src/export.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2009 Hiroyuki Yamamoto and 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 #include <gdk/gdkkeysyms.h>
  29 #include <gtk/gtk.h>
  30
  31 #include "claws.h"
  32 #include "main.h"
  33 #include "inc.h"
  34 #include "mbox.h"
  35 #include "filesel.h"
  36 #include "foldersel.h"
  37 #include "gtkutils.h"
  38 #include "manage_window.h"
  39 #include "folder.h"
  40 #include "utils.h"
  41 #include "codeconv.h"
  42 #include "alertpanel.h"
  43
  44 static GtkWidget *window;
  45 static GtkWidget *src_entry;
  46 static GtkWidget *file_entry;
  47 static GtkWidget *src_button;
  48 static GtkWidget *file_button;
  49 static GtkWidget *ok_button;
  50 static GtkWidget *cancel_button;
  51 static gboolean export_ok; /* see export_mbox() return values */
  52
  53 static void export_create(void);
  54 static void export_ok_cb(GtkWidget *widget, gpointer data);
  55 static void export_cancel_cb(GtkWidget *widget, gpointer data);
  56 static void export_srcsel_cb(GtkWidget *widget, gpointer data);
  57 static void export_filesel_cb(GtkWidget *widget, gpointer data);
  58 static gint delete_event(GtkWidget *widget, GdkEventAny *event, gpointer data);
  59 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event, gpointer data);
  60
  61 gint export_mbox(FolderItem *default_src)
  62 /* return values: -2 skipped/cancelled, -1 error, 0 OK */
  63 {
  64         gchar *src_id = NULL;
  65
  66         export_ok = -2; // skipped or cancelled
  67
  68         if (!window) {
  69                 export_create();
  70         }
  71         else {
  72                 gtk_widget_show(window);
  73         }
  74
  75         gtk_window_set_modal(GTK_WINDOW(window), TRUE);
  76         change_dir(claws_get_startup_dir());
  77
  78         if (default_src && default_src->path) {
  79                 src_id = folder_item_get_identifier(default_src);
  80         }
  81
  82         if (src_id) {
  83                 gtk_entry_set_text(GTK_ENTRY(src_entry), src_id);
  84                 g_free(src_id);
  85         } else {
  86                 gtk_entry_set_text(GTK_ENTRY(src_entry), "");
  87         }
  88         gtk_entry_set_text(GTK_ENTRY(file_entry), "");
  89         gtk_widget_grab_focus(file_entry);
  90
  91         manage_window_set_transient(GTK_WINDOW(window));
  92
  93         gtk_main();
  94
  95         gtk_widget_hide(window);
  96         gtk_window_set_modal(GTK_WINDOW(window), FALSE);
  97
  98         return export_ok;
  99 }
 100
 101 static void export_create(void)
 102 {
 103         GtkWidget *vbox;
 104         GtkWidget *hbox;
 105         GtkWidget *desc_label;
 106         GtkWidget *table;
 107         GtkWidget *file_label;
 108         GtkWidget *src_label;
 109         GtkWidget *confirm_area;
 110
 111         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "export");
 112         gtk_window_set_title(GTK_WINDOW(window), _("Export to mbox file"));
 113         gtk_container_set_border_width(GTK_CONTAINER(window), 5);
 114         gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
 115         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
 116         g_signal_connect(G_OBJECT(window), "delete_event",
 117                          G_CALLBACK(delete_event), NULL);
 118         g_signal_connect(G_OBJECT(window), "key_press_event",
 119                          G_CALLBACK(key_pressed), NULL);
 120         MANAGE_WINDOW_SIGNALS_CONNECT(window);
 121
 122         vbox = gtk_vbox_new(FALSE, 4);
 123         gtk_container_add(GTK_CONTAINER(window), vbox);
 124
 125         hbox = gtk_hbox_new(FALSE, 0);
 126         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 127         gtk_container_set_border_width(GTK_CONTAINER(hbox), 4);
 128
 129         desc_label = gtk_label_new
 130                 (_("Locate the folder to export and specify the mbox file."));
 131         gtk_label_set_line_wrap(GTK_LABEL(desc_label), TRUE);
 132         gtk_box_pack_start(GTK_BOX(hbox), desc_label, FALSE, FALSE, 0);
 133
 134         table = gtk_table_new(2, 3, FALSE);
 135         gtk_box_pack_start(GTK_BOX(vbox), table, FALSE, FALSE, 0);
 136         gtk_container_set_border_width(GTK_CONTAINER(table), 8);
 137         gtk_table_set_row_spacings(GTK_TABLE(table), 8);
 138         gtk_table_set_col_spacings(GTK_TABLE(table), 8);
 139         gtk_widget_set_size_request(table, 420, -1);
 140
 141         src_label = gtk_label_new(_("Source folder:"));
 142         gtk_table_attach(GTK_TABLE(table), src_label, 0, 1, 0, 1,
 143                          (GtkAttachOptions) (GTK_FILL),
 144                          (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
 145         gtk_misc_set_alignment(GTK_MISC(src_label), 1, 0.5);
 146
 147         file_label = gtk_label_new(_("Mbox file:"));
 148         gtk_table_attach(GTK_TABLE(table), file_label, 0, 1, 1, 2,
 149                          (GtkAttachOptions) (GTK_FILL),
 150                          (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
 151         gtk_misc_set_alignment(GTK_MISC(file_label), 1, 0.5);
 152
 153         src_entry = gtk_entry_new();
 154         gtk_table_attach(GTK_TABLE(table), src_entry, 1, 2, 0, 1,
