// SpryXML.js - version 0.4 - Spry Pre-Release 1.6
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//
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// Copyright (c) 2007. Adobe Systems Incorporated.
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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// * Neither the name of Adobe Systems Incorporated nor the names of its
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// contributors may be used to endorse or promote products derived from this
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// software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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var Spry;if(!Spry)Spry={};if(!Spry.XML)Spry.XML={};if(!Spry.XML.Schema)Spry.XML.Schema={};Spry.XML.Schema.Node=function(nodeName)
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{this.nodeName=nodeName;this.isAttribute=false;this.appearsMoreThanOnce=false;this.children=new Array;};Spry.XML.Schema.Node.prototype.toString=function(indentStr)
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{if(!indentStr)
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indentStr="";var str=indentStr+this.nodeName;if(this.appearsMoreThanOnce)
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str+=" (+)";str+="\n";var newIndentStr=indentStr+" ";for(var $childName in this.children)
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{var child=this.children[$childName];if(child.isAttribute)
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str+=newIndentStr+child.nodeName+"\n";else
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str+=child.toString(newIndentStr);}
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return str;};Spry.XML.Schema.mapElementIntoSchemaNode=function(ele,schemaNode)
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{if(!ele||!schemaNode)
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return;var i=0;for(i=0;i<ele.attributes.length;i++)
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{var attr=ele.attributes.item(i);if(attr&&attr.nodeType==2)
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{var attrName="@"+attr.name;if(!schemaNode.children[attrName])
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{var attrObj=new Spry.XML.Schema.Node(attrName);attrObj.isAttribute=true;schemaNode.children[attrName]=attrObj;}}}
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var child=ele.firstChild;var namesSeenSoFar=new Array;while(child)
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{if(child.nodeType==1)
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{var childSchemaNode=schemaNode.children[child.nodeName];if(!childSchemaNode)
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{childSchemaNode=new Spry.XML.Schema.Node(child.nodeName);if(childSchemaNode)
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schemaNode.children[child.nodeName]=childSchemaNode;}
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if(childSchemaNode)
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{if(namesSeenSoFar[childSchemaNode.nodeName])
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childSchemaNode.appearsMoreThanOnce=true;else
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namesSeenSoFar[childSchemaNode.nodeName]=true;}
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Spry.XML.Schema.mapElementIntoSchemaNode(child,childSchemaNode);}
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child=child.nextSibling;}};Spry.XML.getSchemaForElement=function(ele)
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{if(!ele)
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return null;schemaNode=new Spry.XML.Schema.Node(ele.nodeName);Spry.XML.Schema.mapElementIntoSchemaNode(ele,schemaNode);return schemaNode;};Spry.XML.getSchema=function(xmlDoc)
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{if(!xmlDoc)
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return null;var node=xmlDoc.firstChild;while(node)
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{if(node.nodeType==1)
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break;node=node.nextSibling;}
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return Spry.XML.getSchemaForElement(node);};Spry.XML.nodeHasValue=function(node)
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{if(node)
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{var child=node.firstChild;if(child&&child.nextSibling==null&&(child.nodeType==3||child.nodeType==4))
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return true;}
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return false;};Spry.XML.XObject=function()
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{};Spry.XML.XObject.prototype._value=function()
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{var val=this["#text"];if(val!=undefined)
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return val;return this["#cdata-section"];};Spry.XML.XObject.prototype._hasValue=function()
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{return this._value()!=undefined;};Spry.XML.XObject.prototype._valueIsText=function()
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{return this["#text"]!=undefined;};Spry.XML.XObject.prototype._valueIsCData=function()
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{return this["#cdata-section"]!=undefined;};Spry.XML.XObject.prototype._propertyIsArray=function(prop)
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{var val=this[prop];if(val==undefined)
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return false;return(typeof val=="object"&&val.constructor==Array);};Spry.XML.XObject.prototype._getPropertyAsArray=function(prop)
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{var arr=[];var val=this[prop];if(val!=undefined)
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{if(typeof val=="object"&&val.constructor==Array)
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return val;arr.push(val);}
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return arr;};Spry.XML.XObject.prototype._getProperties=function()
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{var props=[];for(var p in this)
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{if(!/^_/.test(p))
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props.push(p);}
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return props;};Spry.XML.nodeToObject=function(node)
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{if(!node)
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return null;var obj=new Spry.XML.XObject();for(var i=0;i<node.attributes.length;i++)
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{var attr=node.attributes[i];var attrName="@"+attr.name;obj[attrName]=attr.value;}
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var child;if(Spry.XML.nodeHasValue(node))
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{try
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{child=node.firstChild;if(child.nodeType==3)
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obj[child.nodeName]=Spry.Utils.encodeEntities(child.data);else if(child.nodeType==4)
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obj[child.nodeName]=child.data;}catch(e){Spry.Debug.reportError("Spry.XML.nodeToObject() exception caught: "+e+"\n");}}
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else
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{child=node.firstChild;while(child)
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{if(child.nodeType==1)
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{var isArray=false;var tagName=child.nodeName;if(obj[tagName])
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{if(obj[tagName].constructor!=Array)
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{var curValue=obj[tagName];obj[tagName]=new Array;obj[tagName].push(curValue);}
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isArray=true;}
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var childObj=Spry.XML.nodeToObject(child);if(isArray)
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obj[tagName].push(childObj);else
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obj[tagName]=childObj;}
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child=child.nextSibling;}}
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return obj;};Spry.XML.documentToObject=function(xmlDoc)
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{var obj=null;if(xmlDoc&&xmlDoc.firstChild)
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{var child=xmlDoc.firstChild;while(child)
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{if(child.nodeType==1)
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{obj=new Spry.XML.XObject();obj[child.nodeName]=Spry.XML.nodeToObject(child);break;}
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child=child.nextSibling;}}
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return obj;};
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