wip: extracting core transformations
authorAleksander Łukasz <aleksander.lukasz@nowoczesnapolska.org.pl>
Fri, 6 Dec 2013 09:52:15 +0000 (10:52 +0100)
committerAleksander Łukasz <aleksander.lukasz@nowoczesnapolska.org.pl>
Sun, 15 Dec 2013 21:32:48 +0000 (22:32 +0100)
src/smartxml/core.js [new file with mode: 0644]
src/smartxml/smartxml.js

diff --git a/src/smartxml/core.js b/src/smartxml/core.js
new file mode 100644 (file)
index 0000000..b5f8c44
--- /dev/null
@@ -0,0 +1,366 @@
+define([
+
+], function() {
+    
+'use strict';
+
+
+var INSERTION = function(implementation) {
+    var toret = function(node) {
+        var insertion = this.getNodeInsertion(node),
+            nodeWasContained = this.document.containsNode(insertion.ofNode),
+            nodeParent;
+        if(!(this.document.containsNode(this))) {
+            nodeParent = insertion.ofNode.parent();
+        }
+        implementation.call(this, insertion.ofNode.nativeNode);
+        this.triggerChangeEvent(insertion.insertsNew ? 'nodeAdded' : 'nodeMoved', {node: insertion.ofNode}, nodeParent, nodeWasContained);
+        return insertion.ofNode;
+    };
+    return toret;
+};
+
+var documentNodeTransformations = {
+    detach: function() {
+        var parent = this.parent();
+        this._$.detach();
+        this.triggerChangeEvent('nodeDetached', {parent: parent});
+        return this;
+    },
+
+    replaceWith: function(node) {
+        var toret;
+        if(this.isRoot()) {
+            return this.document.replaceRoot(node);
+        }
+        toret = this.after(node);
+        this.detach();
+        return toret;
+    },
+
+    after: INSERTION(function(nativeNode) {
+        return this._$.after(nativeNode);
+    }),
+
+    before: INSERTION(function(nativeNode) {
+        return this._$.before(nativeNode);
+    }),
+
+    wrapWith: function(node) {
+        var insertion = this.getNodeInsertion(node);
+        if(this.parent()) {
+            this.before(insertion.ofNode);
+        }
+        insertion.ofNode.append(this);
+        return insertion.ofNode;
+    },
+
+    /**
+    * Removes parent of a node if node has no siblings.
+    */
+    unwrap: function() {
+        if(this.isRoot()) {
+            return;
+        }
+        var parent = this.parent(),
+            grandParent;
+        if(parent.contents().length === 1) {
+            grandParent = parent.parent();
+            parent.unwrapContent();
+            return grandParent;
+        }
+    }
+};
+
+var elementNodeTransformations = {
+
+    detach: function() {
+        var next;
+        if(this.parent() && this.isSurroundedByTextElements()) {
+            next = this.next();
+            this.prev().appendText(next.getText());
+            next.detach();
+        }
+        return DocumentNode.prototype.detach.call(this);
+    },
+
+    setTag: function(tagName) {
+        var node = this.document.createDocumentNode({tagName: tagName}),
+            oldTagName = this.getTagName(),
+            myContents = this._$.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._$.append(myContents);
+        this.triggerChangeEvent('nodeTagChange', {oldTagName: oldTagName, newTagName: this.getTagName()});
+    },
+
+
+    setAttr: function(name, value, silent) {
+        var oldVal = this.getAttr(name);
+        this._$.attr(name, value);
+        if(!silent) {
+            this.triggerChangeEvent('nodeAttrChange', {attr: name, oldVal: oldVal, newVal: value});
+        }
+    },
+
+    append: INSERTION(function(nativeNode) {
+        this._$.append(nativeNode);
+    }),
+
+    prepend: INSERTION(function(nativeNode) {
+        this._$.prepend(nativeNode);
+    }),
+
+    insertAtIndex: function(nativeNode, index) {
+        var contents = this.contents();
+        if(index < contents.length) {
+            return contents[index].before(nativeNode);
+        } else if(index === contents.length) {
+            return this.append(nativeNode);
+        }
+    },
+
+    unwrapContent: function() {
+        var parent = this.parent();
+        if(!parent) {
