src/news_gtk.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2011 Hiroyuki Yamamoto & the Claws Mail 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 3 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, see <http://www.gnu.org/licenses/>.
  17  *
  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 #include "news.h"
  43 #include "statusbar.h"
  44 #include "inputdialog.h"
  45
  46 static void subscribe_newsgroup_cb(GtkAction *action, gpointer data);
  47 static void unsubscribe_newsgroup_cb(GtkAction *action, gpointer data);
  48 static void rename_newsgroup_cb(GtkAction *action, gpointer data);
  49 static void update_tree_cb(GtkAction *action, gpointer data);
  50 static void download_cb(GtkAction *action, gpointer data);
  51 static void sync_cb(GtkAction *action, gpointer data);
  52
  53 static GtkActionEntry news_popup_entries[] =
  54 {
  55         {"FolderViewPopup/Subscribe",           NULL, N_("_Subscribe to newsgroup..."), NULL, NULL, G_CALLBACK(subscribe_newsgroup_cb) },
  56         {"FolderViewPopup/Unsubscribe",         NULL, N_("_Unsubscribe newsgroup"), NULL, NULL, G_CALLBACK(unsubscribe_newsgroup_cb) },
  57
  58         {"FolderViewPopup/Synchronise",         NULL, N_("Synchronise"), NULL, NULL, G_CALLBACK(sync_cb) },
  59         {"FolderViewPopup/DownloadMessages",    NULL, N_("Down_load messages"), NULL, NULL, G_CALLBACK(download_cb) },
  60         {"FolderViewPopup/RenameFolder",        NULL, N_("_Rename folder..."), NULL, NULL, G_CALLBACK(rename_newsgroup_cb) },
  61
  62         {"FolderViewPopup/CheckNewMessages",    NULL, N_("_Check for new messages"), NULL, NULL, G_CALLBACK(update_tree_cb) },
  63
  64 };
  65
  66 static void set_sensitivity(GtkUIManager *ui_manager, FolderItem *item);
  67 static void add_menuitems(GtkUIManager *ui_manager, FolderItem *item);
  68
  69 static FolderViewPopup news_popup =
  70 {
  71         "news",
  72         "<NewsFolder>",
  73         news_popup_entries,
  74         G_N_ELEMENTS(news_popup_entries),
  75         NULL, 0,
  76         NULL, 0, 0, NULL,
  77         add_menuitems,
  78         set_sensitivity
  79 };
  80
  81 void news_gtk_init(void)
  82 {
  83         folderview_register_popup(&news_popup);
  84 }
  85
  86 static void add_menuitems(GtkUIManager *ui_manager, FolderItem *item)
  87 {
  88         MENUITEM_ADDUI_MANAGER(ui_manager, "/Popup/FolderViewPopup", "Subscribe", "FolderViewPopup/Subscribe", GTK_UI_MANAGER_MENUITEM)
  89         MENUITEM_ADDUI_MANAGER(ui_manager, "/Popup/FolderViewPopup", "Unsubscribe", "FolderViewPopup/Unsubscribe", GTK_UI_MANAGER_MENUITEM)
  90         MENUITEM_ADDUI_MANAGER(ui_manager, "/Popup/FolderViewPopup", "SeparatorNews1", "FolderViewPopup/---", GTK_UI_MANAGER_SEPARATOR)
  91         MENUITEM_ADDUI_MANAGER(ui_manager, "/Popup/FolderViewPopup", "Synchronise", "FolderViewPopup/Synchronise", GTK_UI_MANAGER_MENUITEM)
  92         MENUITEM_ADDUI_MANAGER(ui_manager, "/Popup/FolderViewPopup", "DownloadMessages", "FolderViewPopup/DownloadMessages", GTK_UI_MANAGER_MENUITEM)
  93         MENUITEM_ADDUI_MANAGER(ui_manager, "/Popup/FolderViewPopup", "RenameFolder", "FolderViewPopup/RenameFolder", GTK_UI_MANAGER_MENUITEM)
  94         MENUITEM_ADDUI_MANAGER(ui_manager, "/Popup/FolderViewPopup", "SeparatorNews2", "FolderViewPopup/---", GTK_UI_MANAGER_SEPARATOR)
  95         MENUITEM_ADDUI_MANAGER(ui_manager, "/Popup/FolderViewPopup", "CheckNewMessages", "FolderViewPopup/CheckNewMessages", GTK_UI_MANAGER_MENUITEM)
  96         MENUITEM_ADDUI_MANAGER(ui_manager, "/Popup/FolderViewPopup", "SeparatorNews3", "FolderViewPopup/---", GTK_UI_MANAGER_SEPARATOR)
  97 }
  98
  99 static void set_sensitivity(GtkUIManager *ui_manager, FolderItem *item)
 100 {
 101         MainWindow *mainwin = mainwindow_get_mainwindow();
 102
 103 #define SET_SENS(name, sens) \
 104         cm_menu_set_sensitive_full(ui_manager, "Popup/"name, sens)
 105
 106         SET_SENS("FolderViewPopup/Subscribe",
 107                         folder_item_parent(item) == NULL
 108                         && mainwin->lock_count == 0
