getCollection.php

<?php
// vim: ts=4:sw=4:nu:nospell

/**
 * @file
 * HyperCities query script for Collection.
 *
 * Return the KML file that contain all children of given collection Id 
 * in View and Timespan
 *
 * @author    HyperCities Tech Team
 * @copyright Copyright 2008-2009, The Regents of the University of California
 * @date      2009-06-28
 * @version   $Id$
 *
 */

include_once('includes/dbUtil.inc');
include_once('includes/HCCollection.inc');
include_once('includes/HCKmlDocument.inc');
include_once('includes/serverSession.inc');

cServerSession::start();
HC_checkReferer();

$HC_POST = HC_sanitizeInput($_POST, 
			array('func'=>'str', 'cid'=>'int', 'dateFrom'=>'dtime', 'dateTo'=>'dtime',
				'dateFromIsBC'=>'int', 'dateToIsBC'=>'int', 'zoom'=>'int',
				'swLat'=>'float', 'swLng'=>'float', 'neLat'=>'float', 'neLng'=>'float',),
			array('func', 'cid', 'swLat', 'swLng', 'neLat', 'neLng', 'zoom',
				'dateFrom', 'dateTo', 'dateFromIsBC', 'dateToIsBC'));

$cid = $HC_POST['cid'];
$neLat = $HC_POST['neLat'];
$neLng = $HC_POST['neLng'];
$swLat = $HC_POST['swLat'];
$swLng = $HC_POST['swLng'];
$dateFromIsBC = $HC_POST['dateFromIsBC'];
$dateFrom = $HC_POST['dateFrom'];
$dateToIsBC = $HC_POST['dateToIsBC'];
$dateTo = $HC_POST['dateTo'];

$userId  = cServerSession::getUserId();
$isLogin = !empty($userId);
$isAdmin = cServerSession::isAdmin();

// Get Collection Metadata
$collectionInfo = HCCollection::getCollectionInfoById($cid, $isAdmin);

// Get Children Info of Collection $cid in bound timespan and view
$children = HCCollection::getCollectionByIdBound($cid,
				$swLat, $swLng, $neLat, $neLng,
				$dateFromIsBC, $dateFrom, $dateToIsBC, $dateTo, $isAdmin);

// Create HyperCities KML Document
$dom = new HCKmlDocument();

// Set Collection Metadata
$dom->setMetadata($dom->docNode, $cid,
        $collectionInfo['object_state_id'],
        $collectionInfo['title'],
        $collectionInfo['creator'],
        NULL,
        $collectionInfo['description'],
        $collectionInfo['date_from'], $collectionInfo['dateFrom_isBC'],
        $collectionInfo['date_to'], $collectionInfo['dateTo_isBC'],
        $collectionInfo['sw_lon'], $collectionInfo['sw_lat'],
        $collectionInfo['ne_lon'], $collectionInfo['ne_lat'],
		"collection", $collectionInfo['owner_id'], 
		$collectionInfo['view'], $collectionInfo['zoom']);

// Create Dom for collections
$dom->addCollections($dom->docNode, $children);

// Output Final KML Files
$dom->formatOutput = true;
$collection_xml = $dom->saveXML($dom->documentElement);
header('Content-type: application/xml');
echo $collection_xml;
?>