Merge pull request #163 from statonlab/prevent-ajax-replacement

Prevent ajax replacement

tripal/theme/js/tripal.file.js

@@ -1,25 +1,31 @@
-(function($) {
+(function ($) {
   Drupal.behaviors.TripalFile = {
     attach: function (context, settings) {
-
       // Initialize the TripalUploader object.
       var tripal_files = new TripalUploader();
-      
+
       // All tables that belong to the html5-file form element should
       // be enabled for uploading.
-      $(".tripal-html5-file-upload-table-key").each(function(index) {
-        
+      $('.tripal-html5-file-upload-table-key').each(function (index) {
+        // If we already attached functionality to the field, skip it
+        if ($(this).data('tripal.file')) {
+          return;
+        }
+
+        // Set the field status
+        $(this).data('tripal.file', true);
+
         // The settings for this uploader are provided in a custom variable
         // specific to the table. We can get the variable name by piecing
         // together parts of the table ID.
-        var id = $(this).val();
-        var details = id.split("-");
-        var settings_var_name = "Drupal.settings.uploader_" + details[0] + '_' + details[1] + "_" + details[2];
-        var settings = eval(settings_var_name);
+        var id                = $(this).val();
+        var details           = id.split('-');
+        var settings_var_name = 'Drupal.settings.uploader_' + details[0] + '_' + details[1] + '_' + details[2];
+        var settings          = eval(settings_var_name);
 
         // Initialize the table for uploads.
         tripal_files.addUploadTable(details[0] + '-' + details[1], settings);
       });
     }
-  }
-}) (jQuery);
+  };
+})(jQuery);