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//----------------------------------------------------------------------------
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// Copyright (C) 2008-2011 The IPython Development Team
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//
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// Distributed under the terms of the BSD License. The full license is in
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// the file COPYING, distributed as part of this software.
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//----------------------------------------------------------------------------
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//============================================================================
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// Notebook
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//============================================================================
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var IPython = (function (IPython) {
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var utils = IPython.utils;
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var Notebook = function (selector) {
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this.read_only = IPython.read_only;
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this.element = $(selector);
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this.element.scroll();
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this.element.data("notebook", this);
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this.next_prompt_number = 1;
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this.kernel = null;
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this.clipboard = null;
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this.paste_enabled = false;
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this.dirty = false;
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this.msg_cell_map = {};
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this.metadata = {};
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this.control_key_active = false;
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this.notebook_id = null;
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this.notebook_name = null;
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this.notebook_name_blacklist_re = /[\/\\]/;
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this.nbformat = 3 // Increment this when changing the nbformat
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this.style();
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this.create_elements();
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this.bind_events();
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this.set_tooltipontab(true);
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this.set_smartcompleter(true);
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this.set_timebeforetooltip(1200);
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};
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Notebook.prototype.style = function () {
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$('div#notebook').addClass('border-box-sizing');
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};
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Notebook.prototype.create_elements = function () {
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// We add this end_space div to the end of the notebook div to:
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// i) provide a margin between the last cell and the end of the notebook
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// ii) to prevent the div from scrolling up when the last cell is being
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// edited, but is too low on the page, which browsers will do automatically.
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var that = this;
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var end_space = $('<div/>').addClass('end_space').height("30%");
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end_space.dblclick(function (e) {
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if (that.read_only) return;
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var ncells = that.ncells();
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that.insert_cell_below('code',ncells-1);
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});
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this.element.append(end_space);
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$('div#notebook').addClass('border-box-sizing');
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};
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Notebook.prototype.bind_events = function () {
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var that = this;
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$(document).keydown(function (event) {
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// console.log(event);
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if (that.read_only) return true;
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// Save (CTRL+S) or (AppleKey+S)
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//metaKey = applekey on mac
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if ((event.ctrlKey || event.metaKey) && event.keyCode==83) {
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that.save_notebook();
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event.preventDefault();
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return false;
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} else if (event.which === 27) {
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// Intercept escape at highest level to avoid closing
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// websocket connection with firefox
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event.preventDefault();
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}
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if (event.which === 38 && !event.shiftKey) {
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var cell = that.get_selected_cell();
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if (cell.at_top()) {
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event.preventDefault();
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that.select_prev();
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};
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} else if (event.which === 40 && !event.shiftKey) {
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var cell = that.get_selected_cell();
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if (cell.at_bottom()) {
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event.preventDefault();
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that.select_next();
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};
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} else if (event.which === 13 && event.shiftKey) {
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that.execute_selected_cell();
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return false;
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} else if (event.which === 13 && event.ctrlKey) {
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that.execute_selected_cell({terminal:true});
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return false;
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} else if (event.which === 77 && event.ctrlKey && that.control_key_active == false) {
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that.control_key_active = true;
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return false;
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} else if (event.which === 88 && that.control_key_active) {
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// Cut selected cell = x
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that.cut_cell();
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that.control_key_active = false;
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return false;
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} else if (event.which === 67 && that.control_key_active) {
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// Copy selected cell = c
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that.copy_cell();
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that.control_key_active = false;
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return false;
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} else if (event.which === 86 && that.control_key_active) {
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// Paste selected cell = v
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that.paste_cell();
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that.control_key_active = false;
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return false;
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} else if (event.which === 68 && that.control_key_active) {
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// Delete selected cell = d
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that.delete_cell();
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that.control_key_active = false;
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return false;
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} else if (event.which === 65 && that.control_key_active) {
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// Insert code cell above selected = a
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that.insert_cell_above('code');
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that.control_key_active = false;
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return false;
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} else if (event.which === 66 && that.control_key_active) {
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// Insert code cell below selected = b
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that.insert_cell_below('code');
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that.control_key_active = false;
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return false;
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} else if (event.which === 89 && that.control_key_active) {
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// To code = y
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that.to_code();
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that.control_key_active = false;
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return false;
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} else if (event.which === 77 && that.control_key_active) {
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// To markdown = m
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that.to_markdown();
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that.control_key_active = false;
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return false;
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} else if (event.which === 84 && that.control_key_active) {
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// To Plaintext = t
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that.to_plaintext();
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that.control_key_active = false;
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return false;
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} else if (event.which === 49 && that.control_key_active) {
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// To Heading 1 = 1
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that.to_heading(undefined, 1);
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that.control_key_active = false;
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return false;
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} else if (event.which === 50 && that.control_key_active) {
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// To Heading 2 = 2
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that.to_heading(undefined, 2);
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that.control_key_active = false;
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return false;
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} else if (event.which === 51 && that.control_key_active) {
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// To Heading 3 = 3
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that.to_heading(undefined, 3);
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that.control_key_active = false;
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return false;
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} else if (event.which === 52 && that.control_key_active) {
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// To Heading 4 = 4
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that.to_heading(undefined, 4);
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that.control_key_active = false;
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return false;
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} else if (event.which === 53 && that.control_key_active) {
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// To Heading 5 = 5
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that.to_heading(undefined, 5);
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that.control_key_active = false;
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return false;
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} else if (event.which === 54 && that.control_key_active) {
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// To Heading 6 = 6
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that.to_heading(undefined, 6);
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that.control_key_active = false;
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return false;
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} else if (event.which === 79 && that.control_key_active) {
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// Toggle output = o
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that.toggle_output();
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that.control_key_active = false;
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return false;
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} else if (event.which === 83 && that.control_key_active) {
