notebook/app/index.js
2022-03-18 11:48:43 +01:00

338 lines
11 KiB
JavaScript

// Copyright (c) Jupyter Development Team.
// Distributed under the terms of the Modified BSD License.
// Inspired by: https://github.com/jupyterlab/jupyterlab/blob/master/dev_mode/index.js
import { PageConfig, URLExt } from '@jupyterlab/coreutils';
require('./style.js');
require('./extraStyle.js');
function loadScript(url) {
return new Promise((resolve, reject) => {
const newScript = document.createElement('script');
newScript.onerror = reject;
newScript.onload = resolve;
newScript.async = true;
document.head.appendChild(newScript);
newScript.src = url;
});
}
async function loadComponent(url, scope) {
await loadScript(url);
// From MIT-licensed https://github.com/module-federation/module-federation-examples/blob/af043acd6be1718ee195b2511adf6011fba4233c/advanced-api/dynamic-remotes/app1/src/App.js#L6-L12
// eslint-disable-next-line no-undef
await __webpack_init_sharing__('default');
const container = window._JUPYTERLAB[scope];
// Initialize the container, it may provide shared modules and may need ours
// eslint-disable-next-line no-undef
await container.init(__webpack_share_scopes__.default);
}
async function createModule(scope, module) {
try {
const factory = await window._JUPYTERLAB[scope].get(module);
return factory();
} catch (e) {
console.warn(
`Failed to create module: package: ${scope}; module: ${module}`
);
throw e;
}
}
/**
* The main function
*/
async function main() {
// load extra packages
require('@jupyterlab/celltags');
const mimeExtensionsMods = [
require('@jupyterlab/javascript-extension'),
require('@jupyterlab/json-extension'),
require('@jupyterlab/pdf-extension'),
require('@jupyterlab/vega5-extension')
];
const mimeExtensions = await Promise.all(mimeExtensionsMods);
const disabled = [];
// TODO: formalize the way the set of initial extensions and plugins are specified
let baseMods = [
// @jupyter-notebook plugins
require('@jupyter-notebook/application-extension'),
require('@jupyter-notebook/console-extension'),
require('@jupyter-notebook/docmanager-extension'),
require('@jupyter-notebook/documentsearch-extension'),
require('@jupyter-notebook/help-extension'),
require('@jupyter-notebook/notebook-extension'),
// to handle opening new tabs after creating a new terminal
require('@jupyter-notebook/terminal-extension'),
// @jupyterlab plugins
require('@jupyterlab/application-extension').default.filter(({ id }) =>
[
'@jupyterlab/application-extension:commands',
'@jupyterlab/application-extension:context-menu',
'@jupyterlab/application-extension:faviconbusy'
].includes(id)
),
require('@jupyterlab/apputils-extension').default.filter(({ id }) =>
[
'@jupyterlab/apputils-extension:palette',
'@jupyterlab/apputils-extension:settings',
'@jupyterlab/apputils-extension:state',
'@jupyterlab/apputils-extension:themes',
'@jupyterlab/apputils-extension:themes-palette-menu',
'@jupyterlab/apputils-extension:toolbar-registry'
].includes(id)
),
require('@jupyterlab/codemirror-extension').default.filter(({ id }) =>
[
'@jupyterlab/codemirror-extension:services',
'@jupyterlab/codemirror-extension:codemirror'
].includes(id)
),
require('@jupyterlab/completer-extension').default.filter(({ id }) =>
[
'@jupyterlab/completer-extension:base-service',
'@jupyterlab/completer-extension:tracker'
].includes(id)
),
require('@jupyterlab/console-extension').default.filter(({ id }) =>
[
'@jupyterlab/console-extension:completer',
'@jupyterlab/console-extension:factory',
'@jupyterlab/console-extension:foreign',
'@jupyterlab/console-extension:tracker'
].includes(id)
),
require('@jupyterlab/docmanager-extension').default.filter(({ id }) =>
[
'@jupyterlab/docmanager-extension:plugin',
'@jupyterlab/docmanager-extension:download'
].includes(id)
),
require('@jupyterlab/docprovider-extension'),
require('@jupyterlab/documentsearch-extension').default.filter(({ id }) =>
['@jupyterlab/documentsearch-extension:plugin'].includes(id)
),
require('@jupyterlab/filebrowser-extension').default.filter(({ id }) =>
['@jupyterlab/filebrowser-extension:factory'].includes(id)
),
require('@jupyterlab/fileeditor-extension').default.filter(({ id }) =>
['@jupyterlab/fileeditor-extension:plugin'].includes(id)
),
require('@jupyterlab/mainmenu-extension'),
require('@jupyterlab/mathjax2-extension'),
require('@jupyterlab/notebook-extension').default.filter(({ id }) =>
[
'@jupyterlab/notebook-extension:code-console',
'@jupyterlab/notebook-extension:export',
'@jupyterlab/notebook-extension:factory',
'@jupyterlab/notebook-extension:tracker',
'@jupyterlab/notebook-extension:widget-factory'
].includes(id)
),
require('@jupyterlab/rendermime-extension'),
require('@jupyterlab/shortcuts-extension'),
// so new terminals can be create from the menu
require('@jupyterlab/terminal-extension'),
