void GD_EXTENSION_API SetAttributeString(const gd::String &refname, const gd::String &property, const gd::String &value, RuntimeScene &scene)
{
TiXmlNode *refNode = RefManager::Get(&scene)->GetRef(refname);
if(refNode)
{
TiXmlElement *refEle = refNode->ToElement();
if(refEle)
{
refEle->SetAttribute(property.c_str(), value.c_str());
}
}
}
void GD_EXTENSION_API SetText(const gd::String &refName, const gd::String &text, RuntimeScene &scene)
{
TiXmlNode *refNode = RefManager::Get(&scene)->GetRef(refName);
if(refNode)
{
refNode->SetValue(text.c_str());
}
}
void GD_API WriteStringInFile( const gd::String & filename, const gd::String & group, const gd::String & str )
{
std::shared_ptr<XmlFile> file = XmlFilesManager::GetFile(filename);
TiXmlHandle hdl( &file->GetTinyXmlDocument() );
//D�coupage des groupes
istringstream groupsStr( group.Raw() );
std::string gstr;
vector < gd::String > groups;
while ( std::getline( groupsStr, gstr, '/' ) )
{
groups.push_back(gd::String::FromUTF8(gstr));
}
groups.erase(std::remove_if(groups.begin(), groups.end(), StringEmpty()), groups.end());
if ( groups.empty() )
return;
//Insertion de la d�claration
TiXmlDeclaration decl( "1.0", "ISO-8859-1", "" );
if ( hdl.FirstChildElement().Element() != NULL )
{
//Il y a d�j� un noeud, on v�rifie que c'est pas une d�claration
if ( hdl.FirstChild().ToNode()->ToDeclaration() == NULL )
file->GetTinyXmlDocument().InsertBeforeChild(hdl.FirstChildElement().Element(), decl);
}
else
file->GetTinyXmlDocument().InsertEndChild(decl); //Il n'y a rien, on peut ins�rer notre d�claration
//Cr�ation si besoin est de la racine
if ( hdl.FirstChildElement(groups.at(0).c_str()).Element() == NULL )
{
TiXmlElement root(groups.at(0).c_str());
file->GetTinyXmlDocument().InsertEndChild(root);
}
//A chaque fois, on v�rifie si le groupe voulu existe, si non on le cr��,
//et on se d�place dedans.
for (std::size_t i =0;i<groups.size();i++)
{
if ( hdl.FirstChildElement(groups.at(i).c_str()).Element() == NULL )
{
TiXmlElement le_nouveau (groups.at(i).c_str());
hdl.Element()->InsertEndChild(le_nouveau);
}
hdl = hdl.FirstChildElement(groups.at(i).c_str());
}
//Ecriture dans le groupe
if ( hdl.Element() != NULL ) hdl.Element()->SetAttribute("texte", str.c_str());
return;
}
void ExtensionsLoader::ExtensionsLoadingDone(const gd::String & directory)
{
gd::String suffix = "";
#if defined(WINDOWS)
suffix += "w";
#endif
#if defined(GD_IDE_ONLY)
suffix += "e";
#endif
#if defined(LINUX) || defined (MACOS)
//List all extensions loaded
struct dirent *lecture;
DIR *rep;
rep = opendir( directory.c_str() );
int l = 0;
if ( rep == NULL )
{
cout << "Unable to open Extensions ("<< directory <<") directory." << endl;
return;
}
std::vector<gd::String> librariesLoaded;
while ( (lecture = readdir( rep )) )
{
gd::String lec = lecture->d_name;
if ( lec != "." && lec != ".." && lec.find(".xgd"+suffix, lec.length()-4-suffix.length()) != string::npos)
{
librariesLoaded.push_back(directory+"/"+lec);
l++;
}
}
closedir( rep );
//Libraries are loaded using dlopen(.., RTLD_LAZY|RTLD_LOCAL) meaning that their symbols are not available for other libraries
//nor for LLVM/Clang. We then reload set them as global to make their symbols available for LLVM/Clang. We couldn't mark them
//as global when loading them as every extension use the same "CreateGDExtension" symbol.
//SetLibraryGlobal is also setting RTLD_NOW to ensure that all symbols are resolved: Otherwise, we can get weird
//"symbol lookup error" even if the symbols exist in the extensions!
for (std::size_t i = 0;i<librariesLoaded.size();++i)
SetLibraryGlobal(librariesLoaded[i].c_str());
#else
//Nothing to do on Windows.
