3 * Laconica, the distributed open-source microblogging tool
5 * Abstraction for an image file
9 * LICENCE: This program is free software: you can redistribute it and/or modify
10 * it under the terms of the GNU Affero General Public License as published by
11 * the Free Software Foundation, either version 3 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU Affero General Public License for more details.
19 * You should have received a copy of the GNU Affero General Public License
20 * along with this program. If not, see <http://www.gnu.org/licenses/>.
24 * @author Evan Prodromou <evan@controlyourself.ca>
25 * @author Zach Copley <zach@controlyourself.ca>
26 * @copyright 2008-2009 Control Yourself, Inc.
27 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
28 * @link http://laconi.ca/
31 if (!defined('LACONICA')) {
36 * A wrapper on uploaded files
38 * Makes it slightly easier to accept an image file from upload.
42 * @author Evan Prodromou <evan@controlyourself.ca>
43 * @author Zach Copley <zach@controlyourself.ca>
44 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
45 * @link http://laconi.ca/
56 function __construct($filename=null, $type=null, $width=null, $height=null)
58 $this->filename = $filename;
61 $this->height = $type;
64 static function fromUpload($param='upload')
66 switch ($_FILES[$param]['error']) {
67 case UPLOAD_ERR_OK: // success, jump out
69 case UPLOAD_ERR_INI_SIZE:
70 case UPLOAD_ERR_FORM_SIZE:
71 throw new Exception(_('That file is too big.'));
73 case UPLOAD_ERR_PARTIAL:
74 @unlink($_FILES[$param]['tmp_name']);
75 throw new Exception(_('Partial upload.'));
78 throw new Exception(_('System error uploading file.'));
82 $imagefile = new ImageFile($_FILES[$param]['tmp_name']);
83 $info = @getimagesize($imagefile->filename);
86 @unlink($imagefile->filename);
87 throw new Exception(_('Not an image or corrupt file.'));
91 $imagefile->width = $info[0];
92 $imagefile->height = $info[1];
98 $imagefile->type = $info[2];
101 @unlink($imagefile->filename);
102 throw new Exception(_('Unsupported image file format.'));
111 @unlink($this->filename);