| Server IP : 134.29.175.74 / Your IP : 216.73.216.119 Web Server : nginx/1.10.2 System : Windows NT CST-WEBSERVER 10.0 build 19045 (Windows 10) i586 User : Administrator ( 0) PHP Version : 7.1.0 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : OFF | Perl : OFF | Python : OFF | Sudo : OFF | Pkexec : OFF Directory : /nginx/html/Student/JimMartinson/Lab12/drupal/core/modules/views_ui/src/Form/Ajax/ |
Upload File : |
<?php
namespace Drupal\views_ui\Form\Ajax;
use Drupal\Core\Form\FormStateInterface;
use Drupal\views\ViewEntityInterface;
use Drupal\views\ViewExecutable;
use Drupal\views\Views;
use Symfony\Component\HttpFoundation\Request;
/**
* Provides a form for configuring an item in the Views UI.
*/
class ConfigHandler extends ViewsFormBase {
/**
* Constructs a new ConfigHandler object.
*/
public function __construct($type = NULL, $id = NULL) {
$this->setType($type);
$this->setID($id);
}
/**
* {@inheritdoc}
*/
public function getFormKey() {
return 'handler';
}
/**
* {@inheritdoc}
*/
public function getForm(ViewEntityInterface $view, $display_id, $js, $type = NULL, $id = NULL) {
$this->setType($type);
$this->setID($id);
return parent::getForm($view, $display_id, $js);
}
/**
* {@inheritdoc}
*/
public function getFormId() {
return 'views_ui_config_item_form';
}
/**
* {@inheritdoc}
*/
public function buildForm(array $form, FormStateInterface $form_state, Request $request = NULL) {
/** @var \Drupal\views\Entity\View $view */
$view = $form_state->get('view');
$display_id = $form_state->get('display_id');
$type = $form_state->get('type');
$id = $form_state->get('id');
$form = [
'options' => [
'#tree' => TRUE,
'#theme_wrappers' => ['container'],
'#attributes' => ['class' => ['scroll'], 'data-drupal-views-scroll' => TRUE],
],
];
$executable = $view->getExecutable();
$save_ui_cache = FALSE;
if (!$executable->setDisplay($display_id)) {
$form['markup'] = ['#markup' => $this->t('Invalid display id @display', ['@display' => $display_id])];
return $form;
}
$item = $executable->getHandler($display_id, $type, $id);
if ($item) {
$handler = $executable->display_handler->getHandler($type, $id);
if (empty($handler)) {
$form['markup'] = ['#markup' => $this->t("Error: handler for @table > @field doesn't exist!", ['@table' => $item['table'], '@field' => $item['field']])];
}
else {
$types = ViewExecutable::getHandlerTypes();
// If this item can come from the default display, show a dropdown
// that lets the user choose which display the changes should apply to.
if ($executable->display_handler->defaultableSections($types[$type]['plural'])) {
$section = $types[$type]['plural'];
$form_state->set('section', $section);
views_ui_standard_display_dropdown($form, $form_state, $section);
}
// A whole bunch of code to figure out what relationships are valid for
// this item.
$relationships = $executable->display_handler->getOption('relationships');
$relationship_options = [];
foreach ($relationships as $relationship) {
// relationships can't link back to self. But also, due to ordering,
// relationships can only link to prior relationships.
if ($type == 'relationship' && $id == $relationship['id']) {
break;
}
$relationship_handler = Views::handlerManager('relationship')->getHandler($relationship);
// ignore invalid/broken relationships.
if (empty($relationship_handler)) {
continue;
}
// If this relationship is valid for this type, add it to the list.
$data = Views::viewsData()->get($relationship['table']);
if (isset($data[$relationship['field']]['relationship']['base']) && $base = $data[$relationship['field']]['relationship']['base']) {
$base_fields = Views::viewsDataHelper()->fetchFields($base, $type, $executable->display_handler->useGroupBy());
if (isset($base_fields[$item['table'] . '.' . $item['field']])) {
$relationship_handler->init($executable, $executable->display_handler, $relationship);
$relationship_options[$relationship['id']] = $relationship_handler->adminLabel();
}
}
}
if (!empty($relationship_options)) {
// Make sure the existing relationship is even valid. If not, force
// it to none.
$base_fields = Views::viewsDataHelper()->fetchFields($view->get('base_table'), $type, $executable->display_handler->useGroupBy());
if (isset($base_fields[$item['table'] . '.' . $item['field']])) {
$relationship_options = array_merge(['none' => $this->t('Do not use a relationship')], $relationship_options);
}
$rel = empty($item['relationship']) ? 'none' : $item['relationship'];
if (empty($relationship_options[$rel])) {
// Pick the first relationship.
