adding (missed) testbed to engines/, reverting TODO

svn-id: r49197

1 files changed, 96 insertions, 0 deletions

diff --git a/engines/testbed/detection.cpp b/engines/testbed/detection.cpp
new file mode 100644
index 0000000000..57a49122aa
--- /dev/null
+++ b/engines/testbed/detection.cpp
@@ -0,0 +1,96 @@
+#include "testbed/testbed.h"
+ 
+#include "common/config-manager.h"
+#include "common/error.h"
+#include "common/fs.h"
+ 
+#include "engines/metaengine.h"
+ 
+static const PlainGameDescriptor quux_setting[] = {
+	{ "quux", "Quux the Example Module" },
+	{ "quuxcd", "Quux the Example Module (CD version)" },
+	{ 0, 0 }
+};
+ 
+class QuuxMetaEngine : public MetaEngine {
+public:
+	virtual const char *getName() const {
+		return "Quux the Example Module";
+	}
+ 
+	virtual const char *getOriginalCopyright() const {
+		return "Copyright (C) Quux Entertainment Ltd.";
+	}
+ 
+	virtual GameList getSupportedGames() const {
+		GameList games;
+		const PlainGameDescriptor *g = quux_setting;
+		while (g->gameid) {
+			games.push_back(*g);
+			g++;
+		}
+ 
+		return games;
+	}
+ 
+	virtual GameDescriptor findGame(const char *gameid) const {
+		const PlainGameDescriptor *g = quux_setting;
+		while (g->gameid) {
+			if (0 == scumm_stricmp(gameid, g->gameid))
+				break;
+			g++;
+		}
+		return GameDescriptor(g->gameid, g->description);
+	}
+ 
+	virtual GameList detectGames(const Common::FSList &fslist) const {
+		GameList detectedGames;
+ 
+		// Iterate over all files in the given directory
+		for (Common::FSList::const_iterator file = fslist.begin(); file != fslist.end(); ++file) {
+			if (!file->isDirectory()) {
+				const char *gameName = file->getName().c_str();
+ 
+				if (0 == scumm_stricmp("README", gameName)) {
+					// You could check the contents of the file now if you need to.
+					detectedGames.push_back(quux_setting[0]);
+					break;
+				}
+			}
+		}
+		return detectedGames;
+	}
+ 
+	virtual Common::Error createInstance(OSystem *syst, Engine **engine) const {
+		assert(syst);
+		assert(engine);
+ 
+		// Scan the target directory for files (error out if it does not exist)
+		Common::FSList fslist;
+		Common::FSNode dir(ConfMan.get("path"));
+		if (!dir.getChildren(fslist, Common::FSNode::kListAll)) {
+			return Common::kInvalidPathError;
+		}
+ 
+		// Invoke the detector
+		Common::String gameid = ConfMan.get("gameid");
+		GameList detectedGames = detectGames(fslist);
+ 
+		for (uint i = 0; i < detectedGames.size(); i++) {
+			if (detectedGames[i].gameid() == gameid) {
+				// At this point you may want to perform additional sanity checks.
+				*engine = new Quux::QuuxEngine(syst);
+				return Common::kNoError;
+			}
+		}
+ 
+		// Failed to find any game data
+		return Common::kNoGameDataFoundError;
+	}
+};
+ 
+#if PLUGIN_ENABLED_DYNAMIC(TESTBED)
+	REGISTER_PLUGIN_DYNAMIC(TESTBED, PLUGIN_TYPE_ENGINE, QuuxMetaEngine);
+#else
+	REGISTER_PLUGIN_STATIC(TESTBED, PLUGIN_TYPE_ENGINE, QuuxMetaEngine);
+#endif