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// Save notebook = s
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that.save_notebook();
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that.control_key_active = false;
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return false;
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} else if (event.which === 74 && that.control_key_active) {
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// Move cell down = j
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that.move_cell_down();
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that.control_key_active = false;
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return false;
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} else if (event.which === 75 && that.control_key_active) {
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// Move cell up = k
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that.move_cell_up();
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that.control_key_active = false;
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return false;
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} else if (event.which === 80 && that.control_key_active) {
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// Select previous = p
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that.select_prev();
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that.control_key_active = false;
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return false;
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} else if (event.which === 78 && that.control_key_active) {
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// Select next = n
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that.select_next();
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that.control_key_active = false;
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return false;
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} else if (event.which === 76 && that.control_key_active) {
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// Toggle line numbers = l
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that.cell_toggle_line_numbers();
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that.control_key_active = false;
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return false;
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} else if (event.which === 73 && that.control_key_active) {
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// Interrupt kernel = i
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that.kernel.interrupt();
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that.control_key_active = false;
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return false;
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} else if (event.which === 190 && that.control_key_active) {
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// Restart kernel = . # matches qt console
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that.restart_kernel();
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that.control_key_active = false;
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return false;
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} else if (event.which === 72 && that.control_key_active) {
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// Show keyboard shortcuts = h
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IPython.quick_help.show_keyboard_shortcuts();
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that.control_key_active = false;
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return false;
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} else if (that.control_key_active) {
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that.control_key_active = false;
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return true;
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};
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return true;
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});
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this.element.bind('collapse_pager', function () {
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var app_height = $('div#main_app').height(); // content height
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var splitter_height = $('div#pager_splitter').outerHeight(true);
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var new_height = app_height - splitter_height;
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that.element.animate({height : new_height + 'px'}, 'fast');
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});
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this.element.bind('expand_pager', function () {
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var app_height = $('div#main_app').height(); // content height
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var splitter_height = $('div#pager_splitter').outerHeight(true);
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var pager_height = $('div#pager').outerHeight(true);
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var new_height = app_height - pager_height - splitter_height;
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that.element.animate({height : new_height + 'px'}, 'fast');
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});
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$(window).bind('beforeunload', function () {
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// TODO: Make killing the kernel configurable.
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var kill_kernel = false;
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if (kill_kernel) {
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that.kernel.kill();
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}
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if (that.dirty && ! that.read_only) {
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return "You have unsaved changes that will be lost if you leave this page.";
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};
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// Null is the *only* return value that will make the browser not
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// pop up the "don't leave" dialog.
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return null;
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});
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};
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Notebook.prototype.scroll_to_bottom = function () {
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this.element.animate({scrollTop:this.element.get(0).scrollHeight}, 0);
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};
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Notebook.prototype.scroll_to_top = function () {
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this.element.animate({scrollTop:0}, 0);
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};
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// Cell indexing, retrieval, etc.
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Notebook.prototype.get_cell_elements = function () {
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return this.element.children("div.cell");
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};
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Notebook.prototype.get_cell_element = function (index) {
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var result = null;
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var e = this.get_cell_elements().eq(index);
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if (e.length !== 0) {
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result = e;
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}
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return result;
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};
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Notebook.prototype.ncells = function (cell) {
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return this.get_cell_elements().length;
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};
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// TODO: we are often calling cells as cells()[i], which we should optimize
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// to cells(i) or a new method.
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Notebook.prototype.get_cells = function () {
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return this.get_cell_elements().toArray().map(function (e) {
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return $(e).data("cell");
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});
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};
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Notebook.prototype.get_cell = function (index) {
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var result = null;
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var ce = this.get_cell_element(index);
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if (ce !== null) {
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result = ce.data('cell');
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}
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return result;
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}
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Notebook.prototype.get_next_cell = function (cell) {
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var result = null;
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var index = this.find_cell_index(cell);
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if (index !== null && index < this.ncells()) {
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result = this.get_cell(index+1);
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}
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return result;
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}
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Notebook.prototype.get_prev_cell = function (cell) {
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var result = null;
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var index = this.find_cell_index(cell);
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if (index !== null && index > 1) {
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result = this.get_cell(index-1);
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}
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return result;
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}
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Notebook.prototype.find_cell_index = function (cell) {
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var result = null;
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this.get_cell_elements().filter(function (index) {
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if ($(this).data("cell") === cell) {
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result = index;
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};
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});
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return result;
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};
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Notebook.prototype.index_or_selected = function (index) {
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var i;
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if (index === undefined || index === null) {
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i = this.get_selected_index();
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if (i === null) {
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i = 0;
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}
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} else {
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i = index;
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}
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return i;
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};
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Notebook.prototype.get_selected_cell = function () {
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var index = this.get_selected_index();
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return this.get_cell(index);
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};
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Notebook.prototype.is_valid_cell_index = function (index) {
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if (index !== null && index >= 0 && index < this.ncells()) {
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return true;
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} else {
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return false;
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};
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}
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Notebook.prototype.get_selected_index = function () {
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var result = null;
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this.get_cell_elements().filter(function (index) {
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if ($(this).data("cell").selected === true) {
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result = index;
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};
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});
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return result;
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};
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Notebook.prototype.cell_for_msg = function (msg_id) {
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var cell_id = this.msg_cell_map[msg_id];
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var result = null;
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this.get_cell_elements().filter(function (index) {
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cell = $(this).data("cell");
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if (cell.cell_id === cell_id) {
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result = cell;
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};
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});
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return result;
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};
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// Cell selection.
