From d9e961c088716c10e87a2480b7facc2b02d1839e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Kasper=20Rynning-T=C3=B8nnesen?= <kasper@kasperrt.no>
Date: Thu, 7 May 2015 00:19:43 +0200
Subject: [PATCH] Added some error handlers, and tracking a logger

---
 server/server.js | 710 +++++++++++++++++++++++++----------------------
 1 file changed, 375 insertions(+), 335 deletions(-)

diff --git a/server/server.js b/server/server.js
index 0a65c411..14102902 100755
--- a/server/server.js
+++ b/server/server.js
@@ -73,383 +73,414 @@ io.on('connection', function(socket){
         socket.emit("playlists", playlists_to_send);
       }
     }
-
   });
 
   socket.on('list', function(list)
   {
-    in_list = true;
-  	list = list.split(',');
-  	coll = list[0].toLowerCase();
-  	guid = list[1];
-
-    console.log(guid + " joined list " + coll);
-
-    if(lists[coll] == undefined)
+    if(list !== undefined && list !== null && list != "")
     {
-    	lists[coll] = [];
-    	lists[coll].push(guid);
-      io.sockets.emit(coll+",viewers", lists[coll].length);
-    }else if(!contains(lists[coll], guid))
-    {
-      lists[coll].push(guid);
+      in_list = true;
+    	list = list.split(',');
+    	coll = list[0].toLowerCase();
+    	guid = list[1];
+
+      console.log(guid + " joined list " + coll);
+
+      if(lists[coll] == undefined)
+      {
+      	lists[coll] = [];
+      	lists[coll].push(guid);
+        io.sockets.emit(coll+",viewers", lists[coll].length);
+      }else if(!contains(lists[coll], guid))
+      {
+        lists[coll].push(guid);
+        io.sockets.emit(coll+",viewers", lists[coll].length);
+      }
+
       io.sockets.emit(coll+",viewers", lists[coll].length);
+
+      db.getCollectionNames(function(err, docs){
+
+      	if(contains(docs, coll))
+      	{
+      		sort_list(coll, socket, true, false);
+      	}else
+      	{
+      		db.createCollection(coll, function(err, docs){
+    				db.collection(coll).insert({"addsongs":false, "adminpass":"", "allvideos":false, "frontpage":true, "longsongs":false, "removeplay": false, "shuffle": true, "skip": false, "skips": [], "startTime":get_time(), "views": [], "vote": false}, function(err, docs)
+    				{
+              sort_list(coll, socket, true, false);
+              /*db.collection(coll).find().sort({votes:-1}, function(err, docs) {
+      		    	socket.emit(coll, docs);
+      		    	//send_play(coll, socket);
+      		    });*/
+    				});
+      		});
+      	}
+      });
     }
-
-    io.sockets.emit(coll+",viewers", lists[coll].length);
-
-    db.getCollectionNames(function(err, docs){
-    	if(contains(docs, coll))
-    	{
-    		sort_list(coll, socket, true, false);
-    	}else
-    	{
-    		db.createCollection(coll, function(err, docs){
-  				db.collection(coll).insert({"addsongs":false, "adminpass":"", "allvideos":false, "frontpage":true, "longsongs":false, "removeplay": false, "shuffle": true, "skip": false, "skips": [], "startTime":get_time(), "views": [], "vote": false}, function(err, docs)
-  				{
-            sort_list(coll, socket, true, false);
-            /*db.collection(coll).find().sort({votes:-1}, function(err, docs) {
-    		    	socket.emit(coll, docs);
-    		    	//send_play(coll, socket);
-    		    });*/
-  				});
-    		});
-    	}
-    });
   });
 
   socket.on('end', function(id)
   {
-    if(lists[coll] == undefined)
+    if(id !== undefined && id !== null && id != "")
     {
-    	lists[coll] = [];
-    	lists[coll].push(guid);
-      io.sockets.emit(coll+",viewers", lists[coll].length);
-    }else if(!contains(lists[coll], guid))
-    {
-      lists[coll].push(guid);
-      io.sockets.emit(coll+",viewers", lists[coll].length);
-    }
+      if(lists[coll] == undefined)
+      {
+      	lists[coll] = [];
+      	lists[coll].push(guid);
+        io.sockets.emit(coll+",viewers", lists[coll].length);
+      }else if(!contains(lists[coll], guid))
+      {
+        lists[coll].push(guid);
+        io.sockets.emit(coll+",viewers", lists[coll].length);
+      }
 
