login_buttons_single.js

(function() {
	// for convenience
	var loginButtonsSession = Accounts._loginButtonsSession;

	Template._loginButtonsLoggedOutSingleLoginButton.events({
		'click .login-button': function() {
			var serviceName = this.name;
			loginButtonsSession.resetMessages();
			var callback = function(err) {
				if (!err) {
					loginButtonsSession.closeDropdown();
				} else if (err instanceof Accounts.LoginCancelledError) {
					// do nothing
				} else if (err instanceof Accounts.ConfigError) {
					loginButtonsSession.configureService(serviceName);
				} else {
					loginButtonsSession.errorMessage(err.reason || "Unknown error");
				}
			};

			// XXX Service providers should be able to specify their
			// `Meteor.loginWithX` method name.
			var loginWithService = Meteor["loginWith" + (serviceName === 'meteor-developer' ?  'MeteorDeveloperAccount' :  capitalize(serviceName))];

			var options = {}; // use default scope unless specified
			if (Accounts.ui._options.requestPermissions[serviceName])
				options.requestPermissions = Accounts.ui._options.requestPermissions[serviceName];
			if (Accounts.ui._options.requestOfflineToken[serviceName])
				options.requestOfflineToken = Accounts.ui._options.requestOfflineToken[serviceName];
			if (Accounts.ui._options.forceApprovalPrompt[serviceName])
				options.forceApprovalPrompt = Accounts.ui._options.forceApprovalPrompt[serviceName];

			loginWithService(options, callback);
		}
	});

	Template._loginButtonsLoggedOutSingleLoginButton.helpers({
		configured: function() {
			return !!Accounts.loginServiceConfiguration.findOne({
				service: this.name
			});
		},
		capitalizedName: function() {
			if (this.name === 'github'){
			// XXX we should allow service packages to set their capitalized name
				return 'GitHub';
			} else {
				return capitalize(this.name);
			}
		}
	});


	// XXX from http://epeli.github.com/underscore.string/lib/underscore.string.js
	var capitalize = function(str) {
		str = (str == null) ? '' : String(str);
		return str.charAt(0).toUpperCase() + str.slice(1);
	};
})();