| | |
| | | |
| | | // 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'])) { |
| | |
| | | // 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); |
| | | } |
| | | $OUTPUT->set_pagetitle(rcmail_attachment_name($part)); |
| | | } |
| | | |
| | | $OUTPUT->send('messagepart'); |
| | |
| | | $pid = get_input_value('_part', RCUBE_INPUT_GET); |
| | | if ($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); |
| | | } |
| | |
| | | $file_extension = strtolower(pathinfo($part->filename, PATHINFO_EXTENSION)); |
| | | |
| | | // 1. compare filename suffix with expected suffix derived from mimetype |
| | | $valid = $file_extension && in_array($file_extension, (array)$extensions); |
| | | $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 || $mimetype == 'application/octet-stream') { |
| | | if ($valid || !$file_extension || $mimetype == 'application/octet-stream' || $mimetype == 'text/plain') { |
| | | if ($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 |
| | |
| | | $real_mimetype = rcube_mime::file_content_type($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 && $valid_extension) |
| | |
| | | |
| | | // show warning if validity checks failed |
| | | if (!$valid) { |
| | | $OUTPUT = new rcmail_html_page(); |
| | | $OUTPUT->write(html::tag('html', null, html::tag('body', array('style' => 'font-family:sans-serif; margin:1em'), |
| | | html::div(array('class' => 'warning', 'style' => 'border:2px solid #ffdf0e; background:#fef893; padding:1em 1em 0 1em;'), |
| | | rcube_label(array( |
| | | 'name' => 'attachmentvalidationerror', |
| | | 'vars' => array('expected' => "$mimetype (.$file_extension)", 'detected' => "$real_mimetype (.$extensions[0])") |
| | | )) . |
| | | html::p('buttons', |
| | | html::tag('button', null, |
| | | html::a(array( |
| | | 'href' => $RCMAIL->url(array_merge($_GET, array('_nocheck' => 1))), |
| | | 'style' => 'text-decoration:none;color:#000', |
| | | ), rcube_label('showanyway'))) |
| | | )) |
| | | ))); |
| | | // 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; |
| | | } |
| | | } |
| | |
| | | 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, $body_start); |
| | | } |
| | | } |
| | | |
| | | // check connection status |
| | |
| | | // don't kill the connection if download takes more than 30 sec. |
| | | @set_time_limit(0); |
| | | |
| | | if ($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 = 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\""); |
| | | |
| | | // handle tiff to jpeg conversion |