-  	db.collection(coll).find({now_playing:true}, function(err, np){
-      //console.log(docs);
-      //console.log(docs.length);
-  		if(np.length == 1 && np[0]["id"] == id){
-        db.collection(coll).find({views:{$exists:true}}, function(err, docs){
-          var startTime = docs[0]["startTime"];
-          if(docs[0]["removeplay"] == true)
-          {
-            db.collection(coll).remove({now_playing:true}, function(err, docs)
+    	db.collection(coll).find({now_playing:true}, function(err, np){
+        //console.log(docs);
+        //console.log(docs.length);
+    		if(np.length == 1 && np[0]["id"] == id){
+          db.collection(coll).find({views:{$exists:true}}, function(err, docs){
+            var startTime = docs[0]["startTime"];
+            if(docs[0]["removeplay"] == true)
             {
-              change_song_post(coll);
-            })
-          }else
-          {
-              console.log(np[0]["title"] + " before if");
-              if(startTime+parseInt(np[0]["duration"])<=get_time()+2)
+              db.collection(coll).remove({now_playing:true}, function(err, docs)
               {
-                console.log(np[0]["title"] + " after if");
-                db.collection(coll).update({now_playing:true, id:id},
-                  {$set:{
-                    now_playing:false,
-                    votes:0,
-                    guids:[]
-                  }}, function(err, docs)
-                  {
-                    //console.log(err);
-                    //console.log(docs["n"]);
-                    if(docs["n"] == 1)
+                change_song_post(coll);
+              })
+            }else
+            {
+                console.log(np[0]["title"] + " before if");
+                if(startTime+parseInt(np[0]["duration"])<=get_time()+2)
+                {
+                  console.log(np[0]["title"] + " after if");
+                  db.collection(coll).update({now_playing:true, id:id},
+                    {$set:{
+                      now_playing:false,
+                      votes:0,
+                      guids:[]
+                    }}, function(err, docs)
                     {
-                      db.collection(coll).aggregate([
-                        {$match:{now_playing:false}},
-                        {$sort:{votes:-1, added:1}},
-                        {$limit:1}], function(err, docs){
-                          if(docs.length > 0){
-                            db.collection(coll).update({id:docs[0]["id"]},
-                            {$set:{
-                              now_playing:true,
-                              votes:0,
-                              guids:[],
-                              added:get_time()}}, function(err, docs){
-                                db.collection(coll).update({views:{$exists:true}},
-                                  {$set:{startTime:get_time(), skips:[]}}, function(err, docs){
-                                    sort_list(coll, undefined, true, true);
+                      //console.log(err);
+                      //console.log(docs["n"]);
+                      if(docs["n"] == 1)
+                      {
+                        db.collection(coll).aggregate([
+                          {$match:{now_playing:false}},
+                          {$sort:{votes:-1, added:1}},
+                          {$limit:1}], function(err, docs){
+                            if(docs.length > 0){
+                              db.collection(coll).update({id:docs[0]["id"]},
+                              {$set:{
+                                now_playing:true,
+                                votes:0,
+                                guids:[],
+                                added:get_time()}}, function(err, docs){
+                                  db.collection(coll).update({views:{$exists:true}},
+                                    {$set:{startTime:get_time(), skips:[]}}, function(err, docs){
+                                      sort_list(coll, undefined, true, true);
+                                  });
                                 });
-                              });
-                          }
-                    });
-                    }
+                            }
+                      });
+                      }
 
-                });
+                  });
 
