Restructure HTTPClient for new paradigm

src/Network/HTTPClient/Capability/ICanHandleHttpResponses.php

@@ -0,0 +1,105 @@
+<?php
+
+namespace Friendica\Network\HTTPClient\Capability;
+
+use Psr\Http\Message\MessageInterface;
+
+/**
+ * Temporary class to map Friendica used variables based on PSR-7 HTTPResponse
+ */
+interface ICanHandleHttpResponses
+{
+	/**
+	 * Gets the Return Code
+	 *
+	 * @return string The Return Code
+	 */
+	public function getReturnCode();
+
+	/**
+	 * Returns the Content Type
+	 *
+	 * @return string the Content Type
+	 */
+	public function getContentType();
+
+	/**
+	 * Returns the headers
+	 *
+	 * @param string $header optional header field. Return all fields if empty
+	 *
+	 * @return string[] the headers or the specified content of the header variable
+	 *@see MessageInterface::getHeader()
+	 *
+	 */
+	public function getHeader(string $header);
+
+	/**
+	 * Returns all headers
+	 * @see MessageInterface::getHeaders()
+	 *
+	 * @return string[][]
+	 */
+	public function getHeaders();
+
+	/**
+	 * Check if a specified header exists
+	 * @see MessageInterface::hasHeader()
+	 *
+	 * @param string $field header field
+	 *
+	 * @return boolean "true" if header exists
+	 */
+	public function inHeader(string $field);
+
+	/**
+	 * Returns the headers as an associated array
+	 * @see MessageInterface::getHeaders()
+	 * @deprecated
+	 *
+	 * @return string[][] associated header array
+	 */
+	public function getHeaderArray();
+
+	/**
+	 * @return bool
+	 */
+	public function isSuccess();
+
+	/**
+	 * @return string
+	 */
+	public function getUrl();
+
+	/**
+	 * @return string
+	 */
+	public function getRedirectUrl();
+
+	/**
+	 * @see MessageInterface::getBody()
+	 *
+	 * @return string
+	 */
+	public function getBody();
+
+	/**
+	 * @return boolean
+	 */
+	public function isRedirectUrl();
+
+	/**
+	 * @return integer
+	 */
+	public function getErrorNumber();
+
+	/**
+	 * @return string
+	 */
+	public function getError();
+
+	/**
+	 * @return boolean
+	 */
+	public function isTimeout();
+}