| | |
| | | |
| | | // show loading page |
| | | if (!empty($_GET['_preload'])) { |
| | | $url = preg_replace('/([&?]+)_preload=/', '\\1_embed=', $_SERVER['REQUEST_URI']); |
| | | $url = preg_replace('/([&?]+)_preload=/', '\\1_mimewarning=1&_embed=', $_SERVER['REQUEST_URI']); |
| | | $message = rcube_label('loadingdata'); |
| | | |
| | | header('Content-Type: text/html; charset=' . RCMAIL_CHARSET); |
| | |
| | | |
| | | ob_end_clean(); |
| | | |
| | | |
| | | // similar code as in program/steps/mail/show.inc |
| | | if (!empty($_GET['_uid'])) { |
| | | $uid = get_input_value('_uid', RCUBE_INPUT_GET); |
| | | $RCMAIL->config->set('prefer_html', true); |
| | | $MESSAGE = new rcube_message(get_input_value('_uid', RCUBE_INPUT_GET)); |
| | | $MESSAGE = new rcube_message($uid); |
| | | } |
| | | |
| | | // check connection status |
| | | check_storage_status(); |
| | | |
| | | $part_id = get_input_value('_part', RCUBE_INPUT_GPC); |
| | | |
| | | // show part page |
| | | if (!empty($_GET['_frame'])) { |
| | | if (($part_id = get_input_value('_part', RCUBE_INPUT_GPC)) && ($part = $MESSAGE->mime_parts[$part_id])) { |
| | | $filename = $part->filename; |
| | | if (empty($filename) && $part->mimetype == 'text/html') { |
| | | $filename = rcube_label('htmlmessage'); |
| | | } |
| | | if (!empty($filename)) { |
| | | $OUTPUT->set_pagetitle($filename); |
| | | } |
| | | if ($part_id && ($part = $MESSAGE->mime_parts[$part_id])) { |
| | | $filename = rcmail_attachment_name($part); |
| | | $OUTPUT->set_pagetitle($filename); |
| | | } |
| | | |
| | | // register UI objects |
| | | $OUTPUT->add_handlers(array( |
| | | 'messagepartframe' => 'rcmail_message_part_frame', |
| | | 'messagepartcontrols' => 'rcmail_message_part_controls', |
| | | )); |
| | | |
| | | $OUTPUT->set_env('mailbox', $RCMAIL->storage->get_folder()); |
| | | $OUTPUT->set_env('uid', $uid); |
| | | $OUTPUT->set_env('part', $part_id); |
| | | $OUTPUT->set_env('filename', $filename); |
| | | |
| | | $OUTPUT->send('messagepart'); |
| | | exit; |
| | |
| | | $pid = get_input_value('_part', RCUBE_INPUT_GET); |
| | | if ($part = $MESSAGE->mime_parts[$pid]) { |
| | | $thumbnail_size = $RCMAIL->config->get('image_thumbnail_size', 240); |
| | | $temp_dir = $RCMAIL->config->get('temp_dir'); |
| | | list(,$ext) = explode('/', $part->mimetype); |
| | | $cache_basename = $temp_dir . '/' . md5($MESSAGE->headers->messageID . $part->mime_id . ':' . $RCMAIL->user->ID . ':' . $thumbnail_size); |
| | | $cache_file = $cache_basename . '.' . $ext; |
| | | $mimetype = $part->mimetype; |
| | | $temp_dir = $RCMAIL->config->get('temp_dir'); |
| | | list(,$ext) = explode('/', $part->mimetype); |
| | | $mimetype = $part->mimetype; |
| | | $file_ident = $MESSAGE->headers->messageID . ':' . $part->mime_id . ':' . $part->size . ':' . $part->mimetype; |
| | | $cache_basename = $temp_dir . '/' . md5($file_ident . ':' . $RCMAIL->user->ID . ':' . $thumbnail_size); |
| | | $cache_file = $cache_basename . '.' . $ext; |
| | | |
| | | // render thumbnail image if not done yet |
| | | if (!is_file($cache_file)) { |
| | |
| | | fclose($fp); |
| | | |
| | | $image = new rcube_image($orig_name); |
| | | if ($imgtype = $image->resize($RCMAIL->config->get('image_thumbnail_size', 240), $cache_file, true)) { |
| | | if ($imgtype = $image->resize($thumbnail_size, $cache_file, true)) { |
| | | $mimetype = 'image/' . $imgtype; |
| | | unlink($orig_name); |
| | | } |
| | |
| | | exit; |
| | | } |
| | | |
| | | else if (strlen($pid = get_input_value('_part', RCUBE_INPUT_GET))) { |
| | | |
| | | if ($part = $MESSAGE->mime_parts[$pid]) { |
