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<?php
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/**
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* @file
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* Display Suite forms integration.
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*/
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/**
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* Implements hook_theme().
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*/
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function ds_forms_theme() {
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$theme_functions = array();
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$theme_functions['ds_forms_custom_form'] = array(
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'render element' => 'form',
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);
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return $theme_functions;
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}
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/**
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* Implements hook_form_FORM_ID_alter().
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*/
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function ds_forms_form_field_ui_field_overview_form_alter(&$form, &$form_state) {
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// Determine if this entity type is supported
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if (_ds_forms_is_entity_type_supported($form['#entity_type'])) {
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// Add necessary variables for DS Field UI.
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$form['#view_mode'] = 'form';
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$form_state['no_panels'] = TRUE;
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$form_state['no_view_mode_suggestions'] = TRUE;
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// Make sure the refresh works.
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if (!module_exists('field_group')) {
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// This key is used to store the current updated field.
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$form_state += array(
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'formatter_settings_edit' => NULL,
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);
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// Add AJAX wrapper.
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$form['fields']['#prefix'] = '<div id="field-display-overview-wrapper">';
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$form['fields']['#suffix'] = '</div>';
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// See field_ui.admin.inc for more details on refresh rows.
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$form['refresh_rows'] = array('#type' => 'hidden');
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$form['refresh'] = array(
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'#type' => 'submit',
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'#value' => t('Refresh'),
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'#op' => 'refresh_table',
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'#submit' => array('field_ui_display_overview_multistep_submit'),
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'#ajax' => array(
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'callback' => 'field_ui_display_overview_multistep_js',
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'wrapper' => 'field-display-overview-wrapper',
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'effect' => 'fade',
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// The button stays hidden, so we hide the AJAX spinner too. Ad-hoc
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// spinners will be added manually by the client-side script.
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'progress' => 'none',
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),
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);
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$form['#attached']['css'][] = drupal_get_path('module', 'ds_forms') . '/css/ds_forms.admin.css';
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}
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// Attach js.
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$form['#attached']['js'][] = drupal_get_path('module', 'ds_forms') . '/js/ds_forms.admin.js';
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// Load Display Suite.
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form_load_include($form_state, 'inc', 'ds', 'includes/ds.field_ui');
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ds_field_ui_fields_layouts($form, $form_state);
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}
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}
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/**
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* Implements hook_form_alter().
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*/
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function ds_forms_form_alter(&$form, &$form_state, $form_id) {
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if ($ds_form = ds_build_load($form, $form_id)) {
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if ($layout = ds_get_layout($ds_form->entity_type, $ds_form->bundle, 'form', FALSE)) {
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// Add the theming function and add the layout as a class.
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$form['#theme'] = array('ds_forms_custom_form');
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$class = strtr($layout['layout'], '_', '-');
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if ((isset($form['#attributes']['class']) && is_array($form['#attributes']['class'])) || !(isset($form['#attributes']['class']))) {
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$form['#attributes']['class'][] = $class;
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}
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elseif (isset($form['#attributes']['class']) && is_string($form['#attributes']['class'])) {
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$form['#attributes']['class'] .= ' ' . $class . ' ';
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}
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}
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}
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}
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/**
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* Implements hook_field_widget_WIDGET_TYPE_form_alter().
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*/
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function ds_forms_field_widget_field_collection_embed_form_alter(&$element, &$form_state, $context){
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if ($ds_form = ds_build_load($element, 'field_collection_embed')) {
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if ($layout = ds_get_layout($ds_form->entity_type, $ds_form->bundle, 'form', FALSE)) {
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// Add the theming function and add the layout as a class.
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$element['#theme'] = array('ds_forms_custom_form');
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$element['#form_id'] = 'field_collection_embed';
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$class = strtr($layout['layout'], '_', '-');
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if ((isset($element['#attributes']['class']) && is_array($element['#attributes']['class'])) || !(isset($element['#attributes']['class']))) {
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$element['#attributes']['class'][] = $class;
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}
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elseif (isset($element['#attributes']['class']) && is_string($element['#attributes']['class'])) {
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$element['#attributes']['class'] .= ' ' . $class . ' ';
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}
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}
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}
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}
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/**
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* Helper function to determine if this form can be loaded.
