/*
Copyright (c) 2008 Matthew Foster

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/
google.load("language", "1");
var translated = 'false';
var SectionBackup = '';
var PushButtonleftBackup = '';
var PushButtonrightBackup = '';
var PageControlBackup = '';
var SubNavBackup = '';
var NavSurroundBackup = '';
var BreadCrumbBackup = '';
var BreadCrumbPanelBackup = '';
var BreadCrumbPanel2Backup = '';
var BreadCrumbPanel3Backup = '';
var SiteMapBackup = '';
var SearchBackup = '';
var ReportaCrimeBackup = '';
var FooterBackup = '';
var ShareLinksBackup = '';

function init(){
    
    var dropdownIndex = document.getElementById('langselect').selectedIndex;
    var dropdownValue = document.getElementById('langselect')[dropdownIndex].value;
    if(translated=='false'){
        

        if(document.getElementById('NavSurround')){
            if(NavSurroundBackup == ''){
                NavSurroundBackup = document.getElementById('NavSurround').innerHTML;
            }else{
                document.getElementById('NavSurround').innerHTML = NavSurroundBackup;
            }

            var NavSurroundTranslator = new Translator("NavSurround", "a");
            NavSurroundTranslator.translate(dropdownValue);
        }




        if(document.getElementById('SubNav')){
            if(SubNavBackup == ''){
                SubNavBackup = document.getElementById('SubNav').innerHTML;
            }else{
                document.getElementById('SubNav').innerHTML = SubNavBackup;
            }

            var SubNavTranslator = new Translator("SubNav", "a");
            SubNavTranslator.translate(dropdownValue);
        }
        
        
        
        
        if(document.getElementById('BreadCrumb')){
            if(BreadCrumbBackup == ''){
                BreadCrumbBackup = document.getElementById('BreadCrumb').innerHTML;
            }else{
                document.getElementById('BreadCrumb').innerHTML = BreadCrumbBackup;
            }

            var BreadCrumbTranslator = new Translator("BreadCrumb", "a");
            BreadCrumbTranslator.translate(dropdownValue);
        }
        if(document.getElementById('Panel')){
            if(BreadCrumbPanelBackup == ''){
                BreadCrumbPanelBackup = document.getElementById('Panel').innerHTML;
            }else{
                document.getElementById('Panel').innerHTML = BreadCrumbPanelBackup;
            }

            var BreadCrumbTranslator = new Translator("Panel", "a");
            BreadCrumbTranslator.translate(dropdownValue);
        }
        if(document.getElementById('Panel2')){
            if(BreadCrumbPanel2Backup == ''){
                BreadCrumbPanel2Backup = document.getElementById('Panel2').innerHTML;
            }else{
                document.getElementById('Panel2').innerHTML = BreadCrumbPanel2Backup;
            }

            var readCrumbPanel2Translator = new Translator("Panel2", "a");
            readCrumbPanel2Translator.translate(dropdownValue);
        }
        if(document.getElementById('Panel3')){
            if(BreadCrumbPanel3Backup == ''){
                BreadCrumbPanel3Backup = document.getElementById('Panel3').innerHTML;
            }else{
                document.getElementById('Panel3').innerHTML = BreadCrumbPanel3Backup;
            }

            var BreadCrumbPanel3Translator = new Translator("Panel3", "a");
            BreadCrumbPanel3Translator.translate(dropdownValue);
        }
        
        


        if(document.getElementById('PushButtonrightColumn')){
            if(PushButtonrightBackup == ''){
                PushButtonrightBackup = document.getElementById('PushButtonrightColumn').innerHTML;
            }else{
                document.getElementById('PushButtonrightColumn').innerHTML = PushButtonrightBackup;
            }

            var PushButtonrightTranslator = new Translator("PushButtonrightColumn", "div");
            PushButtonrightTranslator.translate(dropdownValue);
        }
        if(document.getElementById('PushButtonleftColumn')){
            if(PushButtonleftBackup == ''){
                PushButtonleftBackup = document.getElementById('PushButtonleftColumn').innerHTML;
            }else{
                document.getElementById('PushButtonleftColumn').innerHTML = PushButtonleftBackup;
            }

            var PushButtonleftTranslator = new Translator("PushButtonleftColumn", "div");
            PushButtonleftTranslator.translate(dropdownValue);
        }



        if(document.getElementById('Section')){
            if(SectionBackup == ''){
                SectionBackup = document.getElementById('Section').innerHTML;
            }else{
                document.getElementById('Section').innerHTML = SectionBackup;
            }
            
            var SectionTranslator = new Translator("Section", "h1,h2,h3,p,li,label,select");
            SectionTranslator.translate(dropdownValue);
        }


