X-Git-Url: https://git.mdrn.pl/fnpeditor.git/blobdiff_plain/0c978bca67983e93096a8e744b53e50861a9333d..26108cb6ddfa48f5b1530ef035ba38c3c117d9ad:/src/smartxml/smartxml.js diff --git a/src/smartxml/smartxml.js b/src/smartxml/smartxml.js index 7b59b18..8110a97 100644 --- a/src/smartxml/smartxml.js +++ b/src/smartxml/smartxml.js @@ -2,8 +2,9 @@ define([ 'libs/jquery', 'libs/underscore', 'libs/backbone', - 'smartxml/events' -], function($, _, Backbone, events) { + 'smartxml/events', + 'smartxml/transformations' +], function($, _, Backbone, events, transformations) { 'use strict'; /* globals Node */ @@ -14,25 +15,18 @@ 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); + this.triggerChangeEvent(insertion.insertsNew ? 'nodeAdded' : 'nodeMoved', {node: insertion.ofNode}, nodeParent, nodeWasContained); return insertion.ofNode; }; return toret; }; -// var TRANSFORMATION = function(name, implementation) { -// //implementation._isTransformation = true; - -// createDumbTransformation(name, implementation, ) - -// return implementation; -// }; - var DocumentNode = function(nativeNode, document) { if(!document) { throw new Error('undefined document for a node'); @@ -43,6 +37,18 @@ var DocumentNode = function(nativeNode, document) { }; $.extend(DocumentNode.prototype, { + + transformations: new transformations.TransformationStorage(), + + transform: function(name, args) { + var Transformation = this.transformations.get(name), + transformation; + if(Transformation) { + transformation = new Transformation(this.document, this, args); + } + return this.document.transform(transformation); + }, + _setNativeNode: function(nativeNode) { this.nativeNode = nativeNode; this._$ = $(nativeNode); @@ -175,13 +181,13 @@ $.extend(DocumentNode.prototype, { } }, - triggerChangeEvent: function(type, metaData, origParent) { + triggerChangeEvent: function(type, metaData, origParent, nodeWasContained) { 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))) { + if((type === 'nodeAdded' || type === 'nodeMoved') && !this.document.containsNode(this) && nodeWasContained) { event = new events.ChangeEvent('nodeDetached', {node: node, parent: origParent}); this.document.trigger('change', event); } @@ -237,12 +243,18 @@ $.extend(ElementNode.prototype, { return this.nativeNode.tagName.toLowerCase(); }, - contents: function() { + contents: function(selector) { var toret = [], document = this.document; - this._$.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; }, @@ -370,6 +382,63 @@ $.extend(ElementNode.prototype, { } }); +// 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); }; @@ -383,7 +452,7 @@ $.extend(TextNode.prototype, { }, setText: function(text) { - console.log('smartxml: ' + text); + //console.log('smartxml: ' + text); this.nativeNode.data = text; this.triggerTextChangeEvent(); }, @@ -457,6 +526,53 @@ $.extend(TextNode.prototype, { }); +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]; }; @@ -465,11 +581,15 @@ var Document = function(xml) { this.loadXML(xml); this.undoStack = []; this.redoStack = []; + this._transformationLevel = 0; + this.transformations = new transformations.TransformationStorage(); + }; $.extend(Document.prototype, Backbone.Events, { ElementNodeFactory: ElementNode, TextNodeFactory: TextNode, + transformations: new transformations.TransformationStorage(), createDocumentNode: function(from) { if(!(from instanceof Node)) { @@ -641,18 +761,27 @@ $.extend(Document.prototype, Backbone.Events, { return insertion.ofNode; }, - transform: function(transformationName, args) { - console.log('transform'); - var Transformation = transformations[transformationName], - transformation; - if(Transformation) { - transformation = new Transformation(args); - transformation.run(); - this.undoStack.push(transformation); - console.log('clearing redo stack'); + 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 ' + transformationName + ' doesn\'t exist!'); + throw new Error('Transformation ' + transformation + ' doesn\'t exist!'); } }, undo: function() { @@ -688,184 +817,20 @@ var defineDocumentProperties = function(doc, $document) { }, configurable: true}); }; +Document.prototype.transformations.register(transformations.createContextTransformation({ + name: 'smartxml.wrapNodes', + // init: function() { -// var registerTransformationsFromObject = function(object) { -// _.values(object).filter(function(val) { -// return typeof val === 'function' && val._isTransformation; -// }) -// .forEach(function(val) { -// registerTransformation(val._transformationName, val, object); -// }); -// }; -// registerTransformationsFromObject(ElementNode.prototype); -// registerTransformationsFromObject(TextNode.prototype); -// registerTransformationsFromObject(Document.prototype); - -// var