--- /dev/null
+/**
+ * @file
+ * Attaches the behaviors for the Field UI module.
+ */
+
+(function ($, Drupal, drupalSettings) {
+ /**
+ * @type {Drupal~behavior}
+ *
+ * @prop {Drupal~behaviorAttach} attach
+ * Adds behaviors to the field storage add form.
+ */
+ Drupal.behaviors.fieldUIFieldStorageAddForm = {
+ attach(context) {
+ const $form = $(context).find('[data-drupal-selector="field-ui-field-storage-add-form"]').once('field_ui_add');
+ if ($form.length) {
+ // Add a few 'js-form-required' and 'form-required' css classes here.
+ // We can not use the Form API '#required' property because both label
+ // elements for "add new" and "re-use existing" can never be filled and
+ // submitted at the same time. The actual validation will happen
+ // server-side.
+ $form.find(
+ '.js-form-item-label label,' +
+ '.js-form-item-field-name label,' +
+ '.js-form-item-existing-storage-label label')
+ .addClass('js-form-required form-required');
+
+ const $newFieldType = $form.find('select[name="new_storage_type"]');
+ const $existingStorageName = $form.find('select[name="existing_storage_name"]');
+ const $existingStorageLabel = $form.find('input[name="existing_storage_label"]');
+
+ // When the user selects a new field type, clear the "existing field"
+ // selection.
+ $newFieldType.on('change', function () {
+ if ($(this).val() !== '') {
+ // Reset the "existing storage name" selection.
+ $existingStorageName.val('').trigger('change');
+ }
+ });
+
+ // When the user selects an existing storage name, clear the "new field
+ // type" selection and populate the 'existing_storage_label' element.
+ $existingStorageName.on('change', function () {
+ const value = $(this).val();
+ if (value !== '') {
+ // Reset the "new field type" selection.
+ $newFieldType.val('').trigger('change');
+
+ // Pre-populate the "existing storage label" element.
+ if (typeof drupalSettings.existingFieldLabels[value] !== 'undefined') {
+ $existingStorageLabel.val(drupalSettings.existingFieldLabels[value]);
+ }
+ }
+ });
+ }
+ },
+ };
+
+ /**
+ * Attaches the fieldUIOverview behavior.
+ *
+ * @type {Drupal~behavior}
+ *
+ * @prop {Drupal~behaviorAttach} attach
+ * Attaches the fieldUIOverview behavior.
+ *
+ * @see Drupal.fieldUIOverview.attach
+ */
+ Drupal.behaviors.fieldUIDisplayOverview = {
+ attach(context, settings) {
+ $(context).find('table#field-display-overview').once('field-display-overview').each(function () {
+ Drupal.fieldUIOverview.attach(this, settings.fieldUIRowsData, Drupal.fieldUIDisplayOverview);
+ });
+ },
+ };
+
+ /**
+ * Namespace for the field UI overview.
+ *
+ * @namespace
+ */
+ Drupal.fieldUIOverview = {
+
+ /**
+ * Attaches the fieldUIOverview behavior.
+ *
+ * @param {HTMLTableElement} table
+ * The table element for the overview.
+ * @param {object} rowsData
+ * The data of the rows in the table.
+ * @param {object} rowHandlers
+ * Handlers to be added to the rows.
+ */
+ attach(table, rowsData, rowHandlers) {
+ const tableDrag = Drupal.tableDrag[table.id];
+
+ // Add custom tabledrag callbacks.
+ tableDrag.onDrop = this.onDrop;
+ tableDrag.row.prototype.onSwap = this.onSwap;
+
+ // Create row handlers.
+ $(table).find('tr.draggable').each(function () {
+ // Extract server-side data for the row.
+ const row = this;
+ if (row.id in rowsData) {
+ const data = rowsData[row.id];
+ data.tableDrag = tableDrag;
+
+ // Create the row handler, make it accessible from the DOM row
+ // element.
