QgsGeometry* QgsMapToolOffsetCurve::createOriginGeometry( QgsVectorLayer* vl, const QgsPointLocator::Match& match, QgsFeature& snappedFeature )
{
if ( !vl )
{
return 0;
}
mMultiPartGeometry = false;
//assign feature part by vertex number (snap to vertex) or by before vertex number (snap to segment)
int partVertexNr = match.vertexIndex();
if ( vl == currentVectorLayer() && !mForceCopy )
{
//don't consider selected geometries, only the snap result
return convertToSingleLine( snappedFeature.geometryAndOwnership(), partVertexNr, mMultiPartGeometry );
}
else //snapped to a background layer
{
//if source layer is polygon / multipolygon, create a linestring from the snapped ring
if ( vl->geometryType() == QGis::Polygon )
{
//make linestring from polygon ring and return this geometry
return linestringFromPolygon( snappedFeature.geometry(), partVertexNr );
}
//for background layers, try to merge selected entries together if snapped feature is contained in selection
const QgsFeatureIds& selection = vl->selectedFeaturesIds();
if ( selection.size() < 1 || !selection.contains( match.featureId() ) )
{
return convertToSingleLine( snappedFeature.geometryAndOwnership(), partVertexNr, mMultiPartGeometry );
}
else
{
//merge together if several features
QgsFeatureList selectedFeatures = vl->selectedFeatures();
QgsFeatureList::iterator selIt = selectedFeatures.begin();
QgsGeometry* geom = selIt->geometryAndOwnership();
++selIt;
for ( ; selIt != selectedFeatures.end(); ++selIt )
{
QgsGeometry* combined = geom->combine( selIt->geometry() );
delete geom;
geom = combined;
}
//if multitype, return only the snapped to geometry
if ( geom->isMultipart() )
{
delete geom;
return convertToSingleLine( snappedFeature.geometryAndOwnership(), match.vertexIndex(), mMultiPartGeometry );
}
return geom;
}
}
}
bool QgsVectorLayerExporter::addFeatures( QgsFeatureList &features, Flags flags )
{
QgsFeatureList::iterator fIt = features.begin();
bool result = true;
for ( ; fIt != features.end(); ++fIt )
{
result = result && addFeature( *fIt, flags );
}
return result;
}
bool QgsSpatialIndex::addFeatures( QgsFeatureList &features, QgsFeatureSink::Flags flags )
{
QgsFeatureList::iterator fIt = features.begin();
bool result = true;
for ( ; fIt != features.end(); ++fIt )
{
result = result && addFeature( *fIt, flags );
}
return result;
}
QgsFeatureList QgsClipboard::transformedCopyOf( QgsCoordinateReferenceSystem destCRS )
{
QgsFeatureList featureList = copyOf();
QgsCoordinateTransform ct( crs(), destCRS );
QgsDebugMsg( "transforming clipboard." );
for ( QgsFeatureList::iterator iter = featureList.begin(); iter != featureList.end(); ++iter )
{
iter->geometry()->transform( ct );
}
return featureList;
}
bool QgsVectorLayerEditBuffer::addFeatures( QgsFeatureList& features )
{
if ( !( L->dataProvider()->capabilities() & QgsVectorDataProvider::AddFeatures ) )
return false;
for ( QgsFeatureList::iterator iter = features.begin(); iter != features.end(); ++iter )
{
addFeature( *iter );
}
L->updateExtents();
return true;
}
bool QgsGPXProvider::addFeatures( QgsFeatureList & flist )
{
// add all the features
for ( QgsFeatureList::iterator iter = flist.begin();
iter != flist.end(); ++iter )
{
if ( !addFeature( *iter ) )
return false;
}
// write back to file
QFile file( mFileName );
if ( !file.open( QIODevice::WriteOnly ) )
return false;
QTextStream ostr( &file );
data->writeXML( ostr );
return true;
}
void QgsOfflineEditing::applyFeaturesAdded( QgsVectorLayer* offlineLayer, QgsVectorLayer* remoteLayer, sqlite3* db, int layerId )
{
QString sql = QString( "SELECT \"fid\" FROM 'log_added_features' WHERE \"layer_id\" = %1" ).arg( layerId );
QList<int> newFeatureIds = sqlQueryInts( db, sql );
// get new features from offline layer
QgsFeatureList features;
for ( int i = 0; i < newFeatureIds.size(); i++ )
{
QgsFeature feature;
if ( offlineLayer->getFeatures( QgsFeatureRequest().setFilterFid( newFeatureIds.at( i ) ) ).nextFeature( feature ) )
{
features << feature;
}
}
// copy features to remote layer
emit progressModeSet( QgsOfflineEditing::AddFeatures, features.size() );
int i = 1;
int newAttrsCount = remoteLayer->pendingFields().count();
for ( QgsFeatureList::iterator it = features.begin(); it != features.end(); ++it )
{
QgsFeature f = *it;
// NOTE: Spatialite provider ignores position of geometry column
// restore gap in QgsAttributeMap if geometry column is not last (WORKAROUND)
QMap<int, int> attrLookup = attributeLookup( offlineLayer, remoteLayer );
QgsAttributes newAttrs( newAttrsCount );
QgsAttributes attrs = f.attributes();
for ( int it = 0; it < attrs.count(); ++it )
{
newAttrs[ attrLookup[ it ] ] = attrs[ it ];
}
f.setAttributes( newAttrs );
remoteLayer->addFeature( f, false );
emit progressUpdated( i++ );
}
}
bool QgsMemoryProvider::addFeatures( QgsFeatureList & flist )
{
// TODO: sanity checks of fields and geometries
for ( QgsFeatureList::iterator it = flist.begin(); it != flist.end(); ++it )
{
mFeatures[mNextFeatureId] = *it;
QgsFeature& newfeat = mFeatures[mNextFeatureId];
newfeat.setFeatureId( mNextFeatureId );
// update spatial index
if ( mSpatialIndex )
mSpatialIndex->insertFeature( newfeat );
mNextFeatureId++;
}
updateExtent();
return TRUE;
}
void QgsOfflineEditing::applyFeaturesAdded( QgsVectorLayer* offlineLayer, QgsVectorLayer* remoteLayer, sqlite3* db, int layerId )
{
QString sql = QString( "SELECT \"fid\" FROM 'log_added_features' WHERE \"layer_id\" = %1" ).arg( layerId );
QList<int> newFeatureIds = sqlQueryInts( db, sql );
// get new features from offline layer
QgsFeatureList features;
for ( int i = 0; i < newFeatureIds.size(); i++ )
{
QgsFeature feature;
if ( offlineLayer->featureAtId( newFeatureIds.at( i ), feature, true, true ) )
{
features << feature;
}
}
// copy features to remote layer
mProgressDialog->setupProgressBar( tr( "%v / %m features added" ), features.size() );
int i = 1;
for ( QgsFeatureList::iterator it = features.begin(); it != features.end(); ++it )
{
QgsFeature f = *it;
// NOTE: Spatialite provider ignores position of geometry column
// restore gap in QgsAttributeMap if geometry column is not last (WORKAROUND)
QMap<int, int> attrLookup = attributeLookup( offlineLayer, remoteLayer );
QgsAttributeMap newAttrMap;
QgsAttributeMap attrMap = f.attributeMap();
for ( QgsAttributeMap::const_iterator it = attrMap.begin(); it != attrMap.end(); ++it )
{
newAttrMap.insert( attrLookup[ it.key()], it.value() );
}
f.setAttributeMap( newAttrMap );
remoteLayer->addFeature( f, false );
mProgressDialog->setProgressValue( i++ );
}
}
bool QgsMapToolIdentify::identifyVectorLayer( QList<IdentifyResult> *results, QgsVectorLayer *layer, const QgsPoint& point )
{
if ( !layer || !layer->hasGeometryType() )
return false;
if ( layer->hasScaleBasedVisibility() &&
( layer->minimumScale() > mCanvas->mapSettings().scale() ||
layer->maximumScale() <= mCanvas->mapSettings().scale() ) )
{
QgsDebugMsg( "Out of scale limits" );
return false;
}
QApplication::setOverrideCursor( Qt::WaitCursor );
QMap< QString, QString > commonDerivedAttributes;
commonDerivedAttributes.insert( tr( "(clicked coordinate)" ), point.toString() );
int featureCount = 0;
QgsFeatureList featureList;
// toLayerCoordinates will throw an exception for an 'invalid' point.
