mirror of
https://git.salome-platform.org/gitpub/modules/smesh.git
synced 2024-12-24 08:20:34 +05:00
File SMESHGUI_Hypotheses.cxx is deprecated, it is replaced with SMESHGUI_HypothesesUtils.cxx
This commit is contained in:
msv
parent
3783955355
commit
27c14592b7
@ -1,490 +0,0 @@
|
||||
// Copyright (C) 2003 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
|
||||
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
|
||||
//
|
||||
// This library is free software; you can redistribute it and/or
|
||||
// modify it under the terms of the GNU Lesser General Public
|
||||
// License as published by the Free Software Foundation; either
|
||||
// version 2.1 of the License.
|
||||
//
|
||||
// This library is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
// Lesser General Public License for more details.
|
||||
//
|
||||
// You should have received a copy of the GNU Lesser General Public
|
||||
// License along with this library; if not, write to the Free Software
|
||||
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
//
|
||||
// See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
|
||||
|
||||
#include <map>
|
||||
#include <string>
|
||||
|
||||
#include "SMESHGUI_Hypotheses.h"
|
||||
#include "SMESHGUI_Utils.h"
|
||||
|
||||
#ifdef _DEBUG_
|
||||
static int MYDEBUG = 0;
|
||||
#else
|
||||
static int MYDEBUG = 0;
|
||||
#endif
|
||||
|
||||
namespace SMESH{
|
||||
|
||||
using namespace std;
|
||||
|
||||
typedef map<string,HypothesisData*> THypothesisDataMap;
|
||||
THypothesisDataMap myHypothesesMap;
|
||||
THypothesisDataMap myAlgorithmsMap;
|
||||
|
||||
typedef map<string,SMESHGUI_GenericHypothesisCreator*> THypCreatorMap;
|
||||
THypCreatorMap myHypCreatorMap;
|
||||
|
||||
void InitAvailableHypotheses()
|
||||
{
|
||||
QAD_WaitCursor wc;
|
||||
if (myHypothesesMap.empty() && myAlgorithmsMap.empty()) {
|
||||
// Resource manager
|
||||
QAD_ResourceMgr* resMgr = QAD_Desktop::createResourceManager();
|
||||
if (!resMgr) return;
|
||||
|
||||
// Find name of a resource XML file ("SMESH_Meshers.xml");
|
||||
QString HypsXml;
|
||||
char* cenv = getenv("SMESH_MeshersList");
|
||||
if (cenv)
|
||||
HypsXml.sprintf("%s", cenv);
|
||||
|
||||
QStringList HypsXmlList = QStringList::split( ":", HypsXml, false );
|
||||
if (HypsXmlList.count() == 0)
|
||||
{
|
||||
QAD_MessageBox::error1(QAD_Application::getDesktop(),
|
||||
tr("SMESH_WRN_WARNING"),
|
||||
tr("MESHERS_FILE_NO_VARIABLE"),
|
||||
tr("SMESH_BUT_OK"));
|
||||
return;
|
||||
}
|
||||
|
||||
// loop on files in HypsXml
|
||||
QString aNoAccessFiles;
|
||||
for ( int i = 0; i < HypsXmlList.count(); i++ ) {
|
||||
QString HypsXml = HypsXmlList[ i ];
|
||||
|
||||
// Find full path to the resource XML file
|
||||
QString xmlFile = HypsXml + ".xml";
|
||||
