Revert "Fix IHTTPResult::getHeader/s() - Split functionality "getHeader()" and "getHeaders()" analog to IMessageInterface::getHeader/s() - Fix functionality at various places - Adapt CurlResultTest"

This reverts commit 933ea7c9

src/Network/IHTTPResult.php

@@ -2,8 +2,6 @@
 
 namespace Friendica\Network;
 
-use Psr\Http\Message\MessageInterface;
-
 /**
  * Temporary class to map Friendica used variables based on PSR-7 HTTPResponse
  */
@@ -25,25 +23,15 @@ interface IHTTPResult
 
 	/**
 	 * Returns the headers
-	 * @see MessageInterface::getHeader()
 	 *
-	 * @param string $header optional header field. Return all fields if empty
+	 * @param string $field optional header field. Return all fields if empty
 	 *
 	 * @return string the headers or the specified content of the header variable
 	 */
-	public function getHeader($header);
-
-	/**
-	 * Returns all headers
-	 * @see MessageInterface::getHeaders()
-	 *
-	 * @return string[][]
-	 */
-	public function getHeaders();
+	public function getHeader(string $field = '');
 
 	/**
 	 * Check if a specified header exists
-	 * @see MessageInterface::hasHeader()
 	 *
 	 * @param string $field header field
 	 *
@@ -53,10 +41,8 @@ interface IHTTPResult
 
 	/**
 	 * Returns the headers as an associated array
-	 * @see MessageInterface::getHeaders()
-	 * @deprecated
 	 *
-	 * @return string[][] associated header array
+	 * @return array associated header array
 	 */
 	public function getHeaderArray();
 
@@ -76,8 +62,6 @@ interface IHTTPResult
 	public function getRedirectUrl();
 
 	/**
-	 * @see MessageInterface::getBody()
-	 *
 	 * @return string
 	 */
 	public function getBody();