rezozero · ambroisemaupate · Jun 26, 2025 · Jun 24, 2025 · Jun 24, 2025 · Jun 24, 2025
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -2,6 +2,12 @@
 
 All notable changes to project will be documented in this file.
 
+## [2.2.0](https://github.com/rezozero/subscribeme/compare/2.1.0...2.2.0) - 2025-06-24
+
+### Refactor
+
+- Remove Mailchimp API Secret usage and update authentication logic, doc associate, bruno files and tests - ([e7e92c1](https://github.com/rezozero/subscribeme/commit/e7e92c17021b87bcc4a9b89455cd17c82f831b6c)) - eliot lauger
+
 ## [2.1.0](https://github.com/rezozero/subscribeme/compare/2.0.0...2.1.0) - 2025-01-21
 
 ### Features

diff --git a/README.md b/README.md
@@ -7,7 +7,7 @@ Unified Email Service Library: A simple mailing list subscriber factory that inc
 ## Supported platforms
 
 - Mailjet
-- Mailchimp
+- Mailchimp (use Mandrill for transactional emails)
 - Brevo (ex SendInBlue)
 - Brevo DOI (Double Opt-In) (ex SendInBlue)
 - YMLP
@@ -171,8 +171,7 @@ $subscriber->subscribe(
 
 ```php
 $subscriber = $factory->createFor('mailchimp');
-$subscriber->setApiKey('your_username');
-$subscriber->setApiSecret('xxxx');
+$subscriber->setApiKey('your_api_key');
 $subscriber->setContactListId('xxxx');
 // Set you account datacenter
 $subscriber->setDc('us19');
@@ -184,6 +183,7 @@ $subscriber->setPending();
 
 ### Mailchimp options sender transactional email
 
+Mailchimp use Mandrill api for his transactional emails
 See https://mailchimp.com/developer/transactional/api/messages/send-using-message-template/
 
 ```php

diff --git a/bruno/subscribeme/MailChimp/Add member to list.bru b/bruno/subscribeme/MailChimp/Add member to list.bru
@@ -15,12 +15,12 @@ params:path {
 }
 
 auth:basic {
-  username: {{mailchimp_login}}
-  password: {{mailchimp_password}}
+  username: anystring
+  password: {{mailchimp_api_key}}
 }
 
 body:json {
   {
     "email_address": "john.smith@contact.com"
   }
-}
+}
diff --git a/bruno/subscribeme/MailChimp/Get all lists.bru b/bruno/subscribeme/MailChimp/Get all lists.bru
@@ -11,6 +11,6 @@ get {
 }
 
 auth:basic {
-  username: {{mailchimp_login}}
-  password: {{mailchimp_password}}
-}
+  username: anystring
+  password: {{mailchimp_api_key}}
+}
diff --git a/bruno/subscribeme/MailChimp/List members info.bru b/bruno/subscribeme/MailChimp/List members info.bru
@@ -10,7 +10,11 @@ get {
   auth: basic
 }
 
+params:path {
+  listId: 558e7afb37
+}
+
 auth:basic {
-  username: {{mailchimp_login}}
-  password: {{mailchimp_password}}
+  username: anystring
+  password: {{mailchimp_api_key}}
 }
diff --git a/bruno/subscribeme/environments/PROD.bru b/bruno/subscribeme/environments/PROD.bru
@@ -2,7 +2,7 @@ vars {
   oximailing_base_url: https://api.oximailing.com
   mailjet_base_url: https://api.mailjet.com
   brevo_base_url: https://api.brevo.com
-  mailchimp_base_url: https://us16.api.mailchimp.com/3.0
+  mailchimp_base_url: https://us15.api.mailchimp.com/3.0
 }
 vars:secret [
   oximailing_login,
@@ -11,6 +11,5 @@ vars:secret [
   mailjet_password,
   brevo_login,
   brevo_password,
-  mailchimp_login,
-  mailchimp_password
+  mailchimp_api_key
 ]
diff --git a/src/SubscribeMe/Subscriber/MailchimpSubscriber.php b/src/SubscribeMe/Subscriber/MailchimpSubscriber.php
@@ -61,10 +61,6 @@ public function subscribe(string $email, array $options, array $userConsents = [
             throw new ApiCredentialsException();
         }
 
-        if (!is_string($this->getApiSecret())) {
-            throw new ApiCredentialsException();
-        }
-
         if (!is_string($this->getContactListId())) {
             throw new CannotSubscribeException('Contact list id is required for subscribe');
         }
@@ -105,7 +101,7 @@ public function subscribe(string $email, array $options, array $userConsents = [
                 ->withBody($bodyStreamed)
                 ->withAddedHeader('Content-Type', 'application/json')
                 ->withAddedHeader('User-Agent', 'rezozero/subscribeme')
-                ->withAddedHeader('Authorization', 'Basic '.base64_encode(sprintf('%s:%s', $this->getApiKey(), $this->getApiSecret())));
+                ->withAddedHeader('Authorization', 'Basic '.base64_encode(sprintf('anystring:%s', $this->getApiKey())));
 
             $res = $this->getClient()->sendRequest($request);
 

diff --git a/tests/MailchimpMailerTest.php b/tests/MailchimpMailerTest.php
@@ -31,7 +31,6 @@ public function testSubscribe(): void
 
