DRIVE_RECENT: 'drive_recent'
});
-/**
- * Top directory for each root type.
- * TODO(mtomasz): Deprecated. Remove this.
- * @enum {string}
- * @const
- */
-var RootDirectory = Object.freeze({
- DOWNLOADS: '/Downloads',
- ARCHIVE: '/archive',
- REMOVABLE: '/removable',
- DRIVE: '/drive',
- CLOUD_DEVICE: '/privet',
- DRIVE_OFFLINE: '/drive_offline', // A fake root. Not the actual filesystem.
- DRIVE_SHARED_WITH_ME: '/drive_shared_with_me', // A fake root.
- DRIVE_RECENT: '/drive_recent' // A fake root.
-});
-
var PathUtil = {};
/**
- * Checks if the given path represents a special search. Fake entries in
- * RootDirectory correspond to special searches.
- * @param {string} path Path to check.
- * @return {boolean} True if the given path represents a special search.
- */
-PathUtil.isSpecialSearchRoot = function(path) {
- var type = PathUtil.getRootType(path);
- return type == RootType.DRIVE_OFFLINE ||
- type == RootType.DRIVE_SHARED_WITH_ME ||
- type == RootType.DRIVE_RECENT;
-};
-
-/**
- * Checks |path| and return true if it is under Google Drive or a special
- * search root which represents a special search from Google Drive.
- * @param {string} path Path to check.
- * @return {boolean} True if the given path represents a Drive based path.
- */
-PathUtil.isDriveBasedPath = function(path) {
- var rootType = PathUtil.getRootType(path);
- return rootType === RootType.DRIVE ||
- rootType === RootType.DRIVE_SHARED_WITH_ME ||
- rootType === RootType.DRIVE_RECENT ||
- rootType === RootType.DRIVE_OFFLINE;
-};
-
-/**
- * @param {string} path Path starting with '/'.
- * @return {string} Top directory (starting with '/').
- */
-PathUtil.getTopDirectory = function(path) {
- var i = path.indexOf('/', 1);
- return i === -1 ? path : path.substring(0, i);
-};
-
-/**
- * Obtains the parent path of the specified path.
- * @param {string} path Path string.
- * @return {string} Parent path.
- */
-PathUtil.getParentDirectory = function(path) {
- if (path[path.length - 1] == '/')
- return PathUtil.getParentDirectory(path.substring(0, path.length - 1));
- var index = path.lastIndexOf('/');
- if (index == 0)
- return '/';
- else if (index == -1)
- return '.';
- return path.substring(0, index);
-};
-
-/**
- * @param {string} path Any unix-style path (may start or not start from root).
- * @return {Array.<string>} Path components.
- */
-PathUtil.split = function(path) {
- var fromRoot = false;
- if (path[0] === '/') {
- fromRoot = true;
- path = path.substring(1);
- }
-
- var components = path.split('/');
- if (fromRoot)
- components[0] = '/' + components[0];
- return components;
-};
-
-/**
- * Returns a directory part of the given |path|. In other words, the path
- * without its base name.
- *
- * Examples:
- * PathUtil.dirname('abc') -> ''
- * PathUtil.dirname('a/b') -> 'a'
- * PathUtil.dirname('a/b/') -> 'a/b'
- * PathUtil.dirname('a/b/c') -> 'a/b'
- * PathUtil.dirname('/') -> '/'
- * PathUtil.dirname('/abc') -> '/'
- * PathUtil.dirname('/abc/def') -> '/abc'
- * PathUtil.dirname('') -> ''
- *
- * @param {string} path The path to be parsed.
- * @return {string} The directory path.
- */
-PathUtil.dirname = function(path) {
- var index = path.lastIndexOf('/');
- if (index < 0)
- return '';
- if (index == 0)
- return '/';
- return path.substring(0, index);
-};
-
-/**
- * Returns the base name (the last component) of the given |path|. If the
- * |path| ends with '/', returns an empty component.
- *
- * Examples:
- * PathUtil.basename('abc') -> 'abc'
- * PathUtil.basename('a/b') -> 'b'
- * PathUtil.basename('a/b/') -> ''
- * PathUtil.basename('a/b/c') -> 'c'
- * PathUtil.basename('/') -> ''
- * PathUtil.basename('/abc') -> 'abc'
- * PathUtil.basename('/abc/def') -> 'def'
- * PathUtil.basename('') -> ''
- *
- * @param {string} path The path to be parsed.
- * @return {string} The base name.
- */
-PathUtil.basename = function(path) {
- var index = path.lastIndexOf('/');
- return index >= 0 ? path.substring(index + 1) : path;
-};
-
-/**
- * Join path components into a single path. Can be called either with a list of
- * components as arguments, or with an array of components as the only argument.
- *
- * Examples:
- * Path.join('abc', 'def') -> 'abc/def'
- * Path.join('/', 'abc', 'def/ghi') -> '/abc/def/ghi'
- * Path.join(['/abc/def', 'ghi']) -> '/abc/def/ghi'
- *
- * @return {string} Resulting path.
- */
-PathUtil.join = function() {
- var components;
-
- if (arguments.length === 1 && typeof(arguments[0]) === 'object') {
- components = arguments[0];
- } else {
- components = arguments;
- }
-
- var path = '';
- for (var i = 0; i < components.length; i++) {
- if (components[i][0] === '/') {
- path = components[i];
- continue;
- }
- if (path.length === 0 || path[path.length - 1] !== '/')
- path += '/';
- path += components[i];
- }
- return path;
-};
-
-/**
- * @param {string} path Path starting with '/'.
- * @return {RootType} RootType.DOWNLOADS, RootType.DRIVE etc.
- */
-PathUtil.getRootType = function(path) {
- var rootDir = PathUtil.getTopDirectory(path);
- for (var type in RootDirectory) {
- if (rootDir === RootDirectory[type])
- return RootType[type];
- }
-};
-
-/**
- * @param {string} path Any path.
- * @return {string} The root path.
- */
-PathUtil.getRootPath = function(path) {
- var type = PathUtil.getRootType(path);
-
- if (type == RootType.DOWNLOADS || type == RootType.DRIVE_OFFLINE ||
- type == RootType.DRIVE_SHARED_WITH_ME || type == RootType.DRIVE_RECENT)
- return PathUtil.getTopDirectory(path);
-
- if (type == RootType.DRIVE || type == RootType.ARCHIVE ||
- type == RootType.REMOVABLE) {
- var components = PathUtil.split(path);
- if (components.length > 1) {
- return PathUtil.join(components[0], components[1]);
- } else {
- return components[0];
- }
- }
-
- return '/';
-};
-
-/**
- * @param {string} path A path.
- * @return {boolean} True if it is a path to the root.
- */
-PathUtil.isRootPath = function(path) {
- return PathUtil.getRootPath(path) === path;
-};
-
-/**
* Returns the localized name for the root type. If not available, then returns
* null.
*
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