-              }
-          }
-        });
-  		}
-  	})
+                }
+            }
+          });
+    		}
+    	});
+    }
   });
 
   socket.on('add', function(arr)
   {
-    if(lists[coll] == undefined)
+    if(arr !== undefined && arr !== null && arr != "")
     {
-    	lists[coll] = [];
-    	lists[coll].push(guid);
-      io.sockets.emit(coll+",viewers", lists[coll].length);
-    }else if(!contains(lists[coll], guid))
-    {
-      lists[coll].push(guid);
-      io.sockets.emit(coll+",viewers", lists[coll].length);
-    }
-
-  	var id = arr[0];
-  	var title = arr[1];
-    var hash = hash_pass(arr[2]);
-    var duration = parseInt(arr[3]);
-    db.collection(coll).find({views:{$exists:true}}, function(err, docs)
-    {
-      if((docs[0]["addsongs"] == true && (hash == docs[0]["adminpass"] || docs[0]["adminpass"] == "")) || docs[0]["addsongs"] == false)
+      if(lists[coll] == undefined)
       {
-        db.collection(coll).find({id:id}, function(err, docs){
-          if(docs.length == 0)
-          {
-            var guids = [guid];
-    		  	var votes = 1;
-            //var guids = [];
-    		  	//var votes = 0;
-            db.collection(coll).find({now_playing:true}, function(err, docs){
-              if(docs.length == 0)
-                np = true;
-              else
-                np = false;
-        			db.collection(coll).insert({"added":get_time(),"guids":guids,"id":id,"now_playing":np,"title":title,"votes":votes, "duration":duration}, function(err, docs){
-      		  		sort_list(coll, undefined, np, true);
-      		  	});
-            });
-          }else{
-            vote(coll, id, guid, socket);
-          }
-        });
-      }else
-        socket.emit("toast", "listhaspass");
-    });
+      	lists[coll] = [];
+      	lists[coll].push(guid);
+        io.sockets.emit(coll+",viewers", lists[coll].length);
+      }else if(!contains(lists[coll], guid))
+      {
+        lists[coll].push(guid);
+        io.sockets.emit(coll+",viewers", lists[coll].length);
+      }
+
+    	var id = arr[0];
+    	var title = arr[1];
+      var hash = hash_pass(arr[2]);
+      var duration = parseInt(arr[3]);
+      db.collection(coll).find({views:{$exists:true}}, function(err, docs)
+      {
+        if(docs.length != 0 && ((docs[0]["addsongs"] == true && (hash == docs[0]["adminpass"] || docs[0]["adminpass"] == ""))
+          || docs[0]["addsongs"] == false))
+        {
+          db.collection(coll).find({id:id}, function(err, docs){
+            if(docs.length == 0)
+            {
+              var guids = [guid];
+      		  	var votes = 1;
+              //var guids = [];
+      		  	//var votes = 0;
+              db.collection(coll).find({now_playing:true}, function(err, docs){
+                if(docs.length == 0)
+                  np = true;
+                else
+                  np = false;
+          			db.collection(coll).insert({"added":get_time(),"guids":guids,"id":id,"now_playing":np,"title":title,"votes":votes, "duration":duration}, function(err, docs){
+        		  		sort_list(coll, undefined, np, true);
+        		  	});
+              });
+            }else{
+              vote(coll, id, guid, socket);
+            }
+          });
+        }else
+          socket.emit("toast", "listhaspass");
+      });
+    }
   });
 
   socket.on('vote', function(msg)
   {
-    if(lists[coll] == undefined)
+    if(msg !== undefined && msg !== null)
     {
-    	lists[coll] = [];
-    	lists[coll].push(guid);
-      io.sockets.emit(coll+",viewers", lists[coll].length);
-    }else if(!contains(lists[coll], guid))
-    {
-      lists[coll].push(guid);
-      io.sockets.emit(coll+",viewers", lists[coll].length);
-    }
-
-    if(msg[2] == "del")
-      del(msg, socket);
-    else
-    {
-    	var id = msg[1];
-    	guid = msg[3];
-      var hash = hash_pass(msg[4]);
-      db.collection(coll).find({views:{$exists:true}}, function(err, docs)
+      if(lists[coll] == undefined)
       {
-        if((docs[0]["vote"] == true && (hash == docs[0]["adminpass"] || docs[0]["adminpass"] == "")) || docs[0]["vote"] == false)
+      	lists[coll] = [];
+      	lists[coll].push(guid);
+        io.sockets.emit(coll+",viewers", lists[coll].length);
+      }else if(!contains(lists[coll], guid))
+      {
+        lists[coll].push(guid);
+        io.sockets.emit(coll+",viewers", lists[coll].length);
+      }
+
+      if(msg[2] == "del")
+        del(msg, socket);
+      else
+      {
+      	var id = msg[1];
+      	guid = msg[3];
+        var hash = hash_pass(msg[4]);
+        db.collection(coll).find({views:{$exists:true}}, function(err, docs)
         {
-          vote(coll, id, guid, socket);
-        }else{
-          socket.emit("toast", "listhaspass");
-        }
-      });
+          if(docs.length != 0 && ((docs[0]["vote"] == true && (hash == docs[0]["adminpass"] || docs[0]["adminpass"] == ""))
+            || docs[0]["vote"] == false))
+          {
+            vote(coll, id, guid, socket);
+          }else{
+            socket.emit("toast", "listhaspass");
+          }
+        });
+      }
     }
   });
 
