[3.4] More php file validation (#8992)

Author: jasonvarga

Diff for: src/Http/Controllers/CP/Assets/AssetsController.php

@@ -69,7 +69,7 @@ public function store(Request $request)
             'container' => 'required',
             'folder' => 'required',
             'file' => ['file', function ($attribute, $value, $fail) {
-                if (in_array(trim(strtolower($value->getClientOriginalExtension())), ['php', 'php3', 'php4', 'php5', 'phtml'])) {
+                if (in_array(trim(strtolower($value->getClientOriginalExtension())), ['php', 'php3', 'php4', 'php5', 'php7', 'php8', 'phtml', 'phar'])) {
                     $fail(__('validation.uploaded'));
                 }
             }],

Diff for: src/Http/Controllers/CP/Fieldtypes/FilesFieldtypeController.php

@@ -12,7 +12,7 @@ public function upload(Request $request)
     {
         $request->validate([
             'file' => ['file', function ($attribute, $value, $fail) {
-                if (in_array(trim(strtolower($value->getClientOriginalExtension())), ['php', 'php3', 'php4', 'php5', 'phtml'])) {
+                if (in_array(trim(strtolower($value->getClientOriginalExtension())), ['php', 'php3', 'php4', 'php5', 'php7', 'php8', 'phtml', 'phar'])) {
                     $fail(__('validation.uploaded'));
                 }
             }],

Diff for: src/Http/Controllers/FormController.php

@@ -165,7 +165,7 @@ protected function extraRules($fields)
             })
             ->mapWithKeys(function ($field) {
                 return [$field->handle().'.*' => ['file', function ($attribute, $value, $fail) {
-                    if (in_array(trim(strtolower($value->getClientOriginalExtension())), ['php', 'php3', 'php4', 'php5', 'phtml'])) {
+                    if (in_array(trim(strtolower($value->getClientOriginalExtension())), ['php', 'php3', 'php4', 'php5', 'php7', 'php8', 'phtml', 'phar'])) {
                         $fail(__('validation.uploaded'));
                     }
                 }]];