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/**
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* Build a Web Map Context (WMC) from a Web Map Server getCapabilities response.
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* This tool will replace the identified targetModel as opposed to editing
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* the target model which the EditContext tool will do.
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* @constructor
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* @base ToolBase
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* @param toolNode The tools's XML object node from the configuration document.
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* @param model The model that this tool belongs to
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*/
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function Caps2Context(toolNode, model) {
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ToolBase.apply(this, new Array(toolNode, model));
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var styleUrl = baseDir+"/tool/xsl/Caps2Context.xsl";
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this.stylesheet = new XslProcessor(styleUrl,model.namespace);
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// Set stylesheet parameters for all the child nodes from the config file
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for (var j=0;j<toolNode.childNodes.length;j++) {
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if (toolNode.childNodes[j].firstChild && toolNode.childNodes[j].firstChild.nodeValue) {
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this.stylesheet.setParameter(toolNode.childNodes[j].nodeName,toolNode.childNodes[j].firstChild.nodeValue);
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}
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}
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/**
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* Listener function which does the transformation and loads the target model
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* @param requestName the name of the web service operation to execute
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* @param featureNodeId the id of the node in the doc to be processed by the stylesheet
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*/
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this.mapAllLayers = function(objRef) {
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objRef.stylesheet.setParameter("selectedLayer",'');
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var newContext = objRef.stylesheet.transformNodeToObject(objRef.model.doc);
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objRef.targetModel.setParam("newModel", null);
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objRef.targetModel.url = '';
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objRef.targetModel.doc = newContext;
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objRef.targetModel.finishLoading();
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}
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this.model.addListener("mapAllLayers", this.mapAllLayers, this);
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/**
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* Listener function which does the transformation and loads the target model.
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* this wersion will convert a single layer from the Capabilities doc into a
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* context doc.
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* @param requestName the name of the web service operation to execute
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* @param featureNodeId the id of the node in the doc to be processed by the stylesheet
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*/
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this.mapSingleLayer = function(objRef, layerName) {
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objRef.stylesheet.setParameter("selectedLayer",layerName);
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var newContext = objRef.stylesheet.transformNodeToObject(objRef.model.doc);
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objRef.targetModel.setParam("newModel", null);
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objRef.targetModel.url = '';
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objRef.targetModel.doc = newContext;
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objRef.targetModel.finishLoading();
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}
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this.model.addListener("mapLayer", this.mapSingleLayer, this);
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}
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