1 (function ($) {

     2 

     3 /**

     4  * Add functionality to the profile drag and drop table.

     5  *

     6  * This behavior is dependent on the tableDrag behavior, since it uses the

     7  * objects initialized in that behavior to update the row. It shows and hides

     8  * a warning message when removing the last field from a profile category.

     9  */

    10 Drupal.behaviors.profileDrag = {

    11   attach: function (context, settings) {

    12     var table = $('#profile-fields');

    13     var tableDrag = Drupal.tableDrag['profile-fields']; // Get the profile tableDrag object.

    14 

    15     // Add a handler for when a row is swapped, update empty categories.

    16     tableDrag.row.prototype.onSwap = function (swappedRow) {

    17       var rowObject = this;

    18       $('tr.category-message', table).each(function () {

    19         // If the dragged row is in this category, but above the message row, swap it down one space.

    20         if ($(this).prev('tr').get(0) == rowObject.element) {

    21           // Prevent a recursion problem when using the keyboard to move rows up.

    22           if ((rowObject.method != 'keyboard' || rowObject.direction == 'down')) {

    23             rowObject.swap('after', this);

    24           }

    25         }

    26         // This category has become empty

    27         if ($(this).next('tr').is(':not(.draggable)') || $(this).next('tr').length == 0) {

    28           $(this).removeClass('category-populated').addClass('category-empty');

    29         }

    30         // This category has become populated.

    31         else if ($(this).is('.category-empty')) {

    32           $(this).removeClass('category-empty').addClass('category-populated');

    33         }

    34       });

    35     };

    36 

    37     // Add a handler so when a row is dropped, update fields dropped into new categories.

    38     tableDrag.onDrop = function () {

    39       dragObject = this;

    40       if ($(dragObject.rowObject.element).prev('tr').is('.category-message')) {

    41         var categoryRow = $(dragObject.rowObject.element).prev('tr').get(0);

    42         var categoryNum = categoryRow.className.replace(/([^ ]+[ ]+)*category-([^ ]+)-message([ ]+[^ ]+)*/, '$2');

    43         var categoryField = $('select.profile-category', dragObject.rowObject.element);

    44         var weightField = $('select.profile-weight', dragObject.rowObject.element);

    45         var oldcategoryNum = weightField[0].className.replace(/([^ ]+[ ]+)*profile-weight-([^ ]+)([ ]+[^ ]+)*/, '$2');

    46 

    47         if (!categoryField.is('.profile-category-' + categoryNum)) {

    48           categoryField.removeClass('profile-category-' + oldcategoryNum).addClass('profile-category-' + categoryNum);

    49           weightField.removeClass('profile-weight-' + oldcategoryNum).addClass('profile-weight-' + categoryNum);

    50 

    51           categoryField.val(categoryField[0].options[categoryNum].value);

    52         }

    53       }

    54     };

    55   }

    56 };

    57 

    58 })(jQuery);