+// Copyright (C) 2014-20xx CEA/DEN, EDF R&D
+
/*
* Config_ModuleReader.cpp
*
#include <libxml/parser.h>
#include <libxml/tree.h>
+// Have to be included before std headers
+#include <Python.h>
+
//Necessary for cerr
#include <iostream>
+#include <algorithm>
#ifdef WIN32
#include <windows.h>
+#pragma warning(disable : 4996) // for getenv
#else
#include <dlfcn.h>
#endif
+std::map<std::string, Config_ModuleReader::PluginType> Config_ModuleReader::myPluginTypes;
+
Config_ModuleReader::Config_ModuleReader(const char* theEventGenerated)
- : Config_XMLReader("plugins.xml"),
+ : Config_XMLReader(PLUGIN_FILE),
myEventGenerated(theEventGenerated)
{
+ myHaveSalome = false;
+ char* anEnv = getenv("SALOME_ROOT_DIR");
+ std::string value = normalize(anEnv);
+ if (!value.empty()) {
+ myHaveSalome = true;
+ }
+
}
Config_ModuleReader::~Config_ModuleReader()
void Config_ModuleReader::processNode(xmlNodePtr theNode)
{
if (isNode(theNode, NODE_PLUGIN, NULL)) {
+ bool isAvailable = isAvaliableOnThisPlatform(getProperty(theNode, PLUGIN_PLATFORM));
+ if (!isAvailable)
+ return;
std::string aPluginConf = getProperty(theNode, PLUGIN_CONFIG);
std::string aPluginLibrary = getProperty(theNode, PLUGIN_LIBRARY);
- std::list<std::string> aFeatures = importPlugin(aPluginLibrary, aPluginConf);
+ std::string aPluginScript = getProperty(theNode, PLUGIN_SCRIPT);
+ std::string aPluginName = addPlugin(aPluginLibrary, aPluginScript, aPluginConf);
+
+ std::list<std::string> aFeatures = importPlugin(aPluginName, aPluginConf);
std::list<std::string>::iterator it = aFeatures.begin();
for (; it != aFeatures.end(); it++) {
myFeaturesInFiles[*it] = aPluginConf;
}
std::list<std::string> Config_ModuleReader::importPlugin(const std::string& thePluginLibrary,
- const std::string& thePluginFile)
+ const std::string& thePluginXmlConf)
{
- if (thePluginFile.empty()) { //probably a third party library
+ if (thePluginXmlConf.empty()) { //probably a third party library
loadLibrary(thePluginLibrary);
return std::list<std::string>();
}
- Config_FeatureReader aReader = Config_FeatureReader(thePluginFile, thePluginLibrary,
+ Config_FeatureReader aReader = Config_FeatureReader(thePluginXmlConf,
+ thePluginLibrary,
myEventGenerated);
aReader.readAll();
return aReader.features();
}
+std::string Config_ModuleReader::addPlugin(const std::string& aPluginLibrary,
+ const std::string& aPluginScript,
+ const std::string& aPluginConf)
+{
+ PluginType aType = Config_ModuleReader::Binary;
+ std::string aPluginName;
+ if (!aPluginLibrary.empty()) {
+ aPluginName = aPluginLibrary;
+ if (aPluginConf.empty()) {
+ aType = Config_ModuleReader::Intrenal;
+ }
+ } else if (!aPluginScript.empty()) {
+ aPluginName = aPluginScript;
+ aType = Config_ModuleReader::Python;
+ }
+ if(!aPluginName.empty()) {
+ myPluginTypes[aPluginName] = aType;
+ }
+
+ return aPluginName;
+}
+
+void Config_ModuleReader::loadPlugin(const std::string thePluginName)
+{
+ PluginType aType = Config_ModuleReader::Binary;
+ if(myPluginTypes.find(thePluginName) != myPluginTypes.end()) {
+ aType = myPluginTypes.at(thePluginName);
+ }
+ switch (aType) {
+ case Config_ModuleReader::Python:
+ loadScript(thePluginName);
+ break;
+ case Config_ModuleReader::Binary:
+ case Config_ModuleReader::Intrenal:
+ default:
+ loadLibrary(thePluginName);
+ break;
+ }
+}
+
+bool Config_ModuleReader::isAvaliableOnThisPlatform(const std::string& thePluginPlatform)
+{
+ bool result = true;
+ PluginPlatform aPlatform = All;
+ std::string aPlatformName = normalize(thePluginPlatform) ;
+ if (aPlatformName == PLUGIN_PLATFORM_SALOME) {
+ aPlatform = Salome;
+ } else if (aPlatformName == PLUGIN_PLATFORM_NEWGEOM) {
+ aPlatform = OpenParts;
+ } else if (!thePluginPlatform.empty()) {
+ Events_Error::send("Unknown platform: " + thePluginPlatform);
+ }
+ if (aPlatform == All) {
+ result = true;
+ } else if (myHaveSalome) {
+ result = aPlatform == Salome;
+ } else {
+ result = aPlatform == OpenParts;
+ }
+ return result;
+
+}
+
+void Config_ModuleReader::loadScript(const std::string theFileName)
+{
+ /* aquire python thread */
+ PyGILState_STATE gstate = PyGILState_Ensure();
+ PyObject* module = PyImport_ImportModule(theFileName.c_str());
+
+ if (!module) {
+ std::string anErrorMsg = "An error occured while importing " + theFileName;
+ //Get detailed error message:
+ if (PyErr_Occurred()) {
+ PyObject *ptype, *pvalue, *ptraceback;
+ PyErr_Fetch(&ptype, &pvalue, &ptraceback);
+ std::string aPyError = std::string(PyString_AsString(pvalue));
+ if (!aPyError.empty()) {
+ anErrorMsg += ":\n" + aPyError;
+ }
+ Py_XDECREF(ptype);
+ Py_XDECREF(pvalue);
+ Py_XDECREF(ptraceback);
+ }
+ Events_Error::send(anErrorMsg);
+ }
+
+ /* release python thread */
+ PyGILState_Release(gstate);
+}
+
void Config_ModuleReader::loadLibrary(const std::string theLibName)
{
std::string aFileName = library(theLibName);
#ifdef WIN32
HINSTANCE aModLib = ::LoadLibrary(aFileName.c_str());
- if (!aModLib && theLibName != "DFBrowser") { // don't shor error for internal debugging tool
- std::string errorMsg = "Failed to load " + aFileName;
- std::cerr << errorMsg << std::endl;
- Events_Error::send(errorMsg);
- }
#else
void* aModLib = dlopen( aFileName.c_str(), RTLD_LAZY | RTLD_GLOBAL );
- if ( !aModLib && theLibName != "DFBrowser") { // don't shor error for internal debugging tool
- std::cerr << "Failed to load " << aFileName.c_str() << std::endl;
- }
#endif
+ if(!aModLib && theLibName != "DFBrowser") { // don't show error for internal debugging tool
+ std::string anErrorMsg = "Failed to load " + aFileName;
+ #ifndef WIN32
+ anErrorMsg += ": " + std::string(dlerror());
+ #endif
+ Events_Error::send(anErrorMsg);
+ }
}