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<a href='http://mapbuilder.sourceforge.net'>Community Map Builder</a> 27 Apr 2008 Overview
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<b><a href='http://mapbuilder.sourceforge.net'>Community Map Builder</a> 27 Apr 2008</b></em>
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<center>
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<h2>WmsCapabilities.js</h2>
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<h4>Summary</h4>
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<p>
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No overview generated for 'WmsCapabilities.js'<BR/><BR/>
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<td colspan=2><font size="+2">
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<b>Class Summary</b>
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</font></td>
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</tr>
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<tr bgcolor="white" class="TableRowColor">
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<td width="15%"><b><a href="WmsCapabilities.html">WmsCapabilities</a></b></td>
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<td> </td>
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</table>
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<hr/>
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<!-- ========== METHOD SUMMARY =========== -->
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<!-- ========== END METHOD SUMMARY =========== -->
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<pre class="sourceview"><span class="comment">/*
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License: LGPL as per: http://www.gnu.org/copyleft/lesser.html
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$Id: WmsCapabilities.js 3887 2008-02-27 18:18:53Z ahocevar $
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*/</span>
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<span class="comment">
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// Ensure this object's dependancies are loaded.</span>
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mapbuilder.loadScript(baseDir+<span class="literal">"/model/ModelBase.js"</span>);
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<span class="comment">/**
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* Stores a Web Map Server (WMS) Capabilities document as defined by the
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* Open Geospatial Consortium (http://www.opengeospatial.org/) and extensions the the WMC.
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*
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* <span class="attrib">@constructor</span>
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* <span class="attrib">@base</span> ModelBase
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* <span class="attrib">@author</span> Mike Adair
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* <span class="attrib">@param</span> modelNode The model's XML object node from the configuration document.
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* <span class="attrib">@param</span> parent The model object that this widget belongs to.
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*/</span>
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<span class="reserved">function</span> WmsCapabilities(modelNode, parent) {
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<span class="comment"> // Inherit the ModelBase functions and parameters</span>
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ModelBase.apply(<span class="reserved">this</span>, new Array(modelNode, parent));
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<span class="reserved">this</span>.namespace = <span class="literal">"xmlns:wms='http://www.opengis.net/wms' xmlns:xlink='http://www.w3.org/1999/xlink'"</span>;
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<span class="comment">/**
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* Returns the serverUrl for the WMS request passed in with the specified
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* HTTP method from the capabilities doc.
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* <span class="attrib">@param</span> requestName the WMS request to get the URL for
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* <span class="attrib">@param</span> method http method for the request
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* <span class="attrib">@param</span> feature ignored for WMS docs
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* <span class="attrib">@return</span> URL for the specified request with the specified method
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*/</span>
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<span class="reserved">this</span>.getServerUrl = <span class="reserved">function</span>(requestName, method, feature) {
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var version = <span class="reserved">this</span>.getVersion();
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<span class="reserved">if</span> (version == <span class="literal">"1.0.0"</span>) {
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requestName = requestName.substring(3); //strip of <span class="literal">"Get"</span> part of request name
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var xpath = <span class="literal">"/WMT_MS_Capabilities/Capability/Request/"</span>+requestName;
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<span class="reserved">if</span> (method.toLowerCase() == <span class="literal">"post"</span>) {
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xpath += <span class="literal">"/DCPType/HTTP/Post"</span>;
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} <span class="reserved">else</span> {
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xpath += <span class="literal">"/DCPType/HTTP/Get"</span>;
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}
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<span class="reserved">return</span> <span class="reserved">this</span>.doc.selectSingleNode(xpath).getAttribute(<span class="literal">"onlineResource"</span>);
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} <span class="reserved">else</span> {
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var xpath = <span class="literal">"/WMT_MS_Capabilities/Capability/Request/"</span>+requestName;
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<span class="reserved">if</span> (method.toLowerCase() == <span class="literal">"post"</span>) {
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xpath += <span class="literal">"/DCPType/HTTP/Post/OnlineResource"</span>;
