Resolve #318

dev/Settings/Admin/About.js

@@ -1,15 +1,91 @@
 import ko from 'ko';
 import { Settings } from 'Common/Globals';
+import { addObservablesTo } from 'External/ko';
 import Remote from 'Remote/Admin/Fetch';
 
+import { i18n, trigger as translatorTrigger } from 'Common/Translator';
+
 export class AdminSettingsAbout /*extends AbstractViewSettings*/ {
 	constructor() {
 		this.version = Settings.app('version');
 		this.phpextensions = ko.observableArray();
+
+		addObservablesTo(this, {
+			coreReal: true,
+			coreUpdatable: true,
+			coreWarning: false,
+			coreVersion: '',
+			coreVersionCompare: -2,
+			errorDesc: ''
+		});
+		this.coreChecking = ko.observable(false).extend({ throttle: 100 });
+		this.coreUpdating = ko.observable(false).extend({ throttle: 100 });
+
+		this.coreVersionHtmlDesc = ko.computed(() => {
+			translatorTrigger();
+			return i18n('TAB_ABOUT/HTML_NEW_VERSION', { 'VERSION': this.coreVersion() });
+		});
+
+		this.statusType = ko.computed(() => {
+			let type = '';
+			const versionToCompare = this.coreVersionCompare(),
+				isChecking = this.coreChecking(),
+				isUpdating = this.coreUpdating(),
+				isReal = this.coreReal();
+
+			if (isChecking) {
+				type = 'checking';
+			} else if (isUpdating) {
+				type = 'updating';
+			} else if (!isReal) {
+				type = 'error';
+				this.errorDesc('Cannot access the repository at the moment.');
+			} else if (0 === versionToCompare) {
+				type = 'up-to-date';
+			} else if (-1 === versionToCompare) {
+				type = 'available';
+			}
+
+			return type;
+		});
 	}
 
 	onBuild() {
 		Remote.request('AdminPHPExtensions', (iError, data) => iError || this.phpextensions(data.Result));
+
+//	beforeShow() {
+		this.coreChecking(true);
+		Remote.request('AdminUpdateInfo', (iError, data) => {
+			this.coreChecking(false);
+			if (!iError && data && data.Result) {
+				this.coreReal(true);
+				this.coreUpdatable(!!data.Result.Updatable);
+				this.coreWarning(!!data.Result.Warning);
+				this.coreVersion(data.Result.Version || '');
+				this.coreVersionCompare(data.Result.VersionCompare);
+			} else {
+				this.coreReal(false);
+				this.coreWarning(false);
+				this.coreVersion('');
+				this.coreVersionCompare(-2);
+			}
+		});
 	}
 
+	updateCoreData() {
+		if (!this.coreUpdating()) {
+			this.coreUpdating(true);
+			Remote.request('AdminUpgradeCore', (iError, data) => {
+				this.coreUpdating(false);
+				this.coreVersion('');
+				this.coreVersionCompare(-2);
+				if (!iError && data && data.Result) {
+					this.coreReal(true);
+					window.location.reload();
+				} else {
+					this.coreReal(false);
+				}
+			}, {}, 90000);
+		}
+	}
 }