xmlFile = QAD_Tools::addSlash(resMgr->findFile(xmlFile, HypsXml)) + xmlFile;
|
||||
|
||||
QFile file (QAD_Tools::unix2win(xmlFile));
|
||||
if (file.exists() && file.open(IO_ReadOnly)) {
|
||||
file.close();
|
||||
|
||||
SMESHGUI_XmlHandler* myXmlHandler = new SMESHGUI_XmlHandler();
|
||||
ASSERT(myXmlHandler);
|
||||
|
||||
QXmlInputSource source (file);
|
||||
QXmlSimpleReader reader;
|
||||
reader.setContentHandler(myXmlHandler);
|
||||
reader.setErrorHandler(myXmlHandler);
|
||||
bool ok = reader.parse(source);
|
||||
file.close();
|
||||
if (ok) {
|
||||
addMap( myXmlHandler->myHypothesesMap, myHypothesesMap );
|
||||
addMap( myXmlHandler->myAlgorithmsMap, myAlgorithmsMap );
|
||||
}
|
||||
else {
|
||||
QAD_MessageBox::error1(myDesktop,
|
||||
tr("INF_PARSE_ERROR"),
|
||||
tr(myXmlHandler->errorProtocol()),
|
||||
tr("SMESH_BUT_OK"));
|
||||
}
|
||||
}
|
||||
else {
|
||||
if (aNoAccessFiles.isEmpty())
|
||||
aNoAccessFiles = xmlFile;
|
||||
else
|
||||
aNoAccessFiles += ", " + xmlFile;
|
||||
}
|
||||
} // end loop
|
||||
|
||||
|
||||
if (!aNoAccessFiles.isEmpty()) {
|
||||
QString aMess = tr("MESHERS_FILE_CANT_OPEN") + " " + aNoAccessFiles + "\n";
|
||||
aMess += tr("MESHERS_FILE_CHECK_VARIABLE");
|
||||
wc.stop();
|
||||
QAD_MessageBox::warn1(QAD_Application::getDesktop(),
|
||||
tr("SMESH_WRN_WARNING"),
|
||||
aMess,
|
||||
tr("SMESH_BUT_OK"));
|
||||
wc.start();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
GetAvailableHypotheses (const bool isAlgo)
|
||||
{
|
||||
QStringList aHypList;
|
||||
|
||||
// Init list of available hypotheses, if needed
|
||||
InitAvailableHypotheses();
|
||||
|
||||
// fill list of hypotheses/algorithms
|
||||
THypothesisDataMap::iterator anIter;
|
||||
if (isAlgo) {
|
||||
anIter = myAlgorithmsMap.begin();
|
||||
for (; anIter != myAlgorithmsMap.end(); anIter++) {
|
||||
aHypList.append(((*anIter).first).c_str());
|
||||
}
|
||||
}
|
||||
else {
|
||||
anIter = myHypothesesMap.begin();
|
||||
for (; anIter != myHypothesesMap.end(); anIter++) {
|
||||
aHypList.append(((*anIter).first).c_str());
|
||||
}
|
||||
}
|
||||
|
||||
return aHypList;
|
||||
}
|
||||
|
||||
|
||||
HypothesisData* GetHypothesisData (const char* aHypType)
|
||||
{
|
||||
HypothesisData* aHypData = 0;
|
||||
|
||||
// Init list of available hypotheses, if needed
|
||||
InitAvailableHypotheses();
|
||||
|
||||
if (myHypothesesMap.find(aHypType) == myHypothesesMap.end()) {
|
||||
if (myAlgorithmsMap.find(aHypType) != myAlgorithmsMap.end()) {
|
||||
aHypData = myAlgorithmsMap[aHypType];
|
||||
}
|
||||
}
|
||||
else {
|
||||
aHypData = myHypothesesMap[aHypType];
|
||||
}
|
||||
return aHypData;
|
||||
}
|
||||
|
||||
|
||||
SMESHGUI_GenericHypothesisCreator* GetHypothesisCreator (const QString& aHypType)
|
||||
{
|
||||
const char* sHypType = aHypType.latin1();
|
||||
