src/news_gtk.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2012 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 #include "claws-features.h"
  23 #endif
  24
  25 #include "defs.h"
  26
  27 #include <glib.h>
  28 #include <glib/gi18n.h>
  29
  30 #include <gtk/gtk.h>
  31
  32 #include "utils.h"
  33 #include "folder.h"
  34 #include "folderview.h"
  35 #include "menu.h"
  36 #include "account.h"
  37 #include "alertpanel.h"
  38 #include "grouplistdialog.h"
  39 #include "prefs_common.h"
  40 #include "news_gtk.h"
  41 #include "common/hooks.h"
  42 #include "inc.h"
  43 #include "news.h"
  44 #include "statusbar.h"
  45 #include "inputdialog.h"
  46
  47 static void subscribe_newsgroup_cb(GtkAction *action, gpointer data);
  48 static void unsubscribe_newsgroup_cb(GtkAction *action, gpointer data);
  49 static void rename_newsgroup_cb(GtkAction *action, gpointer data);
  50 static void update_tree_cb(GtkAction *action, gpointer data);
  51 static void download_cb(GtkAction *action, gpointer data);
  52 static void sync_cb(GtkAction *action, gpointer data);
  53
  54 static GtkActionEntry news_popup_entries[] =
  55 {
  56         {"FolderViewPopup/Subscribe",           NULL, N_("_Subscribe to newsgroup..."), NULL, NULL, G_CALLBACK(subscribe_newsgroup_cb) },
  57         {"FolderViewPopup/Unsubscribe",         NULL, N_("_Unsubscribe newsgroup"), NULL, NULL, G_CALLBACK(unsubscribe_newsgroup_cb) },
  58
  59         {"FolderViewPopup/Synchronise",         NULL, N_("Synchronise"), NULL, NULL, G_CALLBACK(sync_cb) },
  60         {"FolderViewPopup/DownloadMessages",    NULL, N_("Down_load messages"), NULL, NULL, G_CALLBACK(download_cb) },
  61         {"FolderViewPopup/RenameFolder",        NULL, N_("_Rename folder..."), NULL, NULL, G_CALLBACK(rename_newsgroup_cb) },
  62
  63         {"FolderViewPopup/CheckNewMessages",    NULL, N_("_Check for new messages"), NULL, NULL, G_CALLBACK(update_tree_cb) },
  64
  65 };
  66
  67 static void set_sensitivity(GtkUIManager *ui_manager, FolderItem *item);
  68 static void add_menuitems(GtkUIManager *ui_manager, FolderItem *item);
  69
  70 static FolderViewPopup news_popup =
  71 {
  72         "news",
  73         "<NewsFolder>",
  74         news_popup_entries,
  75         G_N_ELEMENTS(news_popup_entries),
  76         NULL, 0,
  77         NULL, 0, 0, NULL,
  78         add_menuitems,
  79         set_sensitivity
  80 };
  81
  82 void news_gtk_init(void)
  83 {
  84         folderview_register_popup(&news_popup);
  85 }
  86
  87 static void add_menuitems(GtkUIManager *ui_manager, FolderItem *item)
  88 {
  89         MENUITEM_ADDUI_MANAGER(ui_manager, "/Popup/FolderViewPopup", "Subscribe", "FolderViewPopup/Subscribe", GTK_UI_MANAGER_MENUITEM)
  90         MENUITEM_ADDUI_MANAGER(ui_manager, "/Popup/FolderViewPopup", "Unsubscribe", "FolderViewPopup/Unsubscribe", GTK_UI_MANAGER_MENUITEM)
  91         MENUITEM_ADDUI_MANAGER(ui_manager, "/Popup/FolderViewPopup", "SeparatorNews1", "FolderViewPopup/---", GTK_UI_MANAGER_SEPARATOR)
  92         MENUITEM_ADDUI_MANAGER(ui_manager, "/Popup/FolderViewPopup", "Synchronise", "FolderViewPopup/Synchronise", GTK_UI_MANAGER_MENUITEM)
  93         MENUITEM_ADDUI_MANAGER(ui_manager, "/Popup/FolderViewPopup", "DownloadMessages", "FolderViewPopup/DownloadMessages", GTK_UI_MANAGER_MENUITEM)
  94         MENUITEM_ADDUI_MANAGER(ui_manager, "/Popup/FolderViewPopup", "RenameFolder", "FolderViewPopup/RenameFolder", GTK_UI_MANAGER_MENUITEM)
  95         MENUITEM_ADDUI_MANAGER(ui_manager, "/Popup/FolderViewPopup", "SeparatorNews2", "FolderViewPopup/---", GTK_UI_MANAGER_SEPARATOR)
  96         MENUITEM_ADDUI_MANAGER(ui_manager, "/Popup/FolderViewPopup", "CheckNewMessages", "FolderViewPopup/CheckNewMessages", GTK_UI_MANAGER_MENUITEM)
  97         MENUITEM_ADDUI_MANAGER(ui_manager, "/Popup/FolderViewPopup", "SeparatorNews3", "FolderViewPopup/---", GTK_UI_MANAGER_SEPARATOR)
  98 }
  99
 100 static void set_sensitivity(GtkUIManager *ui_manager, FolderItem *item)
 101 {
 102         MainWindow *mainwin = mainwindow_get_mainwindow();
 103
 104 #define SET_SENS(name, sens) \
 105         cm_menu_set_sensitive_full(ui_manager, "Popup/"name, sens)
