Merge pull request #643 from amki/remind

Added remind module according to #171

modules/remind/README.md

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+## Remind
+
+Reminder!
+
+### Description
+This module reminds you!
+
+### TIME
+The TIME parameter for this module needs to be in a fashion NdNhNmNs.
+Example: 4d3h2m1s
+You can give skip parameters if you like. (Example: 4d5m)
+
+### Commands
+
+#### ~remind [USER] [TIME] [MESSAGE]
+Reminds you in now+TIME with message [MESSAGE]
+
+#### ~remindme [TIME] [MESSAGE]
+Reminds the given user in now+TIME with message [MESSAGE]
+

modules/remind/remind.js

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+/** 
+ * Module Name: Remind
+ * Description: Reminds you
+ */
+
+var remind = function(dbot) {
+    var self = this;
+
+    this.internalAPI = {
+        'getSeconds': function(number,interval) {
+            switch(interval) {
+                case "d":
+                    return number*24*60*60;
+                case "h":
+                    return number*60*60;
+                case "m":
+                    return number*60;
+                case "s":
+                    return number;
+            }
+        }.bind(this),
+        'doReminder': function(event,user,time,message) {
+            var now = Date.now();
+            var datesplits = time.match(/[0-9]+[dhms]/g);
+            if(datesplits == null) {
+                event.reply("The time parameter was not a valid time mah boy, it was "+time);
+                return;
+            }
+            var timeinseconds = 0;
+            for(var i=0;i<datesplits.length;++i) {
+                var number = parseInt(datesplits[i].match(/[0-9]+/)[0]);
+                var interval = datesplits[i].match(/[^0-9]/)[0];
+                timeinseconds += this.internalAPI.getSeconds(number,interval);
+            }
+            var then = new Date(now + (timeinseconds*1000));
+            if(dbot.config.debugMode) {
+                event.reply("The timer will be at "+then);
+            }
+            var cb = function() {
+            if(message)
+                event.reply(user+": This is your reminder. You left a message: "+message);
+            else
+                event.reply(user+": This is your reminder. You did not leave a message.");
+            };
+            dbot.api.timers.addTimeout(then,cb,null);
+            if(message)
+                event.reply("I've set the timer with message "+message);
+            else
+                event.reply("I've set the timer.");
+        }.bind(this)
+    };
+
+    this.commands = {
+        '~remind': function(event) {
+            if(event.params.length < 3) {
+                event.reply("You need to give me a user and time dude.");
+                return;
+            }
+            this.internalAPI.doReminder(event,event.params[1],event.params[2],event.params[3]);
+        },
+        '~remindme': function(event) {
+            if(event.params.length < 2) {
+                event.reply("You need to give me a time dude.");
+                return;
+            }
+            this.internalAPI.doReminder(event,event.user,event.params[1],event.params[2]);
+        }
+    };
+};
+
+exports.fetch = function(dbot) {
+    return new remind(dbot);
+};