mirror of
https://bitbucket.org/wisemapping/wisemapping-frontend.git
synced 2024-11-14 03:07:57 +01:00
531 lines
20 KiB
JavaScript
531 lines
20 KiB
JavaScript
/*
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* Copyright [2015] [wisemapping]
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*
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* Licensed under WiseMapping Public License, Version 1.0 (the "License").
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* It is basically the Apache License, Version 2.0 (the "License") plus the
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* "powered by wisemapping" text requirement on every single page;
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the license at
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*
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* http://www.wisemapping.org/license
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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const Core = require('@wismapping/core-js')
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const core = Core();
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const Mindmap = require('../model/Mindmap').default
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const INodeModel = require('../model/INodeModel').default;
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const { TopicShape } = require('../model/INodeModel');
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const TopicFeature = require('../TopicFeature').default
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const ConnectionLine = require('../ConnectionLine').default;
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/**
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* @class
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*/
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const XMLSerializer_Pela = new Class(
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/** @lends XMLSerializer_Pela */ {
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/**
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* @param mindmap
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* @throws will throw an error if mindmap is null or undefined
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* @return the created XML document (using the cross-browser implementation in core)
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*/
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toXML: function (mindmap) {
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$assert(mindmap, 'Can not save a null mindmap');
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var document = core.Utils.createDocument();
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// Store map attributes ...
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var mapElem = document.createElement('map');
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var name = mindmap.getId();
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if ($defined(name)) {
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mapElem.setAttribute('name', this.rmXmlInv(name));
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}
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var version = mindmap.getVersion();
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if ($defined(version)) {
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mapElem.setAttribute('version', version);
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}
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document.appendChild(mapElem);
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// Create branches ...
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var topics = mindmap.getBranches();
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for (var i = 0; i < topics.length; i++) {
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var topic = topics[i];
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var topicDom = this._topicToXML(document, topic);
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mapElem.appendChild(topicDom);
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}
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// Create Relationships
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var relationships = mindmap.getRelationships();
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if (relationships.length > 0) {
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for (var j = 0; j < relationships.length; j++) {
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var relationship = relationships[j];
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if (
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mindmap.findNodeById(relationship.getFromNode()) !== null &&
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mindmap.findNodeById(relationship.getToNode()) !== null
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) {
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// Isolated relationships are not persisted ....
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var relationDom = this._relationshipToXML(document, relationship);
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mapElem.appendChild(relationDom);
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}
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}
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}
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return document;
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},
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_topicToXML: function (document, topic) {
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var parentTopic = document.createElement('topic');
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// Set topic attributes...
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if (topic.getType() == INodeModel.CENTRAL_TOPIC_TYPE) {
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parentTopic.setAttribute('central', 'true');
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} else {
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var pos = topic.getPosition();
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parentTopic.setAttribute('position', pos.x + ',' + pos.y);
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var order = topic.getOrder();
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if (typeof order === 'number' && isFinite(order))
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parentTopic.setAttribute('order', order);
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}
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var text = topic.getText();
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if ($defined(text)) {
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this._noteTextToXML(document, parentTopic, text);
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}
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var shape = topic.getShapeType();
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if ($defined(shape)) {
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parentTopic.setAttribute('shape', shape);
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if (shape == TopicShape.IMAGE) {
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parentTopic.setAttribute(
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'image',
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topic.getImageSize().width +
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',' +
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topic.getImageSize().height +
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':' +
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topic.getImageUrl()
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);
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}
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}
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if (
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topic.areChildrenShrunken() &&
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topic.getType() != INodeModel.CENTRAL_TOPIC_TYPE
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) {
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parentTopic.setAttribute('shrink', 'true');
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}
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// Font properties ...
