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opencase/modules/opencase_cases/opencase_cases.module

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<?php
/**
* @file
* Contains opencase_cases.module.
*/
use Drupal\Core\Routing\RouteMatchInterface;
/**
* Implements hook_help().
*/
function opencase_cases_help($route_name, RouteMatchInterface $route_match) {
switch ($route_name) {
// Main module help for the opencase_cases module.
case 'help.page.opencase_cases':
$output = '';
$output .= '<h3>' . t('About') . '</h3>';
$output .= '<p>' . t('Provides case entities and a required field on activities linking them to a case.') . '</p>';
return $output;
default:
}
}
/**
* Implements hook_theme().
*/
function opencase_cases_theme() {
return [
'opencase_cases' => [
'render element' => 'children',
],
];
}
function opencase_cases_entity_base_field_info($entity_type) {
$fields = array();
// Add Case field to Activity
if ($entity_type->id() === 'oc_activity') {
$fields['oc_case'] = BaseFieldDefinition::create('entity_reference')
->setLabel(t('Case'))
->setDescription(t('The case this activity belongs to.'))
->setSetting('target_type', 'oc_case')
->setSetting('handler', 'default')
->setTranslatable(TRUE)
->setCardinality(1)
->setDefaultValueCallback('opencase_cases_default_activity_case_value')
->setDisplayOptions('view', [
'type' => 'string',
'weight' => -3,
])
->setRequired(TRUE);
}
return $fields;
}
/**
* When creating an activity, it sets the case id from the URL.
*/
public static function opencase_cases_default_activity_case_value() {
return array(\Drupal::request()->query->get('case_id'));
}
/**
* Implementation of hook_form_alter()
* Changes what page is redirected to after deleting things
*/
function opencase_cases_form_alter(&$form, &$form_state, $form_id) {
if (preg_match('/oc_actor_.*_delete_form/', $form_id) or (preg_match('/oc_case_.*_delete_form/', $form_id)) or (preg_match('/oc_organisation_.*_delete_form/', $form_id))) {
$form['actions']['submit']['#submit'][] = '_opencase_cases_redirect_to_home';
$form['actions']['cancel']['#url'] = $form_state->getFormObject()->getEntity()->toUrl();
}
if (preg_match('/oc_activity_.*_delete_form/', $form_id)) {
$form['actions']['submit']['#submit'][] = '_opencase_cases_delete_activity_redirect';
$form['actions']['cancel']['#url'] = $form_state->getFormObject()->getEntity()->toUrl();
}
}
function _opencase_cases_redirect_to_home($form, &$form_state) {
$form_state->setRedirect('<front>');
}
function _opencase_cases_delete_activity_redirect($form, &$form_state) {
$case_id = $form_state->getFormObject()->getEntity()->oc_case->target_id;
$form_state->setRedirect('entity.oc_case.canonical', ['oc_case' => $case_id]);
}