/*

 * Copyright (C) 2009 Nokia Corporation.

 *

 * Authors: Zeeshan Ali (Khattak) <zeeshan.ali@nokia.com>

 *                                <zeeshanak@gnome.org>

 *

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Library General Public

 * License as published by the Free Software Foundation; either

 * version 2 of the License, or (at your option) any later version.

 *

 * This library 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

 * Library General Public License for more details.

 *

 * You should have received a copy of the GNU Library General Public

 * License along with this library; if not, write to the

 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,

 * Boston, MA 02110-1301, USA.

 */

/**

 * SECTION:gupnp-didl-lite-item

 * @short_description: DIDL-Lite Item

 *

 * #GUPnPDIDLLiteItem respresents a DIDL-Lite item element.

 */

#include <string.h>

#include "gupnp-didl-lite-item.h"

#include "xml-util.h"

#include "time-utils.h"

G_DEFINE_TYPE (GUPnPDIDLLiteItem,

               gupnp_didl_lite_item,

               GUPNP_TYPE_DIDL_LITE_OBJECT);

enum {

        PROP_0,

        PROP_REF_ID,

        PROP_LIFETIME

};

static void

gupnp_didl_lite_item_init (G_GNUC_UNUSED GUPnPDIDLLiteItem *item)

{

        /* Nothing to initialize, yay! */

}

static void

gupnp_didl_lite_item_get_property (GObject    *object,

                                   guint       property_id,

                                   GValue     *value,

                                   GParamSpec *pspec)

{

        GUPnPDIDLLiteItem *item;

        item = GUPNP_DIDL_LITE_ITEM (object);

        switch (property_id) {

        case PROP_REF_ID:

                g_value_set_string

                        (value,

                         gupnp_didl_lite_item_get_ref_id (item));

                break;

        case PROP_LIFETIME:

                g_value_set_long

                        (value,

                         gupnp_didl_lite_item_get_lifetime (item));

                break;

        default:

                G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);

                break;

        }

}

static void

gupnp_didl_lite_item_set_property (GObject      *object,

                                   guint         property_id,

                                   const GValue *value,

                                   GParamSpec   *pspec)

{

        GUPnPDIDLLiteItem *item;

        item = GUPNP_DIDL_LITE_ITEM (object);

        switch (property_id) {

        case PROP_REF_ID:

                gupnp_didl_lite_item_set_ref_id (item,

                                                 g_value_get_string (value));

                break;

        case PROP_LIFETIME:

                gupnp_didl_lite_item_set_lifetime (item,

                                                   g_value_get_long (value));

                break;

        default:

                G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);

                break;

        }

}

static void

gupnp_didl_lite_item_class_init (GUPnPDIDLLiteItemClass *klass)

{

        GObjectClass *object_class;

        object_class = G_OBJECT_CLASS (klass);

        object_class->get_property = gupnp_didl_lite_item_get_property;

        object_class->set_property = gupnp_didl_lite_item_set_property;

        /**

         * GUPnPDIDLLiteItem:ref-id:

         *

         * The ref ID of this item.

         **/

        g_object_class_install_property

                (object_class,

                 PROP_REF_ID,

                 g_param_spec_string ("ref-id",

                                      "RefID",

                                      "The ref ID of this item.",

                                      NULL,

                                      G_PARAM_READWRITE |

                                      G_PARAM_STATIC_NAME |

                                      G_PARAM_STATIC_NICK |

                                      G_PARAM_STATIC_BLURB));

        /**

         * GUPnPDIDLLiteItem:lifetime:

         *

         * The lifetime in seconds of this DIDLLite item in a media collection.