#endif
}
gd::String GD_EXTENSION_API GetAttributeString(const gd::String &refname, const gd::String &property, RuntimeScene &scene)
{
TiXmlNode *refNode = RefManager::Get(&scene)->GetRef(refname);
if(refNode)
{
TiXmlElement *refEle = refNode->ToElement();
if(refEle)
{
gd::String attributeStr = refEle->Attribute(property.c_str());
return attributeStr;
}
else
{
return "";
}
}
else
{
return "";
}
}
double GD_EXTENSION_API GetAttributeNumber(const gd::String &refname, const gd::String &property, RuntimeScene &scene)
{
TiXmlNode *refNode = RefManager::Get(&scene)->GetRef(refname);
if(refNode)
{
TiXmlElement *refEle = refNode->ToElement();
if(refEle)
{
double attributeDouble = 0;
refEle->QueryDoubleAttribute(property.c_str(), &attributeDouble);
return attributeDouble;
}
else
{
return 0;
}
}
else
{
return 0;
}
}
void ExtensionsLoader::LoadAllExtensions(const gd::String & directory, gd::Platform & platform, bool forgiving)
{
std::cout << "Loading extensions for " << platform.GetName() << "... ";
gd::String suffix = "";
#if defined(WINDOWS)
suffix += "w";
#endif
#if defined(GD_IDE_ONLY)
suffix += "e";
#endif
#if defined(__GNUC__) //For compilers with posix support
struct dirent *lecture;
DIR *rep;
rep = opendir( directory.c_str() );
int l = 0;
if ( rep == NULL )
{
cout << "Unable to open Extensions ("<< directory <<") directory." << endl;
return;
}
std::vector<gd::String> librariesLoaded;
while ( (lecture = readdir( rep )) )
{
gd::String lec = lecture->d_name;
//Load all extensions, except the legacy ones finishing by *Automatism.xgd* from GD3.x
if ( lec != "." && lec != ".." &&
lec.find(".xgd"+suffix, lec.length()-4-suffix.length()) != string::npos &&
lec.find("Automatism.xgd"+suffix) == string::npos)
{
//Use a log file, in IDE only
#if defined(GD_IDE_ONLY) && !defined(GD_NO_WX_GUI)
{
wxFile errorDetectFile(wxFileName::GetTempDir()+"/ExtensionBeingLoaded.log", wxFile::write);
errorDetectFile.Write(directory+"/"+lec);
}
#endif
LoadExtension(directory+"/"+lec, platform, forgiving);
//Everything is ok : Delete the log file
#if defined(GD_IDE_ONLY) && !defined(GD_NO_WX_GUI)
wxRemoveFile(wxFileName::GetTempDir()+"/ExtensionBeingLoaded.log");
#endif
librariesLoaded.push_back(directory+"/"+lec);
l++;
}
}
closedir( rep );
#elif defined(_MSC_VER)
WIN32_FIND_DATA f;
gd::String dirPart = "/*.xgd";
gd::String dirComplete = directory + dirPart + suffix;
HANDLE h = FindFirstFile(dirComplete.c_str(), &f);
if(h != INVALID_HANDLE_VALUE)
{
do
{
//Use a log file, in IDE only
#if defined(GD_IDE_ONLY) && !defined(GD_NO_WX_GUI)
{
wxFile errorDetectFile(wxFileName::GetTempDir()+"/ExtensionBeingLoaded.log", wxFile::write);
errorDetectFile.Write(f.cFileName);
}
#endif
LoadExtension(f.cFileName, platform, forgiving);
//Everything is ok : Delete the log file
#if defined(GD_IDE_ONLY) && !defined(GD_NO_WX_GUI)
wxRemoveFile(wxFileName::GetTempDir()+"/ExtensionBeingLoaded.log");
#endif
} while(FindNextFile(h, &f));
}
#else
#warning Compiler not supported (but might support one style of directory listing, update defines if necessary) for dynamic libraries loading
#endif
std::cout << " done. " << std::endl;
}
void ExtensionsLoader::LoadExtension(const gd::String & fullpath, gd::Platform & platform, bool forgiving)
{
if ( platform.GetExtensionCreateFunctionName().empty() )
{
cout << "Unable to load extension " << fullpath << ":" << endl;
cout << "The plaftorm does not support extensions creation." << endl;
return;
}
Handle extensionHdl = OpenLibrary(fullpath.c_str());
if (extensionHdl == NULL)
{
gd::String error = DynamicLibraryLastError();
cout << "Unable to load extension " << fullpath << "." << endl;
cout << "Error returned : \"" << error << "\"" << endl;
#if defined(GD_IDE_ONLY) && !defined(GD_NO_WX_GUI)
wxString userMsg = _("Extension ")+ fullpath + _(" could not be loaded.\nContact the developer for more informations.\n\nDetailed log:\n") + error;
wxMessageBox(userMsg, _("Extension not compatible"), wxOK | wxICON_EXCLAMATION);
#endif
return;
}
createExtension create_extension = (createExtension)GetSymbol(extensionHdl, platform.GetExtensionCreateFunctionName().c_str());
if (create_extension == NULL)
{
if (!forgiving)
{
cout << "Unable to load extension " << fullpath << " (Creation function symbol not found)." << endl;
#if defined(GD_IDE_ONLY) && !defined(GD_NO_WX_GUI)
wxString userMsg = _("Extension ")+ fullpath + _(" could not be loaded.\nContact the developer for more informations." );
wxMessageBox(userMsg, _("Extension not compatible"), wxOK | wxICON_EXCLAMATION);
#endif
}
CloseLibrary(extensionHdl);
return;
}
#if defined(GD_IDE_ONLY) && !defined(GD_NO_WX_GUI)
gd::LocaleManager::Get()->AddCatalog(wxFileName(fullpath).GetName()); //In editor, load catalog associated with extension, if any.
