[master][js] Re-instated the client-side resource-validation integrat…

…ion.

 - Lost in the large merge of UX changes.
 - Original integration: 81e5fe7
 - Haven't re-integrated the highlighting of url errors though; just the auto-population of some resource fields.

ckan/public/scripts/application.js

@@ -767,8 +767,37 @@ CKAN.View.ResourceAddLink = Backbone.View.extend({
 
   setResourceInfo: function(e) {
     e.preventDefault();
-    var urlVal=this.el.find('input[name=url]').val();
-    this.model.set({url: urlVal, resource_type: this.mode})
+
+     this.el.find('input[name=save]').addClass("disabled");
+     this.el.find('input[name=reset]').addClass("disabled");
+     var urlVal=this.el.find('input[name=url]').val();
+     var qaEnabled = $.inArray('qa',CKAN.plugins)>=0;
+
+     if(qaEnabled && this.mode=='file') {
+       $.ajax({
+         url: CKAN.SITE_URL + '/qa/link_checker',
+         context: this.model,
+         data: {url: urlVal},
+         dataType: 'json',
+         error: function(){
+           this.set({url: urlVal, resource_type: 'file'});
+         },
+         success: function(data){
+           data = data[0];
+           this.set({
+             url: urlVal,
+             resource_type: 'file',
+             format: data.format,
+             size: data.size,
+             mimetype: data.mimetype,
+             last_modified: data.last_modified,
+             url_error: (data.url_errors || [""])[0]
+           });
+         }
+       });
+     } else {
+       this.model.set({url: urlVal, resource_type: this.mode});
+     }
   }
 });