smartxml: normalizing document in loadXML instead of constructor

[fnpeditor.git] / src / smartxml / smartxml.js

diff --git a/src/smartxml/smartxml.js b/src/smartxml/smartxml.js
index 8eeca1a..f4aa9fe 100644 (file)
--- a/src/smartxml/smartxml.js
+++ b/src/smartxml/smartxml.js
@@ -1,83 +1,159 @@
 define([
 define([

-    'libs/jquery'
-], function($) {
+    'libs/jquery',
+    'libs/underscore',
+    'libs/backbone',
+    'smartxml/events'
+], function($, _, Backbone, events) {

     
 'use strict';
 
 
     
 'use strict';
 
 

-var TEXT_NODE = Node.TEXT_NODE, ELEMENT_NODE = Node.ELEMENT_NODE;
+var TEXT_NODE = Node.TEXT_NODE;

 
 

-var parseXML = function(xml) {
-    return $(xml)[0];
-}

 
 

-var Document = function(nativeNode) {
-    var $document = $(nativeNode);
+var DocumentNode = function(nativeNode, document) {
+    if(!document) {
+        throw new Error('undefined document for a node');
+    }
+    this.document = document;
+    this._setNativeNode(nativeNode);
+
+};
+
+$.extend(DocumentNode.prototype, {
+    _setNativeNode: function(nativeNode) {
+        this.nativeNode = nativeNode;
+        this._$ = $(nativeNode);
+    },

 
 

+    detach: function() { this._$.detach(); },

 
 

-    Object.defineProperty(this, 'root', {get: function() { return new ElementNode($document[0])}}); 
-}
+    sameNode: function(otherNode) {
+        return this.nativeNode === otherNode.nativeNode;
+    },

 
 

+    parent: function() {
+        return this.nativeNode.parentNode ? this.document.createElementNode(this.nativeNode.parentNode) : null;
+    },

 
 

-var ElementNode = function(nativeNode) {
-    this.nativeNode = nativeNode;
-    this._$ = $(nativeNode);
+    before: function(node) {
+        this._$.before(node.nativeNode);
+    },
+
+    wrapWith: function(node) {
+        if(this.parent()) {
+            this.before(node);
+        }
+        node.append(this);
+    },
+
+    triggerChangeEvent: function(type, metaData) {
+        var event = new events.ChangeEvent(type, $.extend({node: this}, metaData || {}));
+        this.document.trigger('change', event);
+    },
+});
+
+var ElementNode = function(nativeNode, document) {
+    DocumentNode.call(this, nativeNode, document);

 };
 
 };
 

-$.extend(ElementNode.prototype, {
+$.extend(ElementNode.prototype, DocumentNode.prototype, {

     nodeType: Node.ELEMENT_NODE,
 
     nodeType: Node.ELEMENT_NODE,
 

-    getTagName: function() {
-        return this.nativeNode.tagName.toLowerCase();
+    setData: function(key, value) {
+        if(value !== undefined) {
+            this._$.data(key, value);
+        } else {
+            this._$.removeData(_.keys(this._$.data()));
+            this._$.data(key);
+        }

     },
 
     },
 

-    append: function(documentNode) {
-        this._$.append(documentNode.nativeNode);
+    getData: function(key) {
+        if(key) {
+            return this._$.data(key);
+        }
+        return this._$.data();

     },
 
     },
 

-    before: function(node) {
-        this._$.before(node.nativeNode);
+    getTagName: function() {
+        return this.nativeNode.tagName.toLowerCase();

     },
 
     contents: function() {
     },
 
     contents: function() {

-        var toret = [];
+        var toret = [],
+            document = this.document;

         this._$.contents().each(function() {
         this._$.contents().each(function() {

-            if(this.nodeType === Node.ELEMENT_NODE)
-                toret.push(new ElementNode(this));
-            else if(this.nodeType === Node.TEXT_NODE)
-                toret.push(new TextNode(this));
+            if(this.nodeType === Node.ELEMENT_NODE) {
+                toret.push(document.createElementNode(this));
+            }
+            else if(this.nodeType === Node.TEXT_NODE) {
+                toret.push(document.createTextNode(this));
+            }

         });
         return toret;
     },
 
         });
         return toret;
     },
 

+    indexOf: function(node) {
+        return this._$.contents().index(node._$);
+    },

 
 

-    sameNode: function(otherNode) {
-        return this.nativeNode === otherNode.nativeNode;
+    setTag: function(tagName) {
+        var node = this.document.createElementNode({tagName: tagName}),
+            oldTagName = this.getTagName(),
+            myContents = this._$.contents();
+
+        this.getAttrs().forEach(function(attribute) {
+            node.setAttr(attribute.name, attribute.value, true);
+        });
+        node.setData(this.getData());
+
+        if(this.sameNode(this.document.root)) {
+            defineDocumentProperties(this.document, node._$);
+        }
+        this._$.replaceWith(node._$);
+        this._setNativeNode(node._$[0]);
+        this._$.append(myContents);
+        this.triggerChangeEvent('nodeTagChange', {oldTagName: oldTagName, newTagName: this.getTagName()});

