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