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// Copyright (c) IPython Development Team.
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// Distributed under the terms of the Modified BSD License.
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define([
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'base/js/namespace',
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'jquery',
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'base/js/utils',
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'base/js/dialog',
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'base/js/events',
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'base/js/keyboard',
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], function(IPython, $, utils, dialog, events, keyboard) {
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"use strict";
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var NotebookList = function (selector, options) {
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/**
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* Constructor
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*
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* Parameters:
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* selector: string
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* options: dictionary
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* Dictionary of keyword arguments.
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* session_list: SessionList instance
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* element_name: string
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* base_url: string
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* notebook_path: string
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* contents: Contents instance
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*/
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var that = this;
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this.session_list = options.session_list;
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// allow code re-use by just changing element_name in kernellist.js
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this.element_name = options.element_name || 'notebook';
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this.selector = selector;
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if (this.selector !== undefined) {
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this.element = $(selector);
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this.style();
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this.bind_events();
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}
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this.notebooks_list = [];
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this.sessions = {};
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this.base_url = options.base_url || utils.get_body_data("baseUrl");
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this.notebook_path = options.notebook_path || utils.get_body_data("notebookPath");
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this.contents = options.contents;
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if (this.session_list && this.session_list.events) {
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this.session_list.events.on('sessions_loaded.Dashboard',
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function(e, d) { that.sessions_loaded(d); });
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}
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};
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NotebookList.prototype.style = function () {
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var prefix = '#' + this.element_name;
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$(prefix + '_toolbar').addClass('list_toolbar');
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$(prefix + '_list_info').addClass('toolbar_info');
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$(prefix + '_buttons').addClass('toolbar_buttons');
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$(prefix + '_list_header').addClass('list_header');
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this.element.addClass("list_container");
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};
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NotebookList.prototype.bind_events = function () {
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var that = this;
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$('#refresh_' + this.element_name + '_list').click(function () {
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that.load_sessions();
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});
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this.element.bind('dragover', function () {
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return false;
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});
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this.element.bind('drop', function(event){
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that.handleFilesUpload(event,'drop');
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return false;
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});
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// Bind events for singleton controls.
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if (!NotebookList._bound_singletons) {
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NotebookList._bound_singletons = true;
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$('#new-file').click(function(e) {
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var w = window.open();
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that.contents.new_untitled(that.notebook_path || '', {type: 'file', ext: '.txt'}).then(function(data) {
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var url = utils.url_join_encode(
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that.base_url, 'edit', data.path
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);
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w.location = url;
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}).catch(function (e) {
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w.close();
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dialog.modal({
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title: 'Creating File Failed',
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body: $('<div/>')
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.text("An error occurred while creating a new file.")
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.append($('<div/>')
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.addClass('alert alert-danger')
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.text(e.message || e)),
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buttons: {
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OK: {'class': 'btn-primary'}
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}
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});
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});
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that.load_sessions();
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});
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$('#new-folder').click(function(e) {
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that.contents.new_untitled(that.notebook_path || '', {type: 'directory'})
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.then(function(){
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that.load_list();
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}).catch(function (e) {
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dialog.modal({
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title: 'Creating Folder Failed',
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body: $('<div/>')
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.text("An error occurred while creating a new folder.")
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.append($('<div/>')
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.addClass('alert alert-danger')
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.text(e.message || e)),
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buttons: {
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OK: {'class': 'btn-primary'}
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}
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});
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});
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that.load_sessions();
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});
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$('.rename-button').click($.proxy(this.rename_selected, this));
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$('.shutdown-button').click($.proxy(this.shutdown_selected, this));
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$('.duplicate-button').click($.proxy(this.duplicate_selected, this));
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$('.delete-button').click($.proxy(this.delete_selected, this));
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}
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};
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NotebookList.prototype.handleFilesUpload = function(event, dropOrForm) {
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var that = this;
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var files;
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if(dropOrForm =='drop'){
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files = event.originalEvent.dataTransfer.files;
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} else
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{
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files = event.originalEvent.target.files;
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}
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for (var i = 0; i < files.length; i++) {
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var f = files[i];
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var name_and_ext = utils.splitext(f.name);
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var file_ext = name_and_ext[1];
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var reader = new FileReader();
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if (file_ext === '.ipynb') {
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reader.readAsText(f);
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} else {
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// read non-notebook files as binary
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reader.readAsArrayBuffer(f);
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}
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var item = that.new_item(0, true);
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item.addClass('new-file');
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that.add_name_input(f.name, item, file_ext == '.ipynb' ? 'notebook' : 'file');
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// Store the list item in the reader so we can use it later
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// to know which item it belongs to.
