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library.cpp
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library.cpp
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/*
Wfx plugin for working with Yandex Disk storage
Copyright (C) 2019 Ivanenko Danil (ivanenko.danil@gmail.com)
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, or (at your option) any later version.
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <iostream>
#include <cstring>
#include <codecvt>
#include <time.h>
#include "library.h"
#include "wfxplugin.h"
#include "extension.h"
#include "restclient.h"
#include "plugin_utils.h"
#include "dialogs.h"
#define _plugin_name "Yandex Disk"
int gPluginNumber, gCryptoNr;
tProgressProcW gProgressProcW = NULL;
tLogProcW gLogProcW = NULL;
tRequestProcW gRequestProcW = NULL;
tCryptProcW gCryptProcW = NULL;
tExtensionStartupInfo gExtensionStartupInfo;
std::string oauth_token, config_file_path;
thread_local BOOL gIsFolderRemoving = false;
YdiskRestClient rest_client;
void DCPCALL FsGetDefRootName(char* DefRootName, int maxlen)
{
strncpy(DefRootName, _plugin_name, maxlen);
}
void DCPCALL FsSetCryptCallbackW(tCryptProcW pCryptProcW, int CryptoNr, int Flags)
{
gCryptoNr = CryptoNr;
gCryptProcW = pCryptProcW;
}
void DCPCALL FsSetDefaultParams(FsDefaultParamStruct* dps)
{
std::string defaultIni(dps->DefaultIniName);
int p = defaultIni.find_last_of('/');
config_file_path = defaultIni.substr(0, p+1) + "yandex_disk.ini";
}
int DCPCALL FsInitW(int PluginNr, tProgressProcW pProgressProc, tLogProcW pLogProc, tRequestProcW pRequestProc)
{
gProgressProcW = pProgressProc;
gLogProcW = pLogProc;
gRequestProcW = pRequestProc;
gPluginNumber = PluginNr;
return 0;
}
HANDLE DCPCALL FsFindFirstW(WCHAR* Path, WIN32_FIND_DATAW *FindData)
{
if(gIsFolderRemoving)
return (HANDLE)-1;
memset(FindData, 0, sizeof(WIN32_FIND_DATAW));
wcharstring wPath(Path);
std::replace(wPath.begin(), wPath.end(), u'\\', u'/');
if(oauth_token.empty())
oauth_token = get_oauth_token(config_file_path, gPluginNumber, gRequestProcW, gCryptoNr, gCryptProcW);
if(oauth_token.empty())
return (HANDLE)-1;
rest_client.set_oauth_token(oauth_token.c_str());
pResources pRes = NULL;
try{
int ifTrash = wPath.find((WCHAR*)u"/.Trash");
if(ifTrash == 0)
wPath = wPath.substr(7);
json11::Json result = rest_client.get_resources(toUTF8(wPath.data()), ifTrash == 0);
pRes = prepare_folder_result(result, wPath == (WCHAR*)u"/");
} catch (std::runtime_error & e){
gRequestProcW(gPluginNumber, RT_MsgOK, (WCHAR*)u"Error", (WCHAR*) fromUTF8(e.what()).c_str(), NULL, 0);
}
if(!pRes || pRes->nSize==0)
return (HANDLE)-1;
if(pRes->resource_array && pRes->nSize>0)
memcpy(FindData, pRes->resource_array, sizeof(WIN32_FIND_DATAW));
return (HANDLE) pRes;
}
BOOL DCPCALL FsFindNextW(HANDLE Hdl,WIN32_FIND_DATAW *FindData)
{
pResources pRes = (pResources) Hdl;
pRes->nCount++;
if(pRes->nCount < pRes->nSize){
memcpy(FindData, &pRes->resource_array[pRes->nCount], sizeof(WIN32_FIND_DATAW));
return true;
} else {
return false;
}
}
int DCPCALL FsFindClose(HANDLE Hdl){
pResources pRes = (pResources) Hdl;
if(pRes){
if(pRes->resource_array)
delete[] pRes->resource_array;
delete pRes;
}
return 0;
}
BOOL DCPCALL FsMkDirW(WCHAR* Path)
{
try{
wcharstring wstrPath(Path);
std::replace(wstrPath.begin(), wstrPath.end(), u'\\', u'/');
rest_client.makeFolder(toUTF8(wstrPath.data()));
return true;
} catch (std::runtime_error & e){
gRequestProcW(gPluginNumber, RT_MsgOK, (WCHAR*)u"Error", (WCHAR*) fromUTF8(e.what()).c_str(), NULL, 0);
