31     public $headers;  variable in dokuwiki\\plugin\\upgrade\\HTTP\\HTTPClient
76         $this->headers      = array();
81         if(extension_loaded('zlib')) $this->headers['Accept-encoding'] = 'gzip';
82         $this->headers['Accept'] = 'text/xml,application/xml,application/xhtml+xml,'.
84         $this->headers['Accept-Language'] = 'en-us';
177             isset($this->headers['Accept-encoding']) &&
178             $this->headers['Accept-encoding'] == 'gzip'){
179             unset($this->headers['Accept-encoding']);
214         $headers               = $this->headers;
215         $headers['Host']       = $uri['host']
217         $headers['User-Agent'] = $this->agent;
218         $headers['Referer']    = $this->referer;
222                 if (empty($headers['Content-Type'])) {
223                     $headers['Content-Type'] = null;
225                 switch ($headers['Content-Type']) {
227 …                   $headers['Content-Type']   = 'multipart/form-data; boundary=' . $this->boundary;
231                         $headers['Content-Type']   = 'application/x-www-form-urlencoded';
241             $headers['Content-Length'] = $contentlength;
245             $headers['Authorization'] = 'Basic '.base64_encode($this->user.':'.$this->pass);
248 … $headers['Proxy-Authorization'] = 'Basic '.base64_encode($this->proxy_user.':'.$this->proxy_pass);
275 …               if(isset($headers['Proxy-Authentication'])) unset($headers['Proxy-Authentication']);
296             $headers['Connection'] = 'Keep-Alive';
298             $headers['Connection'] = 'Close';
307             $request .= $this->buildHeaders($headers);
770         $headers = array();
779             if(isset($headers[$key])){
780                 if(is_array($headers[$key])){
781                     $headers[$key][] = $val;
783                     $headers[$key] = array($headers[$key],$val);
786                 $headers[$key] = $val;
789         return $headers;
797      * @param array $headers
800     protected function buildHeaders($headers){  argument
802         foreach($headers as $key => $value){
817         $headers = '';
819             $headers .= "$key=$val; ";
821         $headers = substr($headers, 0, -2);
822         if ($headers) $headers = "Cookie: $headers".HTTP_NL;
823         return $headers;