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Notebook.prototype.select = function (index) {
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if (index !== undefined && index >= 0 && index < this.ncells()) {
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sindex = this.get_selected_index()
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if (sindex !== null && index !== sindex) {
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this.get_cell(sindex).unselect();
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};
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var cell = this.get_cell(index)
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cell.select();
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if (cell.cell_type === 'heading') {
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$([IPython.events]).trigger('selected_cell_type_changed.Notebook',
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{'cell_type':cell.cell_type,level:cell.level}
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);
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} else {
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$([IPython.events]).trigger('selected_cell_type_changed.Notebook',
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{'cell_type':cell.cell_type}
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);
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};
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};
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return this;
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};
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Notebook.prototype.select_next = function () {
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var index = this.get_selected_index();
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if (index !== null && index >= 0 && (index+1) < this.ncells()) {
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this.select(index+1);
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};
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return this;
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};
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Notebook.prototype.select_prev = function () {
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var index = this.get_selected_index();
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if (index !== null && index >= 0 && (index-1) < this.ncells()) {
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this.select(index-1);
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};
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return this;
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};
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// Cell movement
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Notebook.prototype.move_cell_up = function (index) {
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var i = this.index_or_selected();
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|
if (i !== null && i < this.ncells() && i > 0) {
|
|
|
var pivot = this.get_cell_element(i-1);
|
|
|
var tomove = this.get_cell_element(i);
|
|
|
if (pivot !== null && tomove !== null) {
|
|
|
tomove.detach();
|
|
|
pivot.before(tomove);
|
|
|
this.select(i-1);
|
|
|
};
|
|
|
};
|
|
|
this.dirty = true;
|
|
|
return this;
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.move_cell_down = function (index) {
|
|
|
var i = this.index_or_selected();
|
|
|
if (i !== null && i < (this.ncells()-1) && i >= 0) {
|
|
|
var pivot = this.get_cell_element(i+1);
|
|
|
var tomove = this.get_cell_element(i);
|
|
|
if (pivot !== null && tomove !== null) {
|
|
|
tomove.detach();
|
|
|
pivot.after(tomove);
|
|
|
this.select(i+1);
|
|
|
};
|
|
|
};
|
|
|
this.dirty = true;
|
|
|
return this;
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.sort_cells = function () {
|
|
|
// This is not working right now. Calling this will actually crash
|
|
|
// the browser. I think there is an infinite loop in here...
|
|
|
var ncells = this.ncells();
|
|
|
var sindex = this.get_selected_index();
|
|
|
var swapped;
|
|
|
do {
|
|
|
swapped = false;
|
|
|
for (var i=1; i<ncells; i++) {
|
|
|
current = this.get_cell(i);
|
|
|
previous = this.get_cell(i-1);
|
|
|
if (previous.input_prompt_number > current.input_prompt_number) {
|
|
|
this.move_cell_up(i);
|
|
|
swapped = true;
|
|
|
};
|
|
|
};
|
|
|
} while (swapped);
|
|
|
this.select(sindex);
|
|
|
return this;
|
|
|
};
|
|
|
|
|
|
// Insertion, deletion.
|
|
|
|
|
|
Notebook.prototype.delete_cell = function (index) {
|
|
|
var i = this.index_or_selected(index);
|
|
|
if (this.is_valid_cell_index(i)) {
|
|
|
var ce = this.get_cell_element(i);
|
|
|
ce.remove();
|
|
|
if (i === (this.ncells())) {
|
|
|
this.select(i-1);
|
|
|
} else {
|
|
|
this.select(i);
|
|
|
};
|
|
|
this.dirty = true;
|
|
|
};
|
|
|
return this;
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.insert_cell_below = function (type, index) {
|
|
|
// type = ('code','html','markdown')
|
|
|
// index = cell index or undefined to insert below selected
|
|
|
index = this.index_or_selected(index);
|
|
|
var cell = null;
|
|
|
if (this.ncells() === 0 || this.is_valid_cell_index(index)) {
|
|
|
if (type === 'code') {
|
|
|
cell = new IPython.CodeCell(this);
|
|
|
cell.set_input_prompt();
|
|
|
} else if (type === 'markdown') {
|
|
|
cell = new IPython.MarkdownCell(this);
|
|
|
} else if (type === 'html') {
|
|
|
cell = new IPython.HTMLCell(this);
|
|
|
} else if (type === 'plaintext') {
|
|
|
cell = new IPython.PlaintextCell(this);
|
|
|
} else if (type === 'heading') {
|
|
|
cell = new IPython.HeadingCell(this);
|
|
|
};
|
|
|
if (cell !== null) {
|
|
|
if (this.ncells() === 0) {
|
|
|
this.element.find('div.end_space').before(cell.element);
|
|
|
} else if (this.is_valid_cell_index(index)) {
|
|
|
this.get_cell_element(index).after(cell.element);
|
|
|
};
|
|
|
cell.render();
|
|
|
this.select(this.find_cell_index(cell));
|
|
|
this.dirty = true;
|
|
|
return cell;
|
|
|
};
|
|
|
};
|
|
|
return cell;
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.insert_cell_above = function (type, index) {
|
|
|
// type = ('code','html','markdown')
|
|
|
// index = cell index or undefined to insert above selected
|
|
|
index = this.index_or_selected(index);
|
|
|
var cell = null;
|
|
|
if (this.ncells() === 0 || this.is_valid_cell_index(index)) {
|
|
|
if (type === 'code') {
|
|
|
cell = new IPython.CodeCell(this);
|
|
|
cell.set_input_prompt();
|
|
|
} else if (type === 'markdown') {
|
|
|
cell = new IPython.MarkdownCell(this);
|
|
|
} else if (type === 'html') {
|
|
|
cell = new IPython.HTMLCell(this);
|
|
|
} else if (type === 'plaintext') {
|
|
|
cell = new IPython.PlaintextCell(this);
|
|
|
} else if (type === 'heading') {
|
|
|
cell = new IPython.HeadingCell(this);
|
|
|
};
|
|
|
if (cell !== null) {
|
|
|
if (this.ncells() === 0) {
|
|
|
this.element.find('div.end_space').before(cell.element);
|
|
|
} else if (this.is_valid_cell_index(index)) {
|
|
|
this.get_cell_element(index).before(cell.element);
|
|
|
};
|
|
|
cell.render();
|
|
|
this.select(this.find_cell_index(cell));
|
|
|
this.dirty = true;
|
|
|
return cell;
|
|
|
};
|
|
|
};
|
|
|
return cell;
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.to_code = function (index) {
|
|
|
var i = this.index_or_selected(index);
|
|
|
if (this.is_valid_cell_index(i)) {
|
|
|
var source_element = this.get_cell_element(i);
|
|
|
var source_cell = source_element.data("cell");
|
|
|
if (!(source_cell instanceof IPython.CodeCell)) {
|
|
|
target_cell = this.insert_cell_below('code',i);
|
|
|
var text = source_cell.get_text();
|
|
|
if (text === source_cell.placeholder) {
|
|
|
text = '';
|
|
|
}
|
|
|
target_cell.set_text(text);
|
|
|
source_element.remove();
|
|
|
this.dirty = true;
|
|
|
};
|
|
|
};
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.to_markdown = function (index) {
|
|
|
var i = this.index_or_selected(index);
|
|
|
if (this.is_valid_cell_index(i)) {
|
|
|
var source_element = this.get_cell_element(i);
|
|
|
var source_cell = source_element.data("cell");
|
|
|
if (!(source_cell instanceof IPython.MarkdownCell)) {
|
|
|
target_cell = this.insert_cell_below('markdown',i);
|
|
|
var text = source_cell.get_text();
|
|
|
if (text === source_cell.placeholder) {
|
|
|
text = '';
|
|
|
};
|
|
|
// The edit must come before the set_text.
