[6.x] Add a creating-entry hook to allow default values to be set (#8643)

Author: ryanmitchell

src/Http/Controllers/CP/Collections/EntriesController.php

@@ -21,10 +21,12 @@
 use Statamic\Query\Scopes\Filters\Concerns\QueriesFilters;
 use Statamic\Support\Arr;
 use Statamic\Support\Str;
+use Statamic\Support\Traits\Hookable;
 
 class EntriesController extends CpController
 {
     use ExtractsFromEntryFields,
+        Hookable,
         QueriesFilters;
 
     public function index(FilteredRequest $request, $collection)
@@ -286,12 +288,19 @@ public function create(Request $request, $collection, $site)
             $blueprint->ensureFieldHasConfig('author', ['visibility' => 'read_only']);
         }
 
-        $values = Entry::make()->collection($collection)->values()->all();
+        $entry = Entry::make()->collection($collection);
+
+        $values = $entry->values()->all();
 
         if ($request->values) {
             $values = [...$values, ...$request->values];
         }
 
+        $values = $this->runHooksWith('creating-entry', [
+            'entry' => $entry,
+            'values' => $values,
+        ])->values ?? $values;
+
         $fields = $blueprint
             ->fields()
             ->addValues($values)