  
        
        if(document.getElementById('PageControl')){
            if(PageControlBackup == ''){
                PageControlBackup = document.getElementById('PageControl').innerHTML;
            }else{
                document.getElementById('PageControl').innerHTML = PageControlBackup;
            }
                    
            var PageControlTranslator = new Translator("PageControl", "h1,h2,h3,p,li,div,label");
            PageControlTranslator.translate(dropdownValue);
        }
        
        
        
        
        if(document.getElementById('SiteMapOuter')){
            if(SiteMapBackup == ''){
                SiteMapBackup = document.getElementById('SiteMapOuter').innerHTML;
            }else{
                document.getElementById('SiteMapOuter').innerHTML = SiteMapBackup;
            }
                    
            var PageControlTranslator = new Translator("SiteMapOuter", "h1,h2,h3,p,li");
            PageControlTranslator.translate(dropdownValue);
        }




        if(document.getElementById('SearchOuter')){
            if(SearchBackup == ''){
                SearchBackup = document.getElementById('SearchOuter').innerHTML;
            }else{
                document.getElementById('SearchOuter').innerHTML = SearchBackup;
            }
                    
            var PageControlTranslator = new Translator("SearchOuter", "h1,h2,h3,p,li");
            PageControlTranslator.translate(dropdownValue);
        }

        if(document.getElementById('ReportaCrime')){
            if(ReportaCrimeBackup == ''){
                ReportaCrimeBackup = document.getElementById('ReportaCrime').innerHTML;
            }else{
                document.getElementById('ReportaCrime').innerHTML = ReportaCrimeBackup;
            }
                    
            var PageControlTranslator = new Translator("ReportaCrime", "h1,h2,h3,p,li,label,select");
            PageControlTranslator.translate(dropdownValue);
        }

        if(document.getElementById('ShareLinks')){
            if(ReportaCrimeBackup == ''){
                ReportaCrimeBackup = document.getElementById('ShareLinks').innerHTML;
            }else{
                document.getElementById('ShareLinks').innerHTML = ReportaCrimeBackup;
            }
                    
            var PageControlTranslator = new Translator("ShareLinks", "div,p");
            PageControlTranslator.translate(dropdownValue);
        }

        if(document.getElementById('Footer')){
            if(FooterBackup == ''){
                FooterBackup = document.getElementById('Footer').innerHTML;
            }else{
                document.getElementById('Footer').innerHTML = FooterBackup;
            }
                    
            var PageControlTranslator = new Translator("Footer", "a");
            PageControlTranslator.translate(dropdownValue);
        }
        
        if(document.getElementById('HighLightDiv1')){
            var HighLightDiv = new Translator("HighLightDiv1", "div");
            HighLightDiv.translate(dropdownValue);
        }
        if(document.getElementById('HighLightDiv2')){
            var HighLightDiv = new Translator("HighLightDiv2", "div");
            HighLightDiv.translate(dropdownValue);
        }
        if(document.getElementById('HighLightDiv3')){
            var HighLightDiv = new Translator("HighLightDiv3", "div");
            HighLightDiv.translate(dropdownValue);
        }
        if(document.getElementById('HighLightList')){
            var HighLightDiv = new Translator("HighLightList", "li");
            HighLightDiv.translate(dropdownValue);
        }
        if(document.getElementById('Focus')){
            var HighLightDiv = new Translator("Focus", "p");
            HighLightDiv.translate(dropdownValue);
        }
        if(document.getElementById('Hotlinks')){
            var HighLightDiv = new Translator("Hotlinks", "a");
            HighLightDiv.translate(dropdownValue);
        }
        translated = 'true';
        //setTimeout('translated=\'false\';',2000);

        
        
    }
    else{
        document.location = document.location + '&lan=' + dropdownValue;
    }
    //translate="true"
}

function AutoTranslate(){
        var args = getArgs()
        if(args.lan){
            document.getElementById('langselect').value = args.lan;
            init();
        }
}

function getArgs() { 
    var args = new Object(); 
    var query = location.search.substring(1); 
    var pairs = query.split("&"); 
    for(var i = 0; i < pairs.length; i++) { 
        var pos = pairs[i].indexOf('='); 
        if (pos == -1) continue; 
        var argname = pairs[i].substring(0,pos); 
        var value = pairs[i].substring(pos+1); 
        args[argname] = unescape(value); 
    } 
    return args; 
} 


