Integrate MailChimp API with PHP

Today, We will tell you how to integrate MailChimp API with PHP.
Subscribers add to Mailchimp using their API using PHP cURL.
Mailchimp is a popular email marketing tool(service) that manages subscribers.
Using Mailchimp, you can send an email like announcements or offers.

Requirement

API key from the Mailchimp
List id from the Mailchimp

Customer data sent to mailchimp

$api_key     = "*****************17-us7";    // update your key           
$list_id     = "adsds554";  // update your lsit id

$data_center = substr($api_key,strpos($api_key,'-')+1);

$url = 'https://'. $data_center .'.api.mailchimp.com/3.0/lists/'. $list_id .'/members';

$mergeData['email_address'] = '[email protected]';
$mergeData['status'] = 'subscribed'; //'subscribed' or 'pending'
$mergeData['merge_fields'] = [
	'FNAME' => 'First Name',
    'LNAME' => 'Last Name',
    "PHONE" => '7777777',
	"ADDRESS" => [
	  "addr1" => '32 road',
	  "addr2" => 'newyork',
	  "city" => 'mycity',
	  "state" => 'london',
	  "zip" => '7769',
	  "country" => 'united Kindom'
	]
];


$json = json_encode($mergeData);          

try {
  $ch = curl_init($url);
  curl_setopt($ch, CURLOPT_USERPWD, 'user:' . $api_key);
  curl_setopt($ch, CURLOPT_HTTPHEADER, ['Content-Type: application/json']);
  curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
  curl_setopt($ch, CURLOPT_TIMEOUT, 10);
  curl_setopt($ch, CURLOPT_POST, 1);
  curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
  curl_setopt($ch, CURLOPT_POSTFIELDS, $json);
  $result = curl_exec($ch);
  $status_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
  curl_close($ch);

  if (200 == $status_code) {
      echo "User added successfully to the Mailchimp.";
  }
} catch(Exception $e) {
  echo $e->getMessage();
}

Delete a Subscriber from Mailchimp

$api_key     = "*****************17-us8";    // update your key           
$list_id     = "adsds554";  // update your lsit id

$data_center  = substr($api_key,strpos($api_key,'-')+1);

$url = 'https://'. $data_center .'.api.mailchimp.com/3.0/lists/'. $list_id .'/members/'. md5(strtolower($email));

try {
  $ch = curl_init($url);
  curl_setopt($ch, CURLOPT_USERPWD, 'user:' . $api_key);
  curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
  curl_setopt($ch, CURLOPT_TIMEOUT, 10);
  curl_setopt($ch, CURLOPT_CUSTOMREQUEST, 'DELETE');
  curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
  $result = curl_exec($ch);
  $status_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
  curl_close($ch);
} catch(Exception $e) {
  echo $e->getMessage();
}

Get Mailchimp API Key

Mailchimp account. Under the user icon, select Account.
Click on Extra->API keys.
Under the “Your API keys” section, click on Create A Key.

Get Audience ID

Click on the Audience menu and then select the option Settings from the Manage Audience drop-down.

Under Settings click on the ‘Audience name and defaults’.