Update Prototype version check so all version can be required and use…

… $$ in the loader instead of getElementsByTagName. Closes #9032, #10966 [Nick Stakenburg]

CHANGELOG

@@ -1,3 +1,7 @@
+* Update version check so all Prototype versions can be required, not just x.x.x.  Closes #10966.  [Nick Stakenburg]
+
+* Using $$ in the loader instead of getElementsByTagName to prevent limitations.  Closes #9032.  [Nick Stakenburg]
+
 * Fix some missing semicolons.  [jdalton]
 
 * Update to Prototype 1.6.0.2 final

src/scriptaculous.js

@@ -27,26 +27,28 @@ var Scriptaculous = {
     // inserting via DOM fails in Safari 2.0, so brute force approach
     document.write('<script type="text/javascript" src="'+libraryName+'"><\/script>');
   },
-  REQUIRED_PROTOTYPE: '1.6.0',
+  REQUIRED_PROTOTYPE: '1.6.0.2',
   load: function() {
-    function convertVersionString(versionString){
-      var r = versionString.split('.');
-      return parseInt(r[0])*100000 + parseInt(r[1])*1000 + parseInt(r[2]);
+    function convertVersionString(versionString) {
+      var v = versionString.replace(/_.*|\./g, '');
+      v = parseInt(v + '0'.times(4-v.length));
+      return versionString.indexOf('_') > -1 ? v-1 : v;
     }
- 
-    if((typeof Prototype=='undefined') || 
-       (typeof Element == 'undefined') || 
+
+    if((typeof Prototype=='undefined') ||
+       (typeof Element == 'undefined') ||
        (typeof Element.Methods=='undefined') ||
-       (convertVersionString(Prototype.Version) < 
+       (convertVersionString(Prototype.Version) <
         convertVersionString(Scriptaculous.REQUIRED_PROTOTYPE)))
        throw("script.aculo.us requires the Prototype JavaScript framework >= " +
         Scriptaculous.REQUIRED_PROTOTYPE);
-
-    $A(document.getElementsByTagName("script")).findAll( function(s) {
-      return (s.src && s.src.match(/scriptaculous\.js(\?.*)?$/))
-    }).each( function(s) {
-      var path = s.src.replace(/scriptaculous\.js(\?.*)?$/,'');
-      var includes = s.src.match(/\?.*load=([a-z,]*)/);
+
+    var js = /scriptaculous\.js(\?.*)?$/;
+    $$('head script[src]').findAll(function(s) {
+      return s.src.match(js);
+    }).each(function(s) {
+      var path = s.src.replace(js, ''),
+      includes = s.src.match(/\?.*load=([a-z,]*)/);
       (includes ? includes[1] : 'builder,effects,dragdrop,controls,slider,sound').split(',').each(
        function(include) { Scriptaculous.require(path+include+'.js') });
     });