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Clean up code in qgis_map_serv.cpp
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@mhugent
mhugent committed Mar 25, 2014
1 parent 0e113e1 commit 99a8612
Showing 1 changed file with 74 additions and 80 deletions.
154 changes: 74 additions & 80 deletions src/mapserver/qgis_map_serv.cpp
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@@ -1,7 +1,6 @@
/***************************************************************************
qgs_map_serv.cpp
A server application supporting WMS/SLD syntax for HTTP GET and Orchestra
map service syntax for SOAP/HTTP POST
A server application supporting WMS / WFS / WCS
-------------------
begin : July 04, 2006
copyright : (C) 2006 by Marco Hugentobler & Ionut Iosifescu Enescu
Expand Down Expand Up @@ -50,8 +49,6 @@ map service syntax for SOAP/HTTP POST

void dummyMessageHandler( QtMsgType type, const char *msg )
{
Q_UNUSED( type );
Q_UNUSED( msg );
#ifdef QGSMSDEBUG
QString output;

Expand All @@ -76,6 +73,9 @@ void dummyMessageHandler( QtMsgType type, const char *msg )

if ( type == QtFatalMsg )
abort();
#else
Q_UNUSED( type );
Q_UNUSED( msg );
#endif
}

Expand Down Expand Up @@ -133,12 +133,10 @@ void printRequestInfos()
QFileInfo defaultProjectFile()
{
QDir currentDir;
QgsDebugMsg( "current directory: " + currentDir.absolutePath() );
fprintf( FCGI_stderr, "current directory: %s\n", currentDir.absolutePath().toUtf8().constData() );
QStringList nameFilterList;
nameFilterList << "*.qgs";
QFileInfoList projectFiles = currentDir.entryInfoList( nameFilterList, QDir::Files, QDir::Name );
QgsDebugMsg( "Project files found:" );
for ( int x = 0; x < projectFiles.size(); x++ )
{
QgsDebugMsg( projectFiles.at( x ).absoluteFilePath() );
Expand Down Expand Up @@ -167,6 +165,69 @@ int fcgi_accept()
#endif
}

void setupNetworkAccessManager()
{
QSettings settings;
QgsNetworkAccessManager *nam = QgsNetworkAccessManager::instance();
QNetworkDiskCache *cache = new QNetworkDiskCache( 0 );
QString cacheDirectory = settings.value( "cache/directory", QgsApplication::qgisSettingsDirPath() + "cache" ).toString();
qint64 cacheSize = settings.value( "cache/size", 50 * 1024 * 1024 ).toULongLong();
QgsDebugMsg( QString( "setCacheDirectory: %1" ).arg( cacheDirectory ) );
QgsDebugMsg( QString( "setMaximumCacheSize: %1" ).arg( cacheSize ) );
cache->setCacheDirectory( cacheDirectory );
cache->setMaximumCacheSize( cacheSize );
QgsDebugMsg( QString( "cacheDirectory: %1" ).arg( cache->cacheDirectory() ) );
QgsDebugMsg( QString( "maximumCacheSize: %1" ).arg( cache->maximumCacheSize() ) );
nam->setCache( cache );
}

QgsRequestHandler* createRequestHandler()
{
QgsRequestHandler* requestHandler = 0;
char* requestMethod = getenv( "REQUEST_METHOD" );
if ( requestMethod != NULL )
{
if ( strcmp( requestMethod, "POST" ) == 0 )
{
//requestHandler = new QgsSOAPRequestHandler();
requestHandler = new QgsPostRequestHandler();
}
else
{
requestHandler = new QgsGetRequestHandler();
}
}
else
{
requestHandler = new QgsGetRequestHandler();
}
return requestHandler;
}

QString configPath( const QString& defaultConfigPath, const QMap<QString, QString>& parameters )
{
QString cfPath( defaultConfigPath );
QString projectFile = getenv( "QGIS_PROJECT_FILE" );
if ( !projectFile.isEmpty() )
{
cfPath = projectFile;
}
else
{
QMap<QString, QString>::const_iterator paramIt = parameters.find( "MAP" );
if ( paramIt == parameters.constEnd() )
{
QgsDebugMsg( QString( "Using default configuration file path: %1" ).arg( defaultConfigPath ) );
}
else
{
cfPath = paramIt.value();
}
}
return cfPath;
}


int main( int argc, char * argv[] )
{
#ifndef _MSC_VER
Expand All @@ -188,22 +249,7 @@ int main( int argc, char * argv[] )
QgsApplication::skipGdalDriver( "JP2ECW" );
#endif

QSettings settings;

QgsNetworkAccessManager *nam = QgsNetworkAccessManager::instance();
QNetworkDiskCache *cache = new QNetworkDiskCache( 0 );