// For example, if you project a world map onto a globe using EPSG 2163
// and then click somewhere off the globe, an exception will be thrown.
try
{
// create the search rectangle
double searchRadius = searchRadiusMU( mCanvas );
QgsRectangle r;
r.setXMinimum( point.x() - searchRadius );
r.setXMaximum( point.x() + searchRadius );
r.setYMinimum( point.y() - searchRadius );
r.setYMaximum( point.y() + searchRadius );
r = toLayerCoordinates( layer, r );
QgsFeatureIterator fit = layer->getFeatures( QgsFeatureRequest().setFilterRect( r ).setFlags( QgsFeatureRequest::ExactIntersect ) );
QgsFeature f;
while ( fit.nextFeature( f ) )
featureList << QgsFeature( f );
}
catch ( QgsCsException & cse )
{
Q_UNUSED( cse );
// catch exception for 'invalid' point and proceed with no features found
QgsDebugMsg( QString( "Caught CRS exception %1" ).arg( cse.what() ) );
}
QgsFeatureList::iterator f_it = featureList.begin();
bool filter = false;
QgsRenderContext context( QgsRenderContext::fromMapSettings( mCanvas->mapSettings() ) );
context.expressionContext() << QgsExpressionContextUtils::layerScope( layer );
QgsFeatureRendererV2* renderer = layer->rendererV2();
if ( renderer && renderer->capabilities() & QgsFeatureRendererV2::ScaleDependent )
{
// setup scale for scale dependent visibility (rule based)
renderer->startRender( context, layer->fields() );
filter = renderer->capabilities() & QgsFeatureRendererV2::Filter;
}
for ( ; f_it != featureList.end(); ++f_it )
{
QMap< QString, QString > derivedAttributes = commonDerivedAttributes;
QgsFeatureId fid = f_it->id();
context.expressionContext().setFeature( *f_it );
if ( filter && !renderer->willRenderFeature( *f_it, context ) )
continue;
featureCount++;
derivedAttributes.unite( featureDerivedAttributes( &( *f_it ), layer, toLayerCoordinates( layer, point ) ) );
derivedAttributes.insert( tr( "feature id" ), fid < 0 ? tr( "new feature" ) : FID_TO_STRING( fid ) );
results->append( IdentifyResult( qobject_cast<QgsMapLayer *>( layer ), *f_it, derivedAttributes ) );
}
if ( renderer && renderer->capabilities() & QgsFeatureRendererV2::ScaleDependent )
{
renderer->stopRender( context );
}
QgsDebugMsg( "Feature count on identify: " + QString::number( featureCount ) );
QApplication::restoreOverrideCursor();
return featureCount > 0;
}
void QgsAttributeTableDialog::doSearch( QString searchString )
{
// parse search string and build parsed tree
QgsSearchString search;
if ( !search.setString( searchString ) )
{
QMessageBox::critical( this, tr( "Search string parsing error" ), search.parserErrorMsg() );
return;
}
QgsSearchTreeNode* searchTree = search.tree();
if ( searchTree == NULL )
{
QMessageBox::information( this, tr( "Search results" ), tr( "You've supplied an empty search string." ) );
return;
}
// TODO: fetch only necessary columns
// QStringList columns = searchTree->referencedColumns();
bool fetchGeom = searchTree->needsGeometry();
QApplication::setOverrideCursor( Qt::WaitCursor );
mSelectedFeatures.clear();
if ( cbxSearchSelectedOnly->isChecked() )
{
QgsFeatureList selectedFeatures = mLayer->selectedFeatures();
for ( QgsFeatureList::Iterator it = selectedFeatures.begin(); it != selectedFeatures.end(); ++it )
{
if ( searchTree->checkAgainst( mLayer->pendingFields(), *it ) )
mSelectedFeatures << it->id();
// check if there were errors during evaluating
if ( searchTree->hasError() )
break;
}
}
else
{
mLayer->select( mLayer->pendingAllAttributesList(), QgsRectangle(), fetchGeom );
QgsFeature f;
while ( mLayer->nextFeature( f ) )
{
if ( searchTree->checkAgainst( mLayer->pendingFields(), f ) )
mSelectedFeatures << f.id();
// check if there were errors during evaluating
if ( searchTree->hasError() )
break;
}
}
QApplication::restoreOverrideCursor();
if ( searchTree->hasError() )
{
QMessageBox::critical( this, tr( "Error during search" ), searchTree->errorMsg() );
return;
}
mLayer->setSelectedFeatures( mSelectedFeatures );
QString str;
QWidget *w = mDock ? qobject_cast<QWidget*>( mDock ) : qobject_cast<QWidget*>( this );
if ( mSelectedFeatures.size() )
{
w->setWindowTitle( tr( "Attribute table - %1 (%n matching features)", "matching features", mSelectedFeatures.size() ).arg( mLayer->name() ) );
}
else
{
w->setWindowTitle( tr( "Attribute table - %1 (No matching features)" ).arg( mLayer->name() ) );
}
}
bool QgsWFSProvider::addFeatures( QgsFeatureList &flist )
{
//create <Transaction> xml
QDomDocument transactionDoc;
QDomElement transactionElem = createTransactionElement( transactionDoc );
transactionDoc.appendChild( transactionElem );
//find out typename from uri and strip namespace prefix
QString tname = mShared->mURI.typeName();
if ( tname.isNull() )
{
return false;
}
removeNamespacePrefix( tname );
//Add the features
QgsFeatureList::iterator featureIt = flist.begin();
for ( ; featureIt != flist.end(); ++featureIt )
{
//Insert element
QDomElement insertElem = transactionDoc.createElementNS( QgsWFSConstants::WFS_NAMESPACE, "Insert" );
transactionElem.appendChild( insertElem );
QDomElement featureElem = transactionDoc.createElementNS( mApplicationNamespace, tname );
QgsAttributes featureAttributes = featureIt->attributes();
int nAttrs = featureAttributes.size();
for ( int i = 0; i < nAttrs; ++i )
{
const QVariant& value = featureAttributes.at( i );
if ( value.isValid() && !value.isNull() )
{
QDomElement fieldElem = transactionDoc.createElementNS( mApplicationNamespace, mShared->mFields.at( i ).name() );
QDomText fieldText = transactionDoc.createTextNode( value.toString() );
fieldElem.appendChild( fieldText );
featureElem.appendChild( fieldElem );
}
}
//add geometry column (as gml)
const QgsGeometry* geometry = featureIt->constGeometry();
if ( geometry != nullptr )
{
QDomElement geomElem = transactionDoc.createElementNS( mApplicationNamespace, mShared->mGeometryAttribute );
QgsGeometry the_geom( *geometry );
// convert to multi if the layer geom type is multi and the geom is not
if ( QGis::isMultiType( this->geometryType( ) ) && ! the_geom.isMultipart( ) )
{
the_geom.convertToMultiType();
}
QDomElement gmlElem = QgsOgcUtils::geometryToGML( &the_geom, transactionDoc );
if ( !gmlElem.isNull() )
{
gmlElem.setAttribute( "srsName", crs().authid() );
geomElem.appendChild( gmlElem );
featureElem.appendChild( geomElem );
}
}
insertElem.appendChild( featureElem );
}
QDomDocument serverResponse;
bool success = sendTransactionDocument( transactionDoc, serverResponse );
if ( !success )
{
return false;
}
if ( transactionSuccess( serverResponse ) )
{
//transaction successful. Add the features to the cache