+            return;
+        }
+
+        var myContents = this.contents(),
+            myIdx = parent.indexOf(this);
+
+
+        if(myContents.length === 0) {
+            return this.detach();
+        }
+
+        var prev = this.prev(),
+            next = this.next(),
+            moveLeftRange, moveRightRange, leftMerged;
+
+        if(prev && (prev.nodeType === TEXT_NODE) && (myContents[0].nodeType === TEXT_NODE)) {
+            prev.appendText(myContents[0].getText());
+            myContents[0].detach();
+            moveLeftRange = true;
+            leftMerged = true;
+        } else {
+            leftMerged = false;
+        }
+
+        if(!(leftMerged && myContents.length === 1)) {
+            var lastContents = _.last(myContents);
+            if(next && (next.nodeType === TEXT_NODE) && (lastContents.nodeType === TEXT_NODE)) {
+                next.prependText(lastContents.getText());
+                lastContents.detach();
+                moveRightRange = true;
+            }
+        }
+
+        var childrenLength = this.contents().length;
+        this.contents().forEach(function(child) {
+            this.before(child);
+        }.bind(this));
+
+        this.detach();
+
+        return {
+            element1: parent.contents()[myIdx + (moveLeftRange ? -1 : 0)],
+            element2: parent.contents()[myIdx + childrenLength-1 + (moveRightRange ? 1 : 0)]
+        };
+    },
+
+    wrapText: function(params) {
+        return this.document._wrapText(_.extend({inside: this}, params));
+    }
+};
+
+var textNodeTransformations = {
+    setText: function(text) {
+        //console.log('smartxml: ' + text);
+        this.nativeNode.data = text;
+        this.triggerTextChangeEvent();
+    },
+
+    appendText: function(text) {
+        this.nativeNode.data = this.nativeNode.data + text;
+        this.triggerTextChangeEvent();
+    },
+
+    prependText: function(text) {
+        this.nativeNode.data = text + this.nativeNode.data;
+        this.triggerTextChangeEvent();
+    },
+
+    wrapWith: function(desc) {
+        if(typeof desc.start === 'number' && typeof desc.end === 'number') {
+            return this.document._wrapText({
+                inside: this.parent(),
+                textNodeIdx: this.parent().indexOf(this),
+                offsetStart: Math.min(desc.start, desc.end),
+                offsetEnd: Math.max(desc.start, desc.end),
+                _with: {tagName: desc.tagName, attrs: desc.attrs}
+            });
+        } else {
+            return DocumentNode.prototype.wrapWith.call(this, desc);
+        }
+    },
+
+    split: function(params) {
+        var parentElement = this.parent(),
+            passed = false,
+            succeedingChildren = [],
+            prefix = this.getText().substr(0, params.offset),
+            suffix = this.getText().substr(params.offset);
+
+        parentElement.contents().forEach(function(child) {
+            if(passed) {
+                succeedingChildren.push(child);
+            }
+            if(child.sameNode(this)) {
+                passed = true;
+            }
+        }.bind(this));
+
+        if(prefix.length > 0) {
+            this.setText(prefix);
+        }
+        else {
+            this.detach();
+        }
+
+        var attrs = {};
+        parentElement.getAttrs().forEach(function(attr) {attrs[attr.name] = attr.value; });
+        var newElement = this.document.createDocumentNode({tagName: parentElement.getTagName(), attrs: attrs});
+        parentElement.after(newElement);
+
+        if(suffix.length > 0) {
+            newElement.append({text: suffix});
+        }
+        succeedingChildren.forEach(function(child) {
+            newElement.append(child);
+        });
+
+        return {first: parentElement, second: newElement};
+    }
+};
+
+var documentTransformations = {
+    wrapNodes: function(params) {
+        if(!(params.node1.parent().sameNode(params.node2.parent()))) {
+            throw new Error('Wrapping non-sibling nodes not supported.');
+        }
+
