<?php
/**
 * Copyright (C) 2010  Arie Nugraha (hide@address.com)
 *
 * 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 of the License, 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 *
 */

/* Update or Delete Catalog data on UCS server */

// main system configuration
require '../../../sysconfig.inc.php';
require SENAYAN_BASE_DIR.'admin/default/session.inc.php';
require SENAYAN_BASE_DIR.'admin/default/session_check.inc.php';
require SENAYAN_BASE_DIR.'ucnode.inc.php';
require LIB_DIR.'http_request.inc.php';

// privileges checking
$can_read = utility::havePrivilege('bibliography', 'r');
$can_write = utility::havePrivilege('bibliography', 'w');

// sent HTTP header
header('Content-type: text/json');

if (!($can_read && $can_write)) {
    die(json_encode(array('status' => 'UNAUTHORIZED', 'message' => 'Unauthorized Access!')));
}

if (isset($_POST['itemID']) && !empty($_POST['itemID']) && isset($_POST['nodeOperation'])) {
    $biblioIDS = '';
    // concat all ID
	if (is_array($_POST['itemID'])) {
		foreach ($_POST['itemID'] as $itemID) {
			$biblioID = (integer)$itemID;
			$biblioIDS .= $biblioID.',';
		}
		// remove last comma
		$biblioIDS = substr_replace($biblioIDS, '', -1);
	} else {
		$biblioIDS = (integer)$_POST['itemID'];
	}

	// node data
	if ($_POST['nodeOperation'] == 'delete') {
		$data = array(
			'operation' => 'delete',
			'biblio' => $biblioIDS
		);
	}

    // encode array to json format
    $to_sent['node_info'] = $node;
    $to_sent['node_data'] = $data;
    // create HTTP request
    $http_request = new http_request();
    // send HTTP POST request
    $http_request->send_http_request($ucs['serveraddr'].'/uc-ops.php', $_SERVER['SERVER_ADDR'], $to_sent, 'POST', 'text/json');
    // below is for debugging purpose only
	// die(json_encode(array('status' => 'RAW', 'message' => $http_request->body())));

	// check for http request error
	if ($req_error = $http_request->error()) {
		die(json_encode(array('status' => 'HTTP_REQUEST_ERROR', 'message' => $req_error['message'])));
	}

    // print out body of request result
    echo $http_request->body();
    exit();
} else {
    die(json_encode(array('status' => 'NO_BIBLIO_SELECTED', 'message' => 'Please select bibliographic data to update!')));
}
?>