|
|
|
target_cell.edit();
|
|
|
target_cell.set_text(text);
|
|
|
source_element.remove();
|
|
|
this.dirty = true;
|
|
|
};
|
|
|
};
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.to_html = function (index) {
|
|
|
var i = this.index_or_selected(index);
|
|
|
if (this.is_valid_cell_index(i)) {
|
|
|
var source_element = this.get_cell_element(i);
|
|
|
var source_cell = source_element.data("cell");
|
|
|
var target_cell = null;
|
|
|
if (!(source_cell instanceof IPython.HTMLCell)) {
|
|
|
target_cell = this.insert_cell_below('html',i);
|
|
|
var text = source_cell.get_text();
|
|
|
if (text === source_cell.placeholder) {
|
|
|
text = '';
|
|
|
};
|
|
|
// The edit must come before the set_text.
|
|
|
target_cell.edit();
|
|
|
target_cell.set_text(text);
|
|
|
source_element.remove();
|
|
|
this.dirty = true;
|
|
|
};
|
|
|
};
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.to_plaintext = function (index) {
|
|
|
var i = this.index_or_selected(index);
|
|
|
if (this.is_valid_cell_index(i)) {
|
|
|
var source_element = this.get_cell_element(i);
|
|
|
var source_cell = source_element.data("cell");
|
|
|
var target_cell = null;
|
|
|
if (!(source_cell instanceof IPython.PlaintextCell)) {
|
|
|
target_cell = this.insert_cell_below('plaintext',i);
|
|
|
var text = source_cell.get_text();
|
|
|
if (text === source_cell.placeholder) {
|
|
|
text = '';
|
|
|
};
|
|
|
// The edit must come before the set_text.
|
|
|
target_cell.edit();
|
|
|
target_cell.set_text(text);
|
|
|
source_element.remove();
|
|
|
this.dirty = true;
|
|
|
};
|
|
|
};
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.to_heading = function (index, level) {
|
|
|
level = level || 1;
|
|
|
var i = this.index_or_selected(index);
|
|
|
if (this.is_valid_cell_index(i)) {
|
|
|
var source_element = this.get_cell_element(i);
|
|
|
var source_cell = source_element.data("cell");
|
|
|
var target_cell = null;
|
|
|
if (source_cell instanceof IPython.HeadingCell) {
|
|
|
source_cell.set_level(level);
|
|
|
} else {
|
|
|
target_cell = this.insert_cell_below('heading',i);
|
|
|
var text = source_cell.get_text();
|
|
|
if (text === source_cell.placeholder) {
|
|
|
text = '';
|
|
|
};
|
|
|
// The edit must come before the set_text.
|
|
|
target_cell.set_level(level);
|
|
|
target_cell.edit();
|
|
|
target_cell.set_text(text);
|
|
|
source_element.remove();
|
|
|
this.dirty = true;
|
|
|
};
|
|
|
$([IPython.events]).trigger('selected_cell_type_changed.Notebook',
|
|
|
{'cell_type':'heading',level:level}
|
|
|
);
|
|
|
};
|
|
|
};
|
|
|
|
|
|
|
|
|
// Cut/Copy/Paste
|
|
|
|
|
|
Notebook.prototype.enable_paste = function () {
|
|
|
var that = this;
|
|
|
if (!this.paste_enabled) {
|
|
|
$('#paste_cell').removeClass('ui-state-disabled')
|
|
|
.on('click', function () {that.paste_cell();});
|
|
|
$('#paste_cell_above').removeClass('ui-state-disabled')
|
|
|
.on('click', function () {that.paste_cell_above();});
|
|
|
$('#paste_cell_below').removeClass('ui-state-disabled')
|
|
|
.on('click', function () {that.paste_cell_below();});
|
|
|
this.paste_enabled = true;
|
|
|
};
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.disable_paste = function () {
|
|
|
if (this.paste_enabled) {
|
|
|
$('#paste_cell').addClass('ui-state-disabled').off('click');
|
|
|
$('#paste_cell_above').addClass('ui-state-disabled').off('click');
|
|
|
$('#paste_cell_below').addClass('ui-state-disabled').off('click');
|
|
|
this.paste_enabled = false;
|
|
|
};
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.cut_cell = function () {
|
|
|
this.copy_cell();
|
|
|
this.delete_cell();
|
|
|
}
|
|
|
|
|
|
Notebook.prototype.copy_cell = function () {
|
|
|
var cell = this.get_selected_cell();
|
|
|
this.clipboard = cell.toJSON();
|
|
|
this.enable_paste();
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.paste_cell = function () {
|
|
|
if (this.clipboard !== null && this.paste_enabled) {
|
|
|
var cell_data = this.clipboard;
|
|
|
var new_cell = this.insert_cell_above(cell_data.cell_type);
|
|
|
new_cell.fromJSON(cell_data);
|
|
|
old_cell = this.get_next_cell(new_cell);
|
|
|
this.delete_cell(this.find_cell_index(old_cell));
|
|
|
this.select(this.find_cell_index(new_cell));
|
|
|
};
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.paste_cell_above = function () {
|
|
|
if (this.clipboard !== null && this.paste_enabled) {
|
|
|
var cell_data = this.clipboard;
|
|
|
var new_cell = this.insert_cell_above(cell_data.cell_type);
|
|
|
new_cell.fromJSON(cell_data);
|
|
|
};
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.paste_cell_below = function () {
|
|
|
if (this.clipboard !== null && this.paste_enabled) {
|
|
|
var cell_data = this.clipboard;
|
|
|
var new_cell = this.insert_cell_below(cell_data.cell_type);
|
|
|
new_cell.fromJSON(cell_data);
|
|
|
};
|
|
|
};
|
|
|
|
|
|
|
|
|
// Split/merge
|
|
|
|
|
|
Notebook.prototype.split_cell = function () {
|
|
|
// Todo: implement spliting for other cell types.