| | | $ctype_primary = strtolower($part->ctype_primary); |
| | | $ctype_secondary = strtolower($part->ctype_secondary); |
| | | $mimetype = sprintf('%s/%s', $ctype_primary, $ctype_secondary); |
| | | else if (strlen($part_id)) { |
| | | if ($part = $MESSAGE->mime_parts[$part_id]) { |
| | | $mimetype = rcmail_fix_mimetype($part->mimetype); |
| | | |
| | | // allow post-processing of the message body |
| | | $plugin = $RCMAIL->plugins->exec_hook('message_part_get', |
| | |
| | | exit; |
| | | |
| | | // overwrite modified vars from plugin |
| | | $mimetype = $plugin['mimetype']; |
| | | $mimetype = $plugin['mimetype']; |
| | | $extensions = rcube_mime::get_mime_extensions($mimetype); |
| | | |
| | | if ($plugin['body']) |
| | | $part->body = $plugin['body']; |
| | | |
| | | |
| | | // compare file mimetype with the stated content-type headers and file extension to avoid malicious operations |
| | | if (!empty($_REQUEST['_embed']) && empty($_REQUEST['_nocheck'])) { |
| | | $file_extension = strtolower(pathinfo($part->filename, PATHINFO_EXTENSION)); |
| | | |
| | | // 1. compare filename suffix with expected suffix derived from mimetype |
| | | $valid = $file_extension && in_array($file_extension, (array)$extensions) || !empty($_REQUEST['_mimeclass']); |
| | | |
| | | // 2. detect the real mimetype of the attachment part and compare it with the stated mimetype and filename extension |
| | | if ($valid || !$file_extension || $mimetype == 'application/octet-stream' || stripos($mimetype, 'text/') === 0) { |
| | | if ($part->body) // part body is already loaded |
| | | $body = $part->body; |
| | | else if ($part->size && $part->size < 1024*1024) // load the entire part if it's small enough |
| | | $body = $part->body = $MESSAGE->get_part_content($part->mime_id); |
| | | else // fetch the first 2K of the message part |
| | | $body = $MESSAGE->get_part_content($part->mime_id, null, true, 2048); |
| | | |
| | | // detect message part mimetype |
| | | $real_mimetype = rcube_mime::file_content_type($body, $part->filename, $mimetype, true, true); |
| | | list($real_ctype_primary, $real_ctype_secondary) = explode('/', $real_mimetype); |
| | | |
| | | // accept text/plain with any extension |
| | | if ($real_mimetype == 'text/plain' && $real_mimetype == $mimetype) |
| | | $file_extension = 'txt'; |
| | | |
| | | // ignore differences in text/* mimetypes. Filetype detection isn't very reliable here |
| | | if ($real_ctype_primary == 'text' && strpos($mimetype, $real_ctype_primary) === 0) |
| | | $real_mimetype = $mimetype; |
| | | |
| | | // get valid file extensions |
| | | $extensions = rcube_mime::get_mime_extensions($real_mimetype); |
| | | $valid_extension = (!$file_extension || in_array($file_extension, (array)$extensions)); |
| | | |
| | | // ignore filename extension if mimeclass matches (#1489029) |
| | | if (!empty($_REQUEST['_mimeclass']) && $real_ctype_primary == $_REQUEST['_mimeclass']) |
| | | $valid_extension = true; |
| | | |
| | | // fix mimetype for images wrongly declared as octet-stream |
| | | if ($mimetype == 'application/octet-stream' && strpos($real_mimetype, 'image/') === 0 && $valid_extension) |
| | | $mimetype = $real_mimetype; |
| | | |
| | | $valid = ($real_mimetype == $mimetype && $valid_extension); |
| | | } |
| | | else { |
| | | $real_mimetype = $mimetype; |
| | | } |
| | | |
| | | // show warning if validity checks failed |
| | | if (!$valid) { |
| | | // send blocked.gif for expected images |
| | | if (empty($_REQUEST['_mimewarning']) && strpos($mimetype, 'image/') === 0) { |
| | | // Do not cache. Failure might be the result of a misconfiguration, thus real content should be returned once fixed. |
