src/export.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2017 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 #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 "filesel.h"
  37 #include "foldersel.h"
  38 #include "gtkutils.h"
  39 #include "manage_window.h"
  40 #include "folder.h"
  41 #include "utils.h"
  42 #include "codeconv.h"
  43 #include "alertpanel.h"
  44
  45 static GtkWidget *window;
  46 static GtkWidget *src_entry;
  47 static GtkWidget *file_entry;
  48 static GtkWidget *src_button;
  49 static GtkWidget *file_button;
  50 static GtkWidget *ok_button;
  51 static GtkWidget *cancel_button;
  52 static gboolean export_ok; /* see export_mbox() return values */
  53
  54 static void export_create(void);
  55 static void export_ok_cb(GtkWidget *widget, gpointer data);
  56 static void export_cancel_cb(GtkWidget *widget, gpointer data);
  57 static void export_srcsel_cb(GtkWidget *widget, gpointer data);
  58 static void export_filesel_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 export_mbox(FolderItem *default_src)
  63 /* return values: -2 skipped/cancelled, -1 error, 0 OK */
  64 {
  65         gchar *src_id = NULL;
  66
  67         export_ok = -2; // skipped or cancelled
  68
  69         if (!window) {
  70                 export_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_src && default_src->path) {
  80                 src_id = folder_item_get_identifier(default_src);
  81         }
  82
  83         if (src_id) {
  84                 gtk_entry_set_text(GTK_ENTRY(src_entry), src_id);
  85                 g_free(src_id);
  86         } else {
  87                 gtk_entry_set_text(GTK_ENTRY(src_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 export_ok;
 100 }
 101
 102 static void export_create(void)
 103 {
 104         GtkWidget *vbox;
 105         GtkWidget *hbox;
 106         GtkWidget *desc_label;
 107         GtkWidget *table;
 108         GtkWidget *file_label;
 109         GtkWidget *src_label;
 110         GtkWidget *confirm_area;
 111
 112         window = gtkut_window_new(GTK_WINDOW_TOPLEVEL, "export");
 113         gtk_window_set_title(GTK_WINDOW(window), _("Export to 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 folder to export and specify the mbox file."));
 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         src_label = gtk_label_new(_("Source folder:"));
 144         gtk_table_attach(GTK_TABLE(table), src_label, 0, 1, 0, 1,
 145                          (GtkAttachOptions) (GTK_FILL),
 146                          (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
 147         gtk_misc_set_alignment(GTK_MISC(src_label), 1, 0.5);
 148
 149         file_label = gtk_label_new(_("Mbox file:"));
 150         gtk_table_attach(GTK_TABLE(table), file_label, 0, 1, 1, 2,
 151                          (GtkAttachOptions) (GTK_FILL),
 152                          (GtkAttachOptions) (GTK_EXPAND|GTK_FILL), 0, 0);
 153         gtk_misc_set_alignment(GTK_MISC(file_label), 1, 0.5);
 154
 155         src_entry = gtk_entry_new();
 156         gtk_table_attach(GTK_TABLE(table), src_entry, 1, 2, 0, 1,
 157                          (GtkAttachOptions) (GTK_EXPAND|GTK_SHRINK|GTK_FILL),
 158                          (GtkAttachOptions) (0), 0, 0);
 159
 160         file_entry = gtk_entry_new();
 161         gtk_table_attach(GTK_TABLE(table), file_entry, 1, 2, 1, 2,
 162                          (GtkAttachOptions) (GTK_EXPAND|GTK_SHRINK|GTK_FILL),
 163                          (GtkAttachOptions) (0), 0, 0);
 164         gtk_entry_set_activates_default(GTK_ENTRY(file_entry), TRUE);
 165
 166         src_button = gtkut_get_browse_directory_btn(_("_Browse"));
 167         gtk_table_attach(GTK_TABLE(table), src_button, 2, 3, 0, 1,
 168                          (GtkAttachOptions) (0),
 169                          (GtkAttachOptions) (0), 0, 0);
 170         g_signal_connect(G_OBJECT(src_button), "clicked",
 171                          G_CALLBACK(export_srcsel_cb), NULL);
 172
 173         file_button = gtkut_get_browse_file_btn(_("B_rowse"));
 174         gtk_table_attach(GTK_TABLE(table), file_button, 2, 3, 1, 2,
 175                          (GtkAttachOptions) (0),
 176                          (GtkAttachOptions) (0), 0, 0);
