96 lines
3.6 KiB
JavaScript
96 lines
3.6 KiB
JavaScript
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var _ = require('lodash'),
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when = require('when'),
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errors = require('../errors'),
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api = require('../api'),
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loader = require('./loader'),
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// Holds the available apps
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availableApps = {};
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function getInstalledApps() {
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return api.settings.read({context: {internal: true}, key: 'installedApps'}).then(function (response) {
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var installed = response.settings[0];
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installed.value = installed.value || '[]';
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try {
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installed = JSON.parse(installed.value);
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} catch (e) {
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return when.reject(e);
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}
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return installed;
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});
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}
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function saveInstalledApps(installedApps) {
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return getInstalledApps().then(function (currentInstalledApps) {
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var updatedAppsInstalled = _.uniq(installedApps.concat(currentInstalledApps));
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return api.settings.edit({settings: [{key: 'installedApps', value: updatedAppsInstalled}]}, {context: {internal: true}});
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});
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}
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module.exports = {
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init: function () {
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var appsToLoad;
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try {
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// We have to parse the value because it's a string
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api.settings.read({context: {internal: true}, key: 'activeApps'}).then(function (response) {
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var aApps = response.settings[0];
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appsToLoad = JSON.parse(aApps.value) || [];
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});
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} catch (e) {
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errors.logError(
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'Failed to parse activeApps setting value: ' + e.message,
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'Your apps will not be loaded.',
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'Check your settings table for typos in the activeApps value. It should look like: ["app-1", "app2"] (double quotes required).'
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);
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return when.resolve();
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}
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// Grab all installed apps, install any not already installed that are in appsToLoad.
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return getInstalledApps().then(function (installedApps) {
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var loadedApps = {},
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recordLoadedApp = function (name, loadedApp) {
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// After loading the app, add it to our hash of loaded apps
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loadedApps[name] = loadedApp;
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return when.resolve(loadedApp);
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},
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loadPromises = _.map(appsToLoad, function (app) {
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// If already installed, just activate the app
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if (_.contains(installedApps, app)) {
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return loader.activateAppByName(app).then(function (loadedApp) {
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return recordLoadedApp(app, loadedApp);
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});
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}
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// Install, then activate the app
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return loader.installAppByName(app).then(function () {
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return loader.activateAppByName(app);
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}).then(function (loadedApp) {
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return recordLoadedApp(app, loadedApp);
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});
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});
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return when.all(loadPromises).then(function () {
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// Save our installed apps to settings
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return saveInstalledApps(_.keys(loadedApps));
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}).then(function () {
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// Extend the loadedApps onto the available apps
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_.extend(availableApps, loadedApps);
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}).otherwise(function (err) {
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errors.logError(
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err.message || err,
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'The app will not be loaded',
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'Check with the app creator, or read the app documentation for more details on app requirements'
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);
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});
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});
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},
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availableApps: availableApps
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}; |