src/export.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2006 Hiroyuki Yamamoto and the Sylpheed-Claws 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 2 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, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  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/gtkmain.h>
  30 #include <gtk/gtkwidget.h>
  31 #include <gtk/gtkwindow.h>
  32 #include <gtk/gtkvbox.h>
  33 #include <gtk/gtktable.h>
  34 #include <gtk/gtklabel.h>
  35 #include <gtk/gtkentry.h>
  36 #include <gtk/gtkhbbox.h>
  37 #include <gtk/gtkbutton.h>
  38 #include <gtk/gtkfilesel.h>
  39 #include <gtk/gtksignal.h>
  40
  41 #include "sylpheed.h"
  42 #include "main.h"
  43 #include "inc.h"
  44 #include "mbox.h"
  45 #include "filesel.h"
  46 #include "foldersel.h"
  47 #include "gtkutils.h"
  48 #include "manage_window.h"
  49 #include "folder.h"
  50 #include "utils.h"
  51 #include "codeconv.h"
  52 #include "alertpanel.h"
  53
  54 static GtkWidget *window;
  55 static GtkWidget *src_entry;
  56 static GtkWidget *file_entry;
  57 static GtkWidget *src_button;
  58 static GtkWidget *file_button;
  59 static GtkWidget *ok_button;
  60 static GtkWidget *cancel_button;
  61 static gboolean export_ok; /* see export_mbox() return values */
  62
  63 static void export_create(void);
  64 static void export_ok_cb(GtkWidget *widget, gpointer data);
  65 static void export_cancel_cb(GtkWidget *widget, gpointer data);
  66 static void export_srcsel_cb(GtkWidget *widget, gpointer data);
  67 static void export_filesel_cb(GtkWidget *widget, gpointer data);
  68 static gint delete_event(GtkWidget *widget, GdkEventAny *event, gpointer data);
  69 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event, gpointer data);
  70
  71 gint export_mbox(FolderItem *default_src)
  72 /* return values: -2 skipped/cancelled, -1 error, 0 OK */
  73 {
  74         gchar *src_id = NULL;
  75
  76         export_ok = -2; // skipped or cancelled
  77
  78         if (!window) {
  79                 export_create();
  80         }
  81         else {
  82                 gtk_widget_show(window);
  83         }
  84
  85         change_dir(sylpheed_get_startup_dir());
  86
  87         if (default_src && default_src->path) {
  88                 src_id = folder_item_get_identifier(default_src);
  89         }
  90
  91         if (src_id) {
  92                 gtk_entry_set_text(GTK_ENTRY(src_entry), src_id);
  93                 g_free(src_id);
  94         } else {
  95                 gtk_entry_set_text(GTK_ENTRY(src_entry), "");
  96         }
  97         gtk_entry_set_text(GTK_ENTRY(file_entry), "");
  98         gtk_widget_grab_focus(file_entry);
  99
 100         manage_window_set_transient(GTK_WINDOW(window));
 101
 102         gtk_main();
 103
 104         gtk_widget_hide(window);
 105
 106         return export_ok;
 107 }
 108
 109 static void export_create(void)
 110 {
 111         GtkWidget *vbox;
 112         GtkWidget *hbox;
 113         GtkWidget *desc_label;
 114         GtkWidget *table;
 115         GtkWidget *file_label;
 116         GtkWidget *src_label;
 117         GtkWidget *confirm_area;
 118
 119         window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
 120         gtk_window_set_title(GTK_WINDOW(window), _("Export to mbox file"));
 121         gtk_container_set_border_width(GTK_CONTAINER(window), 5);
 122         gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
 123         gtk_window_set_modal(GTK_WINDOW(window), TRUE);
 124         gtk_window_set_resizable(GTK_WINDOW(window), TRUE);
 125         g_signal_connect(G_OBJECT(window), "delete_event",
