Add Builder

javascript/builder.js

@@ -0,0 +1,85 @@
+YUI.add('builder', function(Y){
+
+  function Builder(){
+    this.name = arguments[0];
+
+    if (typeof arguments[1] === 'string') {
+      this.content = document.createTextNode(arguments[1]);
+    } else if (arguments[1] && arguments[1].toDomElement) {
+      this.content = arguments[1].toDomElement();
+    } else if (arguments[1] instanceof HTMLElement || Y.Lang.isArray(arguments[1])) {
+      this.content = arguments[1];
+    } else if (typeof arguments[1] === 'object') {
+      this.attributes = arguments[1];
+    }
+
+    if (!this.content && typeof arguments[2] === 'string') {
+      this.content = document.createTextNode(arguments[2]);
+    } else if (!this.content && arguments[2] && arguments[2].toDomElement) {
+      this.content = arguments[2].toDomElement();
+    } else if (!this.content && (arguments[2] instanceof HTMLElement || Y.Lang.isArray(arguments[2]))) {
+      this.content = arguments[2];
+    } else if (!this.attributes && typeof arguments[2] === 'object') {
+      this.attributes = arguments[2];
+    }
+
+    if (!this.content) { this.content = null; }
+    if (!this.attributes) { this.attributes = {}; }
+
+    if (Y.Lang.isArray(this.content)) {
+      Y.each(this.content, function(c, i){
+        if (typeof c === 'string') {
+          this.content[i] = document.createTextNode(c);
+        } else if (c.toDomElement) {
+          this.content[i] = c.toDomElement();
+        }
+      });
+    }
+  };
+
+  Builder.prototype.toDomElement = function(){
+    var e = document.createElement(this.name.toLowerCase());
+    Y.each(this.attributes, function(v,p){ e.setAttribute(p,v); });
+    if (this.content) {
+      if (Y.Lang.isArray(this.content)) {
+        Y.each(this.content, function(c){ e.appendChild(c); });
+      } else {
+        e.appendChild(this.content);
+      }
+    }
+    return e;
+  };
+
+  Builder.prototype.toHTML = function(){
+    var s = '<'+this.name;
+    Y.each(this.attributes, function(v,a){
+      s = s+' '+a+'="'+v+'"'
+    });
+    this.content && (s = s+'>'+this.toDomElement().innerHTML.replace(/<(.*?)>/g, function(m,t){ return '<'+t.toLowerCase()+'>'; })+'</'+this.name)
+    s = s+'>'
+    return s;
+  };
+
+  Builder.prototype.toWrappedDomElement = function(){
+    return Y.get(this.toDomElement());
+  };
+
+  Builder.create = function(){
+    function F(){};
+    F.prototype = this.prototype;
+    var o = new F();
+    this.apply(o, arguments);
+    return o;
+  };
+
+  Builder.dom = function(){
+    return this.create.apply(this, arguments).toDomElement();
+  };
+
+  Builder.wrap = function(){
+    return this.create.apply(this, arguments).toWrappedDomElement();
+  };
+
+  Y.Builder = Builder;
+
+}, '3.0.0pr2', {requires:['yui', 'oop']});