class-fl-builder-service-constant-contact.php
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<?php
/**
* Helper class for the Constant Contact API.
*
* @since 1.5.4
*/
final class FLBuilderServiceConstantContact extends FLBuilderService {
/**
* The ID for this service.
*
* @since 1.5.4
* @var string $id
*/
public $id = 'constant-contact';
/**
* The api url for this service.
*
* @since 1.5.4
* @var string $api_url
*/
public $api_url = 'https://api.constantcontact.com/v2/';
/**
* Test the API connection.
*
* @since 1.5.4
* @param array $fields {
* @type string $api_key A valid API key.
* @type string $access_token A valid access token.
* }
* @return array{
* @type bool|string $error The error message or false if no error.
* @type array $data An array of data used to make the connection.
* }
*/
public function connect( $fields = array() )
{
$response = array(
'error' => false,
'data' => array()
);
// Make sure we have an API key.
if ( ! isset( $fields['api_key'] ) || empty( $fields['api_key'] ) ) {
$response['error'] = __( 'Error: You must provide an API key.', 'fl-builder' );
}
// Make sure we have an access token.
else if ( ! isset( $fields['access_token'] ) || empty( $fields['access_token'] ) ) {
$response['error'] = __( 'Error: You must provide an access token.', 'fl-builder' );
}
// Try to connect and store the connection data.
else {
$url = $this->api_url . 'lists?api_key=' . $fields['api_key'] . '&access_token=' . $fields['access_token'];
$request = json_decode( wp_remote_retrieve_body( wp_remote_get( $url ) ) );
if ( ! is_array( $request ) || ( isset( $request[0] ) && isset( $request[0]->error_message ) ) ) {
$response['error'] = sprintf( __( 'Error: Could not connect to Constant Contact. %s', 'fl-builder' ), $request[0]->error_message );
}
else {
$response['data'] = array(
'api_key' => $fields['api_key'],
'access_token' => $fields['access_token']
);
}
}
return $response;
}
/**
* Renders the markup for the connection settings.
*
* @since 1.5.4
* @return string The connection settings markup.
*/
public function render_connect_settings()
{
ob_start();
FLBuilder::render_settings_field( 'api_key', array(
'row_class' => 'fl-builder-service-connect-row',
'class' => 'fl-builder-service-connect-input',
'type' => 'text',
'label' => __( 'API Key', 'fl-builder' ),
'help' => __( 'Your Constant Contact API key.', 'fl-builder' ),
'preview' => array(
'type' => 'none'
)
));
FLBuilder::render_settings_field( 'access_token', array(
'row_class' => 'fl-builder-service-connect-row',
'class' => 'fl-builder-service-connect-input',
'type' => 'text',
'label' => __( 'Access Token', 'fl-builder' ),
'help' => __( 'Your Constant Contact access token.', 'fl-builder' ),
'description' => sprintf( __( 'You must register a <a%s>Developer Account</a> with Constant Contact to obtain an API key and access token. Please see <a%s>Getting an API key</a> for complete instructions.', 'fl-builder' ), ' href="https://constantcontact.mashery.com/member/register" target="_blank"', ' href="https://developer.constantcontact.com/home/api-keys.html" target="_blank"' ),
'preview' => array(
'type' => 'none'
)
));
return ob_get_clean();
}
/**
* Render the markup for service specific fields.
*
* @since 1.5.4
* @param string $account The name of the saved account.
* @param object $settings Saved module settings.
* @return array {
* @type bool|string $error The error message or false if no error.
* @type string $html The field markup.
* }
*/
public function render_fields( $account, $settings )
{
$account_data = $this->get_account_data( $account );
$api_key = $account_data['api_key'];
$access_token = $account_data['access_token'];
$url = $this->api_url . 'lists?api_key=' . $api_key . '&access_token=' . $access_token;
$request = json_decode( wp_remote_retrieve_body( wp_remote_get( $url ) ) );
$response = array(
'error' => false,
'html' => ''
);
if ( ! is_array( $request ) || ( isset( $request[0] ) && isset( $request[0]->error_message ) ) ) {
$response['error'] = sprintf( __( 'Error: Could not connect to Constant Contact. %s', 'fl-builder' ), $request[0]->error_message );
}
else {
$response['html'] = $this->render_list_field( $request, $settings );
}
return $response;
}
/**
* Render markup for the list field.
*
* @since 1.5.4
* @param array $lists List data from the API.
