path: root/addressbook/gui/contact-editor/e-contact-save-as.c

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* e-contact-editor.h
 * Copyright (C) 2000  Ximian, Inc.
 * Author: Chris Lahey <clahey@ximian.com>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of version 2 of the GNU General Public
 * License as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

#include <config.h>

#include "e-contact-save-as.h"

#include <unistd.h>
#include <fcntl.h>
#include <gtk/gtkfilesel.h>
#include <gtk/gtksignal.h>
#include <gtk/gtkmessagedialog.h>
#include <gal/util/e-util.h>
#include <libgnome/gnome-i18n.h>
#include <errno.h>
#include <string.h>
#include <libgnomeui/gnome-messagebox.h>

static gint file_exists(GtkFileSelection *filesel, const char *filename);

typedef struct {
    GtkFileSelection *filesel;
    char *vcard;
} SaveAsInfo;

static void
save_it(GtkWidget *widget, SaveAsInfo *info)
{
    gint error = 0;
    gint response = 0;
    
    const char *filename = gtk_file_selection_get_filename (info->filesel);

    error = e_write_file (filename, info->vcard, O_WRONLY | O_CREAT | O_EXCL | O_TRUNC);

    if (error == EEXIST) {
        response = file_exists(info->filesel, filename);
        switch (response) {
            case GTK_RESPONSE_ACCEPT : /* Overwrite */
                e_write_file(filename, info->vcard, O_WRONLY | O_CREAT | O_TRUNC);
                break;
            case GTK_RESPONSE_REJECT : /* cancel */
                return;
        }
    } else if (error != 0) {
        GtkWidget *dialog;
        char *str;

        str = g_strdup_printf (_("Error saving %s: %s"), filename, strerror(errno));
        dialog = gtk_message_dialog_new (GTK_WINDOW (info->filesel),
                         GTK_DIALOG_DESTROY_WITH_PARENT,
                         GTK_MESSAGE_ERROR,
                         GTK_BUTTONS_OK,
                         str);
        g_free (str);

        gtk_widget_show (dialog);
        
        return;
    }
    
    gtk_widget_destroy(GTK_WIDGET(info->filesel));
}

static void
close_it(GtkWidget *widget, SaveAsInfo *info)
{
    gtk_widget_destroy (GTK_WIDGET (info->filesel));
}

static void
destroy_it(void *data, GObject *where_the_object_was)
{
    SaveAsInfo *info = data;
    g_free (info->vcard);
    g_free (info);
}

static char *
make_safe_filename (const char *prefix, char *name)
{
    char *safe, *p;

    if (!name) {
        /* This is a filename. Translators take note. */
        name = _("card.vcf");
    }

    p = strrchr (name, '/');
    if (p)
        safe = g_strdup_printf ("%s%s%s", prefix, p, ".vcf");
    else
        safe = g_strdup_printf ("%s/%s%s", prefix, name, ".vcf");
    
    p = strrchr (safe, '/') + 1;
    if (p)
        e_filename_make_safe (p);
    
    return safe;
}

void
e_contact_save_as(char *title, ECard *card, GtkWindow *parent_window)
{
    GtkFileSelection *filesel;
    char *file;
    char *name;
    SaveAsInfo *info = g_new(SaveAsInfo, 1);

    filesel = GTK_FILE_SELECTION(gtk_file_selection_new(title));

    g_object_get (card,
              "file_as", &name,
              NULL);
    file = make_safe_filename (g_get_home_dir(), name);
    gtk_file_selection_set_filename (filesel, file);
    g_free (file);
    g_free (name);

    info->filesel = filesel;
    info->vcard = e_card_get_vcard(card);

    g_signal_connect(filesel->ok_button, "clicked",
             G_CALLBACK (save_it), info);
    g_signal_connect(filesel->cancel_button, "clicked",
             G_CALLBACK (close_it), info);
    g_object_weak_ref (G_OBJECT (filesel), destroy_it, info);

    if (parent_window) {
        gtk_window_set_transient_for (GTK_WINDOW (filesel),
                          parent_window);
        gtk_window_set_modal (GTK_WINDOW (filesel), TRUE);
    }

    gtk_widget_show(GTK_WIDGET(filesel));
}

void
e_contact_list_save_as(char *title, GList *list, GtkWindow *parent_window)
{
    GtkFileSelection *filesel;
    SaveAsInfo *info = g_new(SaveAsInfo, 1);

    filesel = GTK_FILE_SELECTION(gtk_file_selection_new(title));

    /* This is a filename. Translators take note. */
    if (list && list->data && list->next == NULL) {
        char *name, *file;
        g_object_get (list->data,
                  "file_as", &name,
                  NULL);
        file = make_safe_filename (g_get_home_dir(), name);
        gtk_file_selection_set_filename (filesel, file);
        g_free (file);
        g_free (name);
    } else {
        char *file;
        file = make_safe_filename (g_get_home_dir(), _("list"));
        gtk_file_selection_set_filename (filesel, file);
        g_free (file);
    }

    info->filesel = filesel;
    info->vcard = e_card_list_get_vcard (list);
    
    g_signal_connect(filesel->ok_button, "clicked",
             G_CALLBACK (save_it), info);
    g_signal_connect(filesel->cancel_button, "clicked",
             G_CALLBACK (close_it), info);
    g_object_weak_ref (G_OBJECT (filesel), destroy_it, info);

    if (parent_window) {
        gtk_window_set_transient_for (GTK_WINDOW (filesel),
                          parent_window);
        gtk_window_set_modal (GTK_WINDOW (filesel), TRUE);
    }

    gtk_widget_show(GTK_WIDGET(filesel));
}

static gint
file_exists(GtkFileSelection *filesel, const char *filename)
{
    GtkWidget *dialog;
    gint response;

    dialog = gtk_message_dialog_new (GTK_WINDOW (filesel),
                     0,
                     GTK_MESSAGE_QUESTION,
                     GTK_BUTTONS_NONE,
                     _("%s already exists\nDo you want to overwrite it?"), filename);

    gtk_dialog_add_buttons (GTK_DIALOG (dialog),
                GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
                _("Overwrite"), GTK_RESPONSE_ACCEPT,
                NULL);

    response = gtk_dialog_run (GTK_DIALOG (dialog));
    gtk_widget_destroy (dialog);
    return response;
}