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var id = topic.getId();
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parentTopic.setAttribute('id', id);
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var font = '';
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var fontFamily = topic.getFontFamily();
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font += (fontFamily ? fontFamily : '') + ';';
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var fontSize = topic.getFontSize();
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font += (fontSize ? fontSize : '') + ';';
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var fontColor = topic.getFontColor();
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font += (fontColor ? fontColor : '') + ';';
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var fontWeight = topic.getFontWeight();
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font += (fontWeight ? fontWeight : '') + ';';
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var fontStyle = topic.getFontStyle();
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font += (fontStyle ? fontStyle : '') + ';';
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if (
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$defined(fontFamily) ||
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$defined(fontSize) ||
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$defined(fontColor) ||
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$defined(fontWeight) ||
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$defined(fontStyle)
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) {
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parentTopic.setAttribute('fontStyle', font);
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}
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var bgColor = topic.getBackgroundColor();
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if ($defined(bgColor)) {
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parentTopic.setAttribute('bgColor', bgColor);
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}
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var brColor = topic.getBorderColor();
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if ($defined(brColor)) {
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parentTopic.setAttribute('brColor', brColor);
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}
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var metadata = topic.getMetadata();
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if ($defined(metadata)) {
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parentTopic.setAttribute('metadata', metadata);
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}
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// Serialize features ...
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var features = topic.getFeatures();
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for (var i = 0; i < features.length; i++) {
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var feature = features[i];
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var featureType = feature.getType();
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var featureDom = document.createElement(featureType);
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var attributes = feature.getAttributes();
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for (var key in attributes) {
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var value = attributes[key];
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if (key == 'text') {
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var cdata = document.createCDATASection(this.rmXmlInv(value));
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featureDom.appendChild(cdata);
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} else {
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featureDom.setAttribute(key, this.rmXmlInv(value));
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}
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}
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parentTopic.appendChild(featureDom);
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}
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//CHILDREN TOPICS
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var childTopics = topic.getChildren();
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for (var j = 0; j < childTopics.length; j++) {
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var childTopic = childTopics[j];
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var childDom = this._topicToXML(document, childTopic);
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parentTopic.appendChild(childDom);
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}
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return parentTopic;
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},
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_noteTextToXML: function (document, elem, text) {
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if (text.indexOf('\n') == -1) {
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elem.setAttribute('text', this.rmXmlInv(text));
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} else {
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var textDom = document.createElement('text');
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var cdata = document.createCDATASection(this.rmXmlInv(text));
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textDom.appendChild(cdata);
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elem.appendChild(textDom);
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}
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},
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_relationshipToXML: function (document, relationship) {
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var result = document.createElement('relationship');
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result.setAttribute('srcTopicId', relationship.getFromNode());
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result.setAttribute('destTopicId', relationship.getToNode());
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var lineType = relationship.getLineType();
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result.setAttribute('lineType', lineType);
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if (
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lineType == ConnectionLine.CURVED ||
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lineType == ConnectionLine.SIMPLE_CURVED
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) {
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if ($defined(relationship.getSrcCtrlPoint())) {
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var srcPoint = relationship.getSrcCtrlPoint();
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result.setAttribute(
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'srcCtrlPoint',
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Math.round(srcPoint.x) + ',' + Math.round(srcPoint.y)
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);
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}
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if ($defined(relationship.getDestCtrlPoint())) {
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var destPoint = relationship.getDestCtrlPoint();
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result.setAttribute(
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'destCtrlPoint',
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Math.round(destPoint.x) + ',' + Math.round(destPoint.y)
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);
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}
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}
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result.setAttribute('endArrow', relationship.getEndArrow());
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result.setAttribute('startArrow', relationship.getStartArrow());
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return result;
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},
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/**
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* @param dom
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* @param mapId
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* @throws will throw an error if dom is null or undefined
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* @throws will throw an error if mapId is null or undefined
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* @throws will throw an error if the document element is not consistent with a wisemap's root
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* element
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*/
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loadFromDom: function (dom, mapId) {
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$assert(dom, 'dom can not be null');
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$assert(mapId, 'mapId can not be null');
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var rootElem = dom.documentElement;
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// Is a wisemap?.
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$assert(
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rootElem.tagName == XMLSerializer_Pela.MAP_ROOT_NODE,
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'This seem not to be a map document.'
