/**
* returns a GPX, KML or GeoJSON version of the document geometry with some useful additional informations in best possible lang
*/
protected function Export($module, $id, $lang, $format, $version = null)
{
if (!$id) {
$this->setErrorAndRedirect('Could not understand your request', "@default_index?module={$module}");
}
if (!empty($version)) {
$document = $this->getDocument($id, $lang, $version);
}
if (empty($document)) {
$document = Document::find('Document', $id, array('module', 'geom_wkt'));
}
if (!$document || $document->get('module') != $module) {
$this->setErrorAndRedirect('Document does not exist', "@default_index?module={$module}");
}
if ($document->get('geom_wkt')) {
sfLoader::loadHelpers(array('General'));
$doc = DocumentI18n::findNameDescription($id, $lang);
// document can exist (id) but not in required lang (id, lang)
if ($doc) {
$this->name = $doc->get('name');
$this->description = $doc->get('description');
$this->slug = get_slug($doc);
} else {
$this->name = 'C2C::' . ucfirst(substr($module, 0, strlen($module) - 1)) . " {$id}";
$this->description = "";
$this->slug = "";
}
$response = $this->getResponse();
switch ($format) {
case 'gpx':
$this->points = gisQuery::getEWKT($id, true, $module, $version);
$this->setTemplate('../../documents/templates/exportgpx');
$response->setContentType('application/gpx+xml');
break;
case 'kml':
$this->points = gisQuery::getEWKT($id, true, $module, $version);
$this->setTemplate('../../documents/templates/exportkml');
$response->setContentType('application/vnd.google-earth.kml+xml');
break;
case 'json':
$this->geojson = gisQuery::getGeoJSON($id, $module, $version, 6);
$this->setTemplate('../../documents/templates/exportjson');
$response->setContentType('application/json');
break;
}
$this->setLayout(false);
} else {
sfLoader::loadHelpers('General');
$this->setErrorAndRedirect('This document has no geometry', "@document_by_id_lang_slug?module={$module}&id={$id}&lang={$lang}&slug=" . get_slug($document));
}
}