 106
 107         SET_SENS("FolderViewPopup/Subscribe",
 108                         folder_item_parent(item) == NULL
 109                         && mainwin->lock_count == 0
 110                         && news_folder_locked(item->folder) == 0);
 111         SET_SENS("FolderViewPopup/Unsubscribe",
 112                         folder_item_parent(item) != NULL
 113                         && mainwin->lock_count == 0
 114                         && news_folder_locked(item->folder) == 0);
 115         SET_SENS("FolderViewPopup/CheckNewMessages",
 116                         folder_item_parent(item) == NULL
 117                         && mainwin->lock_count == 0
 118                         && news_folder_locked(item->folder) == 0);
 119         SET_SENS("FolderViewPopup/Synchronise",
 120                         item ? (folder_item_parent(item) != NULL
 121                         && folder_want_synchronise(item->folder))
 122                         : FALSE);
 123         SET_SENS("FolderViewPopup/DownloadMessages",
 124                         item ? (folder_item_parent(item) != NULL
 125                         && !item->no_select)
 126                         : FALSE);
 127         SET_SENS("FolderViewPopup/RenameFolder",
 128                         folder_item_parent(item) != NULL
 129                         && mainwin->lock_count == 0
 130                         && news_folder_locked(item->folder) == 0);
 131 #undef SET_SENS
 132 }
 133
 134 static FolderItem *news_find_child_item(FolderItem *item, const gchar *path)
 135 {
 136         GNode *node;
 137         FolderItem *child;
 138
 139         for (node = item->node->children; node != NULL; node = node->next) {
 140                 child = FOLDER_ITEM(node->data);
 141                 if (strcmp2(child->path, path) == 0) {
 142                         return child;
 143                 }
 144         }
 145
 146         return NULL;
 147 }
 148
 149 static void subscribe_newsgroup_cb(GtkAction *action, gpointer data)
 150 {
 151         FolderView *folderview = (FolderView *)data;
 152         GtkCMCTree *ctree = GTK_CMCTREE(folderview->ctree);
 153         GtkCMCTreeNode *servernode, *node;
 154         Folder *folder;
 155         FolderItem *item;
 156         FolderItem *rootitem;
 157         FolderItem *newitem;
 158         GSList *new_subscr;
 159         GSList *cur;
 160         GNode *gnode;
 161         MainWindow *mainwin = mainwindow_get_mainwindow();
 162
 163         if (!folderview->selected) return;
 164
 165         item = gtk_cmctree_node_get_row_data(ctree, folderview->selected);
 166         cm_return_if_fail(item != NULL);
 167
 168         if (mainwin->lock_count || news_folder_locked(item->folder))
 169                 return;
 170
 171         folder = item->folder;
 172         cm_return_if_fail(folder != NULL);
 173         cm_return_if_fail(FOLDER_TYPE(folder) == F_NEWS);
 174         cm_return_if_fail(folder->account != NULL);
 175
 176         if (GTK_CMCTREE_ROW(folderview->selected)->parent != NULL)
 177                 servernode = GTK_CMCTREE_ROW(folderview->selected)->parent;
 178         else
 179                 servernode = folderview->selected;
 180
 181         rootitem = gtk_cmctree_node_get_row_data(ctree, servernode);
 182
 183         new_subscr = grouplist_dialog(folder);
 184
 185         /* remove unsubscribed newsgroups */
 186         for (gnode = folder->node->children; gnode != NULL; ) {
 187                 GNode *next = gnode->next;
 188
 189                 item = FOLDER_ITEM(gnode->data);
 190                 if (g_slist_find_custom(new_subscr, item->path,
 191                                         (GCompareFunc)g_ascii_strcasecmp) != NULL) {
 192                         gnode = next;
 193                         continue;
 194                 }
 195
 196                 node = gtk_cmctree_find_by_row_data(ctree, servernode, item);
 197                 if (!node) {
 198                         gnode = next;
 199                         continue;
 200                 }
 201
 202                 if (folderview->opened == node) {
