bbs.php

@@ -35,6 +35,7 @@
 	 *
 	 * // Application constants
 	 * define('UPLOAD_PATH', 'image/'); // Folder to save images to
+	 * define('THUMB_PATH', 'thumb/'); // Folder to save thumbnails to
 	 * define('MAX_FILE_SIZE', 8 << 20); // Maximum image size, 8 MiB
 	 * define('ADMIN_ID', '<SHA1 uid from your cookies>'); // uid that is able to delete anything
 	 * define('UID_SALT', '<some string to salt uids with>');
@@ -79,8 +80,18 @@
 			&& ($img['size'] > 0) && ($img['size'] <= MAX_FILE_SIZE)) {
 				if($img['error'] == 0) {
 					// Move the file to the target upload folder
-					$target = UPLOAD_PATH . time() . $extensions[$img['type']];
-					if(!move_uploaded_file($img['tmp_name'], $target)) {
+					$name = time();
+					$target = UPLOAD_PATH . $name . $extensions[$img['type']];
+					if(move_uploaded_file($img['tmp_name'], $target)) {
+						$output = null;
+						$ret = null;
+						exec("ffmpeg -y -loglevel error -i '$target' -vf 'scale=-1:min(100\,ih)' " . THUMB_PATH . "$name.jpg", $output, $ret);
+						if($ret != 0) {
+							// The new image file move failed, so delete the temporary file and return an error
+							@unlink($target);
+							return 'Unable to create thumbnail, please contact the webmaster.';
+						}
+					} else {
 						// The new image file move failed, so delete the temporary file and return an error
 						@unlink($img['tmp_name']);
 						return 'Unable to upload image, please contact the webmaster.';
@@ -171,7 +182,7 @@
 
 			if(!empty($row['img'])){
 				echo '<a href="' . UPLOAD_PATH . $row['img'] . '" target="_blank">';
-				echo '<img src="' . UPLOAD_PATH . $row['img'] . '" alt="' . $row['img'] . '" />';
+				echo '<img src="' . THUMB_PATH . preg_replace('/\.(?:png|gif|bmp)$/', '.jpg', $row['img']) . '" alt="' . $row['img'] . '" />';
 				echo '</a>';
 			}