Code Coverage |
||||||||||
Classes and Traits |
Functions and Methods |
Lines |
||||||||
Total | |
100.00% |
1 / 1 |
|
100.00% |
2 / 2 |
CRAP | |
100.00% |
20 / 20 |
Link | |
100.00% |
1 / 1 |
|
100.00% |
2 / 2 |
20 | |
100.00% |
20 / 20 |
setId | n/a |
0 / 0 |
1 | n/a |
0 / 0 |
|||||
getId | n/a |
0 / 0 |
1 | n/a |
0 / 0 |
|||||
getUrl | n/a |
0 / 0 |
1 | n/a |
0 / 0 |
|||||
setUrl | n/a |
0 / 0 |
1 | n/a |
0 / 0 |
|||||
setUrlHash | n/a |
0 / 0 |
1 | n/a |
0 / 0 |
|||||
getUrlHash | n/a |
0 / 0 |
1 | n/a |
0 / 0 |
|||||
setMimetype | n/a |
0 / 0 |
1 | n/a |
0 / 0 |
|||||
getMimetype | n/a |
0 / 0 |
1 | n/a |
0 / 0 |
|||||
getMimetypeMajor | n/a |
0 / 0 |
2 | n/a |
0 / 0 |
|||||
getMimetypeMinor | n/a |
0 / 0 |
2 | n/a |
0 / 0 |
|||||
setModified | n/a |
0 / 0 |
1 | n/a |
0 / 0 |
|||||
getModified | n/a |
0 / 0 |
1 | n/a |
0 / 0 |
|||||
getOrCreate | |
100.00% |
1 / 1 |
5 | |
100.00% |
19 / 19 |
|||
schemaDef | |
100.00% |
1 / 1 |
1 | |
100.00% |
1 / 1 |
1 | <?php |
2 | |
3 | // {{{ License |
4 | // This file is part of GNU social - https://www.gnu.org/software/social |
5 | // |
6 | // GNU social is free software: you can redistribute it and/or modify |
7 | // it under the terms of the GNU Affero General Public License as published by |
8 | // the Free Software Foundation, either version 3 of the License, or |
9 | // (at your option) any later version. |
10 | // |
11 | // GNU social is distributed in the hope that it will be useful, |
12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | // GNU Affero General Public License for more details. |
15 | // |
16 | // You should have received a copy of the GNU Affero General Public License |
17 | // along with GNU social. If not, see <http://www.gnu.org/licenses/>. |
18 | // }}} |
19 | |
20 | namespace App\Entity; |
21 | |
22 | use App\Core\DB\DB; |
23 | use App\Core\Entity; |
24 | use App\Core\Event; |
25 | use App\Core\GSFile; |
26 | use App\Core\HTTPClient; |
27 | use App\Core\Log; |
28 | use App\Util\Common; |
29 | use App\Util\Exception\DuplicateFoundException; |
30 | use App\Util\Exception\NotFoundException; |
31 | use DateTimeInterface; |
32 | use InvalidArgumentException; |
33 | use Symfony\Component\HttpClient\Exception\ClientException; |
34 | |
35 | /** |
36 | * Entity for representing a Link |
37 | * |
38 | * @category DB |
39 | * @package GNUsocial |
40 | * |
41 | * @author Diogo Peralta Cordeiro <mail@diogo.site> |
42 | * @copyright 2021 Free Software Foundation, Inc http://www.fsf.org |
43 | * @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later |
44 | */ |
45 | class Link extends Entity |
46 | { |
47 | // {{{ Autocode |
48 | // @codeCoverageIgnoreStart |
49 | private int $id; |
50 | private ?string $url; |
51 | private ?string $url_hash; |
52 | private ?string $mimetype; |
53 | private DateTimeInterface $modified; |
54 | |
55 | public function setId(int $id): self |
56 | { |
57 | $this->id = $id; |
58 | return $this; |
59 | } |
60 | |
61 | public function getId(): int |
62 | { |
63 | return $this->id; |
64 | } |
65 | |
66 | public function getUrl(): ?string |
67 | { |
68 | return $this->url; |
69 | } |
70 | |
71 | public function setUrl(?string $url): self |
72 | { |
73 | $this->url = $url; |
74 | return $this; |
75 | } |
76 | |
77 | public function setUrlHash(?string $url_hash): self |
78 | { |
79 | $this->url_hash = $url_hash; |
80 | return $this; |
81 | } |
82 | |
83 | public function getUrlHash(): ?string |
84 | { |
85 | return $this->url_hash; |
86 | } |
87 | |
88 | public function setMimetype(?string $mimetype): self |
89 | { |