if(MYDEBUG) MESSAGE("Get HypothesisCreator for " << sHypType);
|
||||
|
||||
SMESHGUI_GenericHypothesisCreator* aCreator = 0;
|
||||
|
||||
// check, if creator for this hypothesis type already exists
|
||||
if (myHypCreatorMap.find(sHypType) != myHypCreatorMap.end()) {
|
||||
aCreator = myHypCreatorMap[sHypType];
|
||||
}
|
||||
else {
|
||||
// 1. Init list of available hypotheses, if needed
|
||||
InitAvailableHypotheses();
|
||||
|
||||
// 2. Get names of plugin libraries
|
||||
HypothesisData* aHypData = GetHypothesisData(sHypType);
|
||||
if (!aHypData) {
|
||||
return aCreator;
|
||||
}
|
||||
QString aClientLibName = aHypData->ClientLibName;
|
||||
QString aServerLibName = aHypData->ServerLibName;
|
||||
|
||||
// 3. Load Client Plugin Library
|
||||
try {
|
||||
// load plugin library
|
||||
if(MYDEBUG) MESSAGE("Loading client meshers plugin library ...");
|
||||
void* libHandle = dlopen (aClientLibName, RTLD_LAZY);
|
||||
if (!libHandle) {
|
||||
// report any error, if occured
|
||||
const char* anError = dlerror();
|
||||
if(MYDEBUG) MESSAGE(anError);
|
||||
}
|
||||
else {
|
||||
// get method, returning hypothesis creator
|
||||
if(MYDEBUG) MESSAGE("Find GetHypothesisCreator() method ...");
|
||||
typedef SMESHGUI_GenericHypothesisCreator* (*GetHypothesisCreator) \
|
||||
(QString aHypType, QString aServerLibName, SMESHGUI* aSMESHGUI);
|
||||
GetHypothesisCreator procHandle =
|
||||
(GetHypothesisCreator)dlsym( libHandle, "GetHypothesisCreator" );
|
||||
if (!procHandle) {
|
||||
if(MYDEBUG) MESSAGE("bad hypothesis client plugin library");
|
||||
dlclose(libHandle);
|
||||
}
|
||||
else {
|
||||
// get hypothesis creator
|
||||
if(MYDEBUG) MESSAGE("Get Hypothesis Creator for " << aHypType);
|
||||
aCreator = procHandle(aHypType, aServerLibName, smeshGUI);
|
||||
if (!aCreator) {
|
||||
if(MYDEBUG) MESSAGE("no such a hypothesis in this plugin");
|
||||
}
|
||||
else {
|
||||
// map hypothesis creator to a hypothesis name
|
||||
myHypCreatorMap[sHypType] = aCreator;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
catch (const SALOME::SALOME_Exception& S_ex) {
|
||||
QtCatchCorbaException(S_ex);
|
||||
}
|
||||
}
|
||||
|
||||
return aCreator;
|
||||
}
|
||||
|
||||
|
||||
SMESH::SMESH_Hypothesis_ptr CreateHypothesis (const QString& aHypType,
|
||||
const QString& aHypName,
|
||||
const bool isAlgo = false)
|
||||
{
|
||||
if(MYDEBUG) MESSAGE("Create " << aHypType << " with name " << aHypName);
|
||||
|
||||
SMESH::SMESH_Hypothesis_var Hyp;
|
||||
|
||||
HypothesisData* aHypData = GetHypothesisData((char*)aHypType.latin1());
|
||||
QString aServLib = aHypData->ServerLibName;
|
||||
|
||||
try {
|
||||
Hyp = SMESH::GetSMESHGen()->CreateHypothesis(aHypType, aServLib);
|
||||
if (!Hyp->_is_nil()) {
|
||||
SALOMEDS::SObject_var SHyp = SMESH::FindSObject(Hyp.in());
