New feature: basic Ajax suggestion for tags and implementation of Dojo toolkit

git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@151 b3834d28-1941-0410-a4f8-b48e95affb8f

1 files changed, 57 insertions, 0 deletions

diff --git a/includes/js/dojo/tests/io/scriptJsonp.js b/includes/js/dojo/tests/io/scriptJsonp.js
new file mode 100644
index 0000000..ad1a196
--- /dev/null
+++ b/includes/js/dojo/tests/io/scriptJsonp.js
@@ -0,0 +1,57 @@
+function getJsonpCallback(url){
+	var result = null;
+	var idMatch = url.match(/jsonp=(.*?)(&|$)/);
+	if(idMatch){
+		result = idMatch[1];
+	}else{
+		//jsonp didn't match, so maybe it is the jsonCallback thing.
+		idMatch = url.match(/callback=(.*?)(&|$)/);
+		if(idMatch){
+			result = idMatch[1];
+		}
+	}
+	
+	if(result){
+		result = decodeURIComponent(result);
+	}
+	return result;
+}
+
+function findJsonpDone(){
+	var result = false;
+	var scriptUrls = getScriptUrls();
+	
+	for(var i = 0; i < scriptUrls.length; i++){
+		var jsonp = getJsonpCallback(scriptUrls[i]);
+		if(jsonp){
+			eval(jsonp + "({animalType: 'mammal'});");
+			result = true;
+			break;
+		}
+	}
+	return result;
+}
+
+function getScriptUrls(){
+	//Get the script tags in the page to figure what state we are in.
+	var scripts = document.getElementsByTagName('script');
+	var scriptUrls = new Array();
+	for(var i = 0; scripts && i < scripts.length; i++){
+		var scriptTag = scripts[i];
+		if(scriptTag.id.indexOf("dojoIoScript") == 0){
+			scriptUrls.push(scriptTag.src);
+		}
+	}
+
+	return scriptUrls;
+}
+
+function doJsonpCallback(){
+	if(!findJsonpDone()){
+		 alert('ERROR: Could not jsonp callback!');
+	}
+}
+
+//Set a timeout to do the callback check, since MSIE won't see the SCRIPT tag until
+//we complete processing of this page.
+setTimeout(function(){doJsonpCallback();}, 300);