Supports put and delete methods

Because it did not work as expected with tools that use put and delete methods.

Author: abetomo

no.php

@@ -116,8 +116,8 @@ function build_multipart_data_files($delimiter, $fields, $files) {
 curl_setopt( $curl, CURLOPT_HEADER, true ); # include the headers in the output
 curl_setopt( $curl, CURLOPT_RETURNTRANSFER, true ); # return output as string
 
-if ( strtolower($_SERVER['REQUEST_METHOD']) == 'post' ) {
-    curl_setopt( $curl, CURLOPT_POST, true );
+if (in_array(strtolower($_SERVER['REQUEST_METHOD']), ['post', 'put', 'delete'], true)) {
+    curl_setopt( $curl, CURLOPT_CUSTOMREQUEST, $_SERVER['REQUEST_METHOD'] );
     $post_data = file_get_contents("php://input");
 
     if (preg_match("/^multipart/", strtolower($_SERVER['CONTENT_TYPE']))) {