sync with 0.7.5cvs16
[claws.git] / src / summaryview.c
index 2513894e218289bee2694e16fefc3998a638a87e..88552f2b25fbaca9505adca3335367909e30e801 100644 (file)
@@ -310,6 +310,9 @@ static void summary_show_all_header_cb      (SummaryView            *summaryview,
 static void summary_add_address_cb     (SummaryView            *summaryview,
                                         guint                   action,
                                         GtkWidget              *widget);
+static void summary_create_filter_cb   (SummaryView            *summaryview,
+                                        guint                   action,
+                                        GtkWidget              *widget);
 
 static void summary_mark_clicked       (GtkWidget              *button,
                                         SummaryView            *summaryview);
@@ -380,6 +383,9 @@ static gint summary_cmp_by_label    (GtkCList               *clist,
                                         gconstpointer           ptr1,
                                         gconstpointer           ptr2);
 
+static void news_process_crossposted   (MsgInfo *msginfo);
+static void news_flag_crosspost                (MsgInfo *msginfo);
+
 GtkTargetEntry summary_drag_types[1] =
 {
        {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
@@ -418,6 +424,15 @@ static GtkItemFactoryEntry summary_popup_entries[] =
        {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
        {N_("/Add sender to address boo_k"),
                                        NULL, summary_add_address_cb, 0, NULL},
+       {N_("/Create f_ilter rule"),    NULL, NULL,             0, "<Branch>"},
+       {N_("/Create f_ilter rule/_Automatically"),
+                                       NULL, summary_create_filter_cb, FILTER_BY_AUTO, NULL},
+       {N_("/Create f_ilter rule/by _From"),
+                                       NULL, summary_create_filter_cb, FILTER_BY_FROM, NULL},
+       {N_("/Create f_ilter rule/by _To"),
+                                       NULL, summary_create_filter_cb, FILTER_BY_TO, NULL},
+       {N_("/Create f_ilter rule/by _Subject"),
+                                       NULL, summary_create_filter_cb, FILTER_BY_SUBJECT, NULL},
        {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
        {N_("/_View"),                  NULL, NULL,             0, "<Branch>"},
        {N_("/_View/Open in new _window"),
@@ -449,9 +464,11 @@ SummaryView *summary_create(void)
        GtkWidget *scrolledwin;
        GtkWidget *ctree;
        GtkWidget *hbox;
+       GtkWidget *hbox_l;
        GtkWidget *statlabel_folder;
        GtkWidget *statlabel_select;
        GtkWidget *statlabel_msgs;
+       GtkWidget *hbox_spc;
        GtkWidget *toggle_view_btn;
        GtkWidget *toggle_view_arrow;
        GtkWidget *popupmenu;
@@ -484,10 +501,13 @@ SummaryView *summary_create(void)
        hbox = gtk_hbox_new(FALSE, 0);
        gtk_box_pack_end(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 
+       hbox_l = gtk_hbox_new(FALSE, 0);
+       gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
+
        statlabel_folder = gtk_label_new("");
-       gtk_box_pack_start(GTK_BOX(hbox), statlabel_folder, FALSE, FALSE, 2);
+       gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
        statlabel_select = gtk_label_new("");
-       gtk_box_pack_start(GTK_BOX(hbox), statlabel_select, FALSE, FALSE, 16);
+       gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
 
        /* toggle view buttons */
        toggle_view_btn = gtk_button_new();
@@ -501,6 +521,9 @@ SummaryView *summary_create(void)
        statlabel_msgs = gtk_label_new("");
        gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
 
+       hbox_spc = gtk_hbox_new(FALSE, 0);
+       gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
+
        /* create popup menu */
        n_entries = sizeof(summary_popup_entries) /
                sizeof(summary_popup_entries[0]);
@@ -512,6 +535,7 @@ SummaryView *summary_create(void)
        summaryview->scrolledwin = scrolledwin;
        summaryview->ctree = ctree;
        summaryview->hbox = hbox;
+       summaryview->hbox_l = hbox_l;
        summaryview->statlabel_folder = statlabel_folder;
        summaryview->statlabel_select = statlabel_select;
        summaryview->statlabel_msgs = statlabel_msgs;
@@ -591,9 +615,9 @@ void summary_init(SummaryView *summaryview)
        gtk_widget_set_style(summaryview->statlabel_select, style);
        gtk_widget_set_style(summaryview->statlabel_msgs, style);
 
