4fdd\u967a<\/strong>\r\n\r\n            $titles = $doc->getElementsByTagName('title');<\/strong>\r\n\r\n            if(count($titles) > 0) {<\/strong>\r\n\r\n                $title = $titles[0];<\/strong>\r\n                $attributes['title'] = $title->textContent;<\/strong>\r\n\r\n            }<\/strong>\r\n\r\n        }<\/strong>\r\n\r\n        $this->fill($attributes);<\/strong>\r\n        return true;<\/strong>\r\n\r\n    }<\/strong>\r\n}<\/pre>\n
\u3053\u306e\u4e2d\u3067\u3084\u3063\u3066\u3044\u308b\u306e\u306f\u3001\u307e\u305aLaravel<\/code>\u304c\u63d0\u4f9b\u3059\u308b\u4fbf\u5229\u6a5f\u80fd\u3001Accessor<\/code>\u3092\u4f7f\u3063\u3066\u4ee5\u4e0b\uff13\u3064\u306e\u30c7\u30fc\u30bf\u3092\u52a0\u5de5\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n