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/*
Copyright (c) 2015 Miranda NG project (http://miranda-ng.org)
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 version 2
of the License.
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, see <http://www.gnu.org/licenses/>.
*/
#include "common.h"
MEVENT CSkypeProto::GetMessageFromDb(MCONTACT hContact, const char *messageId, LONGLONG timestamp)
{
mir_cslock lock(messageSyncLock);
size_t messageIdLength = mir_strlen(messageId);
for (MEVENT hDbEvent = db_event_last(hContact); hDbEvent; hDbEvent = db_event_prev(hContact, hDbEvent))
{
DBEVENTINFO dbei = { sizeof(dbei) };
dbei.cbBlob = db_event_getBlobSize(hDbEvent);
if (dbei.cbBlob < messageIdLength)
continue;
mir_ptr<BYTE> blob((PBYTE)mir_alloc(dbei.cbBlob));
dbei.pBlob = blob;
db_event_get(hDbEvent, &dbei);
if (dbei.timestamp < timestamp)
break;
if (dbei.eventType != EVENTTYPE_MESSAGE && dbei.eventType != SKYPE_DB_EVENT_TYPE_ACTION)
continue;
if (memcmp(&dbei.pBlob[dbei.cbBlob - messageIdLength], messageId, messageIdLength) == 0)
return hDbEvent;
}
return NULL;
}
MEVENT CSkypeProto::AddMessageToDb(MCONTACT hContact, DWORD timestamp, DWORD flags, const char *messageId, char *content, int emoteOffset)
{
if (MEVENT hDbEvent = GetMessageFromDb(hContact, messageId, timestamp))
return hDbEvent;
size_t messageLength = mir_strlen(&content[emoteOffset]) + 1;
size_t messageIdLength = mir_strlen(messageId);
size_t cbBlob = messageLength + messageIdLength;
PBYTE pBlob = (PBYTE)mir_alloc(cbBlob);
memcpy(pBlob, &content[emoteOffset], messageLength);
memcpy(pBlob + messageLength, messageId, messageIdLength);
return AddEventToDb(hContact, emoteOffset == 0 ? EVENTTYPE_MESSAGE : SKYPE_DB_EVENT_TYPE_ACTION, timestamp, flags, cbBlob, pBlob);
}
/* MESSAGE RECEIVING */
// incoming message flow
int CSkypeProto::OnReceiveMessage(const char *messageId, const char *url, time_t timestamp, char *content, int emoteOffset, bool isRead)
{
ptrA skypename(ContactUrlToName(url));
MCONTACT hContact = GetContact(skypename);
PROTORECVEVENT recv = { 0 };
recv.flags = PREF_UTF;
recv.timestamp = timestamp;
recv.szMessage = content;
recv.lParam = emoteOffset;
recv.pCustomData = (void*)messageId;
recv.cbCustomDataSize = mir_strlen(messageId);
if (isRead)
recv.flags |= PREF_CREATEREAD;
debugLogA("Incoming message from %s", skypename);
return ProtoChainRecvMsg(hContact, &recv);
}
// writing message/even into db
int CSkypeProto::SaveMessageToDb(MCONTACT hContact, PROTORECVEVENT *pre)
{
//return Proto_RecvMessage(hContact, pre);
if (pre->szMessage == NULL)
return NULL;
int flags = DBEF_UTF;
if ((pre->flags & PREF_CREATEREAD) == PREF_CREATEREAD)
flags |= DBEF_READ;
if ((pre->flags & PREF_SENT) == PREF_SENT)
flags |= DBEF_SENT;
return AddMessageToDb(hContact, pre->timestamp, flags, (char*)pre->pCustomData, pre->szMessage, pre->lParam);
}
/* MESSAGE SENDING */
struct SendMessageParam
{
MCONTACT hContact;
LONGLONG hMessage;
};
// outcoming message flow
int CSkypeProto::OnSendMessage(MCONTACT hContact, int flags, const char *szMessage)
{
if (!IsOnline())
{
ProtoBroadcastAck(hContact, ACKTYPE_MESSAGE, ACKRESULT_FAILED, NULL, (LPARAM)"You cannot send when you are offline.");
return 0;
}
SendMessageParam *param = new SendMessageParam();
param->hContact = hContact;
param->hMessage = time(NULL);
ptrA message;
if (flags & PREF_UNICODE)
message = mir_utf8encodeW((wchar_t*)&szMessage[mir_strlen(szMessage) + 1]);
else if (flags & PREF_UTF)
message = mir_strdup(szMessage);
else
message = mir_utf8encode(szMessage);
ptrA server(getStringA("Server"));
ptrA token(getStringA("registrationToken"));
ptrA username(getStringA(hContact, SKYPE_SETTINGS_ID));
debugLogA(__FUNCTION__ " clientmsgid = %d", param->hMessage);
if (strncmp(message, "/me ", 4) == 0)
PushRequest(new SendActionRequest(token, username, param->hMessage, &message[4], server), &CSkypeProto::OnMessageSent, param);
else
PushRequest(new SendMessageRequest(token, username, param->hMessage, message, server), &CSkypeProto::OnMessageSent, param);
return param->hMessage;
}
void CSkypeProto::OnMessageSent(const NETLIBHTTPREQUEST *response, void *arg)
{
SendMessageParam *param = (SendMessageParam*)arg;
MCONTACT hContact = param->hContact;
HANDLE hMessage = (HANDLE)param->hMessage;
delete param;
