var TEXT_NODE = Node.TEXT_NODE;
+var INSERTION = function(implementation) {
+ var toret = function(node) {
+ var insertion = this.getNodeInsertion(node);
+ implementation.call(this, insertion.ofNode.nativeNode);
+ this.triggerChangeEvent(insertion.insertsNew ? 'nodeAdded' : 'nodeMoved', {node: insertion.ofNode});
+ return insertion.ofNode;
+ };
+ return toret;
+};
+
var DocumentNode = function(nativeNode, document) {
if(!document) {
throw new Error('undefined document for a node');
this._$ = $(nativeNode);
},
+ isRoot: function() {
+ return this.document.root.sameNode(this);
+ },
+
detach: function() {
var parent = this.parent();
this._$.detach();
parent: function() {
var parentNode = this.nativeNode.parentNode;
if(parentNode && parentNode.nodeType === Node.ELEMENT_NODE) {
- return this.document.createElementNode(parentNode);
+ return this.document.createDocumentNode(parentNode);
}
return null;
},
return parents;
},
- after: function(node) {
- var insertion = this.getNodeInsertion(node);
- this._$.after(insertion.ofNode.nativeNode);
- this.triggerChangeEvent(insertion.insertsNew ? 'nodeAdded' : 'nodeMoved', {node: insertion.ofNode});
- return insertion.ofNode;
+ prev: function() {
+ var myIdx = this.getIndex();
+ return myIdx > 0 ? this.parent().contents()[myIdx-1] : null;
},
- before: function(node) {
- var insertion = this.getNodeInsertion(node);
- this._$.before(insertion.ofNode.nativeNode);
- this.triggerChangeEvent(insertion.insertsNew ? 'nodeAdded' : 'nodeMoved', {node: insertion.ofNode});
- return insertion.ofNode;
+ next: function() {
+ if(this.isRoot()) {
+ return null;
+ }
+ var myIdx = this.getIndex(),
+ parentContents = this.parent().contents();
+ return myIdx < parentContents.length - 1 ? parentContents[myIdx+1] : null;
},
- wrapWith: function(node) {
- node = node instanceof ElementNode ? node : this.document.createElementNode(node);
+ isSurroundedByTextElements: function() {
+ var prev = this.prev(),
+ next = this.next();
+ 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(node);
+ 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;
}
- node.append(this);
- return node;
},
triggerChangeEvent: function(type, metaData) {
var event = new events.ChangeEvent(type, $.extend({node: this}, metaData || {}));
- this.document.trigger('change', event);
+ if(type === 'nodeDetached' || this.document.containsNode(event.meta.node)) {
+ this.document.trigger('change', event);
+ }
},
getNodeInsertion: function(node) {
insertion.ofNode = node;
insertion.insertsNew = !this.document.containsNode(node);
} else {
- insertion.ofNode = this.document.createElementNode(node);
+ insertion.ofNode = this.document.createDocumentNode(node);
insertion.insertsNew = true;
}
return insertion;
},
getIndex: function() {
+ if(this.isRoot()) {
+ return 0;
+ }
return this.parent().indexOf(this);
}
});
$.extend(ElementNode.prototype, {
nodeType: Node.ELEMENT_NODE,
+ detach: function() {
+ var next;
+ if(parent && this.isSurroundedByTextElements()) {
+ next = this.next();
+ this.prev().appendText(next.getText());
+ next.detach();
+ }
+ return DocumentNode.prototype.detach.call(this);
+ },
+
setData: function(key, value) {
if(value !== undefined) {
this._$.data(key, value);
var toret = [],
document = this.document;
this._$.contents().each(function() {
- if(this.nodeType === Node.ELEMENT_NODE) {
- toret.push(document.createElementNode(this));
- }
- else if(this.nodeType === Node.TEXT_NODE) {
- toret.push(document.createTextNode(this));
- }
+ toret.push(document.createDocumentNode(this));
});
return toret;
},
},
setTag: function(tagName) {
- var node = this.document.createElementNode({tagName: tagName}),
+ var node = this.document.createDocumentNode({tagName: tagName}),
oldTagName = this.getTagName(),
