Subversion Repositories Applications.papyrus

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2150 mathias 1 
function getJsonpCallback(url){
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	var result = null;
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	var idMatch = url.match(/jsonp=(.*?)(&|$)/);
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	if(idMatch){
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		result = idMatch[1];
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	}else{
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		//jsonp didn't match, so maybe it is the jsonCallback thing.
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		idMatch = url.match(/callback=(.*?)(&|$)/);
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		if(idMatch){
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			result = idMatch[1];
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		}
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	}
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	if(result){
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		result = decodeURIComponent(result);
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	}
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	return result;
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}
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function findJsonpDone(){
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	var result = false;
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	var scriptUrls = getScriptUrls();
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	for(var i = 0; i < scriptUrls.length; i++){
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		var jsonp = getJsonpCallback(scriptUrls[i]);
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		if(jsonp){
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			eval(jsonp + "({animalType: 'mammal'});");
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			result = true;
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			break;
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		}
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	}
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	return result;
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}
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function getScriptUrls(){
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	//Get the script tags in the page to figure what state we are in.
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	var scripts = document.getElementsByTagName('script');
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	var scriptUrls = new Array();
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	for(var i = 0; scripts && i < scripts.length; i++){
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		var scriptTag = scripts[i];
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		if(scriptTag.id.indexOf("dojoIoScript") == 0){
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			scriptUrls.push(scriptTag.src);
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		}
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	}
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	return scriptUrls;
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}
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function doJsonpCallback(){
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	if(!findJsonpDone()){
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		 alert('ERROR: Could not jsonp callback!');
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	}
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}
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//Set a timeout to do the callback check, since MSIE won't see the SCRIPT tag until
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//we complete processing of this page.
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setTimeout('doJsonpCallback()', 300);