 126                          G_CALLBACK(delete_event), NULL);
 127         g_signal_connect(G_OBJECT(window), "key_press_event",
 128                          G_CALLBACK(key_pressed), NULL);
 129         MANAGE_WINDOW_SIGNALS_CONNECT(window);
 130
 131         vbox = gtk_vbox_new(FALSE, 4);
 132         gtk_container_add(GTK_CONTAINER(window), vbox);
 133
 134         hbox = gtk_hbox_new(FALSE, 0);
 135         gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 136         gtk_container_set_border_width(GTK_CONTAINER(hbox), 4);
 137
 138         desc_label = gtk_label_new
 139                 (_("Locate the folder to export and specify the mbox file."));
 140         gtk_label_set_line_wrap(GTK_LABEL(desc_label), TRUE);
 141         gtk_box_pack_start(GTK_BOX(hbox), desc_label, FALSE, FALSE, 0);
 142
 143         table = gtk_table_new(2, 3, FALSE);
 144         gtk_box_pack_start(GTK_BOX(vbox), table, FALSE, FALSE, 0);
 145         gtk_container_set_border_width(GTK_CONTAINER(table), 8);
 146         gtk_table_set_row_spacings(GTK_TABLE(table), 8);
 147         gtk_table_set_col_spacings(GTK_TABLE(table), 8);
 148         gtk_widget_set_size_request(table, 420, -1);
 149
 150         src_label = gtk_label_new(_("Source folder:"));
 151         gtk_table_attach(GTK_TABLE(table), src_label, 0, 1, 0, 1,
 152                          (GtkAttachOptions) (GTK_FILL),
 153                          (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
 154         gtk_misc_set_alignment(GTK_MISC(src_label), 1, 0.5);
 155
 156         file_label = gtk_label_new(_("Mbox file:"));
 157         gtk_table_attach(GTK_TABLE(table), file_label, 0, 1, 1, 2,
 158                          (GtkAttachOptions) (GTK_FILL),
 159                          (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
 160         gtk_misc_set_alignment(GTK_MISC(file_label), 1, 0.5);
 161
 162         src_entry = gtk_entry_new();
 163         gtk_table_attach(GTK_TABLE(table), src_entry, 1, 2, 0, 1,
 164                          (GtkAttachOptions) (GTK_EXPAND|GTK_SHRINK|GTK_FILL),
 165                          (GtkAttachOptions) (0), 0, 0);
 166
 167         file_entry = gtk_entry_new();
 168         gtk_table_attach(GTK_TABLE(table), file_entry, 1, 2, 1, 2,
 169                          (GtkAttachOptions) (GTK_EXPAND|GTK_SHRINK|GTK_FILL),
 170                          (GtkAttachOptions) (0), 0, 0);
 171
 172         src_button = gtkut_get_browse_directory_btn(_("_Browse"));
 173         gtk_table_attach(GTK_TABLE(table), src_button, 2, 3, 0, 1,
 174                          (GtkAttachOptions) (0),
 175                          (GtkAttachOptions) (0), 0, 0);
 176         g_signal_connect(G_OBJECT(src_button), "clicked",
 177                          G_CALLBACK(export_srcsel_cb), NULL);
 178
 179         file_button = gtkut_get_browse_file_btn(_("B_rowse"));
 180         gtk_table_attach(GTK_TABLE(table), file_button, 2, 3, 1, 2,
 181                          (GtkAttachOptions) (0),
 182                          (GtkAttachOptions) (0), 0, 0);
 183         g_signal_connect(G_OBJECT(file_button), "clicked",
 184                          G_CALLBACK(export_filesel_cb), NULL);
 185
 186         gtkut_stock_button_set_create(&confirm_area,
 187                                       &cancel_button, GTK_STOCK_CANCEL,
 188                                       &ok_button, GTK_STOCK_OK,
 189                                       NULL, NULL);
 190         gtk_box_pack_end(GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 191         gtk_widget_grab_default(ok_button);
 192