myContents = this._$.contents();
return toret;
},
- append: function(node) {
- var insertion = this.getNodeInsertion(node);
- this._$.append(insertion.ofNode.nativeNode);
- this.triggerChangeEvent(insertion.insertsNew ? 'nodeAdded' : 'nodeMoved', {node: insertion.ofNode});
- return insertion.ofNode;
- },
+ append: INSERTION(function(nativeNode) {
+ this._$.append(nativeNode);
+ }),
- prepend: function(node) {
- var insertion = this.getNodeInsertion(node);
- this._$.prepend(insertion.ofNode.nativeNode);
- this.triggerChangeEvent(insertion.insertsNew ? 'nodeAdded' : 'nodeMoved', {node: insertion.ofNode});
- return insertion.ofNode;
- },
+ prepend: INSERTION(function(nativeNode) {
+ this._$.prepend(nativeNode);
+ }),
unwrapContent: function() {
var parent = this.parent();
return;
}
- var parentContents = parent.contents(),
- myContents = this.contents(),
+ var myContents = this.contents(),
myIdx = parent.indexOf(this);
+
if(myContents.length === 0) {
return this.detach();
}
- var moveLeftRange, moveRightRange, leftMerged;
+ var prev = this.prev(),
+ next = this.next(),
+ moveLeftRange, moveRightRange, leftMerged;
- if(myIdx > 0 && (parentContents[myIdx-1].nodeType === TEXT_NODE) && (myContents[0].nodeType === TEXT_NODE)) {
- parentContents[myIdx-1].appendText(myContents[0].getText());
+ if(prev && (prev.nodeType === TEXT_NODE) && (myContents[0].nodeType === TEXT_NODE)) {
+ prev.appendText(myContents[0].getText());
myContents[0].detach();
moveLeftRange = true;
leftMerged = true;
}
if(!(leftMerged && myContents.length === 1)) {
- if(myIdx < parentContents.length - 1 && (parentContents[myIdx+1].nodeType === TEXT_NODE) && (myContents[myContents.length-1].nodeType === TEXT_NODE)) {
- parentContents[myIdx+1].prependText(myContents[myContents.length-1].getText());
- myContents[myContents.length-1].detach();
+ var lastContents = _.last(myContents);
+ if(next && (next.nodeType === TEXT_NODE) && (lastContents.nodeType === TEXT_NODE)) {
+ next.prependText(lastContents.getText());
+ lastContents.detach();
moveRightRange = true;
}
}
ElementNodeFactory: ElementNode,
TextNodeFactory: TextNode,
- createElementNode: function(from) {
- if(!(from instanceof HTMLElement)) {
+ createDocumentNode: function(from) {
+ if(!(from instanceof Node)) {
if(from.text) {
from = document.createTextNode(from.text);
} else {
return new Factory(from, this);
},
- createTextNode: function(nativeNode) {
- return new this.TextNodeFactory(nativeNode, this);
- },
-
loadXML: function(xml, options) {
options = options || {};
defineDocumentProperties(this, $(parseXML(xml)));
},
containsNode: function(node) {
- return node._$.parents().index(this.root._$) !== -1;
+ return this.root && (node.nativeNode === this.root.nativeNode || node._$.parents().index(this.root._$) !== -1);
},
wrapNodes: function(params) {
var parent = params.element1.parent(),
parentContents = parent.contents(),
- wrapper = this.createElementNode({
+ wrapper = this.createDocumentNode({
tagName: params._with.tagName,
attrs: params._with.attrs}),
idx1 = parent.indexOf(params.element1),
throw new Error('Wrapping text in non-sibling text nodes not supported.');
}
- var wrapperElement = this.createElementNode({tagName: params._with.tagName, attrs: params._with.attrs});
+ var wrapperElement = this.createDocumentNode({tagName: params._with.tagName, attrs: params._with.attrs});
textNode1.after(wrapperElement);
textNode1.detach();
var defineDocumentProperties = function(doc, $document) {
Object.defineProperty(doc, 'root', {get: function() {
- return doc.createElementNode($document[0]);
+ return doc.createDocumentNode($document[0]);
}, configurable: true});
Object.defineProperty(doc, 'dom', {get: function() {
return $document[0];
fnp / fnpeditor.git / blobdiff