| | | $OUTPUT->nocacheing_headers(); |
| | | header("Content-Type: image/gif"); |
| | | header("Content-Transfer-Encoding: binary"); |
| | | readfile(INSTALL_PATH . 'program/resources/blocked.gif'); |
| | | } |
| | | else { // html warning with a button to load the file anyway |
| | | $OUTPUT = new rcmail_html_page(); |
| | | $OUTPUT->write(html::tag('html', null, html::tag('body', 'embed', |
| | | html::div(array('class' => 'rcmail-inline-message rcmail-inline-warning'), |
| | | rcube_label(array( |
| | | 'name' => 'attachmentvalidationerror', |
| | | 'vars' => array( |
| | | 'expected' => $mimetype . ($file_extension ? " (.$file_extension)" : ''), |
| | | 'detected' => $real_mimetype . ($extensions[0] ? " (.$extensions[0])" : ''), |
| | | ) |
| | | )) . |
| | | html::p(array('class' => 'rcmail-inline-buttons'), |
| | | html::tag('button', |
| | | array('onclick' => "location.href='" . $RCMAIL->url(array_merge($_GET, array('_nocheck' => 1))) . "'"), |
| | | rcube_label('showanyway'))) |
| | | ) |
| | | ))); |
| | | } |
| | | exit; |
| | | } |
| | | } |
| | | |
| | | |
| | | // TIFF to JPEG conversion, if needed |
| | | $tiff_support = !empty($_SESSION['browser_caps']) && !empty($_SESSION['browser_caps']['tif']); |
| | |
| | | $mimetype = 'image/jpeg'; |
| | | } |
| | | |
| | | list($ctype_primary, $ctype_secondary) = explode('/', $mimetype); |
| | | if ($plugin['body']) |
| | | $part->body = $plugin['body']; |
| | | |
| | | $browser = $RCMAIL->output->browser; |
| | | list($ctype_primary, $ctype_secondary) = explode('/', $mimetype); |
| | | |
| | | // send download headers |
| | | if ($plugin['download']) { |
| | |
| | | header("Content-Type: text/$ctype_secondary; charset=" . ($part->charset ? $part->charset : RCMAIL_CHARSET)); |
| | | } |
| | | else { |
| | | $mimetype = rcmail_fix_mimetype($mimetype); |
| | | header("Content-Type: $mimetype"); |
| | | header("Content-Transfer-Encoding: binary"); |
| | | } |
| | |
| | | if (!$part->body) |
| | | $part->body = $MESSAGE->get_part_content($part->mime_id); |
| | | |
| | | // show images? |
| | | rcmail_check_safe($MESSAGE); |
| | | |
| | | // render HTML body |
| | | $out = rcmail_print_body($part, array('safe' => $MESSAGE->is_safe, 'inline_html' => false)); |
| | | |
| | | // insert remote objects warning into HTML body |
| | | if ($REMOTE_OBJECTS) { |
| | | $body_start = 0; |
| | | if ($body_pos = strpos($out, '<body')) { |
| | | $body_start = strpos($out, '>', $body_pos) + 1; |
| | | } |
| | | $out = substr($out, 0, $body_start) . |
| | | html::div(array('class' => 'rcmail-inline-message rcmail-inline-warning'), |
| | | Q(rcube_label('blockedimages')) . ' ' . |
| | | html::tag('button', |
| | | array('onclick' => "location.href='" . $RCMAIL->url(array_merge($_GET, array('_safe' => 1))) . "'"), |
| | | Q(rcube_label('showimages'))) |
| | | ) . |
| | | substr($out, $body_start); |
| | | } |
| | | } |
| | | |
| | | // check connection status |
| | |
| | | check_storage_status(); |
| | | } |
| | | |
| | | $OUTPUT = new rcube_output_html(); |
| | | $OUTPUT = new rcube_html_page(); |
| | | $OUTPUT->write($out); |
| | | } |
| | | else { |
| | | // don't kill the connection if download takes more than 30 sec. |
| | | @set_time_limit(0); |
| | | |
| | | if ($part->filename) { |
| | | $filename = $part->filename; |
| | | } |
| | | else if ($part->mimetype == 'text/html') { |
| | | $filename = rcube_label('htmlmessage'); |
| | | } |
| | | else { |
| | | $ext = '.' . ($mimetype == 'text/plain' ? 'txt' : $ctype_secondary); |
| | | $filename = ($MESSAGE->subject ? $MESSAGE->subject : 'roundcube') . $ext; |
