Organized

redMCP/app/RedmineClient.php

@@ -22,6 +22,31 @@ final class RedmineClient
         $this->client = $client;
     }
 
+    /**
+     * Run a callback while impersonating an existing Redmine username.
+     *
+     * Redmine impersonation only applies when the authenticated API user has
+     * permission to switch users.
+     *
+     * @param callable $callback
+     *
+     * @return mixed
+     */
+    public function withImpersonation(?string $username, callable $callback)
+    {
+        $normalized = is_string($username) ? trim($username) : '';
+        if ($normalized === '') {
+            return $callback();
+        }
+
+        $this->client->startImpersonateUser($normalized);
+        try {
+            return $callback();
+        } finally {
+            $this->client->stopImpersonateUser();
+        }
+    }
+
     public static function fromCredentials(string $url, string $apiKeyOrUsername, ?string $password = null): self
     {
         return new self(new NativeCurlClient($url, $apiKeyOrUsername, $password));