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*/
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function ds_build_load($form, $form_id) {
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$ds_form = FALSE;
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if (isset($form['#entity_type']) && isset($form['#bundle']) && $form_id != 'field_ui_field_overview_form' && $form_id != 'field_ui_display_overview_form'
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&& $form_id != 'field_ui_field_settings_form' && $form_id != 'field_ui_widget_type_form' && $form_id != 'field_ui_field_edit_form' && !preg_match('/^editablefields_form_/', $form_id)) {
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$ds_form = new stdClass();
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$ds_form->entity_type = $form['#entity_type'];
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$ds_form->bundle = $form['#bundle'];
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}
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return $ds_form;
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}
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/**
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* Implements hook_preprocess_ds_forms_custom_form().
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*/
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function ds_forms_preprocess_ds_forms_custom_form(&$vars) {
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$form = ds_build_load($vars['form'], $vars['form']['#form_id']);
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if (!$form) {
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return;
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}
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$entity_type = $form->entity_type;
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$bundle = $form->bundle;
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if ($layout = ds_get_layout($entity_type, $bundle, 'form', FALSE)) {
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// Theme hook suggestions.
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$vars['theme_hook_suggestions'][] = $layout['layout'];
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$vars['theme_hook_suggestions'][] = $layout['layout'] . '__' . $entity_type;
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$vars['theme_hook_suggestions'][] = $layout['layout'] . '__' . $entity_type . '_' . $bundle;
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$form = &$vars['form'];
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// Add path to css file.
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if (isset($layout['css'])) {
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drupal_add_css($layout['path'] . '/' . $layout['layout'] . '.css');
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}
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// Add the hidden region.
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$layout['regions']['hidden'] = 'Hidden';
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// Create region variables based on the layout settings.
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foreach ($layout['regions'] as $region_name => $region) {
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// Create the region content.
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if ($region_name == 'hidden') {
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ds_forms_render_region($form, $region_name, $layout);
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}
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else {
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$vars[$region_name] = ds_forms_render_region($form, $region_name, $layout);
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}
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// Add extras classes to the region.
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$vars[$region_name . '_classes'] = !empty($layout['settings']['classes'][$region_name]) ? ' ' . implode(' ', $layout['settings']['classes'][$region_name]) : '';
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// Add a wrapper to the region.
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if (empty($layout['flexible'])) {
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$vars[$region_name . '_wrapper'] = isset($layout['settings']['wrappers'][$region_name]) ? $layout['settings']['wrappers'][$region_name] : 'div';
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}
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}
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// Add layout attributes if any
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if (!empty($layout['settings']['layout_attributes'])) {
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$vars['layout_attributes'] = ' ' . $layout['settings']['layout_attributes'];
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}
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else {
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$vars['layout_attributes'] = '';
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}
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if (isset($layout['settings']['classes']['layout_class'])) {
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foreach ($layout['settings']['classes']['layout_class'] as $layout_class) {
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$vars['classes_array'][] = $layout_class;
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}
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}
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// Ensure there is a class
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$vars['classes_array'][] = 'ds-form';
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// Merge the classes into a string
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$vars['classes'] = implode(' ', $vars['classes_array']);
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// Add a layout wrapper
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$vars['layout_wrapper'] = isset($layout['settings']['layout_wrapper']) ? $layout['settings']['layout_wrapper'] : 'div';
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// Add the rest of the form elements
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$vars['drupal_render_children'] = drupal_render_children($vars['form']);
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}
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}
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/**
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* Render a form region.
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*
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* @param $content
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* An array of content fields.
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* @param $region
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* The name of region to render.
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* @param $layout
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* The layout definition.
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*/
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function ds_forms_render_region(&$content, $region, $layout) {
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$output = '';
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if (isset($layout['settings']['regions'][$region])) {
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foreach ($layout['settings']['regions'][$region] as $key => $field) {
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if ($region == 'hidden') {
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$content[$field]['#access'] = FALSE;
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}
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else {
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$output .= drupal_render($content[$field]);
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}
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}
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}
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return $output;
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}
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/**
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* Determines if this entity type is supported by ds_forms.
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*
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* Currently supports all fieldable entity types.
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*/
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function _ds_forms_is_entity_type_supported($entity_type) {
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$info = entity_get_info($entity_type);
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return !empty($info['fieldable']);
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}
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