QStringList idList = insertedFeatureIds( serverResponse );
QStringList::const_iterator idIt = idList.constBegin();
featureIt = flist.begin();
QVector<QgsWFSFeatureGmlIdPair> serializedFeatureList;
for ( ; idIt != idList.constEnd() && featureIt != flist.end(); ++idIt, ++featureIt )
{
serializedFeatureList.push_back( QgsWFSFeatureGmlIdPair( *featureIt, *idIt ) );
}
mShared->serializeFeatures( serializedFeatureList );
// And now set the feature id from the one got from the database
QMap< QString, QgsFeatureId > map;
for ( int idx = 0; idx < serializedFeatureList.size(); idx++ )
map[ serializedFeatureList[idx].second ] = serializedFeatureList[idx].first.id();
idIt = idList.constBegin();
featureIt = flist.begin();
for ( ; idIt != idList.constEnd() && featureIt != flist.end(); ++idIt, ++featureIt )
{
if ( map.find( *idIt ) != map.end() )
featureIt->setFeatureId( map[*idIt] );
}
return true;
}
else
{
handleException( serverResponse );
return false;
}
}
void QgsAttributeTableDialog::doSearch( QString searchString )
{
// parse search string and build parsed tree
QgsExpression search( searchString );
if ( search.hasParserError() )
{
QMessageBox::critical( this, tr( "Parsing error" ), search.parserErrorString() );
return;
}
if ( ! search.prepare( mLayer->pendingFields() ) )
{
QMessageBox::critical( this, tr( "Evaluation error" ), search.evalErrorString() );
}
// TODO: fetch only necessary columns
//QStringList columns = search.referencedColumns();
bool fetchGeom = search.needsGeometry();
QApplication::setOverrideCursor( Qt::WaitCursor );
mSelectedFeatures.clear();
if ( cbxSearchSelectedOnly->isChecked() )
{
QgsFeatureList selectedFeatures = mLayer->selectedFeatures();
for ( QgsFeatureList::Iterator it = selectedFeatures.begin(); it != selectedFeatures.end(); ++it )
{
QgsFeature& feat = *it;
if ( search.evaluate( &feat ).toInt() != 0 )
mSelectedFeatures << feat.id();
// check if there were errors during evaluating
if ( search.hasEvalError() )
break;
}
}
else
{
mLayer->select( mLayer->pendingAllAttributesList(), QgsRectangle(), fetchGeom );
QgsFeature f;
while ( mLayer->nextFeature( f ) )
{
if ( search.evaluate( &f ).toInt() != 0 )
mSelectedFeatures << f.id();
// check if there were errors during evaluating
if ( search.hasEvalError() )
break;
}
}
QApplication::restoreOverrideCursor();
if ( search.hasEvalError() )
{
QMessageBox::critical( this, tr( "Error during search" ), search.evalErrorString() );
return;
}
mLayer->setSelectedFeatures( mSelectedFeatures );
QString str;
QWidget *w = mDock ? qobject_cast<QWidget*>( mDock ) : qobject_cast<QWidget*>( this );
if ( mSelectedFeatures.size() )
{
w->setWindowTitle( tr( "Attribute table - %1 (%n matching features)", "matching features", mSelectedFeatures.size() ).arg( mLayer->name() ) );
}
else
{
w->setWindowTitle( tr( "Attribute table - %1 (No matching features)" ).arg( mLayer->name() ) );
}
mView->setFocus();
}
QDomDocument createTransactionDocument( QgsServerInterface* serverIface, const QString& version,
const QgsServerRequest& request )
{
Q_UNUSED( version );
QDomDocument doc;
QgsWfsProjectParser* configParser = getConfigParser( serverIface );
#ifdef HAVE_SERVER_PYTHON_PLUGINS
QgsAccessControl* accessControl = serverIface->accessControls();
#endif
const QString requestBody = request.getParameter( QStringLiteral( "REQUEST_BODY" ) );
QString errorMsg;
if ( !doc.setContent( requestBody, true, &errorMsg ) )
{
throw QgsRequestNotWellFormedException( errorMsg );
}
QDomElement docElem = doc.documentElement();
QDomNodeList docChildNodes = docElem.childNodes();
// Re-organize the transaction document
QDomDocument mDoc;
QDomElement mDocElem = mDoc.createElement( QStringLiteral( "myTransactionDocument" ) );
mDocElem.setAttribute( QStringLiteral( "xmlns" ), QGS_NAMESPACE );
mDocElem.setAttribute( QStringLiteral( "xmlns:wfs" ), WFS_NAMESPACE );
mDocElem.setAttribute( QStringLiteral( "xmlns:gml" ), GML_NAMESPACE );
mDocElem.setAttribute( QStringLiteral( "xmlns:ogc" ), OGC_NAMESPACE );
mDocElem.setAttribute( QStringLiteral( "xmlns:qgs" ), QGS_NAMESPACE );
mDocElem.setAttribute( QStringLiteral( "xmlns:xsi" ), QStringLiteral( "http://www.w3.org/2001/XMLSchema-instance" ) );
mDoc.appendChild( mDocElem );
QDomElement actionElem;
QString actionName;
QDomElement typeNameElem;
QString typeName;
for ( int i = docChildNodes.count(); 0 < i; --i )
{
actionElem = docChildNodes.at( i - 1 ).toElement();
actionName = actionElem.localName();
if ( actionName == QLatin1String( "Insert" ) )
{
QDomElement featureElem = actionElem.firstChild().toElement();
typeName = featureElem.localName();
}
else if ( actionName == QLatin1String( "Update" ) )
{
typeName = actionElem.attribute( QStringLiteral( "typeName" ) );
}
else if ( actionName == QLatin1String( "Delete" ) )
{
typeName = actionElem.attribute( QStringLiteral( "typeName" ) );
}
if ( typeName.contains( QLatin1String( ":" ) ) )
typeName = typeName.section( QStringLiteral( ":" ), 1, 1 );
QDomNodeList typeNameList = mDocElem.elementsByTagName( typeName );
if ( typeNameList.count() == 0 )
{
typeNameElem = mDoc.createElement( typeName );
mDocElem.appendChild( typeNameElem );
}
else
typeNameElem = typeNameList.at( 0 ).toElement();
typeNameElem.appendChild( actionElem );
}
// It's time to make the transaction
// Create the response document
QDomDocument resp;
//wfs:WFS_TransactionRespone element
QDomElement respElem = resp.createElement( QStringLiteral( "WFS_TransactionResponse" )/*wfs:WFS_TransactionResponse*/ );
respElem.setAttribute( QStringLiteral( "xmlns" ), WFS_NAMESPACE );
respElem.setAttribute( QStringLiteral( "xmlns:xsi" ), QStringLiteral( "http://www.w3.org/2001/XMLSchema-instance" ) );
respElem.setAttribute( QStringLiteral( "xsi:schemaLocation" ), WFS_NAMESPACE + " http://schemas.opengis.net/wfs/1.0.0/wfs.xsd" );
respElem.setAttribute( QStringLiteral( "xmlns:ogc" ), OGC_NAMESPACE );
respElem.setAttribute( QStringLiteral( "version" ), QStringLiteral( "1.0.0" ) );
resp.appendChild( respElem );
// Store the created feature id for WFS
QStringList insertResults;
// Get the WFS layers id
QStringList wfsLayersId = configParser->wfsLayers();;
QList<QgsMapLayer*> layerList;
QgsMapLayer* currentLayer = nullptr;
// Loop through the layer transaction elements
docChildNodes = mDocElem.childNodes();
for ( int i = 0; i < docChildNodes.count(); ++i )
{
// Get the vector layer
typeNameElem = docChildNodes.at( i ).toElement();
typeName = typeNameElem.tagName();
layerList = configParser->mapLayerFromTypeName( typeName );
// Could be empty!