|
|
|
var cell = this.get_selected_cell();
|
|
|
if (cell.is_splittable()) {
|
|
|
texta = cell.get_pre_cursor();
|
|
|
textb = cell.get_post_cursor();
|
|
|
if (cell instanceof IPython.CodeCell) {
|
|
|
cell.set_text(texta);
|
|
|
var new_cell = this.insert_cell_below('code');
|
|
|
new_cell.set_text(textb);
|
|
|
} else if (cell instanceof IPython.MarkdownCell) {
|
|
|
cell.set_text(texta);
|
|
|
cell.render();
|
|
|
var new_cell = this.insert_cell_below('markdown');
|
|
|
new_cell.edit(); // editor must be visible to call set_text
|
|
|
new_cell.set_text(textb);
|
|
|
new_cell.render();
|
|
|
} else if (cell instanceof IPython.HTMLCell) {
|
|
|
cell.set_text(texta);
|
|
|
cell.render();
|
|
|
var new_cell = this.insert_cell_below('html');
|
|
|
new_cell.edit(); // editor must be visible to call set_text
|
|
|
new_cell.set_text(textb);
|
|
|
new_cell.render();
|
|
|
};
|
|
|
};
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.merge_cell_above = function () {
|
|
|
var index = this.get_selected_index();
|
|
|
var cell = this.get_cell(index);
|
|
|
if (index > 0) {
|
|
|
upper_cell = this.get_cell(index-1);
|
|
|
upper_text = upper_cell.get_text();
|
|
|
text = cell.get_text();
|
|
|
if (cell instanceof IPython.CodeCell) {
|
|
|
cell.set_text(upper_text+'\n'+text);
|
|
|
} else if (cell instanceof IPython.MarkdownCell || cell instanceof IPython.HTMLCell) {
|
|
|
cell.edit();
|
|
|
cell.set_text(upper_text+'\n'+text);
|
|
|
cell.render();
|
|
|
};
|
|
|
this.delete_cell(index-1);
|
|
|
this.select(this.find_cell_index(cell));
|
|
|
};
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.merge_cell_below = function () {
|
|
|
var index = this.get_selected_index();
|
|
|
var cell = this.get_cell(index);
|
|
|
if (index < this.ncells()-1) {
|
|
|
lower_cell = this.get_cell(index+1);
|
|
|
lower_text = lower_cell.get_text();
|
|
|
text = cell.get_text();
|
|
|
if (cell instanceof IPython.CodeCell) {
|
|
|
cell.set_text(text+'\n'+lower_text);
|
|
|
} else if (cell instanceof IPython.MarkdownCell || cell instanceof IPython.HTMLCell) {
|
|
|
cell.edit();
|
|
|
cell.set_text(text+'\n'+lower_text);
|
|
|
cell.render();
|
|
|
};
|
|
|
this.delete_cell(index+1);
|
|
|
this.select(this.find_cell_index(cell));
|
|
|
};
|
|
|
};
|
|
|
|
|
|
|
|
|
// Cell collapsing and output clearing
|
|
|
|
|
|
Notebook.prototype.collapse = function (index) {
|
|
|
var i = this.index_or_selected(index);
|
|
|
this.get_cell(i).collapse();
|
|
|
this.dirty = true;
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.expand = function (index) {
|
|
|
var i = this.index_or_selected(index);
|
|
|
this.get_cell(i).expand();
|
|
|
this.dirty = true;
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.toggle_output = function (index) {
|
|
|
var i = this.index_or_selected(index);
|
|
|
this.get_cell(i).toggle_output();
|
|
|
this.dirty = true;
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.set_timebeforetooltip = function (time) {
|
|
|
this.time_before_tooltip = time;
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.set_tooltipontab = function (state) {
|
|
|
this.tooltip_on_tab = state;
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.set_smartcompleter = function (state) {
|
|
|
this.smart_completer = state;
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.clear_all_output = function () {
|
|
|
var ncells = this.ncells();
|
|
|
var cells = this.get_cells();
|
|
|
for (var i=0; i<ncells; i++) {
|
|
|
if (cells[i] instanceof IPython.CodeCell) {
|
|
|
cells[i].clear_output(true,true,true);
|
|
|
}
|
|
|
};
|
|
|
this.dirty = true;
|
|
|
};
|
|
|
|
|
|
|
|
|
// Other cell functions: line numbers, ...
