se/SE/se-lib/Api/WfsQgis.php

<?php

Lib::loadClass('ApiRouteBase');
Lib::loadClass('Api_WfsException');
Lib::loadClass('Api_WfsQgisServer');
Lib::loadClass('UserAcl');
Lib::loadClass('Api_WfsLogger');

class Api_WfsQgis extends ApiRouteBase {// TODO: extends Api_WfsBase which extends ApiBase

	public $_apiUser;
	public $_apiBaseUri;
	public $_idFiltrProces;
	public $_dataSourceName;
	public $_tblName;
	public $_tblSchema;

	public function execute($request) {

		$wfsLogger = new Api_WfsLogger();
		$this->setLogger($wfsLogger);
		$this->reqDBG($request);

		if (empty($request->segments)) {
			//$this->mainWpsAction($request);// show list of posible data source
			throw new HttpException("Bad Request", 400);
		} else {
			$pathPart = array_shift($request->segments);
			if ('filtr_proces_' == substr($pathPart, 0, 13)) {
				$this->_idFiltrProces = (int)substr($pathPart, 13);
				if (!$this->_idFiltrProces) throw new Api_WfsException("Wrong filtr process number");
				$this->DBG("filtr procesu({$idProcesFiltr})", __LINE__, __FUNCTION__, __CLASS__);

				$pathPart = array_shift($request->segments);
			}
			$this->_dataSourceName = $pathPart;
			$this->DBG("_dataSourceName:$this->_dataSourceName", __LINE__, __FUNCTION__, __CLASS__);
			try {
				$this->dataSourceAction($request);
			} catch (Api_WfsException $e) {
				$e->sendResponseXml();
			} catch (Exception $e) {
				$wfsException = new Api_WfsException($e->getMessage(), $e->getCode(), $e);
				$wfsException->sendResponseXml();
			}
			$this->DBG("END", __LINE__, __FUNCTION__, __CLASS__);
		}

		exit;
		// return document tree - array of arrays
	}

	public function wfsServerAction($request) {
	}

	public function dataSourceAction($request) {
		$document = '';
		//$userAcl = User::getAcl();
		IF(V::get('DBG','',$_GET)){echo'<pre style="max-height:200px;overflow:auto;border:1px solid red;text-align:left;">user (' . __CLASS__ . '::' . __FUNCTION__ . ':' . __LINE__ . '): ';print_r($this->_apiUser);echo'</pre>';}
		$userAcl = new UserAcl($this->_apiUser->getID(), $use_cache = true);
		$userAcl->fetchGroups();
		if ($this->_idFiltrProces) {
			if (!$userAcl->canExecuteProcesInit($this->_idFiltrProces)) {
				throw new Api_WfsException("Access Denied for given process");
			}
			$userAcl->fetchProcesPerms($this->_idFiltrProces, true);
		} else {
			$userAcl->fetchAllPerms(true);
		}
		DBG::_('DBG', '>2', 'userAcl', $userAcl, __CLASS__, __FUNCTION__, __LINE__);

		$this->DBG("usr:" . $this->_apiUser->getID(), __LINE__, __FUNCTION__, __CLASS__);
		$wfsServer = new Api_WfsQgisServer($userAcl);
		$wfsServer->setLogger($this->_logger);
		$wfsServer->setBaseUri($this->_apiBaseUri);
		if ('WFS' != V::get('SERVICE', '', $request->query) and ('WFS' != V::get('service', '', $request->query)))  {
			throw new Api_WfsException("Only WFS Service is allowed");
		}
		$req = V::get('REQUEST', '', $request->query);
		if (!empty($req)) {
			$methodName = "{$req}Action";
			if (!method_exists($wfsServer, $methodName)) {
				throw new Api_WfsException("Not Implemented " . htmlspecialchars($req), 501);
			}
			$this->DBG("execute: WfsServer->{$methodName}(\$urlQuery)", __LINE__);
			$document = $wfsServer->$methodName($urlQuery);
		}
		else {
			$this->DBG("execute: WfsServer->parseXMLRequest()", __LINE__);
			$document = $wfsServer->parseXMLRequest();

			header('Content-type: application/xml');
			echo '<?xml version="1.0" encoding="UTF-8"?>';
			echo $document; exit;// TODO: return $document;
		}
		IF(V::get('DBG','',$_GET)){echo'<pre style="max-height:200px;overflow:auto;border:1px solid red;text-align:left;">$document (' . __CLASS__ . '::' . __FUNCTION__ . ':' . __LINE__ . '): ';print_r($document);echo'</pre>';}

		header('Content-type: application/xml');
		echo $document; exit;// TODO: return $document;
	}

	public function mainWpsAction($request) {
		return array('TODO:'=>'TODO: Show main WPS GetCapabilities');
	}

}