src/import.c

   1 /*
   2  * Claws Mail -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2020 the Claws Mail team and Hiroyuki Yamamoto
   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 #include <gdk/gdkkeysyms.h>
  30 #include <gtk/gtk.h>
  31
  32 #include "claws.h"
  33 #include "main.h"
  34 #include "inc.h"
  35 #include "mbox.h"
  36 #include "folderview.h"
  37 #include "filesel.h"
  38 #include "foldersel.h"
  39 #include "gtkutils.h"
  40 #include "manage_window.h"
  41 #include "folder.h"
  42 #include "codeconv.h"
  43 #include "alertpanel.h"
  44
  45 static GtkWidget *window;
  46 static GtkWidget *file_entry;
  47 static GtkWidget *dest_entry;
  48 static GtkWidget *file_button;
  49 static GtkWidget *dest_button;
  50 static GtkWidget *ok_button;
  51 static GtkWidget *cancel_button;
  52 static gboolean import_ok; /* see import_mbox() return values */
  53
  54 static void import_create(void);
  55 static void import_ok_cb(GtkWidget *widget, gpointer data);
  56 static void import_cancel_cb(GtkWidget *widget, gpointer data);
  57 static void import_filesel_cb(GtkWidget *widget, gpointer data);
  58 static void import_destsel_cb(GtkWidget *widget, gpointer data);
  59 static gint delete_event(GtkWidget *widget, GdkEventAny *event, gpointer data);
  60 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event, gpointer data);
  61
  62 gint import_mbox(FolderItem *default_dest)
  63 /* return values: -2 skipped/cancelled, -1 error, 0 OK */
  64 {
  65         gchar *dest_id = NULL;
  66
  67         import_ok = -2; // skipped or cancelled
  68
  69         if (!window) {
  70                 import_create();
  71         }
  72         else {
  73                 gtk_widget_show(window);
  74         }
  75
  76         gtk_window_set_modal(GTK_WINDOW(window), TRUE);
  77         change_dir(claws_get_startup_dir());
  78
  79         if (default_dest && default_dest->path) {
  80                 dest_id = folder_item_get_identifier(default_dest);
  81         }
  82
  83         if (dest_id) {
  84                 gtk_entry_set_text(GTK_ENTRY(dest_entry), dest_id);
  85                 g_free(dest_id);
  86         } else {
  87                 gtk_entry_set_text(GTK_ENTRY(dest_entry), "");
  88         }
  89         gtk_entry_set_text(GTK_ENTRY(file_entry), "");
  90         gtk_widget_grab_focus(file_entry);
  91
  92         manage_window_set_transient(GTK_WINDOW(window));
  93
  94         gtk_main();
  95
  96         gtk_widget_hide(window);
  97         gtk_window_set_modal(GTK_WINDOW(window), FALSE);
  98
  99         return import_ok;
 100 }
 101
 102 static void import_create(void)
 103 {
 104         GtkWidget *vbox;
 105         GtkWidget *hbox;
 106         GtkWidget *desc_label;
 107         GtkWidget *table;
 108         GtkWidget *file_label;
 109         GtkWidget *dest_label;
 110         GtkWidget *confirm_area;
 111
 112         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "import");
 113         gtk_window_set_title(GTK_WINDOW(window), _("Import mbox file"));
 114         gtk_container_set_border_width(GTK_CONTAINER(window), 5);
 115         gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
 116         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
 117         gtk_window_set_type_hint(GTK_WINDOW(window), GDK_WINDOW_TYPE_HINT_DIALOG);
 118         g_signal_connect(G_OBJECT(window), "delete_event",
 119                          G_CALLBACK(delete_event), NULL);
 120         g_signal_connect(G_OBJECT(window), "key_press_event",
 121                          G_CALLBACK(key_pressed), NULL);
 122         MANAGE_WINDOW_SIGNALS_CONNECT(window);
 123
 124         vbox = gtk_vbox_new(FALSE, 4);
