From 814ada538a9e2380827b0e3600fa8caef9533265 Mon Sep 17 00:00:00 2001
From: Perttu Ahola <celeron55@gmail.com>
Date: Mon, 26 Mar 2012 23:16:02 +0300
Subject: [PATCH] Support _game postfix in game names, taking it out to make
 the gameid

---
 src/subgame.cpp | 42 +++++++++++++++++++++++++++++++++++-------
 1 file changed, 35 insertions(+), 7 deletions(-)

diff --git a/src/subgame.cpp b/src/subgame.cpp
index 9a8ebe69f..00b63bdcf 100644
--- a/src/subgame.cpp
+++ b/src/subgame.cpp
@@ -22,6 +22,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "filesys.h"
 #include "settings.h"
 #include "log.h"
+#include "utility_string.h"
 
 std::string getGameName(const std::string &game_path)
 {
@@ -35,20 +36,43 @@ std::string getGameName(const std::string &game_path)
 	return conf.get("name");
 }
 
+struct GameFindPath
+{
+	std::string path;
+	bool user_specific;
+	GameFindPath(const std::string &path, bool user_specific):
+		path(path),
+		user_specific(user_specific)
+	{}
+};
+
 SubgameSpec findSubgame(const std::string &id)
 {
 	if(id == "")
 		return SubgameSpec();
 	std::string share = porting::path_share;
 	std::string user = porting::path_user;
+	std::vector<GameFindPath> find_paths;
+	find_paths.push_back(GameFindPath(
+			user + DIR_DELIM + "games" + DIR_DELIM + id, true));
+	find_paths.push_back(GameFindPath(
+			user + DIR_DELIM + "games" + DIR_DELIM + id + "_game", true));
+	find_paths.push_back(GameFindPath(
+			share + DIR_DELIM + "games" + DIR_DELIM + id, false));
+	find_paths.push_back(GameFindPath(
+			share + DIR_DELIM + "games" + DIR_DELIM + id + "_game", false));
 	// Find game directory
-	std::string game_path = user + DIR_DELIM + "games" + DIR_DELIM + id;
+	std::string game_path;
 	bool user_game = true; // Game is in user's directory
-	if(!fs::PathExists(game_path)){
-		game_path = share + DIR_DELIM + "games" + DIR_DELIM + id;
-		user_game = false;
+	for(u32 i=0; i<find_paths.size(); i++){
+		const std::string &try_path = find_paths[i].path;
+		if(fs::PathExists(try_path)){
+			game_path = try_path;
+			user_game = find_paths[i].user_specific;
+			break;
+		}
 	}
-	if(!fs::PathExists(game_path))
+	if(game_path == "")
 		return SubgameSpec();
 	// Find mod directories
 	std::set<std::string> mods_paths;
@@ -57,7 +81,6 @@ SubgameSpec findSubgame(const std::string &id)
 		mods_paths.insert(share + DIR_DELIM + "mods" + DIR_DELIM + id);
 	if(user != share || user_game)
 		mods_paths.insert(user + DIR_DELIM + "mods" + DIR_DELIM + id);
-	// TODO: Read proper name from game_path/game.conf
 	std::string game_name = getGameName(game_path);
 	if(game_name == "")
 		game_name = id;
@@ -76,7 +99,12 @@ std::set<std::string> getAvailableGameIds()
 		for(u32 j=0; j<dirlist.size(); j++){
 			if(!dirlist[j].dir)
 				continue;
-			gameids.insert(dirlist[j].name);
+			const char *ends[] = {"_game", NULL};
+			std::string shorter = removeStringEnd(dirlist[j].name, ends);
+			if(shorter != "")
+				gameids.insert(shorter);
+			else
+				gameids.insert(dirlist[j].name);
 		}
 	}
 	return gameids;