|
|
|
|
|
|
Notebook.prototype.cell_toggle_line_numbers = function() {
|
|
|
this.get_selected_cell().toggle_line_numbers();
|
|
|
};
|
|
|
|
|
|
// Kernel related things
|
|
|
|
|
|
Notebook.prototype.start_kernel = function () {
|
|
|
this.kernel = new IPython.Kernel();
|
|
|
this.kernel.start(this.notebook_id, $.proxy(this.kernel_started, this));
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.restart_kernel = function () {
|
|
|
var that = this;
|
|
|
var dialog = $('<div/>');
|
|
|
dialog.html('Do you want to restart the current kernel? You will lose all variables defined in it.');
|
|
|
$(document).append(dialog);
|
|
|
dialog.dialog({
|
|
|
resizable: false,
|
|
|
modal: true,
|
|
|
title: "Restart kernel or continue running?",
|
|
|
closeText: '',
|
|
|
buttons : {
|
|
|
"Restart": function () {
|
|
|
that.kernel.restart($.proxy(that.kernel_started, that));
|
|
|
$(this).dialog('close');
|
|
|
},
|
|
|
"Continue running": function () {
|
|
|
$(this).dialog('close');
|
|
|
}
|
|
|
}
|
|
|
});
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.kernel_started = function () {
|
|
|
console.log("Kernel started: ", this.kernel.kernel_id);
|
|
|
this.kernel.shell_channel.onmessage = $.proxy(this.handle_shell_reply,this);
|
|
|
this.kernel.iopub_channel.onmessage = $.proxy(this.handle_iopub_reply,this);
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.handle_shell_reply = function (e) {
|
|
|
reply = $.parseJSON(e.data);
|
|
|
var header = reply.header;
|
|
|
var content = reply.content;
|
|
|
var msg_type = header.msg_type;
|
|
|
// console.log(reply);
|
|
|
var cell = this.cell_for_msg(reply.parent_header.msg_id);
|
|
|
if (msg_type === "execute_reply") {
|
|
|
cell.set_input_prompt(content.execution_count);
|
|
|
cell.element.removeClass("running");
|
|
|
this.dirty = true;
|
|
|
} else if (msg_type === "complete_reply") {
|
|
|
cell.finish_completing(content.matched_text, content.matches);
|
|
|
} else if (msg_type === "object_info_reply"){
|
|
|
//console.log('back from object_info_request : ')
|
|
|
rep = reply.content;
|
|
|
if(rep.found)
|
|
|
{
|
|
|
cell.finish_tooltip(rep);
|
|
|
}
|
|
|
} else {
|
|
|
//console.log("unknown reply:"+msg_type);
|
|
|
}
|
|
|
// when having a rely from object_info_reply,
|
|
|
// no payload so no nned to handle it
|
|
|
if(typeof(content.payload)!='undefined') {
|
|
|
var payload = content.payload || [];
|
|
|
this.handle_payload(cell, payload);
|
|
|
}
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.handle_payload = function (cell, payload) {
|
|
|
var l = payload.length;
|
|
|
for (var i=0; i<l; i++) {
|
|
|
if (payload[i].source === 'IPython.zmq.page.page') {
|
|
|
if (payload[i].text.trim() !== '') {
|
|
|
IPython.pager.clear();
|
|
|
IPython.pager.expand();
|
|
|
IPython.pager.append_text(payload[i].text);
|
|
|
}
|
|
|
} else if (payload[i].source === 'IPython.zmq.zmqshell.ZMQInteractiveShell.set_next_input') {
|
|
|
var index = this.find_cell_index(cell);
|
|
|
var new_cell = this.insert_cell_below('code',index);
|
|
|
new_cell.set_text(payload[i].text);
|
|
|
this.dirty = true;
|
|
|
}
|
|
|
};
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.handle_iopub_reply = function (e) {
|
|
|
reply = $.parseJSON(e.data);
|
|
|
var content = reply.content;
|
|
|
// console.log(reply);
|
|
|
var msg_type = reply.header.msg_type;
|
|
|
var cell = this.cell_for_msg(reply.parent_header.msg_id);
|
|
|
if (msg_type !== 'status' && !cell){
|
|
|
// message not from this notebook, but should be attached to a cell
|
|
|
// console.log("Received IOPub message not caused by one of my cells");
|
|
|
// console.log(reply);
|
|
|
return;
|
|
|
}
|
|
|
var output_types = ['stream','display_data','pyout','pyerr'];
|
|
|
if (output_types.indexOf(msg_type) >= 0) {
|
|
|
this.handle_output(cell, msg_type, content);
|
|
|
} else if (msg_type === 'status') {
|
|
|
if (content.execution_state === 'busy') {
|
|
|
$([IPython.events]).trigger('status_busy.Kernel');
|
|
|
IPython.kernel_status_widget.status_busy();
|
|
|
} else if (content.execution_state === 'idle') {
|
|
|
$([IPython.events]).trigger('status_idle.Kernel');
|
|
|
} else if (content.execution_state === 'dead') {
|
|
|
this.handle_status_dead();
|
|
|
};
|
|
|
} else if (msg_type === 'clear_output') {
|
|
|
cell.clear_output(content.stdout, content.stderr, content.other);
|
|
|
};
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.handle_status_dead = function () {
|
|
|
var that = this;
|
|
|
this.kernel.stop_channels();
|
|
|
var dialog = $('<div/>');
|
|
|
dialog.html('The kernel has died, would you like to restart it? If you do not restart the kernel, you will be able to save the notebook, but running code will not work until the notebook is reopened.');
|
|
|
$(document).append(dialog);
|
|
|
dialog.dialog({
|
|
|
resizable: false,
|
|
|
modal: true,
|
|
|
title: "Dead kernel",
|
|
|
buttons : {
|
|
|
"Restart": function () {
|
|
|
that.start_kernel();
|
|
|
$(this).dialog('close');
|
|
|
},
|
|
|
"Continue running": function () {
|
|
|
$(this).dialog('close');
|
|
|
}
|
|
|
}
|
|
|
});
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.handle_output = function (cell, msg_type, content) {
|
|
|
var json = {};
|
|
|
json.output_type = msg_type;
