Forgot to add some files

static/js/helpers.js

@@ -0,0 +1,168 @@
+var Helper = {
+    rnd: function(arr)
+    {
+    	return arr[Math.floor(Math.random() * arr.length)];
+    },
+
+    predicate: function() {
+    	var fields = [],
+    		n_fields = arguments.length,
+    		field, name, cmp;
+
+    	var default_cmp = function (a, b) {
+    			if (a === b) return 0;
+    			return a < b ? -1 : 1;
+    		},
+    		getCmpFunc = function (primer, reverse) {
+    			var dfc = default_cmp,
+    				// closer in scope
+    				cmp = default_cmp;
+    			if (primer) {
+    				cmp = function (a, b) {
+    					return dfc(primer(a), primer(b));
+    				};
+    			}
+    			if (reverse) {
+    				return function (a, b) {
+    					return -1 * cmp(a, b);
+    				};
+    			}
+    			return cmp;
+    		};
+
+    	// preprocess sorting options
+    	for (var i = 0; i < n_fields; i++) {
+    		field = arguments[i];
+    		if (typeof field === 'string') {
+    			name = field;
+    			cmp = default_cmp;
+    		} else {
+    			name = field.name;
+    			cmp = getCmpFunc(field.primer, field.reverse);
+    		}
+    		fields.push({
+    			name: name,
+    			cmp: cmp
+    		});
+    	}
+
+    	// final comparison function
+    	return function (A, B) {
+    		var name, result;
+    		for (var i = 0; i < n_fields; i++) {
+    			result = 0;
+    			field = fields[i];
+    			name = field.name;
+
+    			result = field.cmp(A[name], B[name]);
+    			if (result !== 0) break;
+    		}
+    		return result;
+    	};
+    },
+
+    hashCode: function(str) { // java String#hashCode
+        var hash = 0;
+        for (var i = 0; i < str.length; i++) {
+           hash = str.charCodeAt(i) + ((hash << 5) - hash);
+        }
+        return hash;
+    },
+
+    intToARGB: function(i){
+        return ((i>>24)&0xFF).toString(16) +
+               ((i>>16)&0xFF).toString(16) +
+               ((i>>8)&0xFF).toString(16) +
+               (i&0xFF).toString(16);
+    },
+
+    pad: function(n)
+    {
+    	return n < 10 ? "0"+Math.floor(n) : Math.floor(n);
+    },
+
+
+    contains: function(a, obj) {
+        var i = a.length;
+        while (i--) {
+           if (a[i] === obj) {
+               return true;
+           }
+        }
+        return false;
+    },
+
+    sample: function() {
+    	if (Date.now() - lastSample >= SAMPLE_RATE * 2) {
+    		socket.removeAllListeners()
+    		socket.disconnect();
+    		socket.connect();
+    		Youtube.setup_all_listeners();
+    	}
+    	lastSample = Date.now();
+    	setTimeout(Helper.sample, SAMPLE_RATE);
+    },
+
+    loadjsfile: function(filename)
+    {
+    	if (filesadded.indexOf("["+filename+"]")==-1){
+    	    var fileref=document.createElement('script');
+    	    fileref.setAttribute("type","text/javascript");
+    	    fileref.setAttribute("src", filename);
+    	    document.getElementsByTagName("head")[0].appendChild(fileref);
+    	    filesadded+="["+filename+"]";
+    	}
+    },
+
+    msieversion: function() {
+
+            var ua = window.navigator.userAgent;
+            var msie = ua.indexOf("MSIE ");
+
+            if (msie > 0 || !!navigator.userAgent.match(/Trident.*rv\:11\./))      // If Internet Explorer, return version number
+                return true;
+            else                 // If another browser, return 0
+                return false;
+    },
+
+    getRandomInt: function(min, max) {
+      return Math.floor(Math.random() * (max - min)) + min;
+    },
+
+    rgbToHsl: function(arr){
+    		r = arr[0], g = arr[1], b = arr[2];
+        r /= 255, g /= 255, b /= 255;
+        var max = Math.max(r, g, b), min = Math.min(r, g, b);
+        var h, s, l = (max + min) / 2;
+
+        if(max == min){
+            h = s = 0; // achromatic
+        }else{
+            var d = max - min;
+            s = l > 0.5 ? d / (2 - max - min) : d / (max + min);
+            switch(max){
+                case r: h = (g - b) / d + (g < b ? 6 : 0); break;
+                case g: h = (b - r) / d + 2; break;
+                case b: h = (r - g) / d + 4; break;
+            }
+            h /= 6;
+        }
+
+        if(l>0.5)l=0.5; //make sure it isnt too light
+
+        return "hsl("+Math.floor(h*360)+", "+Math.floor(s*100)+"%, "+Math.floor(l*100)+"%)";
+    }
+
+  }
+
+  Element.prototype.remove = function() {
+      this.parentElement.removeChild(this);
+  }
+
+  NodeList.prototype.remove = HTMLCollection.prototype.remove = function() {
+      for(var i = 0, len = this.length; i < len; i++) {
+          if(this[i] && this[i].parentElement) {
+              this[i].parentElement.removeChild(this[i]);
+          }
+      }
+}