forked from jupyterlab/jupyterlab
/
index.js
199 lines (174 loc) · 5.47 KB
/
index.js
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/*-----------------------------------------------------------------------------
| Copyright (c) Jupyter Development Team.
| Distributed under the terms of the Modified BSD License.
|----------------------------------------------------------------------------*/
require('es6-promise/auto'); // polyfill Promise on IE
import {
PageConfig, URLExt
} from '@jupyterlab/coreutils';
__webpack_public_path__ = PageConfig.getOption('frontendUrl');
// This needs to come after __webpack_public_path__ is set.
require('font-awesome/css/font-awesome.min.css');
/**
* The main entry point for the application.
*/
function main() {
var JupyterLab = require('@jupyterlab/application').JupyterLab;
// Get the disabled extensions.
var disabled = { patterns: [], matches: [] };
var disabledExtensions = [];
try {
var tempDisabled = PageConfig.getOption('disabledExtensions');
if (tempDisabled) {
disabledExtensions = JSON.parse(tempDisabled).map(function(pattern) {
disabled.patterns.push(pattern);
return { raw: pattern, rule: new RegExp(pattern) };
});
}
} catch (error) {
console.warn('Unable to parse disabled extensions.', error);
}
// Get the deferred extensions.
var deferred = { patterns: [], matches: [] };
var deferredExtensions = [];
var ignorePlugins = [];
try {
var tempDeferred = PageConfig.getOption('deferredExtensions');
if (tempDeferred) {
deferredExtensions = JSON.parse(tempDeferred).map(function(pattern) {
deferred.patterns.push(pattern);
return { raw: pattern, rule: new RegExp(pattern) };
});
}
} catch (error) {
console.warn('Unable to parse deferred extensions.', error);
}
function isDeferred(value) {
return deferredExtensions.some(function(pattern) {
return pattern.raw === value || pattern.rule.test(value);
});
}
function isDisabled(value) {
return disabledExtensions.some(function(pattern) {
return pattern.raw === value || pattern.rule.test(value);
});
}
var register = [];
// Handle the registered mime extensions.
var mimeExtensions = [];
{{#each jupyterlab_mime_extensions}}
try {
if (isDeferred('{{key}}')) {
deferred.matches.push('{{key}}');
ignorePlugins.push('{{key}}');
}
if (isDisabled('{{@key}}')) {
disabled.matches.push('{{@key}}');
} else {
var module = require('{{@key}}/{{this}}');
var extension = module.default;
// Handle CommonJS exports.
if (!module.hasOwnProperty('__esModule')) {
extension = module;
}
if (Array.isArray(extension)) {
extension.forEach(function(plugin) {
if (isDeferred(plugin.id)) {
deferred.matches.push(plugin.id);
ignorePlugins.push(plugin.id);
}
if (isDisabled(plugin.id)) {
disabled.matches.push(plugin.id);
return;
}
mimeExtensions.push(plugin);
});
} else {
mimeExtensions.push(extension);
}
}
} catch (e) {
console.error(e);
}
{{/each}}
// Handled the registered standard extensions.
{{#each jupyterlab_extensions}}
try {
if (isDeferred('{{key}}')) {
deferred.matches.push('{{key}}');
ignorePlugins.push('{{key}}');
}
if (isDisabled('{{@key}}')) {
disabled.matches.push('{{@key}}');
} else {
module = require('{{@key}}/{{this}}');
extension = module.default;
// Handle CommonJS exports.
if (!module.hasOwnProperty('__esModule')) {
extension = module;
}
if (Array.isArray(extension)) {
extension.forEach(function(plugin) {
if (isDeferred(plugin.id)) {
deferred.matches.push(plugin.id);
ignorePlugins.push(plugin.id);
}
if (isDisabled(plugin.id)) {
disabled.matches.push(plugin.id);
return;
}
register.push(plugin);
});
} else {
register.push(extension);
}
}
} catch (e) {
console.error(e);
}
{{/each}}
var lab = new JupyterLab({
mimeExtensions: mimeExtensions,
disabled: disabled,
deferred: deferred
});
register.forEach(function(item) { lab.registerPluginModule(item); });
lab.start({ ignorePlugins: ignorePlugins });
// Expose global lab instance when in dev mode.
if ((PageConfig.getOption('devMode') || '').toLowerCase() === 'true') {
window.lab = lab;
}
// Handle a browser test.
var browserTest = PageConfig.getOption('browserTest');
if (browserTest.toLowerCase() === 'true') {
var el = document.createElement('div');
el.id = 'browserTest';
document.body.appendChild(el);
el.textContent = '[]';
el.style.display = 'none';
var errors = [];
var reported = false;
var timeout = 25000;
var report = function(errors) {
if (reported) {
return;
}
reported = true;
el.className = 'completed';
}
window.onerror = function(msg, url, line, col, error) {
errors.push(String(error));
el.textContent = JSON.stringify(errors)
};
console.error = function(message) {
errors.push(String(message));
el.textContent = JSON.stringify(errors)
};
lab.restored
.then(function() { report(errors); })
.catch(function(reason) { report([`RestoreError: ${reason.message}`]); });
// Handle failures to restore after the timeout has elapsed.
window.setTimeout(function() { report(errors); }, timeout);
}
}
window.addEventListener('load', main);