server/org.argeo.slc.ria/src/argeo-ria-lib/jcr/class/org/argeo/jcr/ria/provider/XmlNodeProvider.js

   1 qx.Class.define("org.argeo.jcr.ria.provider.XmlNodeProvider", {
   2         extend : qx.core.Object,
   3         implement : [org.argeo.jcr.ria.provider.INodeProvider],
   4
   5         properties : {
   6                 settings :{
   7                         check : "Object"
   8                 },
   9                 xmlDoc : {
  10
  11                 },
  12                 xmlDocLoaded : {
  13                         check : "Boolean",
  14                         init : false,
  15                         event : "changeXmlDocLoaded"
  16                 }
  17         },
  18
  19         members : {
  20                 _xmlDoc : null,
  21                 initProvider : function(properties){
  22                         this.setSettings(properties);
  23                 },
  24                 /**
  25                  *
  26                  * @param node org.argeo.jcr.ria.model.Node
  27                  * @param nodeCallback Function
  28                  * @param childCallback Function
  29                  */
  30                 loadNode : function(node, depth, filter){
  31                         if(node.getLoadState() == "loaded") return;
  32
  33                         if(this.getXmlDocLoaded()){
  34                                 // Parse document and load
  35                                 node.setName(this._xmlDoc.documentElement.nodeName);
  36                                 var properties = this.getSettings();
  37                                 node.fromDomElement(this._xmlDoc.documentElement);
  38                                 node.setLoadState("loaded");
  39                                 if(properties.dynamic){
  40                                         this.setXmlDocLoaded(false);
  41                                 }
  42                         }else{
  43                                 this.addListenerOnce("changeXmlDocLoaded", function(){
  44                                         this.loadNode(node, depth, filter);
  45                                 }, this);
  46                                 node.setLoadState("loading");
  47                                 this.loadXmlDoc(node, depth, filter);
  48                         }
  49                 },
  50
  51                 loadXmlDoc : function(node, depth, filter){
  52                         var properties = this.getSettings();
  53                         if(!properties.xmlSrc && !properties.xmlString) return;
  54                         if(properties.xmlSrc){
  55                                 var request = new org.argeo.ria.remote.Request(properties.xmlSrc, 'GET', 'application/xml');
  56                                 if(properties.dynamic && properties.pathParameter){
  57                                         request.setParameter(properties.pathParameter, (node.getPath()|| "/"));
  58                                         if(depth && depth != -1){
  59                                                 request.setParameter("depth", depth);
  60                                         }
  61                                 }
  62                                 request.addListener("completed", function(response){
  63                                         this._xmlDoc = response.getContent();
  64                                         this.setXmlDocLoaded(true);
  65                                 }, this);
  66                                 request.send();
  67                         }else{
  68                                 this._xmlDoc = qx.xml.Document.fromString(properties.xmlString);
  69                                 this.setXmlDocLoaded(true);
  70                         }
  71                 }
  72         }
  73 });