LunaHook-mirror/LunaHost/GUI/pluginmanager.cpp
恍兮惚兮 ebe0048bb2 plugin
2024-02-08 16:18:33 +08:00

99 lines
3.3 KiB
C++

#include"pluginmanager.h"
#include<filesystem>
#include"plugin.h"
#include<fstream>
std::vector<char> readfile(const wchar_t* fname) {
FILE* f;
_wfopen_s(&f, fname, L"rb");
if (f == 0)return {};
fseek(f, 0, SEEK_END);
auto len = ftell(f);
fseek(f, 0, SEEK_SET);
auto buff = std::vector<char>(len);
fread(buff.data(), 1, len, f);
fclose(f);
return buff;
}
std::vector<std::wstring>pluginmanager::readpluginfile(){
if(!std::filesystem::exists(pluginfilename))
return{};
auto u16pl=StringToWideString(readfile(pluginfilename.c_str()).data());
auto pls=strSplit(u16pl,L"\n");
return pls;
}
void pluginmanager::writepluginfile(const std::wstring& plugf){
auto u8s=WideStringToString(plugf);
FILE* f;
_wfopen_s(&f, pluginfilename.c_str(), L"a");
fprintf(f,"\n%s",u8s.c_str());
fclose(f);
}
pluginmanager::pluginmanager(){
try {
std::scoped_lock lock(OnNewSentenceSLock);
pluginfilename=std::filesystem::current_path()/(x64?"plugin64.txt":"plugin32.txt");
OnNewSentenceS.push_back({L"Internal ClipBoard",GetProcAddress(GetModuleHandle(0),"OnNewSentence")});//内部链接的剪贴板插件
for (auto &pl:readpluginfile()) {
auto ret=checkisvalidplugin(pl);
if(ret.has_value()){
auto v=ret.value();
if(!checkisdump(v.second)){
OnNewSentenceS.push_back(v);
}
}
}
} catch (const std::exception& ex) {
std::cerr << "Error: " << ex.what() << std::endl;
}
}
bool pluginmanager::dispatch(const InfoForExtension* sentenceInfo, std::wstring& sentence){
wchar_t* sentenceBuffer = (wchar_t*)HeapAlloc(GetProcessHeap(), HEAP_GENERATE_EXCEPTIONS, (sentence.size() + 1) * sizeof(wchar_t));
wcscpy_s(sentenceBuffer, sentence.size() + 1, sentence.c_str());
concurrency::reader_writer_lock::scoped_lock_read readLock(OnNewSentenceSLock);
for (const auto& extension : OnNewSentenceS){
if (!*(sentenceBuffer = ((OnNewSentence_t)extension.second)(sentenceBuffer, sentenceInfo))) break;
}
sentence = sentenceBuffer;
HeapFree(GetProcessHeap(), 0, sentenceBuffer);
return !sentence.empty();
}
std::optional<std::pair<std::wstring,LPVOID>> pluginmanager::checkisvalidplugin(const std::wstring& pl){
auto path=std::filesystem::path(pl);
if (!std::filesystem::exists(path))return{};
if (!std::filesystem::is_regular_file(path))return{};
auto appendix=path.extension().wstring();
stolower(appendix);
if(appendix!=std::wstring(L".dll"))return {};
auto dll=LoadLibraryW(pl.c_str());
if(!dll)return {};
auto OnNewSentence=GetProcAddress(dll,"OnNewSentence");
if(!OnNewSentence){
FreeLibrary(dll);
return {};
}
return std::make_pair(path.stem(), OnNewSentence);
}
bool pluginmanager::checkisdump(LPVOID ptr){
for(auto& p:OnNewSentenceS){
if(p.second==ptr)return true;
}
return false;
}
bool pluginmanager::addplugin(const std::wstring& p){
auto plugin=checkisvalidplugin(p);
if(plugin.has_value()){
auto v=plugin.value();
std::scoped_lock lock(OnNewSentenceSLock);
if(!checkisdump(v.second)){
OnNewSentenceS.push_back(v);
writepluginfile(p);
}
return true;
}
else{
return false;
}
}