- switch ($filedata['type']) {
- case IMAGETYPE_GIF:
- $image_src = imagecreatefromgif($filepath);
- break;
- case IMAGETYPE_JPEG:
- $image_src = imagecreatefromjpeg($filepath);
- break;
- case IMAGETYPE_PNG:
- $image_src = imagecreatefrompng($filepath);
- break;
- default:
- $this->serverError(_('Unknown file type'));
- return;
- }
-
- $size = ($w > MAX_ORIGINAL) ? MAX_ORIGINAL : $w;
-
- $image_dest = imagecreatetruecolor($size, $size);
-
- $background = imagecolorallocate($image_dest, 0, 0, 0);
- ImageColorTransparent($image_dest, $background);
- imagealphablending($image_dest, false);
-
- imagecopyresized($image_dest, $image_src,
- 0, 0, $x, $y,
- $size, $size, $w, $h);
-
- $filename = common_avatar_filename($this->group->id,
- image_type_to_extension($filedata['type']),
- null,
- 'group-'.common_timestamp());
-
- $filepath = common_avatar_path($filename);
-
- switch ($filedata['type']) {
- case IMAGETYPE_GIF:
- imagegif($image_dest, $filepath);
- break;
- case IMAGETYPE_JPEG:
- imagejpeg($image_dest, $filepath);
- break;
- case IMAGETYPE_PNG:
- imagepng($image_dest, $filepath);
- break;
- default:
- $this->serverError(_('Unknown file type'));
- return;
- }
-
- if ($this->group->setOriginal($filename, $filedata['type'])) {
- @unlink(common_avatar_path($filedata['filename']));