-       pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
-       gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
-       gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 0);
+       pixmap = stock_pixmap_widget(summaryview->hbox_l, STOCK_PIXMAP_DIR_OPEN);
+       gtk_box_pack_start(GTK_BOX(summaryview->hbox_l), pixmap, FALSE, FALSE, 4);
+       gtk_box_reorder_child(GTK_BOX(summaryview->hbox_l), pixmap, 0);
        gtk_widget_show(pixmap);
        summaryview->folder_pixmap = pixmap;
 
@@ -707,9 +731,11 @@ gboolean summary_show(SummaryView *summaryview, FolderItem *item,
                val = alertpanel(_("Process mark"),
                                 _("Some marks are left. Process it?"),
                                 _("Yes"), _("No"), _("Cancel"));
-               if (G_ALERTDEFAULT == val)
+               if (G_ALERTDEFAULT == val) {
+                       summary_unlock(summaryview);
                        summary_execute(summaryview);
-               else if (G_ALERTALTERNATE == val)
+                       summary_lock(summaryview);
+               } else if (G_ALERTALTERNATE == val)
                        summary_write_cache(summaryview);
                else {
                        summary_unlock(summaryview);
@@ -762,6 +788,7 @@ gboolean summary_show(SummaryView *summaryview, FolderItem *item,
        g_free(buf);
 
        summaryview->folder_item = item;
+       item->opened = TRUE;
 
        gtk_signal_handler_block_by_data(GTK_OBJECT(ctree), summaryview);
 
@@ -939,7 +966,10 @@ void summary_clear_list(SummaryView *summaryview)
        gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
                                NULL, summary_free_msginfo_func, NULL);
 
-       summaryview->folder_item = NULL;
+       if (summaryview->folder_item) {
+               summaryview->folder_item->opened = FALSE;
+               summaryview->folder_item = NULL;
+       }
 
        summaryview->display_msg = FALSE;
 
@@ -1039,9 +1069,11 @@ static void summary_set_menu_sensitive(SummaryView *summaryview)
                return;
        }
 
-       if (summaryview->folder_item->folder->type != F_NEWS) {
+       if (summaryview->folder_item->folder->type != F_NEWS)
                menu_set_sensitive(ifactory, "/Move...", TRUE);
-       }
+       else
+               menu_set_sensitive(ifactory, "/Move...", FALSE);
+
        menu_set_sensitive(ifactory, "/Delete", TRUE);
        menu_set_sensitive(ifactory, "/Select thread", TRUE);
        menu_set_sensitive(ifactory, "/Select all", TRUE);
@@ -1068,6 +1100,7 @@ static void summary_set_menu_sensitive(SummaryView *summaryview)
        menu_set_sensitive(ifactory, "/Bounce",                   TRUE);
 
        menu_set_sensitive(ifactory, "/Add sender to address book", sens);
+       menu_set_sensitive(ifactory, "/Create filter rule",         sens);
 
        menu_set_sensitive(ifactory, "/View", sens);
        menu_set_sensitive(ifactory, "/View/Open in new window", sens);
@@ -1077,6 +1110,8 @@ static void summary_set_menu_sensitive(SummaryView *summaryview)
            summaryview->folder_item->stype == F_DRAFT  ||
            summaryview->folder_item->stype == F_QUEUE)
                menu_set_sensitive(ifactory, "/Re-edit", sens);
+       else
+               menu_set_sensitive(ifactory, "/Re-edit", FALSE);
 
        menu_set_sensitive(ifactory, "/Save as...", sens);
        menu_set_sensitive(ifactory, "/Print...",   TRUE);
@@ -1601,6 +1636,9 @@ static void summary_set_marks_func(GtkCTree *ctree, GtkCTreeNode *node,
 
        msginfo = gtk_ctree_node_get_row_data(ctree, node);
 
+       if (MSG_IS_NEWS(msginfo->flags))
+               news_flag_crosspost(msginfo);
+
        if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
                summaryview->newmsgs++;
        if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
@@ -1671,11 +1709,17 @@ static void summary_status_show(SummaryView *summaryview)
                n_selected++;
        }
 
