/**
* Called by AJAX
* @return
*/
public function RegionPreview()
{
$db =& $this->db;
$user =& $this->user;
include_once "lib/data/region.data.class.php";
//ajax request handler
$response = new ResponseManager();
//Expect
$layoutid = Kit::GetParam('layoutid', _POST, _INT, 0);
$regionid = Kit::GetParam('regionid', _POST, _STRING);
$seqGiven = Kit::GetParam('seq', _POST, _INT, 0);
$seq = Kit::GetParam('seq', _POST, _INT, 0);
$width = Kit::GetParam('width', _POST, _INT, 0);
$height = Kit::GetParam('height', _POST, _INT, 0);
// The sequence will not be zero based, so adjust it
$seq--;
// Get some region imformation
$return = "";
$xml = new DOMDocument("1.0");
$region = new region($db);
if (!($xmlString = $region->GetLayoutXml($layoutid))) {
trigger_error($region->GetErrorMessage(), E_USER_ERROR);
}
$xml->loadXML($xmlString);
// This will be all the media nodes in the region provided
$xpath = new DOMXPath($xml);
$nodeList = $xpath->query("//region[@id='{$regionid}']/media");
$return = '';
if ($nodeList->length == 0) {
// No media to preview
$response->extra['text'] = __('Empty Region');
$response->html = '';
$response->Respond();
}
$node = $nodeList->item($seq);
// We have our node.
$type = (string) $node->getAttribute("type");
$mediaDurationText = (string) $node->getAttribute("duration");
$mediaid = (string) $node->getAttribute("id");
// Create a module to deal with this
if (!file_exists('modules/' . $type . '.module.php')) {
$return .= 'Unknow module type';
}
require_once "modules/{$type}.module.php";
if (!($moduleObject = new $type($db, $user, $mediaid, $layoutid, $regionid))) {
trigger_error($moduleObject->GetErrorMessage(), E_USER_ERROR);
}
$return .= '<div class="regionPreviewOverlay"></div>';
$return .= $moduleObject->Preview($width, $height);
$response->html = $return;
$response->extra['type'] = $type;
$response->extra['duration'] = $mediaDurationText;
$response->extra['number_items'] = $nodeList->length;
$response->extra['text'] = $seqGiven . ' / ' . $nodeList->length . ' ' . $moduleObject->displayType . ' lasting ' . $mediaDurationText . ' seconds';
$response->extra['current_item'] = $seqGiven;
$response->Respond();
}
