* Add new last_callers.js

mods/last_callers.js

@@ -0,0 +1,121 @@
+/* jslint node: true */
+'use strict';
+
+var MenuModule			= require('../core/menu_module.js').MenuModule;
+var userDb				= require('../core/database.js').dbs.user;
+var ViewController		= require('../core/view_controller.js').ViewController;
+var getUserLoginHistory	= require('../core/stats.js').getUserLoginHistory;
+var colorCodes			= require('../core/color_codes.js');
+
+var moment				= require('moment');
+var async				= require('async');
+var assert				= require('assert');
+var _					= require('lodash');
+
+/*
+	Available listFormat object members:
+	userId
+	userName
+	location
+	affiliation
+	timestamp
+	
+*/
+
+exports.moduleInfo = {
+	name		: 'Last Callers',
+	desc		: 'Last callers to the system',
+	author		: 'NuSkooler',
+	packageName	: 'codes.l33t.enigma.lastcallers'	//	:TODO: concept idea for mods
+};
+
+exports.getModule	= LastCallersModule;
+
+var MciCodeIds = {
+	CallerList		: 1,
+};
+
+function LastCallersModule(options) {
+	MenuModule.call(this, options);
+}
+
+require('util').inherits(LastCallersModule, MenuModule);
+
+LastCallersModule.prototype.mciReady = function(mciData, cb) {
+	var self		= this;
+	var vc			= self.viewControllers.allViews = new ViewController( { client : self.client } );
+
+	var loginHistory;
+	var callersView;
+
+	async.series(
+		[
+			function callParentMciReady(callback) {
+				LastCallersModule.super_.prototype.mciReady.call(self, mciData, callback);
+			},
+			function loadFromConfig(callback) {
+				var loadOpts = {
+					callingMenu		: self,
+					mciMap			: mciData.menu,
+					noInput			: true,
+				};
+
+				vc.loadFromMenuConfig(loadOpts, callback);
+			},
+			function fetchHistory(callback) {
+				callersView = vc.getView(MciCodeIds.CallerList);
+
+				getUserLoginHistory(callersView.dimens.height, function historyRetrieved(err, lh) {
+					loginHistory = lh;
+					callback(err);
+				});
+			},
+			function fetchUserProperties(callback) {
+				async.each(loginHistory, function entry(histEntry, next) {
+					userDb.each(
+						'SELECT prop_name, prop_value '	+ 
+						'FROM user_property '			+
+						'WHERE user_id=? AND (prop_name="location" OR prop_name="affiliation");',
+						[ histEntry.userId ],
+						function propRow(err, propEntry) {
+							histEntry[propEntry.prop_name] = propEntry.prop_value;
+						},
+						function complete(err) {
+							next();
+						}
+					);
+				}, function complete(err) {
+					callback(err);
+				});
+			},
+			function populateList(callback) {
+				var callersView = vc.getView(MciCodeIds.CallerList);
+
+				var listFormat 	= self.menuConfig.config.listFormat || '{userName} - {location} - {affils} - {ts}';
+				var dateTimeFormat	= self.menuConfig.config.dateTimeFormat || 'ddd MMM DD';
+
+				callersView.setItems(_.map(loginHistory, function formatCallEntry(ce) {
+					return listFormat.format({
+						userId		: ce.userId,
+						userName	: ce.userName,
+						ts			: moment(ce.timestamp).format(dateTimeFormat),
+						location	: ce.location,
+						affils		: ce.affiliation,
+					});
+				}));
+
+				//	:TODO: This is a hack until pipe codes are better implemented
+				callersView.focusItems = callersView.items;
+
+				callersView.redraw();
+				callback(null);
+			}
+		],
+		function complete(err) {
+			if(err) {
+				self.client.log.error( { error : err.toString() }, 'Error loading last callers');
+			}
+			cb(err);
+		}
+	);
+}