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);
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this._idsMap = {};
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// Start the loading process ...
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var version = rootElem.getAttribute('version');
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var mindmap = new Mindmap(mapId, version);
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var children = rootElem.childNodes;
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for (var i = 0; i < children.length; i++) {
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var child = children[i];
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if (child.nodeType == 1) {
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switch (child.tagName) {
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case 'topic':
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var topic = this._deserializeNode(child, mindmap);
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mindmap.addBranch(topic);
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break;
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case 'relationship':
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var relationship = this._deserializeRelationship(child, mindmap);
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if (relationship != null) mindmap.addRelationship(relationship);
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break;
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}
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}
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}
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this._idsMap = null;
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mindmap.setId(mapId);
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return mindmap;
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},
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_deserializeNode: function (domElem, mindmap) {
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var type =
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domElem.getAttribute('central') != null
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? INodeModel.CENTRAL_TOPIC_TYPE
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: INodeModel.MAIN_TOPIC_TYPE;
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// Load attributes...
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var id = domElem.getAttribute('id');
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if ($defined(id)) {
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id = parseInt(id);
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}
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if (this._idsMap[id]) {
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id = null;
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} else {
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this._idsMap[id] = domElem;
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}
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var topic = mindmap.createNode(type, id);
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// Set text property is it;s defined...
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var text = domElem.getAttribute('text');
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if ($defined(text) && text) {
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topic.setText(text);
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}
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var fontStyle = domElem.getAttribute('fontStyle');
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if ($defined(fontStyle) && fontStyle) {
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var font = fontStyle.split(';');
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if (font[0]) {
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topic.setFontFamily(font[0]);
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}
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if (font[1]) {
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topic.setFontSize(font[1]);
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}
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if (font[2]) {
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topic.setFontColor(font[2]);
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}
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if (font[3]) {
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topic.setFontWeight(font[3]);
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}
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if (font[4]) {
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topic.setFontStyle(font[4]);
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}
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}
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var shape = domElem.getAttribute('shape');
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if ($defined(shape)) {
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topic.setShapeType(shape);
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if (shape == TopicShape.IMAGE) {
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var image = domElem.getAttribute('image');
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var size = image.substring(0, image.indexOf(':'));
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var url = image.substring(image.indexOf(':') + 1, image.length);
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topic.setImageUrl(url);
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var split = size.split(',');
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topic.setImageSize(split[0], split[1]);
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}
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}
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var bgColor = domElem.getAttribute('bgColor');
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if ($defined(bgColor)) {
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topic.setBackgroundColor(bgColor);
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}
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var borderColor = domElem.getAttribute('brColor');
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if ($defined(borderColor)) {
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topic.setBorderColor(borderColor);
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}
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var order = domElem.getAttribute('order');
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if ($defined(order) && order != 'NaN') {
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// Hack for broken maps ...
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topic.setOrder(parseInt(order));
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}
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var isShrink = domElem.getAttribute('shrink');
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// Hack: Some production maps has been stored with the central topic collapsed. This is a bug.
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if ($defined(isShrink) && type != INodeModel.CENTRAL_TOPIC_TYPE) {
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topic.setChildrenShrunken(isShrink);
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}
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var position = domElem.getAttribute('position');
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if ($defined(position)) {
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var pos = position.split(',');
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topic.setPosition(pos[0], pos[1]);
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}
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var metadata = domElem.getAttribute('metadata');
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if ($defined(metadata)) {
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topic.setMetadata(metadata);
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}
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//Creating icons and children nodes
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var children = domElem.childNodes;
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for (var i = 0; i < children.length; i++) {
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var child = children[i];
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if (child.nodeType == Node.ELEMENT_NODE) {
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if (child.tagName == 'topic') {
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var childTopic = this._deserializeNode(child, mindmap);
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childTopic.connectTo(topic);
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} else if (TopicFeature.isSupported(child.tagName)) {
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// Load attributes ...