   socket.on('password', function(inp)
   {
-    console.log(inp);
-    pw = inp[0];
-    coll = inp[1];
-    guid = inp[2];
-    if(lists[coll] == undefined)
+    if(inp !== undefined && inp !== null && inp != "" && inp.length == 3)
     {
-    	lists[coll] = [];
-    	lists[coll].push(guid);
-      io.sockets.emit(coll+",viewers", lists[coll].length);
-    }else if(!contains(lists[coll], guid))
-    {
-      lists[coll].push(guid);
-      io.sockets.emit(coll+",viewers", lists[coll].length);
-    }
-    //console.log(coll);
-    db.collection(coll).find({views:{$exists:true}}, function(err, docs){
-      //console.log(docs);
-      console.log(docs);
-      if(docs[0]["adminpass"] == "" || docs[0]["adminpass"] == hash_pass(pw))
+      pw = inp[0];
+      coll = inp[1];
+      guid = inp[2];
+      if(lists[coll] == undefined)
       {
-        db.collection(coll).update({views:{$exists:true}}, {$set:{adminpass:hash_pass(pw)}}, function(err, docs)
+      	lists[coll] = [];
+      	lists[coll].push(guid);
+        io.sockets.emit(coll+",viewers", lists[coll].length);
+      }else if(!contains(lists[coll], guid))
+      {
+        lists[coll].push(guid);
+        io.sockets.emit(coll+",viewers", lists[coll].length);
+      }
+      //console.log(coll);
+      db.collection(coll).find({views:{$exists:true}}, function(err, docs){
+        //console.log(docs);
+        console.log(docs + " yy here?");
+        if(docs.length != 0)
         {
-          socket.emit("pw", pw);
-        })
-      }else
-        socket.emit("toast", "wrongpass");
-    });
+          if(docs[0]["adminpass"] == "" || docs[0]["adminpass"] == hash_pass(pw))
+          {
+            db.collection(coll).update({views:{$exists:true}}, {$set:{adminpass:hash_pass(pw)}}, function(err, docs)
+            {
+              socket.emit("pw", pw);
+            })
+          }else
+            socket.emit("toast", "wrongpass");
+        }
+      });
+    }
   });
 
   socket.on('skip', function(list)
   {
-    if(lists[coll] == undefined)
+    if(list !== undefined && list !== null && list != "")
     {
-    	lists[coll] = [];
-    	lists[coll].push(guid);
-      io.sockets.emit(coll+",viewers", lists[coll].length);
-    }else if(!contains(lists[coll], guid))
-    {
-      lists[coll].push(guid);
-      io.sockets.emit(coll+",viewers", lists[coll].length);
-    }
+      if(lists[coll] == undefined)
+      {
+      	lists[coll] = [];
+      	lists[coll].push(guid);
+        io.sockets.emit(coll+",viewers", lists[coll].length);
+      }else if(!contains(lists[coll], guid))
+      {
+        lists[coll].push(guid);
+        io.sockets.emit(coll+",viewers", lists[coll].length);
+      }
 
-    adminpass = "";
+      adminpass = "";
 