|
|
|
if (msg_type === "stream") {
|
|
|
json.text = content.data;
|
|
|
json.stream = content.name;
|
|
|
} else if (msg_type === "display_data") {
|
|
|
json = this.convert_mime_types(json, content.data);
|
|
|
} else if (msg_type === "pyout") {
|
|
|
json.prompt_number = content.execution_count;
|
|
|
json = this.convert_mime_types(json, content.data);
|
|
|
} else if (msg_type === "pyerr") {
|
|
|
json.ename = content.ename;
|
|
|
json.evalue = content.evalue;
|
|
|
json.traceback = content.traceback;
|
|
|
};
|
|
|
cell.append_output(json);
|
|
|
this.dirty = true;
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.convert_mime_types = function (json, data) {
|
|
|
if (data['text/plain'] !== undefined) {
|
|
|
json.text = data['text/plain'];
|
|
|
};
|
|
|
if (data['text/html'] !== undefined) {
|
|
|
json.html = data['text/html'];
|
|
|
};
|
|
|
if (data['image/svg+xml'] !== undefined) {
|
|
|
json.svg = data['image/svg+xml'];
|
|
|
};
|
|
|
if (data['image/png'] !== undefined) {
|
|
|
json.png = data['image/png'];
|
|
|
};
|
|
|
if (data['image/jpeg'] !== undefined) {
|
|
|
json.jpeg = data['image/jpeg'];
|
|
|
};
|
|
|
if (data['text/latex'] !== undefined) {
|
|
|
json.latex = data['text/latex'];
|
|
|
};
|
|
|
if (data['application/json'] !== undefined) {
|
|
|
json.json = data['application/json'];
|
|
|
};
|
|
|
if (data['application/javascript'] !== undefined) {
|
|
|
json.javascript = data['application/javascript'];
|
|
|
}
|
|
|
return json;
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.execute_selected_cell = function (options) {
|
|
|
// add_new: should a new cell be added if we are at the end of the nb
|
|
|
// terminal: execute in terminal mode, which stays in the current cell
|
|
|
default_options = {terminal: false, add_new: true};
|
|
|
$.extend(default_options, options);
|
|
|
var that = this;
|
|
|
var cell = that.get_selected_cell();
|
|
|
var cell_index = that.find_cell_index(cell);
|
|
|
if (cell instanceof IPython.CodeCell) {
|
|
|
cell.clear_output(true, true, true);
|
|
|
cell.set_input_prompt('*');
|
|
|
cell.element.addClass("running");
|
|
|
var code = cell.get_text();
|
|
|
var msg_id = that.kernel.execute(cell.get_text());
|
|
|
that.msg_cell_map[msg_id] = cell.cell_id;
|
|
|
} else if (cell instanceof IPython.HTMLCell) {
|
|
|
cell.render();
|
|
|
}
|
|
|
if (default_options.terminal) {
|
|
|
cell.select_all();
|
|
|
} else {
|
|
|
if ((cell_index === (that.ncells()-1)) && default_options.add_new) {
|
|
|
that.insert_cell_below('code');
|
|
|
// If we are adding a new cell at the end, scroll down to show it.
|
|
|
that.scroll_to_bottom();
|
|
|
} else {
|
|
|
that.select(cell_index+1);
|
|
|
};
|
|
|
};
|
|
|
this.dirty = true;
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.execute_all_cells = function () {
|
|
|
var ncells = this.ncells();
|
|
|
for (var i=0; i<ncells; i++) {
|
|
|
this.select(i);
|
|
|
this.execute_selected_cell({add_new:false});
|
|
|
};
|
|
|
this.scroll_to_bottom();
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.request_tool_tip = function (cell,func) {
|
|
|
// Feel free to shorten this logic if you are better
|
|
|
// than me in regEx
|
|
|
// basicaly you shoul be able to get xxx.xxx.xxx from
|
|
|
// something(range(10), kwarg=smth) ; xxx.xxx.xxx( firstarg, rand(234,23), kwarg1=2,
|
|
|
// remove everything between matchin bracket (need to iterate)
|
|
|
matchBracket = /\([^\(\)]+\)/g;
|
|
|
oldfunc = func;
|
|
|
func = func.replace(matchBracket,"");
|
|
|
while( oldfunc != func )
|
|
|
{
|
|
|
oldfunc = func;
|
|
|
func = func.replace(matchBracket,"");
|
|
|
}
|
|
|
// remove everythin after last open bracket
|
|
|
endBracket = /\([^\(]*$/g;
|
|
|
func = func.replace(endBracket,"");
|
|
|
var re = /[a-zA-Z._]+$/g;
|
|
|
var msg_id = this.kernel.object_info_request(re.exec(func));
|
|
|
if(typeof(msg_id)!='undefined'){
|
|
|
this.msg_cell_map[msg_id] = cell.cell_id;
|
|
|
}
|
|
|
};
|
|
|
|
|
|
Notebook.prototype.complete_cell = function (cell, line, cursor_pos) {
|
|
|
var msg_id = this.kernel.complete(line, cursor_pos);
|
|
|
this.msg_cell_map[msg_id] = cell.cell_id;
|
|
|
};
|
|
|
|
|
|
|
|
|
// Persistance and loading
|
|
|
|
|
|
Notebook.prototype.get_notebook_id = function () {
|
|
|
return this.notebook_id;
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.get_notebook_name = function () {
|
|
|
return this.notebook_name;
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.set_notebook_name = function (name) {
|
|
|
this.notebook_name = name;
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.test_notebook_name = function (nbname) {
|
|
|
nbname = nbname || '';
|
|
|
if (this.notebook_name_blacklist_re.test(nbname) == false && nbname.length>0) {
|
|
|
return true;
|
|
|
} else {
|
|
|
return false;
|
|
|
};
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.fromJSON = function (data) {
|
|
|
var ncells = this.ncells();
|
|
|
var i;
|
|
|
for (i=0; i<ncells; i++) {
|
|
|
// Always delete cell 0 as they get renumbered as they are deleted.
|
|
|
this.delete_cell(0);
|
|
|
};
|
|
|
// Save the metadata and name.
|
|
|
this.metadata = data.metadata;
|
|
|
this.notebook_name = data.metadata.name;
|
|
|
// Only handle 1 worksheet for now.
