Merge branch 'master' of github.com:roundcube/roundcubemail

CHANGELOG

@@ -1,6 +1,7 @@
 CHANGELOG Roundcube Webmail
 ===========================
 
+- Display PGP/MIME signature attachments as "Digital Signature" (#1488570)
 - Workaround UW-IMAP bug where hierarchy separator is added to the shared folder name (#1488879)
 - Fix version comparisons with -stable suffix (#1488876)
 - Add unsupported alternative parts to attachments list (#1488870)

program/lib/Roundcube/rcube_message.php

@@ -106,7 +106,6 @@ class rcube_message
         if (!empty($this->headers->structure)) {
             $this->get_mime_numbers($this->headers->structure);
             $this->parse_structure($this->headers->structure);
-            $this->parse_attachments();
         }
         else {
             $this->body = $this->storage->get_body($uid);
@@ -650,26 +649,6 @@ class rcube_message
     }
 
 
-    /**
-     * Parse attachment parts
-     */
-    private function parse_attachments()
-    {
-        // Attachment must have a name
-        foreach ($this->attachments as $attachment) {
-            if (!$attachment->filename) {
-                $ext = rcube_mime::get_mime_extensions($attachment->mimetype);
-                $ext = array_shift($ext);
-
-                $attachment->filename = 'Part_' . $attachment->mime_id;
-                if ($ext) {
-                    $attachment->filename .= '.' . $ext;
-                }
-            }
-        }
-    }
-
-
     /**
      * Fill aflat array with references to all parts, indexed by part numbers
      *

program/localization/en_US/labels.inc

@@ -377,6 +377,8 @@ $labels['edititem'] = 'Edit item';
 $labels['preferhtml'] = 'Display HTML';
 $labels['defaultcharset'] = 'Default Character Set';
 $labels['htmlmessage'] = 'HTML Message';
+$labels['messagepart'] = 'Part';
+$labels['digitalsig'] = 'Digital Signature';
 $labels['dateformat'] = 'Date format';
 $labels['timeformat'] = 'Time format';
 $labels['prettydate'] = 'Pretty dates';

program/steps/mail/compose.inc

@@ -1154,16 +1154,7 @@ function rcmail_save_attachment(&$message, $pid)
   }
 
   $mimetype = $part->ctype_primary . '/' . $part->ctype_secondary;
-  $filename = $part->filename;
-  if (!strlen($filename)) {
-    if ($mimetype == 'text/html') {
-      $filename = rcube_label('htmlmessage');
-    }
-    else {
-      $filename = 'Part_'.$pid;
-    }
-    $filename .= '.' . $part->ctype_secondary;
-  }
+  $filename = rcmail_attachment_name($part);
 
   $attachment = array(
     'group' => $COMPOSE['id'],

program/steps/mail/func.inc

@@ -1598,10 +1598,7 @@ function rcmail_message_part_controls($attrib)
   $part  = $MESSAGE->mime_parts[$part];
   $table = new html_table(array('cols' => 3));
 
-  $filename = $part->filename;
-  if (empty($filename) && $attach_prop->mimetype == 'text/html') {
-    $filename = rcube_label('htmlmessage');
-  }
+  $filename = rcmail_attachment_name($part);
 
   if (!empty($filename)) {
     $table->add('title', Q(rcube_label('filename')));
@@ -1616,7 +1613,6 @@ function rcmail_message_part_controls($attrib)
 }
 
 
-
 function rcmail_message_part_frame($attrib)
 {
   global $MESSAGE;
@@ -1841,6 +1837,37 @@ function rcmail_fix_mimetype($name)
   return $name;
 }
 
+// return attachment filename, handle empty filename case
+function rcmail_attachment_name($attachment, $display = false)
+{
+    $filename = $attachment->filename;
+
+    if ($filename === null || $filename === '') {
+        if ($attachment->mimetype == 'text/html') {
+            $filename = rcube_label('htmlmessage');
+        }
+        else {
+            $ext      = rcube_mime::get_mime_extensions($attachment->mimetype);
+            $ext      = array_shift($ext);
+            $filename = rcube_label('messagepart') . ' ' . $attachment->mime_id;
+            if ($ext) {
+                $filename .= '.' . $ext;
+            }
+        }
+    }
+
+    $filename = preg_replace('[\r\n]', '', $filename);
+
+    // Display smart names for some known mimetypes
+    if ($display) {
+        if (preg_match('/application\/(pgp|pkcs7)-signature/i', $attachment->mimetype)) {
+            $filename = rcube_label('digitalsig');
+        }
+    }
+
+    return $filename;
+}
+
 function rcmail_search_filter($attrib)
 {
   global $OUTPUT, $CONFIG;

program/steps/mail/get.inc

@@ -47,13 +47,7 @@ check_storage_status();
 // 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));
   }
 
   $OUTPUT->send('messagepart');
@@ -236,18 +230,7 @@ else if (strlen($pid = get_input_value('_part', RCUBE_INPUT_GET))) {
       // 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));

program/steps/mail/show.inc

@@ -150,10 +150,7 @@ function rcmail_message_attachments($attrib)
 
   if (sizeof($MESSAGE->attachments)) {
     foreach ($MESSAGE->attachments as $attach_prop) {
-      $filename = $attach_prop->filename;
-      if (empty($filename) && $attach_prop->mimetype == 'text/html') {
-        $filename = rcube_label('htmlmessage');
-      }
+      $filename = rcmail_attachment_name($attach_prop, true);
 
       if ($PRINT_MODE) {
         $size = $RCMAIL->message_part_size($attach_prop);