Transformation = function() { -// }; -// $.extend(Transformation.prototype, { - -// }); - - -// var createDumbTransformation = function(impl, contextObject) { -// var DumbTransformation = function(args) { -// this.args = this.args; -// }; -// DumbTransformation.prototype = Object.create(Transformation.prototype); -// $.extend(DumbTransformation.prototype, { -// run: function() { -// impl.apply(contextObject, this.args); -// } -// }); - -// return DumbTransformation; - - -// }; - -var transformations = {}; -// var registerTransformation = function(name, impl, contextObject) { -// if(typeof impl === 'function') { -// transformations[name] = createDumbTransformation(impl, contextObject); -// } -// }; - -// registerTransformation('detachx', DocumentNode.prototype.detach, ) - - -// 1. detach via totalny fallback -var DetachNodeTransformation = function(args) { - this.node = args.node; - this.document = this.node.document; -}; -$.extend(DetachNodeTransformation.prototype, { - run: function() { - this.oldRoot = this.node.document.root.clone(); - this.path = this.node.getPath(); - this.node.detach(); // @TS - - }, - undo: function() { - this.document.root.replaceWith(this.oldRoot); // this.getDocument? - this.node = this.document.getNodeByPath(this.path); - } -}); -transformations['detach'] = DetachNodeTransformation; - -//2. detach via wskazanie changeroot - -var Detach2NodeTransformation = function(args) { - this.nodePath = args.node.getPath(); - this.document = args.node.document; -}; -$.extend(Detach2NodeTransformation.prototype, { - run: function() { - var node = this.document.getNodeByPath(this.nodePath), - root = node.parent() ? node.parent() : this.document.root; - - this.rootPath = root.getPath(); - this.oldRoot = (root).clone(); - node.detach(); - }, - undo: function() { - this.document.getNodeByPath(this.rootPath).replaceWith(this.oldRoot); - } -}); -//transformations['detach2'] = Detach2NodeTransformation; - -//2a. generyczna transformacja - -var createTransformation = function(desc) { - - var NodeTransformation = function(args) { - this.nodePath = args.node.getPath(); - this.document = args.node.document; - this.args = args; - }; - $.extend(NodeTransformation.prototype, { - run: function() { - var node = this.document.getNodeByPath(this.nodePath), - root; - - if(desc.getRoot) { - root = desc.getRoot(node); - } else { - root = this.document.root; - } - - this.rootPath = root.getPath(); - this.oldRoot = (root).clone(); - desc.impl.call(node, this.args); - }, - undo: function() { - this.document.getNodeByPath(this.rootPath).replaceWith(this.oldRoot); - } - }); - - return NodeTransformation; -} - -transformations['detach2'] = createTransformation({ - // impl: function() { - // //this.setAttr('class', 'cite'); // // }, - impl: ElementNode.prototype.detach, - getRoot: function(node) { - return node.parent(); - } - -}); - -transformations['setText'] = createTransformation({ + // getChangeRoot: function() { + // return this.context; + // }, impl: function(args) { - this.setText(args.text) + this.wrapNodes(args); }, - getRoot: function(node) { - return node; - } -}); - -//3. detach z pełnym własnym redo - -var Detach3NodeTransformation = function(args) { - this.node = args.node; - this.document = this.node.document; -}; -$.extend(Detach3NodeTransformation.prototype, { - run: function() { - //this.index = this.node.getIndex(); - //this.parent = this.node.parent(); - - this.path = this.node.getPath(); - if(this.node.isSurroundedByTextElements()) { - this.prevText = this.node.prev().getText(); - this.nextText = this.node.next().getText(); - this.merge = true; - } else { - this.prevText = this.nextText = null; - this.merge = false; - } +})); - this.node.detach(); - }, - undo: function() { - var parent = this.document.getNodeByPath(this.path.slice(0,-1)), - idx = _.last(this.path); - var inserted = parent.insertAtIndex(this.node, idx); - if(this.merge) { - if(inserted.next()) { - inserted.before({text: this.prevText}); - inserted.next().setText(this.nextText); - } else { - inserted.prev().setText(this.prevText); - inserted.after({text: this.nextText}); - } - } - } -}); -transformations['detach3'] = Detach3NodeTransformation; return { documentFromXML: function(xml) { @@ -878,7 +843,8 @@ return { Document: Document, DocumentNode: DocumentNode, - ElementNode: ElementNode + ElementNode: ElementNode, + TextNode: TextNode }; }); \ No newline at end of file