use pre-defined icons in menu as well (#913)

src/Twig/Extensions.php

@@ -45,61 +45,6 @@ class Extensions extends AbstractExtension
      */
     protected $moneyFormatter;
 
-    /**
-     * @var string[]
-     */
-    protected static $icons = [
-        'activity' => 'fas fa-tasks',
-        'admin' => 'fas fa-wrench',
-        'calendar' => 'far fa-calendar-alt',
-        'customer' => 'fas fa-user-tie',
-        'copy' => 'far fa-copy',
-        'create' => 'far fa-plus-square',
-        'dashboard' => 'fas fa-tachometer-alt',
-        'delete' => 'far fa-trash-alt',
-        'download' => 'fas fa-download',
-        'duration' => 'far fa-hourglass',
-        'edit' => 'far fa-edit',
-        'filter' => 'fas fa-filter',
-        'help' => 'far fa-question-circle',
-        'invoice' => 'fas fa-file-invoice',
-        'list' => 'fas fa-list',
-        'logout' => 'fas fa-sign-out-alt',
-        'manual' => 'fas fa-book',
-        'money' => 'far fa-money-bill-alt',
-        'print' => 'fas fa-print',
-        'project' => 'fas fa-project-diagram',
-        'repeat' => 'fas fa-redo-alt',
-        'start' => 'fas fa-play-circle',
-        'start-small' => 'far fa-play-circle',
-        'stop' => 'fas fa-stop',
-        'stop-small' => 'far fa-stop-circle',
-        'timesheet' => 'fas fa-clock',
-        'trash' => 'far fa-trash-alt',
-        'user' => 'fas fa-users',
-        'visibility' => 'far fa-eye',
-        'settings' => 'fas fa-cog',
-        'export' => 'fas fa-file-export',
-        'pdf' => 'fas fa-file-pdf',
-        'csv' => 'fas fa-table',
-        'ods' => 'fas fa-table',
-        'xlsx' => 'fas fa-file-excel',
-        'on' => 'fas fa-toggle-on',
-        'off' => 'fas fa-toggle-off',
-        'audit' => 'fas fa-history',
-        'home' => 'fas fa-home',
-        'shop' => 'fas fa-shopping-cart',
-        'about' => 'fas fa-info-circle',
-        'debug' => 'far fa-file-alt',
-        'profile-stats' => 'far fa-chart-bar',
-        'profile' => 'fas fa-user-edit',
-        'warning' => 'fas fa-exclamation-triangle',
-        'permissions' => 'fas fa-user-lock',
-        'back' => 'fas fa-long-arrow-alt-left',
-        'tag' => 'fas fa-tags',
-        'avatar' => 'fas fa-user'
-    ];
-
     /**
      * @param LocaleSettings $localeSettings
      */
@@ -119,7 +64,6 @@ class Extensions extends AbstractExtension
             new TwigFilter('money', [$this, 'money']),
             new TwigFilter('currency', [$this, 'currency']),
             new TwigFilter('country', [$this, 'country']),
-            new TwigFilter('icon', [$this, 'icon']),
             new TwigFilter('docu_link', [$this, 'documentationLink']),
         ];
     }
@@ -204,16 +148,6 @@ class Extensions extends AbstractExtension
         return Intl::getRegionBundle()->getCountryName($country);
     }
 
-    /**
-     * @param string $name
-     * @param string $default
-     * @return string
-     */
-    public function icon($name, $default = '')
-    {
-        return self::$icons[$name] ?? $default;
-    }
-
     /**
      * @param string $url
      * @return string