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} <span class="reserved">else</span> {
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xpath += <span class="literal">"/DCPType/HTTP/Get/OnlineResource"</span>;
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}
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<span class="reserved">return</span> <span class="reserved">this</span>.doc.selectSingleNode(xpath).getAttribute(<span class="literal">"xlink:href"</span>);
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}
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}
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<span class="comment">/**
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* Returns the version for the WMS
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* <span class="attrib">@return</span> the WMS version
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*/</span>
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<span class="reserved">this</span>.getVersion = <span class="reserved">function</span>() {
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var xpath = <span class="literal">"/WMT_MS_Capabilities"</span>;
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<span class="reserved">return</span> <span class="reserved">this</span>.doc.selectSingleNode(xpath).getAttribute(<span class="literal">"version"</span>);
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}
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<span class="comment">/**
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* <span class="attrib">@return</span> the title of the WMS server
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*/</span>
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<span class="reserved">this</span>.getServerTitle = <span class="reserved">function</span>() {
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var xpath = <span class="literal">"/WMT_MS_Capabilities/Service/Title"</span>;
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<span class="reserved">return</span> Mapbuilder.getProperty(<span class="reserved">this</span>.doc, xpath, <span class="literal">"no title"</span>);
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}
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<span class="comment">/**
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* <span class="attrib">@return</span> the first image format listed
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*/</span>
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<span class="reserved">this</span>.getImageFormat = <span class="reserved">function</span>() {
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var version = <span class="reserved">this</span>.getVersion();
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<span class="reserved">if</span> (version == <span class="literal">"1.0.0"</span>) {
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var xpath = <span class="literal">"/WMT_MS_Capabilities/Capability/Request/Map/Format"</span>; //strip of <span class="literal">"Get"</span> part of request name
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var node = <span class="reserved">this</span>.doc.selectSingleNode(xpath);
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<span class="reserved">if</span>(_SARISSA_IS_IE) {
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<span class="reserved">return</span> <span class="literal">"image/"</span>+node.firstChild.baseName.toLowerCase();
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}
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<span class="reserved">else</span> {
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<span class="reserved">return</span> <span class="literal">"image/"</span>+node.firstChild.localName.toLowerCase();
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}
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} <span class="reserved">else</span> {
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var xpath = <span class="literal">"/WMT_MS_Capabilities/Capability/Request/GetMap/Format"</span>;
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<span class="reserved">return</span> Mapbuilder.getProperty(<span class="reserved">this</span>.doc, xpath);
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}
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}
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<span class="comment">/**
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* <span class="attrib">@return</span> the name of the WMS server
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*/</span>
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<span class="reserved">this</span>.getServiceName = <span class="reserved">function</span>() {
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var xpath = <span class="literal">"/WMT_MS_Capabilities/Service/Name"</span>;
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<span class="reserved">return</span> Mapbuilder.getProperty(<span class="reserved">this</span>.doc, xpath);
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}
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<span class="comment">/**
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* Returns the Layer node with the specified name from the list of nodes
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* selected by the nodeSelectXpath from the capabilities doc.
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* <span class="attrib">@param</span> featureName name of the featureType to look up
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* <span class="attrib">@return</span> the Layer node with the specified name.
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*/</span>
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<span class="reserved">this</span>.getFeatureNode = <span class="reserved">function</span>(featureName) {
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<span class="reserved">return</span> <span class="reserved">this</span>.doc.selectSingleNode(<span class="reserved">this</span>.nodeSelectXpath+<span class="literal">"[Name='"</span>+featureName+<span class="literal">"']"</span>);
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}
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}
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</pre>
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<b><a href='http://mapbuilder.sourceforge.net'>Community Map Builder</a> 27 Apr 2008</b></em>
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<div class="jsdoc_ctime">Documentation generated by <a href="http://jsdoc.sourceforge.net/" target="_parent">JSDoc</a> on Sun Apr 27 20:30:54 2008</div>
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