src/plugins/rssyl/rssyl_cb_menu.c

   1 /*
   2  * Claws-Mail-- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2004 Hiroyuki Yamamoto
   4  * This file (C) 2005 Andrej Kacian <andrej@kacian.sk>
   5  *
   6  * - callback handler functions for folderview rssyl context menu items
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  21  */
  22
  23 #ifdef HAVE_CONFIG_H
  24 #  include "config.h"
  25 #endif
  26
  27 /* Global includes */
  28 #include <glib.h>
  29 #include <glib/gi18n.h>
  30 #include <gtk/gtk.h>
  31
  32 /* Claws Mail includes */
  33 #include <folderview.h>
  34 #include <alertpanel.h>
  35 #include <gtk/inputdialog.h>
  36 #include <prefs_common.h>
  37 #include <folder_item_prefs.h>
  38 #include <filesel.h>
  39 #include <inc.h>
  40
  41 /* Local includes */
  42 #include "libfeed/parser_opml.h"
  43 #include "rssyl_gtk.h"
  44 #include "rssyl_feed.h"
  45 #include "rssyl_feed_props.h"
  46 #include "rssyl_update_feed.h"
  47 #include "rssyl_subscribe.h"
  48 #include "opml_import.h"
  49
  50 void rssyl_new_feed_cb(GtkAction *action,
  51                 gpointer data)
  52 {
  53         FolderView *folderview = (FolderView*)data;
  54         FolderItem *item;
  55         gchar *url;
  56
  57         debug_print("RSSyl: new_feed_cb\n");
  58
  59         g_return_if_fail(folderview->selected != NULL);
  60
  61         item = folderview_get_selected_item(folderview);
  62         g_return_if_fail(item != NULL);
  63         g_return_if_fail(item->folder != NULL);
  64
  65         url = input_dialog(_("Subscribe feed"),
  66                         _("Input the URL of the news feed you wish to subscribe:"),
  67                         "");
  68         if( url == NULL )       /* User cancelled */
  69                 return;
  70
  71         rssyl_subscribe(item, url, TRUE);
  72
  73         g_free(url);
  74 }
  75
  76 void rssyl_new_folder_cb(GtkAction *action,
  77                 gpointer data)
  78 {
  79         FolderView *folderview = (FolderView*)data;
  80         FolderItem *item;
  81         FolderItem *new_item;
  82         gchar *new_folder, *p, *tmp;
  83         gint i = 1;
  84
  85         if (!folderview->selected) return;
  86
  87         item = folderview_get_selected_item(folderview);
  88         g_return_if_fail(item != NULL);
  89         g_return_if_fail(item->folder != NULL);
  90
  91         new_folder = input_dialog(_("New folder"),
  92                                   _("Input the name of new folder:"),
  93                                   _("NewFolder"));
  94         if (!new_folder) return;
  95
  96         p = strchr(new_folder, G_DIR_SEPARATOR);
  97         if (p) {
  98                 alertpanel_error(_("'%c' can't be used in folder name."),
  99                                  G_DIR_SEPARATOR);
 100                 g_free(new_folder);
 101                 return;
 102         }
 103
 104         if (!folder_local_name_ok(new_folder)) {
 105                 g_free(new_folder);
 106                 return;
 107         }
 108
 109         /* Find an unused name for new folder */
 110         /* TODO: Perhaps stop after X attempts? */
 111         tmp = g_strdup(new_folder);
 112         while (folder_find_child_item_by_name(item, tmp)) {
 113                 debug_print("RSSyl: Folder '%s' already exists, trying another name\n",
 114                                 new_folder);
 115                 g_free(tmp);
 116                 tmp = g_strdup_printf("%s__%d", new_folder, ++i);
 117         }
 118
 119         g_free(new_folder);
 120         new_folder = tmp;
 121
 122         new_item = folder_create_folder(item, new_folder);
 123         if (!new_item) {
 124                 alertpanel_error(_("Can't create the folder '%s'."), new_folder);
 125                 g_free(new_folder);
 126                 return;
 127         }
 128
 129         g_free(new_folder);
 130
 131         folder_write_list();
 132 }
 133
 134 void rssyl_remove_folder_cb(GtkAction *action,
 135                              gpointer data)
 136 {
 137         FolderView *folderview = (FolderView*)data;
 138         GtkCMCTree *ctree = GTK_CMCTREE(folderview->ctree);
 139         FolderItem *item;
 140         gchar *message, *name;
 141         AlertValue avalue;
 142         gchar *old_id;
 143
 144         item = folderview_get_selected_item(folderview);
 145         g_return_if_fail(item != NULL);
 146         g_return_if_fail(item->path != NULL);
