src/news_gtk.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2004 Hiroyuki Yamamoto & the Sylpheed-Claws Team
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #  include "config.h"
  22 #endif
  23
  24 #include "defs.h"
  25
  26 #include <glib.h>
  27 #include <glib/gi18n.h>
  28
  29 #include <gtk/gtk.h>
  30
  31 #include "utils.h"
  32 #include "folder.h"
  33 #include "folderview.h"
  34 #include "menu.h"
  35 #include "account.h"
  36 #include "alertpanel.h"
  37 #include "grouplistdialog.h"
  38 #include "prefs_common.h"
  39 #include "news_gtk.h"
  40 #include "common/hooks.h"
  41 #include "inc.h"
  42
  43 static void subscribe_newsgroup_cb(FolderView *folderview, guint action, GtkWidget *widget);
  44 static void unsubscribe_newsgroup_cb(FolderView *folderview, guint action, GtkWidget *widget);
  45 static void news_settings_cb(FolderView *folderview, guint action, GtkWidget *widget);
  46 static void remove_news_server_cb(FolderView *folderview, guint action, GtkWidget *widget);
  47 static void update_tree_cb(FolderView *folderview, guint action, GtkWidget *widget);
  48 static void download_cb(FolderView *folderview, guint action, GtkWidget *widget);
  49 static void sync_cb(FolderView *folderview, guint action, GtkWidget *widget);
  50
  51 static GtkItemFactoryEntry news_popup_entries[] =
  52 {
  53         {N_("/_Subscribe to newsgroup..."),     NULL, subscribe_newsgroup_cb,    0, NULL},
  54         {N_("/_Unsubscribe newsgroup"),         NULL, unsubscribe_newsgroup_cb,  0, NULL},
  55         {N_("/---"),                            NULL, NULL,                      0, "<Separator>"},
  56         {N_("/Synchronise"),                    NULL, sync_cb,          0, NULL},
  57         {N_("/Down_load messages"),             NULL, download_cb,               0, NULL},
  58         {N_("/---"),                            NULL, NULL,                      0, "<Separator>"},
  59         {N_("/_Check for new messages"),        NULL, update_tree_cb,            0, NULL},
  60         {N_("/---"),                            NULL, NULL,                      0, "<Separator>"},
  61         {N_("/News _account settings"),         NULL, news_settings_cb,          0, NULL},
  62         {N_("/Remove _news account"),           NULL, remove_news_server_cb,     0, NULL},
  63         {N_("/---"),                            NULL, NULL,                      0, "<Separator>"},
  64 };
  65
  66 static void set_sensitivity(GtkItemFactory *factory, FolderItem *item);
  67
  68 static FolderViewPopup news_popup =
  69 {
  70         "news",
  71         "<NewsFolder>",
  72         NULL,
  73         set_sensitivity
  74 };
  75
  76 void news_gtk_init(void)
  77 {
  78         guint i, n_entries;
  79
  80         n_entries = sizeof(news_popup_entries) /
  81                 sizeof(news_popup_entries[0]);
  82         for (i = 0; i < n_entries; i++)
  83                 news_popup.entries = g_slist_append(news_popup.entries, &news_popup_entries[i]);
  84
  85         folderview_register_popup(&news_popup);
  86 }
  87
  88 static void set_sensitivity(GtkItemFactory *factory, FolderItem *item)
  89 {
  90 #define SET_SENS(name, sens) \
  91         menu_set_sensitive(factory, name, sens)
  92
  93         SET_SENS("/Subscribe to newsgroup...", folder_item_parent(item) == NULL);
  94         SET_SENS("/Unsubscribe newsgroup",     folder_item_parent(item) != NULL);
  95         SET_SENS("/Remove news account",       folder_item_parent(item) == NULL);
  96
  97         SET_SENS("/Check for new messages",    folder_item_parent(item) == NULL);
  98
  99 #undef SET_SENS
 100 }
 101
 102 static void subscribe_newsgroup_cb(FolderView *folderview, guint action, GtkWidget *widget)
 103 {
 104         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
 105         GtkCTreeNode *servernode, *node;
 106         Folder *folder;
 107         FolderItem *item;
 108         FolderItem *rootitem;
 109         FolderItem *newitem;
 110         GSList *new_subscr;
 111         GSList *cur;
 112         GNode *gnode;
 113
 114         if (!folderview->selected) return;
 115
 116         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
 117         g_return_if_fail(item != NULL);
 118         folder = item->folder;
 119         g_return_if_fail(folder != NULL);
 120         g_return_if_fail(FOLDER_TYPE(folder) == F_NEWS);