         **/

        g_object_class_install_property

                (object_class,

                 PROP_LIFETIME,

                 g_param_spec_long ("lifetime",

                                    "Lifetime",

                                    "The lifetime (in seconds) of this"

                                    " item.",

                                    -1,

                                    G_MAXLONG,

                                    -1,

                                    G_PARAM_READWRITE |

                                    G_PARAM_STATIC_STRINGS));

}

/**

 * gupnp_didl_lite_item_get_ref_id:

 * @item: #GUPnPDIDLLiteItem

 *

 * Get the ref ID of the @item.

 *

 * Return value: The ref ID of the @item, or %NULL.

 **/

const char *

gupnp_didl_lite_item_get_ref_id (GUPnPDIDLLiteItem *item)

{

        xmlNode *xml_node;

        g_return_val_if_fail (item != NULL, 0);

        g_return_val_if_fail (GUPNP_IS_DIDL_LITE_ITEM (item), NULL);

        xml_node = gupnp_didl_lite_object_get_xml_node

                                        (GUPNP_DIDL_LITE_OBJECT (item));

        return xml_util_get_attribute_content (xml_node, "refID");

}

/**

 * gupnp_didl_lite_item_set_ref_id:

 * @item: #GUPnPDIDLLiteItem

 * @ref_id: The ref ID

 *

 * Set the ref ID of the @item.

 **/

void

gupnp_didl_lite_item_set_ref_id (GUPnPDIDLLiteItem *item,

                                 const char        *ref_id)

{

        xmlNode *xml_node;

        g_return_if_fail (item != NULL);

        g_return_if_fail (GUPNP_IS_DIDL_LITE_ITEM (item));

        xml_node = gupnp_didl_lite_object_get_xml_node

                                (GUPNP_DIDL_LITE_OBJECT (item));

        xmlSetProp (xml_node,

                    (unsigned char *) "refID",

                    (unsigned char *) ref_id);

        g_object_notify (G_OBJECT (item), "ref-id");

}

/**

 * gupnp_didl_lite_item_set_lifetime:

 * @item: #GUPnPDIDLLiteItem

 * @lifetime: The lifetime (in seconds) of this item in a media collection.

 **/

void

gupnp_didl_lite_item_set_lifetime (GUPnPDIDLLiteItem *item,

                                   glong              lifetime)

{

        xmlNode *node = NULL;

        xmlNs *ns = NULL;

        GUPnPAVXMLDoc *doc = NULL;

        GUPnPDIDLLiteObject *object = NULL;

        g_return_if_fail (GUPNP_IS_DIDL_LITE_ITEM (item));

        object = GUPNP_DIDL_LITE_OBJECT (item);

        node = gupnp_didl_lite_object_get_xml_node (object);

        ns = gupnp_didl_lite_object_get_dlna_namespace (object);

        g_object_get (G_OBJECT (object), "xml-doc", &doc, NULL);

        if (lifetime < 0)

                xml_util_unset_child (node, "lifetime");

        else {

                char *str;

                str = seconds_to_time (lifetime);

                xml_util_set_child (node,

                                    GUPNP_XML_NAMESPACE_DLNA,

                                    &ns,

                                    doc->doc,

                                    "lifetime",

                                    str);

                g_free (str);

        }

        g_object_notify (G_OBJECT (object), "lifetime");

}

/**

 * gupnp_didl_lite_item_get_lifetime:

 * @item: #GUPnPDIDLLiteItem

 *

 * Returns: -1 if unset or the lifetime (in seconds) of the current item.

 **/

glong

gupnp_didl_lite_item_get_lifetime (GUPnPDIDLLiteItem *item)

{

        xmlNode *node = NULL;

        const char *lifetime_str;

        long lifetime;

        GUPnPDIDLLiteObject *object = NULL;

        g_return_val_if_fail (GUPNP_IS_DIDL_LITE_ITEM (item), -1);

        object = GUPNP_DIDL_LITE_OBJECT (item);

        node = gupnp_didl_lite_object_get_xml_node (object);

        lifetime_str = xml_util_get_child_element_content (node, "lifetime");

        lifetime = seconds_from_time (lifetime_str);

        return lifetime;

}