fix HTTP header construction

1 files changed, 2 insertions, 5 deletions

diff --git a/class-wc-gnutaler-gateway.php b/class-wc-gnutaler-gateway.php
index 1305479..5d859c1 100644
--- a/class-wc-gnutaler-gateway.php
+++ b/class-wc-gnutaler-gateway.php
@@ -184,7 +184,6 @@ function gnutaler_init_gateway_class() {
 				20,
 				4
 			);
-			$this->debug( "GNU Taler payment gateway class constructed" );
 		}
 
 
@@ -426,8 +425,6 @@ function gnutaler_init_gateway_class() {
 		 * @return array The return array will either have the successful return value or a detailed error message.
 		 */
 		private function call_api( $method, $url, $body ): array {
-			$this->warning( "Running " . $method . " on " . $url );
-
 			$apikey = $this->get_option( 'GNU_Taler_Backend_API_Key' );
 			$args   = array(
 				'timeout'             => 30, // In seconds.
@@ -436,14 +433,14 @@ function gnutaler_init_gateway_class() {
 				'user-agent'          => '', // Minimize information leakage.
 				'blocking'            => true, // We do nothing without it.
 				'headers'             => array(
-					'Authorization: Bearer ' . $apikey,
+					'Authorization' => 'Bearer ' . $apikey,
 				),
 				'decompress'          => true,
 				'limit_response_size' => 1024 * 1024, // More than enough.
 			);
 			if ( $body ) {
 				$args['body']      = wp_json_encode( $body, JSON_UNESCAPED_UNICODE|JSON_UNESCAPED_SLASHES, 16 );
-				$args['headers'][] = 'Content-type: application/json';
+				$args['headers']['Content-type'] = 'application/json';
 				$args['compress']  = true;
 			}
 			$this->debug( 'Issuing HTTP ' . $method . ' request to ' . $url . ' with options ' . wp_json_encode( $args ) . ' and body ' . $body );