if ( layerList.count() > 0 )
{
currentLayer = layerList.at( 0 );
}
else
{
throw QgsRequestNotWellFormedException( QStringLiteral( "Wrong TypeName: %1" ).arg( typeName ) );
}
QgsVectorLayer* layer = qobject_cast<QgsVectorLayer*>( currentLayer );
// it's a vectorlayer and defined by the administrator as a WFS layer
if ( layer && wfsLayersId.contains( layer->id() ) )
{
#ifdef HAVE_SERVER_PYTHON_PLUGINS
if ( actionName == QLatin1String( "Insert" ) )
{
if ( !accessControl->layerInsertPermission( layer ) )
{
throw QgsSecurityAccessException( QStringLiteral( "Feature insert permission denied" ) );
}
}
else if ( actionName == QLatin1String( "Update" ) )
{
if ( !accessControl->layerUpdatePermission( layer ) )
{
throw QgsSecurityAccessException( QStringLiteral( "Feature update permission denied" ) );
}
}
else if ( actionName == QLatin1String( "Delete" ) )
{
if ( !accessControl->layerDeletePermission( layer ) )
{
throw QgsSecurityAccessException( QStringLiteral( "Feature delete permission denied" ) );
}
}
#endif
// Get the provider and it's capabilities
QgsVectorDataProvider* provider = layer->dataProvider();
if ( !provider )
{
continue;
}
int cap = provider->capabilities();
// Start the update transaction
layer->startEditing();
if (( cap & QgsVectorDataProvider::ChangeAttributeValues ) && ( cap & QgsVectorDataProvider::ChangeGeometries ) )
{
// Loop through the update elements for this layer
QDomNodeList upNodeList = typeNameElem.elementsByTagNameNS( WFS_NAMESPACE, QStringLiteral( "Update" ) );
for ( int j = 0; j < upNodeList.count(); ++j )
{
if ( !configParser->wfstUpdateLayers().contains( layer->id() ) )
{
//no wfs permissions to do updates
QString errorMsg = "No permissions to do WFS updates on layer '" + layer->name() + "'";
QgsMessageLog::logMessage( errorMsg, QStringLiteral( "Server" ), QgsMessageLog::CRITICAL );
addTransactionResult( resp, respElem, QStringLiteral( "FAILED" ), QStringLiteral( "Update" ), errorMsg );
return resp;
}
actionElem = upNodeList.at( j ).toElement();
// Get the Feature Ids for this filter on the layer
QDomElement filterElem = actionElem.elementsByTagName( QStringLiteral( "Filter" ) ).at( 0 ).toElement();
QgsFeatureIds fids = getFeatureIdsFromFilter( filterElem, layer );
// Loop through the property elements
// Store properties and the geometry element
QDomNodeList propertyNodeList = actionElem.elementsByTagName( QStringLiteral( "Property" ) );
QMap<QString, QString> propertyMap;
QDomElement propertyElem;
QDomElement nameElem;
QDomElement valueElem;
QDomElement geometryElem;
for ( int l = 0; l < propertyNodeList.count(); ++l )
{
propertyElem = propertyNodeList.at( l ).toElement();
nameElem = propertyElem.elementsByTagName( QStringLiteral( "Name" ) ).at( 0 ).toElement();
valueElem = propertyElem.elementsByTagName( QStringLiteral( "Value" ) ).at( 0 ).toElement();
if ( nameElem.text() != QLatin1String( "geometry" ) )
{
propertyMap.insert( nameElem.text(), valueElem.text() );
}
else
{
geometryElem = valueElem;
}
}
// Update the features
QgsFields fields = provider->fields();
QMap<QString, int> fieldMap = provider->fieldNameMap();
QMap<QString, int>::const_iterator fieldMapIt;
QString fieldName;
bool conversionSuccess;
QgsFeatureIds::const_iterator fidIt = fids.constBegin();
for ( ; fidIt != fids.constEnd(); ++fidIt )
{
#ifdef HAVE_SERVER_PYTHON_PLUGINS
QgsFeatureIterator fit = layer->getFeatures( QgsFeatureRequest( *fidIt ) );
QgsFeature feature;
while ( fit.nextFeature( feature ) )
{
if ( !accessControl->allowToEdit( layer, feature ) )
{
throw QgsSecurityAccessException( QStringLiteral( "Feature modify permission denied" ) );
}
}
#endif
QMap< QString, QString >::const_iterator it = propertyMap.constBegin();
for ( ; it != propertyMap.constEnd(); ++it )
{
fieldName = it.key();
fieldMapIt = fieldMap.find( fieldName );
if ( fieldMapIt == fieldMap.constEnd() )
{
continue;
}
QgsField field = fields.at( fieldMapIt.value() );
if ( field.type() == 2 )
layer->changeAttributeValue( *fidIt, fieldMapIt.value(), it.value().toInt( &conversionSuccess ) );
else if ( field.type() == 6 )
layer->changeAttributeValue( *fidIt, fieldMapIt.value(), it.value().toDouble( &conversionSuccess ) );
else
layer->changeAttributeValue( *fidIt, fieldMapIt.value(), it.value() );
}
if ( !geometryElem.isNull() )
{
QgsGeometry g = QgsOgcUtils::geometryFromGML( geometryElem );
if ( !layer->changeGeometry( *fidIt, g ) )
{
throw QgsRequestNotWellFormedException( QStringLiteral( "Error in change geometry" ) );
}
}
#ifdef HAVE_SERVER_PYTHON_PLUGINS
fit = layer->getFeatures( QgsFeatureRequest( *fidIt ) );
while ( fit.nextFeature( feature ) )
{
if ( !accessControl->allowToEdit( layer, feature ) )
{
layer->rollBack();
throw QgsSecurityAccessException( QStringLiteral( "Feature modify permission denied" ) );
}
}
#endif
}
}
}
// Commit the changes of the update elements
if ( !layer->commitChanges() )
{
addTransactionResult( resp, respElem, QStringLiteral( "PARTIAL" ), QStringLiteral( "Update" ), layer->commitErrors().join( QStringLiteral( "\n " ) ) );
return resp;
}
// Start the delete transaction
layer->startEditing();
if (( cap & QgsVectorDataProvider::DeleteFeatures ) )
{
// Loop through the delete elements
QDomNodeList delNodeList = typeNameElem.elementsByTagNameNS( WFS_NAMESPACE, QStringLiteral( "Delete" ) );
for ( int j = 0; j < delNodeList.count(); ++j )
{
if ( !configParser->wfstDeleteLayers().contains( layer->id() ) )
{
//no wfs permissions to do updates
QString errorMsg = "No permissions to do WFS deletes on layer '" + layer->name() + "'";
QgsMessageLog::logMessage( errorMsg, QStringLiteral( "Server" ), QgsMessageLog::CRITICAL );
addTransactionResult( resp, respElem, QStringLiteral( "FAILED" ), QStringLiteral( "Delete" ), errorMsg );
return resp;
}
actionElem = delNodeList.at( j ).toElement();
QDomElement filterElem = actionElem.firstChild().toElement();
// Get Feature Ids for the Filter element
QgsFeatureIds fids = getFeatureIdsFromFilter( filterElem, layer );
#ifdef HAVE_SERVER_PYTHON_PLUGINS
QgsFeatureIds::const_iterator fidIt = fids.constBegin();
for ( ; fidIt != fids.constEnd(); ++fidIt )
{
QgsFeatureIterator fit = layer->getFeatures( QgsFeatureRequest( *fidIt ) );
QgsFeature feature;
while ( fit.nextFeature( feature ) )
{
if ( !accessControl->allowToEdit( layer, feature ) )
{
throw QgsSecurityAccessException( QStringLiteral( "Feature modify permission denied" ) );
}
}
}
#endif
layer->selectByIds( fids );
layer->deleteSelectedFeatures();
}
}
// Commit the changes of the delete elements
if ( !layer->commitChanges() )
{
addTransactionResult( resp, respElem, QStringLiteral( "PARTIAL" ), QStringLiteral( "Delete" ), layer->commitErrors().join( QStringLiteral( "\n " ) ) );
return resp;
}
// Store the inserted features
QgsFeatureList inFeatList;
if ( cap & QgsVectorDataProvider::AddFeatures )
{
// Get Layer Field Information
QgsFields fields = provider->fields();
QMap<QString, int> fieldMap = provider->fieldNameMap();
QMap<QString, int>::const_iterator fieldMapIt;
// Loop through the insert elements
