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//***************************************************************************************
//
// Google Extension plugin for the Miranda IM's Jabber protocol
// Copyright (c) 2011 bems@jabber.org, George Hazan (ghazan@jabber.ru)
//
// 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 "stdafx.h"
#include "inbox.h"
#include "notifications.h"
#include "db.h"
#include "options.h"
#define COMMON_GMAIL_HOST1 _T("gmail.com")
#define COMMON_GMAIL_HOST2 _T("googlemail.com")
#define AUTH_REQUEST_URL "https://www.google.com/accounts/ClientAuth"
#define AUTH_REQUEST_PARAMS "Email=%s&Passwd=%s&accountType=HOSTED_OR_GOOGLE&skipvpage=true&PersistentCookie=false"
#define ISSUE_TOKEN_REQUEST_URL "https://www.google.com/accounts/IssueAuthToken"
#define ISSUE_TOKEN_REQUEST_PARAMS "SID=%s&LSID=%s&Session=true&skipvpage=true&service=gaia"
#define TOKEN_AUTH_URL "https://www.google.com/accounts/TokenAuth?auth=%s&service=mail&continue=%s&source=googletalk"
const NETLIBHTTPHEADER HEADER_URL_ENCODED = { "Content-Type", "application/x-www-form-urlencoded" };
#define HTTP_OK 200
#define SID_KEY_NAME "SID="
#define LSID_KEY_NAME "LSID="
#define LOGIN_PASS_SETTING_NAME "Password"
#define INBOX_URL_FORMAT _T("https://mail.google.com/%s%s/#inbox")
// 3 lines from netlib.h
#define GetNetlibHandleType(h) (h?*(int*)h:NLH_INVALID)
#define NLH_INVALID 0
#define NLH_USER 'USER'
LPSTR HttpPost(HANDLE hUser, LPSTR reqUrl, LPSTR reqParams)
{
NETLIBHTTPREQUEST nlhr = { sizeof(nlhr) };
nlhr.requestType = REQUEST_POST;
nlhr.flags = NLHRF_HTTP11 | NLHRF_SSL | NLHRF_NODUMP | NLHRF_NODUMPHEADERS;
nlhr.szUrl = reqUrl;
nlhr.headers = (NETLIBHTTPHEADER*)&HEADER_URL_ENCODED;
nlhr.headersCount = 1;
nlhr.pData = reqParams;
nlhr.dataLength = (int)mir_strlen(reqParams);
NLHR_PTR pResp((NETLIBHTTPREQUEST*)CallService(MS_NETLIB_HTTPTRANSACTION, (WPARAM)hUser, (LPARAM)&nlhr));
return ((pResp && pResp->resultCode == HTTP_OK) ? mir_strdup(pResp->pData) : nullptr);
}
LPSTR MakeRequest(HANDLE hUser, LPSTR reqUrl, LPSTR reqParamsFormat, LPSTR p1, LPSTR p2)
{
ptrA encodedP1(mir_urlEncode(p1)), encodedP2(mir_urlEncode(p2));
size_t size = mir_strlen(reqParamsFormat) + 1 + mir_strlen(encodedP1) + mir_strlen(encodedP2);
LPSTR reqParams = (LPSTR)alloca(size);
mir_snprintf(reqParams, size, reqParamsFormat, encodedP1, encodedP2);
return HttpPost(hUser, reqUrl, reqParams);
}
LPSTR FindSid(LPSTR resp, LPSTR *LSID)
{
LPSTR SID = strstr(resp, SID_KEY_NAME);
*LSID = strstr(resp, LSID_KEY_NAME);
if (!SID || !*LSID) return NULL;
if (SID - 1 == *LSID) SID = strstr(SID + 1, SID_KEY_NAME);
if (!SID) return NULL;
SID += mir_strlen(SID_KEY_NAME);
LPSTR term = strstr(SID, "\n");
if (term) term[0] = 0;
*LSID += mir_strlen(LSID_KEY_NAME);
term = strstr(*LSID, "\n");
if (term) term[0] = 0;
return SID;
}
void DoOpenUrl(LPSTR tokenResp, LPSTR url)
{