+        var parent = params.node1.parent(),
+            parentContents = parent.contents(),
+            wrapper = this.createDocumentNode({
+                tagName: params._with.tagName,
+                attrs: params._with.attrs}),
+            idx1 = parent.indexOf(params.node1),
+            idx2 = parent.indexOf(params.node2);
+
+        if(idx1 > idx2) {
+            var tmp = idx1;
+            idx1 = idx2;
+            idx2 = tmp;
+        }
+
+        var insertingMethod, insertingTarget;
+        if(idx1 === 0) {
+            insertingMethod = 'prepend';
+            insertingTarget = parent;
+        } else {
+            insertingMethod = 'after';
+            insertingTarget = parentContents[idx1-1];
+        }
+
+        for(var i = idx1; i <= idx2; i++) {
+            wrapper.append(parentContents[i].detach());
+        }
+
+        insertingTarget[insertingMethod](wrapper);
+        return wrapper;
+    },
+
+    _wrapText: function(params) {
+        params = _.extend({textNodeIdx: 0}, params);
+        if(typeof params.textNodeIdx === 'number') {
+            params.textNodeIdx = [params.textNodeIdx];
+        }
+        
+        var contentsInside = params.inside.contents(),
+            idx1 = Math.min.apply(Math, params.textNodeIdx),
+            idx2 = Math.max.apply(Math, params.textNodeIdx),
+            textNode1 = contentsInside[idx1],
+            textNode2 = contentsInside[idx2],
+            sameNode = textNode1.sameNode(textNode2),
+            prefixOutside = textNode1.getText().substr(0, params.offsetStart),
+            prefixInside = textNode1.getText().substr(params.offsetStart),
+            suffixInside = textNode2.getText().substr(0, params.offsetEnd),
+            suffixOutside = textNode2.getText().substr(params.offsetEnd)
+        ;
+
+        if(!(textNode1.parent().sameNode(textNode2.parent()))) {
+            throw new Error('Wrapping text in non-sibling text nodes not supported.');
+        }
+        
+        var wrapperElement = this.createDocumentNode({tagName: params._with.tagName, attrs: params._with.attrs});
+        textNode1.after(wrapperElement);
+        textNode1.detach();
+        
+        if(prefixOutside.length > 0) {
+            wrapperElement.before({text:prefixOutside});
+        }
+        if(sameNode) {
+            var core = textNode1.getText().substr(params.offsetStart, params.offsetEnd - params.offsetStart);
+            wrapperElement.append({text: core});
+        } else {
+            textNode2.detach();
+            if(prefixInside.length > 0) {
+                wrapperElement.append({text: prefixInside});
+            }
+            for(var i = idx1 + 1; i < idx2; i++) {
+                wrapperElement.append(contentsInside[i]);
+            }
+            if(suffixInside.length > 0) {
+                wrapperElement.append({text: suffixInside});
+            }
+        }
+        if(suffixOutside.length > 0) {
+            wrapperElement.after({text: suffixOutside});
+        }
+        return wrapperElement;
+    },
+    replaceRoot: function(node) {
+        var insertion = this.getNodeInsertion(node);
+        this.root.detach();
+        defineDocumentProperties(this, insertion.ofNode._$);
+        insertion.ofNode.triggerChangeEvent('nodeAdded');
+        return insertion.ofNode;
+    }
+}
+
+return {
+    document: {
+        transformations: documentTransformations
+    },
+    documentNode: {
+        transformations: documentNodeTransformations
+    },
+    elementNode: {
+        transformations: elementNodeTransformations
+    },
+    textNode: {
+        transformations: textNodeTransformations
+    }
+};
+
+});
\ No newline at end of file
index dbe0290..d74ec13 100644 (file)
@@ -3,8 +3,9 @@ define([
     'libs/underscore',
     'libs/backbone',
     'smartxml/events',
-    'smartxml/transformations'
-], function($, _, Backbone, events, transformations) {
+    'smartxml/transformations',
+    'smartxml/core'
+], function($, _, Backbone, events, transformations, coreTransformations) {
     