 155                          (GtkAttachOptions) (GTK_EXPAND|GTK_SHRINK|GTK_FILL),
 156                          (GtkAttachOptions) (0), 0, 0);
 157
 158         file_entry = gtk_entry_new();
 159         gtk_table_attach(GTK_TABLE(table), file_entry, 1, 2, 1, 2,
 160                          (GtkAttachOptions) (GTK_EXPAND|GTK_SHRINK|GTK_FILL),
 161                          (GtkAttachOptions) (0), 0, 0);
 162
 163         src_button = gtkut_get_browse_directory_btn(_("_Browse"));
 164         gtk_table_attach(GTK_TABLE(table), src_button, 2, 3, 0, 1,
 165                          (GtkAttachOptions) (0),
 166                          (GtkAttachOptions) (0), 0, 0);
 167         g_signal_connect(G_OBJECT(src_button), "clicked",
 168                          G_CALLBACK(export_srcsel_cb), NULL);
 169
 170         file_button = gtkut_get_browse_file_btn(_("B_rowse"));
 171         gtk_table_attach(GTK_TABLE(table), file_button, 2, 3, 1, 2,
 172                          (GtkAttachOptions) (0),
 173                          (GtkAttachOptions) (0), 0, 0);
 174         g_signal_connect(G_OBJECT(file_button), "clicked",
 175                          G_CALLBACK(export_filesel_cb), NULL);
 176
 177         gtkut_stock_button_set_create(&confirm_area,
 178                                       &cancel_button, GTK_STOCK_CANCEL,
 179                                       &ok_button, GTK_STOCK_OK,
 180                                       NULL, NULL);
 181         gtk_box_pack_end(GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 182         gtk_widget_grab_default(ok_button);
 183
 184         g_signal_connect(G_OBJECT(ok_button), "clicked",
 185                          G_CALLBACK(export_ok_cb), NULL);
 186         g_signal_connect(G_OBJECT(cancel_button), "clicked",
 187                          G_CALLBACK(export_cancel_cb), NULL);
 188
 189         gtk_widget_show_all(window);
 190 }
 191
 192 static void export_ok_cb(GtkWidget *widget, gpointer data)
 193 {
 194         const gchar *srcdir, *utf8mbox;
 195         FolderItem *src;
 196         gchar *mbox;
 197
 198         srcdir = gtk_entry_get_text(GTK_ENTRY(src_entry));
 199         utf8mbox = gtk_entry_get_text(GTK_ENTRY(file_entry));
 200
 201         if (utf8mbox && !*utf8mbox) {
 202                 alertpanel_error(_("Target mbox filename can't be left empty."));
 203                 gtk_widget_grab_focus(file_entry);
 204                 return;
 205         }
 206         if (srcdir && !*srcdir) {
 207                 alertpanel_error(_("Source folder can't be left empty."));
 208                 gtk_widget_grab_focus(src_entry);
 209                 return;
 210         }
 211
 212         mbox = g_filename_from_utf8(utf8mbox, -1, NULL, NULL, NULL);
 213         if (!mbox) {
 214                 g_warning("export_ok_cb(): failed to convert character set.\n");
 215                 mbox = g_strdup(utf8mbox);
 216         }
 217
 218         src = folder_find_item_from_identifier(srcdir);
 219         if (!src) {
 220                 alertpanel_error(_("Couldn't find the source folder."));
 221                 gtk_widget_grab_focus(src_entry);
 222                 return;
 223         } else {
 224                 export_ok = export_to_mbox(src, mbox);
 225         }
 226
 227         g_free(mbox);
 228
 229         if (gtk_main_level() > 1)
 230                 gtk_main_quit();
 231 }
 232
 233 static void export_cancel_cb(GtkWidget *widget, gpointer data)
 234 {
 235         if (gtk_main_level() > 1)
 236                 gtk_main_quit();
 237 }
 238
 239 static void export_filesel_cb(GtkWidget *widget, gpointer data)
 240 {
 241         gchar *filename;
 242
 243         filename = filesel_select_file_save(_("Select exporting file"), NULL);
 244         if (!filename) return;
 245
 246         if (g_getenv ("G_BROKEN_FILENAMES")) {
 247                 const gchar *oldstr = filename;
 248                 filename = conv_codeset_strdup (filename,
 249                                                 conv_get_locale_charset_str(),
 250                                                 CS_UTF_8);
 251                 if (!filename) {
 252                         g_warning("export_filesel_cb(): failed to convert character set.");
 253                         filename = g_strdup(oldstr);
 254                 }
 255                 gtk_entry_set_text(GTK_ENTRY(file_entry), filename);
 256                 g_free(filename);
 257         } else
 258                 gtk_entry_set_text(GTK_ENTRY(file_entry), filename);
 259 }
 260
 261 static void export_srcsel_cb(GtkWidget *widget, gpointer data)
 262 {
 263         FolderItem *src;
 264
 265         src = foldersel_folder_sel(NULL, FOLDER_SEL_ALL, NULL, FALSE);
 266         if (src && src->path)
 267                 gtk_entry_set_text(GTK_ENTRY(src_entry), src->path);
 268 }
 269
 270 static gint delete_event(GtkWidget *widget, GdkEventAny *event, gpointer data)
 271 {
 272         export_cancel_cb(NULL, NULL);
 273         return TRUE;
 274 }
 275
 276 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event, gpointer data)
 277 {
 278         if (event && event->keyval == GDK_Escape)
 279                 export_cancel_cb(NULL, NULL);
 280         return FALSE;
 281 }