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/gtk.h>
#include <libgnomeui/gnome-dialog.h>
#include <gal/util/e-util.h>
#include <libgnome/gnome-i18n.h>
#include <errno.h>
#include <string.h>
#include <libgnomeui/gnome-messagebox.h>
#include <libgnomeui/gnome-stock.h>

static int 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 0 : /* Overwrite */
                e_write_file(filename, info->vcard, O_WRONLY | O_CREAT | O_TRUNC);
                break;
            case 1 : /* cancel */
                return;
        }
    } else if (error != 0) {
        GtkWidget *dialog;
        char *str;

        str = g_strdup_printf ("Error saving %s: %s", filename, strerror(errno));
        dialog = gnome_message_box_new (str, GNOME_MESSAGE_BOX_ERROR, GNOME_STOCK_BUTTON_OK, NULL);
        g_free (str);

        gnome_dialog_set_parent (GNOME_DIALOG (dialog), GTK_WINDOW (info->filesel));

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

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

static void
delete_it(GtkWidget *widget, SaveAsInfo *info)
{
    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)
{
    GtkFileSelection *filesel;
    char *file;
    char *name;
    SaveAsInfo *info = g_new(SaveAsInfo, 1);

    filesel = GTK_FILE_SELECTION(gtk_file_selection_new(title));

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

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

    gtk_signal_connect(GTK_OBJECT(filesel->ok_button), "clicked",
               save_it, info);
    gtk_signal_connect(GTK_OBJECT(filesel->cancel_button), "clicked",
               close_it, info);
    gtk_signal_connect(GTK_OBJECT(filesel), "delete_event",
               delete_it, info);
    gtk_widget_show(GTK_WIDGET(filesel));
}

void
e_contact_list_save_as(char *title, GList *list)
{
    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;
        gtk_object_get (GTK_OBJECT (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);
    } 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);
    
    gtk_signal_connect(GTK_OBJECT(filesel->ok_button), "clicked",
               save_it, info);
    gtk_signal_connect(GTK_OBJECT(filesel->cancel_button), "clicked",
               close_it, info);
    gtk_signal_connect(GTK_OBJECT(filesel), "delete_event",
               delete_it, info);
    gtk_widget_show(GTK_WIDGET(filesel));
}

static int
file_exists(GtkFileSelection *filesel, const char *filename)
{
    GnomeDialog *dialog = NULL;
    GtkWidget *label;
    GladeXML *gui = NULL;
    int result = 0;
    char *string;

    gui = glade_xml_new (EVOLUTION_GLADEDIR "/file-exists.glade", NULL);
    dialog = GNOME_DIALOG(glade_xml_get_widget(gui, "dialog-exists"));
    
    label = glade_xml_get_widget (gui, "label-exists");
    if (GTK_IS_LABEL (label)) {
        string = g_strdup_printf (_("%s already exists\nDo you want to overwrite it?"), filename);
        gtk_label_set_text (GTK_LABEL (label), string);
        g_free (string);
    }

    gnome_dialog_set_parent(dialog, GTK_WINDOW(filesel));

    gtk_widget_show (GTK_WIDGET (dialog));
    result = gnome_dialog_run_and_close(dialog);

    g_free(gui);

    return result;
}