var 
Translator = Class.create(EventDispatcher, {
	initialize : function(element, selector, config){
		this.element = $(element);
		this.preservedHTML = this.element.innerHTML;
		this.config = Object.extend(this.getDefaultConfig(), config);			
		this.textNodeCollection = this.collectChildren(selector);
		
		this.entityWasher = new Element("div");
		this.textNodeCollection = this.textNodeCollection.findAll(this.purifyTextNode);
	},
	purifyTextNode : function(node){
		try{
			if(!node)
				return false;
			return node.nodeType == 3;
		}
		catch(e){
			return false;
		}		
	},
	getDefaultConfig : function(){
		return { maxLength : 1000, srcLang : "en", recursive : true, type : "text" };	
	},
	collectChildren : function(selector){
		return this.element.select(selector).collect(this.collectTextNodes.bind(this)).flatten();
	},
	collectTextNodes : function(element){
		var self = this;
		var stack = $A(element.childNodes).collect(function(child){
			if(child.nodeType == 3  && child.nodeValue.length < self.config.maxLength && child.nodeValue.search(/^\s+$/g) == -1)
				return child;
			else if(child.nodeType == 3  && child.nodeValue.length > self.config.maxLength)
				return self.splitTextNode(child);
			else if(child.nodeType == 1 && self.config.recursive)
				return self.collectTextNodes(child);
		});			
		return stack;
	},
	splitStringByMax : function(text){
		var offset = 0;
		var textArr = [];
		while(text.length > this.config.maxLength){				
			var tmp = text.substr(0, this.config.maxLength);
			offset = tmp.lastIndexOf(" ");
			var subText = text.substr(0, offset);				
			text = text.substr(offset);
			textArr.push(subText);				
		}
		textArr.push(text);
		return textArr;
	},
	splitTextNode : function(node){
		var nodeStack = [];
		var textArr = this.splitStringByMax(node.nodeValue);
		
		var prevNode = false;
		textArr.each(function(text, itr){
			var newNode = document.createTextNode(text);
			nodeStack.push(newNode);		
			if(node.nextSibling != null && !prevNode)
				node.parentNode.insertBefore(newNode, node.nextSibling);
			else if(prevNode && prevNode.nextSibling != null)
				node.parentNode.insertBefore(newNode, prevNode.nextSibling);
			else 
				node.parentNode.appendChild(newNode);
			prevNode = newNode;
		});
		node.parentNode.removeChild(node);
		
		return nodeStack;
	},
	getEventBeginObject : function(destLang){
		return { 
			destLang : destLang,
			srcLang : this.config.srcLang,
			srcLangNodes : this.textNodeCollection,
			srcHTML : this.preservedHTML
		}	
	},
	getEventCompleteObject : function(result){
		return {
			srcLangNodes : this.textNodeCollection,
			destLangNodes : this.translationStack,
			destLangHTML : this.element.innerHTML,
			srcLangHTML : this.preservedHTML,
			result : result,
			resultStack : this.resultStack			
		}		
	},
	finishTranslation : function(result){
		this.translating = false;
		this.dispatchEvent("complete", this.getEventCompleteObject(result));
	
	},
	translate : function(destLang){
		if(this.translating)
			return false;
		var self = this;
		this.dispatchEvent("begin", this.getEventBeginObject(destLang));
		this.textNodeCount = this.textNodeCollection.length;
		this.translationStack = [];
		this.resultStack = [];
		this.textNodeCollection.each(function(node){
			self.translating = true;
			google.language.translate(node.nodeValue, self.config.srcLang, destLang, self.handleTranslation.bind(self, node));
		});
		return true;	
	},
	handleTranslation : function(node, obj){
		try{
			var parent = node.preservedParent || node.parentNode;
			this.entityWasher.innerHTML = obj.translation;
			var translatedText = this.entityWasher.innerHTML;
			if(node.nodeValue.search(/^\s/) > -1)
				translatedText = " " + translatedText;
			if(node.nodeValue.search(/\s$/) > -1)
				translatedText = translatedText + " ";
				
			var newText = document.createTextNode(translatedText);
						
			if(node.placeHolder)
				parent.replaceChild(newText, node.placeHolder);
			else
				parent.replaceChild(newText, node);
				
			node.placeHolder = newText;
			node.preservedParent = parent;
			this.translationStack.push(newText);
			this.resultStack.push(obj);
			this.textNodeCount--;
			if(this.textNodeCount <= 0)
				this.finishTranslation(obj);
		}
		catch(e){
			//console.log("Error has occured with handling translation error = %o arguments = %o", e, arguments);
		}
	}

});