3 files changed, 16 insertions, 13 deletions
diff --git a/protocols/Telegram/src/groupchat.cpp b/protocols/Telegram/src/groupchat.cpp
index 076dd28782..7c2729d776 100644
--- a/protocols/Telegram/src/groupchat.cpp
+++ b/protocols/Telegram/src/groupchat.cpp
@@ -24,10 +24,12 @@ void CTelegramProto::InitGroupChat(TG_USER *pUser, const TD::chat *pChat)
 		
 	wchar_t wszId[100];
 	_i64tow(pUser->id, wszId, 10);
+
 	SESSION_INFO *si;
+	Utf2T wszNick(pChat->title_.c_str());
 
 	if (pUser->bLoadMembers) {
-		si = Chat_NewSession(GCW_CHATROOM, m_szModuleName, wszId, Utf2T(pChat->title_.c_str()), pUser);
+		si = Chat_NewSession(GCW_CHATROOM, m_szModuleName, wszId, wszNick, pUser);
 		if (!si->pStatuses) {
 			Chat_AddGroup(si, TranslateT("Creator"));
 			Chat_AddGroup(si, TranslateT("Admin"));
@@ -45,23 +47,23 @@ void CTelegramProto::InitGroupChat(TG_USER *pUser, const TD::chat *pChat)
 		}
 	}
 	else {
-		si = Chat_NewSession(GCW_CHANNEL, m_szModuleName, wszId, Utf2T(pChat->title_.c_str()), pUser);
+		si = Chat_NewSession(GCW_CHANNEL, m_szModuleName, wszId, wszNick, pUser);
 		if (!si->pStatuses) {
 			Chat_AddGroup(si, TranslateT("SuperAdmin"));
 			Chat_AddGroup(si, TranslateT("Visitor"));
 
-			ptrW wszUserId(getWStringA(DBKEY_ID)), wszNick(Contact::GetInfo(CNF_DISPLAY, 0, m_szModuleName));
+			ptrW wszMyId(getWStringA(DBKEY_ID)), wszMyNick(Contact::GetInfo(CNF_DISPLAY, 0, m_szModuleName));
 
 			GCEVENT gce = { si, GC_EVENT_JOIN };
-			gce.pszUID.w = wszUserId;
-			gce.pszNick.w = wszNick;
+			gce.pszUID.w = wszMyId;
+			gce.pszNick.w = wszMyNick;
 			gce.bIsMe = true;
 			gce.pszStatus.w = TranslateT("Visitor");
 			Chat_Event(&gce);
 
 			gce.bIsMe = false;
-			gce.pszUID.w = L"---";
-			gce.pszNick.w = TranslateT("Admin");
+			gce.pszUID.w = wszId;
+			gce.pszNick.w = wszNick;
 			gce.pszStatus.w = TranslateT("SuperAdmin");
 			Chat_Event(&gce);
 		}
diff --git a/protocols/Telegram/src/proto.cpp b/protocols/Telegram/src/proto.cpp
index 6a82a00347..26cc4e31d9 100644
--- a/protocols/Telegram/src/proto.cpp
+++ b/protocols/Telegram/src/proto.cpp
@@ -128,13 +128,10 @@ void CTelegramProto::OnModulesLoaded()
 		m_arChats.insert(pUser);
 	}
 
-	for (auto &cc : AccContacts()) {
-		ptrA szPath(getStringA(cc, "AvatarPath"));
-		if (szPath) {
-			delSetting(cc, "AvatarPath");
-			delSetting(cc, DBKEY_AVATAR_HASH);
-		}
+	int iCompatLevel = getByte(DBKEY_COMPAT);
+	VARSW cachePath(L"%miranda_userdata%\\ChatCache");
 
+	for (auto &cc : AccContacts()) {
 		bool isGroupChat = isChatRoom(cc);
 		szId = getMStringA(cc, DBKEY_ID);
 		if (!szId.IsEmpty()) {
@@ -143,8 +140,11 @@ void CTelegramProto::OnModulesLoaded()
 			m_arUsers.insert(pUser);
 			if (!isGroupChat)
 				m_arChats.insert(pUser);
+			else if (iCompatLevel == 0)
+				_wremove(CMStringW(FORMAT, L"%s\\%d.json", cachePath.get(), cc));
 		}
 	}
+	setByte(DBKEY_COMPAT, 1);
 
 	m_bSmileyAdd = ServiceExists(MS_SMILEYADD_LOADCONTACTSMILEYS);
 	if (m_bSmileyAdd) {
diff --git a/protocols/Telegram/src/proto.h b/protocols/Telegram/src/proto.h
index 4963a02cde..f4e1e69f8b 100644
--- a/protocols/Telegram/src/proto.h
+++ b/protocols/Telegram/src/proto.h
@@ -3,6 +3,7 @@
 #define STATUS_SWITCH_TIMEOUT 600
 
 #define DBKEY_ID "id"
+#define DBKEY_COMPAT "Compatibility"
 
 #define DBKEY_AVATAR_HASH "AvatarHash"
 #define DBKEY_AVATAR_TYPE "AvatarType"