Draft code for #1645

plugins/login-o365/LoginOAuth2.js

@@ -0,0 +1,50 @@
+(rl => {
+	const client_id = rl.pluginSettingsGet('login-gmail', 'client_id'),
+		login = () => {
+			document.location = 'https://login.microsoftonline.com/common/oauth2/v2.0/authorize?' + (new URLSearchParams({
+				response_type: 'code',
+				client_id: client_id,
+				redirect_uri: document.location.href + '?LoginGMail',
+				scope: [
+					// Associate personal info
+					'openid',
+					'offline_access',
+					'email',
+					'profile',
+					// Access IMAP and SMTP through OAUTH
+					'https://graph.microsoft.com/IMAP.AccessAsUser.All',
+					'https://graph.microsoft.com/Mail.Send'
+/*					// Legacy:
+					'https://outlook.office.com/SMTP.Send',
+					'https://outlook.office.com/IMAP.AccessAsUser.All'
+*/
+				].join(' '),
+				state: 'gmail', // + rl.settings.app('token') + localStorage.getItem('smctoken')
+				// Force authorize screen, so we always get a refresh_token
+				access_type: 'offline',
+				prompt: 'consent'
+			}));
+		};
+
+	if (client_id) {
+		addEventListener('sm-user-login', e => {
+			if (event.detail.get('Email').includes('@gmail.com')) {
+				e.preventDefault();
+				login();
+			}
+		});
+
+		addEventListener('rl-view-model', e => {
+			if ('Login' === e.detail.viewModelTemplateID) {
+				const
+					container = e.detail.viewModelDom.querySelector('#plugin-Login-BottomControlGroup'),
+					btn = Element.fromHTML('<button type="button">Outlook</button>'),
+					div = Element.fromHTML('<div class="controls"></div>');
+				btn.onclick = login;
+				div.append(btn);
+				container && container.append(div);
+			}
+		});
+	}
+
+})(window.rl);