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// Copyright © 2010 sss
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#include "commonheaders.h"
int RecvMsgSvc(WPARAM w, LPARAM l)
{
CCSDATA *ccs = (CCSDATA*)l;
if (!ccs)
return CallService(MS_PROTO_CHAINRECV, w, l);
PROTORECVEVENT *pre = (PROTORECVEVENT*)(ccs->lParam);
if (!pre)
return CallService(MS_PROTO_CHAINRECV, w, l);
char *msg = pre->szMessage;
if (!msg)
return CallService(MS_PROTO_CHAINRECV, w, l);
bool unicode = (bool)(pre->flags&PREF_UNICODE);
{ //check for gpg related data
wchar_t *tmp = mir_utf8decodeW(msg);
wstring str = tmp;
mir_free(tmp);
wstring::size_type s1, s2;
if(((s2 = str.find(_T("-----END PGP PUBLIC KEY BLOCK-----"))) != wstring::npos) && ((s1 = str.find(_T("-----BEGIN PGP PUBLIC KEY BLOCK-----"))) != wstring::npos))
{ //this is public key
if(!DBGetContactSettingByte(ccs->hContact, szModuleName, "GPGEncryption", 0))
;//
}
else if((str.find(_T("-----END PGP MESSAGE-----")) != wstring::npos) && (str.find(_T("-----BEGIN PGP MESSAGE-----")) != wstring::npos))
{ //this is generic encrypted data block
if(!DBGetContactSettingByte(ccs->hContact, szModuleName, "GPGEncryption", 0))
;//
{
wstring::size_type p = 0;
while((p = str.find(_T("\r"), p)) != wstring::npos)
str.erase(p, 1);
}
char *tmp = mir_t2a(str.c_str());
TCHAR *tmp2 = UniGetContactSettingUtf(NULL, szModuleName, "szHomePath", _T(""));
wstring path = tmp2;
path.append(_T("\\encrypted_data.asc"));
wfstream f(path.c_str(), std::ios::out);
f<<tmp;
mir_free(tmp);
f.close();
{
string out;
DWORD code;
wstring cmd;
cmd += _T("--output \"");
cmd += tmp2;
cmd += _T("\\decrypted_data\"");
mir_free(tmp2);
cmd += _T(" -d -a \"");
cmd += path;
cmd += _T("\"");
pxExecute(&cmd, "", &out, &code);
DeleteFile(path.c_str());
cp866_to_cp1251(&out);
{
string::size_type p = out.find(">\"") +2;
TCHAR *tmp = mir_a2t (out.substr(p).c_str());
if(_tcslen(tmp) > 0)
{
mir_free((void**)ccs->lParam);
char *utf = mir_utf8encodeW(tmp);
ccs->lParam = (LPARAM)utf;
return CallService(MS_PROTO_CHAINRECV, w, (LPARAM)ccs);
}
}
}
}
else if(((s1 = str.find(_T("<body>This message is encrypted.</body>"))) != wstring::npos))
{ //this is xmpp encrypted data
if(!DBGetContactSettingByte(ccs->hContact, szModuleName, "GPGEncryption", 0))
;//
}
char *utf = mir_utf8encodeW(str.c_str()); //for later usage
mir_free(utf);
}
return CallService(MS_PROTO_CHAINRECV, w, l);
}
int SendMsgSvc(WPARAM w, LPARAM l)
{
CCSDATA *ccs = (CCSDATA*)l;
if (!ccs)
return CallService(MS_PROTO_CHAINSEND, w, l);
if(!DBGetContactSettingByte(ccs->hContact, szModuleName, "GPGEncryption", 0))
return CallService(MS_PROTO_CHAINSEND, w, l);
char *msg = (char*)(ccs->lParam);
if (!msg)
return CallService(MS_PROTO_CHAINSEND, w, l);
bool unicode = (bool)(ccs->wParam&PREF_UNICODE);
{ //encrypt data here
wchar_t *tmp = mir_utf8decodeW(msg);
wstring str = tmp;
mir_free(tmp);
wstring::size_type s1, s2;
{ //not xmpp, just replace whole message
string out;
DWORD code;
wstring cmd;
wstring path;
char *tmp = UniGetContactSettingUtf(ccs->hContact, szModuleName, "KeyFingerprint", "");
if(strlen(tmp) < 2)
{
mir_free(tmp);
return CallService(MS_PROTO_CHAINSEND, w, l);
}
cmd += _T("--batch --yes -e -a -r ");
TCHAR *tmp2 = mir_a2t(tmp);
mir_free(tmp);
cmd += tmp2;
mir_free(tmp2);
cmd += _T(" \"");
tmp2 = UniGetContactSettingUtf(NULL, szModuleName, "szHomePath", _T(""));
path.append(tmp2);
cmd += tmp2;
mir_free(tmp2);
cmd += _T("\\exported_data");
path.append(_T("\\exported_data"));
cmd += _T("\"");
{
char *tmp = mir_t2a(str.c_str());
wfstream f(path.c_str(), std::ios::out);
f<<tmp;
mir_free(tmp);
f.close();
}
pxExecute(&cmd, "", &out, &code);
DeleteFile(path.c_str());
path.append(_T(".asc"));
wfstream f(path.c_str(), std::ios::in);
str.clear();
while(!f.eof())
{
TCHAR tmp[128];
f.getline(tmp, 128);
str.append(tmp);
str.append(_T("\n"));
}
f.close();
DeleteFile(path.c_str());
mir_free((void**)ccs->lParam);
char *utf = mir_utf8encodeW(str.c_str());
ccs->lParam = (LPARAM)utf;
}
}
return CallService(MS_PROTO_CHAINSEND, w, l);
}
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