 109                         && news_folder_locked(item->folder) == 0);
 110         SET_SENS("FolderViewPopup/Unsubscribe",
 111                         folder_item_parent(item) != NULL
 112                         && mainwin->lock_count == 0
 113                         && news_folder_locked(item->folder) == 0);
 114         SET_SENS("FolderViewPopup/CheckNewMessages",
 115                         folder_item_parent(item) == NULL
 116                         && mainwin->lock_count == 0
 117                         && news_folder_locked(item->folder) == 0);
 118         SET_SENS("FolderViewPopup/Synchronise",
 119                         item ? (folder_item_parent(item) != NULL
 120                         && folder_want_synchronise(item->folder))
 121                         : FALSE);
 122         SET_SENS("FolderViewPopup/DownloadMessages",
 123                         item ? (folder_item_parent(item) != NULL
 124                         && !item->no_select)
 125                         : FALSE);
 126         SET_SENS("FolderViewPopup/RenameFolder",
 127                         folder_item_parent(item) != NULL
 128                         && mainwin->lock_count == 0
 129                         && news_folder_locked(item->folder) == 0);
 130 #undef SET_SENS
 131 }
 132
 133 static FolderItem *news_find_child_item(FolderItem *item, const gchar *path)
 134 {
 135         GNode *node;
 136         FolderItem *child;
 137
 138         for (node = item->node->children; node != NULL; node = node->next) {
 139                 child = FOLDER_ITEM(node->data);
 140                 if (strcmp2(child->path, path) == 0) {
 141                         return child;
 142                 }
 143         }
 144
 145         return NULL;
 146 }
 147
 148 static void subscribe_newsgroup_cb(GtkAction *action, gpointer data)
 149 {
 150         FolderView *folderview = (FolderView *)data;
 151         GtkCMCTree *ctree = GTK_CMCTREE(folderview->ctree);
 152         GtkCMCTreeNode *servernode, *node;
 153         Folder *folder;
 154         FolderItem *item;
 155         FolderItem *rootitem;
 156         FolderItem *newitem;
 157         GSList *new_subscr;
 158         GSList *cur;
 159         GNode *gnode;
 160         MainWindow *mainwin = mainwindow_get_mainwindow();
 161
 162         if (!folderview->selected) return;
 163
 164         item = gtk_cmctree_node_get_row_data(ctree, folderview->selected);
 165         cm_return_if_fail(item != NULL);
 166
 167         if (mainwin->lock_count || news_folder_locked(item->folder))
 168                 return;
 169
 170         folder = item->folder;
 171         cm_return_if_fail(folder != NULL);
 172         cm_return_if_fail(FOLDER_TYPE(folder) == F_NEWS);
 173         cm_return_if_fail(folder->account != NULL);
 174
 175         if (GTK_CMCTREE_ROW(folderview->selected)->parent != NULL)
 176                 servernode = GTK_CMCTREE_ROW(folderview->selected)->parent;
 177         else
 178                 servernode = folderview->selected;
 179
 180         rootitem = gtk_cmctree_node_get_row_data(ctree, servernode);
 181
 182         new_subscr = grouplist_dialog(folder);
 183
 184         /* remove unsubscribed newsgroups */
 185         for (gnode = folder->node->children; gnode != NULL; ) {
 186                 GNode *next = gnode->next;
 187
 188                 item = FOLDER_ITEM(gnode->data);
 189                 if (g_slist_find_custom(new_subscr, item->path,
 190                                         (GCompareFunc)g_ascii_strcasecmp) != NULL) {
 191                         gnode = next;
 192                         continue;
 193                 }
 194
 195                 node = gtk_cmctree_find_by_row_data(ctree, servernode, item);
 196                 if (!node) {
 197                         gnode = next;
 198                         continue;
 199                 }
 200
 201                 if (folderview->opened == node) {
 202                         summary_clear_all(folderview->summaryview);
 203                         folderview->opened = NULL;
 204                 }
