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author | Nicolas Lœuillet <nicolas@loeuillet.org> | 2015-01-20 07:40:39 +0100 |
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committer | Nicolas Lœuillet <nicolas@loeuillet.org> | 2015-01-20 07:40:39 +0100 |
commit | 6ad93dff69d7c2beb2196e73f641e6484fccbeb7 (patch) | |
tree | 12430b858be2a41029fc11d1afa1fa2a120b96f9 /inc/poche/pochePictures.php | |
parent | c78c1a3f08815aab99752026ccdf1dcf63cf43c1 (diff) | |
download | wallabag-6ad93dff69d7c2beb2196e73f641e6484fccbeb7.tar.gz wallabag-6ad93dff69d7c2beb2196e73f641e6484fccbeb7.tar.zst wallabag-6ad93dff69d7c2beb2196e73f641e6484fccbeb7.zip |
new folders
Diffstat (limited to 'inc/poche/pochePictures.php')
-rw-r--r-- | inc/poche/pochePictures.php | 168 |
1 files changed, 0 insertions, 168 deletions
diff --git a/inc/poche/pochePictures.php b/inc/poche/pochePictures.php deleted file mode 100644 index 52394c70..00000000 --- a/inc/poche/pochePictures.php +++ /dev/null | |||
@@ -1,168 +0,0 @@ | |||
1 | <?php | ||
2 | /** | ||
3 | * wallabag, self hostable application allowing you to not miss any content anymore | ||
4 | * | ||
5 | * @category wallabag | ||
6 | * @author Nicolas Lœuillet <nicolas@loeuillet.org> | ||
7 | * @copyright 2013 | ||
8 | * @license http://opensource.org/licenses/MIT see COPYING file | ||
9 | */ | ||
10 | |||
11 | |||
12 | final class Picture | ||
13 | { | ||
14 | /** | ||
15 | * Changing pictures URL in article content | ||
16 | */ | ||
17 | public static function filterPicture($content, $url, $id) | ||
18 | { | ||
19 | $matches = array(); | ||
20 | $processing_pictures = array(); // list of processing image to avoid processing the same pictures twice | ||
21 | preg_match_all('#<\s*(img)[^>]+src="([^"]*)"[^>]*>#Si', $content, $matches, PREG_SET_ORDER); | ||
22 | foreach($matches as $i => $link) { | ||
23 | $link[1] = trim($link[1]); | ||
24 | if (!preg_match('#^(([a-z]+://)|(\#))#', $link[1])) { | ||
25 | $absolute_path = self::_getAbsoluteLink($link[2], $url); | ||
26 | $filename = basename(parse_url($absolute_path, PHP_URL_PATH)); | ||
27 | $directory = self::_createAssetsDirectory($id); | ||
28 | $fullpath = $directory . '/' . $filename; | ||
29 | |||
30 | if (in_array($absolute_path, $processing_pictures) === true) { | ||
31 | // replace picture's URL only if processing is OK : already processing -> go to next picture | ||
32 | continue; | ||
33 | } | ||
34 | |||
35 | if (self::_downloadPictures($absolute_path, $fullpath) === true) { | ||
36 | $content = str_replace($matches[$i][2], Tools::getPocheUrl() . $fullpath, $content); | ||
37 | } | ||
38 | |||
39 | $processing_pictures[] = $absolute_path; | ||
40 | } | ||
41 | } | ||
42 | |||
43 | return $content; | ||
44 | } | ||
45 | |||
46 | /** | ||
47 | * Get absolute URL | ||
48 | */ | ||
49 | private static function _getAbsoluteLink($relativeLink, $url) | ||
50 | { | ||
51 | /* return if already absolute URL */ | ||
52 | if (parse_url($relativeLink, PHP_URL_SCHEME) != '') return $relativeLink; | ||
53 | |||
54 | /* queries and anchors */ | ||
55 | if ($relativeLink[0]=='#' || $relativeLink[0]=='?') return $url . $relativeLink; | ||
56 | |||
57 | /* parse base URL and convert to local variables: | ||
58 | $scheme, $host, $path */ | ||
59 | extract(parse_url($url)); | ||
60 | |||
61 | /* remove non-directory element from path */ | ||
62 | $path = preg_replace('#/[^/]*$#', '', $path); | ||
63 | |||
64 | /* destroy path if relative url points to root */ | ||