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$(reader).data('item', item);
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reader.onload = function (event) {
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var item = $(event.target).data('item');
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that.add_file_data(event.target.result, item);
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that.add_upload_button(item);
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};
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reader.onerror = function (event) {
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var item = $(event.target).data('item');
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var name = item.data('name');
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item.remove();
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dialog.modal({
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title : 'Failed to read file',
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body : "Failed to read file '" + name + "'",
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buttons : {'OK' : { 'class' : 'btn-primary' }}
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});
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};
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}
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// Replace the file input form wth a clone of itself. This is required to
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// reset the form. Otherwise, if you upload a file, delete it and try to
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// upload it again, the changed event won't fire.
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var form = $('input.fileinput');
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form.replaceWith(form.clone(true));
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return false;
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};
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NotebookList.prototype.clear_list = function (remove_uploads) {
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/**
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* Clears the navigation tree.
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*
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* Parameters
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* remove_uploads: bool=False
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* Should upload prompts also be removed from the tree.
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*/
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if (remove_uploads) {
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this.element.children('.list_item').remove();
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} else {
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this.element.children('.list_item:not(.new-file)').remove();
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}
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};
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NotebookList.prototype.load_sessions = function(){
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this.session_list.load_sessions();
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};
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NotebookList.prototype.sessions_loaded = function(data){
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this.sessions = data;
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this.load_list();
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};
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NotebookList.prototype.load_list = function () {
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var that = this;
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this.contents.list_contents(that.notebook_path).then(
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$.proxy(this.draw_notebook_list, this),
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function(error) {
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that.draw_notebook_list({content: []}, "Server error: " + error.message);
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}
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);
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};
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/**
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* Draw the list of notebooks
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* @method draw_notebook_list
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* @param {Array} list An array of dictionaries representing files or
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* directories.
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* @param {String} error_msg An error message
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*/
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var type_order = {'directory':0,'notebook':1,'file':2};
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NotebookList.prototype.draw_notebook_list = function (list, error_msg) {
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list.content.sort(function(a, b) {
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if (type_order[a['type']] < type_order[b['type']]) {
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return -1;
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}
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if (type_order[a['type']] > type_order[b['type']]) {
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return 1;
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}
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if (a['name'] < b['name']) {
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return -1;
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}
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if (a['name'] > b['name']) {
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return 1;
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}
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return 0;
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});
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var message = error_msg || 'Notebook list empty.';
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var item = null;
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var model = null;
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var len = list.content.length;
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this.clear_list();
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var n_uploads = this.element.children('.list_item').length;
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if (len === 0) {
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item = this.new_item(0);
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var span12 = item.children().first();
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span12.empty();
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span12.append($('<div style="margin:auto;text-align:center;color:grey"/>').text(message));
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}
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var path = this.notebook_path;
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var offset = n_uploads;
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if (path !== '') {
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item = this.new_item(offset, false);
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model = {
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type: 'directory',
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name: '..',
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path: utils.url_path_split(path)[0],
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};
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this.add_link(model, item);
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offset += 1;
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}
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for (var i=0; i<len; i++) {
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model = list.content[i];
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item = this.new_item(i+offset, true);
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this.add_link(model, item);
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}
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// Trigger an event when we've finished drawing the notebook list.
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events.trigger('draw_notebook_list.NotebookList');
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this._selection_changed();
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};
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/**
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* Creates a new item.
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* @param {integer} index
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* @param {boolean} [selectable] - tristate, undefined: don't draw checkbox,
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* false: don't draw checkbox but pad
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* where it should be, true: draw checkbox.
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* @return {JQuery} row
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*/
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NotebookList.prototype.new_item = function (index, selectable) {
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var row = $('<div/>')
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.addClass("list_item")
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.addClass("row");
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var item = $("<div/>")
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.addClass("col-md-12")
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.appendTo(row);
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var checkbox;
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if (selectable !== undefined) {
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checkbox = $('<input/>')
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.attr('type', 'checkbox')
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.attr('title', 'Click here to rename, delete, etc.')