return false;
}
}
BOOL DCPCALL FsDeleteFileW(WCHAR* RemoteName)
{
try{
wcharstring wPath(RemoteName);
std::replace(wPath.begin(), wPath.end(), u'\\', u'/');
if(wPath.find((WCHAR*)u"/.Trash") == 0)
rest_client.deleteFromTrash(toUTF8(wPath.substr(7).data()));
else
rest_client.removeResource(toUTF8(wPath.data()));
return true;
} catch (std::runtime_error & e){
gRequestProcW(gPluginNumber, RT_MsgOK, (WCHAR*)u"Error", (WCHAR*) fromUTF8(e.what()).c_str(), NULL, 0);
return false;
}
}
BOOL DCPCALL FsRemoveDirW(WCHAR* RemoteName)
{
try{
wcharstring wstrPath(RemoteName);
std::replace(wstrPath.begin(), wstrPath.end(), u'\\', u'/');
rest_client.removeResource(toUTF8(wstrPath.data()));
return true;
} catch (std::runtime_error & e){
gRequestProcW(gPluginNumber, RT_MsgOK, (WCHAR*)u"Error", (WCHAR*) fromUTF8(e.what()).c_str(), NULL, 0);
return true;
}
}
int DCPCALL FsGetFileW(WCHAR* RemoteName, WCHAR* LocalName, int CopyFlags, RemoteInfoStruct* ri)
{
if(CopyFlags & FS_COPYFLAGS_RESUME)
return FS_FILE_NOTSUPPORTED;
try{
std::ofstream ofs;
wcharstring wRemoteName(RemoteName), wLocalName(LocalName);
std::replace(wRemoteName.begin(), wRemoteName.end(), u'\\', u'/');
BOOL isFileExists = file_exists(toUTF8(wLocalName.data()));
if(isFileExists && !(CopyFlags & FS_COPYFLAGS_OVERWRITE) )
return FS_FILE_EXISTS;
ofs.open(toUTF8(wLocalName.data()), std::ios::binary | std::ofstream::out | std::ios::trunc);
if(!ofs || ofs.bad())
return FS_FILE_WRITEERROR;
int err = gProgressProcW(gPluginNumber, RemoteName, LocalName, 0);
if(err)
return FS_FILE_USERABORT;
rest_client.downloadFile(toUTF8(wRemoteName.data()), ofs);
gProgressProcW(gPluginNumber, RemoteName, LocalName, 100);
if(CopyFlags & FS_COPYFLAGS_MOVE)
FsDeleteFileW(RemoteName);
} catch (std::runtime_error & e){
gRequestProcW(gPluginNumber, RT_MsgOK, (WCHAR*)u"Error", (WCHAR*) fromUTF8(e.what()).c_str(), NULL, 0);
return FS_FILE_READERROR;
}
//ofstream closes file in destructor
return FS_FILE_OK;
}
int DCPCALL FsPutFileW(WCHAR* LocalName,WCHAR* RemoteName,int CopyFlags) {
if (CopyFlags & FS_COPYFLAGS_RESUME)
return FS_FILE_NOTSUPPORTED;
try {
std::ifstream ifs;
wcharstring wRemoteName(RemoteName), wLocalName(LocalName);
std::replace(wRemoteName.begin(), wRemoteName.end(), u'\\', u'/');
ifs.open(toUTF8(wLocalName.data()), std::ios::binary | std::ofstream::in);
if (!ifs || ifs.bad())
return FS_FILE_READERROR;
int err = gProgressProcW(gPluginNumber, LocalName, RemoteName, 0);
if (err)
return FS_FILE_USERABORT;
rest_client.uploadFile(toUTF8(wRemoteName.data()), ifs, (CopyFlags & FS_COPYFLAGS_OVERWRITE));
gProgressProcW(gPluginNumber, LocalName, RemoteName, 100);
ifs.close();
if(CopyFlags & FS_COPYFLAGS_MOVE)
std::remove(toUTF8(LocalName).c_str());
} catch(rest_client_exception & e){
if(e.get_status() == 409){
return FS_FILE_EXISTS;
} else {
gRequestProcW(gPluginNumber, RT_MsgOK, (WCHAR*)u"Error", (WCHAR*) fromUTF8(e.what()).c_str(), NULL, 0);
return FS_FILE_WRITEERROR;
}
} catch (std::runtime_error & e){
gRequestProcW(gPluginNumber, RT_MsgOK, (WCHAR*)u"Error", (WCHAR*) fromUTF8(e.what()).c_str(), NULL, 0);
return FS_FILE_WRITEERROR;
}
return FS_FILE_OK;
}
int DCPCALL FsRenMovFileW(WCHAR* OldName, WCHAR* NewName, BOOL Move, BOOL OverWrite, RemoteInfoStruct* ri)
{
try{
wcharstring wOldName(OldName), wNewName(NewName);
std::replace(wOldName.begin(), wOldName.end(), u'\\', u'/');
std::replace(wNewName.begin(), wNewName.end(), u'\\', u'/');
int err = gProgressProcW(gPluginNumber, OldName, NewName, 0);