     },
 
     },
 

-    indexOf: function(node) {
-        return this._$.contents().index(node._$);
+    getAttr: function(name) {
+        return this._$.attr(name);

     },
 
     },
 

-    detach: function() {
-        this._$.detach();
+    setAttr: function(name, value, silent) {
+        var oldVal = this.getAttr(name);
+        this._$.attr(name, value);
+        if(!silent) {
+            this.triggerChangeEvent('nodeAttrChange', {attr: name, oldVal: oldVal, newVal: value});
+        }

     },
 
     },
 

-    parent: function() {
-        return new ElementNode(this._$.parent());
+    getAttrs: function() {
+        var toret = [];
+        for(var i = 0; i < this.nativeNode.attributes.length; i++) {
+            toret.push(this.nativeNode.attributes[i]);
+        }
+        return toret;
+    },
+
+    append: function(documentNode) {
+        this._$.append(documentNode.nativeNode);

     },
 
     unwrapContent: function() {
         var parent = this.parent();
     },
 
     unwrapContent: function() {
         var parent = this.parent();

-        if(!parent)
+        if(!parent) {

             return;
             return;

+        }

 
         var parentContents = parent.contents(),
             myContents = this.contents(),
             myIdx = parent.indexOf(this);
 
 
         var parentContents = parent.contents(),
             myContents = this.contents(),
             myIdx = parent.indexOf(this);
 

-        if(myContents.length === 0)
+        if(myContents.length === 0) {

             return this.detach();
             return this.detach();

+        }

 
         var moveLeftRange, moveRightRange, leftMerged;
 
 
         var moveLeftRange, moveRightRange, leftMerged;
 


@@ -109,22 +185,26 @@ $.extend(ElementNode.prototype, {
             element1: parent.contents()[myIdx + (moveLeftRange ? -1 : 0)],
             element2: parent.contents()[myIdx + childrenLength-1 + (moveRightRange ? 1 : 0)]
         };
             element1: parent.contents()[myIdx + (moveLeftRange ? -1 : 0)],
             element2: parent.contents()[myIdx + childrenLength-1 + (moveRightRange ? 1 : 0)]
         };

-    }
+    },

 
 

+    toXML: function() {
+        var wrapper = $('<div>');
+        wrapper.append(this._getXMLDOMToDump());
+        return wrapper.html();
+    },
+    
+    _getXMLDOMToDump: function() {
+        return this._$;
+    }

 });
 
 });
 

-var TextNode = function(nativeNode) {
-    this.nativeNode = nativeNode;
-    this._$ = $(nativeNode);
-}
+var TextNode = function(nativeNode, document) {
+    DocumentNode.call(this, nativeNode, document);
+};

 
 

-$.extend(TextNode.prototype, {
+$.extend(TextNode.prototype, DocumentNode.prototype, {

     nodeType: Node.TEXT_NODE,
 
     nodeType: Node.TEXT_NODE,
 

-    detach: function() {
-        this._$.detach();
-    },
-

     getText: function() {
         return this.nativeNode.data;
     },
     getText: function() {
         return this.nativeNode.data;
     },


@@ -136,8 +216,51 @@ $.extend(TextNode.prototype, {
     prependText: function(text) {
         this.nativeNode.data = text + this.nativeNode.data;
     }
     prependText: function(text) {
         this.nativeNode.data = text + this.nativeNode.data;
     }

-})
+});
+
+
+var parseXML = function(xml) {
+    return $(xml)[0];
+};
+
+var Document = function(xml) {
+    this.loadXML(xml);
+};
+
+$.extend(Document.prototype, Backbone.Events, {
+    ElementNodeFactory: ElementNode,
+    TextNodeFactory: TextNode,
+
+    createElementNode: function(from) {
+        if(!(from instanceof HTMLElement)) {
+            from = $('<' + from.tagName + '>');
+        }
+        return new this.ElementNodeFactory(from, this);
+    },
+
+    createTextNode: function(nativeNode) {
+        return new this.TextNodeFactory(nativeNode, this);
+    },
+
+    loadXML: function(xml) {
+        defineDocumentProperties(this, $(parseXML(xml)));
+        
+        this.trigger('contentSet');
+    },
+
+    toXML: function() {
+        return this.root.toXML();
+    }
+});

 
 

+var defineDocumentProperties = function(doc, $document) {
+    Object.defineProperty(doc, 'root', {get: function() {
+        return doc.createElementNode($document[0]);
+    }, configurable: true});
+    Object.defineProperty(doc, 'dom', {get: function() {
+        return $document[0];
+    }, configurable: true});
+};

 
 return {
     documentFromXML: function(xml) {
 
 return {
     documentFromXML: function(xml) {


@@ -145,8 +268,12 @@ return {
     },
 
     elementNodeFromXML: function(xml) {
     },
 
     elementNodeFromXML: function(xml) {

-        return new ElementNode(parseXML(xml));
-    }
+        return this.documentFromXML(xml).root;
+    },
+
+    Document: Document,
+    DocumentNode: DocumentNode,
+    ElementNode: ElementNode

 };
 
 });
\ No newline at end of file
 };
 
 });
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