void QgsServer::handleRequest( QgsServerRequest &request, QgsServerResponse &response, const QgsProject *project )
{
Qgis::MessageLevel logLevel = QgsServerLogger::instance()->logLevel();
QTime time; //used for measuring request time if loglevel < 1
qApp->processEvents();
if ( logLevel == Qgis::Info )
{
time.start();
}
// Pass the filters to the requestHandler, this is needed for the following reasons:
// Allow server request to call sendResponse plugin hook if enabled
QgsFilterResponseDecorator responseDecorator( sServerInterface->filters(), response );
//Request handler
QgsRequestHandler requestHandler( request, response );
try
{
// TODO: split parse input into plain parse and processing from specific services
requestHandler.parseInput();
}
catch ( QgsMapServiceException &e )
{
QgsMessageLog::logMessage( "Parse input exception: " + e.message(), QStringLiteral( "Server" ), Qgis::Critical );
requestHandler.setServiceException( e );
}
// Set the request handler into the interface for plugins to manipulate it
sServerInterface->setRequestHandler( &requestHandler );
// Call requestReady() method (if enabled)
responseDecorator.start();
// Plugins may have set exceptions
if ( !requestHandler.exceptionRaised() )
{
try
{
const QgsServerParameters params = request.serverParameters();
printRequestParameters( params.toMap(), logLevel );
//Config file path
if ( ! project )
{
QString configFilePath = configPath( *sConfigFilePath, params.map() );
// load the project if needed and not empty
project = mConfigCache->project( configFilePath );
if ( ! project )
{
throw QgsServerException( QStringLiteral( "Project file error" ) );
}
sServerInterface->setConfigFilePath( configFilePath );
}
else
{
sServerInterface->setConfigFilePath( project->fileName() );
}
if ( ! params.fileName().isEmpty() )
{
const QString value = QString( "attachment; filename=\"%1\"" ).arg( params.fileName() );
requestHandler.setResponseHeader( QStringLiteral( "Content-Disposition" ), value );
}
// Lookup for service
QgsService *service = sServiceRegistry->getService( params.service(), params.version() );
if ( service )
{
service->executeRequest( request, responseDecorator, project );
}
else
{
throw QgsOgcServiceException( QStringLiteral( "Service configuration error" ),
QStringLiteral( "Service unknown or unsupported" ) );
}
}
catch ( QgsServerException &ex )
{
responseDecorator.write( ex );
}
catch ( QgsException &ex )
{
// Internal server error
response.sendError( 500, ex.what() );
}
}
// Terminate the response
responseDecorator.finish();
// We are done using requestHandler in plugins, make sure we don't access
// to a deleted request handler from Python bindings
sServerInterface->clearRequestHandler();
if ( logLevel == Qgis::Info )
{
QgsMessageLog::logMessage( "Request finished in " + QString::number( time.elapsed() ) + " ms", QStringLiteral( "Server" ), Qgis::Info );
}
}
void QgsServer::handleRequest( QgsServerRequest &request, QgsServerResponse &response )
{
QgsMessageLog::MessageLevel logLevel = QgsServerLogger::instance()->logLevel();
QTime time; //used for measuring request time if loglevel < 1
QgsProject::instance()->removeAllMapLayers();
qApp->processEvents();
if ( logLevel == QgsMessageLog::INFO )
{
time.start();
}
// Pass the filters to the requestHandler, this is needed for the following reasons:
// Allow server request to call sendResponse plugin hook if enabled
QgsFilterResponseDecorator responseDecorator( sServerInterface->filters(), response );
//Request handler
QgsRequestHandler requestHandler( request, response );
try
{
// TODO: split parse input into plain parse and processing from specific services
requestHandler.parseInput();
}
catch ( QgsMapServiceException &e )
{
QgsMessageLog::logMessage( "Parse input exception: " + e.message(), QStringLiteral( "Server" ), QgsMessageLog::CRITICAL );
requestHandler.setServiceException( e );
}
// Set the request handler into the interface for plugins to manipulate it
sServerInterface->setRequestHandler( &requestHandler );
// Call requestReady() method (if enabled)
responseDecorator.start();
// Plugins may have set exceptions
if ( !requestHandler.exceptionRaised() )
{
try
{
QMap<QString, QString> parameterMap = request.parameters();
printRequestParameters( parameterMap, logLevel );
//Config file path
QString configFilePath = configPath( *sConfigFilePath, parameterMap );
// load the project if needed and not empty
const QgsProject *project = mConfigCache->project( configFilePath );
if ( ! project )
{
throw QgsServerException( QStringLiteral( "Project file error" ) );
}
sServerInterface->setConfigFilePath( configFilePath );
//Service parameter
QString serviceString = parameterMap.value( QStringLiteral( "SERVICE" ) );
if ( serviceString.isEmpty() )
{
// SERVICE not mandatory for WMS 1.3.0 GetMap & GetFeatureInfo
QString requestString = parameterMap.value( QStringLiteral( "REQUEST" ) );
if ( requestString == QLatin1String( "GetMap" ) || requestString == QLatin1String( "GetFeatureInfo" ) )
{
serviceString = QStringLiteral( "WMS" );
}
}
QString versionString = parameterMap.value( QStringLiteral( "VERSION" ) );
//possibility for client to suggest a download filename
QString outputFileName = parameterMap.value( QStringLiteral( "FILE_NAME" ) );
if ( !outputFileName.isEmpty() )
{
requestHandler.setResponseHeader( QStringLiteral( "Content-Disposition" ), "attachment; filename=\"" + outputFileName + "\"" );
}
// Lookup for service
QgsService *service = sServiceRegistry.getService( serviceString, versionString );
if ( service )
{
service->executeRequest( request, responseDecorator, project );
}
else
{
throw QgsOgcServiceException( QStringLiteral( "Service configuration error" ),
QStringLiteral( "Service unknown or unsupported" ) ) ;
}
}
catch ( QgsServerException &ex )
{
responseDecorator.write( ex );
}
catch ( QgsException &ex )
{
// Internal server error
response.sendError( 500, ex.what() );
}
}
// Terminate the response
responseDecorator.finish();
// We are done using requestHandler in plugins, make sure we don't access
// to a deleted request handler from Python bindings
sServerInterface->clearRequestHandler();
if ( logLevel == QgsMessageLog::INFO )
{
QgsMessageLog::logMessage( "Request finished in " + QString::number( time.elapsed() ) + " ms", QStringLiteral( "Server" ), QgsMessageLog::INFO );
}
}