|
||||
if (!SHyp->_is_nil()) {
|
||||
if ( !aHypName.isEmpty() )
|
||||
SMESH::SetName( SHyp, aHypName );
|
||||
myActiveStudy->updateObjBrowser(true);
|
||||
return Hyp._retn();
|
||||
}
|
||||
}
|
||||
}
|
||||
catch (const SALOME::SALOME_Exception & S_ex) {
|
||||
QtCatchCorbaException(S_ex);
|
||||
}
|
||||
|
||||
return SMESH::SMESH_Hypothesis::_nil();
|
||||
}
|
||||
|
||||
|
||||
bool AddHypothesisOnMesh (SMESH::SMESH_Mesh_ptr aMesh, SMESH::SMESH_Hypothesis_ptr aHyp)
|
||||
{
|
||||
if(MYDEBUG) MESSAGE ("SMESHGUI::AddHypothesisOnMesh");
|
||||
int res = SMESH::HYP_UNKNOWN_FATAL;
|
||||
QAD_WaitCursor wc;
|
||||
|
||||
if ( !aMesh->_is_nil() ) {
|
||||
SALOMEDS::SObject_var SM = SMESH::FindSObject( aMesh );
|
||||
GEOM::GEOM_Object_var aShapeObject = SMESH::GetShapeOnMeshOrSubMesh(SM);
|
||||
try {
|
||||
res = aMesh->AddHypothesis( aShapeObject, aHyp );
|
||||
if ( res < SMESH::HYP_UNKNOWN_FATAL ) {
|
||||
SALOMEDS::SObject_var SH = SMESH::FindSObject(aHyp);
|
||||
if ( !SM->_is_nil() && !SH->_is_nil() ) {
|
||||
SMESH::ModifiedMesh(SM, false);
|
||||
}
|
||||
}
|
||||
if ( res > SMESH::HYP_OK ) {
|
||||
wc.stop();
|
||||
processHypothesisStatus( res, aHyp, this, true );
|
||||
wc.start();
|
||||
}
|
||||
}
|
||||
catch( const SALOME::SALOME_Exception& S_ex ) {
|
||||
wc.stop();
|
||||
QtCatchCorbaException( S_ex );
|
||||
res = SMESH::HYP_UNKNOWN_FATAL;
|
||||
}
|
||||
}
|
||||
return res < SMESH::HYP_UNKNOWN_FATAL;
|
||||
}
|
||||
|
||||
|
||||
bool AddHypothesisOnSubMesh (SMESH::SMESH_subMesh_ptr aSubMesh, SMESH::SMESH_Hypothesis_ptr aHyp)
|
||||
{
|
||||
if(MYDEBUG) MESSAGE( "SMESHGUI::AddHypothesisOnSubMesh() ");
|
||||
int res = SMESH::HYP_UNKNOWN_FATAL;
|
||||
QAD_WaitCursor wc;
|
||||
|
||||
if ( !aSubMesh->_is_nil() && ! aHyp->_is_nil() ) {
|
||||
try {
|
||||
SMESH::SMESH_Mesh_var aMesh = aSubMesh->GetFather();
|
||||
SALOMEDS::SObject_var SsubM = SMESH::FindSObject( aSubMesh );
|
||||
GEOM::GEOM_Object_var aShapeObject = SMESH::GetShapeOnMeshOrSubMesh( SsubM );
|
||||
if ( !aMesh->_is_nil() && !SsubM->_is_nil() && !aShapeObject->_is_nil() ) {
|
||||
res = aMesh->AddHypothesis( aShapeObject, aHyp );
|
||||
if ( res < SMESH::HYP_UNKNOWN_FATAL ) {
|
||||
SMESH::ModifiedMesh( SsubM, false );
|
||||
}
|
||||
if ( res > SMESH::HYP_OK ) {
|
||||
wc.stop();
|
||||
processHypothesisStatus( res, aHyp, this, true );
|
||||
wc.start();
|
||||
}
|
||||
}
|
||||
else {
|
||||
SCRUTE( aHyp->_is_nil() );
|
||||
SCRUTE( aMesh->_is_nil() );
|
||||
SCRUTE( SsubM->_is_nil() );
|
||||
SCRUTE( aShapeObject->_is_nil() );
|
||||
}
|
||||
}
|
||||
catch( const SALOME::SALOME_Exception& S_ex ) {
|
||||
wc.stop();
|
||||
QtCatchCorbaException( S_ex );
|
||||
res = SMESH::HYP_UNKNOWN_FATAL;
|
||||
}
|
||||
}
|
||||
else {
|
||||
SCRUTE( aSubMesh->_is_nil() );