#endif
gd::PlatformExtension * extensionPtr = create_extension();
gd::String error;
//Perform safety check about the compilation
if ( !extensionPtr->compilationInfo.informationCompleted )
error += "Compilation information not filled.\n";
#if defined(GD_IDE_ONLY)
else if ( extensionPtr->compilationInfo.runtimeOnly )
error += "Extension compiled for runtime only.\n";
#if !defined(GD_NO_WX_GUI)
else if ( extensionPtr->compilationInfo.wxWidgetsMajorVersion != wxMAJOR_VERSION ||
extensionPtr->compilationInfo.wxWidgetsMinorVersion != wxMINOR_VERSION ||
extensionPtr->compilationInfo.wxWidgetsReleaseNumber != wxRELEASE_NUMBER ||
extensionPtr->compilationInfo.wxWidgetsSubReleaseNumber != wxSUBRELEASE_NUMBER )
error += "Not the same wxWidgets version.\n";
#endif
#endif
#if defined(__GNUC__)
else if ( extensionPtr->compilationInfo.gccMajorVersion != __GNUC__ ||
extensionPtr->compilationInfo.gccMinorVersion != __GNUC_MINOR__ )
error += "Not the same GNU Compiler version.\n";
#endif
else if ( extensionPtr->compilationInfo.sfmlMajorVersion != 2 ||
extensionPtr->compilationInfo.sfmlMinorVersion != 0 )
error += "Not the same SFML version.\n";
else if ( extensionPtr->compilationInfo.gdCoreVersion != GDCore_RC_FILEVERSION_STRING)
error += "Not the same GDevelop Core version.\n(Extension is using "+extensionPtr->compilationInfo.gdCoreVersion+", GDevelop is using "+GDCore_RC_FILEVERSION_STRING+")\n";
else if ( extensionPtr->compilationInfo.sizeOfpInt != sizeof(int*))
error += "Not the same architecture.\n(Extension sizeof(int*) is "+gd::String::From(extensionPtr->compilationInfo.sizeOfpInt)+", GDevelop sizeof(int*) is "+gd::String::From(sizeof(int*))+")\n";
if ( !error.empty() )
{
char beep = 7;
cout << "-- WARNING ! --" << beep << endl;
cout << "Bad extension " + fullpath + " loaded :\n" + error;
cout << "---------------" << endl;
#if defined(RELEASE)//Load extension despite errors in non release build
//Destroy the extension class THEN unload the library from memory
delete extensionPtr;
CloseLibrary(extensionHdl);
#endif
#if defined(GD_IDE_ONLY) && !defined(GD_NO_WX_GUI) && defined(RELEASE) //Show errors in IDE only
wxString userMsg = _("Extension ") + fullpath + _(" has errors :\n") +
error + _("\nThe extension was not loaded. Contact the developer to get more information." );
wxMessageBox(userMsg, _("Extension not compatible"), wxOK | wxICON_EXCLAMATION);
#endif
#if defined(RELEASE)//Load extension despite errors in non release build
return;
#endif
}
std::shared_ptr<gd::PlatformExtension> extension(extensionPtr);
platform.AddExtension(extension);
return;
}
void GD_EXTENSION_API NextSibling(const gd::String &futureRefName, const gd::String &baseRefName, const gd::String &tagName, RuntimeScene &scene)
{
if(!RefManager::Get(&scene)->GetRef(baseRefName))
return;
RefManager::Get(&scene)->SetRef(futureRefName,
tagName == "" ? RefManager::Get(&scene)->GetRef(baseRefName)->NextSibling() :
RefManager::Get(&scene)->GetRef(baseRefName)->NextSibling(tagName.c_str()));
}