QDomNodeList inNodeList = typeNameElem.elementsByTagNameNS( WFS_NAMESPACE, QStringLiteral( "Insert" ) );
for ( int j = 0; j < inNodeList.count(); ++j )
{
if ( !configParser->wfstInsertLayers().contains( layer->id() ) )
{
//no wfs permissions to do updates
QString errorMsg = "No permissions to do WFS inserts on layer '" + layer->name() + "'";
QgsMessageLog::logMessage( errorMsg, QStringLiteral( "Server" ), QgsMessageLog::CRITICAL );
addTransactionResult( resp, respElem, QStringLiteral( "FAILED" ), QStringLiteral( "Insert" ), errorMsg );
return resp;
}
actionElem = inNodeList.at( j ).toElement();
// Loop through the feature element
QDomNodeList featNodes = actionElem.childNodes();
for ( int l = 0; l < featNodes.count(); l++ )
{
// Add the feature to the layer
// and store it to put it's Feature Id in the response
inFeatList << QgsFeature( fields );
// Create feature for this layer
QDomElement featureElem = featNodes.at( l ).toElement();
QDomNode currentAttributeChild = featureElem.firstChild();
while ( !currentAttributeChild.isNull() )
{
QDomElement currentAttributeElement = currentAttributeChild.toElement();
QString attrName = currentAttributeElement.localName();
if ( attrName != QLatin1String( "boundedBy" ) )
{
if ( attrName != QLatin1String( "geometry" ) ) //a normal attribute
{
fieldMapIt = fieldMap.find( attrName );
if ( fieldMapIt == fieldMap.constEnd() )
{
continue;
}
QgsField field = fields.at( fieldMapIt.value() );
QString attrValue = currentAttributeElement.text();
int attrType = field.type();
QgsMessageLog::logMessage( QStringLiteral( "attr: name=%1 idx=%2 value=%3" ).arg( attrName ).arg( fieldMapIt.value() ).arg( attrValue ) );
if ( attrType == QVariant::Int )
inFeatList.last().setAttribute( fieldMapIt.value(), attrValue.toInt() );
else if ( attrType == QVariant::Double )
inFeatList.last().setAttribute( fieldMapIt.value(), attrValue.toDouble() );
else
inFeatList.last().setAttribute( fieldMapIt.value(), attrValue );
}
else //a geometry attribute
{
QgsGeometry g = QgsOgcUtils::geometryFromGML( currentAttributeElement );
inFeatList.last().setGeometry( g );
}
}
currentAttributeChild = currentAttributeChild.nextSibling();
}
}
}
}
#ifdef HAVE_SERVER_PYTHON_PLUGINS
QgsFeatureList::iterator featureIt = inFeatList.begin();
while ( featureIt != inFeatList.end() )
{
if ( !accessControl->allowToEdit( layer, *featureIt ) )
{
throw QgsSecurityAccessException( QStringLiteral( "Feature modify permission denied" ) );
}
featureIt++;
}
#endif
// add the features
if ( !provider->addFeatures( inFeatList ) )
{
addTransactionResult( resp, respElem, QStringLiteral( "Partial" ), QStringLiteral( "Insert" ), layer->commitErrors().join( QStringLiteral( "\n " ) ) );
if ( provider->hasErrors() )
{
provider->clearErrors();
}
return resp;
}
// Get the Feature Ids of the inserted feature
for ( int j = 0; j < inFeatList.size(); j++ )
{
insertResults << typeName + "." + QString::number( inFeatList[j].id() );
}
}
}
// Put the Feature Ids of the inserted feature
if ( !insertResults.isEmpty() )
{
Q_FOREACH ( const QString &fidStr, insertResults )
{
QDomElement irElem = doc.createElement( QStringLiteral( "InsertResult" ) );
QDomElement fiElem = doc.createElement( QStringLiteral( "ogc:FeatureId" ) );
fiElem.setAttribute( QStringLiteral( "fid" ), fidStr );
irElem.appendChild( fiElem );
respElem.appendChild( irElem );
}
bool QgsMapToolIdentify::identifyVectorLayer( QList<IdentifyResult> *results, QgsVectorLayer *layer, QgsPoint point )
{
if ( !layer )
return false;
if ( layer->hasScaleBasedVisibility() &&
( layer->minimumScale() > mCanvas->mapRenderer()->scale() ||
layer->maximumScale() <= mCanvas->mapRenderer()->scale() ) )
{
QgsDebugMsg( "Out of scale limits" );
return false;
}
QMap< QString, QString > derivedAttributes;
derivedAttributes.insert( tr( "(clicked coordinate)" ), point.toString() );
// load identify radius from settings
QSettings settings;
double identifyValue = settings.value( "/Map/identifyRadius", QGis::DEFAULT_IDENTIFY_RADIUS ).toDouble();
if ( identifyValue <= 0.0 )
identifyValue = QGis::DEFAULT_IDENTIFY_RADIUS;
int featureCount = 0;
QgsFeatureList featureList;
// toLayerCoordinates will throw an exception for an 'invalid' point.
// For example, if you project a world map onto a globe using EPSG 2163
// and then click somewhere off the globe, an exception will be thrown.
try
{
// create the search rectangle
double searchRadius = mCanvas->extent().width() * ( identifyValue / 100.0 );
QgsRectangle r;
r.setXMinimum( point.x() - searchRadius );
r.setXMaximum( point.x() + searchRadius );
r.setYMinimum( point.y() - searchRadius );
r.setYMaximum( point.y() + searchRadius );
r = toLayerCoordinates( layer, r );
QgsFeatureIterator fit = layer->getFeatures( QgsFeatureRequest().setFilterRect( r ).setFlags( QgsFeatureRequest::ExactIntersect ) );
QgsFeature f;
while ( fit.nextFeature( f ) )
featureList << QgsFeature( f );
}
catch ( QgsCsException & cse )
{
Q_UNUSED( cse );
// catch exception for 'invalid' point and proceed with no features found
QgsDebugMsg( QString( "Caught CRS exception %1" ).arg( cse.what() ) );
}
QgsFeatureList::iterator f_it = featureList.begin();
bool filter = false;
QgsFeatureRendererV2* renderer = layer->rendererV2();
if ( renderer && renderer->capabilities() & QgsFeatureRendererV2::ScaleDependent )
{
// setup scale for scale dependent visibility (rule based)
renderer->startRender( *( mCanvas->mapRenderer()->rendererContext() ), layer );
filter = renderer->capabilities() & QgsFeatureRendererV2::Filter;
}
for ( ; f_it != featureList.end(); ++f_it )
{
QgsFeatureId fid = f_it->id();
if ( filter && !renderer->willRenderFeature( *f_it ) )
continue;
featureCount++;
derivedAttributes.unite( featureDerivedAttributes( &( *f_it ), layer ) );
derivedAttributes.insert( tr( "feature id" ), fid < 0 ? tr( "new feature" ) : FID_TO_STRING( fid ) );
results->append( IdentifyResult( qobject_cast<QgsMapLayer *>( layer ), *f_it, derivedAttributes ) );
}
if ( renderer && renderer->capabilities() & QgsFeatureRendererV2::ScaleDependent )
{
renderer->stopRender( *( mCanvas->mapRenderer()->rendererContext() ) );
}
QgsDebugMsg( "Feature count on identify: " + QString::number( featureCount ) );
return featureCount > 0;
}
bool QgsMapToolIdentify::identifyVectorLayer( QgsVectorLayer *layer, int x, int y )
{
if ( !layer )
return false;
QMap< QString, QString > attributes, derivedAttributes;
QgsPoint point = mCanvas->getCoordinateTransform()->toMapCoordinates( x, y );
derivedAttributes.insert( tr( "(clicked coordinate)" ), point.toString() );
// load identify radius from settings
QSettings settings;
double identifyValue = settings.value( "/Map/identifyRadius", QGis::DEFAULT_IDENTIFY_RADIUS ).toDouble();
QString ellipsoid = settings.value( "/qgis/measure/ellipsoid", "WGS84" ).toString();
if ( identifyValue <= 0.0 )
identifyValue = QGis::DEFAULT_IDENTIFY_RADIUS;
int featureCount = 0;
QgsFeatureList featureList;
// toLayerCoordinates will throw an exception for an 'invalid' point.
