+ return user() && user()->can($permission);
+ }
+
+ // Check permission on ownable item
+ $permissionService = app(PermissionService::class);
+
+ return $permissionService->checkOwnableUserAccess($ownable, $permission);
+}
+
+/**
+ * Check if the current user has the given permission
+ * on any item in the system.
+ */
+function userCanOnAny(string $permission, string $entityClass = null): bool
+{
+ $permissionService = app(PermissionService::class);
+
+ return $permissionService->checkUserHasPermissionOnAnything($permission, $entityClass);
+}
+
+/**
+ * Helper to access system settings.
+ *
+ * @return mixed|SettingService
+ */
+function setting(string $key = null, $default = null)
+{
+ $settingService = resolve(SettingService::class);
+
+ if (is_null($key)) {
+ return $settingService;
+ }
+
+ return $settingService->get($key, $default);
+}
+
+/**
+ * Get a path to a theme resource.
+ * Returns null if a theme is not configured and
+ * therefore a full path is not available for use.
+ */
+function theme_path(string $path = ''): ?string
+{
+ $theme = config('view.theme');
+
+ if (!$theme) {
+ return null;
+ }
+
+ return base_path('themes/' . $theme . ($path ? DIRECTORY_SEPARATOR . $path : $path));
+}
+
+/**
+ * Get fetch an SVG icon as a string.
+ * Checks for icons defined within a custom theme before defaulting back
+ * to the 'resources/assets/icons' folder.
+ *
+ * Returns an empty string if icon file not found.
+ */
+function icon(string $name, array $attrs = []): string
+{
+ $attrs = array_merge([
+ 'class' => 'svg-icon',
+ 'data-icon' => $name,
+ 'role' => 'presentation',
+ ], $attrs);
+ $attrString = ' ';
+ foreach ($attrs as $attrName => $attr) {
+ $attrString .= $attrName . '="' . $attr . '" ';