if (response->resultCode != 200 && response->resultCode != 201)
{
CMStringA error = "Unknown error";
if (response)
{
JSONROOT root(response->pData);
JSONNODE *node = json_get(root, "errorCode");
error = _T2A(json_as_string(node));
}
ptrT username(getTStringA(hContact, SKYPE_SETTINGS_ID));
debugLogA(__FUNCTION__": failed to send message for %s (%s)", username, error);
ProtoBroadcastAck(hContact, ACKTYPE_MESSAGE, ACKRESULT_FAILED, hMessage, (LPARAM)error.GetBuffer());
return;
}
}
// preparing message/action to writing into db
int CSkypeProto::OnPreCreateMessage(WPARAM, LPARAM lParam)
{
MessageWindowEvent *evt = (MessageWindowEvent*)lParam;
if (mir_strcmp(GetContactProto(evt->hContact), m_szModuleName))
return 0;
char *message = (char*)evt->dbei->pBlob;
if (strncmp(message, "/me ", 4) == 0)
{
evt->dbei->cbBlob = evt->dbei->cbBlob - 4;
memmove(evt->dbei->pBlob, &evt->dbei->pBlob[4], evt->dbei->cbBlob);
evt->dbei->eventType = SKYPE_DB_EVENT_TYPE_ACTION;
}
CMStringA messageId(FORMAT, "%d", evt->seq);
evt->dbei->pBlob = (PBYTE)mir_realloc(evt->dbei->pBlob, evt->dbei->cbBlob + messageId.GetLength());
memcpy(&evt->dbei->pBlob[evt->dbei->cbBlob], messageId, messageId.GetLength());
evt->dbei->cbBlob += messageId.GetLength();
return 0;
}
/* HISTORY SYNC */
void CSkypeProto::OnGetServerHistory(const NETLIBHTTPREQUEST *response)
{
if (response == NULL)
return;
JSONROOT root(response->pData);
if (root == NULL)
return;
JSONNODE *conversations = json_as_array(json_get(root, "messages"));
for (size_t i = 0; i < json_size(conversations); i++)
{
JSONNODE *message = json_at(conversations, i);
ptrA clientMsgId(mir_t2a(ptrT(json_as_string(json_get(message, "clientmessageid")))));
ptrA skypeEditedId(mir_t2a(ptrT(json_as_string(json_get(message, "skypeeditedid")))));
ptrA messageType(mir_t2a(ptrT(json_as_string(json_get(message, "messagetype")))));
ptrA from(mir_t2a(ptrT(json_as_string(json_get(message, "from")))));
ptrA content(mir_t2a(ptrT(json_as_string(json_get(message, "content")))));
ptrT composeTime(json_as_string(json_get(message, "composetime")));
ptrA conversationLink(mir_t2a(ptrT(json_as_string(json_get(message, "conversationLink")))));
time_t timestamp = IsoToUnixTime(composeTime);
if (conversationLink != NULL && strstr(conversationLink, "/8:"))
{
int emoteOffset = json_as_int(json_get(message, "skypeemoteoffset"));
int flags = DBEF_UTF | DBEF_READ;
ptrA skypename(ContactUrlToName(from));
bool isMe = IsMe(skypename);
if (isMe)
flags |= DBEF_SENT;
MCONTACT hContact = IsMe(skypename)
? GetContact(ptrA(ContactUrlToName(conversationLink)))
: GetContact(skypename);
AddMessageToDb(hContact, timestamp, flags, clientMsgId, content, emoteOffset);
}
}
}
INT_PTR CSkypeProto::GetContactHistory(WPARAM hContact, LPARAM lParam)
{
PushRequest(new GetHistoryRequest(ptrA(getStringA("registrationToken")), ptrA(db_get_sa(hContact, m_szModuleName, SKYPE_SETTINGS_ID)), ptrA(getStringA("Server"))), &CSkypeProto::OnGetServerHistory);
return 0;
}
void CSkypeProto::SyncHistory()
{
PushRequest(new SyncHistoryFirstRequest(ptrA(getStringA("registrationToken")), ptrA(getStringA("Server"))), &CSkypeProto::OnSyncHistory);
}
void CSkypeProto::OnSyncHistory(const NETLIBHTTPREQUEST *response)
{
if (response == NULL)
return;
JSONROOT root(response->pData);
if (root == NULL)
return;
JSONNODE *conversations = json_as_array(json_get(root, "conversations"));
for (size_t i = 0; i < json_size(conversations); i++)
{
JSONNODE *conversation = json_at(conversations, i);
JSONNODE *lastMessage = json_get(conversation, "lastMessage");
if (lastMessage == NULL)
continue;
char *clientMsgId = _T2A(json_as_string(json_get(lastMessage, "clientmessageid")));
char *conversationLink = _T2A(json_as_string(json_get(lastMessage, "conversationLink")));
time_t composeTime(IsoToUnixTime(ptrT(json_as_string(json_get(lastMessage, "conversationLink")))));
ptrA skypename(ContactUrlToName(conversationLink));
if (skypename == NULL)
continue;
MCONTACT hContact = GetContact(skypename);
if (hContact == NULL && !IsMe(skypename))
hContact = AddContact(skypename, true);
if (GetMessageFromDb(hContact, clientMsgId, composeTime) == NULL)
PushRequest(new GetHistoryRequest(ptrA(getStringA("registrationToken")), skypename, ptrA(getStringA("Server"))), &CSkypeProto::OnGetServerHistory);
}
}
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