ptrA encodedUrl(mir_urlEncode(url)), encodedToken(mir_urlEncode(tokenResp));
size_t size = mir_strlen(TOKEN_AUTH_URL) + 1 + mir_strlen(encodedToken) + mir_strlen(encodedUrl);
LPSTR composedUrl = (LPSTR)alloca(size);
mir_snprintf(composedUrl, size, TOKEN_AUTH_URL, encodedToken, encodedUrl);
Utils_OpenUrl(composedUrl);
}
BOOL AuthAndOpen(HANDLE hUser, LPSTR url, LPSTR mailbox, LPSTR pwd)
{
ptrA authResp(MakeRequest(hUser, AUTH_REQUEST_URL, AUTH_REQUEST_PARAMS, mailbox, pwd));
if (!authResp)
return FALSE;
LPSTR LSID;
LPSTR SID = FindSid(authResp, &LSID);
ptrA tokenResp(MakeRequest(hUser, ISSUE_TOKEN_REQUEST_URL, ISSUE_TOKEN_REQUEST_PARAMS, SID, LSID));
if (!tokenResp)
return FALSE;
DoOpenUrl(tokenResp, url);
return TRUE;
}
struct OPEN_URL_HEADER {
LPSTR url;
LPSTR mailbox;
LPSTR pwd;
LPCSTR acc;
};
HANDLE FindNetUserHandle(LPCSTR acc)
{
IJabberInterface *ji = getJabberApi(acc);
if (!ji)
return NULL;
return ji->GetHandle();
}
void OpenUrlThread(void *param)
{
OPEN_URL_HEADER* data = (OPEN_URL_HEADER*)param;
HANDLE hUser = FindNetUserHandle(data->acc);
if (!hUser || !AuthAndOpen(hUser, data->url, data->mailbox, data->pwd))
Utils_OpenUrl(data->url);
free(data);
}
int GetMailboxPwd(LPCSTR acc, LPSTR *pwd, int buffSize)
{
char buff[256];
if (db_get_static(NULL, acc, LOGIN_PASS_SETTING_NAME, buff, sizeof(buff)))
return 0;
int result = (int)mir_strlen(buff);
if (pwd) {
if (buffSize < result + 1)
result = buffSize - 1;
memcpy(*pwd, &buff, result + 1);
}
return result;
}
BOOL OpenUrlWithAuth(LPCSTR acc, LPCTSTR mailbox, LPCTSTR url)
{
int pwdLen = GetMailboxPwd(acc, NULL, 0);
if (!pwdLen++) return FALSE;
size_t urlLen = mir_tstrlen(url) + 1;
size_t mailboxLen = mir_tstrlen(mailbox) + 1;
OPEN_URL_HEADER *data = (OPEN_URL_HEADER*)malloc(sizeof(OPEN_URL_HEADER) + urlLen + mailboxLen + pwdLen);
data->url = (LPSTR)data + sizeof(OPEN_URL_HEADER);
memcpy(data->url, _T2A(url), urlLen);
data->mailbox = data->url + urlLen;
memcpy(data->mailbox, _T2A(mailbox), mailboxLen);
data->pwd = data->mailbox + mailboxLen;
if (!GetMailboxPwd(acc, &data->pwd, pwdLen))
return FALSE;
data->acc = acc;
mir_forkthread(OpenUrlThread, data);
return TRUE;
}
void OpenUrl(LPCSTR acc, LPCTSTR mailbox, LPCTSTR url)
{
extern DWORD itlsSettings;
if (!ReadCheckbox(0, IDC_AUTHONMAILBOX, (UINT_PTR)TlsGetValue(itlsSettings)) || !OpenUrlWithAuth(acc, mailbox, url))
Utils_OpenUrlT(url);
}
void OpenContactInbox(LPCSTR szModuleName)
{
ptrT tszJid(db_get_tsa(0, szModuleName, "jid"));
if (tszJid == NULL)
return;
LPTSTR host = _tcschr(tszJid, '@');
if (!host)
return;
*host++ = 0;
TCHAR buf[1024];
if (mir_tstrcmpi(host, COMMON_GMAIL_HOST1) && mir_tstrcmpi(host, COMMON_GMAIL_HOST2))
mir_sntprintf(buf, INBOX_URL_FORMAT, _T("a/"), host); // hosted
else
mir_sntprintf(buf, INBOX_URL_FORMAT, _T(""), _T("mail")); // common
OpenUrl(szModuleName, tszJid, buf);
}
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