From 0836e9e25b44dc83836f04f063d70f123243f530 Mon Sep 17 00:00:00 2001
From: William Hearn <sylus1984@gmail.com>
Date: Wed, 15 Nov 2017 23:18:20 -0500
Subject: [PATCH] Issue #2817109 by rachel_norfolk, ericras: How to redirect to
 the owning group after adding a gnode?

---
 config/install/group.settings.yml    |  1 +
 config/schema/group.schema.yml       |  3 +++
 src/Entity/Form/GroupContentForm.php | 23 +++++++++++++++++++++++
 src/Form/GroupSettingsForm.php       | 17 +++++++++++++++++
 4 files changed, 44 insertions(+)

diff --git a/config/install/group.settings.yml b/config/install/group.settings.yml
index 4950007..146e224 100644
--- a/config/install/group.settings.yml
+++ b/config/install/group.settings.yml
@@ -1 +1,2 @@
 use_admin_theme: TRUE
+redirect_to: 'group_content_entity'
diff --git a/config/schema/group.schema.yml b/config/schema/group.schema.yml
index 340838e..f8832c7 100644
--- a/config/schema/group.schema.yml
+++ b/config/schema/group.schema.yml
@@ -7,6 +7,9 @@ group.settings:
     use_admin_theme:
       type: 'boolean'
       label: 'Use admin theme when editing or creating groups'
+    redirect_to:
+      type: 'text'
+      label: 'On entity creation, redirect to this entity canonical url'
 
 group.type.*:
   type: 'config_entity'
diff --git a/src/Entity/Form/GroupContentForm.php b/src/Entity/Form/GroupContentForm.php
index dc5fd0f..89bc75e 100644
--- a/src/Entity/Form/GroupContentForm.php
+++ b/src/Entity/Form/GroupContentForm.php
@@ -142,6 +142,29 @@ class GroupContentForm extends ContentEntityForm {
       $form_state->setRedirect('<front>');
     }
 
+    // The below redirects ensure the user will be redirected to configured
+    // default location. But only if there was no destination set in the URL.
+    $config = $this->config('group.settings');
+    switch ($config->get('redirect_to')) {
+      case 'entity':
+        $entity_type = $group_content->getEntity()->getEntityTypeId();
+        $route_params = [$entity_type => $group_content->getEntity()->id()];
+        $form_state->setRedirect('entity.' . $entity_type . '.canonical', $route_params);
+        break;
+      case 'group_content_entity':
+        $route_params = [
+          'group' => $group_content->getGroup()->id(),
+          'group_content' => $group_content->id(),
+        ];
+        $form_state->setRedirect('entity.group_content.canonical',
+          $route_params);
+        break;
+      case 'group':
+        $route_params = ['group' => $group_content->getGroup()->id()];
+        $form_state->setRedirect('entity.group.canonical', $route_params);
+        break;
+    }
+
     return $return;
   }
 
diff --git a/src/Form/GroupSettingsForm.php b/src/Form/GroupSettingsForm.php
index 68e56fe..eb29862 100644
--- a/src/Form/GroupSettingsForm.php
+++ b/src/Form/GroupSettingsForm.php
@@ -37,6 +37,17 @@ class GroupSettingsForm extends ConfigFormBase {
       '#description' => $this->t("Enables the administration theme for editing groups, members, etc."),
       '#default_value' => $config->get('use_admin_theme'),
     ];
+    $form['redirect_to'] = [
+      '#type' => 'radios',
+      '#title' => $this->t('On entity creation, redirect to'),
+      '#description' => $this->t('When an entity is created via the UI, the user will, by default, be directed to the created entity or the group content entity display.'),
+      '#default_value' => $config->get('redirect_to'),
+      '#options' => array(
+        'entity' => $this->t('The created entity'),
+        'group_content_entity' => $this->t('The created group content entity'),
+        'group' => $this->t('The group the entity belongs to'),
+      ),
+    ];
 
     return $form;
   }
@@ -55,6 +66,12 @@ class GroupSettingsForm extends ConfigFormBase {
       \Drupal::service('router.builder')->setRebuildNeeded();
     }
 
+    $config_redirect_to = $config->get('redirect_to');
+    $form_redirect_to = $form_state->getValue('redirect_to');
+    if ($config_redirect_to != $form_redirect_to) {
+      $config->set('redirect_to', $form_redirect_to)->save();
+    }
+
     parent::submitForm($form, $form_state);
   }
 
-- 
2.5.4 (Apple Git-61)