update

wp-content/plugins/contact-form-7/modules/sendinblue/contact-form-properties.php

@@ -38,9 +38,7 @@ function wpcf7_sendinblue_save_contact_form( $contact_form, $args, $context ) {
 		return;
 	}
 
-	$prop = isset( $_POST['wpcf7-sendinblue'] )
-		? (array) $_POST['wpcf7-sendinblue']
-		: array();
+	$prop = (array) ( $_POST['wpcf7-sendinblue'] ?? array() );
 
 	$prop = wp_parse_args(
 		$prop,
@@ -98,15 +96,15 @@ function wpcf7_sendinblue_editor_panels( $panels ) {
 			),
 			wpcf7_link(
 				__( 'https://contactform7.com/sendinblue-integration/', 'contact-form-7' ),
-				__( 'Brevo (formerly Sendinblue) integration', 'contact-form-7' )
+				__( 'Brevo integration', 'contact-form-7' )
 			)
 		);
 
-		$lists = $service->get_lists();
+		$lists = wpcf7_sendinblue_get_lists();
 		$templates = $service->get_templates();
 
 ?>
-<h2><?php echo esc_html( __( 'Brevo (formerly Sendinblue)', 'contact-form-7' ) ); ?></h2>
+<h2><?php echo esc_html( __( 'Brevo', 'contact-form-7' ) ); ?></h2>
 
 <fieldset>
 	<legend><?php echo $description; ?></legend>
@@ -301,3 +299,39 @@ function wpcf7_sendinblue_editor_panels( $panels ) {
 
 	return $panels;
 }
+
+
+/**
+ * Retrieves contact lists from Brevo's database.
+ */
+function wpcf7_sendinblue_get_lists() {
+	static $lists = array();
+
+	$service = WPCF7_Sendinblue::get_instance();
+
+	if ( ! empty( $lists ) or ! $service->is_active() ) {
+		return $lists;
+	}
+
+	$limit = 50;
+	$offset = 0;
+
+	while ( count( $lists ) < $limit * 10 ) {
+		$lists_next = (array) $service->get_lists( array(
+			'limit' => $limit,
+			'offset' => $offset,
+		) );
+
+		if ( ! empty( $lists_next ) ) {
+			$lists = array_merge( $lists, $lists_next );
+		}
+
+		if ( count( $lists_next ) < $limit ) {
+			break;
+		}
+
+		$offset += $limit;
+	}
+
+	return $lists;
+}

wp-content/plugins/contact-form-7/modules/sendinblue/sendinblue.php

@@ -1,6 +1,6 @@
 <?php
 /**
- * Brevo (formerly Sendinblue) module main file
+ * Brevo module main file
  *
  * @link https://contactform7.com/sendinblue-integration/
  */
@@ -219,6 +219,18 @@ function wpcf7_sendinblue_collect_parameters() {
 		}
 	}
 
+	$params = array_map(
+		function ( $param ) {
+			if ( is_array( $param ) ) {
+				$param = wpcf7_array_flatten( $param );
+				$param = reset( $param );
+			}
+
+			return $param;
+		},
+		$params
+	);
+
 	$params = apply_filters(
 		'wpcf7_sendinblue_collect_parameters',
 		$params

wp-content/plugins/contact-form-7/modules/sendinblue/service.php

@@ -27,7 +27,7 @@ class WPCF7_Sendinblue extends WPCF7_Service {
 	}
 
 	public function get_title() {
-		return __( 'Brevo (formerly Sendinblue)', 'contact-form-7' );
+		return __( 'Brevo', 'contact-form-7' );
 	}
 
 	public function is_active() {
@@ -47,7 +47,7 @@ class WPCF7_Sendinblue extends WPCF7_Service {
 
 	public function link() {
 		echo wpcf7_link(
-			'https://www.brevo.com/?tap_a=30591-fb13f0&tap_s=1031580-b1bb1d',
+			'https://get.brevo.com/wpcf7-integration',
 			'brevo.com'
 		);
 	}
@@ -88,9 +88,7 @@ class WPCF7_Sendinblue extends WPCF7_Service {
 				$this->reset_data();
 				$redirect_to = $this->menu_page_url( 'action=setup' );
 			} else {
-				$this->api_key = isset( $_POST['api_key'] )
-					? trim( $_POST['api_key'] )
-					: '';
+				$this->api_key = trim( $_POST['api_key'] ?? '' );
 
 				$confirmed = $this->confirm_key();
 
@@ -153,7 +151,7 @@ class WPCF7_Sendinblue extends WPCF7_Service {
 			'<p><strong>%s</strong></p>',
 			wpcf7_link(
 				__( 'https://contactform7.com/sendinblue-integration/', 'contact-form-7' ),
-				__( 'Brevo (formerly Sendinblue) integration', 'contact-form-7' )
+				__( 'Brevo integration', 'contact-form-7' )
 			)
 		);
 
@@ -252,12 +250,14 @@ trait WPCF7_Sendinblue_API {
 	}
 
 
-	public function get_lists() {
+	public function get_lists( $options = '' ) {
+		$options = wp_parse_args( $options, array(
+			'limit' => 50,
+			'offset' => 0,
+		) );
+
 		$endpoint = add_query_arg(
-			array(
-				'limit' => 50,
-				'offset' => 0,
-			),
+			$options,
 			'https://api.sendinblue.com/v3/contacts/lists'
 		);
 
@@ -336,7 +336,7 @@ trait WPCF7_Sendinblue_API {
 				'Content-Type' => 'application/json; charset=utf-8',
 				'API-Key' => $this->get_api_key(),
 			),
-			'body' => json_encode( $properties ),
+			'body' => wp_json_encode( $properties ),
 		);
 
 		$response = wp_remote_post( $endpoint, $request );
@@ -364,7 +364,7 @@ trait WPCF7_Sendinblue_API {
 				'Content-Type' => 'application/json; charset=utf-8',
 				'API-Key' => $this->get_api_key(),
 			),
-			'body' => json_encode( $properties ),
+			'body' => wp_json_encode( $properties ),
 		);
 
 		$response = wp_remote_post( $endpoint, $request );