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path: root/protocols/Icq10/src/utils.cpp
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// -----------------------------------------------------------------------------
// ICQ plugin for Miranda NG
// -----------------------------------------------------------------------------
// Copyright © 2018 Miranda NG team
// 
// 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
// -----------------------------------------------------------------------------

#include "stdafx.h"

void CIcqProto::InitContactCache()
{
	mir_cslock l(m_csCache);
	for (auto &it : AccContacts())
		m_arCache.insert(new IcqCacheItem(getDword(it, "UIN"), it));
}

IcqCacheItem* CIcqProto::FindContactByUIN(DWORD dwUin)
{
	mir_cslock l(m_csCache);
	return m_arCache.find((IcqCacheItem*)&dwUin);
}

MCONTACT CIcqProto::CreateContact(DWORD dwUin, bool bTemporary)
{
	auto *pCache = FindContactByUIN(dwUin);
	if (pCache != nullptr)
		return pCache->m_hContact;

	MCONTACT hContact = db_add_contact();
	Proto_AddToContact(hContact, m_szModuleName);
	setDword(hContact, "UIN", dwUin);
	pCache = new IcqCacheItem(dwUin, hContact);
	{
		mir_cslock l(m_csCache);
		m_arCache.insert(pCache);
	}

	if (bTemporary)
		db_set_b(hContact, "CList", "NotOnList", 1);

	return hContact;
}

/////////////////////////////////////////////////////////////////////////////////////////

void CIcqProto::CalcHash(AsyncHttpRequest *pReq)
{
	CMStringA hashData(FORMAT, "POST&%s&%s", ptrA(mir_urlEncode(pReq->m_szUrl)), ptrA(mir_urlEncode(pReq->m_szParam)));
	unsigned int len;
	BYTE hashOut[MIR_SHA256_HASH_SIZE];
	HMAC(EVP_sha256(), m_szSessionKey, m_szSessionKey.GetLength(), (BYTE*)hashData.c_str(), hashData.GetLength(), hashOut, &len);
	pReq << CHAR_PARAM("sig_sha256", ptrA(mir_base64_encode(hashOut, sizeof(hashOut))));
}

/////////////////////////////////////////////////////////////////////////////////////////
// Avatars

void CIcqProto::GetAvatarFileName(MCONTACT hContact, wchar_t* pszDest, size_t cbLen)
{
	int tPathLen = mir_snwprintf(pszDest, cbLen, L"%s\\%S", VARSW(L"%miranda_avatarcache%"), m_szModuleName);

	DWORD dwAttributes = GetFileAttributes(pszDest);
	if (dwAttributes == 0xffffffff || (dwAttributes & FILE_ATTRIBUTE_DIRECTORY) == 0)
		CreateDirectoryTreeW(pszDest);

	pszDest[tPathLen++] = '\\';

	CMStringW wszFileName(getMStringW(hContact, "IconId"));
	const wchar_t* szFileType = ProtoGetAvatarExtension(getByte(hContact, "AvatarType", PA_FORMAT_PNG));
	mir_snwprintf(pszDest + tPathLen, MAX_PATH - tPathLen, L"%s%s", wszFileName.c_str(), szFileType);
}

INT_PTR __cdecl CIcqProto::GetAvatar(WPARAM wParam, LPARAM lParam)
{
	wchar_t *buf = (wchar_t*)wParam;
	int size = (int)lParam;
	if (buf == nullptr || size <= 0)
		return -1;

	GetAvatarFileName(0, buf, size);
	return 0;
}

INT_PTR __cdecl CIcqProto::GetAvatarCaps(WPARAM wParam, LPARAM lParam)
{
	switch (wParam) {
	case AF_MAXSIZE:
		((POINT*)lParam)->x = -1;
		((POINT*)lParam)->y = -1;
		return 0;

	case AF_FORMATSUPPORTED: // nobody
		return 1;

	case AF_DELAYAFTERFAIL:
		return 10 * 60 * 1000;

	case AF_ENABLED:
	case AF_FETCHIFPROTONOTVISIBLE:
	case AF_FETCHIFCONTACTOFFLINE:
		return 1;
	}
	return 0;
}

INT_PTR __cdecl CIcqProto::GetAvatarInfo(WPARAM, LPARAM lParam)
{
	PROTO_AVATAR_INFORMATION* pai = (PROTO_AVATAR_INFORMATION*)lParam;

	ptrW szIconId(getWStringA(pai->hContact, "IconId"));
	if (szIconId == nullptr) {
		debugLogA("No avatar");
		return GAIR_NOAVATAR;
	}

	GetAvatarFileName(pai->hContact, pai->filename, _countof(pai->filename));
	pai->format = getByte(pai->hContact, "AvatarType", 0);

	if (::_waccess(pai->filename, 0) == 0)
		return GAIR_SUCCESS;

	debugLogA("No avatar");
	return GAIR_NOAVATAR;
}

INT_PTR __cdecl CIcqProto::SetAvatar(WPARAM, LPARAM)
{
	return 1;   // TODO
}

/////////////////////////////////////////////////////////////////////////////////////////

int StatusFromString(const CMStringW &wszStatus)
{
	if (wszStatus == "online")
		return ID_STATUS_ONLINE;
	if (wszStatus == "n/a")
		return ID_STATUS_NA;
	if (wszStatus == "away")
		return ID_STATUS_AWAY;
	if (wszStatus == "occupied")
		return ID_STATUS_OCCUPIED;
	if (wszStatus == "dnd")
		return ID_STATUS_DND;

	return ID_STATUS_OFFLINE;
}