 121         g_return_if_fail(folder->account != NULL);
 122
 123         if (GTK_CTREE_ROW(folderview->selected)->parent != NULL)
 124                 servernode = GTK_CTREE_ROW(folderview->selected)->parent;
 125         else
 126                 servernode = folderview->selected;
 127
 128         rootitem = gtk_ctree_node_get_row_data(ctree, servernode);
 129
 130         new_subscr = grouplist_dialog(folder);
 131
 132         /* remove unsubscribed newsgroups */
 133         for (gnode = folder->node->children; gnode != NULL; ) {
 134                 GNode *next = gnode->next;
 135
 136                 item = FOLDER_ITEM(gnode->data);
 137                 if (g_slist_find_custom(new_subscr, item->path,
 138                                         (GCompareFunc)g_ascii_strcasecmp) != NULL) {
 139                         gnode = next;
 140                         continue;
 141                 }
 142
 143                 node = gtk_ctree_find_by_row_data(ctree, servernode, item);
 144                 if (!node) {
 145                         gnode = next;
 146                         continue;
 147                 }
 148
 149                 if (folderview->opened == node) {
 150                         summary_clear_all(folderview->summaryview);
 151                         folderview->opened = NULL;
 152                 }
 153
 154                 gtk_ctree_remove_node(ctree, node);
 155                 folder_item_remove(item);
 156
 157                 gnode = next;
 158         }
 159
 160         gtk_clist_freeze(GTK_CLIST(ctree));
 161
 162         /* add subscribed newsgroups */
 163         for (cur = new_subscr; cur != NULL; cur = cur->next) {
 164                 gchar *name = (gchar *)cur->data;
 165                 FolderUpdateData hookdata;
 166
 167                 if (folder_find_child_item_by_name(rootitem, name) != NULL)
 168                         continue;
 169
 170                 newitem = folder_item_new(folder, name, name);
 171                 folder_item_append(rootitem, newitem);
 172
 173                 hookdata.folder = newitem->folder;
 174                 hookdata.update_flags = FOLDER_TREE_CHANGED | FOLDER_ADD_FOLDERITEM;
 175                 hookdata.item = newitem;
 176                 hooks_invoke(FOLDER_UPDATE_HOOKLIST, &hookdata);
 177         }
 178
 179         gtk_clist_thaw(GTK_CLIST(ctree));
 180
 181         slist_free_strings(new_subscr);
 182         g_slist_free(new_subscr);
 183
 184         folder_write_list();
 185 }
 186
 187 static void unsubscribe_newsgroup_cb(FolderView *folderview, guint action,
 188                                      GtkWidget *widget)
 189 {
 190         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
 191         FolderItem *item;
 192         gchar *name;
 193         gchar *message;
 194         gchar *old_id;
 195         AlertValue avalue;
 196
 197         if (!folderview->selected) return;
 198
 199         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
 200         g_return_if_fail(item != NULL);
 201         g_return_if_fail(item->folder != NULL);
 202         g_return_if_fail(FOLDER_TYPE(item->folder) == F_NEWS);
 203         g_return_if_fail(item->folder->account != NULL);
 204
 205         old_id = folder_item_get_identifier(item);
 206
 207         name = trim_string(item->path, 32);
 208         message = g_strdup_printf(_("Really unsubscribe newsgroup '%s'?"), name);
 209         avalue = alertpanel_full(_("Unsubscribe newsgroup"), message,
 210                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL, FALSE,
 211                                  NULL, ALERT_WARNING, G_ALERTALTERNATE);
 212         g_free(message);
 213         g_free(name);
 214         if (avalue != G_ALERTDEFAULT) return;
 215
 216         if (folderview->opened == folderview->selected) {
 217                 summary_clear_all(folderview->summaryview);
 218                 folderview->opened = NULL;
 219         }
 220
 221         folder_item_remove(item);
 222         folder_write_list();
 223
 224         prefs_filtering_delete_path(old_id);
 225         g_free(old_id);
 226 }
 227
 228 static void news_settings_cb(FolderView *folderview, guint action, GtkWidget *widget)
 229 {
 230         FolderItem *item;
 231
 232         item = folderview_get_selected_item(folderview);
