path: root/modules/mail/e-mail-config-format-html.c

/*
 * e-mail-config-format-html.c
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) version 3.
 *
 * 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with the program; if not, see <http://www.gnu.org/licenses/>
 *
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include "e-mail-config-format-html.h"

#include <libebackend/libebackend.h>

#include <shell/e-shell.h>
#include <e-util/e-util.h>
#include <em-format/e-mail-formatter.h>
#include <mail/e-mail-reader-utils.h>

static gpointer parent_class;

static void
headers_changed_cb (GConfClient *client,
                    guint cnxn_id,
                    GConfEntry *entry,
                    gpointer user_data)
{
    GSList *header_config_list, *p;
    EExtension *extension;
    EMailFormatter *formatter;

    g_return_if_fail (client != NULL);

    extension = user_data;
    formatter = E_MAIL_FORMATTER (e_extension_get_extensible (extension));

    header_config_list = gconf_client_get_list (
        client, "/apps/evolution/mail/display/headers",
        GCONF_VALUE_STRING, NULL);

    e_mail_formatter_clear_headers (formatter);
    for (p = header_config_list; p; p = g_slist_next (p)) {
        EMailReaderHeader *h;
        gchar *xml = (gchar *) p->data;

        h = e_mail_reader_header_from_xml (xml);
        if (h && h->enabled)
            e_mail_formatter_add_header (
                formatter, h->name, NULL,
                E_MAIL_FORMATTER_HEADER_FLAG_BOLD);

        e_mail_reader_header_free (h);
    }

    if (!header_config_list)
        e_mail_formatter_set_default_headers (formatter);

    g_slist_foreach (header_config_list, (GFunc) g_free, NULL);
    g_slist_free (header_config_list);
}

static void
remove_header_notify_cb (gpointer data)
{
    GConfClient *client;
    guint notify_id;

    notify_id = GPOINTER_TO_INT (data);
    g_return_if_fail (notify_id != 0);

    client = gconf_client_get_default ();
    gconf_client_notify_remove (client, notify_id);
    gconf_client_remove_dir (client, "/apps/evolution/mail/display", NULL);
    g_object_unref (client);
}

static void
mail_config_format_html_constructed (GObject *object)
{
    EExtension *extension;
    EExtensible *extensible;
    EShellSettings *shell_settings;
    EShell *shell;
    GConfClient *client;
    guint notify_id;

    extension = E_EXTENSION (object);
    extensible = e_extension_get_extensible (extension);

    shell = e_shell_get_default ();
    shell_settings = e_shell_get_shell_settings (shell);

    g_object_bind_property_full (
        shell_settings, "mail-citation-color",
        extensible, "citation-color",
        G_BINDING_SYNC_CREATE,
        e_binding_transform_string_to_color,
        NULL, NULL, (GDestroyNotify) NULL);

    g_object_bind_property (
        shell_settings, "mail-mark-citations",
        extensible, "mark-citations",
        G_BINDING_SYNC_CREATE);

    g_object_bind_property (
        shell_settings, "mail-image-loading-policy",
        extensible, "image-loading-policy",
        G_BINDING_SYNC_CREATE);

    g_object_bind_property (
        shell_settings, "mail-only-local-photos",
        extensible, "only-local-photos",
        G_BINDING_SYNC_CREATE);

    g_object_bind_property (
        shell_settings, "mail-show-sender-photo",
        extensible, "show-sender-photo",
        G_BINDING_SYNC_CREATE);

    g_object_bind_property (
        shell_settings, "mail-show-real-date",
        extensible, "show-real-date",
        G_BINDING_SYNC_CREATE);

    g_object_bind_property (
        shell_settings, "mail-show-animated-images",
        extensible, "animate-images",
        G_BINDING_SYNC_CREATE);


    client = gconf_client_get_default ();
    gconf_client_add_dir (
        client, "/apps/evolution/mail/display",
        GCONF_CLIENT_PRELOAD_NONE, NULL);
    notify_id = gconf_client_notify_add (
        client, "/apps/evolution/mail/display/headers",
        (GConfClientNotifyFunc) headers_changed_cb,
        object, NULL, NULL);

    g_object_set_data_full (
        G_OBJECT (extensible), "reader-header-notify-id",
        GINT_TO_POINTER (notify_id), remove_header_notify_cb);

    /* Initial synchronization */
    headers_changed_cb (client, 0, NULL, object);

    /* Chain up to parent's constructed() method. */
    G_OBJECT_CLASS (parent_class)->constructed (object);
}

static void
mail_config_format_html_class_init (EExtensionClass *class)
{
    GObjectClass *object_class;

    parent_class = g_type_class_peek_parent (class);

    object_class = G_OBJECT_CLASS (class);
    object_class->constructed = mail_config_format_html_constructed;

    class->extensible_type = E_TYPE_MAIL_FORMATTER;
}

void
e_mail_config_format_html_register_type (GTypeModule *type_module)
{
    static const GTypeInfo type_info = {
        sizeof (EExtensionClass),
        (GBaseInitFunc) NULL,
        (GBaseFinalizeFunc) NULL,
        (GClassInitFunc) mail_config_format_html_class_init,
        (GClassFinalizeFunc) NULL,
        NULL,  /* class_data */
        sizeof (EExtension),
        0,     /* n_preallocs */
        (GInstanceInitFunc) NULL,
        NULL   /* value_table */
    };

    g_type_module_register_type (
        type_module, E_TYPE_EXTENSION,
        "EMailConfigFormatHTML", &type_info, 0);
}