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.appendTo(item);
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}
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$('<i/>')
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.addClass('item_icon')
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.appendTo(item);
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var link = $("<a/>")
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.addClass("item_link")
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.appendTo(item);
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$("<span/>")
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.addClass("item_name")
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.appendTo(link);
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if (selectable === false) {
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checkbox.css('visibility', 'hidden');
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} else if (selectable === true) {
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var that = this;
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link.click(function(e) {
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e.stopPropagation();
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});
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checkbox.click(function(e) {
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e.stopPropagation();
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that._selection_changed();
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});
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row.click(function(e) {
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e.stopPropagation();
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checkbox.prop('checked', !checkbox.prop('checked'));
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that._selection_changed();
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});
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}
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var buttons = $('<div/>')
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.addClass("item_buttons pull-right")
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.appendTo(item);
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$('<div/>')
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.addClass('running-indicator')
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.text('Running')
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.css('visibility', 'hidden')
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.appendTo(buttons);
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if (index === -1) {
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this.element.append(row);
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} else {
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this.element.children().eq(index).after(row);
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}
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return row;
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};
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NotebookList.icons = {
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directory: 'folder_icon',
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notebook: 'notebook_icon',
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file: 'file_icon',
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};
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NotebookList.uri_prefixes = {
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directory: 'tree',
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notebook: 'notebooks',
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file: 'edit',
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};
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/**
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* Handles when any row selector checkbox is toggled.
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*/
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NotebookList.prototype._selection_changed = function() {
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// Use a JQuery selector to find each row with a checked checkbox. If
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// we decide to add more checkboxes in the future, this code will need
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// to be changed to distinguish which checkbox is the row selector.
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var selected = [];
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var has_running_notebook = false;
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var has_directory = false;
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var has_file = false;
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var that = this;
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$('.list_item :checked').each(function(index, item) {
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var parent = $(item).parent().parent();
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// If the item doesn't have an upload button, it can be selected.
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if (parent.find('.upload_button').length === 0) {
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selected.push({
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name: parent.data('name'),
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path: parent.data('path'),
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type: parent.data('type')
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});
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// Set flags according to what is selected. Flags are later
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// used to decide which action buttons are visible.
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has_running_notebook = has_running_notebook ||
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(parent.data('type') == 'notebook' && that.sessions[parent.data('path')] !== undefined);
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has_file = has_file || parent.data('type') == 'file';
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has_directory = has_directory || parent.data('type') == 'directory';
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}
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});
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this.selected = selected;
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// Rename is only visible when one item is selected.
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if (selected.length==1) {
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$('.rename-button').css('display', 'inline-block');
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} else {
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$('.rename-button').css('display', 'none');
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}
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// Shutdown is only visible when one or more notebooks running notebooks
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// are selected and no non-notebook items are selected.
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if (has_running_notebook && !(has_file || has_directory)) {
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$('.shutdown-button').css('display', 'inline-block');
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} else {
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$('.shutdown-button').css('display', 'none');
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}
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// Duplicate isn't visible when a directory is selected.
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if (selected.length > 0 && !has_directory) {
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$('.duplicate-button').css('display', 'inline-block');
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} else {
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$('.duplicate-button').css('display', 'none');
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}
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// Delete is visible if one or more items are selected.