 147         g_return_if_fail(item->folder != NULL);
 148
 149         name = trim_string(item->name, 32);
 150         AUTORELEASE_STR(name, {g_free(name); return;});
 151         message = g_strdup_printf
 152                 (_("All folders and messages under '%s' will be permanently deleted. "
 153                    "Recovery will not be possible.\n\n"
 154                    "Do you really want to delete?"), name);
 155         avalue = alertpanel_full(_("Delete folder"), message,
 156                                  GTK_STOCK_CANCEL, GTK_STOCK_DELETE, NULL, FALSE,
 157                                  NULL, ALERT_WARNING, G_ALERTDEFAULT);
 158         g_free(message);
 159         if (avalue != G_ALERTALTERNATE) return;
 160
 161         old_id = folder_item_get_identifier(item);
 162
 163         if (folderview->opened == folderview->selected ||
 164             gtk_cmctree_is_ancestor(ctree,
 165                                   folderview->selected,
 166                                   folderview->opened)) {
 167                 summary_clear_all(folderview->summaryview);
 168                 folderview->opened = NULL;
 169         }
 170
 171         if (item->folder->klass->remove_folder(item->folder, item) < 0) {
 172                 folder_item_scan(item);
 173                 alertpanel_error(_("Can't remove the folder '%s'."), name);
 174                 g_free(old_id);
 175                 return;
 176         }
 177
 178         folder_write_list();
 179
 180         prefs_filtering_delete_path(old_id);
 181         g_free(old_id);
 182
 183 }
 184
 185 void rssyl_rename_cb(GtkAction *action,
 186                              gpointer *data)
 187 {
 188         FolderItem *item;
 189         gchar *new_folder;
 190         gchar *name;
 191         gchar *message;
 192         FolderView *folderview = (FolderView*)data;
 193         item = folderview_get_selected_item(folderview);
 194         g_return_if_fail(item != NULL);
 195         g_return_if_fail(item->path != NULL);
 196         g_return_if_fail(item->folder != NULL);
 197
 198         name = trim_string(item->name, 32);
 199         message = g_strdup_printf(_("Input new name for '%s':"), name);
 200         new_folder = input_dialog(_("Rename folder"), message, name);
 201         g_free(message);
 202         g_free(name);
 203         if (!new_folder) return;
 204
 205         if (strchr(new_folder, G_DIR_SEPARATOR) != NULL) {
 206                 alertpanel_error(_("'%c' can't be included in folder name."),
 207                                  G_DIR_SEPARATOR);
 208                 g_free(new_folder);
 209                 return;
 210         }
 211
 212         if (!folder_local_name_ok(new_folder)) {
 213                 g_free(new_folder);
 214                 return;
 215         }
 216
 217         if (folder_find_child_item_by_name(folder_item_parent(item), new_folder)) {
 218                 name = trim_string(new_folder, 32);
 219                 alertpanel_error(_("The folder '%s' already exists."), name);
 220                 g_free(name);
 221                 g_free(new_folder);
 222                 return;
 223         }
 224
 225         if (folder_item_rename(item, new_folder) < 0) {
 226                 alertpanel_error(_("The folder could not be renamed.\n"
 227                                    "The new folder name is not allowed."));
 228                 g_free(new_folder);
 229                 return;
 230         }
 231         g_free(new_folder);
 232
 233         folder_item_prefs_save_config(item);
 234         folder_write_list();
 235 }
 236
 237 void rssyl_refresh_feed_cb(GtkAction *action,
 238                 gpointer data)
 239 {
 240         FolderView *folderview = (FolderView*)data;
 241         FolderItem *item = NULL;
 242         RFolderItem *ritem = NULL;
 243
 244         item = folderview_get_selected_item(folderview);
 245         g_return_if_fail(item != NULL);
 246         g_return_if_fail(item->folder != NULL);
 247
 248         ritem = (RFolderItem *)item;
 249
 250         /* Offline check */
 251         if( prefs_common_get_prefs()->work_offline &&
 252                         !inc_offline_should_override(TRUE,
 253                                         ngettext("Claws Mail needs network access in order "
 254                                         "to update the feed.",
 255                                         "Claws Mail needs network access in order "
