'libs/jquery',
'libs/underscore',
'libs/backbone',
- 'smartxml/events'
-], function($, _, Backbone, events) {
+ 'smartxml/events',
+ 'smartxml/transformations'
+], function($, _, Backbone, events, transformations) {
'use strict';
-
+/* globals Node */
var TEXT_NODE = Node.TEXT_NODE;
var INSERTION = function(implementation) {
var toret = function(node) {
- var insertion = this.getNodeInsertion(node);
+ var insertion = this.getNodeInsertion(node),
+ 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});
+ this.triggerChangeEvent(insertion.insertsNew ? 'nodeAdded' : 'nodeMoved', {node: insertion.ofNode}, nodeParent);
return insertion.ofNode;
};
return toret;
};
$.extend(DocumentNode.prototype, {
+
+ transformations: new transformations.TransformationStorage(),
+
+ transform: function(name, args) {
+ var Transformation = this.transformations.get(name),
+ transformation;
+ if(Transformation) {
+ transformation = new Transformation(this.document, this, args);
+ }
+ return this.document.transform(transformation);
+ },
+
_setNativeNode: function(nativeNode) {
this.nativeNode = nativeNode;
this._$ = $(nativeNode);
},
clone: function() {
- return this.document.createDocumentNode(this._$.clone(true, true)[0]);
+ var clone = this._$.clone(true, true);
+ // clone.find('*').addBack().each(function() {
+ // var n = $(this);
+ // if(n.data('canvasElement')) {
+ // n.data('canvasElement', $.extend(true, {}, n.data('canvasElement')));
+ // n.data('canvasElement').$element = n.data('canvasElement').$element.clone(true, true);
+ // }
+ // });
+ return this.document.createDocumentNode(clone[0]);
},
getPath: function(ancestor) {
}
},
- triggerChangeEvent: function(type, metaData) {
- var event = new events.ChangeEvent(type, $.extend({node: this}, metaData || {}));
+ triggerChangeEvent: function(type, metaData, origParent) {
+ var node = (metaData && metaData.node) ? metaData.node : this,
+ event = new events.ChangeEvent(type, $.extend({node: node}, metaData || {}));
if(type === 'nodeDetached' || this.document.containsNode(event.meta.node)) {
this.document.trigger('change', event);
}
+ if((type === 'nodeAdded' || type === 'nodeMoved') && !(this.document.containsNode(this))) {
+ event = new events.ChangeEvent('nodeDetached', {node: node, parent: origParent});
+ this.document.trigger('change', event);
+ }
},
getNodeInsertion: function(node) {
detach: function() {
var next;
- if(parent && this.isSurroundedByTextElements()) {
+ if(this.parent() && this.isSurroundedByTextElements()) {
next = this.next();
this.prev().appendText(next.getText());
next.detach();
return this.nativeNode.tagName.toLowerCase();
},
- contents: function() {
+ contents: function(selector) {
var toret = [],
document = this.document;
- this._$.contents().each(function() {
- toret.push(document.createDocumentNode(this));
- });
+ if(selector) {
+ this._$.children(selector).each(function() {
+ toret.push(document.createDocumentNode(this));
+ });
+ } else {
+ this._$.contents().each(function() {
+ toret.push(document.createDocumentNode(this));
+ });
+ }
return toret;
},
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) {
}
});
+// trans
+
+// todo - split+append
+
+ElementNode.prototype.transformations.register(transformations.createContextTransformation({
+ name: 'smartxml.setAttr',
+ impl: function(args) {
+ this.setAttr(args.name, args.value);
+ },
+ getChangeRoot: function() {
+ return this.context;
+ }
+}));
+
+ElementNode.prototype.transformations.register(transformations.createContextTransformation({
+ name: 'smartxml.setAttr2',
+ impl: function(args) {
+ this.prevAttr = this.getAttr(args.name);
+ this.setAttr(args.name, args.value);
+ },
+ undo: function(args) {
+ this.setAttr(args.name, this.prevAttr);
+ }
+}));
+
+DocumentNode.prototype.transformations.register(transformations.createContextTransformation({
+ name: 'smartxml.wrapWith',
+ getChangeRoot: function() {
+ return this.context.parent();
+ },
+ impl: function(args) {
+ return this.wrapWith(args);
+ }
+}));
+
+DocumentNode.prototype.transformations.register(transformations.createContextTransformation({
+ name: 'smartxml.wrapText',
+ getChangeRoot: function() {
+ return this.context;
+ },
+ impl: function(args) {
+ return this.wrapText(args);
+ }
+}));
+
+DocumentNode.prototype.transformations.register(transformations.createContextTransformation({
+ name: 'smartxml.detach',
+ getChangeRoot: function() {
+ return this.context.parent();
+ },
+ impl: function(args) {
+ return this.detach();
+ }