-       gtk_label_set(GTK_LABEL(summaryview->statlabel_folder),
-                     summaryview->folder_item &&
-                     summaryview->folder_item->folder->type == F_NEWS
-                     ? g_basename(summaryview->folder_item->path)
-                     : summaryview->folder_item->path);
+       if (summaryview->folder_item->folder->type == F_NEWS &&
+           prefs_common.ng_abbrev_len < strlen(summaryview->folder_item->path)) {
+               gchar *group;
+               group = get_abbrev_newsgroup_name
+                       (g_basename(summaryview->folder_item->path));
+               gtk_label_set(GTK_LABEL(summaryview->statlabel_folder), group);
+               g_free(group);
+       } else {
+               gtk_label_set(GTK_LABEL(summaryview->statlabel_folder),
+                             summaryview->folder_item->path);
+       }
 
        if (summaryview->deleted)
                del = g_strdup_printf(_("%d deleted"), summaryview->deleted);
@@ -2081,7 +2125,7 @@ gint summary_write_cache(SummaryView *summaryview)
        gint ver = CACHE_VERSION;
        gchar *buf;
        gchar *cachefile, *markfile;
-       GSList * cur;
+       GSList *cur;
        gint filemode = 0;
        PrefsFolderItem *prefs;
 
@@ -2093,7 +2137,7 @@ gint summary_write_cache(SummaryView *summaryview)
 
        cachefile = folder_item_get_cache_file(summaryview->folder_item);
        g_return_val_if_fail(cachefile != NULL, -1);
-       if ((fps.cache_fp = fopen(cachefile, "w")) == NULL) {
+       if ((fps.cache_fp = fopen(cachefile, "wb")) == NULL) {
                FILE_OP_ERROR(cachefile, "fopen");
                g_free(cachefile);
                return -1;
@@ -2117,7 +2161,7 @@ gint summary_write_cache(SummaryView *summaryview)
        g_free(cachefile);
 
        markfile = folder_item_get_mark_file(summaryview->folder_item);
-       if ((fps.mark_fp = fopen(markfile, "w")) == NULL) {
+       if ((fps.mark_fp = fopen(markfile, "wb")) == NULL) {
                FILE_OP_ERROR(markfile, "fopen");
                fclose(fps.cache_fp);
                g_free(markfile);
@@ -2147,14 +2191,14 @@ gint summary_write_cache(SummaryView *summaryview)
 
        gtk_ctree_pre_recursive(ctree, NULL, summary_write_cache_func, &fps);
 
-       for(cur = summaryview->killed_messages ; cur != NULL ;
-           cur = g_slist_next(cur)) {
-               MsgInfo *msginfo = (MsgInfo *) cur->data;
-
+       for (cur = summaryview->killed_messages; cur != NULL; cur = cur->next) {
+               MsgInfo *msginfo = (MsgInfo *)cur->data;
                procmsg_write_cache(msginfo, fps.cache_fp);
                procmsg_write_flags(msginfo, fps.mark_fp);
        }
 
+       procmsg_flush_mark_queue(summaryview->folder_item, fps.mark_fp);
+
        fclose(fps.cache_fp);
        fclose(fps.mark_fp);
 
@@ -2176,6 +2220,28 @@ static void summary_write_cache_func(GtkCTree *ctree, GtkCTreeNode *node,
        procmsg_write_flags(msginfo, fps->mark_fp);
 }
 
+static gchar *summary_complete_address(const gchar *addr)
+{
+       gint count;
+       gchar *res, *tmp, *email_addr;
+
+       Xstrdup_a(email_addr, addr, return NULL);
+       extract_address(email_addr);
+       g_return_val_if_fail(*email_addr, NULL);
+
+       /*
+        * completion stuff must be already initialized
+        */
+       res = NULL;
+       if (1 < (count = complete_address(email_addr))) {
+               tmp = get_complete_address(1);
+               res = procheader_get_fromname(tmp);
+               g_free(tmp);    
+       }
+       
+       return res;
+}
+
 static void summary_set_header(SummaryView *summaryview, gchar *text[],
                               MsgInfo *msginfo)
 {
@@ -2215,34 +2281,37 @@ static void summary_set_header(SummaryView *summaryview, gchar *text[],
                _("(No From)");
        if (prefs_common.swap_from && msginfo->from && msginfo->to &&
            !MSG_IS_NEWS(msginfo->flags)) {
-               gchar *from;
+               gchar *addr = NULL;
 