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if (selected.length > 0) {
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$('.delete-button').css('display', 'inline-block');
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} else {
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$('.delete-button').css('display', 'none');
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}
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};
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NotebookList.prototype.add_link = function (model, item) {
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var path = model.path,
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name = model.name;
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var running = (model.type == 'notebook' && this.sessions[path] !== undefined);
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item.data('name', name);
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item.data('path', path);
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item.data('type', model.type);
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item.find(".item_name").text(name);
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var icon = NotebookList.icons[model.type];
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if (running) {
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icon = 'running_' + icon;
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}
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var uri_prefix = NotebookList.uri_prefixes[model.type];
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item.find(".item_icon").addClass(icon).addClass('icon-fixed-width');
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var link = item.find("a.item_link")
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.attr('href',
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utils.url_join_encode(
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this.base_url,
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uri_prefix,
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path
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)
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);
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item.find(".item_buttons .running-indicator").css('visibility', running ? '' : 'hidden');
|
|
|
|
|
|
// directory nav doesn't open new tabs
|
|
|
// files, notebooks do
|
|
|
if (model.type !== "directory") {
|
|
|
link.attr('target','_blank');
|
|
|
}
|
|
|
};
|
|
|
|
|
|
|
|
|
NotebookList.prototype.add_name_input = function (name, item, icon_type) {
|
|
|
item.data('name', name);
|
|
|
item.find(".item_icon").addClass(NotebookList.icons[icon_type]).addClass('icon-fixed-width');
|
|
|
item.find(".item_name").empty().append(
|
|
|
$('<input/>')
|
|
|
.addClass("filename_input")
|
|
|
.attr('value', name)
|
|
|
.attr('size', '30')
|
|
|
.attr('type', 'text')
|
|
|
.keyup(function(event){
|
|
|
if(event.keyCode == 13){item.find('.upload_button').click();}
|
|
|
else if(event.keyCode == 27){item.remove();}
|
|
|
})
|
|
|
);
|
|
|
};
|
|
|
|
|
|
|
|
|
NotebookList.prototype.add_file_data = function (data, item) {
|
|
|
item.data('filedata', data);
|
|
|
};
|
|
|
|
|
|
|
|
|
NotebookList.prototype.shutdown_selected = function() {
|
|
|
var that = this;
|
|
|
this.selected.forEach(function(item) {
|
|
|
if (item.type == 'notebook') {
|
|
|
that.shutdown_notebook(item.path);
|
|
|
}
|
|
|
});
|
|
|
};
|
|
|
|
|
|
NotebookList.prototype.shutdown_notebook = function(path) {
|
|
|
var that = this;
|
|
|
var settings = {
|
|
|
processData : false,
|
|
|
cache : false,
|
|
|
type : "DELETE",
|
|
|
dataType : "json",
|
|
|
success : function () {
|
|
|
that.load_sessions();
|
|
|
},
|
|
|
error : utils.log_ajax_error,
|
|
|
};
|
|
|
|
|
|
var session = this.sessions[path];
|
|
|
if (session) {
|
|
|
var url = utils.url_join_encode(
|
|
|
this.base_url,
|
|
|
'api/sessions',
|
|
|
session
|
|
|
);
|
|
|
$.ajax(url, settings);
|
|
|
}
|
|
|
};
|
|
|
|
|
|
NotebookList.prototype.rename_selected = function() {
|
|
|
if (this.selected.length != 1) return;
|
|
|
|
|
|
var that = this;
|
|
|
var path = this.selected[0].path;
|
|
|
var input = $('<input/>').attr('type','text').attr('size','25').addClass('form-control')
|
|
|
.val(path);
|
|
|
var dialog_body = $('<div/>').append(
|
|
|
$("<p/>").addClass("rename-message")
|
|
|
.text('Enter a new directory name:')
|
|
|
).append(
|
|
|
$("<br/>")
|
|
|
).append(input);
|
|
|
var d = dialog.modal({
|
|
|
title : "Rename directory",
|
|
|
body : dialog_body,
|
|
|
buttons : {
|
|
|
OK : {
|
|
|
class: "btn-primary",
|
|
|
click: function() {
|
|
|
that.contents.rename(path, input.val()).then(function() {
|
|
|
that.load_list();
|
|
|
}).catch(function(e) {
|
|
|
dialog.modal({
|
|
|
title: "Rename Failed",
|
|
|
body: $('<div/>')
|
|
|
.text("An error occurred while renaming \"" + path + "\" to \"" + input.val() + "\".")
|
|
|
.append($('<div/>')
|
|
|
.addClass('alert alert-danger')
|
|
|
.text(e.message || e)),
|
|
|
buttons: {
|
|
|
OK: {'class': 'btn-primary'}
|
|
|
}
|
|
|
});
|
|
|
});
|
|
|
}
|
|
|
},
|
|
|
Cancel : {}
|
|
|
},
|
|
|
open : function () {
|
|
|
// Upon ENTER, click the OK button.