 'use strict';
 /* globals Node */
@@ -12,20 +13,6 @@ define([
 var TEXT_NODE = Node.TEXT_NODE;
 
 
-var INSERTION = function(implementation) {
-    var toret = function(node) {
-        var insertion = this.getNodeInsertion(node),
-            nodeWasContained = this.document.containsNode(insertion.ofNode),
-            nodeParent;
-        if(!(this.document.containsNode(this))) {
-            nodeParent = insertion.ofNode.parent();
-        }
-        implementation.call(this, insertion.ofNode.nativeNode);
-        this.triggerChangeEvent(insertion.insertsNew ? 'nodeAdded' : 'nodeMoved', {node: insertion.ofNode}, nodeParent, nodeWasContained);
-        return insertion.ofNode;
-    };
-    return toret;
-};
 
 var DocumentNode = function(nativeNode, document) {
     if(!document) {
@@ -84,23 +71,6 @@ $.extend(DocumentNode.prototype, {
         return this.document.root.sameNode(this);
     },
 
-    detach: function() {
-        var parent = this.parent();
-        this._$.detach();
-        this.triggerChangeEvent('nodeDetached', {parent: parent});
-        return this;
-    },
-
-    replaceWith: function(node) {
-        var toret;
-        if(this.isRoot()) {
-            return this.document.replaceRoot(node);
-        }
-        toret = this.after(node);
-        this.detach();
-        return toret;
-    },
-
     sameNode: function(otherNode) {
         return !!(otherNode) && this.nativeNode === otherNode.nativeNode;
     },
@@ -142,39 +112,6 @@ $.extend(DocumentNode.prototype, {
         return prev && (prev.nodeType === Node.TEXT_NODE) && next && (next.nodeType === Node.TEXT_NODE);
     },
 
-    after: INSERTION(function(nativeNode) {
-        return this._$.after(nativeNode);
-    }),
-
-    before: INSERTION(function(nativeNode) {
-        return this._$.before(nativeNode);
-    }),
-
-    wrapWith: function(node) {
-        var insertion = this.getNodeInsertion(node);
-        if(this.parent()) {
-            this.before(insertion.ofNode);
-        }
-        insertion.ofNode.append(this);
-        return insertion.ofNode;
-    },
-
-    /**
-    * Removes parent of a node if node has no siblings.
-    */
-    unwrap: function() {
-        if(this.isRoot()) {
-            return;
-        }
-        var parent = this.parent(),
-            grandParent;
-        if(parent.contents().length === 1) {
-            grandParent = parent.parent();
-            parent.unwrapContent();
-            return grandParent;
-        }
-    },
-
     triggerChangeEvent: function(type, metaData, origParent, nodeWasContained) {
         var node = (metaData && metaData.node) ? metaData.node : this,
             event = new events.ChangeEvent(type, $.extend({node: node}, metaData || {}));
@@ -199,6 +136,7 @@ $.extend(DocumentNode.prototype, {
     }
 });
 
+
 var ElementNode = function(nativeNode, document) {
     DocumentNode.call(this, nativeNode, document);
 };
@@ -207,16 +145,6 @@ ElementNode.prototype = Object.create(DocumentNode.prototype);
 $.extend(ElementNode.prototype, {
     nodeType: Node.ELEMENT_NODE,
 
-    detach: function() {
-        var next;
-        if(this.parent() && this.isSurroundedByTextElements()) {
-            next = this.next();
-            this.prev().appendText(next.getText());
-            next.detach();
-        }
-        return DocumentNode.prototype.detach.call(this);
-    },
-
     setData: function(key, value) {
         if(value !== undefined) {
             this._$.data(key, value);
@@ -256,37 +184,10 @@ $.extend(ElementNode.prototype, {
         return this._$.contents().index(node._$);
     },
 
-    setTag: function(tagName) {
-        var node = this.document.createDocumentNode({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()});
-    },
-
     getAttr: function(name) {
         return this._$.attr(name);
     },
 
-    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});
-        }
-    },
-
     getAttrs: function() {
         var toret = [];
         for(var i = 0; i < this.nativeNode.attributes.length; i++) {
@@ -295,76 +196,6 @@ $.extend(ElementNode.prototype, {
         return toret;
     },
 
-    append: INSERTION(function(nativeNode) {
-        this._$.append(nativeNode);
-    }),
-
-    prepend: INSERTION(function(nativeNode) {
-        this._$.prepend(nativeNode);
-    }),
-
-    insertAtIndex: function(nativeNode, index) {
-        var contents = this.contents();
-        if(index < contents.length) {
-            return contents[index].before(nativeNode);
-        } else if(index === contents.length) {
-            return this.append(nativeNode);
-        }
-    },
-
-    unwrapContent: function() {
-        var parent = this.parent();
-        if(!parent) {
-            return;
-        }
-
-        var myContents = this.contents(),
-            myIdx = parent.indexOf(this);
-
-
-        if(myContents.length === 0) {
-            return this.detach();
-        }
-
-        var prev = this.prev(),
-            next = this.next(),
-            moveLeftRange, moveRightRange, leftMerged;
-
-        if(prev && (prev.nodeType === TEXT_NODE) && (myContents[0].nodeType === TEXT_NODE)) {
-            prev.appendText(myContents[0].getText());
-            myContents[0].detach();
-            moveLeftRange = true;
-            leftMerged = true;
-        } else {
-            leftMerged = false;
-        }
-
-        if(!(leftMerged && myContents.length === 1)) {
-            var lastContents = _.last(myContents);
-            if(next && (next.nodeType === TEXT_NODE) && (lastContents.nodeType === TEXT_NODE)) {
-                next.prependText(lastContents.getText());
-                lastContents.detach();
-                moveRightRange = true;
-            }
-        }
-
-        var childrenLength = this.contents().length;
-        this.contents().forEach(function(child) {
-            this.before(child);
-        }.bind(this));
-
-        this.detach();
-
-        return {
-            element1: parent.contents()[myIdx + (moveLeftRange ? -1 : 0)],
-            element2: parent.contents()[myIdx + childrenLength-1 + (moveRightRange ? 1 : 0)]
-        };
-    },
-
-    wrapText: function(params) {
-        return this.document._wrapText(_.extend({inside: this}, params));
-    },
-
     toXML: function() {
         var wrapper = $('<div>');
         wrapper.append(this._getXMLDOMToDump());
@@ -376,6 +207,7 @@ $.extend(ElementNode.prototype, {
     }
 });
 