 233         if (item == NULL)
 234                 return;
 235
 236         account_open(item->folder->account);
 237 }
 238
 239 static void remove_news_server_cb(FolderView *folderview, guint action,
 240                                   GtkWidget *widget)
 241 {
 242         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
 243         FolderItem *item;
 244         PrefsAccount *account;
 245         gchar *name;
 246         gchar *message;
 247         AlertValue avalue;
 248
 249         if (!folderview->selected) return;
 250
 251         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
 252         g_return_if_fail(item != NULL);
 253         g_return_if_fail(item->folder != NULL);
 254         g_return_if_fail(FOLDER_TYPE(item->folder) == F_NEWS);
 255         g_return_if_fail(item->folder->account != NULL);
 256
 257         name = trim_string(item->folder->name, 32);
 258         message = g_strdup_printf(_("Really delete news account '%s'?"), name);
 259         avalue = alertpanel_full(_("Delete news account"), message,
 260                                  GTK_STOCK_YES, GTK_STOCK_NO, NULL, FALSE,
 261                                  NULL, ALERT_WARNING, G_ALERTALTERNATE);
 262         g_free(message);
 263         g_free(name);
 264
 265         if (avalue != G_ALERTDEFAULT) return;
 266
 267         if (folderview->opened == folderview->selected ||
 268             gtk_ctree_is_ancestor(ctree,
 269                                   folderview->selected,
 270                                   folderview->opened)) {
 271                 summary_clear_all(folderview->summaryview);
 272                 folderview->opened = NULL;
 273         }
 274
 275         account = item->folder->account;
 276         folderview_unselect(folderview);
 277         summary_clear_all(folderview->summaryview);
 278         folder_destroy(item->folder);
 279         account_destroy(account);
 280         account_set_menu();
 281         main_window_reflect_prefs_all();
 282         folder_write_list();
 283 }
 284
 285 static void update_tree_cb(FolderView *folderview, guint action,
 286                            GtkWidget *widget)
 287 {
 288         FolderItem *item;
 289
 290         item = folderview_get_selected_item(folderview);
 291         g_return_if_fail(item != NULL);
 292
 293         summary_show(folderview->summaryview, NULL);
 294
 295         g_return_if_fail(item->folder != NULL);
 296
 297         folderview_check_new(item->folder);
 298 }
 299
 300 static void sync_cb(FolderView *folderview, guint action,
 301                            GtkWidget *widget)
 302 {
 303         FolderItem *item;
 304
 305         item = folderview_get_selected_item(folderview);
 306         g_return_if_fail(item != NULL);
 307         folder_synchronise(item->folder);
 308 }
 309
 310 void news_gtk_synchronise(FolderItem *item)
 311 {
 312         MainWindow *mainwin = mainwindow_get_mainwindow();
 313         FolderView *folderview = mainwin->folderview;
 314
 315         g_return_if_fail(item != NULL);
 316         g_return_if_fail(item->folder != NULL);
 317
 318         main_window_cursor_wait(mainwin);
 319         inc_lock();
 320         main_window_lock(mainwin);
 321         gtk_widget_set_sensitive(folderview->ctree, FALSE);
 322         main_window_progress_on(mainwin);
 323         GTK_EVENTS_FLUSH();
 324         if (folder_item_fetch_all_msg(item) < 0) {
 325                 gchar *name;
 326
 327                 name = trim_string(item->name, 32);
 328                 alertpanel_error(_("Error occurred while downloading messages in '%s'."), name);
 329                 g_free(name);
 330         }
 331         folder_set_ui_func(item->folder, NULL, NULL);
 332         main_window_progress_off(mainwin);
 333         gtk_widget_set_sensitive(folderview->ctree, TRUE);
 334         main_window_unlock(mainwin);
 335         inc_unlock();
 336         main_window_cursor_normal(mainwin);
 337 }
 338
 339 static void download_cb(FolderView *folderview, guint action,
 340                         GtkWidget *widget)
 341 {
 342         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
 343         FolderItem *item;
 344
 345         if (!folderview->selected) return;
 346
 347         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
 348         news_gtk_synchronise(item);
 349 }