90 | $this->mimetype = $mimetype; |
91 | return $this; |
92 | } |
93 | |
94 | public function getMimetype(): ?string |
95 | { |
96 | return $this->mimetype; |
97 | } |
98 | |
99 | public function getMimetypeMajor(): ?string |
100 | { |
101 | $mime = $this->getMimetype(); |
102 | return is_null($mime) ? $mime : GSFile::mimetypeMajor($mime); |
103 | } |
104 | |
105 | public function getMimetypeMinor(): ?string |
106 | { |
107 | $mime = $this->getMimetype(); |
108 | return is_null($mime) ? $mime : GSFile::mimetypeMinor($mime); |
109 | } |
110 | |
111 | public function setModified(DateTimeInterface $modified): self |
112 | { |
113 | $this->modified = $modified; |
114 | return $this; |
115 | } |
116 | |
117 | public function getModified(): DateTimeInterface |
118 | { |
119 | return $this->modified; |
120 | } |
121 | |
122 | // @codeCoverageIgnoreEnd |
123 | // }}} Autocode |
124 | |
125 | const URLHASH_ALGO = 'sha256'; |
126 | |
127 | /** |
128 | * Create an attachment for the given URL, fetching the mimetype |
129 | * |
130 | * @param string $url |
131 | * |
132 | *@throws InvalidArgumentException |
133 | * @throws DuplicateFoundException |
134 | * |
135 | * @return Link |
136 | * |
137 | */ |
138 | public static function getOrCreate(string $url): self |
139 | { |
140 | if (Common::isValidHttpUrl($url)) { |
141 | // If the URL is a local one, do not create a Link to it |
142 | if (parse_url($url, PHP_URL_HOST) === $_ENV['SOCIAL_DOMAIN']) { |
143 | Log::warning("It was attempted to create a Link to a local location {$url}."); |
144 | // Forbidden |
145 | throw new InvalidArgumentException(message: "A Link can't point to a local location ({$url}), it must be a remote one", code: 400); |
146 | } |
147 | $head = HTTPClient::head($url); |
148 | // This must come before getInfo given that Symfony HTTPClient is lazy (thus forcing curl exec) |
149 | try { |
150 | $headers = $head->getHeaders(); |
151 | // @codeCoverageIgnoreStart |
152 | } catch (ClientException $e) { |
153 | throw new InvalidArgumentException(previous: $e); |
154 | // @codeCoverageIgnoreEnd |
155 | } |
156 | $url = $head->getInfo('url'); // The last effective url (after getHeaders, so it follows redirects) |
157 | $url_hash = hash(self::URLHASH_ALGO, $url); |
158 | try { |
159 | return DB::findOneBy('link', ['url_hash' => $url_hash]); |
160 | } catch (NotFoundException) { |
161 | $headers = array_change_key_case($headers, CASE_LOWER); |
162 | $link = self::create([ |
163 | 'url' => $url, |
164 | 'url_hash' => $url_hash, |
165 | 'mimetype' => $headers['content-type'][0], |
166 | ]); |
167 | DB::persist($link); |
168 | Event::handle('LinkStoredNew', [&$link]); |
169 | return $link; |
170 | } |
171 | } else { |
172 | throw new InvalidArgumentException(); |
173 | } |
174 | } |
175 | |
176 | public static function schemaDef(): array |
177 | { |
178 | return [ |
179 | 'name' => 'link', |
180 | 'fields' => [ |
181 | 'id' => ['type' => 'serial', 'not null' => true], |
182 | 'url' => ['type' => 'text', 'description' => 'URL after following possible redirections'], |
183 | 'url_hash' => ['type' => 'varchar', 'length' => 64, 'description' => 'sha256 of destination URL (url field)'], |
184 | 'mimetype' => ['type' => 'varchar', 'length' => 50, 'description' => 'mime type of resource'], |
185 | 'modified' => ['type' => 'timestamp', 'not null' => true, 'default' => 'CURRENT_TIMESTAMP', 'description' => 'date this record was modified'], |
186 | ], |
187 | 'primary key' => ['id'], |
188 | 'indexes' => [ |
189 | 'gsactor_url_hash_idx' => ['url_hash'], |
190 | ], |
191 | ]; |
192 | } |
193 | } |