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 (g_strcmp0(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         Folder *folder;
 153         FolderItem *item;
 154         FolderItem *rootitem;
 155         FolderItem *newitem;
 156         GSList *new_subscr;
 157         GSList *cur;
 158         GNode *gnode;
 159         MainWindow *mainwin = mainwindow_get_mainwindow();
 160
 161         if ((item = folderview_get_selected_item(folderview)) == NULL) return;
 162
 163         if (mainwin->lock_count || news_folder_locked(item->folder))
 164                 return;
 165
 166         folder = item->folder;
 167         cm_return_if_fail(folder != NULL);
 168         cm_return_if_fail(FOLDER_TYPE(folder) == F_NEWS);
 169         cm_return_if_fail(folder->account != NULL);
 170
 171         if ((rootitem = folder_item_parent(item)) == NULL)
 172                 rootitem = item;
 173
 174         new_subscr = grouplist_dialog(folder);
 175
 176         /* remove unsubscribed newsgroups */
 177         for (gnode = folder->node->children; gnode != NULL; ) {
 178                 GNode *next = gnode->next;
 179
 180                 item = FOLDER_ITEM(gnode->data);
 181                 if (g_slist_find_custom(new_subscr, item->path,
 182                                         (GCompareFunc)g_ascii_strcasecmp) != NULL) {
 183                         gnode = next;
 184                         continue;
 185                 }
 186
 187                 if (folderview_get_opened_item(folderview) == item) {
 188                         summary_clear_all(folderview->summaryview);
 189                         folderview_close_opened(folderview, TRUE);
 190                 }
 191
 192                 folderview_remove_item(folderview, item);
 193                 folder_item_remove(item);
 194
 195                 gnode = next;
 196         }
 197
 198         folderview_freeze(folderview);
 199
 200         /* add subscribed newsgroups */
 201         for (cur = new_subscr; cur != NULL; cur = cur->next) {
 202                 gchar *name = (gchar *)cur->data;
 203                 FolderUpdateData hookdata;
 204
 205                 if (news_find_child_item(rootitem, name) != NULL)
 206                         continue;
 207
 208                 newitem = folder_item_new(folder, name, name);
 209                 folder_item_append(rootitem, newitem);
 210
 211                 hookdata.folder = newitem->folder;
 212                 hookdata.update_flags = FOLDER_TREE_CHANGED | FOLDER_ADD_FOLDERITEM;
 213                 hookdata.item = newitem;
 214                 hookdata.item2 = NULL;
 215                 hooks_invoke(FOLDER_UPDATE_HOOKLIST, &hookdata);
 216         }
 217
 218         folderview_thaw(folderview);
 219
 220         slist_free_strings_full(new_subscr);
 221
 222         folder_write_list();
 223 }
 224
 225 static void unsubscribe_newsgroup_cb(GtkAction *action, gpointer data)
 226 {
 227         FolderView *folderview = (FolderView *)data;
 228         FolderItem *item;
 229         gchar *name;
 230         gchar *message;
 231         gchar *old_id;
 232         AlertValue avalue;
 233         MainWindow *mainwin = mainwindow_get_mainwindow();
 234
 235         if (!folderview->selected) return;
 236
 237         item = folderview_get_selected_item(folderview);
 238         cm_return_if_fail(item != NULL);
 239
 240         if (mainwin->lock_count || news_folder_locked(item->folder))
 241                 return;
 242
 243         cm_return_if_fail(item->folder != NULL);
 244         cm_return_if_fail(FOLDER_TYPE(item->folder) == F_NEWS);
 245         cm_return_if_fail(item->folder->account != NULL);
 246
 247         old_id = folder_item_get_identifier(item);
 248
 249         name = trim_string(item->path, 32);
 250         message = g_strdup_printf(_("Really unsubscribe newsgroup '%s'?"), name);
 251         avalue = alertpanel_full(_("Unsubscribe newsgroup"), message,
 252                                  GTK_STOCK_CANCEL, _("_Unsubscribe"), NULL,
 253                                                          ALERTFOCUS_FIRST, FALSE, NULL, ALERT_WARNING);
 254         g_free(message);
 255         g_free(name);
 256         if (avalue != G_ALERTALTERNATE) return;
 257
 258         if (item == folderview_get_opened_item(folderview)) {
 259                 summary_clear_all(folderview->summaryview);
 260                 folderview_close_opened(folderview, TRUE);
 261         }
 262
 263         if(item->folder->klass->remove_folder(item->folder, item) < 0) {
 264                 folder_item_scan(item);
 265                 alertpanel_error(_("Can't remove the folder '%s'."), name);
 266                 g_free(old_id);
 267                 return;
 268         }
 269
 270         folder_write_list();
 271
 272         prefs_filtering_delete_path(old_id);
 273         g_free(old_id);
