|
20 | 20 |
|
21 | 21 | include_once BASE_PATH.'/library/KWUtils.php';
|
22 | 22 |
|
23 |
| -if (extension_loaded('fileinfo') === false) { |
24 |
| - define('FILEINFO_NONE', 0); |
25 |
| - define('FILEINFO_SYMLINK', 2); |
26 |
| - define('FILEINFO_DEVICES', 8); |
27 |
| - define('FILEINFO_CONTINUE', 32); |
28 |
| - define('FILEINFO_PRESERVE_ATIME', 128); |
29 |
| - define('FILEINFO_RAW', 256); |
30 |
| - define('FILEINFO_MIME_TYPE', 16); |
31 |
| - define('FILEINFO_MIME_ENCODING', 1024); |
32 |
| - define('FILEINFO_MIME', 1040); |
33 |
| - |
34 |
| - /** |
35 |
| - * Return information about a given string. |
36 |
| - * |
37 |
| - * @param null|int|resource $finfo fileinfo resource |
38 |
| - * @param null|string $string content of the file to be checked |
39 |
| - * @param int $options fileinfo constant (FILEINFO_NONE | FILEINFO_MIME_TYPE | FILEINFO_MIME_ENCODING | FILEINFO_MIME) |
40 |
| - * @param null|resource $context context (not implemented) |
41 |
| - * @return false|string a textual description of the given string or false on failure |
42 |
| - */ |
43 |
| - function finfo_buffer($finfo, $string = null, $options = FILEINFO_NONE, $context = null) |
44 |
| - { |
45 |
| - if ($finfo !== false && !is_null($string) && is_null($context)) { |
46 |
| - if ($options === FILEINFO_NONE && (($finfo & FILEINFO_MIME_TYPE) === FILEINFO_MIME_TYPE || ($finfo & FILEINFO_MIME_ENCODING) === FILEINFO_MIME_ENCODING)) { |
47 |
| - $options = $finfo; |
48 |
| - } |
49 |
| - |
50 |
| - if (($options & FILEINFO_MIME_TYPE) === FILEINFO_MIME_TYPE || ($options & FILEINFO_MIME_ENCODING) === FILEINFO_MIME_ENCODING) { |
51 |
| - $mimeEncoding = 'binary'; |
52 |
| - |
53 |
| - if (substr($string, 0, 8) === "\x89PNG\x0d\x0a\x1a\x0a") { |
54 |
| - $mimeType = 'image/png'; |
55 |
| - } elseif (substr($string, 0, 6) === 'GIF87a' || substr($string, 0, 6) === 'GIF89a') { |
56 |
| - $mimeType = 'image/gif'; |
57 |
| - } elseif (substr($string, 0, 4) === "MM\x00\x2a" || substr($string, 0, 4) === "II\x2a\x00") { |
58 |
| - $mimeType = 'image/tiff'; |
59 |
| - } elseif (substr($string, 0, 4) === '8BPS') { |
60 |
| - $mimeType = 'image/vnd.adobe.photoshop'; |
61 |
| - } elseif (substr($string, 0, 3) === "\xFF\xD8\xFF") { |
62 |
| - $mimeType = 'image/jpeg'; |
63 |
| - } elseif (substr($string, 0, 2) === 'BM') { |
64 |
| - $mimeType = 'image/bmp'; |
65 |
| - } elseif (strpos($string, "\x00") !== false) { |
66 |
| - $mimeType = 'application/octet-stream'; |
67 |
| - } else { |
68 |
| - $mimeEncoding = 'utf-8'; |
69 |
| - $mimeType = 'text/plain'; |
70 |
| - } |
71 |
| - |
72 |
| - if (($options & FILEINFO_MIME) === FILEINFO_MIME) { |
73 |
| - return $mimeType.'; charset='.$mimeEncoding; |
74 |
| - } |
75 |
| - |
76 |
| - if (($options & FILEINFO_MIME_TYPE) === FILEINFO_MIME_TYPE) { |
77 |
| - return $mimeType; |
78 |
| - } |
79 |
| - |
80 |
| - return $mimeEncoding; |
81 |
| - } |
82 |
| - } |
83 |
| - |
84 |
| - return false; |
85 |
| - } |
86 |
| - |
87 |
| - /** |
88 |
| - * Close a given fileinfo resource. |
89 |
| - * |
90 |
| - * @param null|resource $finfo fileinfo resource |
91 |
| - * @return bool true on success or false on failure |
92 |
| - */ |
93 |
| - function finfo_close($finfo) |
94 |
| - { |
95 |
| - return $finfo !== false; |
96 |
| - } |
97 |
| - |
98 |
| - /** |
99 |
| - * Return information about a given file. |
100 |
| - * |
101 |
| - * @param null|int|resource $finfo fileinfo resource |
102 |
| - * @param null|string $filename name of the file to be checked |
103 |
| - * @param int $options fileinfo constant (FILEINFO_NONE | FILEINFO_MIME_TYPE | FILEINFO_MIME_ENCODING | FILEINFO_MIME) |
104 |
| - * @param null|resource $context context (partially implemented) |