|
|
|
var worksheet = data.worksheets[0];
|
|
|
if (worksheet !== undefined) {
|
|
|
var new_cells = worksheet.cells;
|
|
|
ncells = new_cells.length;
|
|
|
var cell_data = null;
|
|
|
var new_cell = null;
|
|
|
for (i=0; i<ncells; i++) {
|
|
|
cell_data = new_cells[i];
|
|
|
new_cell = this.insert_cell_below(cell_data.cell_type);
|
|
|
new_cell.fromJSON(cell_data);
|
|
|
};
|
|
|
};
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.toJSON = function () {
|
|
|
var cells = this.get_cells();
|
|
|
var ncells = cells.length;
|
|
|
cell_array = new Array(ncells);
|
|
|
for (var i=0; i<ncells; i++) {
|
|
|
cell_array[i] = cells[i].toJSON();
|
|
|
};
|
|
|
data = {
|
|
|
// Only handle 1 worksheet for now.
|
|
|
worksheets : [{cells:cell_array}],
|
|
|
metadata : this.metadata
|
|
|
};
|
|
|
return data;
|
|
|
};
|
|
|
|
|
|
Notebook.prototype.save_notebook = function () {
|
|
|
// We may want to move the name/id/nbformat logic inside toJSON?
|
|
|
var data = this.toJSON();
|
|
|
data.metadata.name = this.notebook_name;
|
|
|
data.nbformat = this.nbformat;
|
|
|
// We do the call with settings so we can set cache to false.
|
|
|
var settings = {
|
|
|
processData : false,
|
|
|
cache : false,
|
|
|
type : "PUT",
|
|
|
data : JSON.stringify(data),
|
|
|
headers : {'Content-Type': 'application/json'},
|
|
|
success : $.proxy(this.save_notebook_success,this),
|
|
|
error : $.proxy(this.save_notebook_error,this)
|
|
|
};
|
|
|
$([IPython.events]).trigger('notebook_saving.Notebook');
|
|
|
var url = $('body').data('baseProjectUrl') + 'notebooks/' + this.notebook_id;
|
|
|
$.ajax(url, settings);
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.save_notebook_success = function (data, status, xhr) {
|
|
|
this.dirty = false;
|
|
|
$([IPython.events]).trigger('notebook_saved.Notebook');
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.save_notebook_error = function (xhr, status, error_msg) {
|
|
|
$([IPython.events]).trigger('notebook_save_failed.Notebook');
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.load_notebook = function (notebook_id) {
|
|
|
var that = this;
|
|
|
this.notebook_id = notebook_id;
|
|
|
// We do the call with settings so we can set cache to false.
|
|
|
var settings = {
|
|
|
processData : false,
|
|
|
cache : false,
|
|
|
type : "GET",
|
|
|
dataType : "json",
|
|
|
success : $.proxy(this.load_notebook_success,this),
|
|
|
error : $.proxy(this.load_notebook_error,this),
|
|
|
};
|
|
|
$([IPython.events]).trigger('notebook_loading.Notebook');
|
|
|
var url = $('body').data('baseProjectUrl') + 'notebooks/' + this.notebook_id;
|
|
|
$.ajax(url, settings);
|
|
|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.load_notebook_success = function (data, status, xhr) {
|
|
|
this.fromJSON(data);
|
|
|
if (this.ncells() === 0) {
|
|
|
this.insert_cell_below('code');
|
|
|
};
|
|
|
this.dirty = false;
|
|
|
if (! this.read_only) {
|
|
|
this.start_kernel();
|
|
|
}
|
|
|
this.select(0);
|
|
|
this.scroll_to_top();
|
|
|
if (data.orig_nbformat !== undefined && data.nbformat !== data.orig_nbformat) {
|
|
|
msg = "This notebook has been converted from an older " +
|
|
|
"notebook format (v"+data.orig_nbformat+") to the current notebook " +
|
|
|
"format (v"+data.nbformat+"). The next time you save this notebook, the " +
|
|
|
"newer notebook format will be used and older verions of IPython " +
|
|
|
"may not be able to read it. To keep the older version, close the " +
|
|
|
"notebook without saving it.";
|
|
|
var dialog = $('<div/>');
|
|
|
dialog.html(msg);
|
|
|
this.element.append(dialog);
|
|
|
dialog.dialog({
|
|
|
resizable: false,
|
|
|
modal: true,
|
|
|
title: "Notebook converted",
|
|
|
closeText: "",
|
|
|
close: function(event, ui) {$(this).dialog('destroy').remove();},
|
|
|
buttons : {
|
|
|
"OK": function () {
|
|
|
$(this).dialog('close');
|
|
|
}
|
|
|
},
|
|
|
width: 400
|
|
|
});
|
|
|
}
|
|
|
$([IPython.events]).trigger('notebook_loaded.Notebook');
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|
};
|
|
|
|
|
|
|
|
|
Notebook.prototype.load_notebook_error = function (xhr, textStatus, errorThrow) {
|
|
|
if (xhr.status === 500) {
|
|
|
msg = "An error occurred while loading this notebook. Most likely " +
|
|
|
"this notebook is in a newer format than is supported by this " +
|
|
|
"version of IPython. This version can load notebook formats " +
|
|
|
"v"+this.nbformat+" or earlier.";
|
|
|
var dialog = $('<div/>');
|
|
|
dialog.html(msg);
|
|
|
this.element.append(dialog);
|
|
|
dialog.dialog({
|
|
|
resizable: false,
|
|
|
modal: true,
|
|
|
title: "Error loading notebook",
|
|
|
closeText: "",
|
|
|
close: function(event, ui) {$(this).dialog('destroy').remove();},
|
|
|
buttons : {
|
|
|
"OK": function () {
|
|
|
$(this).dialog('close');
|
|
|
}
|
|
|
},
|
|
|
width: 400
|
|
|
});
|
|
|
}
|
|
|
}
|
|
|
|
|
|
IPython.Notebook = Notebook;
|
|
|
|
|
|
|
|
|
return IPython;
|
|
|
|
|
|
}(IPython));
|
|
|
|
|
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|