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var namedNodeMap = child.attributes;
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var attributes = {};
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for (var j = 0; j < namedNodeMap.length; j++) {
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var attribute = namedNodeMap.item(j);
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attributes[attribute.name] = attribute.value;
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}
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// Has text node ?.
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var textAttr = this._deserializeTextAttr(child);
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if (textAttr) {
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attributes['text'] = textAttr;
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}
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// Create a new element ....
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var featureType = child.tagName;
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var feature = TopicFeature.createModel(featureType, attributes);
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topic.addFeature(feature);
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} else if (child.tagName == 'text') {
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var nodeText = this._deserializeNodeText(child);
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topic.setText(nodeText);
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}
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}
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}
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return topic;
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},
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_deserializeTextAttr: function (domElem) {
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var value = domElem.getAttribute('text');
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if (!$defined(value)) {
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var children = domElem.childNodes;
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for (var i = 0; i < children.length; i++) {
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var child = children[i];
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if (child.nodeType == Node.CDATA_SECTION_NODE) {
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value = child.nodeValue;
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}
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}
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} else {
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// Notes must be decoded ...
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value = unescape(value);
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// Hack for empty nodes ...
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if (value == '') {
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value = ' ';
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}
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}
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return value;
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},
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_deserializeNodeText: function (domElem) {
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var children = domElem.childNodes;
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var value = null;
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for (var i = 0; i < children.length; i++) {
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var child = children[i];
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if (child.nodeType == Node.CDATA_SECTION_NODE) {
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value = child.nodeValue;
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}
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}
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return value;
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},
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_deserializeRelationship: function (domElement, mindmap) {
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var srcId = domElement.getAttribute('srcTopicId');
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var destId = domElement.getAttribute('destTopicId');
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var lineType = domElement.getAttribute('lineType');
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var srcCtrlPoint = domElement.getAttribute('srcCtrlPoint');
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var destCtrlPoint = domElement.getAttribute('destCtrlPoint');
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var endArrow = domElement.getAttribute('endArrow');
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var startArrow = domElement.getAttribute('startArrow');
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//If for some reason a relationship lines has source and dest nodes the same, don't import it.
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if (srcId == destId) {
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return null;
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}
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// Is the connections points valid ?. If it's not, do not load the relationship ...
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if (mindmap.findNodeById(srcId) == null || mindmap.findNodeById(destId) == null) {
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return null;
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}
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var model = mindmap.createRelationship(srcId, destId);
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model.setLineType(lineType);
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if ($defined(srcCtrlPoint) && srcCtrlPoint != '') {
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model.setSrcCtrlPoint(core.Point.fromString(srcCtrlPoint));
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}
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if ($defined(destCtrlPoint) && destCtrlPoint != '') {
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model.setDestCtrlPoint(core.Point.fromString(destCtrlPoint));
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}
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model.setEndArrow('false');
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model.setStartArrow('true');
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return model;
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},
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/**
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* This method ensures that the output String has only
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* valid XML unicode characters as specified by the
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* XML 1.0 standard. For reference, please see
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* <a href="http://www.w3.org/TR/2000/REC-xml-20001006#NT-Char">the
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* standard</a>. This method will return an empty
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* String if the input is null or empty.
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*
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* @param in The String whose non-valid characters we want to remove.
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* @return The in String, stripped of non-valid characters.
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*/
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rmXmlInv: function (str) {
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if (str == null || str == undefined) return null;
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var result = '';
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for (var i = 0; i < str.length; i++) {
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var c = str.charCodeAt(i);
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if (
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c == 0x9 ||
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c == 0xa ||
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c == 0xd ||
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(c >= 0x20 && c <= 0xd7ff) ||
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(c >= 0xe000 && c <= 0xfffd) ||
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(c >= 0x10000 && c <= 0x10ffff)
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) {
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result = result + str.charAt(i);
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}
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}
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return result;
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},
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}
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);
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/**
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* a wisemap's root element tag name
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* @constant
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* @type {String}
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* @default
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*/
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XMLSerializer_Pela.MAP_ROOT_NODE = 'map';
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export default XMLSerializer_Pela;
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