 274 }
 275
 276 static void rename_newsgroup_cb(GtkAction *action, gpointer data)
 277 {
 278         FolderView *folderview = (FolderView *)data;
 279         FolderItem *item;
 280         gchar *new_folder;
 281         gchar *name;
 282         gchar *message;
 283
 284         item = folderview_get_selected_item(folderview);
 285         cm_return_if_fail(item != NULL);
 286         cm_return_if_fail(item->path != NULL);
 287         cm_return_if_fail(item->folder != NULL);
 288
 289         name = trim_string(item->name, 32);
 290         message = g_strdup_printf(_("Input new name for '%s':"), name);
 291         new_folder = input_dialog(_("Rename newsgroup folder"), message, item->name);
 292         g_free(message);
 293         g_free(name);
 294
 295         if (!new_folder) return;
 296         AUTORELEASE_STR(new_folder, {g_free(new_folder); return;});
 297
 298         if (strchr(new_folder, G_DIR_SEPARATOR) != NULL) {
 299                 alertpanel_error(_("'%c' can't be included in folder name."),
 300                                  G_DIR_SEPARATOR);
 301                 return;
 302         }
 303
 304         if (folder_find_child_item_by_name(folder_item_parent(item), new_folder)) {
 305                 name = trim_string(new_folder, 32);
 306                 alertpanel_error(_("The folder '%s' already exists."), name);
 307                 g_free(name);
 308                 return;
 309         }
 310
 311         if (folder_item_rename(item, new_folder) < 0) {
 312                 alertpanel_error(_("The folder could not be renamed.\n"
 313                                    "The new folder name is not allowed."));
 314                 return;
 315         }
 316
 317         folder_write_list();
 318 }
 319
 320 static void update_tree_cb(GtkAction *action, gpointer data)
 321 {
 322         FolderView *folderview = (FolderView *)data;
 323         FolderItem *item;
 324         MainWindow *mainwin = mainwindow_get_mainwindow();
 325
 326         item = folderview_get_selected_item(folderview);
 327         cm_return_if_fail(item != NULL);
 328
 329         if (mainwin->lock_count || news_folder_locked(item->folder))
 330                 return;
 331
 332         summary_show(folderview->summaryview, NULL, FALSE);
 333
 334         cm_return_if_fail(item->folder != NULL);
 335
 336         folderview_check_new(item->folder);
 337 }
 338
 339 static void sync_cb(GtkAction *action, gpointer data)
 340 {
 341         FolderView *folderview = (FolderView *)data;
 342         FolderItem *item;
 343
 344         item = folderview_get_selected_item(folderview);
 345         cm_return_if_fail(item != NULL);
 346         folder_synchronise(item->folder);
 347 }
 348
 349 void news_gtk_synchronise(FolderItem *item, gint days)
 350 {
 351         MainWindow *mainwin = mainwindow_get_mainwindow();
 352         FolderView *folderview = mainwin->folderview;
 353         GSList *mlist;
 354         GSList *cur;
 355         gint num = 0;
 356         gint total = 0;
 357         time_t t = time(NULL);
 358
 359         cm_return_if_fail(item != NULL);
 360         cm_return_if_fail(item->folder != NULL);
 361
 362         if (mainwin->lock_count || news_folder_locked(item->folder))
 363                 return;
 364
 365         total = item->total_msgs;
 366
 367         main_window_cursor_wait(mainwin);
 368         inc_lock();
 369         main_window_lock(mainwin);
 370         gtk_widget_set_sensitive(folderview->ctree, FALSE);
 371         main_window_progress_on(mainwin);
 372         GTK_EVENTS_FLUSH();
 373
 374         mlist = folder_item_get_msg_list(item);
 375         for (cur = mlist; cur != NULL; cur = cur->next) {
 376                 MsgInfo *msginfo = (MsgInfo *)cur->data;
 377                 gint age = (t - msginfo->date_t) / (60*60*24);
 378                 if (days == 0 || age <= days)
 379                         folder_item_fetch_msg_full(msginfo->folder, msginfo->msgnum, TRUE, TRUE);
 380                 statusbar_progress_all(num++,total, 100);
 381                 if (num % 100 == 0)
 382                         GTK_EVENTS_FLUSH();
 383         }
 384
 385         statusbar_progress_all(0,0,0);
 386         procmsg_msg_list_free(mlist);
 387         folder_set_ui_func(item->folder, NULL, NULL);
 388         main_window_progress_off(mainwin);
 389         gtk_widget_set_sensitive(folderview->ctree, TRUE);
 390         main_window_unlock(mainwin);
 391         inc_unlock();
 392         main_window_cursor_normal(mainwin);
 393 }
 394
 395 static void download_cb(GtkAction *action, gpointer data)
 396 {
 397         FolderView *folderview = (FolderView *)data;
 398         FolderItem *item;
 399
 400         if (!folderview->selected) return;
 401
 402         item = folderview_get_selected_item(folderview);
 403         news_gtk_synchronise(item, 0);
 404 }