 203                         summary_clear_all(folderview->summaryview);
 204                         folderview->opened = NULL;
 205                 }
 206
 207                 gtk_cmctree_remove_node(ctree, node);
 208                 folder_item_remove(item);
 209
 210                 gnode = next;
 211         }
 212
 213         gtk_cmclist_freeze(GTK_CMCLIST(ctree));
 214
 215         /* add subscribed newsgroups */
 216         for (cur = new_subscr; cur != NULL; cur = cur->next) {
 217                 gchar *name = (gchar *)cur->data;
 218                 FolderUpdateData hookdata;
 219
 220                 if (news_find_child_item(rootitem, name) != NULL)
 221                         continue;
 222
 223                 newitem = folder_item_new(folder, name, name);
 224                 folder_item_append(rootitem, newitem);
 225
 226                 hookdata.folder = newitem->folder;
 227                 hookdata.update_flags = FOLDER_TREE_CHANGED | FOLDER_ADD_FOLDERITEM;
 228                 hookdata.item = newitem;
 229                 hooks_invoke(FOLDER_UPDATE_HOOKLIST, &hookdata);
 230         }
 231
 232         gtk_cmclist_thaw(GTK_CMCLIST(ctree));
 233
 234         slist_free_strings(new_subscr);
 235         g_slist_free(new_subscr);
 236
 237         folder_write_list();
 238 }
 239
 240 static void unsubscribe_newsgroup_cb(GtkAction *action, gpointer data)
 241 {
 242         FolderView *folderview = (FolderView *)data;
 243         GtkCMCTree *ctree = GTK_CMCTREE(folderview->ctree);
 244         FolderItem *item;
 245         gchar *name;
 246         gchar *message;
 247         gchar *old_id;
 248         AlertValue avalue;
 249         MainWindow *mainwin = mainwindow_get_mainwindow();
 250
 251         if (!folderview->selected) return;
 252
 253         item = gtk_cmctree_node_get_row_data(ctree, folderview->selected);
 254         cm_return_if_fail(item != NULL);
 255
 256         if (mainwin->lock_count || news_folder_locked(item->folder))
 257                 return;
 258
 259         cm_return_if_fail(item->folder != NULL);
 260         cm_return_if_fail(FOLDER_TYPE(item->folder) == F_NEWS);
 261         cm_return_if_fail(item->folder->account != NULL);
 262
 263         old_id = folder_item_get_identifier(item);
 264
 265         name = trim_string(item->path, 32);
 266         message = g_strdup_printf(_("Really unsubscribe newsgroup '%s'?"), name);
 267         avalue = alertpanel_full(_("Unsubscribe newsgroup"), message,
 268                                  GTK_STOCK_CANCEL, _("_Unsubscribe"), NULL, FALSE,
 269                                  NULL, ALERT_WARNING, G_ALERTDEFAULT);
 270         g_free(message);
 271         g_free(name);
 272         if (avalue != G_ALERTALTERNATE) return;
 273
 274         if (folderview->opened == folderview->selected) {
 275                 summary_clear_all(folderview->summaryview);
 276                 folderview->opened = NULL;
 277         }
 278
 279         if(item->folder->klass->remove_folder(item->folder, item) < 0) {
 280                 folder_item_scan(item);
 281                 alertpanel_error(_("Can't remove the folder '%s'."), name);
 282                 g_free(old_id);
 283                 return;
 284         }
 285
 286         folder_write_list();
 287
 288         prefs_filtering_delete_path(old_id);
 289         g_free(old_id);
 290 }
 291
 292 static void rename_newsgroup_cb(GtkAction *action, gpointer data)
 293 {
 294         FolderView *folderview = (FolderView *)data;
 295         FolderItem *item;
 296         gchar *new_folder;
 297         gchar *name;
 298         gchar *message;
 299
 300         item = folderview_get_selected_item(folderview);
 301         cm_return_if_fail(item != NULL);
 302         cm_return_if_fail(item->path != NULL);
 303         cm_return_if_fail(item->folder != NULL);
 304
 305         name = trim_string(item->name, 32);
 306         message = g_strdup_printf(_("Input new name for '%s':"), name);
 307         new_folder = input_dialog(_("Rename newsgroup folder"), message, item->name);
 308         g_free(message);
 309         g_free(name);
 310
 311         if (!new_folder) return;
