Add support for Silverstripe 5 (#30)

composer.json

@@ -11,13 +11,14 @@
     "minimum-stability": "dev",
     "prefer-stable": true,
     "require": {
-        "php": "^7.4 || ^8",
-        "silverstripe/cms": "^4.11",
-        "dnadesign/silverstripe-elemental": "^4",
-        "silverstripe/vendor-plugin": "^1.0"
+        "php": "^8.1",
+        "silverstripe/cms": "^5.0",
+        "dnadesign/silverstripe-elemental": "^5.0",
+        "silverstripe/vendor-plugin": "^2.0"
     },
     "require-dev": {
-        "silverstripe/recipe-testing": "^2",
+        "phpunit/phpunit": "^9.5",
+        "silverstripe/recipe-testing": "^3",
         "squizlabs/php_codesniffer": "^3.0"
     },
     "extra": {

readme.md

@@ -8,9 +8,17 @@
 
 ## Introduction
 
-Adds a new element for Elemental which allows for nested blocks. This block  allows users to nest blocks within other 
+Adds a new element for Elemental which allows for nested blocks. This block allows users to nest blocks within other
 blocks, allowing things like columns of blocks.
 
+## Requirements
+
+* Silverstripe CMS ^5.0
+* PHP ^8.1
+
+For a Silverstripe CMS ^4.2 compatible version of this module, please see the [^1.1 releases](https://github.com/dnadesign/silverstripe-elemental-list/tree/1.1.0).
+
+
 ## Installation
 
 ```

src/Extension/BaseElementCMSEditLinkExtension.php

@@ -18,13 +18,13 @@ class BaseElementCMSEditLinkExtension extends Extension
     /**
      * @param string $link
      */
-    public function updateCMSEditLink(&$link)
+    public function updateCMSEditLink(?string &$link): void
     {
         /** @var $owner BaseElement */
         $owner = $this->owner;
 
         $relationName = $owner->getAreaRelationName();
-        $page = $owner->getPage(true);
+        $page = $owner->getPage();
 
         if (!$page) {
             return;

src/Model/ElementList.php

@@ -13,39 +13,39 @@ use SilverStripe\ORM\FieldType\DBField;
  */
 class ElementList extends BaseElement
 {
-    private static $icon = 'font-icon-block-file-list';
+    private static string $icon = 'font-icon-block-file-list';
 
-    private static $has_one = [
+    private static array $has_one = [
         'Elements' => ElementalArea::class
     ];
 
-    private static $owns = [
+    private static array $owns = [
         'Elements'
     ];
 
-    private static $cascade_deletes = [
+    private static array $cascade_deletes = [
         'Elements'
     ];
 
-    private static $cascade_duplicates = [
+    private static array $cascade_duplicates = [
         'Elements'
     ];
 
-    private static $extensions = [
+    private static array $extensions = [
         ElementalAreasExtension::class
     ];
 
-    private static $table_name = 'ElementList';
+    private static string $table_name = 'ElementList';
 
-    private static $title = 'Group';
+    private static string $title = 'Group';
 
-    private static $description = 'Orderable list of elements';
+    private static string $description = 'Orderable list of elements';
 
-    private static $singular_name = 'list';
+    private static string $singular_name = 'list';
 
-    private static $plural_name = 'lists';
+    private static string $plural_name = 'lists';
 
-    public function getType()
+    public function getType(): string
     {
         return _t(__CLASS__ . '.BlockType', 'List');
     }
@@ -53,7 +53,7 @@ class ElementList extends BaseElement
     /**
      * @return DBField
      */
-    public function getSummary()
+    public function getSummary(): string
     {
         $count = $this->Elements()->Elements()->Count();
         $suffix = $count === 1 ? 'element': 'elements';
@@ -66,7 +66,7 @@ class ElementList extends BaseElement
      *
      * @return string
      */
-    public function getOwnedAreaRelationName()
+    public function getOwnedAreaRelationName(): string
     {
         $has_one = $this->config()->get('has_one');
 
@@ -79,7 +79,7 @@ class ElementList extends BaseElement
         return 'Elements';
     }
 
-    public function inlineEditable()
+    public function inlineEditable(): bool
     {
         return false;
     }