 205
 206                 gtk_cmctree_remove_node(ctree, node);
 207                 folder_item_remove(item);
 208
 209                 gnode = next;
 210         }
 211
 212         gtk_cmclist_freeze(GTK_CMCLIST(ctree));
 213
 214         /* add subscribed newsgroups */
 215         for (cur = new_subscr; cur != NULL; cur = cur->next) {
 216                 gchar *name = (gchar *)cur->data;
 217                 FolderUpdateData hookdata;
 218
 219                 if (news_find_child_item(rootitem, name) != NULL)
 220                         continue;
 221
 222                 newitem = folder_item_new(folder, name, name);
 223                 folder_item_append(rootitem, newitem);
 224
 225                 hookdata.folder = newitem->folder;
 226                 hookdata.update_flags = FOLDER_TREE_CHANGED | FOLDER_ADD_FOLDERITEM;
 227                 hookdata.item = newitem;
 228                 hooks_invoke(FOLDER_UPDATE_HOOKLIST, &hookdata);
 229         }
 230
 231         gtk_cmclist_thaw(GTK_CMCLIST(ctree));
 232
 233         slist_free_strings(new_subscr);
 234         g_slist_free(new_subscr);
 235
 236         folder_write_list();
 237 }
 238
 239 static void unsubscribe_newsgroup_cb(GtkAction *action, gpointer data)
 240 {
 241         FolderView *folderview = (FolderView *)data;
 242         GtkCMCTree *ctree = GTK_CMCTREE(folderview->ctree);
 243         FolderItem *item;
 244         gchar *name;
 245         gchar *message;
 246         gchar *old_id;
 247         AlertValue avalue;
 248         MainWindow *mainwin = mainwindow_get_mainwindow();
 249
 250         if (!folderview->selected) return;
 251
 252         item = gtk_cmctree_node_get_row_data(ctree, folderview->selected);
 253         cm_return_if_fail(item != NULL);
 254
 255         if (mainwin->lock_count || news_folder_locked(item->folder))
 256                 return;
 257
 258         cm_return_if_fail(item->folder != NULL);
 259         cm_return_if_fail(FOLDER_TYPE(item->folder) == F_NEWS);
 260         cm_return_if_fail(item->folder->account != NULL);
 261
 262         old_id = folder_item_get_identifier(item);
 263
 264         name = trim_string(item->path, 32);
 265         message = g_strdup_printf(_("Really unsubscribe newsgroup '%s'?"), name);
 266         avalue = alertpanel_full(_("Unsubscribe newsgroup"), message,
 267                                  GTK_STOCK_CANCEL, _("_Unsubscribe"), NULL, FALSE,
 268                                  NULL, ALERT_WARNING, G_ALERTDEFAULT);
 269         g_free(message);
 270         g_free(name);
 271         if (avalue != G_ALERTALTERNATE) return;
 272
 273         if (folderview->opened == folderview->selected) {
 274                 summary_clear_all(folderview->summaryview);
 275                 folderview->opened = NULL;
 276         }
 277
 278         if(item->folder->klass->remove_folder(item->folder, item) < 0) {
 279                 folder_item_scan(item);
 280                 alertpanel_error(_("Can't remove the folder '%s'."), name);
 281                 g_free(old_id);
 282                 return;
 283         }
 284
 285         folder_write_list();
 286
 287         prefs_filtering_delete_path(old_id);
 288         g_free(old_id);
 289 }
 290
 291 static void rename_newsgroup_cb(GtkAction *action, gpointer data)
 292 {
 293         FolderView *folderview = (FolderView *)data;
 294         FolderItem *item;
 295         gchar *new_folder;
 296         gchar *name;
 297         gchar *message;
 298
 299         item = folderview_get_selected_item(folderview);
 300         cm_return_if_fail(item != NULL);
 301         cm_return_if_fail(item->path != NULL);
 302         cm_return_if_fail(item->folder != NULL);
 303
 304         name = trim_string(item->name, 32);
 305         message = g_strdup_printf(_("Input new name for '%s':"), name);
 306         new_folder = input_dialog(_("Rename newsgroup folder"), message, item->name);
 307         g_free(message);
 308         g_free(name);
 309
 310         if (!new_folder) return;
 311         AUTORELEASE_STR(new_folder, {g_free(new_folder); return;});