|
||||
SCRUTE( aHyp->_is_nil() );
|
||||
}
|
||||
return res < SMESH::HYP_UNKNOWN_FATAL;
|
||||
}
|
||||
|
||||
bool RemoveHypothesisOrAlgorithmOnMesh (const Handle(SALOME_InteractiveObject)& IObject)
|
||||
{
|
||||
int res = SMESH::HYP_UNKNOWN_FATAL;
|
||||
QAD_WaitCursor wc;
|
||||
|
||||
if (IObject->hasReference()) {
|
||||
try {
|
||||
SMESH::SMESH_Hypothesis_var anHyp =
|
||||
SMESH::IObjectToInterface<SMESH::SMESH_Hypothesis>(IObject);
|
||||
SALOMEDS::SObject_var SO_Applied_Hypothesis =
|
||||
smeshGUI->myStudy->FindObjectID(IObject->getReference());
|
||||
if (!SO_Applied_Hypothesis->_is_nil()) {
|
||||
SALOMEDS::SObject_var MorSM = SMESH::GetMeshOrSubmesh(SO_Applied_Hypothesis);
|
||||
if (!MorSM->_is_nil()) {
|
||||
GEOM::GEOM_Object_var aShape = SMESH::GetShapeOnMeshOrSubMesh(MorSM);
|
||||
if (!aShape->_is_nil()){
|
||||
SMESH::SMESH_Mesh_var aMesh =
|
||||
SMESH::SObjectToInterface<SMESH::SMESH_Mesh>(MorSM);
|
||||
SMESH::SMESH_subMesh_var aSubMesh =
|
||||
SMESH::SObjectToInterface<SMESH::SMESH_subMesh>(MorSM);
|
||||
|
||||
if (!aSubMesh->_is_nil())
|
||||
aMesh = aSubMesh->GetFather();
|
||||
|
||||
if (!aMesh->_is_nil()) {
|
||||
res = aMesh->RemoveHypothesis(aShape, anHyp);
|
||||
if ( res < SMESH::HYP_UNKNOWN_FATAL )
|
||||
SMESH::ModifiedMesh(MorSM, false);
|
||||
if ( res > SMESH::HYP_OK ) {
|
||||
wc.stop();
|
||||
processHypothesisStatus( res, anHyp, this, false );
|
||||
wc.start();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
SALOMEDS::SObject_var SO_Applied_Hypothesis =
|
||||
smeshGUI->myStudy->FindObjectID(IObject->getReference());
|
||||
if (!SO_Applied_Hypothesis->_is_nil()) {
|
||||
SALOMEDS::SObject_var MorSM = SMESH::GetMeshOrSubmesh(SO_Applied_Hypothesis);
|
||||
if (!MorSM->_is_nil()) {
|
||||
GEOM::GEOM_Object_var aShapeObject =SMESH::GetShapeOnMeshOrSubMesh(MorSM);
|
||||
if (!aShapeObject->_is_nil()){
|
||||
SMESH::SMESH_Mesh_var aMesh = SMESH::SObjectToInterface<SMESH::SMESH_Mesh>(MorSM);
|
||||
SMESH::SMESH_subMesh_var aSubMesh = SMESH::SObjectToInterface<SMESH::SMESH_subMesh>(MorSM);
|
||||
|
||||
if (!aSubMesh->_is_nil())
|
||||
aMesh = aSubMesh->GetFather();
|
||||
|
||||
if (!aMesh->_is_nil()) {
|
||||
res = aMesh->RemoveHypothesis(aShapeObject, anHyp);
|
||||
if ( res < SMESH::HYP_UNKNOWN_FATAL )
|
||||
SMESH::ModifiedMesh(MorSM, false);
|
||||
if ( res > SMESH::HYP_OK ) {
|
||||
wc.stop();
|
||||
processHypothesisStatus( res, anHyp, this, false );
|
||||
wc.start();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
catch( const SALOME::SALOME_Exception& S_ex ) {
|
||||
wc.stop();
|
||||
QtCatchCorbaException( S_ex );
|
||||
res = SMESH::HYP_UNKNOWN_FATAL;
|
||||
}
|
||||
}
|
||||
else if (IObject->hasEntry()) {
|
||||
if(MYDEBUG) MESSAGE("IObject entry " << IObject->getEntry());
|
||||
}
|
||||