* @param object $settings Saved module settings.
* @return string The markup for the list field.
* @access private
*/
private function render_list_field( $lists, $settings )
{
ob_start();
$options = array( '' => __( 'Choose...', 'fl-builder' ) );
foreach ( $lists as $list ) {
$options[ $list->id ] = $list->name;
}
FLBuilder::render_settings_field( 'list_id', array(
'row_class' => 'fl-builder-service-field-row',
'class' => 'fl-builder-service-list-select',
'type' => 'select',
'label' => _x( 'List', 'An email list from a third party provider.', 'fl-builder' ),
'options' => $options,
'preview' => array(
'type' => 'none'
)
), $settings);
return ob_get_clean();
}
/**
* Subscribe an email address to Constant Contact.
*
* @since 1.5.4
* @param object $settings A module settings object.
* @param string $email The email to subscribe.
* @param string $name Optional. The full name of the person subscribing.
* @return array {
* @type bool|string $error The error message or false if no error.
* }
*/
public function subscribe( $settings, $email, $name = false )
{
$account_data = $this->get_account_data( $settings->service_account );
$response = array( 'error' => false );
if ( ! $account_data ) {
$response['error'] = __( 'There was an error subscribing to Constant Contact. The account is no longer connected.', 'fl-builder' );
}
else {
$api_key = $account_data['api_key'];
$access_token = $account_data['access_token'];
$url = $this->api_url . 'contacts?api_key=' . $api_key . '&access_token=' . $access_token . '&email=' . $email;
$request = wp_remote_get( $url );
$contact = json_decode( wp_remote_retrieve_body( $request ) );
$list_id = $settings->list_id;
// This contact exists.
if ( ! empty( $contact->results ) ) {
$args = array();
$data = $contact->results[0];
// Check if already subscribed to this list.
if ( ! empty( $data->lists ) ) {
// Return early if already added.
foreach ( $data->lists as $key => $list ) {
if ( isset( $list->id ) && $list_id == $list->id ) {
return $response;
}
}
// Add an existing contact to the list.
$new_list = new stdClass;
$new_list->id = $list_id;
$new_list->status = 'ACTIVE';
$data->lists[ count( $data->lists ) ] = $new_list;
}
else {
// Add an existing contact that has no list.
$data->lists = array();
$new_list = new stdClass;
$new_list->id = $list_id;
$new_list->status = 'ACTIVE';
$data->lists[0] = $new_list;
}
$args['body'] = json_encode( $data );
$args['method'] = 'PUT';
$args['headers']['Content-Type'] = 'application/json';
$args['headers']['Content-Length'] = strlen( $args['body'] );
$url = $this->api_url . 'contacts/' . $contact->results[0]->id . '?api_key=' . $api_key . '&access_token=' . $access_token . '&action_by=ACTION_BY_VISITOR';
$update = wp_remote_request( $url, $args );
$res = json_decode( wp_remote_retrieve_body( $update ) );
if ( isset( $res->error_key ) ) {
$response['error'] = sprintf( __( 'There was an error subscribing to Constant Contact. %s', 'fl-builder' ), $res->error_key );
}
}
// Add a new contact.
else {
$args = $data = array();
$data['email_addresses'] = array();
$data['email_addresses'][0]['id'] = $list_id;
$data['email_addresses'][0]['status'] = 'ACTIVE';
$data['email_addresses'][0]['confirm_status'] = 'CONFIRMED';
$data['email_addresses'][0]['email_address'] = $email;
$data['lists'] = array();
$data['lists'][0]['id'] = $list_id;
if ( $name ) {
$names = explode( ' ', $name );
if ( isset( $names[0] ) ) {
$data['first_name'] = $names[0];
}
if ( isset( $names[1] ) ) {
$data['last_name'] = $names[1];
}
}
$args['body'] = json_encode( $data );
$args['headers']['Content-Type'] = 'application/json';
$args['headers']['Content-Length'] = strlen( json_encode( $data ) );
$url = $this->api_url . 'contacts?api_key=' . $api_key . '&access_token=' . $access_token . '&action_by=ACTION_BY_VISITOR';
$create = wp_remote_post( $url, $args );
if ( isset( $create->error_key ) ) {
$response['error'] = sprintf( __( 'There was an error subscribing to Constant Contact. %s', 'fl-builder' ), $create->error_key );
}
}
}
return $response;
}
}