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/*
* libslp-location
*
* Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. All rights reserved.
*
* Contact: Youngae Kang <youngae.kang@samsung.com>, Yunhan Kim <yhan.kim@samsung.com>,
* Genie Kim <daejins.kim@samsung.com>, Minjune Kim <sena06.kim@samsung.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <glib.h>
#include <json-glib.h>
#include "location.h"
JsonParser *parser;
JsonNode *root;
static int _get_polygon_position_count(int polygon_index)
{
if (parser == NULL || root == NULL) return 0;
JsonObject* polygon_obj = json_array_get_object_element(json_node_get_array(root), polygon_index);
if (polygon_obj == NULL) return 0;
JsonArray * positions = json_object_get_array_member (polygon_obj, "positions");
if (positions == NULL) return 0;
return json_array_get_length(positions);
}
static LocationPosition* _get_position_from_polygon(int polygon_index, int pos_index)
{
double latitude = 0.0;
double longitude = 0.0;
LocationPosition *position = NULL;
if (parser == NULL || root == NULL) return NULL;
JsonObject *polygon_obj = json_array_get_object_element(json_node_get_array(root), polygon_index);
JsonArray * pos_array = json_object_get_array_member(polygon_obj, "positions");
JsonObject* pos = json_array_get_object_element(pos_array, pos_index);
latitude = json_object_get_double_member(pos, "latitude");
longitude = json_object_get_double_member(pos, "longitude");
if (latitude == 0.0 || longitude == 0.0) return NULL;
position = location_position_new(0, latitude, longitude, 0.0, LOCATION_STATUS_2D_FIX);
return position;
}
static LocationPosition* _get_marker_position_from_polygon(int polygon_index, int pos_index)
{
double latitude = 0.0;
double longitude = 0.0;
LocationPosition *position = NULL;
if (parser == NULL || root == NULL) return NULL;
JsonObject *polygon_obj = json_array_get_object_element(json_node_get_array(root), polygon_index);
JsonArray * pos_array = json_object_get_array_member(polygon_obj, "marker_position");
JsonObject* pos = json_array_get_object_element(pos_array, pos_index);
latitude = json_object_get_double_member(pos, "latitude");
longitude = json_object_get_double_member(pos, "longitude");
if (latitude == 0.0 || longitude == 0.0) return NULL;
position = location_position_new(0, latitude, longitude, 0.0, LOCATION_STATUS_2D_FIX);
return position;
}
static void _free_position_list(gpointer data)
{
if (data == NULL) return;
LocationPosition *position = (LocationPosition*) data;
location_position_free(position);
}
LocationBoundary* json_util_get_polygon_boundary(int polygon_index)
{
if (parser == NULL || root == NULL) {
g_printf("invalid param parser[%d], root[%d]\n", parser, root);
return NULL;
}
GList* position_list = NULL;
LocationBoundary *boundary = NULL;
int index = 0;
int pos_count = _get_polygon_position_count(polygon_index);
if (pos_count == 0) return NULL;
for(index = 0; index < pos_count; index++) {
position_list = g_list_append(position_list, _get_position_from_polygon(polygon_index, index));
}
boundary = location_boundary_new_for_polygon(position_list);
g_list_free_full(position_list, (GDestroyNotify)_free_position_list);
return boundary;
}
/* Polygon boundary */
int json_util_get_polygon_count(void)
{
JsonArray * array = json_node_get_array(root);
return json_array_get_length(array);
}
char *json_util_get_polygon_name(int polygon_index)
{
char *name = NULL;
JsonObject *polygon_obj = json_array_get_object_element(json_node_get_array(root), polygon_index);
name = (char *)json_object_get_string_member(polygon_obj, "name");
if (name == NULL) return NULL;
return g_strdup(name);
}
/* Test Marker */
char * json_util_get_marker_name(int polygon_index, int pos_index)
{
char *result = NULL;
if (parser == NULL || root == NULL) return NULL;
JsonObject *polygon_obj = json_array_get_object_element(json_node_get_array(root), polygon_index);
JsonArray * pos_array = json_object_get_array_member(polygon_obj, "marker_position");
JsonObject* pos = json_array_get_object_element(pos_array, pos_index);
result = (char *)json_object_get_string_member(pos, "where");
if (result == NULL) return NULL;
return g_strdup(result);
}
int json_util_get_marker_position_count(int polygon_index)
{
if (parser == NULL || root == NULL) return 0;
JsonObject* polygon_obj = json_array_get_object_element(json_node_get_array(root), polygon_index);
JsonArray * marker_position = json_object_get_array_member (polygon_obj, "marker_position");
return json_array_get_length(marker_position);
}
LocationPosition *json_util_get_marker_position(int polygon_index, int marker_index)
{
if (parser == NULL || root == NULL) return NULL;
LocationPosition* position = NULL;
position = _get_marker_position_from_polygon(polygon_index, marker_index);
return position;
}
char* json_util_result_zone_test(int polygon_index, int marker_index)
{
if (parser == NULL || root == NULL) return NULL;
char *result = NULL;
JsonObject *polygon_obj = json_array_get_object_element(json_node_get_array(root), polygon_index);
JsonArray * pos_array = json_object_get_array_member(polygon_obj, "marker_position");
JsonObject* pos = json_array_get_object_element(pos_array, marker_index);
result = (char *)json_object_get_string_member(pos, "result");
if (result == NULL) return NULL;
return g_strdup(result);
}
void json_util_init(const char * file_name)
{
g_print("Enter init_json_parser");
GError *error;
gboolean ret = FALSE;
if (parser != NULL) return;
parser = json_parser_new();
error = NULL;
ret = json_parser_load_from_file(parser, file_name, &error);
if (ret == FALSE) {
g_print("Unable to parser[%s]:[%s]\n", file_name, error->message);
return ;
}
root = json_parser_get_root(parser);
}
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