-               Xstrdup_a(from, msginfo->from, return);
-               extract_address(from);
-               if (account_find_from_address(from)) {
+               if (prefs_common.use_addr_book) {
+                       Xstrdup_a(addr, msginfo->from, return);
+                       extract_address(addr);
+
+               if (account_find_from_address(addr)) {
+                       addr = summary_complete_address(msginfo->to);
                        g_free(to);
-                       to = g_strconcat("-->", msginfo->to, NULL);
+                       to   = g_strconcat("-->", addr == NULL ? msginfo->to : addr, NULL);
                        text[col_pos[S_COL_FROM]] = to;
+                       }
                }
        }
 
-       if ((text[col_pos[S_COL_FROM]] != to) && prefs_common.use_addr_book &&
-           msginfo->from) {
-               gint count;
+       /*
+        * CLAWS: note that the "text[col_pos[S_COL_FROM]] != to" is really a hack, 
+        * checking whether the above block (which handles the special case of
+        * the --> in sent boxes) was executed.
+        */
+       if (text[col_pos[S_COL_FROM]] != to && prefs_common.use_addr_book && msginfo->from) {
                gchar *from;
-  
-               Xstrdup_a(from, msginfo->from, return);
-               extract_address(from);
-               if (*from) {
-                       count = complete_address(from);
-                       if (count > 1) {
-                               g_free(from_name);
-                               from = get_complete_address(1);
-                               from_name = procheader_get_fromname(from);
-                               g_free(from);
-                               text[col_pos[S_COL_FROM]] = from_name;
-                       }
-               }
+               from = summary_complete_address(msginfo->from);
+               if (from) {
+                       /*
+                        * FIXME: this text[col_pos[S_COL_FROM]] should be freed
+                        * but may have been assigned _("No From"). Should be
+                        * freed??? 
+                        */
+                       text[col_pos[S_COL_FROM]] = from;
+               }       
        }
 
        if (prefs->enable_simplify_subject 
@@ -2888,13 +2957,17 @@ static gboolean check_permission(SummaryView *summaryview, MsgInfo * msginfo)
                                from_name =
                                        g_strdup_printf("%s",
                                                        account->address);
-
-               if (g_strcasecmp(from_name, msginfo->from) == 0) {
+                       
+                       if (g_strcasecmp(from_name, msginfo->from) == 0) {
+                               g_free(from_name);
+                               found = TRUE;
+                               break;
+                       }
                        g_free(from_name);
-                       found = TRUE;
-                       break;
                }
-               g_free(from_name);
+
+               if (!found) {
+                       alertpanel_error(_("You're not the author of the article\n"));
                }
                
                return found;
@@ -3331,7 +3404,10 @@ void summary_save_as(SummaryView *summaryview)
        }
 
        src = procmsg_get_message_file(msginfo);
-       copy_file(src, dest);
+       if (copy_file(src, dest) < 0) {
+               alertpanel_error(_("Can't save the file `%s'."),
+                                g_basename(dest));
+       }
        g_free(src);
 }
 
@@ -3466,6 +3542,10 @@ static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
        msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
 
        if (msginfo && MSG_IS_MOVE(msginfo->flags) && msginfo->to_folder) {
+               if (!prefs_common.immediate_exec &&
+                   msginfo->to_folder->op_count > 0)
+                       msginfo->to_folder->op_count--;
+
                g_hash_table_insert(summaryview->folder_table,
                                    msginfo->to_folder, GINT_TO_POINTER(1));
 
@@ -3514,6 +3594,10 @@ static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
        msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
 
        if (msginfo && MSG_IS_COPY(msginfo->flags) && msginfo->to_folder) {
+               if (!prefs_common.immediate_exec &&
+                   msginfo->to_folder->op_count > 0)
+                       msginfo->to_folder->op_count--;
+
                g_hash_table_insert(summaryview->folder_table,
                                    msginfo->to_folder, GINT_TO_POINTER(1));
 
@@ -3913,23 +3997,42 @@ static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
 
 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type)
 {
-       static HeaderEntry hentry[] = {{"List-Id:",        NULL, FALSE},
+       static HeaderEntry hentry[] = {{"X-BeenThere:",    NULL, FALSE},
                                       {"X-ML-Name:",      NULL, FALSE},
                                       {"X-List:",         NULL, FALSE},
                                       {"X-Mailing-list:", NULL, FALSE},
+                                      {"List-Id:",        NULL, FALSE},
                                       {NULL,              NULL, FALSE}};
+
+       static gchar *header_strs[] = {"From", "from", "To", "to", "Subject", "subject"};
+
+       static gchar *hentry_strs[]   = {"X-BeenThere", "X-ML-Name", "X-List",
+                                        "X-Mailing-List", "List-Id",
+                                        "header \"X-BeenThere\"", "header \"X-ML-Name\"",
+                                        "header \"X-List\"", "header \"X-Mailing-List\"",
+                                        "header \"List-Id\""};
        enum
        {
-               H_LIST_ID        = 0,
+               H_X_BEENTHERE    = 0,
                H_X_ML_NAME      = 1,
                H_X_LIST         = 2,
-               H_X_MAILING_LIST = 3
+               H_X_MAILING_LIST = 3,
+               H_LIST_ID        = 4
+       };
+
+       enum
+       {
+               H_FROM    = 0,
+               H_TO      = 2,
+               H_SUBJECT = 4
        };
 