 125         gtk_container_add(GTK_CONTAINER(window), vbox);
 126
 127         hbox = gtk_hbox_new(FALSE, 0);
 128         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 129         gtk_container_set_border_width(GTK_CONTAINER(hbox), 4);
 130
 131         desc_label = gtk_label_new
 132                 (_("Locate the mbox file and specify the destination folder."));
 133         gtk_label_set_line_wrap(GTK_LABEL(desc_label), TRUE);
 134         gtk_box_pack_start(GTK_BOX(hbox), desc_label, FALSE, FALSE, 0);
 135
 136         table = gtk_table_new(2, 3, FALSE);
 137         gtk_box_pack_start(GTK_BOX(vbox), table, FALSE, FALSE, 0);
 138         gtk_container_set_border_width(GTK_CONTAINER(table), 8);
 139         gtk_table_set_row_spacings(GTK_TABLE(table), 8);
 140         gtk_table_set_col_spacings(GTK_TABLE(table), 8);
 141         gtk_widget_set_size_request(table, 420, -1);
 142
 143         file_label = gtk_label_new(_("Mbox file:"));
 144         gtk_table_attach(GTK_TABLE(table), file_label, 0, 1, 0, 1,
 145                          (GtkAttachOptions) (GTK_FILL),
 146                          (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
 147         gtk_misc_set_alignment(GTK_MISC(file_label), 1, 0.5);
 148
 149         dest_label = gtk_label_new(_("Destination folder:"));
 150         gtk_table_attach(GTK_TABLE(table), dest_label, 0, 1, 1, 2,
 151                          (GtkAttachOptions) (GTK_FILL),
 152                          (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
 153         gtk_misc_set_alignment(GTK_MISC(dest_label), 1, 0.5);
 154
 155         file_entry = gtk_entry_new();
 156         gtk_table_attach(GTK_TABLE(table), file_entry, 1, 2, 0, 1,
 157                          (GtkAttachOptions) (GTK_EXPAND|GTK_SHRINK|GTK_FILL),
 158                          (GtkAttachOptions) (0), 0, 0);
 159
 160         dest_entry = gtk_entry_new();
 161         gtk_table_attach(GTK_TABLE(table), dest_entry, 1, 2, 1, 2,
 162                          GTK_EXPAND|GTK_SHRINK|GTK_FILL, 0, 0, 0);
 163
 164         file_button = gtkut_get_browse_file_btn(_("_Browse"));
 165         gtk_table_attach(GTK_TABLE(table), file_button, 2, 3, 0, 1,
 166                          (GtkAttachOptions) (GTK_FILL),
 167                          (GtkAttachOptions) (0), 0, 0);
 168         g_signal_connect(G_OBJECT(file_button), "clicked",
 169                          G_CALLBACK(import_filesel_cb), NULL);
 170
 171         dest_button = gtkut_get_browse_directory_btn(_("B_rowse"));
 172         gtk_table_attach(GTK_TABLE(table), dest_button, 2, 3, 1, 2,
 173                          (GtkAttachOptions) (GTK_FILL),
 174                          (GtkAttachOptions) (0), 0, 0);
 175         g_signal_connect(G_OBJECT(dest_button), "clicked",
 176                          G_CALLBACK(import_destsel_cb), NULL);
 177
 178         gtkut_stock_button_set_create(&confirm_area,
 179                                       &cancel_button, GTK_STOCK_CANCEL,
 180                                       &ok_button, GTK_STOCK_OK,
 181                                       NULL, NULL);
 182         gtk_box_pack_end(GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 183         gtk_widget_grab_default(ok_button);
 184
 185         g_signal_connect(G_OBJECT(ok_button), "clicked",
 186                          G_CALLBACK(import_ok_cb), NULL);
 187         g_signal_connect(G_OBJECT(cancel_button), "clicked",
 188                          G_CALLBACK(import_cancel_cb), NULL);
 189
 190         gtk_widget_show_all(window);
 191 }
 192
 193 static void import_ok_cb(GtkWidget *widget, gpointer data)
 194 {
 195         GtkWidget *window;
 196         const gchar *utf8mbox, *destdir;
