path: root/modules/cal-config-local/e-source-local.c

/*
 * e-source-local.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/>
 *
 */

#include "e-source-local.h"

#define E_SOURCE_LOCAL_GET_PRIVATE(obj) \
    (G_TYPE_INSTANCE_GET_PRIVATE \
    ((obj), E_TYPE_SOURCE_LOCAL, ESourceLocalPrivate))

struct _ESourceLocalPrivate {
    GMutex property_lock;
    GFile *custom_file;
};

enum {
    PROP_0,
    PROP_CUSTOM_FILE
};

G_DEFINE_DYNAMIC_TYPE (
    ESourceLocal,
    e_source_local,
    E_TYPE_SOURCE_EXTENSION)

static void
source_local_set_property (GObject *object,
                           guint property_id,
                           const GValue *value,
                           GParamSpec *pspec)
{
    switch (property_id) {
        case PROP_CUSTOM_FILE:
            e_source_local_set_custom_file (
                E_SOURCE_LOCAL (object),
                g_value_get_object (value));
            return;
    }

    G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}

static void
source_local_get_property (GObject *object,
                           guint property_id,
                           GValue *value,
                           GParamSpec *pspec)
{
    switch (property_id) {
        case PROP_CUSTOM_FILE:
            g_value_take_object (
                value,
                e_source_local_dup_custom_file (
                E_SOURCE_LOCAL (object)));
            return;
    }

    G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}

static void
source_local_dispose (GObject *object)
{
    ESourceLocalPrivate *priv;

    priv = E_SOURCE_LOCAL_GET_PRIVATE (object);

    if (priv->custom_file != NULL) {
        g_object_unref (priv->custom_file);
        priv->custom_file = NULL;
    }

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

static void
source_local_finalize (GObject *object)
{
    ESourceLocalPrivate *priv;

    priv = E_SOURCE_LOCAL_GET_PRIVATE (object);

    g_mutex_clear (&priv->property_lock);

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

static void
e_source_local_class_init (ESourceLocalClass *class)
{
    GObjectClass *object_class;
    ESourceExtensionClass *extension_class;

    g_type_class_add_private (class, sizeof (ESourceLocalPrivate));

    object_class = G_OBJECT_CLASS (class);
    object_class->set_property = source_local_set_property;
    object_class->get_property = source_local_get_property;
    object_class->dispose = source_local_dispose;
    object_class->finalize = source_local_finalize;

    extension_class = E_SOURCE_EXTENSION_CLASS (class);
    extension_class->name = E_SOURCE_EXTENSION_LOCAL_BACKEND;

    g_object_class_install_property (
        object_class,
        PROP_CUSTOM_FILE,
        g_param_spec_object (
            "custom-file",
            "Custom File",
            "Custom iCalendar file",
            G_TYPE_FILE,
            G_PARAM_READWRITE |
            G_PARAM_CONSTRUCT |
            E_SOURCE_PARAM_SETTING));
}

static void
e_source_local_class_finalize (ESourceLocalClass *class)
{
}

static void
e_source_local_init (ESourceLocal *extension)
{
    extension->priv = E_SOURCE_LOCAL_GET_PRIVATE (extension);
    g_mutex_init (&extension->priv->property_lock);
}

void
e_source_local_type_register (GTypeModule *type_module)
{
    /* XXX G_DEFINE_DYNAMIC_TYPE declares a static type registration
     *     function, so we have to wrap it with a public function in
     *     order to register types from a separate compilation unit. */
    e_source_local_register_type (type_module);
}

GFile *
e_source_local_get_custom_file (ESourceLocal *extension)
{
    g_return_val_if_fail (E_IS_SOURCE_LOCAL (extension), NULL);

    return extension->priv->custom_file;
}

GFile *
e_source_local_dup_custom_file (ESourceLocal *extension)
{
    GFile *protected;
    GFile *duplicate;

    g_return_val_if_fail (E_IS_SOURCE_LOCAL (extension), NULL);

    g_mutex_lock (&extension->priv->property_lock);

    protected = e_source_local_get_custom_file (extension);
    duplicate = (protected != NULL) ? g_file_dup (protected) : NULL;

    g_mutex_unlock (&extension->priv->property_lock);

    return duplicate;
}

void
e_source_local_set_custom_file (ESourceLocal *extension,
                                GFile *custom_file)
{
    g_return_if_fail (E_IS_SOURCE_LOCAL (extension));

    if (custom_file != NULL) {
        g_return_if_fail (G_IS_FILE (custom_file));
        g_object_ref (custom_file);
    }

    g_mutex_lock (&extension->priv->property_lock);

    if (extension->priv->custom_file != NULL)
        g_object_unref (extension->priv->custom_file);

    extension->priv->custom_file = custom_file;

    g_mutex_unlock (&extension->priv->property_lock);

    g_object_notify (G_OBJECT (extension), "custom-file");
}