        MsgInfo *msginfo;
        gchar *header = NULL;
        gchar *key = NULL;
        FILE *fp;
+       int header_offset;
+       int hentry_offset;
 
        if (!summaryview->selected) return;
 
@@ -3937,6 +4040,15 @@ void summary_filter_open(SummaryView *summaryview, PrefsFilterType type)
                                              summaryview->selected);
        if (!msginfo) return;
 
+       if (global_processing) {
+               header_offset = 1;
+               hentry_offset = 5;
+       }
+       else {
+               header_offset = 0;
+               hentry_offset = 0;
+       }
+
        switch (type) {
        case FILTER_BY_NONE:
                break;
@@ -3945,50 +4057,64 @@ void summary_filter_open(SummaryView *summaryview, PrefsFilterType type)
                procheader_get_header_fields(fp, hentry);
                fclose(fp);
 
-               if (hentry[H_LIST_ID].body != NULL) {
-                       header = "List-Id";
-                       Xstrdup_a(key, hentry[H_LIST_ID].body, );
+               if (hentry[H_X_BEENTHERE].body != NULL) {
+                       header = hentry_strs[H_X_BEENTHERE + hentry_offset];
+                       Xstrdup_a(key, hentry[H_X_BEENTHERE].body, );
                } else if (hentry[H_X_ML_NAME].body != NULL) {
-                       header = "X-ML-Name";
+                       header = hentry_strs[H_X_ML_NAME + hentry_offset];
                        Xstrdup_a(key, hentry[H_X_ML_NAME].body, );
                } else if (hentry[H_X_LIST].body != NULL) {
-                       header = "X-List";
+                       header = hentry_strs[H_X_LIST + hentry_offset];
                        Xstrdup_a(key, hentry[H_X_LIST].body, );
                } else if (hentry[H_X_MAILING_LIST].body != NULL) {
-                       header = "X-Mailing-list";
+                       header = hentry_strs[H_X_MAILING_LIST + hentry_offset];
                        Xstrdup_a(key, hentry[H_X_MAILING_LIST].body, );
+               } else if (hentry[H_LIST_ID].body != NULL) {
+                       header = hentry_strs[H_LIST_ID + hentry_offset];
+                       Xstrdup_a(key, hentry[H_LIST_ID].body, );
                } else if (msginfo->subject) {
-                       header = "Subject";
+                       header = header_strs[H_SUBJECT + header_offset];
                        key = msginfo->subject;
                }
 
-               g_free(hentry[H_LIST_ID].body);
-               hentry[H_LIST_ID].body = NULL;
+               g_free(hentry[H_X_BEENTHERE].body);
+               hentry[H_X_BEENTHERE].body = NULL;
                g_free(hentry[H_X_ML_NAME].body);
                hentry[H_X_ML_NAME].body = NULL;
                g_free(hentry[H_X_LIST].body);
                hentry[H_X_LIST].body = NULL;
                g_free(hentry[H_X_MAILING_LIST].body);
                hentry[H_X_MAILING_LIST].body = NULL;
+               g_free(hentry[H_LIST_ID].body);
+               hentry[H_LIST_ID].body = NULL;
 
                break;
        case FILTER_BY_FROM:
-               header = "From";
+               header = header_strs[H_FROM + header_offset];
                key = msginfo->from;
                break;
        case FILTER_BY_TO:
-               header = "To";
+               header = header_strs[H_TO + header_offset];
                key = msginfo->to;
                break;
        case FILTER_BY_SUBJECT:
-               header = "Subject";
+               header = header_strs[H_SUBJECT + header_offset];
                key = msginfo->subject;
                break;
        default:
                break;
        }
 