 197         FolderItem *dest;
 198         gchar *mbox;
 199
 200         utf8mbox = gtk_entry_get_text(GTK_ENTRY(file_entry));
 201         destdir = gtk_entry_get_text(GTK_ENTRY(dest_entry));
 202
 203         if (utf8mbox && !*utf8mbox) {
 204                 alertpanel_error(_("Source mbox filename can't be left empty."));
 205                 gtk_widget_grab_focus(file_entry);
 206                 return;
 207         }
 208         if (destdir && !*destdir) {
 209                 if (alertpanel(_("Import mbox file"), _("Destination folder is not set.\nImport mbox file to the Inbox folder?"),
 210                                                 GTK_STOCK_OK, GTK_STOCK_CANCEL, NULL, ALERTFOCUS_FIRST)
 211                         == G_ALERTALTERNATE) {
 212                         gtk_widget_grab_focus(dest_entry);
 213                         return;
 214                 }
 215         }
 216
 217         mbox = g_filename_from_utf8(utf8mbox, -1, NULL, NULL, NULL);
 218         if (!mbox) {
 219                 g_warning("import_ok_cb(): failed to convert character set.");
 220                 mbox = g_strdup(utf8mbox);
 221         }
 222
 223         if (!destdir || !*destdir) {
 224                 dest = folder_find_item_from_path(INBOX_DIR);
 225         } else {
 226                 dest = folder_find_item_from_identifier
 227                         (destdir);
 228         }
 229
 230         if (!dest) {
 231                 alertpanel_error(_("Can't find the destination folder."));
 232                 gtk_widget_grab_focus(dest_entry);
 233                 g_free(mbox);
 234                 return;
 235         } else {
 236                 window = label_window_create(_("Importing mbox file..."));
 237                 import_ok = proc_mbox(dest, mbox, FALSE, NULL);
 238                 label_window_destroy(window);
 239         }
 240
 241         g_free(mbox);
 242
 243         if (gtk_main_level() > 1)
 244                 gtk_main_quit();
 245 }
 246
 247 static void import_cancel_cb(GtkWidget *widget, gpointer data)
 248 {
 249         if (gtk_main_level() > 1)
 250                 gtk_main_quit();
 251 }
 252
 253 static void import_filesel_cb(GtkWidget *widget, gpointer data)
 254 {
 255         gchar *filename;
 256         gchar *utf8_filename;
 257
 258         filename = filesel_select_file_open(_("Select importing file"), NULL);
 259         if (!filename) return;
 260
 261         utf8_filename = g_filename_to_utf8(filename, -1, NULL, NULL, NULL);
 262         if (!utf8_filename) {
 263                 g_warning("import_filesel_cb(): failed to convert character set.");
 264                 utf8_filename = g_strdup(filename);
 265         }
 266         gtk_entry_set_text(GTK_ENTRY(file_entry), utf8_filename);
 267         g_free(utf8_filename);
 268 }
 269
 270 static void import_destsel_cb(GtkWidget *widget, gpointer data)
 271 {
 272         FolderItem *dest;
 273         gchar *path;
 274
 275         dest = foldersel_folder_sel(NULL, FOLDER_SEL_COPY, NULL, FALSE,
 276                         _("Select folder to import to"));
 277         if (!dest)
 278                  return;
 279         path = folder_item_get_identifier(dest);
 280         gtk_entry_set_text(GTK_ENTRY(dest_entry), path);
 281         g_free(path);
 282 }
 283
 284 static gint delete_event(GtkWidget *widget, GdkEventAny *event, gpointer data)
 285 {
 286         import_cancel_cb(NULL, NULL);
 287         return TRUE;
 288 }
 289
 290 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event, gpointer data)
 291 {
 292         if (event && event->keyval == GDK_KEY_Escape)
 293                 import_cancel_cb(NULL, NULL);
 294         return FALSE;
 295 }