$rel = key($relationship_options);
// We want this relationship option to get saved even if the user
// skips submitting the form.
$executable->setHandlerOption($display_id, $type, $id, 'relationship', $rel);
$save_ui_cache = TRUE;
// Re-initialize with new relationship.
$item['relationship'] = $rel;
$handler->init($executable, $executable->display_handler, $item);
}
$form['options']['relationship'] = [
'#type' => 'select',
'#title' => $this->t('Relationship'),
'#options' => $relationship_options,
'#default_value' => $rel,
'#weight' => -500,
];
}
else {
$form['options']['relationship'] = [
'#type' => 'value',
'#value' => 'none',
];
}
$form['#title'] = $this->t('Configure @type: @item', ['@type' => $types[$type]['lstitle'], '@item' => $handler->adminLabel()]);
if (!empty($handler->definition['help'])) {
$form['options']['form_description'] = [
'#markup' => $handler->definition['help'],
'#theme_wrappers' => ['container'],
'#attributes' => ['class' => ['js-form-item form-item description']],
'#weight' => -1000,
];
}
$form['#section'] = $display_id . '-' . $type . '-' . $id;
// Get form from the handler.
$handler->buildOptionsForm($form['options'], $form_state);
$form_state->set('handler', $handler);
}
$name = $form_state->get('update_name');
$view->getStandardButtons($form, $form_state, 'views_ui_config_item_form', $name);
// Add a 'remove' button.
$form['actions']['remove'] = [
'#type' => 'submit',
'#value' => $this->t('Remove'),
'#submit' => [[$this, 'remove']],
'#limit_validation_errors' => [['override']],
'#button_type' => 'danger',
];
}
if ($save_ui_cache) {
$view->cacheSet();
}
return $form;
}
/**
* {@inheritdoc}
*/
public function validateForm(array &$form, FormStateInterface $form_state) {
$form_state->get('handler')->validateOptionsForm($form['options'], $form_state);
if ($form_state->getErrors()) {
$form_state->set('rerender', TRUE);
}
}
/**
* {@inheritdoc}
*/
public function submitForm(array &$form, FormStateInterface $form_state) {
$view = $form_state->get('view');
$display_id = $form_state->get('display_id');
$id = $form_state->get('id');
$handler = $form_state->get('handler');
// Run it through the handler's submit function.
$handler->submitOptionsForm($form['options'], $form_state);
$item = $handler->options;
$types = ViewExecutable::getHandlerTypes();
// For footer/header $handler_type is area but $type is footer/header.
// For all other handle types it's the same.
$handler_type = $type = $form_state->get('type');
if (!empty($types[$type]['type'])) {
$handler_type = $types[$type]['type'];
}
$override = NULL;
$executable = $view->getExecutable();
if ($executable->display_handler->useGroupBy() && !empty($item['group_type'])) {
if (empty($executable->query)) {
$executable->initQuery();
}
$aggregate = $executable->query->getAggregationInfo();
if (!empty($aggregate[$item['group_type']]['handler'][$type])) {
$override = $aggregate[$item['group_type']]['handler'][$type];
}
}
// Create a new handler and unpack the options from the form onto it. We
// can use that for storage.
$handler = Views::handlerManager($handler_type)->getHandler($item, $override);
$handler->init($executable, $executable->display_handler, $item);
// Add the incoming options to existing options because items using
// the extra form may not have everything in the form here.
$options = $handler->submitFormCalculateOptions($handler->options, $form_state->getValue('options', []));
// This unpacks only options that are in the definition, ensuring random
// extra stuff on the form is not sent through.
$handler->unpackOptions($handler->options, $options, NULL, FALSE);
// Store the item back on the view
$executable->setHandler($display_id, $type, $id, $handler->options);
// Ensure any temporary options are removed.
if (isset($view->temporary_options[$type][$id])) {
unset($view->temporary_options[$type][$id]);
}
// Write to cache
$view->cacheSet();
}
/**
* Submit handler for removing an item from a view
*/
public function remove(&$form, FormStateInterface $form_state) {
$view = $form_state->get('view');
$display_id = $form_state->get('display_id');
$type = $form_state->get('type');
$id = $form_state->get('id');
// Store the item back on the view
list($was_defaulted, $is_defaulted) = $view->getOverrideValues($form, $form_state);
$executable = $view->getExecutable();
// If the display selection was changed toggle the override value.
if ($was_defaulted != $is_defaulted) {
$display = &$executable->displayHandlers->get($display_id);
$display->optionsOverride($form, $form_state);
}
$executable->removeHandler($display_id, $type, $id);
// Write to cache
$view->cacheSet();
}
}