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BASE: PLUGINS: Add helper methods which match MetaEngine to Engine & vice-versa

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aryanrawlani28 2020-08-02 22:18:39 +05:30 • committed by Eugene Sandulenko
parent f2dd03e7d8
commit 50e9f0d875
2 changed files with 83 additions and 0 deletions
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59
base/plugins.cpp
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@ -266,6 +266,65 @@ void PluginManager::addPluginProvider(PluginProvider *pp) {
_providers.push_back(pp);
}
Plugin *PluginManager::giveEngineFromMetaEngine(const Plugin *plugin) {
assert(plugin->getType() == PLUGIN_TYPE_METAENGINE);
PluginList pl = PluginMan.getPlugins(PLUGIN_TYPE_ENGINE);
Plugin *enginePlugin = nullptr;
// Use the engineID from MetaEngine for comparasion.
Common::String metaEnginePluginName = plugin->getEngineId();
// Iterate over all engine plugins.
for (PluginList::const_iterator itr = pl.begin(); itr != pl.end(); itr++) {
// The getName() provides a name which is similiar to getEngineId.
// Because engines are engines themselves, this function is simply named getName.
Common::String enginePluginName((*itr)->getName());
if (metaEnginePluginName.equalsIgnoreCase(enginePluginName)) {
enginePlugin = (*itr);
break;
}
}
if (enginePlugin) {
warning("MetaEngine: %s \t matched to \t Engine: %s", plugin->getName(), enginePlugin->getFileName());
return enginePlugin;
}
warning("MetaEngine: %s couldn't find a match for an engine plugin.", plugin->getName());
return nullptr;
}
Plugin *PluginManager::giveMetaEngineFromEngine(const Plugin *plugin) {
assert(plugin->getType() == PLUGIN_TYPE_ENGINE);
Plugin *metaEngine = nullptr;
PluginList pl = PluginMan.getPlugins(PLUGIN_TYPE_METAENGINE);
// This will return a name of the Engine plugin, which will be identical to
// a getEngineID from a relevant MetaEngine.
Common::String enginePluginName(plugin->getName());
for (PluginList::const_iterator itr = pl.begin(); itr != pl.end(); itr++) {
Common::String metaEngineName = (*itr)->getEngineId();
if (metaEngineName.equalsIgnoreCase(enginePluginName)) {
metaEngine = (*itr);
break;
}
}
if (metaEngine) {
warning("Engine: %s matched to MetaEngine: %s", plugin->getFileName(), metaEngine->getName());
return metaEngine;
}
warning("Engine: %s couldn't find a match for an MetaEngine plugin.", plugin->getFileName());
return nullptr;
}
/**
* This should only be called once by main()
**/