Add discord map icon support. Add to readme

README.md

@@ -16,6 +16,7 @@ This base is specific to multiplayer mod projects.
     - NOTE: You may need to do some tinkering to make these singleplayer projects work well with the new SDK base. There are some bugs and crashes that won't be addressed by this base.
 - NPC NextBot sensing support from FIREFIGHT RELOADED.
 - Integrated Python binaries (on Windows) for more simple buiding.
+- Implemented Discord RPC support. Mod authors can change the DiscordAppId parameter in their gameinfo.txt file for more personalized icons. Mods can also use the DiscordAllowMapIcons option to allow map specific icons. Mod icons must be named "ModImage" and map icons must be named the map name.
 
 ## Setup:
 Read Autumn's setup guide at README_FROG.md for detailed setup.

src/game/client/cdll_client_int.cpp

@@ -347,6 +347,7 @@ static ConVar s_cl_class("cl_class", "default", FCVAR_USERINFO|FCVAR_ARCHIVE, "D
 #ifdef WIN32
 // Discord RPC
 static ConVar cl_discord_appid("cl_discord_appid", "1347077140306464838", FCVAR_DEVELOPMENTONLY | FCVAR_CHEAT);
+static ConVar cl_discord_mapicon("cl_discord_mapicon", "0", FCVAR_DEVELOPMENTONLY | FCVAR_CHEAT);
 static int64_t startTimestamp = time(0);
 
 static ConVar cl_discord("cl_discord", "1", FCVAR_ARCHIVE);
@@ -1792,7 +1793,29 @@ void CHLClient::LevelInitPreEntity( char const* pMapName )
 			discordPresence.state = "In-Game";
 			sprintf(buffer, "Map: %s", pMapName);
 			discordPresence.details = buffer;
-			discordPresence.largeImageKey = "ModImage";
+
+			bool useMapIcon = false;
+
+			KeyValuesAD pKVGameInfo("GameInfo");
+			if (pKVGameInfo->LoadFromFile(g_pFullFileSystem, "gameinfo.txt", "MOD"))
+			{
+				useMapIcon = pKVGameInfo->GetBool("DiscordAllowMapIcons", cl_discord_mapicon.GetBool());
+			}
+			else
+			{
+				useMapIcon = cl_discord_mapicon.GetBool();
+			}
+
+			if (useMapIcon)
+			{
+				discordPresence.largeImageKey = pMapName;
+				discordPresence.smallImageKey = "ModImage";
+			}
+			else
+			{
+				discordPresence.largeImageKey = "ModImage";
+			}
+
 			Discord_UpdatePresence(&discordPresence);
 		}
 	}