Exemplo n.º 1
0
// usage: makeRelativePath("/path/to/my/thing.sfc", "/path/to") -> "./my/thing.sfc"
// usage: makeRelativePath("/home/pi/my/thing.sfc", "/path/to", true) -> "~/my/thing.sfc"
fs::path makeRelativePath(const fs::path& path, const fs::path& relativeTo, bool allowHome)
{
	bool contains = false;

	fs::path ret = removeCommonPath(path, relativeTo, contains);
	if(contains)
	{
		// success
		ret = "." / ret;
		return ret;
	}

	if(allowHome)
	{
		contains = false;
		std::string homePath = getHomePath();
		ret = removeCommonPath(path, homePath, contains);
		if(contains)
		{
			// success
			ret = "~" / ret;
			return ret;
		}
	}

	// nothing could be resolved
	return path;
}
Exemplo n.º 2
0
FileData* findOrCreateFile(SystemData* system, const boost::filesystem::path& path, FileType type, bool trustGamelist)
{
	// first, verify that path is within the system's root folder
	FileData* root = system->getRootFolder();

	fs::path relative;
	bool contains = false;
	if (trustGamelist)
	{
		relative = removeCommonPathUsingStrings(path, root->getPath(), contains);
	}
	else
	{
		relative = removeCommonPath(path, root->getPath(), contains);
	}
	if(!contains)
	{
		LOG(LogError) << "File path \"" << path << "\" is outside system path \"" << system->getStartPath() << "\"";
		return NULL;
	}

	auto path_it = relative.begin();
	FileData* treeNode = root;
	bool found = false;
	while(path_it != relative.end())
	{
		const std::unordered_map<std::string, FileData*>& children = treeNode->getChildrenByFilename();

		std::string key = path_it->string();
		found = children.find(key) != children.end();
		if (found) {
			treeNode = children.at(key);
		}

		// this is the end
		if(path_it == --relative.end())
		{
			if(found)
				return treeNode;

			if(type == FOLDER)
			{
				LOG(LogWarning) << "gameList: folder doesn't already exist, won't create";
				return NULL;
			}

			FileData* file = new FileData(type, path, system);
			treeNode->addChild(file);
			return file;
		}

		if(!found)
		{
			// don't create folders unless it's leading up to a game
			// if type is a folder it's gonna be empty, so don't bother
			if(type == FOLDER)
			{
				LOG(LogWarning) << "gameList: folder doesn't already exist, won't create";
				return NULL;
			}
			
			// create missing folder
			FileData* folder = new FileData(FOLDER, treeNode->getPath().stem() / *path_it, system);
			treeNode->addChild(folder);
			treeNode = folder;
		}

		path_it++;
	}

	return NULL;
}
Exemplo n.º 3
0
FileData* findOrCreateFile(SystemData* system, const boost::filesystem::path& path, FileType type)
{
	// first, verify that path is within the system's root folder
	FileData* root = system->getRootFolder();
	
	bool contains = false;
	fs::path relative = removeCommonPath(path, root->getPath(), contains);
	if(!contains)
	{
		LOG(LogError) << "File path \"" << path << "\" is outside system path \"" << system->getStartPath() << "\"";
		return NULL;
	}

	auto path_it = relative.begin();
	FileData* treeNode = root;
	bool found = false;
	while(path_it != relative.end())
	{
		const std::vector<FileData*>& children = treeNode->getChildren();
		found = false;
		for(auto child_it = children.begin(); child_it != children.end(); child_it++)
		{
			if((*child_it)->getPath().filename() == *path_it)
			{
				treeNode = *child_it;
				found = true;
				break;
			}
		}

		// this is the end
		if(path_it == --relative.end())
		{
			if(found)
				return treeNode;

			if(type == FOLDER)
			{
				LOG(LogWarning) << "gameList: folder doesn't already exist, won't create";
				return NULL;
			}
    		//LOG(LogInfo) << "File type" << type << " File path \"" << path << "System " << system;
			FileData* file = new FileData(type, path, system);
			treeNode->addChild(file);
			return file;
		}

		if(!found)
		{
			// don't create folders unless it's leading up to a game
			// if type is a folder it's gonna be empty, so don't bother
			if(type == FOLDER)
			{
				LOG(LogWarning) << "gameList: folder doesn't already exist, won't create";
				return NULL;
			}
			
			// create missing folder
			FileData* folder = new FileData(FOLDER, treeNode->getPath().stem() / *path_it, system);
			treeNode->addChild(folder);
			treeNode = folder;
		}

		path_it++;
	}

	return NULL;
}