From: Aleksander Ɓukasz Date: Fri, 25 Oct 2013 08:33:38 +0000 (+0200) Subject: smartxml: wrapping sibling nodes X-Git-Url: https://git.mdrn.pl/fnpeditor.git/commitdiff_plain/5281c07b13ea63c96602a232e61332fb41ca0779?ds=inline smartxml: wrapping sibling nodes --- diff --git a/src/smartxml/smartxml.js b/src/smartxml/smartxml.js index 91dd8bb..28a88ee 100644 --- a/src/smartxml/smartxml.js +++ b/src/smartxml/smartxml.js @@ -26,7 +26,10 @@ $.extend(DocumentNode.prototype, { this._$ = $(nativeNode); }, - detach: function() { this._$.detach(); }, + detach: function() { + this._$.detach(); + return this; + }, sameNode: function(otherNode) { return otherNode && this.nativeNode === otherNode.nativeNode; @@ -313,6 +316,42 @@ $.extend(Document.prototype, Backbone.Events, { return this.root.toXML(); }, + wrapNodes: function(params) { + if(!(params.element1.parent().sameNode(params.element2.parent()))) { + throw new Error('Wrapping non-sibling nodes not supported.'); + } + + var parent = params.element1.parent(), + parentContents = parent.contents(), + wrapper = this.createElementNode({ + tagName: params._with.tagName, + attrs: params._with.attrs}), + idx1 = parent.indexOf(params.element1), + idx2 = parent.indexOf(params.element2); + + 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') { diff --git a/src/smartxml/smartxml.test.js b/src/smartxml/smartxml.test.js index b12f127..0826458 100644 --- a/src/smartxml/smartxml.test.js +++ b/src/smartxml/smartxml.test.js @@ -317,6 +317,55 @@ describe('smartxml', function() { expect(wrapperContents[1].contents()[0].getText()).to.equal('small'); }); }); + + describe('Wrapping Nodes', function() { + it('wraps multiple sibling nodes', function() { + var section = elementNodeFromXML('
Alice
has
a cat
'), + aliceText = section.contents()[0], + firstDiv = section.contents()[1], + lastDiv = section.contents()[section.contents().length -1]; + + var returned = section.document.wrapNodes({ + element1: aliceText, + element2: lastDiv, + _with: {tagName: 'header'} + }); + + var sectionContents = section.contents(), + header = sectionContents[0], + headerContents = header.contents(); + + expect(sectionContents).to.have.length(1); + expect(header.sameNode(returned)).to.equal(true, 'wrapper returned'); + expect(header.parent().sameNode(section)).to.be.true; + expect(headerContents).to.have.length(3); + expect(headerContents[0].sameNode(aliceText)).to.equal(true, 'first node wrapped'); + expect(headerContents[1].sameNode(firstDiv)).to.equal(true, 'second node wrapped'); + expect(headerContents[2].sameNode(lastDiv)).to.equal(true, 'third node wrapped'); + }); + + it('wraps multiple sibling Elements - middle case', function() { + var section = elementNodeFromXML('
'), + div2 = section.contents()[1], + div3 = section.contents()[2]; + + section.document.wrapNodes({ + element1: div2, + element2: div3, + _with: {tagName: 'header'} + }); + + var sectionContents = section.contents(), + header = sectionContents[1], + headerChildren = header.contents(); + + expect(sectionContents).to.have.length(3); + expect(headerChildren).to.have.length(2); + expect(headerChildren[0].sameNode(div2)).to.equal(true, 'first node wrapped'); + expect(headerChildren[1].sameNode(div3)).to.equal(true, 'second node wrapped'); + }); + }); + }); describe('Serializing document to WLXML', function() {