 177         g_signal_connect(G_OBJECT(file_button), "clicked",
 178                          G_CALLBACK(export_filesel_cb), NULL);
 179
 180         gtkut_stock_button_set_create(&confirm_area,
 181                                       &cancel_button, GTK_STOCK_CANCEL,
 182                                       &ok_button, GTK_STOCK_OK,
 183                                       NULL, NULL);
 184         gtk_box_pack_end(GTK_BOX(vbox), confirm_area, FALSE, FALSE, 0);
 185         gtk_widget_grab_default(ok_button);
 186
 187         g_signal_connect(G_OBJECT(ok_button), "clicked",
 188                          G_CALLBACK(export_ok_cb), NULL);
 189         g_signal_connect(G_OBJECT(cancel_button), "clicked",
 190                          G_CALLBACK(export_cancel_cb), NULL);
 191
 192         gtk_widget_show_all(window);
 193 }
 194
 195 static void export_ok_cb(GtkWidget *widget, gpointer data)
 196 {
 197         const gchar *srcdir, *utf8mbox;
 198         FolderItem *src;
 199         gchar *mbox;
 200
 201         srcdir = gtk_entry_get_text(GTK_ENTRY(src_entry));
 202         utf8mbox = gtk_entry_get_text(GTK_ENTRY(file_entry));
 203
 204         if (utf8mbox && !*utf8mbox) {
 205                 alertpanel_error(_("Target mbox filename can't be left empty."));
 206                 gtk_widget_grab_focus(file_entry);
 207                 return;
 208         }
 209         if (srcdir && !*srcdir) {
 210                 alertpanel_error(_("Source folder can't be left empty."));
 211                 gtk_widget_grab_focus(src_entry);
 212                 return;
 213         }
 214
 215         mbox = g_filename_from_utf8(utf8mbox, -1, NULL, NULL, NULL);
 216         if (!mbox) {
 217                 g_warning("export_ok_cb(): failed to convert character set.");
 218                 mbox = g_strdup(utf8mbox);
 219         }
 220
 221         src = folder_find_item_from_identifier(srcdir);
 222         if (!src) {
 223                 alertpanel_error(_("Couldn't find the source folder."));
 224                 gtk_widget_grab_focus(src_entry);
 225                 g_free(mbox);
 226                 return;
 227         } else {
 228                 export_ok = export_to_mbox(src, mbox);
 229         }
 230
 231         g_free(mbox);
 232
 233         if (gtk_main_level() > 1)
 234                 gtk_main_quit();
 235 }
 236
 237 static void export_cancel_cb(GtkWidget *widget, gpointer data)
 238 {
 239         if (gtk_main_level() > 1)
 240                 gtk_main_quit();
 241 }
 242
 243 static void export_filesel_cb(GtkWidget *widget, gpointer data)
 244 {
 245         gchar *filename;
 246
 247         filename = filesel_select_file_save(_("Select exporting file"), NULL);
 248         if (!filename) return;
 249
 250         if (g_getenv ("G_BROKEN_FILENAMES")) {
 251                 const gchar *oldstr = filename;
 252                 filename = conv_codeset_strdup (filename,
 253                                                 conv_get_locale_charset_str(),
 254                                                 CS_UTF_8);
 255                 if (!filename) {
 256                         g_warning("export_filesel_cb(): failed to convert character set.");
 257                         filename = g_strdup(oldstr);
 258                 }
 259                 gtk_entry_set_text(GTK_ENTRY(file_entry), filename);
 260                 g_free(filename);
 261         } else
 262                 gtk_entry_set_text(GTK_ENTRY(file_entry), filename);
 263 }
 264
 265 static void export_srcsel_cb(GtkWidget *widget, gpointer data)
 266 {
 267         FolderItem *src;
 268
 269         src = foldersel_folder_sel(NULL, FOLDER_SEL_ALL, NULL, FALSE,
 270                         _("Select folder to export"));
 271         if (src && src->path)
 272                 gtk_entry_set_text(GTK_ENTRY(src_entry), src->path);
 273 }
 274
 275 static gint delete_event(GtkWidget *widget, GdkEventAny *event, gpointer data)
 276 {
 277         export_cancel_cb(NULL, NULL);
 278         return TRUE;
 279 }
 280
 281 static gboolean key_pressed(GtkWidget *widget, GdkEventKey *event, gpointer data)
 282 {
 283         if (event && event->keyval == GDK_KEY_Escape)
 284                 export_cancel_cb(NULL, NULL);
 285         return FALSE;
 286 }