-    var error = false;
-    if(list != "5" && list != "100" && list != "101" && list != "150" && list !== undefined)
-    {
-      adminpass = list[2];
-    }else if(list == "5" || list == "100" || list == "101" || list == "150"){
-      error = true;
-    }
+      var error = false;
+      if(list != "5" && list != "100" && list != "101" && list != "150" && list !== undefined)
+      {
+        adminpass = list[2];
+      }else if(list == "5" || list == "100" || list == "101" || list == "150"){
+        error = true;
+      }
 
-    //console.log(adminpass);
-
-    if(adminpass !== undefined && adminpass !== null && adminpass != "")
-      var hash = hash_pass(adminpass);
-    else
-      var hash = "";
-
-  	db.collection(coll).find({views: {$exists:true}}, function(err, docs){
       //console.log(adminpass);
-      //console.log(docs[0]["adminpass"]);
-      //console.log(error);
-  		if(!docs[0]["skip"] || (docs[0]["adminpass"] == hash && docs[0]["adminpass"] != "") || error)
-  		{
-  			if((lists[coll].length/2 <= docs[0]["skips"].length+1 && !contains(docs[0]["skips"], guid) && (get_time() - docs[0]["startTime"] >= 10
-         || lists[coll].length != 2)) || (docs[0]["adminpass"] == adminpass && docs[0]["adminpass"] != ""))
-  			{
-  				change_song(coll);
-          socket.emit("toast", "skip");
-  			}else if(get_time() - docs[0]["startTime"] < 10 && lists[coll].length == 2 && !error)
+
+      if(adminpass !== undefined && adminpass !== null && adminpass != "")
+        var hash = hash_pass(adminpass);
+      else
+        var hash = "";
+
+    	db.collection(coll).find({views: {$exists:true}}, function(err, docs){
+        //console.log(adminpass);
+        //console.log(docs[0]["adminpass"]);
+        //console.log(error);
+        if(docs.length != 0)
         {
-          socket.emit("toast", "notyetskip");
-        }else if(!contains(docs[0]["skips"], guid) && get_time() - docs[0]["startTime"] >= 30){
-  				db.collection(coll).update({views:{$exists:true}}, {$push:{skips:guid}}, function(err, d){
-            socket.emit("toast", (Math.ceil(lists[coll].length/2) - docs[0]["skips"].length-1) + " more are needed to skip!");
-  				});
-  			}else{
-          socket.emit("toast", "alreadyskip");
+      		if(!docs[0]["skip"] || (docs[0]["adminpass"] == hash && docs[0]["adminpass"] != "") || error)
+      		{
+      			if((lists[coll].length/2 <= docs[0]["skips"].length+1 && !contains(docs[0]["skips"], guid) && (get_time() - docs[0]["startTime"] >= 10
+             || lists[coll].length != 2)) || (docs[0]["adminpass"] == adminpass && docs[0]["adminpass"] != ""))
+      			{
+      				change_song(coll);
+              socket.emit("toast", "skip");
+      			}else if(get_time() - docs[0]["startTime"] < 10 && lists[coll].length == 2 && !error)
+            {
+              socket.emit("toast", "notyetskip");
+            }else if(!contains(docs[0]["skips"], guid) && get_time() - docs[0]["startTime"] >= 30){
+      				db.collection(coll).update({views:{$exists:true}}, {$push:{skips:guid}}, function(err, d){
+                socket.emit("toast", (Math.ceil(lists[coll].length/2) - docs[0]["skips"].length-1) + " more are needed to skip!");
+      				});
+      			}else{
+              socket.emit("toast", "alreadyskip");
+            }
+      		}else
+            socket.emit("toast", "noskip");
         }
-  		}else
-        socket.emit("toast", "noskip");
-  	});
+    	});
+    }
   });
 