return res < SMESH::HYP_UNKNOWN_FATAL;
|
||||
}
|
||||
|
||||
bool RemoveHypothesisOrAlgorithmOnMesh (SALOMEDS::SObject_ptr MorSM,
|
||||
SMESH::SMESH_Hypothesis_ptr anHyp)
|
||||
{
|
||||
SALOMEDS::SObject_var AHR, aRef;
|
||||
SALOMEDS::GenericAttribute_var anAttr;
|
||||
SALOMEDS::AttributeIOR_var anIOR;
|
||||
int res = SMESH::HYP_UNKNOWN_FATAL;
|
||||
QAD_WaitCursor wc;
|
||||
|
||||
if (!MorSM->_is_nil()) {
|
||||
try {
|
||||
GEOM::GEOM_Object_var aShapeObject = SMESH::GetShapeOnMeshOrSubMesh(MorSM);
|
||||
if (!aShapeObject->_is_nil()) {
|
||||
SMESH::SMESH_Mesh_var aMesh = SMESH::SObjectToInterface<SMESH::SMESH_Mesh>(MorSM);
|
||||
SMESH::SMESH_subMesh_var aSubMesh = SMESH::SObjectToInterface<SMESH::SMESH_subMesh>(MorSM);
|
||||
|
||||
if ( !aSubMesh->_is_nil() )
|
||||
aMesh = aSubMesh->GetFather();
|
||||
|
||||
if (!aMesh->_is_nil()) {
|
||||
res = aMesh->RemoveHypothesis(aShapeObject, anHyp);
|
||||
if ( res < SMESH::HYP_UNKNOWN_FATAL )
|
||||
SMESH::ModifiedMesh(MorSM, false);
|
||||
if ( res > SMESH::HYP_OK ) {
|
||||
wc.stop();
|
||||
processHypothesisStatus( res, anHyp, this, false );
|
||||
wc.start();
|
||||
}
|
||||
}
|
||||
}
|
||||
} catch( const SALOME::SALOME_Exception& S_ex ) {
|
||||
wc.stop();
|
||||
QtCatchCorbaException( S_ex );
|
||||
res = SMESH::HYP_UNKNOWN_FATAL;
|
||||
}
|
||||
}
|
||||
return res < SMESH::HYP_UNKNOWN_FATAL;
|
||||
}
|
||||
|
||||
SALOMEDS::Study::ListOfSObject* GetMeshesUsingAlgoOrHypothesis( SMESH::SMESH_Hypothesis_ptr AlgoOrHyp )
|
||||
{
|
||||
SALOMEDS::Study::ListOfSObject_var listSOmesh =
|
||||
new SALOMEDS::Study::ListOfSObject;
|
||||
listSOmesh->length(0);
|
||||
unsigned int index = 0;
|
||||
if (!AlgoOrHyp->_is_nil()) {
|
||||
SALOMEDS::SObject_var SO_Hypothesis = SMESH::FindSObject(AlgoOrHyp);
|
||||
if (!SO_Hypothesis->_is_nil()) {
|
||||
SALOMEDS::Study::ListOfSObject_var listSO =
|
||||
smeshGUI->myStudy->FindDependances(SO_Hypothesis);
|
||||
if(MYDEBUG) MESSAGE("SMESHGUI::GetMeshesUsingAlgoOrHypothesis(): dependency number ="<<listSO->length());
|
||||
for (unsigned int i = 0; i < listSO->length(); i++) {
|
||||
SALOMEDS::SObject_ptr SO = listSO[i];
|
||||
if (!SO->_is_nil()) {
|
||||
SALOMEDS::SObject_var aFather = SO->GetFather();
|
||||
if (!aFather->_is_nil()) {
|
||||
SALOMEDS::SObject_var SOfatherFather = aFather->GetFather();
|
||||
if (!SOfatherFather->_is_nil()) {
|
||||
if(MYDEBUG) MESSAGE("SMESHGUI::GetMeshesUsingAlgoOrHypothesis(): dependency added to list");
|
||||
index++;
|
||||
listSOmesh->length(index);
|
||||
listSOmesh[index - 1] = SOfatherFather;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
if(MYDEBUG) MESSAGE("SMESHGUI::GetMeshesUsingAlgoOrHypothesis(): completed");
|
||||
return listSOmesh._retn();
|
||||
}
|
||||
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user