+
 var TextNode = function(nativeNode, document) {
     DocumentNode.call(this, nativeNode, document);
 };
@@ -388,74 +220,6 @@ $.extend(TextNode.prototype, {
         return this.nativeNode.data;
     },
 
-    setText: function(text) {
-        //console.log('smartxml: ' + text);
-        this.nativeNode.data = text;
-        this.triggerTextChangeEvent();
-    },
-
-    appendText: function(text) {
-        this.nativeNode.data = this.nativeNode.data + text;
-        this.triggerTextChangeEvent();
-    },
-
-    prependText: function(text) {
-        this.nativeNode.data = text + this.nativeNode.data;
-        this.triggerTextChangeEvent();
-    },
-
-    wrapWith: function(desc) {
-        if(typeof desc.start === 'number' && typeof desc.end === 'number') {
-            return this.document._wrapText({
-                inside: this.parent(),
-                textNodeIdx: this.parent().indexOf(this),
-                offsetStart: Math.min(desc.start, desc.end),
-                offsetEnd: Math.max(desc.start, desc.end),
-                _with: {tagName: desc.tagName, attrs: desc.attrs}
-            });
-        } else {
-            return DocumentNode.prototype.wrapWith.call(this, desc);
-        }
-    },
-
-    split: function(params) {
-        var parentElement = this.parent(),
-            passed = false,
-            succeedingChildren = [],
-            prefix = this.getText().substr(0, params.offset),
-            suffix = this.getText().substr(params.offset);
-
-        parentElement.contents().forEach(function(child) {
-            if(passed) {
-                succeedingChildren.push(child);
-            }
-            if(child.sameNode(this)) {
-                passed = true;
-            }
-        }.bind(this));
-
-        if(prefix.length > 0) {
-            this.setText(prefix);
-        }
-        else {
-            this.detach();
-        }
-
-        var attrs = {};
-        parentElement.getAttrs().forEach(function(attr) {attrs[attr.name] = attr.value; });
-        var newElement = this.document.createDocumentNode({tagName: parentElement.getTagName(), attrs: attrs});
-        parentElement.after(newElement);
-
-        if(suffix.length > 0) {
-            newElement.append({text: suffix});
-        }
-        succeedingChildren.forEach(function(child) {
-            newElement.append(child);
-        });
-
-        return {first: parentElement, second: newElement};
-    },
-
     triggerTextChangeEvent: function() {
         var event = new events.ChangeEvent('nodeTextChange', {node: this});
         this.document.trigger('change', event);
@@ -469,6 +233,8 @@ var parseXML = function(xml) {
 
 var registerTransformation = function(desc, name, target) {
     var Transformation = transformations.createContextTransformation(desc, name);
+    //+ to sie powinna nazywac registerTransformationFromDesc or sth
+    //+ ew. spr czy nie override (tylko jesli powyzej sa prototypy to trudno do nich dojsc)
     target[name] = function(args) {
         var instance = this;
         return instance.transform(Transformation, args);
@@ -553,42 +319,6 @@ $.extend(Document.prototype, Backbone.Events, {
         return this.root && (node.nativeNode === this.root.nativeNode || node._$.parents().index(this.root._$) !== -1);
     },
 