   socket.on('conf', function(params)
   {
-    if(lists[coll] == undefined)
+    if(params !== undefined && params !== null && params != "")
     {
-    	lists[coll] = [];
-    	lists[coll].push(guid);
-      io.sockets.emit(coll+",viewers", lists[coll].length);
-    }else if(!contains(lists[coll], guid))
-    {
-      lists[coll].push(guid);
-      io.sockets.emit(coll+",viewers", lists[coll].length);
-    }
-
-    var voting = params[0];
-  	var addsongs = params[1];
-  	var longsongs = params[2];
-  	var frontpage = params[3];
-  	var allvideos = params[4];
-  	var removeplay = params[5];
-  	var adminpass = params[6];
-  	var skipping = params[7];
-  	var shuffling = params[8];
-
-    if(adminpass != "")
-      var hash = hash_pass(adminpass);
-    else
-      var hash = adminpass;
-
-    db.collection(coll).find({views:{$exists:true}}, function(err, docs){
-      if(docs[0]["adminpass"] == "" || docs[0]["adminpass"] == hash)
+      if(lists[coll] == undefined)
       {
-        db.collection(coll).update({views:{$exists:true}}, {
-          $set:{addsongs:addsongs,
-            allvideos:allvideos,
-            frontpage:frontpage,
-            skip:skipping,
-            vote:voting,
-            removeplay:removeplay,
-            shuffle:shuffling,
-            longsongs:longsongs,
-            adminpass:hash}}, function(err, docs){
-            db.collection(coll).find({views:{$exists:true}}, function(err, docs)
-            {
-              io.sockets.emit(coll+",conf", docs);
-              socket.emit("toast", "savedsettings");
-            });
-            //sort_list(coll,undefined,false);
-          });
-
-      }else
+      	lists[coll] = [];
+      	lists[coll].push(guid);
+        io.sockets.emit(coll+",viewers", lists[coll].length);
+      }else if(!contains(lists[coll], guid))
       {
-        socket.emit("toast", "wrongpass");
+        lists[coll].push(guid);
+        io.sockets.emit(coll+",viewers", lists[coll].length);
       }
-    });
+
+      var voting = params[0];
+    	var addsongs = params[1];
+    	var longsongs = params[2];
+    	var frontpage = params[3];
+    	var allvideos = params[4];
+    	var removeplay = params[5];
+    	var adminpass = params[6];
+    	var skipping = params[7];
+    	var shuffling = params[8];
+
+      if(adminpass != "")
+        var hash = hash_pass(adminpass);
+      else
+        var hash = adminpass;
+
+      db.collection(coll).find({views:{$exists:true}}, function(err, docs){
+        if(docs.length != 0 && docs[0]["adminpass"] == "" || docs[0]["adminpass"] == hash)
+        {
+          db.collection(coll).update({views:{$exists:true}}, {
+            $set:{addsongs:addsongs,
+              allvideos:allvideos,
+              frontpage:frontpage,
+              skip:skipping,
+              vote:voting,
+              removeplay:removeplay,
+              shuffle:shuffling,
+              longsongs:longsongs,
+              adminpass:hash}}, function(err, docs){
+              db.collection(coll).find({views:{$exists:true}}, function(err, docs)
+              {
+                io.sockets.emit(coll+",conf", docs);
+                socket.emit("toast", "savedsettings");
+              });
+              //sort_list(coll,undefined,false);
+            });
+
+        }else
+        {
+          socket.emit("toast", "wrongpass");
+        }
+      });
+    }
   });
 