|
|
|
input.keydown(function (event) {
|
|
|
if (event.which === keyboard.keycodes.enter) {
|
|
|
d.find('.btn-primary').first().click();
|
|
|
return false;
|
|
|
}
|
|
|
});
|
|
|
input.focus().select();
|
|
|
}
|
|
|
});
|
|
|
};
|
|
|
|
|
|
NotebookList.prototype.delete_selected = function() {
|
|
|
var message;
|
|
|
if (this.selected.length == 1) {
|
|
|
message = 'Are you sure you want to permanently delete: ' + this.selected[0].name + '?';
|
|
|
} else {
|
|
|
message = 'Are you sure you want to permanently delete the ' + this.selected.length + ' files/folders selected?';
|
|
|
}
|
|
|
var that = this;
|
|
|
dialog.modal({
|
|
|
title : "Delete",
|
|
|
body : message,
|
|
|
buttons : {
|
|
|
Delete : {
|
|
|
class: "btn-danger",
|
|
|
click: function() {
|
|
|
// Shutdown any/all selected notebooks before deleting
|
|
|
// the files.
|
|
|
that.shutdown_selected();
|
|
|
|
|
|
// Delete selected.
|
|
|
that.selected.forEach(function(item) {
|
|
|
that.contents.delete(item.path).then(function() {
|
|
|
that.notebook_deleted(item.path);
|
|
|
}).catch(function(e) {
|
|
|
dialog.modal({
|
|
|
title: "Delete Failed",
|
|
|
body: $('<div/>')
|
|
|
.text("An error occurred while deleting \"" + item.path + "\".")
|
|
|
.append($('<div/>')
|
|
|
.addClass('alert alert-danger')
|
|
|
.text(e.message || e)),
|
|
|
buttons: {
|
|
|
OK: {'class': 'btn-primary'}
|
|
|
}
|
|
|
});
|
|
|
});
|
|
|
});
|
|
|
}
|
|
|
},
|
|
|
Cancel : {}
|
|
|
}
|
|
|
});
|
|
|
};
|
|
|
|
|
|
NotebookList.prototype.duplicate_selected = function() {
|
|
|
var message;
|
|
|
if (this.selected.length == 1) {
|
|
|
message = 'Are you sure you want to duplicate: ' + this.selected[0].name + '?';
|
|
|
} else {
|
|
|
message = 'Are you sure you want to duplicate the ' + this.selected.length + ' files selected?';
|
|
|
}
|
|
|
var that = this;
|
|
|
dialog.modal({
|
|
|
title : "Delete",
|
|
|
body : message,
|
|
|
buttons : {
|
|
|
Duplicate : {
|
|
|
class: "btn-primary",
|
|
|
click: function() {
|
|
|
that.selected.forEach(function(item) {
|
|
|
that.contents.copy(item.path, that.notebook_path).then(function () {
|
|
|
that.load_list();
|
|
|
}).catch(function(e) {
|
|
|
dialog.modal({
|
|
|
title: "Delete Failed",
|
|
|
body: $('<div/>')
|
|
|
.text("An error occurred while deleting \"" + item.path + "\".")
|
|
|
.append($('<div/>')
|
|
|
.addClass('alert alert-danger')
|
|
|
.text(e.message || e)),
|
|
|
buttons: {
|
|
|
OK: {'class': 'btn-primary'}
|
|
|
}
|
|
|
});
|
|
|
});
|
|
|
});
|
|
|
}
|
|
|
},
|
|
|
Cancel : {}
|
|
|
}
|
|
|
});
|
|
|
};
|
|
|
|
|
|
NotebookList.prototype.notebook_deleted = function(path) {
|
|
|
/**
|
|
|
* Remove the deleted notebook.
