Rename method isSecure()

src/FTPClient.php

@@ -66,7 +66,7 @@ class FTPClient implements FTPClientInterface {
       $this->settings = $settings;
     }
 
-    if ($this->isSecure()) {
+    if ($this->isSecureConnection()) {
       $this->connection = new SFTP($this->settings['advanced']['hostname']);
       if (!$this->connection->login($this->settings['username'], $this->settings['password'])) {
         throw new \Exception('Failed to connect to SFTP server.');
@@ -102,7 +102,7 @@ class FTPClient implements FTPClientInterface {
    * {@inheritdoc}
    */
   public function closeConnection(): void {
-    if ($this->isSecure()) {
+    if ($this->isSecureConnection()) {
       $this->connection ?? $this->connection->disconnect();
     }
     else {
@@ -114,7 +114,7 @@ class FTPClient implements FTPClientInterface {
    * {@inheritdoc}
    */
   public function list(string $directory = '.', bool $fullpath = TRUE): array {
-    $list = ($this->isSecure()) ? $this->connection->nlist($directory) : ftp_nlist($this->connection, $directory);
+    $list = ($this->isSecureConnection()) ? $this->connection->nlist($directory) : ftp_nlist($this->connection, $directory);
     if (!$list) {
       throw new \Exception('Failed to list the FTP directory: ' . $directory);
     }
@@ -138,7 +138,7 @@ class FTPClient implements FTPClientInterface {
       throw new \Exception('Could not create the destination path: ' . $destination_path);
     }
 
-    if ($this->isSecure()) {
+    if ($this->isSecureConnection()) {
       return $this->connection->get($source_file, $destination_file);
     }
     else {
@@ -169,7 +169,7 @@ class FTPClient implements FTPClientInterface {
    * {@inheritdoc}
    */
   public function getDirectory(string $source, string $destination): void {
-    if ($this->isSecure()) {
+    if ($this->isSecureConnection()) {
       throw new \Exception("FTPClient::getDirectory() is not supported for SFTP connections.");
     }
 
@@ -277,7 +277,7 @@ class FTPClient implements FTPClientInterface {
   /**
    * {@inheritdoc}
    */
-  public function isSecure(): bool {
+  public function isSecureConnection(): bool {
     return (isset($this->settings['connection']) && $this->settings['connection'] === 'sftp');
   }
 

src/FTPClientInterface.php

@@ -78,6 +78,6 @@ interface FTPClientInterface {
    * @return bool
    *   TRUE if SFTP connection is being used, FALSE otherwise.
    */
-  public function isSecure(): bool;
+  public function isSecureConnection(): bool;
 
 }