* revert of patches r3978 and r3979
[modest] / src / modest-tny-msg.c
index a16c9a9..943f4bc 100644 (file)
@@ -264,8 +264,12 @@ copy_mime_part (TnyMimePart *part)
        while (!tny_iterator_is_done (iterator)) {
                TnyMimePart *subpart = TNY_MIME_PART (tny_iterator_get_current (iterator));
                if (subpart) {
+                       const gchar *subpart_cid;
                        TnyMimePart *subpart_copy = copy_mime_part (subpart);
+                       subpart_cid = tny_mime_part_get_content_id (subpart);
                        tny_mime_part_add_part (result, subpart_copy);
+                       if (subpart_cid)
+                               tny_mime_part_set_content_id (result, subpart_cid);
                        g_object_unref (subpart);
                        g_object_unref (subpart_copy);
                }
@@ -289,10 +293,14 @@ add_attachments (TnyMimePart *part, GList *attachments_list, gboolean add_inline
 
                old_attachment = pos->data;
                if (!tny_mime_part_is_purged (old_attachment)) {
+                       const gchar *old_cid;
+                       old_cid = tny_mime_part_get_content_id (old_attachment);
                        attachment_part = copy_mime_part (old_attachment);
                        tny_mime_part_set_header_pair (attachment_part, "Content-Disposition", 
                                                       add_inline?"inline":"attachment");
                        tny_mime_part_add_part (TNY_MIME_PART (part), attachment_part);
+                       if (old_cid)
+                               tny_mime_part_set_content_id (attachment_part, old_cid);
                        g_object_unref (attachment_part);
                }
        }
@@ -331,6 +339,7 @@ add_images (TnyMsg *msg, GList *images_list)
        if (related_part != NULL) {
                /* TODO: attach images in their proper place */
                add_attachments (related_part, images_list, TRUE);
+               g_object_unref (related_part);
        }
 }
 
@@ -354,7 +363,7 @@ modest_tny_msg_get_body (TnyMsg *msg, gboolean want_html, gboolean *is_html)
        buf = gtk_text_buffer_new (NULL);
        stream = TNY_STREAM (tny_gtk_text_buffer_stream_new (buf));
        tny_stream_reset (stream);
-       tny_mime_part_decode_to_stream (body, stream);
+       tny_mime_part_decode_to_stream (body, stream, NULL);
        tny_stream_reset (stream);
        
        gtk_text_buffer_get_bounds (buf, &start, &end);
@@ -618,51 +627,126 @@ modest_tny_msg_create_forward_msg (TnyMsg *msg,
 }
 
 
+gchar*
+modest_tny_msg_get_header (TnyMsg *msg, const gchar *header)
+{
+       TnyList *pairs;
+       TnyIterator *iter;
+       gchar *val;
+       
+       g_return_val_if_fail (msg && TNY_IS_MSG(msg), NULL);
+       g_return_val_if_fail (header, NULL);
+
+       pairs = tny_simple_list_new ();
+
+       tny_mime_part_get_header_pairs (TNY_MIME_PART(msg), pairs);
+       iter = tny_list_create_iterator (pairs);
+
+       val = NULL;
+       while (!tny_iterator_is_done(iter) && !val) {
+
+               TnyPair *pair = (TnyPair*)tny_iterator_get_current(iter);
+               if (strcasecmp (header, tny_pair_get_name(pair)) == 0)
+                       val = g_strdup (tny_pair_get_value(pair));
+               g_object_unref (pair);          
+
+               tny_iterator_next (iter);
+       }
+
+       g_object_unref (pairs);
+       g_object_unref (iter);
+
+       return val;
+}
+
+
+static gint
+count_addresses (const gchar* addresses)
+{
+       gint count = 1;
+
+       if (!addresses)
+               return 0;
+       
+       while (*addresses) {
+               if (*addresses == ',' || *addresses == ';')
+                       ++count;
+               ++addresses;
+       }
+       
+       return count;
+}
+
+
 /* get the new To:, based on the old header,
  * result is newly allocated or NULL in case of error
- * TODO: mailing list handling
  * */
 static gchar*
-get_new_to (TnyHeader *header, const gchar* from, ModestTnyMsgReplyMode mode)
+get_new_to (TnyMsg *msg, TnyHeader *header, const gchar* from,
+           ModestTnyMsgReplyMode reply_mode)
 {
-       const gchar* old_to;
-       const gchar* old_reply_to_from;
-
+       const gchar* old_reply_to;
+       const gchar* old_from;
        gchar* new_to;
        