105 |
| - * @return false|string a textual description of the contents of the given file or false on failure |
106 |
| - */ |
107 |
| - function finfo_file($finfo, $filename = null, $options = FILEINFO_NONE, $context = null) |
108 |
| - { |
109 |
| - if ($finfo !== false && !is_null($filename)) { |
110 |
| - if ($options === FILEINFO_NONE && (($finfo & FILEINFO_MIME_TYPE) === FILEINFO_MIME_TYPE || ($finfo & FILEINFO_MIME_ENCODING) === FILEINFO_MIME_ENCODING)) { |
111 |
| - $options = $finfo; |
112 |
| - } |
113 |
| - |
114 |
| - if (($options & FILEINFO_MIME_TYPE) === FILEINFO_MIME_TYPE || ($options & FILEINFO_MIME_ENCODING) === FILEINFO_MIME_ENCODING) { |
115 |
| - $mimeType = finfo_buffer($finfo, file_get_contents($filename, false, $context), $options, $context); |
116 |
| - |
117 |
| - if ($mimeType === false || $mimeType === 'application/octet-stream') { |
118 |
| - $extension = strtolower(end(explode('.', basename($filename)))); |
119 |
| - |
120 |
| - switch ($extension) { |
121 |
| - case 'bmp': |
122 |
| - $mimeType = 'image/bmp'; |
123 |
| - break; |
124 |
| - case 'gif': |
125 |
| - $mimeType = 'image/gif'; |
126 |
| - break; |
127 |
| - case 'ico': |
128 |
| - $mimeType = 'image/x-icon'; |
129 |
| - break; |
130 |
| - case 'jpe': |
131 |
| - case 'jpeg': |
132 |
| - case 'jpg': |
133 |
| - $mimeType = 'image/jpeg'; |
134 |
| - break; |
135 |
| - case 'png': |
136 |
| - $mimeType = 'image/png'; |
137 |
| - break; |
138 |
| - case 'psd': |
139 |
| - $mimeType = 'image/vnd.adobe.photoshop'; |
140 |
| - break; |
141 |
| - case 'tif': |
142 |
| - case 'tiff': |
143 |
| - $mimeType = 'image/tiff'; |
144 |
| - break; |
145 |
| - case 'text': |
146 |
| - case 'txt': |
147 |
| - $mimeType = 'text/plain'; |
148 |
| - break; |
149 |
| - default: |
150 |
| - $mimeType = 'application/octet-stream'; |
151 |
| - } |
152 |
| - } |
153 |
| - |
154 |
| - $mimeEncoding = $mimeType === 'text/plain' ? 'utf-8' : 'binary'; |
155 |
| - |
156 |
| - if (($options & FILEINFO_MIME) === FILEINFO_MIME) { |
157 |
| - return $mimeType.'; charset='.$mimeEncoding; |
158 |
| - } |
159 |
| - |
160 |
| - if (($options & FILEINFO_MIME_TYPE) === FILEINFO_MIME_TYPE) { |
161 |
| - return $mimeType; |
162 |
| - } |
163 |
| - |
164 |
| - return $mimeEncoding; |
165 |
| - } |
166 |
| - } |
167 |
| - |
168 |
| - return false; |
169 |
| - } |
170 |
| - |
171 |
| - /** |
172 |
| - * Create a new fileinfo resource. |
173 |
| - * |
174 |
| - * @param int $options fileinfo constant (FILEINFO_NONE | FILEINFO_MIME_TYPE | FILEINFO_MIME_ENCODING | FILEINFO_MIME) |
175 |
| - * @param null|string $magic name of a magic database file (not implemented) |
176 |
| - * @return null|int|resource a fileinfo resource on success or false on failure. |
177 |
| - */ |
178 |
| - function finfo_open($options = FILEINFO_NONE, $magic = null) |
179 |
| - { |
180 |
| - return is_null($magic) ? $options : false; |
181 |
| - } |
182 |
| - |
183 |
| - /** |
184 |
| - * Set the magic configuration options (not implemented). |
185 |
| - * |
186 |
| - * @param null|int|resource $finfo fileinfo resource |
187 |
| - * @param int $options fileinfo constant (FILEINFO_NONE | FILEINFO_MIME_TYPE | FILEINFO_MIME_ENCODING | FILEINFO_MIME) |
188 |
| - * @return bool true on success or false on failure |
189 |
| - */ |
190 |
| - function finfo_set_flags($finfo, $options) |
191 |
| - { |
192 |
| - return $finfo === $options; |
193 |
| - } |
194 |
| -} |
195 |
| - |
196 | 23 | /** Component used to create thumbnails using phMagick library (on top of ImageMagick) */
|
197 | 24 | class Thumbnailcreator_ImagemagickComponent extends AppComponent
|
198 | 25 | {
|
|
0 commit comments