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path: root/src/bookmarks/ephy-bookmarks-export.c
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/*
 *  Copyright (C) 2003 Marco Pesenti Gritti
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2, or (at your option)
 *  any later version.
 *
 *  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 program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#include <libxml/tree.h>

#include "ephy-bookmarks-export.h"
#include "ephy-node-common.h"
#include "ephy-file-helpers.h"
#include "ephy-debug.h"

static void
add_topics_list (EphyNode *topics, EphyNode *bmk, xmlNodePtr parent)
{
    GPtrArray *children;
    int i;
    GList *bmks = NULL, *l;
    xmlNodePtr xml_node, bag_node, item_node;

    children = ephy_node_get_children (topics);
    for (i = 0; i < children->len; i++)
    {
        EphyNode *kid;
        EphyNodePriority priority;

        kid = g_ptr_array_index (children, i);

        priority = ephy_node_get_property_int (kid, EPHY_NODE_KEYWORD_PROP_PRIORITY);
        if (priority == -1) priority = EPHY_NODE_NORMAL_PRIORITY;

        if (priority == EPHY_NODE_NORMAL_PRIORITY &&
            ephy_node_has_child (kid, bmk))
        {
            bmks = g_list_append (bmks, kid);
        }
    }
    ephy_node_thaw (topics);

    if (bmks == NULL) return;

    xml_node = xmlNewChild (parent, NULL, "dc:subject", NULL);
    bag_node = xmlNewChild (xml_node, NULL, "rdf:Bag", NULL);

    for (l = bmks; l != NULL; l = l->next)
    {
        const char *name;
        EphyNode *node = l->data;

        name = ephy_node_get_property_string
            (node, EPHY_NODE_KEYWORD_PROP_NAME);
        item_node = xmlNewChild (bag_node, NULL, "rdf:li", NULL);
        xmlNodeSetContent (item_node, name);
    }

    g_list_free (bmks);
}

void
ephy_bookmarks_export_rdf (EphyBookmarks *bookmarks,
               const char *filename)
{
    EphyNode *bmks;
    EphyNode *topics;
    xmlDocPtr doc;
    xmlNodePtr root, xml_node, channel_node, channel_seq_node;
    GPtrArray *children;
    int i;

    LOG ("Exporting to rdf")

    xmlIndentTreeOutput = TRUE;
    doc = xmlNewDoc ("1.0");

    root = xmlNewDocNode (doc, NULL, "rdf:RDF", NULL);
    xmlDocSetRootElement (doc, root);
    xmlSetProp (root, "xmlns:rdf", "http://www.w3.org/1999/02/22-rdf-syntax-ns#");
    xmlSetProp (root, "xmlns", "http://purl.org/rss/1.0/");
    xmlSetProp (root, "xmlns:dc", "http://purl.org/dc/elements/1.1/");

    channel_node = xmlNewChild (root, NULL, "channel", NULL);
    xmlSetProp (channel_node, "rdf:about", "http://epiphany.mozdev.org/bookmarks");

    xml_node = xmlNewChild (channel_node, NULL, "title", NULL);
    xmlNodeSetContent (xml_node, "Epiphany bookmarks");

    xml_node = xmlNewChild (channel_node, NULL, "link", NULL);
    xmlNodeSetContent (xml_node, "http://epiphany.mozdev.org");

    xml_node = xmlNewChild (channel_node, NULL, "items", NULL);

    channel_seq_node = xmlNewChild (xml_node, NULL, "rdf:Seq", NULL);

    bmks = ephy_bookmarks_get_bookmarks (bookmarks);
    topics = ephy_bookmarks_get_keywords (bookmarks);

    children = ephy_node_get_children (bmks);
    for (i = 0; i < children->len; i++)
    {
        EphyNode *kid;
        const char *url, *title;
        xmlNodePtr item_node;

        kid = g_ptr_array_index (children, i);


        url = ephy_node_get_property_string
            (kid, EPHY_NODE_BMK_PROP_LOCATION);
        title = ephy_node_get_property_string
            (kid, EPHY_NODE_BMK_PROP_TITLE);

        item_node = xmlNewChild (channel_seq_node, NULL, "rdf:li", NULL);
        xmlSetProp (item_node, "rdf:about", url);

        item_node = xmlNewChild (root, NULL, "item", NULL);
        xmlSetProp (item_node, "rdf:about", url);

        xml_node = xmlNewChild (item_node, NULL, "title", NULL);
        xmlNodeSetContent (xml_node, title);

        xml_node = xmlNewChild (item_node, NULL, "link", NULL);
        xmlNodeSetContent (xml_node, url);

        add_topics_list (topics, kid, item_node);
    }
    ephy_node_thaw (bmks);

    ephy_file_save_xml (filename, doc);
    xmlFreeDoc(doc);
}