+ const rowHandler = new rowHandlers[data.rowHandler](row, data);
+ $(row).data('fieldUIRowHandler', rowHandler);
+ }
+ });
+ },
+
+ /**
+ * Event handler to be attached to form inputs triggering a region change.
+ */
+ onChange() {
+ const $trigger = $(this);
+ const $row = $trigger.closest('tr');
+ const rowHandler = $row.data('fieldUIRowHandler');
+
+ const refreshRows = {};
+ refreshRows[rowHandler.name] = $trigger.get(0);
+
+ // Handle region change.
+ const region = rowHandler.getRegion();
+ if (region !== rowHandler.region) {
+ // Remove parenting.
+ $row.find('select.js-field-parent').val('');
+ // Let the row handler deal with the region change.
+ $.extend(refreshRows, rowHandler.regionChange(region));
+ // Update the row region.
+ rowHandler.region = region;
+ }
+
+ // Ajax-update the rows.
+ Drupal.fieldUIOverview.AJAXRefreshRows(refreshRows);
+ },
+
+ /**
+ * Lets row handlers react when a row is dropped into a new region.
+ */
+ onDrop() {
+ const dragObject = this;
+ const row = dragObject.rowObject.element;
+ const $row = $(row);
+ const rowHandler = $row.data('fieldUIRowHandler');
+ if (typeof rowHandler !== 'undefined') {
+ const regionRow = $row.prevAll('tr.region-message').get(0);
+ const region = regionRow.className.replace(/([^ ]+[ ]+)*region-([^ ]+)-message([ ]+[^ ]+)*/, '$2');
+
+ if (region !== rowHandler.region) {
+ // Let the row handler deal with the region change.
+ const refreshRows = rowHandler.regionChange(region);
+ // Update the row region.
+ rowHandler.region = region;
+ // Ajax-update the rows.
+ Drupal.fieldUIOverview.AJAXRefreshRows(refreshRows);
+ }
+ }
+ },
+
+ /**
+ * Refreshes placeholder rows in empty regions while a row is being dragged.
+ *
+ * Copied from block.js.
+ *
+ * @param {HTMLElement} draggedRow
+ * The tableDrag rowObject for the row being dragged.
+ */
+ onSwap(draggedRow) {
+ const rowObject = this;
+ $(rowObject.table).find('tr.region-message').each(function () {
+ const $this = $(this);
+ // If the dragged row is in this region, but above the message row, swap
+ // it down one space.
+ if ($this.prev('tr').get(0) === rowObject.group[rowObject.group.length - 1]) {
+ // Prevent a recursion problem when using the keyboard to move rows
+ // up.
+ if ((rowObject.method !== 'keyboard' || rowObject.direction === 'down')) {
+ rowObject.swap('after', this);
+ }
+ }
+ // This region has become empty.
+ if ($this.next('tr').is(':not(.draggable)') || $this.next('tr').length === 0) {
+ $this.removeClass('region-populated').addClass('region-empty');
+ }
+ // This region has become populated.
+ else if ($this.is('.region-empty')) {
+ $this.removeClass('region-empty').addClass('region-populated');
+ }
+ });
+ },
+
+ /**
+ * Triggers Ajax refresh of selected rows.
+ *
+ * The 'format type' selects can trigger a series of changes in child rows.
+ * The #ajax behavior is therefore not attached directly to the selects, but
+ * triggered manually through a hidden #ajax 'Refresh' button.
+ *
+ * @param {object} rows
+ * A hash object, whose keys are the names of the rows to refresh (they
+ * will receive the 'ajax-new-content' effect on the server side), and
+ * whose values are the DOM element in the row that should get an Ajax
+ * throbber.
+ */
+ AJAXRefreshRows(rows) {
+ // Separate keys and values.