 312
 313         if (strchr(new_folder, G_DIR_SEPARATOR) != NULL) {
 314                 alertpanel_error(_("'%c' can't be included in folder name."),
 315                                  G_DIR_SEPARATOR);
 316                 return;
 317         }
 318
 319         if (folder_find_child_item_by_name(folder_item_parent(item), new_folder)) {
 320                 name = trim_string(new_folder, 32);
 321                 alertpanel_error(_("The folder '%s' already exists."), name);
 322                 g_free(name);
 323                 return;
 324         }
 325
 326         if (folder_item_rename(item, new_folder) < 0) {
 327                 alertpanel_error(_("The folder could not be renamed.\n"
 328                                    "The new folder name is not allowed."));
 329                 return;
 330         }
 331
 332         folder_write_list();
 333 }
 334
 335 static void update_tree_cb(GtkAction *action, gpointer data)
 336 {
 337         FolderView *folderview = (FolderView *)data;
 338         FolderItem *item;
 339         MainWindow *mainwin = mainwindow_get_mainwindow();
 340
 341         item = folderview_get_selected_item(folderview);
 342         cm_return_if_fail(item != NULL);
 343
 344         if (mainwin->lock_count || news_folder_locked(item->folder))
 345                 return;
 346
 347         summary_show(folderview->summaryview, NULL);
 348
 349         cm_return_if_fail(item->folder != NULL);
 350
 351         folderview_check_new(item->folder);
 352 }
 353
 354 static void sync_cb(GtkAction *action, gpointer data)
 355 {
 356         FolderView *folderview = (FolderView *)data;
 357         FolderItem *item;
 358
 359         item = folderview_get_selected_item(folderview);
 360         cm_return_if_fail(item != NULL);
 361         folder_synchronise(item->folder);
 362 }
 363
 364 void news_gtk_synchronise(FolderItem *item, gint days)
 365 {
 366         MainWindow *mainwin = mainwindow_get_mainwindow();
 367         FolderView *folderview = mainwin->folderview;
 368         GSList *mlist;
 369         GSList *cur;
 370         gint num = 0;
 371         gint total = 0;
 372         time_t t = time(NULL);
 373
 374         cm_return_if_fail(item != NULL);
 375         cm_return_if_fail(item->folder != NULL);
 376
 377         if (mainwin->lock_count || news_folder_locked(item->folder))
 378                 return;
 379
 380         total = item->total_msgs;
 381
 382         main_window_cursor_wait(mainwin);
 383         inc_lock();
 384         main_window_lock(mainwin);
 385         gtk_widget_set_sensitive(folderview->ctree, FALSE);
 386         main_window_progress_on(mainwin);
 387         GTK_EVENTS_FLUSH();
 388
 389         mlist = folder_item_get_msg_list(item);
 390         for (cur = mlist; cur != NULL; cur = cur->next) {
 391                 MsgInfo *msginfo = (MsgInfo *)cur->data;
 392                 gint age = (t - msginfo->date_t) / (60*60*24);
 393                 if (days == 0 || age <= days)
 394                         folder_item_fetch_msg_full(msginfo->folder, msginfo->msgnum, TRUE, TRUE);
 395                 statusbar_progress_all(num++,total, 100);
 396                 if (num % 100 == 0)
 397                         GTK_EVENTS_FLUSH();
 398         }
 399
 400         statusbar_progress_all(0,0,0);
 401         procmsg_msg_list_free(mlist);
 402         folder_set_ui_func(item->folder, NULL, NULL);
 403         main_window_progress_off(mainwin);
 404         gtk_widget_set_sensitive(folderview->ctree, TRUE);
 405         main_window_unlock(mainwin);
 406         inc_unlock();
 407         main_window_cursor_normal(mainwin);
 408 }
 409
 410 static void download_cb(GtkAction *action, gpointer data)
 411 {
 412         FolderView *folderview = (FolderView *)data;
 413         GtkCMCTree *ctree = GTK_CMCTREE(folderview->ctree);
 414         FolderItem *item;
 415
 416         if (!folderview->selected) return;
 417
 418         item = gtk_cmctree_node_get_row_data(ctree, folderview->selected);
 419         news_gtk_synchronise(item, 0);
 420 }