   socket.on('shuffle', function(pass)
   {
-    if(lists[coll] == undefined)
+    if(pass !== undefined && pass !== null && pass != "")
     {
-    	lists[coll] = [];
-    	lists[coll].push(guid);
-      io.sockets.emit(coll+",viewers", lists[coll].length);
-    }else if(!contains(lists[coll], guid))
-    {
-      lists[coll].push(guid);
-      io.sockets.emit(coll+",viewers", lists[coll].length);
-    }
-
-    var hash = hash_pass(pass);
-    db.collection(coll).find({views:{$exists:true}}, function(err, docs){
-      if((docs[0]["adminpass"] == hash || docs[0]["adminpass"] == "") || docs[0]["shuffle"] == false)
+      if(lists[coll] == undefined)
       {
-        db.collection(coll).find({now_playing:false}).forEach(function(err, docs){
-          if(!docs){
-            sort_list(coll, undefined, false, true);
-            socket.emit("toast", "shuffled");
-            return;
-          }else{
-            num = Math.floor(Math.random()*1000000);
-            db.collection(coll).update({id:docs["id"]}, {$set:{added:num}}, function(err, d)
-            {
-
-            });
-          }
-        });
-      }else
-        socket.emit("toast", "wrongpass");
-    });
-
-    var complete = function(tot, curr){
-      if(tot == curr)
+      	lists[coll] = [];
+      	lists[coll].push(guid);
+        io.sockets.emit(coll+",viewers", lists[coll].length);
+      }else if(!contains(lists[coll], guid))
       {
-        sort_list(coll, undefined, false, true);
+        lists[coll].push(guid);
+        io.sockets.emit(coll+",viewers", lists[coll].length);
       }
-    };
+
+      var hash = hash_pass(pass);
+      db.collection(coll).find({views:{$exists:true}}, function(err, docs){
+        if(docs.length != 0 && ((docs[0]["adminpass"] == hash || docs[0]["adminpass"] == "") || docs[0]["shuffle"] == false))
+        {
+          db.collection(coll).find({now_playing:false}).forEach(function(err, docs){
+            if(!docs){
+              sort_list(coll, undefined, false, true);
+              socket.emit("toast", "shuffled");
+              return;
+            }else{
+              num = Math.floor(Math.random()*1000000);
+              db.collection(coll).update({id:docs["id"]}, {$set:{added:num}}, function(err, d)
+              {
+
+              });
+            }
+          });
+        }else
+          socket.emit("toast", "wrongpass");
+      });
+
+      var complete = function(tot, curr){
+        if(tot == curr)
+        {
+          sort_list(coll, undefined, false, true);
+        }
+      };
+    }
   });
 
   socket.on('disconnect', function()
@@ -487,7 +518,7 @@ function del(params, socket)
 {
   var coll = params[0].toLowerCase();
   db.collection(coll).find({views:{$exists:true}}, function(err, docs){
-    if(docs[0]["adminpass"] == hash_pass(params[4]))
+    if(docs.length != 0 && docs[0]["adminpass"] == hash_pass(params[4]))
     {
       db.collection(coll).remove({id:params[1]}, function(err, docs){
         socket.emit("toast", "deletesong");
@@ -528,26 +559,29 @@ function change_song(coll, id, np_id)
 {
   db.collection(coll).find({views:{$exists:true}}, function(err, docs){
     var startTime = docs[0]["startTime"];
-    if(docs[0]["removeplay"] == true)
+    if(docs.length != 0)
     {
-      db.collection(coll).remove({now_playing:true}, function(err, docs)
+      if(docs[0]["removeplay"] == true)
       {
-        change_song_post(coll);
-      })
-    }else
-    {
-        //console.log("undef");
-        db.collection(coll).update({now_playing:true},
-          {$set:{
-            now_playing:false,
-            votes:0,
-            guids:[]
-          }},{multi:true}, function(err, docs)
-          {
-              change_song_post(coll);
-        });
+        db.collection(coll).remove({now_playing:true}, function(err, docs)
+        {
+          change_song_post(coll);
+        })
+      }else
+      {
+          //console.log("undef");
+          db.collection(coll).update({now_playing:true},
+            {$set:{
+              now_playing:false,
+              votes:0,
+              guids:[]
+            }},{multi:true}, function(err, docs)
+            {
+                change_song_post(coll);
+          });
+      }
     }
-  })
+  });
 }
 
 function change_song_post(coll)
@@ -592,13 +626,19 @@ function sort_list(coll, socket, send, list_send)
 function send_play(coll, socket)
 {
   db.collection(coll).find({now_playing:true}, function(err, np){
-    db.collection(coll).find({views:{$exists:true}}, function(err, conf){
-      toSend = [np,conf,get_time()];
-      if(socket === undefined)
-        io.sockets.emit(coll+",np", toSend);
-      else
-        socket.emit(coll+",np", toSend);
-    });
+    if(np.length != 0)
+    {
+      db.collection(coll).find({views:{$exists:true}}, function(err, conf){
+        if(conf.length != 0)
+        {
+          toSend = [np,conf,get_time()];
+          if(socket === undefined)
+            io.sockets.emit(coll+",np", toSend);
+          else
+            socket.emit(coll+",np", toSend);
+        }
+      });
+    }
   });
 }