-    wrapNodes: function(params) {
-        if(!(params.node1.parent().sameNode(params.node2.parent()))) {
-            throw new Error('Wrapping non-sibling nodes not supported.');
-        }
-
-        var parent = params.node1.parent(),
-            parentContents = parent.contents(),
-            wrapper = this.createDocumentNode({
-                tagName: params._with.tagName,
-                attrs: params._with.attrs}),
-            idx1 = parent.indexOf(params.node1),
-            idx2 = parent.indexOf(params.node2);
-
-        if(idx1 > idx2) {
-            var tmp = idx1;
-            idx1 = idx2;
-            idx2 = tmp;
-        }
-
-        var insertingMethod, insertingTarget;
-        if(idx1 === 0) {
-            insertingMethod = 'prepend';
-            insertingTarget = parent;
-        } else {
-            insertingMethod = 'after';
-            insertingTarget = parentContents[idx1-1];
-        }
-
-        for(var i = idx1; i <= idx2; i++) {
-            wrapper.append(parentContents[i].detach());
-        }
-
-        insertingTarget[insertingMethod](wrapper);
-        return wrapper;
-    },
-
     getSiblingParents: function(params) {
         var parents1 = [params.node1].concat(params.node1.parents()).reverse(),
             parents2 = [params.node2].concat(params.node2.parents()).reverse(),
@@ -608,56 +338,6 @@ $.extend(Document.prototype, Backbone.Events, {
         return {node1: parents1[i], node2: parents2[i]};
     },
 
-    _wrapText: function(params) {
-        params = _.extend({textNodeIdx: 0}, params);
-        if(typeof params.textNodeIdx === 'number') {
-            params.textNodeIdx = [params.textNodeIdx];
-        }
-        
-        var contentsInside = params.inside.contents(),
-            idx1 = Math.min.apply(Math, params.textNodeIdx),
-            idx2 = Math.max.apply(Math, params.textNodeIdx),
-            textNode1 = contentsInside[idx1],
-            textNode2 = contentsInside[idx2],
-            sameNode = textNode1.sameNode(textNode2),
-            prefixOutside = textNode1.getText().substr(0, params.offsetStart),
-            prefixInside = textNode1.getText().substr(params.offsetStart),
-            suffixInside = textNode2.getText().substr(0, params.offsetEnd),
-            suffixOutside = textNode2.getText().substr(params.offsetEnd)
-        ;
-
-        if(!(textNode1.parent().sameNode(textNode2.parent()))) {
-            throw new Error('Wrapping text in non-sibling text nodes not supported.');
-        }
-        
-        var wrapperElement = this.createDocumentNode({tagName: params._with.tagName, attrs: params._with.attrs});
-        textNode1.after(wrapperElement);
-        textNode1.detach();
-        
-        if(prefixOutside.length > 0) {
-            wrapperElement.before({text:prefixOutside});
-        }
-        if(sameNode) {
-            var core = textNode1.getText().substr(params.offsetStart, params.offsetEnd - params.offsetStart);
-            wrapperElement.append({text: core});
-        } else {
-            textNode2.detach();
-            if(prefixInside.length > 0) {
-                wrapperElement.append({text: prefixInside});
-            }
-            for(var i = idx1 + 1; i < idx2; i++) {
-                wrapperElement.append(contentsInside[i]);
-            }
-            if(suffixInside.length > 0) {
-                wrapperElement.append({text: suffixInside});
-            }
-        }
-        if(suffixOutside.length > 0) {
-            wrapperElement.after({text: suffixOutside});
-        }
-        return wrapperElement;
-    },
-
     trigger: function() {
         //console.log('trigger: ' + arguments[0] + (arguments[1] ? ', ' + arguments[1].type : ''));
         Backbone.Events.trigger.apply(this, arguments);
@@ -675,14 +355,6 @@ $.extend(Document.prototype, Backbone.Events, {
         return insertion;
     },
 
-    replaceRoot: function(node) {
-        var insertion = this.getNodeInsertion(node);
-        this.root.detach();
-        defineDocumentProperties(this, insertion.ofNode._$);
-        insertion.ofNode.triggerChangeEvent('nodeAdded');
-        return insertion.ofNode;
-    },
-
     registerMethod: function(methodName, method, dstName) {
         var doc = this;
         var destination = {
@@ -738,6 +410,8 @@ $.extend(Document.prototype, Backbone.Events, {
         //console.log('transform');
         var toret, transformation;
 
+        // ref: odrebnie przygotowanie transformacji, odrebnie jej wykonanie (to pierwsze to analog transform z node)
+
         if(typeof Transformation === 'function') {
             transformation = new Transformation(this, this, args);
         } else {
@@ -793,7 +467,9 @@ var defineDocumentProperties = function(doc, $document) {
 
 return {
     documentFromXML: function(xml) {
-        return new Document(xml);
+        var doc = new Document(xml);
+        doc.registerExtension(coreTransformations);
+        return doc;
     },
 
     elementNodeFromXML: function(xml) {