QString cacheDirectory = settings.value( "cache/directory", QgsApplication::qgisSettingsDirPath() + "cache" ).toString();
qint64 cacheSize = settings.value( "cache/size", 50 * 1024 * 1024 ).toULongLong();
QgsDebugMsg( QString( "setCacheDirectory: %1" ).arg( cacheDirectory ) );
QgsDebugMsg( QString( "setMaximumCacheSize: %1" ).arg( cacheSize ) );
cache->setCacheDirectory( cacheDirectory );
cache->setMaximumCacheSize( cacheSize );
QgsDebugMsg( QString( "cacheDirectory: %1" ).arg( cache->cacheDirectory() ) );
QgsDebugMsg( QString( "maximumCacheSize: %1" ).arg( cache->maximumCacheSize() ) );

nam->setCache( cache );

setupNetworkAccessManager();
QDomImplementation::setInvalidDataPolicy( QDomImplementation::DropInvalidChars );

// Instantiate the plugin directory so that providers are loaded
Expand All @@ -216,8 +262,6 @@ int main( int argc, char * argv[] )
QgsDebugMsg( qgsapp.applicationDirPath() + "/qgis_wms_server.log" );
QgsApplication::createDB(); //init qgis.db (e.g. necessary for user crs)

//create config cache and search for config files in the current directory.
//These configurations are used if no mapfile parameter is present in the request
QString defaultConfigFilePath;
QFileInfo projectFileInfo = defaultProjectFile(); //try to find a .qgs file in the server directory
if ( projectFileInfo.exists() )
Expand Down Expand Up @@ -245,37 +289,13 @@ int main( int argc, char * argv[] )
QgsFontUtils::loadStandardTestFonts( QStringList() << "Roman" << "Bold" );
#endif


//for( int i = 0; i < 2; ++i )
while ( fcgi_accept() >= 0 )
{
printRequestInfos(); //print request infos if in debug mode

//use QgsGetRequestHandler in case of HTTP GET and QgsSOAPRequestHandler in case of HTTP POST
QgsRequestHandler* theRequestHandler = 0;
char* requestMethod = getenv( "REQUEST_METHOD" );
if ( requestMethod != NULL )
{
if ( strcmp( requestMethod, "POST" ) == 0 )
{
//QgsDebugMsg( "Creating QgsSOAPRequestHandler" );
//theRequestHandler = new QgsSOAPRequestHandler();
theRequestHandler = new QgsPostRequestHandler();
}
else
{
QgsDebugMsg( "Creating QgsGetRequestHandler" );
theRequestHandler = new QgsGetRequestHandler();
}
}
else
{
QgsDebugMsg( "Creating QgsGetRequestHandler" );
theRequestHandler = new QgsGetRequestHandler();
}

//Request handler
QgsRequestHandler* theRequestHandler = createRequestHandler();
QMap<QString, QString> parameterMap;

try
{
parameterMap = theRequestHandler->parseInput();
Expand All @@ -289,51 +309,27 @@ int main( int argc, char * argv[] )

QMap<QString, QString>::const_iterator paramIt;

//set admin config file to wms server object
QString configFilePath( defaultConfigFilePath );

QString projectFile = getenv( "QGIS_PROJECT_FILE" );
if ( !projectFile.isEmpty() )
{
configFilePath = projectFile;
}
else
{
paramIt = parameterMap.find( "MAP" );
if ( paramIt == parameterMap.constEnd() )
{
QgsDebugMsg( QString( "Using default configuration file path: %1" ).arg( defaultConfigFilePath ) );
}
else
{
configFilePath = paramIt.value();
}
}
//Config file path
QString configFilePath = configPath( defaultConfigFilePath, parameterMap );

//Admin config parser
QgsConfigParser* adminConfigParser = QgsConfigCache::instance()->searchConfiguration( configFilePath );
if ( !adminConfigParser )
{
QgsDebugMsg( "parse error on config file " + configFilePath );
theRequestHandler->sendServiceException( QgsMapServiceException( "", "Configuration file problem : perhaps you left off the .qgs extension?" ) );
continue;
}

//sld parser might need information about request parameters
adminConfigParser->setParameterMap( parameterMap );

//request to WMS?
//Service parameter
QString serviceString;
paramIt = parameterMap.find( "SERVICE" );
if ( paramIt == parameterMap.constEnd() )
{
#ifndef QGISDEBUG
serviceString = parameterMap.value( "SERVICE", "WMS" );
#else
QgsDebugMsg( "unable to find 'SERVICE' parameter, exiting..." );
theRequestHandler->sendServiceException( QgsMapServiceException( "ServiceNotSpecified", "Service not specified. The SERVICE parameter is mandatory" ) );
delete theRequestHandler;
continue;
#endif
}
else
{
Expand All @@ -344,7 +340,6 @@ int main( int argc, char * argv[] )
{
QgsWCSServer wcsServer( configFilePath, parameterMap, adminConfigParser, theRequestHandler );
wcsServer.executeRequest();

}
else if ( serviceString == "WFS" )
{
Expand All @@ -360,7 +355,6 @@ int main( int argc, char * argv[] )
}

delete theMapRenderer;
QgsDebugMsg( "************* all done ***************" );
return 0;
}

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