if (err)
return FS_FILE_USERABORT;
if(Move){
rest_client.move(toUTF8(wOldName.c_str()), toUTF8(wNewName.c_str()), OverWrite);
} else {
rest_client.copy(toUTF8(wOldName.c_str()), toUTF8(wNewName.c_str()), OverWrite);
}
gProgressProcW(gPluginNumber, OldName, NewName, 100);
} catch(rest_client_exception & e){
if(e.get_status() == 409){
return FS_FILE_EXISTS;
} else {
gRequestProcW(gPluginNumber, RT_MsgOK, (WCHAR*)u"Error", (WCHAR*) fromUTF8(e.what()).c_str(), NULL, 0);
return FS_FILE_WRITEERROR;
}
} catch (std::runtime_error & e){
gRequestProcW(gPluginNumber, RT_MsgOK, (WCHAR*)u"Error", (WCHAR*) fromUTF8(e.what()).c_str(), NULL, 0);
return FS_FILE_WRITEERROR;
}
return FS_FILE_OK;
}
int _download_file(wcharstring remoteName, wcharstring url, wcharstring filename)
{
try{
wcharstring fname;
if(filename.empty()) {
// extract filename from url
std::string::size_type p = url.find_last_of((WCHAR)u'/');
if(p == std::string::npos)
return FS_EXEC_ERROR;
fname = remoteName + url.substr(p+1);
} else {
fname = remoteName + filename;
}
rest_client.saveFromUrl(toUTF8(url.c_str()), toUTF8(fname.c_str()));
} catch (std::runtime_error & e){
gRequestProcW(gPluginNumber, RT_MsgOK, (WCHAR*)u"Error", (WCHAR*) fromUTF8(e.what()).c_str(), NULL, 0);
return FS_FILE_WRITEERROR;
}
return FS_EXEC_OK;
}
int DCPCALL FsExecuteFileW(HWND MainWin, WCHAR* RemoteName, WCHAR* Verb)
{
try{
wcharstring wVerb(Verb), wRemoteName(RemoteName);
if(wVerb.find((WCHAR*)u"quote") == 0){
std::vector<wcharstring> strings = split(wVerb, (WCHAR)u' ');
if(strings.size()<2)
return FS_EXEC_ERROR;
if(strings[1] == (WCHAR*)u"download"){
if(strings.size()==3)
return _download_file(wRemoteName, strings[2], wcharstring());
else if(strings.size()==4)
return _download_file(wRemoteName, strings[2], strings[3]);
else
return FS_EXEC_ERROR;
} else if(strings[1] == (WCHAR*)u"trash"){
if(strings.size()==3 && strings[2]==(WCHAR*)u"clean"){
int res = gRequestProcW(gPluginNumber, RT_MsgOKCancel, (WCHAR*)u"Warning", (WCHAR*)u"All files from trash will be removed!", NULL, 0);
if(res != 0){
try {
rest_client.cleanTrash();
} catch (std::runtime_error & e){
gRequestProcW(gPluginNumber, RT_MsgOK, (WCHAR*)u"Error", (WCHAR*) fromUTF8(e.what()).c_str(), NULL, 0);
}
}
}
if(strings.size()==2){
WCHAR* p = (WCHAR*)u"/.Trash";
memcpy(RemoteName, p, sizeof(WCHAR) * 7);
return FS_EXEC_SYMLINK;
}
} else {
gRequestProcW(gPluginNumber, RT_MsgOK, (WCHAR*)u"Error", (WCHAR*)u"Not supported command", NULL, 0);
return FS_EXEC_ERROR;
}
}
if(wVerb.find((WCHAR*)u"properties") == 0){
if(wRemoteName == (WCHAR*) u"/"){ // show disk properties
//wcharstring disk_info = prepare_disk_info(rest_client.get_disk_info());
//gRequestProcW(gPluginNumber, RT_MsgOK, (WCHAR*)u"Disk properties", (WCHAR*) disk_info.data(), NULL, 0);
show_plugin_properties_dlg(MainWin, config_file_path, &gExtensionStartupInfo);
}
}
} catch (std::runtime_error & e){
gRequestProcW(gPluginNumber, RT_MsgOK, (WCHAR*)u"Error command", (WCHAR*) fromUTF8(e.what()).c_str(), NULL, 0);
return FS_EXEC_ERROR;
}
return FS_EXEC_OK;
}
void DCPCALL FsStatusInfoW(WCHAR* RemoteDir, int InfoStartEnd, int InfoOperation)
{
if(InfoOperation == FS_STATUS_OP_DELETE || InfoOperation == FS_STATUS_OP_RENMOV_MULTI){
if(InfoStartEnd == FS_STATUS_START)
gIsFolderRemoving = true;
else
gIsFolderRemoving = false;
}
}
void DCPCALL ExtensionInitialize(tExtensionStartupInfo* StartupInfo)
{
memcpy(&gExtensionStartupInfo, StartupInfo, sizeof(tExtensionStartupInfo));
}