 193         g_signal_connect(G_OBJECT(ok_button), "clicked",
 194                          G_CALLBACK(export_ok_cb), NULL);
 195         g_signal_connect(G_OBJECT(cancel_button), "clicked",
 196                          G_CALLBACK(export_cancel_cb), NULL);
 197
 198         gtk_widget_show_all(window);
 199 }
 200
 201 static void export_ok_cb(GtkWidget *widget, gpointer data)
 202 {
 203         const gchar *srcdir, *utf8mbox;
 204         FolderItem *src;
 205         gchar *mbox;
 206
 207         srcdir = gtk_entry_get_text(GTK_ENTRY(src_entry));
 208         utf8mbox = gtk_entry_get_text(GTK_ENTRY(file_entry));
 209
 210         if (utf8mbox && !*utf8mbox) {
 211                 alertpanel_error(_("Target mbox filename can't be left empty."));
 212                 gtk_widget_grab_focus(file_entry);
 213                 return;
 214         }
 215         if (srcdir && !*srcdir) {
 216                 alertpanel_error(_("Source folder can't be left empty."));
 217                 gtk_widget_grab_focus(src_entry);
 218                 return;
 219         }
 220
 221         mbox = g_filename_from_utf8(utf8mbox, -1, NULL, NULL, NULL);
 222         if (!mbox) {
 223                 g_warning("export_ok_cb(): failed to convert character set.\n");
 224                 mbox = g_strdup(utf8mbox);
 225         }
 226
 227         src = folder_find_item_from_identifier(srcdir);
 228         if (!src) {
 229                 alertpanel_error(_("Couldn't find the source folder."));
 230                 gtk_widget_grab_focus(src_entry);
 231                 return;
 232         } else {
 233                 export_ok = export_to_mbox(src, mbox);
 234         }
 235
 236         g_free(mbox);
 237
 238         if (gtk_main_level() > 1)
 239                 gtk_main_quit();
 240 }
 241
 242 static void export_cancel_cb(GtkWidget *widget, gpointer data)
 243 {
 244         if (gtk_main_level() > 1)
 245                 gtk_main_quit();
 246 }
 247
 248 static void export_filesel_cb(GtkWidget *widget, gpointer data)
 249 {
 250         gchar *filename;
 251
 252         filename = filesel_select_file_save(_("Select exporting file"), NULL);
 253         if (!filename) return;
 254
 255         if (g_getenv ("G_BROKEN_FILENAMES")) {
 256                 const gchar *oldstr = filename;
 257                 filename = conv_codeset_strdup (filename,
 258                                                 conv_get_locale_charset_str(),
 259                                                 CS_UTF_8);
 260                 if (!filename) {
 261                         g_warning("export_filesel_cb(): failed to convert character set.");
 262                         filename = g_strdup(oldstr);
 263                 }
 264                 gtk_entry_set_text(GTK_ENTRY(file_entry), filename);
 265                 g_free(filename);
 266         } else
 267                 gtk_entry_set_text(GTK_ENTRY(file_entry), filename);
 268 }
 269
 270 static void export_srcsel_cb(GtkWidget *widget, gpointer data)
 271 {
 272         FolderItem *src;
 273
 274         src = foldersel_folder_sel(NULL, FOLDER_SEL_ALL, NULL);
 275         if (src && src->path)
 276                 gtk_entry_set_text(GTK_ENTRY(src_entry), src->path);
 277 }
 278
 279 static gint delete_event(GtkWidget *widget, GdkEventAny *event, gpointer data)
 280 {
 281         export_cancel_cb(NULL, NULL);
 282         return TRUE;
 283 }
 284
 285 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event, gpointer data)
 286 {
 287         if (event && event->keyval == GDK_Escape)
 288                 export_cancel_cb(NULL, NULL);
 289         return FALSE;
 290 }