 312         AUTORELEASE_STR(new_folder, {g_free(new_folder); return;});
 313
 314         if (strchr(new_folder, G_DIR_SEPARATOR) != NULL) {
 315                 alertpanel_error(_("'%c' can't be included in folder name."),
 316                                  G_DIR_SEPARATOR);
 317                 return;
 318         }
 319
 320         if (folder_find_child_item_by_name(folder_item_parent(item), new_folder)) {
 321                 name = trim_string(new_folder, 32);
 322                 alertpanel_error(_("The folder '%s' already exists."), name);
 323                 g_free(name);
 324                 return;
 325         }
 326
 327         if (folder_item_rename(item, new_folder) < 0) {
 328                 alertpanel_error(_("The folder could not be renamed.\n"
 329                                    "The new folder name is not allowed."));
 330                 return;
 331         }
 332
 333         folder_write_list();
 334 }
 335
 336 static void update_tree_cb(GtkAction *action, gpointer data)
 337 {
 338         FolderView *folderview = (FolderView *)data;
 339         FolderItem *item;
 340         MainWindow *mainwin = mainwindow_get_mainwindow();
 341
 342         item = folderview_get_selected_item(folderview);
 343         cm_return_if_fail(item != NULL);
 344
 345         if (mainwin->lock_count || news_folder_locked(item->folder))
 346                 return;
 347
 348         summary_show(folderview->summaryview, NULL);
 349
 350         cm_return_if_fail(item->folder != NULL);
 351
 352         folderview_check_new(item->folder);
 353 }
 354
 355 static void sync_cb(GtkAction *action, gpointer data)
 356 {
 357         FolderView *folderview = (FolderView *)data;
 358         FolderItem *item;
 359
 360         item = folderview_get_selected_item(folderview);
 361         cm_return_if_fail(item != NULL);
 362         folder_synchronise(item->folder);
 363 }
 364
 365 void news_gtk_synchronise(FolderItem *item, gint days)
 366 {
 367         MainWindow *mainwin = mainwindow_get_mainwindow();
 368         FolderView *folderview = mainwin->folderview;
 369         GSList *mlist;
 370         GSList *cur;
 371         gint num = 0;
 372         gint total = 0;
 373         time_t t = time(NULL);
 374
 375         cm_return_if_fail(item != NULL);
 376         cm_return_if_fail(item->folder != NULL);
 377
 378         if (mainwin->lock_count || news_folder_locked(item->folder))
 379                 return;
 380
 381         total = item->total_msgs;
 382
 383         main_window_cursor_wait(mainwin);
 384         inc_lock();
 385         main_window_lock(mainwin);
 386         gtk_widget_set_sensitive(folderview->ctree, FALSE);
 387         main_window_progress_on(mainwin);
 388         GTK_EVENTS_FLUSH();
 389
 390         mlist = folder_item_get_msg_list(item);
 391         for (cur = mlist; cur != NULL; cur = cur->next) {
 392                 MsgInfo *msginfo = (MsgInfo *)cur->data;
 393                 gint age = (t - msginfo->date_t) / (60*60*24);
 394                 if (days == 0 || age <= days)
 395                         folder_item_fetch_msg_full(msginfo->folder, msginfo->msgnum, TRUE, TRUE);
 396                 statusbar_progress_all(num++,total, 100);
 397                 if (num % 100 == 0)
 398                         GTK_EVENTS_FLUSH();
 399         }
 400
 401         statusbar_progress_all(0,0,0);
 402         procmsg_msg_list_free(mlist);
 403         folder_set_ui_func(item->folder, NULL, NULL);
 404         main_window_progress_off(mainwin);
 405         gtk_widget_set_sensitive(folderview->ctree, TRUE);
 406         main_window_unlock(mainwin);
 407         inc_unlock();
 408         main_window_cursor_normal(mainwin);
 409 }
 410
 411 static void download_cb(GtkAction *action, gpointer data)
 412 {
 413         FolderView *folderview = (FolderView *)data;
 414         GtkCMCTree *ctree = GTK_CMCTREE(folderview->ctree);
 415         FolderItem *item;
 416
 417         if (!folderview->selected) return;
 418
 419         item = gtk_cmctree_node_get_row_data(ctree, folderview->selected);
 420         news_gtk_synchronise(item, 0);
 421 }