Add newFileData

CHANGELOG.md

@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - Live updating of core options
 - Mounts `/libretro/core` as the directory where the core was loaded from
 - Adds `love.filesystem.getSaveDirectory()`
+- Adds `love.filesystem.newFileData(contents, name)`
 
 ### Fixes
 - Fixed loading ChaiLove without active content

src/love/Types/FileSystem/FileData.cpp

@@ -16,6 +16,10 @@ FileData::FileData(const std::string& filepath) : m_filepath(filepath) {
 	// Nothing.
 }
 
+FileData::FileData(const std::string& contents, const std::string& name) : m_contents(contents), m_filepath(name) {
+	// Nothing.
+}
+
 int FileData::getSize() {
 	ChaiLove* app = ChaiLove::getInstance();
 	return app->filesystem.getSize(m_filepath);
@@ -26,8 +30,11 @@ std::string FileData::getFilename() {
 }
 
 std::string FileData::getString() {
+	if (!m_contents.empty()) {
+		return m_contents;
+	}
 	ChaiLove* app = ChaiLove::getInstance();
-	return app->filesystem.read(m_filepath);
+	return m_contents = app->filesystem.read(m_filepath);
 }
 
 std::string FileData::getExtension() {

src/love/Types/FileSystem/FileData.h

@@ -20,6 +20,13 @@ class FileData {
 	 * @param filepath Path to the file.
 	 */
 	FileData(const std::string& filepath);
+	/**
+	 * Creates a new FileData from the given data and filename.
+	 *
+	 * @param contents The data for the file.
+	 * @param name The filename of the file.
+	 */
+	FileData(const std::string& contents, const std::string& name);
 
 	/**
 	 * The size of the Data in bytes.
@@ -42,6 +49,7 @@ class FileData {
 	std::string getExtension();
 
 	std::string m_filepath;
+	std::string m_contents;
 };
 
 }  // namespace FileSystem

src/love/filesystem.cpp

@@ -376,6 +376,11 @@ FileData filesystem::newFileData(const std::string& filepath) {
 	return f;
 }
 
+FileData filesystem::newFileData(const std::string& contents, const std::string& name) {
+	FileData f(contents, name);
+	return f;
+}
+
 std::string filesystem::getSaveDirectory() {
 	return "/libretro/saves";
 }

src/love/filesystem.h

@@ -100,6 +100,18 @@ class filesystem {
 	 */
 	FileData newFileData(const std::string& filepath);
 
+	/**
+	 * Creates a new FileData object.
+	 *
+	 * @param contents The contents fof the file.
+	 * @param name The name of the file.
+	 *
+	 * @return Your new FileData.
+	 *
+	 * @see love::Types::FileSystem::FileData
+	 */
+	FileData newFileData(const std::string& contents, const std::string& name);
+
 	/**
 	 * Unmounts a zip file or folder previously mounted with love.filesystem.mount.
 	 *

src/love/script.cpp

@@ -294,7 +294,8 @@ script::script(const std::string& file) {
 	chai.add(fun(&filesystem::exists), "exists");
 	chai.add(fun(&filesystem::getSaveDirectory), "getSaveDirectory");
 	chai.add(fun(&filesystem::getInfo), "getInfo");
-	chai.add(fun(&filesystem::newFileData), "newFileData");
+	chai.add(fun<FileData, filesystem, const std::string&>(&filesystem::newFileData), "newFileData");
+	chai.add(fun<FileData, filesystem, const std::string&, const std::string&>(&filesystem::newFileData), "newFileData");
 	chai.add(fun(&filesystem::getDirectoryItems), "getDirectoryItems");
 	chai.add(fun<bool, filesystem, const std::string&, const std::string&>(&filesystem::mount), "mount");
 	chai.add(fun<int, filesystem, const std::string&>(&filesystem::getSize), "getSize");

test/unittests/filesystem.chai

@@ -55,6 +55,8 @@ assert_equal(loadedFileData.getFilename(), "filesystem.chai", "    .getFilename(
 var fileDataContents = loadedFileData.getString()
 var fileDataFind = fileDataContents.find("// newFileData()")
 assert_greater(fileDataFind, 50, "    .getString()")
+var newFileData = love.filesystem.newFileData("Hello World!", "helloworld.txt")
+assert_equal(newFileData.getString(), "Hello World!", "    newFileData.getString()")
 
 // getSaveDirectory()
 assert_equal(love.filesystem.getSaveDirectory(), "/libretro/saves", "love.filesystem.getSaveDirectory()")