-       prefs_filter_open(header, key);
+       /*
+        * NOTE: key may be allocated on the stack, so 
+        * prefs_filter[ing]_open() should have completed 
+        * and have set entries. Otherwise we're hosed.  
+        */
+
+       if (global_processing)
+               prefs_filtering_open(NULL, header, key);
+       else
+               prefs_filter_open(header, key);
 }
 
 void summary_reply(SummaryView *summaryview, ComposeMode mode)
@@ -4659,6 +4785,12 @@ static void summary_add_address_cb(SummaryView *summaryview,
        summary_add_address(summaryview);
 }
 
+static void summary_create_filter_cb(SummaryView *summaryview,
+                                    guint action, GtkWidget *widget)
+{
+       summary_filter_open(summaryview, (PrefsFilterType)action);
+}
+
 static void summary_mark_clicked(GtkWidget *button, SummaryView *summaryview)
 {
        summary_sort(summaryview, SORT_BY_MARK);
@@ -4870,6 +5002,69 @@ static gint summary_cmp_by_label(GtkCList *clist,
        return MSG_GET_COLORLABEL(msginfo1->flags) -
                MSG_GET_COLORLABEL(msginfo2->flags);
 }
+
+static void news_flag_crosspost(MsgInfo *msginfo)
+{
+       GString *line;
+       gpointer key;
+       gpointer value;
+       MsgPermFlags flags;
+       Folder *mff = msginfo->folder->folder;
+
+       if (mff->account->mark_crosspost_read && MSG_IS_NEWS(msginfo->flags)) {
+               line = g_string_sized_new(128);
+               g_string_sprintf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
+               debug_print(_("nfcp: checking <%s>"), line->str);
+               if (mff->newsart && 
+                   g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
+                       debug_print(_(" <%s>"), value);
+                       if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
+                               MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_NEW | MSG_UNREAD);
+                               MSG_SET_COLORLABEL_VALUE(msginfo->flags, mff->account->crosspost_col);
+                       }
+                       g_hash_table_remove(mff->newsart, key);
+                       g_free(key);
+               }
+               g_string_free(line, TRUE);
+               debug_print(_("\n"));
+       }
+}
+
+static void news_process_crossposted(MsgInfo *msginfo)
+{
+       gchar **crossref;
+       gchar **crp;
+       gchar *cp;
+       gint cnt;
+       static char *read = "read";
+       Folder *mff = msginfo->folder->folder;
+
+       /* Get the Xref: line */
+       if (msginfo->xref) {
+               /* Retrieve the cross-posted groups and message ids */
+               /* Format of Xref is Xref: server message:id message:id ... */
+               crossref = g_strsplit(msginfo->xref, " ", 1024);
+               for (crp = crossref+2, cnt = 0; *crp; crp++, cnt++) {
+                       if ((cp = strchr(*crp, ':'))) {
+                               *cp = '\0';
+                               if (!strcmp(*crp, msginfo->folder->path)) continue;
+                               *cp = ':';
+
+                               /* On first pass, create a GHashTable to hold the list of
+                                * article numbers per newsgroup that have been read. */
+                               if (!mff->newsart) {
+                                       mff->newsart = g_hash_table_new(g_str_hash, g_str_equal);
+                               }
+                               /* When a summary is selected, the articles for that
+                                * newsgroup are marked based on this entry */
+                               g_hash_table_insert(mff->newsart, g_strdup(*crp), read);
+                               debug_print(_("Cross-reference %d: Hash <%s>\n"), cnt, *crp);
+                       }
+               }
+               g_strfreev(crossref);
+       }
+}
+
 static gint summary_cmp_by_score(GtkCList *clist,
                                 gconstpointer ptr1, gconstpointer ptr2)
 {
@@ -5133,6 +5328,23 @@ void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
        folderview_select(summaryview->folderview, summaryview->folder_item);
 }
 
+/*
+ * Harvest addresses for selected messages in summary view.
+ */
+void summary_harvest_address( SummaryView *summaryview ) {
+       GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
+       GList *cur;
+       GList *msgList;
+       MsgInfo *msginfo;
+
+       msgList = NULL;
+       for( cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next ) {
+               msginfo = gtk_ctree_node_get_row_data( ctree, GTK_CTREE_NODE(cur->data) );
+               msgList = g_list_append( msgList, GUINT_TO_POINTER( msginfo->msgnum ) );
+       }
+       addressbook_harvest( summaryview->folder_item, TRUE, msgList );
+       g_list_free( msgList );
+}
 
 /*
  * End of Source.