+}));
+
+///
+
var TextNode = function(nativeNode, document) {
DocumentNode.call(this, nativeNode, document);
};
},
setText: function(text) {
+ console.log('smartxml: ' + text);
this.nativeNode.data = text;
this.triggerTextChangeEvent();
},
});
+TextNode.prototype.transformations.register(transformations.createContextTransformation({
+ name: 'rng.breakContent',
+ // impl: function(args) {
+ // var node = this.context,
+ // newNodes, emptyNode, emptyText;
+ // newNodes = node.transform('smartxml.split', {offset: args.offset});
+ // [newNodes.first, newNodes.second].some(function(newNode) {
+ // if(!(newNode.contents().length)) {
+ // newNode.transform('smartxml.append', {text: ''});
+ // return true; // break
+ // }
+ // });
+ // return _.extend(newNodes, {emptyText: emptyText});
+ // },
+ impl: function(args) {
+ var node = this,
+ newNodes, emptyNode, emptyText;
+ newNodes = node.split({offset: args.offset});
+ [newNodes.first, newNodes.second].some(function(newNode) {
+ if(!(newNode.contents().length)) {
+ newNode.append({text: ''});
+ return true; // break
+ }
+ });
+ return _.extend(newNodes, {emptyText: emptyText});
+ },
+ getChangeRoot: function() {
+ return this.context.parent().parent();
+ },
+ isAllowed: function(args) {
+ var parent = this.parent();
+ return !!(parent && parent.parent());
+ }
+}));
+
+
+ElementNode.prototype.transformations.register(transformations.createContextTransformation({
+ name: 'smartxml.setText',
+ impl: function(args) {
+ this.setText(args.text);
+ },
+ getChangeRoot: function() {
+ return this.context;
+ }
+}));
+
+
var parseXML = function(xml) {
return $($.trim(xml))[0];
};
var Document = function(xml) {
this.loadXML(xml);
+ this.undoStack = [];
+ this.redoStack = [];
+ this._transformationLevel = 0;
};
$.extend(Document.prototype, Backbone.Events, {
ElementNodeFactory: ElementNode,
TextNodeFactory: TextNode,
+ transformations: new transformations.TransformationStorage(),
createDocumentNode: function(from) {
if(!(from instanceof Node)) {
if(from.text !== undefined) {
+ /* globals document */
from = document.createTextNode(from.text);
} else {
var node = $('<' + from.tagName + '>');
},
wrapNodes: function(params) {
- if(!(params.element1.parent().sameNode(params.element2.parent()))) {
+ if(!(params.node1.parent().sameNode(params.node2.parent()))) {
throw new Error('Wrapping non-sibling nodes not supported.');
}
- var parent = params.element1.parent(),
+ var parent = params.node1.parent(),
parentContents = parent.contents(),
wrapper = this.createDocumentNode({
tagName: params._with.tagName,
attrs: params._with.attrs}),
- idx1 = parent.indexOf(params.element1),
- idx2 = parent.indexOf(params.element2);
+ idx1 = parent.indexOf(params.node1),
+ idx2 = parent.indexOf(params.node2);
if(idx1 > idx2) {
var tmp = idx1;
defineDocumentProperties(this, insertion.ofNode._$);
insertion.ofNode.triggerChangeEvent('nodeAdded');
return insertion.ofNode;
+ },
+
+ transform: function(transformation, args) {
+ console.log('transform');
+ var Transformation, toret;
+ if(typeof transformation === 'string') {
+ Transformation = this.transformations.get(transformation);
+ if(Transformation) {
+ transformation = new Transformation(this, this, args);
+ }
+ }
+ if(transformation) {
+ this._transformationLevel++;
+ toret = transformation.run();
+ if(this._transformationLevel === 1) {
+ this.undoStack.push(transformation);
+ }
+ this._transformationLevel--;
+ console.log('clearing redo stack');
+ this.redoStack = [];
+ return toret;
+ } else {
+ throw new Error('Transformation ' + transformation + ' doesn\'t exist!');
+ }
+ },
+ undo: function() {
+ var transformation = this.undoStack.pop();
+ if(transformation) {
+ transformation.undo();
+ this.redoStack.push(transformation);
+ }
+ },
+ redo: function() {
+ var transformation = this.redoStack.pop();
+ if(transformation) {
+ transformation.run();
+ this.undoStack.push(transformation);
+ }
+ },
+
+ getNodeByPath: function(path) {
+ var toret = this.root;
+ path.forEach(function(idx) {
+ toret = toret.contents()[idx];
+ });
+ return toret;
}
});
}, configurable: true});
};
+Document.prototype.transformations.register(transformations.createContextTransformation({
+ name: 'smartxml.wrapNodes',
+ // init: function() {
+
+ // },
+ // getChangeRoot: function() {
+ // return this.context;
+ // },
+ impl: function(args) {
+ this.wrapNodes(args);
+ },
+
+}));
+
+
return {
documentFromXML: function(xml) {
return new Document(xml);
fnp / fnpeditor.git / blobdiff