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extension.js
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extension.js
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/*
* Copyright 2017 TWO SIGMA OPEN SOURCE, LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// This file contains the javascript that is run when the notebook is loaded.
// It contains some requirejs configuration and the `load_ipython_extension`
// which is required for any notebook extension.
// Configure requirejs
if (window.require) {
window.require.config({
map: {
"*": {
"beakerx": "nbextensions/beakerx/index",
"jupyter-js-widgets": "nbextensions/jupyter-js-widgets/extension",
"@jupyter-widgets/base": "nbextensions/jupyter-js-widgets/extension",
"@jupyter-widgets/controls": "nbextensions/jupyter-js-widgets/extension"
}
}
});
}
__webpack_public_path__ = document.querySelector('body').getAttribute('data-base-url') + 'nbextensions/beakerx/';
require('./shared/style/beakerx.scss');
require('./plot/bko-combinedplot.css');
require('./plot/bko-plot.css');
require('./extension/dataBrowser/dataBrowser.css');
require('./extension/tableOfContents/toc.css');
define([
'services/config',
'services/kernels/comm',
'base/js/utils',
'base/js/namespace',
'base/js/events',
'require',
'underscore',
'./htmlOutput/htmlOutput',
'./plot/plotApi',
'./shared/bkCoreManager',
'big.js',
'./extension/UIOptionsHelper',
'./extension/tableOfContents/index',
], function (
configmod,
comm,
utils,
Jupyter,
events,
require,
_,
htmlOutput,
plotApi,
bkCoreManager,
big,
UIOptionsHelper,
tocUtils
) {
"use strict";
window.Big = big;
var base_url = utils.get_body_data('baseUrl');
var config = new configmod.ConfigSection('notebook', {base_url: base_url});
var kernel_info = undefined;
var LINE_COMMENT_CHAR = '//';
var commUtils = require('./extension/comm');
var initCellUtils = require('./extension/initializationCells');
UIOptionsHelper.registerFeature(base_url);
function installKernelHandler() {
var kernel = Jupyter.notebook.kernel;
if (!window.beakerx) {
window.beakerx = {};
}
commUtils.registerCommTargets(kernel);
Jupyter.notebook.events.on('kernel_interrupting.Kernel', function () {
interrupt();
});
}
function setCodeMirrorLineComment(cell) {
if (cell.cell_type !== 'code') {
return;
}
var cm = cell.code_mirror;
var doc = cm.getDoc();
var mode = cm.getMode();
if (!mode.lineComment) {
mode.lineComment = LINE_COMMENT_CHAR;
doc.mode = mode;
}
}
function getKernelInfo(callBack) {
if (!kernel_info) {
Jupyter.notebook.kernel.kernel_info(function (result) {
kernel_info = result.content;
console.log("kernel_info received:");
console.log(kernel_info);
callBack(kernel_info);
});
} else {
callBack(kernel_info);
}
}
function interrupt() {
getKernelInfo(function (info) {
if (info.beakerx) {
interruptToKernel();
}
});
}
function interruptToKernel() {
var kernel = Jupyter.notebook.kernel;
var kernel_control_target_name = "kernel.control.channel";
var comm = kernel.comm_manager.new_comm(kernel_control_target_name, null, null, null, utils.uuid());
var data = {};
data.kernel_interrupt = true;
comm.send(data);
comm.close();
}
var inNotebook = !Jupyter.NotebookList;
var mod_name = 'init_cell';
var log_prefix = '[' + mod_name + ']';
var options = { // updated from server's config & nb metadata
run_on_kernel_ready: true
};
function callback_notebook_loaded() {
initCellUtils.enableInitializationCellsFeature(options);
tocUtils.toc_init();
installKernelHandler();
}
var load_ipython_extension = function () {
// assign Beaker methods to window
if (window) {
var plotApiList = plotApi.list();
var bkApp = bkCoreManager.getBkApp();
var bkObject = bkApp.getBeakerObject();
var beakerxInstance = {}
_.extend(beakerxInstance, plotApiList);
_.extend(beakerxInstance, htmlOutput);
beakerxInstance.prefs = bkObject.beakerObj.prefs;
if (!window.beakerx) {
var handler = {
get: function (obj, prop) {
return prop in obj ? obj[prop] : undefined;
},
set: function (obj, prop, value) {
obj[prop] = value;
var comm = Jupyter.notebook.kernel.comm_manager.new_comm('beaker.autotranslation', null, null, null, utils.uuid());
var data = {
};
data.name = prop;
data.value = value;
comm.send(data);
comm.close();
return true;
}
};
window.beakerx = new Proxy(beakerxInstance, handler);
}
}
if (inNotebook) {
// setup things to run on loading config/notebook
Jupyter.notebook.config.loaded
.then(function update_options_from_config() {
$.extend(true, options, Jupyter.notebook.config.data[mod_name]);
}, function (reason) {
console.warn(log_prefix, 'error loading config:', reason);
})
.then(function () {
Jupyter.notebook._fully_loaded ?
callback_notebook_loaded() :
events.on('notebook_loaded.Notebook', callback_notebook_loaded);
}).catch(function (reason) {
console.error(log_prefix, 'unhandled error:', reason);
});
CodeMirror.extendMode('groovy', {lineComment: LINE_COMMENT_CHAR});
Jupyter.notebook.get_cells().map(function (cell, i) {
setCodeMirrorLineComment(cell);
});
}
};
return {
load_ipython_extension: load_ipython_extension
};
});