+ const rowNames = [];
+ const ajaxElements = [];
+ let rowName;
+ for (rowName in rows) {
+ if (rows.hasOwnProperty(rowName)) {
+ rowNames.push(rowName);
+ ajaxElements.push(rows[rowName]);
+ }
+ }
+
+ if (rowNames.length) {
+ // Add a throbber next each of the ajaxElements.
+ $(ajaxElements).after('<div class="ajax-progress ajax-progress-throbber"><div class="throbber"> </div></div>');
+
+ // Fire the Ajax update.
+ $('input[name=refresh_rows]').val(rowNames.join(' '));
+ $('input[data-drupal-selector="edit-refresh"]').trigger('mousedown');
+
+ // Disabled elements do not appear in POST ajax data, so we mark the
+ // elements disabled only after firing the request.
+ $(ajaxElements).prop('disabled', true);
+ }
+ },
+ };
+
+ /**
+ * Row handlers for the 'Manage display' screen.
+ *
+ * @namespace
+ */
+ Drupal.fieldUIDisplayOverview = {};
+
+ /**
+ * Constructor for a 'field' row handler.
+ *
+ * This handler is used for both fields and 'extra fields' rows.
+ *
+ * @constructor
+ *
+ * @param {HTMLTableRowElement} row
+ * The row DOM element.
+ * @param {object} data
+ * Additional data to be populated in the constructed object.
+ *
+ * @return {Drupal.fieldUIDisplayOverview.field}
+ * The field row handler constructed.
+ */
+ Drupal.fieldUIDisplayOverview.field = function (row, data) {
+ this.row = row;
+ this.name = data.name;
+ this.region = data.region;
+ this.tableDrag = data.tableDrag;
+ this.defaultPlugin = data.defaultPlugin;
+
+ // Attach change listener to the 'plugin type' select.
+ this.$pluginSelect = $(row).find('.field-plugin-type');
+ this.$pluginSelect.on('change', Drupal.fieldUIOverview.onChange);
+
+ // Attach change listener to the 'region' select.
+ this.$regionSelect = $(row).find('select.field-region');
+ this.$regionSelect.on('change', Drupal.fieldUIOverview.onChange);
+
+ return this;
+ };
+
+ Drupal.fieldUIDisplayOverview.field.prototype = {
+
+ /**
+ * Returns the region corresponding to the current form values of the row.
+ *
+ * @return {string}
+ * Either 'hidden' or 'content'.
+ */
+ getRegion() {
+ return this.$regionSelect.val();
+ },
+
+ /**
+ * Reacts to a row being changed regions.
+ *
+ * This function is called when the row is moved to a different region, as
+ * a
+ * result of either :
+ * - a drag-and-drop action (the row's form elements then probably need to
+ * be updated accordingly)
+ * - user input in one of the form elements watched by the
+ * {@link Drupal.fieldUIOverview.onChange} change listener.
+ *
+ * @param {string} region
+ * The name of the new region for the row.
+ *
+ * @return {object}
+ * A hash object indicating which rows should be Ajax-updated as a result
+ * of the change, in the format expected by
+ * {@link Drupal.fieldUIOverview.AJAXRefreshRows}.
+ */
+ regionChange(region) {
+ // Replace dashes with underscores.
+ region = region.replace(/-/g, '_');
+
+ // Set the region of the select list.
+ this.$regionSelect.val(region);
+
+ // Restore the formatter back to the default formatter. Pseudo-fields
+ // do not have default formatters, we just return to 'visible' for
+ // those.
+ const value = (typeof this.defaultPlugin !== 'undefined') ? this.defaultPlugin : this.$pluginSelect.find('option').val();
+
+ if (typeof value !== 'undefined') {
+ this.$pluginSelect.val(value);
+ }
+
+ const refreshRows = {};
+ refreshRows[this.name] = this.$pluginSelect.get(0);
+
+ return refreshRows;
+ },
+ };
+}(jQuery, Drupal, drupalSettings));