|
|
|
*/
|
|
|
var that = this;
|
|
|
$( ":data(path)" ).each(function() {
|
|
|
var element = $(this);
|
|
|
if (element.data("path") === path) {
|
|
|
element.remove();
|
|
|
events.trigger('notebook_deleted.NotebookList');
|
|
|
that._selection_changed();
|
|
|
}
|
|
|
});
|
|
|
};
|
|
|
|
|
|
|
|
|
NotebookList.prototype.add_upload_button = function (item) {
|
|
|
var that = this;
|
|
|
var upload_button = $('<button/>').text("Upload")
|
|
|
.addClass('btn btn-primary btn-xs upload_button')
|
|
|
.click(function (e) {
|
|
|
var filename = item.find('.item_name > input').val();
|
|
|
var path = utils.url_path_join(that.notebook_path, filename);
|
|
|
var filedata = item.data('filedata');
|
|
|
var format = 'text';
|
|
|
if (filename.length === 0 || filename[0] === '.') {
|
|
|
dialog.modal({
|
|
|
title : 'Invalid file name',
|
|
|
body : "File names must be at least one character and not start with a dot",
|
|
|
buttons : {'OK' : { 'class' : 'btn-primary' }}
|
|
|
});
|
|
|
return false;
|
|
|
}
|
|
|
if (filedata instanceof ArrayBuffer) {
|
|
|
// base64-encode binary file data
|
|
|
var bytes = '';
|
|
|
var buf = new Uint8Array(filedata);
|
|
|
var nbytes = buf.byteLength;
|
|
|
for (var i=0; i<nbytes; i++) {
|
|
|
bytes += String.fromCharCode(buf[i]);
|
|
|
}
|
|
|
filedata = btoa(bytes);
|
|
|
format = 'base64';
|
|
|
}
|
|
|
var model = {};
|
|
|
|
|
|
var name_and_ext = utils.splitext(filename);
|
|
|
var file_ext = name_and_ext[1];
|
|
|
var content_type;
|
|
|
if (file_ext === '.ipynb') {
|
|
|
model.type = 'notebook';
|
|
|
model.format = 'json';
|
|
|
try {
|
|
|
model.content = JSON.parse(filedata);
|
|
|
} catch (e) {
|
|
|
dialog.modal({
|
|
|
title : 'Cannot upload invalid Notebook',
|
|
|
body : "The error was: " + e,
|
|
|
buttons : {'OK' : {
|
|
|
'class' : 'btn-primary',
|
|
|
click: function () {
|
|
|
item.remove();
|
|
|
}
|
|
|
}}
|
|
|
});
|
|
|
return false;
|
|
|
}
|
|
|
content_type = 'application/json';
|
|
|
} else {
|
|
|
model.type = 'file';
|
|
|
model.format = format;
|
|
|
model.content = filedata;
|
|
|
content_type = 'application/octet-stream';
|
|
|
}
|
|
|
filedata = item.data('filedata');
|
|
|
|
|
|
var on_success = function () {
|
|
|
item.removeClass('new-file');
|
|
|
that.add_link(model, item);
|
|
|
that.session_list.load_sessions();
|
|
|
};
|
|
|
|
|
|
var exists = false;
|
|
|
$.each(that.element.find('.list_item:not(.new-file)'), function(k,v){
|
|
|
if ($(v).data('name') === filename) { exists = true; return false; }
|
|
|
});
|
|
|
|
|
|
if (exists) {
|
|
|
dialog.modal({
|
|
|
title : "Replace file",
|
|
|
body : 'There is already a file named ' + filename + ', do you want to replace it?',
|
|
|
buttons : {
|
|
|
Overwrite : {
|
|
|
class: "btn-danger",
|
|
|
click: function () {
|
|
|
that.contents.save(path, model).then(on_success);
|
|
|
}
|
|
|
},
|
|
|
Cancel : {
|
|
|
click: function() { item.remove(); }
|
|
|
}
|
|
|
}
|
|
|
});
|
|
|
} else {
|
|
|
that.contents.save(path, model).then(on_success);
|
|
|
}
|
|
|
|
|
|
return false;
|
|
|
});
|
|
|
var cancel_button = $('<button/>').text("Cancel")
|
|
|
.addClass("btn btn-default btn-xs")
|
|
|
.click(function (e) {
|
|
|
item.remove();
|
|
|
return false;
|
|
|
});
|
|
|
item.find(".item_buttons").empty()
|
|
|
.append(upload_button)
|
|
|
.append(cancel_button);
|
|
|
};
|
|
|
|
|
|
|
|
|
// Backwards compatability.
|
|
|
IPython.NotebookList = NotebookList;
|
|
|
|
|
|
return {'NotebookList': NotebookList};
|
|
|
});
|
|
|
|