 256                                         "to update feeds.", 1))) {
 257                 return;
 258         }
 259
 260         /* Update feed, displaying errors if any. */
 261         rssyl_update_feed(ritem, TRUE);
 262 }
 263
 264 void rssyl_prop_cb(GtkAction *action, gpointer data)
 265 {
 266         FolderView *folderview = (FolderView*)data;
 267         FolderItem *item;
 268         RFolderItem *ritem;
 269
 270         item = folderview_get_selected_item(folderview);
 271         g_return_if_fail(item != NULL);
 272         g_return_if_fail(item->folder != NULL);
 273
 274         debug_print("RSSyl: rssyl_prop_cb() for '%s'\n", item->name);
 275
 276         ritem = (RFolderItem *)item;
 277
 278         rssyl_gtk_prop(ritem);
 279 }
 280
 281 void rssyl_update_all_cb( GtkAction *action, gpointer data)
 282 {
 283         FolderItem *item;
 284         FolderView *folderview = (FolderView*)data;
 285
 286         item = folderview_get_selected_item(folderview);
 287         g_return_if_fail(item != NULL);
 288         g_return_if_fail(item->folder != NULL);
 289
 290         debug_print("RSSyl: rssyl_update_all_cb(): clicked on '%s'\n", item->name);
 291
 292         if( item->folder->klass != rssyl_folder_get_class() ) {
 293                 debug_print("RSSyl: this is not a RSSyl folder, returning\n");
 294                 return;
 295         }
 296
 297         rssyl_update_recursively(item);
 298 }
 299
 300 void rssyl_remove_mailbox_cb(GtkAction *action, gpointer data)
 301 {
 302         FolderView *folderview = (FolderView *)data;
 303         FolderItem *item = NULL;
 304         gchar *n, *message;
 305         AlertValue avalue;
 306
 307         item = folderview_get_selected_item(folderview);
 308
 309         g_return_if_fail(item != NULL);
 310         g_return_if_fail(item->folder != NULL);
 311
 312         if( folder_item_parent(item) )
 313                 return;
 314
 315         n = trim_string(item->folder->name, 32);
 316         message = g_strdup_printf(_("Really remove the feed tree `%s' ?\n"), n);
 317         avalue = alertpanel_full(_("Remove feed tree"), message,
 318                                  GTK_STOCK_CANCEL, _("_Remove"), NULL, FALSE,
 319                                  NULL, ALERT_WARNING, G_ALERTDEFAULT);
 320         g_free(message);
 321         g_free(n);
 322
 323         if( avalue != G_ALERTALTERNATE )
 324                 return;
 325
 326         folderview_unselect(folderview);
 327         summary_clear_all(folderview->summaryview);
 328
 329         n = folder_item_get_path(item);
 330         if( remove_dir_recursive(n) < 0 ) {
 331                 g_warning("can't remove directory '%s'", n);
 332                 g_free(n);
 333                 return;
 334         }
 335
 336         g_free(n);
 337         folder_destroy(item->folder);
 338 }
 339
 340 void rssyl_import_feed_list_cb(GtkAction *action, gpointer data)
 341 {
 342         FolderView *folderview = (FolderView *)data;
 343         FolderItem *item = NULL;
 344         gchar *path = NULL;
 345         OPMLImportCtx *ctx = NULL;
 346
 347         debug_print("RSSyl: import_feed_list_cb\n");
 348
 349         /* Ask user for a file to import */
 350         path = filesel_select_file_open_with_filter(
 351                         _("Select an OPML file"), NULL, "*.opml");
 352         if (!is_file_exist(path)) {
 353                 g_free(path);
 354                 return;
 355         }
 356
 357         /* Find the destination folder for the import */
 358         g_return_if_fail(folderview->selected != NULL);
 359         item = folderview_get_selected_item(folderview);
 360         g_return_if_fail(item != NULL);
 361         g_return_if_fail(item->folder != NULL);
 362
 363         ctx = malloc( sizeof(OPMLImportCtx) );
 364         ctx->failures = 0;
 365         /* This needs to be +2, since we will be comparing it to depth of
 366          * <outline> tag in OPML's XML structure. Topmost outlines are under
 367          * <opml> and <body>, hence 2. */
 368         ctx->depth = rssyl_folder_depth(item) + 2;
 369         ctx->current = NULL;
 370         ctx->current = g_slist_append(ctx->current, item);
 371
 372         /* Start the whole shebang - call libfeed's OPML parser with correct
 373          * user function */
 374         opml_process(path, rssyl_opml_import_func, (gpointer)ctx);
 375
 376         g_free(ctx);
 377 }