// For example, if you project a world map onto a globe using EPSG 2163
// and then click somewhere off the globe, an exception will be thrown.
try
{
// create the search rectangle
double searchRadius = mCanvas->extent().width() * ( identifyValue / 100.0 );
QgsRectangle r;
r.setXMinimum( point.x() - searchRadius );
r.setXMaximum( point.x() + searchRadius );
r.setYMinimum( point.y() - searchRadius );
r.setYMaximum( point.y() + searchRadius );
r = toLayerCoordinates( layer, r );
layer->select( layer->pendingAllAttributesList(), r, true, true );
QgsFeature f;
while ( layer->nextFeature( f ) )
featureList << QgsFeature( f );
}
catch ( QgsCsException & cse )
{
Q_UNUSED( cse );
// catch exception for 'invalid' point and proceed with no features found
QgsDebugMsg( QString( "Caught CRS exception %1" ).arg( cse.what() ) );
}
// init distance/area calculator
QgsDistanceArea calc;
if ( !featureList.count() == 0 )
{
calc.setProjectionsEnabled( mCanvas->hasCrsTransformEnabled() ); // project?
calc.setEllipsoid( ellipsoid );
calc.setSourceCrs( layer->crs().srsid() );
}
QgsFeatureList::iterator f_it = featureList.begin();
for ( ; f_it != featureList.end(); ++f_it )
{
featureCount++;
QgsFeatureId fid = f_it->id();
QMap<QString, QString> derivedAttributes;
// Calculate derived attributes and insert:
// measure distance or area depending on geometry type
if ( layer->geometryType() == QGis::Line )
{
double dist = calc.measure( f_it->geometry() );
QGis::UnitType myDisplayUnits;
convertMeasurement( calc, dist, myDisplayUnits, false );
QString str = calc.textUnit( dist, 3, myDisplayUnits, false ); // dist and myDisplayUnits are out params
derivedAttributes.insert( tr( "Length" ), str );
if ( f_it->geometry()->wkbType() == QGis::WKBLineString ||
f_it->geometry()->wkbType() == QGis::WKBLineString25D )
{
// Add the start and end points in as derived attributes
str = QLocale::system().toString( f_it->geometry()->asPolyline().first().x(), 'g', 10 );
derivedAttributes.insert( tr( "firstX", "attributes get sorted; translation for lastX should be lexically larger than this one" ), str );
str = QLocale::system().toString( f_it->geometry()->asPolyline().first().y(), 'g', 10 );
derivedAttributes.insert( tr( "firstY" ), str );
str = QLocale::system().toString( f_it->geometry()->asPolyline().last().x(), 'g', 10 );
derivedAttributes.insert( tr( "lastX", "attributes get sorted; translation for firstX should be lexically smaller than this one" ), str );
str = QLocale::system().toString( f_it->geometry()->asPolyline().last().y(), 'g', 10 );
derivedAttributes.insert( tr( "lastY" ), str );
}
}
else if ( layer->geometryType() == QGis::Polygon )
{
double area = calc.measure( f_it->geometry() );
QGis::UnitType myDisplayUnits;
convertMeasurement( calc, area, myDisplayUnits, true ); // area and myDisplayUnits are out params
QString str = calc.textUnit( area, 3, myDisplayUnits, true );
derivedAttributes.insert( tr( "Area" ), str );
}
else if ( layer->geometryType() == QGis::Point &&
( f_it->geometry()->wkbType() == QGis::WKBPoint ||
f_it->geometry()->wkbType() == QGis::WKBPoint25D ) )
{
// Include the x and y coordinates of the point as a derived attribute
QString str;
str = QLocale::system().toString( f_it->geometry()->asPoint().x(), 'g', 10 );
derivedAttributes.insert( "X", str );
str = QLocale::system().toString( f_it->geometry()->asPoint().y(), 'g', 10 );
derivedAttributes.insert( "Y", str );
}
derivedAttributes.insert( tr( "feature id" ), fid < 0 ? tr( "new feature" ) : FID_TO_STRING( fid ) );
results()->addFeature( layer, *f_it, derivedAttributes );
}
QgsDebugMsg( "Feature count on identify: " + QString::number( featureCount ) );
return featureCount > 0;
}
int QgsVectorLayerEditUtils::splitFeatures( const QList<QgsPoint>& splitLine, bool topologicalEditing )
{
if ( !L->hasGeometryType() )
return 4;
QgsFeatureList newFeatures; //store all the newly created features
double xMin, yMin, xMax, yMax;
QgsRectangle bBox; //bounding box of the split line
int returnCode = 0;
int splitFunctionReturn; //return code of QgsGeometry::splitGeometry
int numberOfSplittedFeatures = 0;
QgsFeatureList featureList;
const QgsFeatureIds selectedIds = L->selectedFeaturesIds();
if ( selectedIds.size() > 0 ) //consider only the selected features if there is a selection
{
featureList = L->selectedFeatures();
}
else //else consider all the feature that intersect the bounding box of the split line
{
if ( boundingBoxFromPointList( splitLine, xMin, yMin, xMax, yMax ) == 0 )
{
bBox.setXMinimum( xMin );
bBox.setYMinimum( yMin );
bBox.setXMaximum( xMax );
bBox.setYMaximum( yMax );
}
else
{
return 1;
}
if ( bBox.isEmpty() )
{
//if the bbox is a line, try to make a square out of it
if ( bBox.width() == 0.0 && bBox.height() > 0 )
{
bBox.setXMinimum( bBox.xMinimum() - bBox.height() / 2 );
bBox.setXMaximum( bBox.xMaximum() + bBox.height() / 2 );
}
else if ( bBox.height() == 0.0 && bBox.width() > 0 )
{
bBox.setYMinimum( bBox.yMinimum() - bBox.width() / 2 );
bBox.setYMaximum( bBox.yMaximum() + bBox.width() / 2 );
}
else
{
//If we have a single point, we still create a non-null box
double bufferDistance = 0.000001;
if ( L->crs().geographicFlag() )
bufferDistance = 0.00000001;
bBox.setXMinimum( bBox.xMinimum() - bufferDistance );
bBox.setXMaximum( bBox.xMaximum() + bufferDistance );
bBox.setYMinimum( bBox.yMinimum() - bufferDistance );
bBox.setYMaximum( bBox.yMaximum() + bufferDistance );
}
}
QgsFeatureIterator fit = L->getFeatures( QgsFeatureRequest().setFilterRect( bBox ).setFlags( QgsFeatureRequest::ExactIntersect ) );
QgsFeature f;
while ( fit.nextFeature( f ) )
featureList << QgsFeature( f );
}
QgsFeatureList::iterator select_it = featureList.begin();
for ( ; select_it != featureList.end(); ++select_it )
{
if ( !select_it->geometry() )
{
continue;
}
QList<QgsGeometry*> newGeometries;
QList<QgsPoint> topologyTestPoints;
QgsGeometry* newGeometry = 0;
splitFunctionReturn = select_it->geometry()->splitGeometry( splitLine, newGeometries, topologicalEditing, topologyTestPoints );
if ( splitFunctionReturn == 0 )
{
//change this geometry
