fileactions.js

var FileActions = {
	actions: {},
	defaults: {},
	icons: {},
	currentFile: null,
	register: function (mime, name, permissions, icon, action) {
		if (!FileActions.actions[mime]) {
			FileActions.actions[mime] = {};
		}
		if (!FileActions.actions[mime][name]) {
			FileActions.actions[mime][name] = {};
		}
		FileActions.actions[mime][name]['action'] = action;
		FileActions.actions[mime][name]['permissions'] = permissions;
		FileActions.icons[name] = icon;
	},
	setDefault: function (mime, name) {
		FileActions.defaults[mime] = name;
	},
	get: function (mime, type, permissions) {
		var actions = {};
		if (FileActions.actions.all) {
			actions = $.extend(actions, FileActions.actions.all);
		}
		if (mime) {
			if (FileActions.actions[mime]) {
				actions = $.extend(actions, FileActions.actions[mime]);
			}
			var mimePart = mime.substr(0, mime.indexOf('/'));
			if (FileActions.actions[mimePart]) {
				actions = $.extend(actions, FileActions.actions[mimePart]);
			}
		}
		if (type) {//type is 'dir' or 'file'
			if (FileActions.actions[type]) {
				actions = $.extend(actions, FileActions.actions[type]);
			}
		}
		var filteredActions = {};
		$.each(actions, function (name, action) {
			if (action.permissions & permissions) {
				filteredActions[name] = action.action;
			}
		});
		return filteredActions;
	},
	getDefault: function (mime, type, permissions) {
		if (mime) {
			var mimePart = mime.substr(0, mime.indexOf('/'));
		}
		var name = false;
		if (mime && FileActions.defaults[mime]) {
			name = FileActions.defaults[mime];
		} else if (mime && FileActions.defaults[mimePart]) {
			name = FileActions.defaults[mimePart];
		} else if (type && FileActions.defaults[type]) {
			name = FileActions.defaults[type];
		} else {
			name = FileActions.defaults.all;
		}
		var actions = this.get(mime, type, permissions);
		return actions[name];
	},
	display: function (parent) {
		FileActions.currentFile = parent;
		var actions = FileActions.get(FileActions.getCurrentMimeType(), FileActions.getCurrentType(), FileActions.getCurrentPermissions());
		var file = FileActions.getCurrentFile();
		if ($('tr').filterAttr('data-file', file).data('renaming')) {
			return;
		}