         $mailchimpSubscriber->setContactListId('1');
         $mailchimpSubscriber->setApiKey('3f62c1f4-efb7-4bc7-b76d-0c2217d307b0');
-        $mailchimpSubscriber->setApiSecret('df30148e-6cda-43ae-8665-9904f5f4f12a');
         $returnCode = $mailchimpSubscriber->subscribe("jdoe@example.com", []);
 
         $requests = $client->getRequests();
@@ -47,7 +46,7 @@ public function testSubscribe(): void
         $this->assertCount(1, $requests);
         $content = $requests[0]->getBody()->getContents();
         $this->assertEquals('application/json', $requests[0]->getHeaders()['Content-Type'][0]);
-        $this->assertEquals('Basic ' . base64_encode(sprintf('%s:%s', '3f62c1f4-efb7-4bc7-b76d-0c2217d307b0', 'df30148e-6cda-43ae-8665-9904f5f4f12a')), $requests[0]->getHeaders()['Authorization'][0]);
+        $this->assertEquals('Basic ' . base64_encode(sprintf('%s:%s', 'anystring', '3f62c1f4-efb7-4bc7-b76d-0c2217d307b0')), $requests[0]->getHeaders()['Authorization'][0]);
         $this->assertEquals('rezozero/subscribeme', $requests[0]->getHeaders()['User-Agent'][0]);
         $this->assertEquals('POST', $requests[0]->getMethod());
         $this->assertJsonStringEqualsJsonString($body ?: '{}', $content);
@@ -69,7 +68,6 @@ public function testSubscribeWithMemberExist(): void
 
         $mailchimpSubscriber->setContactListId('1');
         $mailchimpSubscriber->setApiKey('3f62c1f4-efb7-4bc7-b76d-0c2217d307b0');
-        $mailchimpSubscriber->setApiSecret('df30148e-6cda-43ae-8665-9904f5f4f12a');
         $returnCode = $mailchimpSubscriber->subscribe("jdoe@example.com", []);
 
         $requests = $client->getRequests();
@@ -85,7 +83,7 @@ public function testSubscribeWithMemberExist(): void
         $this->assertCount(1, $requests);
         $content = $requests[0]->getBody()->getContents();
         $this->assertEquals('application/json', $requests[0]->getHeaders()['Content-Type'][0]);
-        $this->assertEquals('Basic ' . base64_encode(sprintf('%s:%s', '3f62c1f4-efb7-4bc7-b76d-0c2217d307b0', 'df30148e-6cda-43ae-8665-9904f5f4f12a')), $requests[0]->getHeaders()['Authorization'][0]);
+        $this->assertEquals('Basic ' . base64_encode(sprintf('%s:%s', 'anystring', '3f62c1f4-efb7-4bc7-b76d-0c2217d307b0')), $requests[0]->getHeaders()['Authorization'][0]);
         $this->assertEquals('rezozero/subscribeme', $requests[0]->getHeaders()['User-Agent'][0]);
         $this->assertEquals('POST', $requests[0]->getMethod());
         $this->assertJsonStringEqualsJsonString($body ?: '{}', $content);
@@ -107,7 +105,6 @@ public function testSubscribeWithoutId(): void
 
         $mailchimpSubscriber->setContactListId('1');
         $mailchimpSubscriber->setApiKey('3f62c1f4-efb7-4bc7-b76d-0c2217d307b0');
-        $mailchimpSubscriber->setApiSecret('df30148e-6cda-43ae-8665-9904f5f4f12a');
         $returnCode = $mailchimpSubscriber->subscribe("jdoe@example.com", []);
 
         $requests = $client->getRequests();
@@ -122,7 +119,7 @@ public function testSubscribeWithoutId(): void
         $this->assertCount(1, $requests);
         $content = $requests[0]->getBody()->getContents();
         $this->assertEquals('application/json', $requests[0]->getHeaders()['Content-Type'][0]);
-        $this->assertEquals('Basic ' . base64_encode(sprintf('%s:%s', '3f62c1f4-efb7-4bc7-b76d-0c2217d307b0', 'df30148e-6cda-43ae-8665-9904f5f4f12a')), $requests[0]->getHeaders()['Authorization'][0]);
+        $this->assertEquals('Basic ' . base64_encode(sprintf('%s:%s', 'anystring', '3f62c1f4-efb7-4bc7-b76d-0c2217d307b0')), $requests[0]->getHeaders()['Authorization'][0]);
         $this->assertEquals('rezozero/subscribeme', $requests[0]->getHeaders()['User-Agent'][0]);
         $this->assertEquals('POST', $requests[0]->getMethod());
         $this->assertJsonStringEqualsJsonString($body ?: '{}', $content);
@@ -248,7 +245,6 @@ public function testVariablesException(): void
         $factory = new Psr17Factory();
         $mailchimpSubscriber = new MailchimpSubscriber($client, $factory, $factory);
         $mailchimpSubscriber->setApiKey('3f62c1f4-efb7-4bc7-b76d-0c2217d307b0');
-        $mailchimpSubscriber->setApiSecret('df30148e-6cda-43ae-8665-9904f5f4f12a');
         $emails = [
             new EmailAddress('jdoe@example.com', 'John Doe')
         ];