L->editBuffer()->changeGeometry( select_it->id(), select_it->geometry() );
//insert new features
for ( int i = 0; i < newGeometries.size(); ++i )
{
newGeometry = newGeometries.at( i );
QgsFeature newFeature;
newFeature.setGeometry( newGeometry );
//use default value where possible for primary key (e.g. autoincrement),
//and use the value from the original (split) feature if not primary key
QgsAttributes newAttributes = select_it->attributes();
foreach ( int pkIdx, L->dataProvider()->pkAttributeIndexes() )
{
const QVariant defaultValue = L->dataProvider()->defaultValue( pkIdx );
if ( !defaultValue.isNull() )
{
newAttributes[ pkIdx ] = defaultValue;
}
else //try with NULL
{
newAttributes[ pkIdx ] = QVariant();
}
}
newFeature.setAttributes( newAttributes );
newFeatures.append( newFeature );
}
if ( topologicalEditing )
{
QList<QgsPoint>::const_iterator topol_it = topologyTestPoints.constBegin();
for ( ; topol_it != topologyTestPoints.constEnd(); ++topol_it )
{
addTopologicalPoints( *topol_it );
}
}
++numberOfSplittedFeatures;
}
else if ( splitFunctionReturn > 1 ) //1 means no split but also no error
int QgsVectorLayerEditUtils::splitFeatures( const QList<QgsPoint>& splitLine, bool topologicalEditing )
{
if ( !L->hasGeometryType() )
return 4;
QgsFeatureList newFeatures; //store all the newly created features
double xMin, yMin, xMax, yMax;
QgsRectangle bBox; //bounding box of the split line
int returnCode = 0;
int splitFunctionReturn; //return code of QgsGeometry::splitGeometry
int numberOfSplittedFeatures = 0;
QgsFeatureList featureList;
const QgsFeatureIds selectedIds = L->selectedFeaturesIds();
if ( selectedIds.size() > 0 ) //consider only the selected features if there is a selection
{
featureList = L->selectedFeatures();
}
else //else consider all the feature that intersect the bounding box of the split line
{
if ( boundingBoxFromPointList( splitLine, xMin, yMin, xMax, yMax ) == 0 )
{
bBox.setXMinimum( xMin ); bBox.setYMinimum( yMin );
bBox.setXMaximum( xMax ); bBox.setYMaximum( yMax );
}
else
{
return 1;
}
if ( bBox.isEmpty() )
{
//if the bbox is a line, try to make a square out of it
if ( bBox.width() == 0.0 && bBox.height() > 0 )
{
bBox.setXMinimum( bBox.xMinimum() - bBox.height() / 2 );
bBox.setXMaximum( bBox.xMaximum() + bBox.height() / 2 );
}
else if ( bBox.height() == 0.0 && bBox.width() > 0 )
{
bBox.setYMinimum( bBox.yMinimum() - bBox.width() / 2 );
bBox.setYMaximum( bBox.yMaximum() + bBox.width() / 2 );
}
else
{
return 2;
}
}
QgsFeatureIterator fit = L->getFeatures( QgsFeatureRequest().setFilterRect( bBox ).setFlags( QgsFeatureRequest::ExactIntersect ) );
QgsFeature f;
while ( fit.nextFeature( f ) )
featureList << QgsFeature( f );
}
QgsFeatureList::iterator select_it = featureList.begin();
for ( ; select_it != featureList.end(); ++select_it )
{
if ( !select_it->geometry() )
{
continue;
}
QList<QgsGeometry*> newGeometries;
QList<QgsPoint> topologyTestPoints;
QgsGeometry* newGeometry = 0;
splitFunctionReturn = select_it->geometry()->splitGeometry( splitLine, newGeometries, topologicalEditing, topologyTestPoints );
if ( splitFunctionReturn == 0 )
{
//change this geometry
L->editBuffer()->changeGeometry( select_it->id(), select_it->geometry() );
//insert new features
for ( int i = 0; i < newGeometries.size(); ++i )
{
newGeometry = newGeometries.at( i );
QgsFeature newFeature;
newFeature.setGeometry( newGeometry );
//use default value where possible (primary key issue), otherwise the value from the original (split) feature
QgsAttributes newAttributes = select_it->attributes();
QVariant defaultValue;
for ( int j = 0; j < newAttributes.count(); ++j )
{
defaultValue = L->dataProvider()->defaultValue( j );
if ( !defaultValue.isNull() )
{
newAttributes[ j ] = defaultValue;
}
}
newFeature.setAttributes( newAttributes );
newFeatures.append( newFeature );
}
if ( topologicalEditing )
{
QList<QgsPoint>::const_iterator topol_it = topologyTestPoints.constBegin();
for ( ; topol_it != topologyTestPoints.constEnd(); ++topol_it )
{
addTopologicalPoints( *topol_it );
}
}
++numberOfSplittedFeatures;
}
else if ( splitFunctionReturn > 1 ) //1 means no split but also no error
{
returnCode = splitFunctionReturn;
}
}
if ( numberOfSplittedFeatures == 0 && selectedIds.size() > 0 )
{
//There is a selection but no feature has been split.
//Maybe user forgot that only the selected features are split
returnCode = 4;
}
//now add the new features to this vectorlayer
L->editBuffer()->addFeatures( newFeatures );
return returnCode;
}
void QgsClipboard::replaceWithCopyOf( const QgsFieldMap& fields, QgsFeatureList& features )
{
// Replace the QGis clipboard.
mFeatureClipboard = features;
QgsDebugMsg( "replaced QGis clipboard." );
// Replace the system clipboard.
QStringList textLines;
QStringList textFields;
// first do the field names
textFields += "wkt_geom";
for ( QgsFieldMap::const_iterator fit = fields.begin(); fit != fields.end(); ++fit )
{
textFields += fit->name();
}
textLines += textFields.join( "\t" );
textFields.clear();
// then the field contents
for ( QgsFeatureList::iterator it = features.begin(); it != features.end(); ++it )
{
QgsAttributeMap attributes = it->attributeMap();
// TODO: Set up Paste Transformations to specify the order in which fields are added.
if ( it->geometry() )
textFields += it->geometry()->exportToWkt();
else
{
QSettings settings;
textFields += settings.value( "qgis/nullValue", "NULL" ).toString();
}
// QgsDebugMsg("about to traverse fields.");
//
for ( QgsAttributeMap::iterator it2 = attributes.begin(); it2 != attributes.end(); ++it2 )
{
// QgsDebugMsg(QString("inspecting field '%1'.").arg(it2->toString()));
textFields += it2->toString();
}
textLines += textFields.join( "\t" );
textFields.clear();
}
QString textCopy = textLines.join( "\n" );
QClipboard *cb = QApplication::clipboard();
// Copy text into the clipboard
// With qgis running under Linux, but with a Windows based X
// server (Xwin32), ::Selection was necessary to get the data into
// the Windows clipboard (which seems contrary to the Qt
// docs). With a Linux X server, ::Clipboard was required.
// The simple solution was to put the text into both clipboards.