+       /* according to RFC2369 (http://www.faqs.org/rfcs/rfc2369.html), we
+        * can identify Mailing-List posts by the List-Help header.
+        * for mailing lists, both the Reply-To: and From: should be included
+        * in the new To:; for now, we're ignoring List-Post
+        */
+       gchar* list_help = modest_tny_msg_get_header (msg, "List-Help");
+       gboolean is_mailing_list = (list_help != NULL);
+       g_free (list_help);
+
+
        /* reply to sender, use ReplyTo or From */
-       old_reply_to_from = tny_header_get_replyto (header);
-       if (old_reply_to_from)
-               new_to = g_strdup (old_reply_to_from);
-       else {
-               old_reply_to_from = tny_header_get_from (header);
-               if (old_reply_to_from)
-                       new_to = g_strdup (old_reply_to_from);
-               else {
-                       g_warning ("%s: failed to get either Reply-To: or From: from header",
-                                  __FUNCTION__);
-                       return NULL;
-               }
+       //old_reply_to = tny_header_get_replyto (header);
+       old_reply_to = modest_tny_msg_get_header (msg, "Reply-To"); 
+       old_from     = tny_header_get_from (header);
+       
+       if (!old_from &&  !old_reply_to) {
+               g_warning ("%s: failed to get either Reply-To: or From: from header",
+                          __FUNCTION__);
+               return NULL;
        }
-                       
+       
+       /* for mailing lists, use both Reply-To and From if we did a
+        * 'Reply All:'
+        * */
+       if (is_mailing_list && reply_mode == MODEST_TNY_MSG_REPLY_MODE_ALL &&
+           old_reply_to && old_from && strcmp (old_from, old_reply_to) != 0)
+               new_to = g_strjoin (",", old_reply_to, old_from, NULL);
+       else
+               /* otherwise use either Reply-To: (preferred) or From: */
+               new_to = g_strdup (old_reply_to ? old_reply_to : old_from);
+
        /* in case of ReplyAll, we need to add the Recipients in the old To: */
-       if (mode == MODEST_TNY_MSG_REPLY_MODE_ALL) {
-               old_to = tny_header_get_to (header);
+       if (reply_mode == MODEST_TNY_MSG_REPLY_MODE_ALL) {
+               const gchar *old_to = tny_header_get_to (header);
                if (!old_to) 
-                       g_warning ("%s: no To: address found in source mail", __FUNCTION__);
+                       g_warning ("%s: no To: address found in source mail",
+                                  __FUNCTION__);
                else {
                        /* append the old To: */
                        gchar *tmp = g_strjoin (",", new_to, old_to, NULL);
                        g_free (new_to);
                        new_to = tmp;
                }
+
+               /* remove duplicate entries */
+               gchar *tmp = modest_text_utils_remove_duplicate_addresses (new_to);
+               g_free (new_to);
+               new_to = tmp;
+               
+               /* now, strip me (the new From:) from the new_to, but only if
+                * there are >1 addresses there */
+               if (count_addresses (new_to) > 1) {
+                       gchar *tmp = modest_text_utils_remove_address (new_to, from);
+                       g_free (new_to);
+                       new_to = tmp;
+               }
        }
-       
-       /* now, strip me (the new From:) from the new_to */
-       gchar *tmp = modest_text_utils_remove_address (new_to, from);
-       g_free (new_to);
-       new_to = tmp;
-       
+
        return new_to;
 }
 
@@ -670,7 +754,7 @@ get_new_to (TnyHeader *header, const gchar* from, ModestTnyMsgReplyMode mode)
 /* get the new Cc:, based on the old header,
  * result is newly allocated or NULL in case of error */
 static gchar*
-get_new_cc (TnyHeader *header, const gchar* from, ModestTnyMsgReplyMode mode)
+get_new_cc (TnyHeader *header, const gchar* from)
 {
        const gchar *old_cc;
 
@@ -693,8 +777,7 @@ modest_tny_msg_create_reply_msg (TnyMsg *msg,
 {
        TnyMsg *new_msg = NULL;
        TnyHeader *new_header;
-       gchar *new_to, *new_cc = NULL;
-       
+       gchar *new_to = NULL;
        TnyList *parts = NULL;
        GList *attachments_list = NULL;
 
@@ -722,20 +805,22 @@ modest_tny_msg_create_reply_msg (TnyMsg *msg,
        else
                header = tny_msg_get_header (msg);
 
-       new_header = tny_msg_get_header(new_msg);
        
-       new_to = get_new_to (header, from, reply_mode);
+       new_header = tny_msg_get_header(new_msg);
+       new_to = get_new_to (msg, header, from, reply_mode);
        if (!new_to)
                g_warning ("%s: failed to get new To:", __FUNCTION__);
        else {
                tny_header_set_to (new_header, new_to);
                g_free (new_to);
-       }
-               
-       new_cc = get_new_cc (header, from, reply_mode);
-       if (new_cc) { 
-               tny_header_set_cc (new_header, new_cc);
-               g_free (new_cc);
+       }       
+       
+       if (reply_mode == MODEST_TNY_MSG_REPLY_MODE_ALL) {
+               gchar *new_cc = get_new_cc (header, from);
+               if (new_cc) { 
+                       tny_header_set_cc (new_header, new_cc);
+                       g_free (new_cc);
+               }
        }
        
        /* Clean */