65 | if ($relativeLink[0] == '/') $path = ''; | ||
66 | |||
67 | /* dirty absolute URL */ | ||
68 | $abs = $host . $path . '/' . $relativeLink; | ||
69 | |||
70 | /* replace '//' or '/./' or '/foo/../' with '/' */ | ||
71 | $re = array('#(/\.?/)#', '#/(?!\.\.)[^/]+/\.\./#'); | ||
72 | for($n=1; $n>0; $abs=preg_replace($re, '/', $abs, -1, $n)) {} | ||
73 | |||
74 | /* absolute URL is ready! */ | ||
75 | return $scheme.'://'.$abs; | ||
76 | } | ||
77 | |||
78 | /** | ||
79 | * Downloading pictures | ||
80 | * | ||
81 | * @return bool true if the download and processing is OK, false else | ||
82 | */ | ||
83 | private static function _downloadPictures($absolute_path, $fullpath) | ||
84 | { | ||
85 | $rawdata = Tools::getFile($absolute_path); | ||
86 | $fullpath = urldecode($fullpath); | ||
87 | |||
88 | if(file_exists($fullpath)) { | ||
89 | unlink($fullpath); | ||
90 | } | ||
91 | |||
92 | // check extension | ||
93 | $file_ext = strrchr($fullpath, '.'); | ||
94 | $whitelist = array(".jpg",".jpeg",".gif",".png"); | ||
95 | if (!(in_array($file_ext, $whitelist))) { | ||
96 | Tools::logm('processed image with not allowed extension. Skipping ' . $fullpath); | ||
97 | return false; | ||
98 | } | ||
99 | |||
100 | // check headers | ||
101 | $imageinfo = getimagesize($absolute_path); | ||
102 | if ($imageinfo['mime'] != 'image/gif' && $imageinfo['mime'] != 'image/jpeg'&& $imageinfo['mime'] != 'image/jpg'&& $imageinfo['mime'] != 'image/png') { | ||
103 | Tools::logm('processed image with bad header. Skipping ' . $fullpath); | ||
104 | return false; | ||
105 | } | ||
106 | |||
107 | // regenerate image | ||
108 | $im = imagecreatefromstring($rawdata); | ||
109 | if ($im === false) { | ||
110 | Tools::logm('error while regenerating image ' . $fullpath); | ||
111 | return false; | ||
112 | } | ||
113 | |||
114 | switch ($imageinfo['mime']) { | ||
115 | case 'image/gif': | ||
116 | $result = imagegif($im, $fullpath); | ||
117 | break; | ||
118 | case 'image/jpeg': | ||
119 | case 'image/jpg': | ||
120 | $result = imagejpeg($im, $fullpath, REGENERATE_PICTURES_QUALITY); | ||
121 | break; | ||
122 | case 'image/png': | ||
123 | $result = imagepng($im, $fullpath, ceil(REGENERATE_PICTURES_QUALITY / 100 * 9)); | ||
124 | break; | ||
125 | } | ||
126 | imagedestroy($im); | ||
127 | |||
128 | return $result; | ||
129 | } | ||
130 | |||
131 | /** | ||
132 | * Create a directory for an article | ||
133 | * | ||
134 | * @param $id ID of the article | ||
135 | * @return string | ||
136 | */ | ||
137 | private static function _createAssetsDirectory($id) | ||
138 | { | ||
139 | $assets_path = ABS_PATH; | ||
140 | if (!is_dir($assets_path)) { | ||
141 | mkdir($assets_path, 0715); | ||
142 | } | ||
143 | |||
144 | $article_directory = $assets_path . $id; | ||
145 | if (!is_dir($article_directory)) { | ||
146 | mkdir($article_directory, 0715); | ||
147 | } | ||
148 | |||
149 | return $article_directory; | ||
150 | } | ||
151 | |||
152 | /** | ||
153 | * Remove the directory | ||
154 | * | ||
155 | * @param $directory | ||
156 | * @return bool | ||
157 | */ | ||
158 | public static function removeDirectory($directory) | ||
159 | { | ||
160 | if (is_dir($directory)) { | ||
161 | $files = array_diff(scandir($directory), array('.','..')); | ||
162 | foreach ($files as $file) { | ||
163 | (is_dir("$directory/$file")) ? self::removeDirectory("$directory/$file") : unlink("$directory/$file"); | ||
164 | } | ||
165 | return rmdir($directory); | ||
166 | } | ||
167 | } | ||
168 | } \ No newline at end of file | ||