// The ::Selection setText() below one may need placing inside so
// #ifdef so that it doesn't get compiled under Windows.
cb->setText( textCopy, QClipboard::Selection );
cb->setText( textCopy, QClipboard::Clipboard );
QgsDebugMsg( QString( "replaced system clipboard with: %1." ).arg( textCopy ) );
}
bool QgsDb2Provider::addFeatures( QgsFeatureList & flist )
{
QgsDebugMsg( "mGeometryColType: " + mGeometryColType );
int writeCount = 0;
bool copyOperation = false;
if ( !mDatabase.isOpen() )
{
QString errMsg;
mDatabase = getDatabase( mConnInfo, errMsg );
if ( !errMsg.isEmpty() )
{
QgsDebugMsg( "getDatabase failed: " + errMsg );
return false;
}
}
if ( !mDatabase.transaction() )
{
QgsDebugMsg( "transaction failed" );
return false;
}
QSqlQuery query = QSqlQuery( mDatabase );
query.setForwardOnly( true );
QSqlQuery queryFid = QSqlQuery( mDatabase );
queryFid.setForwardOnly( true );
QgsFeature it = flist.at( 0 );
QString statement;
QString values;
statement = QString( "INSERT INTO %1.%2 (" ).arg( mSchemaName, mTableName );
bool first = true;
// Get the first geometry and its wkbType as when we are doing drag/drop,
// the wkbType is not passed to the DB2 provider from QgsVectorLayerImport
// Can't figure out how to resolved "unreferenced" wkbType compile message
// Don't really do anything with it at this point
#if 0
QgsGeometry *geom = it.geometry();
QgsWkbTypes::Type wkbType = geom->wkbType();
QgsDebugMsg( QString( "wkbType: %1" ).arg( wkbType ) );
QgsDebugMsg( QString( "mWkbType: %1" ).arg( mWkbType ) );
#endif
QgsAttributes attrs = it.attributes();
QgsDebugMsg( QString( "attrs.count: %1" ).arg( attrs.count() ) );
QgsDebugMsg( QString( "fields.count: %1" ).arg( mAttributeFields.count() ) );
if ( mAttributeFields.count() == ( attrs.count() + 1 ) )
{
copyOperation = true; // FID is first field but no attribute in attrs
}
else if ( mAttributeFields.count() != attrs.count() )
{
QgsDebugMsg( "Count mismatch - failing" );
return false;
}
if ( attrs.count() != mAttributeFields.count() )
{
QgsDebugMsg( "field counts don't match" );
// return false;
}
for ( int i = 0; i < mAttributeFields.count(); ++i )
{
QgsField fld = mAttributeFields.at( i );
QgsDebugMsg( QString( "i: %1; got field: %2" ).arg( i ).arg( fld.name() ) );
if ( fld.name().isEmpty() )
continue; // invalid
if ( mFidColName == fld.name() )
continue; // skip identity field
// if ( mDefaultValues.contains( i ) && mDefaultValues[i] == attrs.at( i ) )
// continue; // skip fields having default values
if ( !first )
{
statement += ',';
values += ',';
}
else
first = false;
statement += QString( "%1" ).arg( fld.name() );
values += QString( "?" );
}
// append geometry column name
if ( !mGeometryColName.isEmpty() )
{
if ( !first )
{
statement += ',';
values += ',';
}
statement += QString( "%1" ).arg( mGeometryColName );
values += QString( "db2gse.%1(CAST (%2 AS BLOB(2M)),%3)" )
.arg( mGeometryColType,
QString( "?" ),
QString::number( mSRId ) );
}
QgsDebugMsg( statement );
QgsDebugMsg( values );
statement += ") VALUES (" + values + ')';
QgsDebugMsg( statement );
QgsDebugMsg( "Prepare statement" );
// use prepared statement to prevent from sql injection
if ( !query.prepare( statement ) )
{
QString msg = query.lastError().text();
QgsDebugMsg( msg );
pushError( msg );
return false;
}
for ( QgsFeatureList::iterator it = flist.begin(); it != flist.end(); ++it )
{
attrs = it->attributes();
int fieldIdx = 0;
if ( copyOperation )
{
fieldIdx = 1; // skip first (FID) field if copying from shapefile
}
int bindIdx = 0;
for ( int i = 0; i < attrs.count(); i++ )
{
QgsField fld = mAttributeFields.at( fieldIdx++ );
if ( fld.name().isEmpty() )
continue; // invalid
if ( mFidColName == fld.name() )
continue; // skip identity field
// if ( mDefaultValues.contains( i ) && mDefaultValues[i] == attrs.at( i ) )
// continue; // skip fields having default values
QVariant::Type type = fld.type();
if ( attrs.at( i ).isNull() || !attrs.at( i ).isValid() )
{
// binding null values
if ( type == QVariant::Date || type == QVariant::DateTime )
query.bindValue( bindIdx, QVariant( QVariant::String ) );
else
query.bindValue( bindIdx, QVariant( type ) );
}
else if ( type == QVariant::Int )
{
// binding an INTEGER value
query.bindValue( bindIdx, attrs.at( i ).toInt() );
}
else if ( type == QVariant::Double )
{
// binding a DOUBLE value
query.bindValue( bindIdx, attrs.at( i ).toDouble() );
}
else if ( type == QVariant::String )
{
// binding a TEXT value
query.bindValue( bindIdx, attrs.at( i ).toString() );
}
else if ( type == QVariant::Time )
{
// binding a TIME value
query.bindValue( bindIdx, attrs.at( i ).toTime().toString( Qt::ISODate ) );
}
else if ( type == QVariant::Date )
{
// binding a DATE value
query.bindValue( bindIdx, attrs.at( i ).toDate().toString( Qt::ISODate ) );
}
else if ( type == QVariant::DateTime )
{
// binding a DATETIME value
query.bindValue( bindIdx, attrs.at( i ).toDateTime().toString( Qt::ISODate ) );
}
else
{
query.bindValue( bindIdx, attrs.at( i ) );
}
#if 0
QgsDebugMsg( QString( "bound i: %1; name: %2; value: %3; bindIdx: %4" ).
arg( i ).arg( fld.name() ).arg( attrs.at( i ).toString() ).arg( bindIdx ) );
#endif
bindIdx++;
}
if ( !mGeometryColName.isEmpty() )
{
QgsGeometry geom = it->geometry();
QByteArray bytea = QByteArray(( char* )geom.asWkb(), ( int ) geom.wkbSize() );
query.bindValue( bindIdx, bytea, QSql::In | QSql::Binary );
}
QList<QVariant> list = query.boundValues().values();
// Show bound values
#if 0
for ( int i = 0; i < list.size(); ++i )
{
QgsDebugMsg( QString( "i: %1; value: %2; type: %3" )
.arg( i ).arg( list.at( i ).toString().toLatin1().data() ).arg( list.at( i ).typeName() ) );
}
#endif
if ( !query.exec() )
{
QString msg = query.lastError().text();
QgsDebugMsg( msg );
if ( !mSkipFailures )
{
pushError( msg );
return false;
}
}
statement = QString( "select IDENTITY_VAL_LOCAL() AS IDENTITY "
"FROM SYSIBM.SYSDUMMY1" );
// QgsDebugMsg( statement );
if ( !queryFid.exec( statement ) )
{
QString msg = query.lastError().text();
QgsDebugMsg( msg );
if ( !mSkipFailures )
{
pushError( msg );
return false;
}
}
if ( !queryFid.next() )
{
QString msg = query.lastError().text();
QgsDebugMsg( msg );
if ( !mSkipFailures )
{
pushError( msg );
return false;
}
}
it->setFeatureId( queryFid.value( 0 ).toLongLong() );
writeCount++;
// QgsDebugMsg( QString( "count: %1; featureId: %2" ).arg( writeCount ).arg( queryFid.value( 0 ).toLongLong() ) );
}
bool commitStatus = mDatabase.commit();
QgsDebugMsg( QString( "commitStatus: %1; write count: %2; featureId: %3" )
.arg( commitStatus ).arg( writeCount ).arg( queryFid.value( 0 ).toLongLong() ) );
if ( !commitStatus )
{
pushError( "Commit of new features failed" );
return false;
}
return true;
}