require('@jupyterlab/theme-light-extension'),
require('@jupyterlab/theme-dark-extension'),
require('@jupyterlab/translation-extension'),
// Add the "Hub Control Panel" menu option when running in JupyterHub
require('@jupyterlab/user-extension'),
require('@jupyterlab/hub-extension')
];
// The motivation here is to only load a specific set of plugins dependending on
// the current page
const page = PageConfig.getOption('notebookPage');
switch (page) {
case 'tree': {
baseMods = baseMods.concat([
require('@jupyterlab/filebrowser-extension').default.filter(({ id }) =>
[
'@jupyterlab/filebrowser-extension:browser',
'@jupyterlab/filebrowser-extension:download',
'@jupyterlab/filebrowser-extension:file-upload-status',
'@jupyterlab/filebrowser-extension:open-with',
'@jupyterlab/filebrowser-extension:share-file'
].includes(id)
),
require('@jupyter-notebook/tree-extension'),
require('@jupyterlab/running-extension')
]);
break;
}
case 'notebooks': {
baseMods = baseMods.concat([
require('@jupyterlab/notebook-extension').default.filter(({ id }) =>
['@jupyterlab/notebook-extension:completer'].includes(id)
),
require('@jupyterlab/tooltip-extension').default.filter(({ id }) =>
[
'@jupyterlab/tooltip-extension:manager',
'@jupyterlab/tooltip-extension:notebooks'
].includes(id)
)
]);
break;
}
case 'consoles': {
baseMods = baseMods.concat([
require('@jupyterlab/tooltip-extension').default.filter(({ id }) =>
[
'@jupyterlab/tooltip-extension:manager',
'@jupyterlab/tooltip-extension:consoles'
].includes(id)
)
]);
break;
}
case 'edit': {
baseMods = baseMods.concat([
require('@jupyterlab/fileeditor-extension').default.filter(({ id }) =>
['@jupyterlab/fileeditor-extension:completer'].includes(id)
),
require('@jupyterlab/filebrowser-extension').default.filter(({ id }) =>
['@jupyterlab/filebrowser-extension:browser'].includes(id)
)
]);
break;
}
}
/**
* Iterate over active plugins in an extension.
*
* #### Notes
* This also populates the disabled
*/
function* activePlugins(extension) {
// Handle commonjs or es2015 modules
let exports;
if (Object.prototype.hasOwnProperty.call(extension, '__esModule')) {
exports = extension.default;
} else {
// CommonJS exports.
exports = extension;
}
let plugins = Array.isArray(exports) ? exports : [exports];
for (let plugin of plugins) {
if (PageConfig.Extension.isDisabled(plugin.id)) {
disabled.push(plugin.id);
continue;
}
yield plugin;
}
}
const extension_data = JSON.parse(
PageConfig.getOption('federated_extensions')
);
const mods = [];
const federatedExtensionPromises = [];
const federatedMimeExtensionPromises = [];
const federatedStylePromises = [];
const extensions = await Promise.allSettled(
extension_data.map(async data => {
await loadComponent(
`${URLExt.join(
PageConfig.getOption('fullLabextensionsUrl'),
data.name,
data.load
)}`,
data.name
);
return data;
})
);
extensions.forEach(p => {
if (p.status === 'rejected') {
// There was an error loading the component
console.error(p.reason);
return;
}
const data = p.value;
if (data.extension) {
federatedExtensionPromises.push(createModule(data.name, data.extension));
}
if (data.mimeExtension) {
federatedMimeExtensionPromises.push(
createModule(data.name, data.mimeExtension)
);
}
if (data.style) {
federatedStylePromises.push(createModule(data.name, data.style));
}
});
// Add the base frontend extensions
const baseFrontendMods = await Promise.all(baseMods);
baseFrontendMods.forEach(p => {
for (let plugin of activePlugins(p)) {
mods.push(plugin);
}
});
// Add the federated extensions.
const federatedExtensions = await Promise.allSettled(
federatedExtensionPromises
);
federatedExtensions.forEach(p => {
if (p.status === 'fulfilled') {
for (let plugin of activePlugins(p.value)) {
mods.push(plugin);
}
} else {
console.error(p.reason);
}
});
// Add the federated mime extensions.
const federatedMimeExtensions = await Promise.allSettled(
federatedMimeExtensionPromises
);
federatedMimeExtensions.forEach(p => {
if (p.status === 'fulfilled') {
for (let plugin of activePlugins(p.value)) {
mimeExtensions.push(plugin);
}
} else {
console.error(p.reason);
}
});
// Load all federated component styles and log errors for any that do not
(await Promise.allSettled(federatedStylePromises))
.filter(({ status }) => status === 'rejected')
.forEach(({ reason }) => {
console.error(reason);
});
const NotebookApp = require('@jupyter-notebook/application').NotebookApp;
const app = new NotebookApp({ mimeExtensions });
app.registerPluginModules(mods);
// Expose global app instance when in dev mode or when toggled explicitly.
const exposeAppInBrowser =
(PageConfig.getOption('exposeAppInBrowser') || '').toLowerCase() === 'true';
if (exposeAppInBrowser) {
window.jupyterapp = app;
}
await app.start();
}
window.addEventListener('load', main);