franck@4: // vim: set ts=2 sw=2 expandtab:
franck@0: /**
franck@0:  * Attach the noderef_view behavior.
franck@0:  */
franck@0: Drupal.behaviors.noderef_view = function(context) {
franck@0:   $('.noderef_view_link', context).each(function(i, obj) {
franck@0:     $(obj).addClass('noderef_view_link_processed').click(function() {
franck@0:       // Get the wrapper
franck@2:       var wrapper = $(this).prev();
franck@2:       while (!wrapper.is('div')) {
franck@2:         wrapper = wrapper.prev();
franck@2:       }
franck@0: 
franck@4:       // Hide existing "No space left" message
franck@4:       $('div.noderef_nospace', wrapper).fadeOut();
franck@4: 
franck@0:       // Suppress behavior if it was previsously attached
franck@0:       $(document).unbind('popups_form_success.noderef_view');
franck@0: 
franck@0:       // And now bind it. This code will be executed after successful
franck@0:       // completion of the popup select form
franck@0:       $(document).bind('popups_form_success.noderef_view', function() {
franck@4:         var selection = noderef_view_get_selection(), left = [];
franck@0:         for(nid in selection) {
franck@4:           count = 0;
franck@0:           // Autocomplete field
franck@4:           count += $('input.form-autocomplete:not([value])', wrapper)
franck@0:             .filter(':first')
franck@4:             .val(selection[nid])
franck@4:             .length;
franck@4:           // Select field (exclude the weight of autocomplete fields)
franck@4:           count += $('select:not([id$="--weight"])', wrapper).val(nid).length;
franck@0:           // Radio field
franck@4:           count += $('input:radio[value='+ nid + '], input:checkbox[value='+ nid +']', wrapper)
franck@4:             .attr('checked', 'checked')
franck@4:             .length;
franck@4:           if (count == 0) {
franck@4:             left.push(selection[nid]);
franck@4:           }
franck@4:         }
franck@4:         if (left.length) {
franck@4:           message = Drupal.t('No space left for value(s): @titles',
franck@4:             { '@titles': left.join(', ')});
franck@4:           wrapper.append('<div class="warning noderef_nospace">'+ message +'</div>');
franck@0:         }
franck@0:       });
franck@0:     });
franck@0:   });
franck@0: }
franck@0: 
franck@0: /**
franck@0:  * Helper function to extract the references values
franck@0:  */
franck@0: function noderef_view_get_selection() {
franck@0:   var cookies = document.cookie.split(';'), selection = {};
franck@0:   for(var i = 0; i < cookies.length; i++) {
franck@0:     var cookie = $.trim(cookies[i]).split('=');
franck@0:     if (cookie[0].indexOf('noderef[') == 0) {
franck@0:       var nid = cookie[0].replace(/noderef\[(\d+)\]/, "$1");
franck@0:       var title = decodeURIComponent(cookie[1]);
franck@0:       selection[nid] = title;
franck@0:     }
franck@0:   }
franck@0:   return selection;
franck@0: }