| | | } |
| | | |
| | | $filename = preg_replace('[\r\n]', '', $filename); |
| | | $filename = rcmail_attachment_name($part); |
| | | |
| | | if ($browser->ie && $browser->ver < 7) |
| | | $filename = rawurlencode(abbreviate_string($filename, 55)); |
| | |
| | | $filename = addcslashes($filename, '"'); |
| | | |
| | | $disposition = !empty($plugin['download']) ? 'attachment' : 'inline'; |
| | | |
| | | // Workaround for nasty IE bug (#1488844) |
| | | // If Content-Disposition header contains string "attachment" e.g. in filename |
| | | // IE handles data as attachment not inline |
| | | if ($disposition == 'inline' && $browser->ie && $browser->ver < 9) { |
| | | $filename = str_ireplace('attachment', 'attach', $filename); |
| | | } |
| | | |
| | | // add filename extension if missing |
| | | if (!pathinfo($filename, PATHINFO_EXTENSION) && ($extensions = rcube_mime::get_mime_extensions($mimetype))) { |
| | | $filename .= '.' . $extensions[0]; |
| | | } |
| | | |
| | | header("Content-Disposition: $disposition; filename=\"$filename\""); |
| | | |
| | |
| | | // send part as-it-is |
| | | else { |
| | | if ($part->body) { |
| | | header("Content-Length: " . sizeof($part->body)); |
| | | header("Content-Length: " . strlen($part->body)); |
| | | echo $part->body; |
| | | $sent = true; |
| | | } |
| | |
| | | header("Content-Length: $size"); |
| | | } |
| | | |
| | | $sent = $RCMAIL->storage->get_message_part($MESSAGE->uid, $part->mime_id, $part, true); |
| | | // 8th argument disables re-formatting of text/* parts (#1489267) |
| | | $sent = $RCMAIL->storage->get_message_part($MESSAGE->uid, $part->mime_id, $part, true, null, false, 0, false); |
| | | } |
| | | } |
| | | |
| | |
| | | header('HTTP/1.1 404 Not Found'); |
| | | exit; |
| | | |
| | | |
| | | /** |
| | | * Handles nicely storage connection errors |
| | | */ |
| | | function check_storage_status() |
| | | { |
| | | $error = rcmail::get_instance()->storage->get_error_code(); |
| | |
| | | exit; |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * Attachment properties table |
| | | */ |
| | | function rcmail_message_part_controls($attrib) |
| | | { |
| | | global $MESSAGE, $RCMAIL; |
| | | |
| | | $part = asciiwords(get_input_value('_part', RCUBE_INPUT_GPC)); |
| | | if (!is_object($MESSAGE) || !is_array($MESSAGE->parts) |
| | | || !($_GET['_uid'] && $_GET['_part']) || !$MESSAGE->mime_parts[$part] |
| | | ) { |
| | | return ''; |
| | | } |
| | | |
| | | $part = $MESSAGE->mime_parts[$part]; |
| | | $table = new html_table(array('cols' => 2)); |
| | | |
| | | $table->add('title', Q(rcube_label('namex')).':'); |
| | | $table->add('header', Q(rcmail_attachment_name($part))); |
| | | |
| | | $table->add('title', Q(rcube_label('type')).':'); |
| | | $table->add('header', Q($part->mimetype)); |
| | | |
| | | $table->add('title', Q(rcube_label('size')).':'); |
| | | $table->add('header', Q($RCMAIL->message_part_size($part))); |
| | | |
| | | return $table->show($attrib); |
| | | } |
| | | |
| | | /** |
| | | * Attachment preview frame |
| | | */ |
| | | function rcmail_message_part_frame($attrib) |
| | | { |
| | | global $MESSAGE, $RCMAIL; |
| | | |
| | | $part = $MESSAGE->mime_parts[asciiwords(get_input_value('_part', RCUBE_INPUT_GPC))]; |
| | | $ctype_primary = strtolower($part->ctype_primary); |
| | | |
| | | $attrib['src'] = './?' . str_replace('_frame=', ($ctype_primary=='text' ? '_embed=' : '_preload='), $_SERVER['QUERY_STRING']); |
| | | |
| | | $RCMAIL->output->add_gui_object('messagepartframe', $attrib['id']); |
| | | |
| | | return html::iframe($attrib); |
| | | } |