Delete attachments, curl fix (#254)

* Add Attachment DELETE functionality

* Add Wiki Attachments/File Uploads support

* Add Attachment DELETE functionality

* Add Wiki Attachments/File Uploads support

* Fix Fatal error: Uncaught Exception: HTTP/2 stream 0 was not closed cleanly

* #sync fork changes with original master

* #253 Uncaught Exception: HTTP/2 stream 0 was not closed cleanly

Author: klodoma

src/Redmine/Api/Attachment.php

@@ -53,4 +53,18 @@ public function upload($attachment, $params = [])
     {
         return $this->post('/uploads.json?'.http_build_query($params), $attachment);
     }
+
+    /**
+     * Delete an attachment
+     *
+     * @see https://www.redmine.org/projects/redmine/wiki/Rest_Attachments#DELETE
+     *
+     * @param int $id id of the attachment
+     *
+     * @return false|\SimpleXMLElement|string
+     */
+    public function remove($id)
+    {
+        return $this->delete('/attachments/'.$id.'.xml');
+    }
 }

src/Redmine/Client.php

@@ -688,6 +688,9 @@ protected function runRequest($path, $method = 'GET', $data = '')
     {
         $curl = $this->prepareRequest($path, $method, $data);
 
+        // use HTTP 1.1
+        curl_setopt($curl, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
+
         $response = curl_exec($curl);
         $this->responseCode = curl_getinfo($curl, CURLINFO_HTTP_CODE);
         $contentType = curl_getinfo($curl, CURLINFO_CONTENT_TYPE);