Ticket #2726: param.diff

src/ajax.js

@@ -479 +479 @@
         param: function( a ) {
                 var s = [];
 
+                function add( key, value ){
+                        s[s.length] = key + "=" + encodeURIComponent( value );
+                };
+
                 // If an array was passed in, assume that it is an array
                 // of form elements
                 if ( a.constructor == Array || a.jquery )
                         // Serialize the form elements
                         jQuery.each( a, function(){
-                                s.push( encodeURIComponent(this.name) + "=" + encodeURIComponent( this.value ) );
+                                add( encodeURIComponent(this.name), this.value );
                         });
 
                 // Otherwise, assume that it's an object of key/value pairs
                 else
                         // Serialize the key/values
-                        for ( var j in a )
-                                // If the value is an array then the key names need to be repeated
-                                if ( a[j] && a[j].constructor == Array )
-                                        jQuery.each( a[j], function(){
-                                                s.push( encodeURIComponent(j) + "=" + encodeURIComponent( this ) );
+                        for ( var j in a ){
+                                var obj = a[j];
+                                
+                                // Encode it, but don't encode the squared brackets afterwards
+                                j = encodeURIComponent(j);
+                                
+                                // If the value is an array or a map, generate name[key]=value
+                                if ( obj && typeof obj == 'object' )
+                                        jQuery.each( obj, function( key, v ){
+                                                var name = j;
+                                                // Don't break name[]=v1&name[]=v2 ...
+                                                if( j.indexOf('[]') == -1 )
+                                                        name += '['+k+']';
+                                                add( name , v );
                                         });
                                 else
-                                        s.push( encodeURIComponent(j) + "=" + encodeURIComponent( jQuery.isFunction(a[j]) ? a[j]() : a[j] ) );
+                                        add( j, jQuery.isFunction(obj) ? obj() : obj );
+                        }
 
                 // Return the resulting serialization
                 return s.join("&").replace(/%20/g, "+");