src/Util/HTTPHeaders.php

   1 <?php
   2 /**
   3  * @file src/Util/HTTPHeaders.php
   4  */
   5 namespace Friendica\Util;
   6
   7 /**
   8  * Ported from Hubzilla: https://framagit.org/hubzilla/core/blob/master/Zotlabs/Web/HTTPHeaders.php
   9  */
  10 class HTTPHeaders
  11 {
  12         private $in_progress = [];
  13         private $parsed = [];
  14
  15         function __construct($headers)
  16         {
  17                 $lines = explode("\n", str_replace("\r", '', $headers));
  18
  19                 if ($lines) {
  20                         foreach ($lines as $line) {
  21                                 if (preg_match('/^\s+/', $line, $matches) && trim($line)) {
  22                                         if (!empty($this->in_progress['k'])) {
  23                                                 $this->in_progress['v'] .= ' ' . ltrim($line);
  24                                                 continue;
  25                                         }
  26                                 } else {
  27                                         if (!empty($this->in_progress['k'])) {
  28                                                 $this->parsed[] = [$this->in_progress['k'] => $this->in_progress['v']];
  29                                                 $this->in_progress = [];
  30                                         }
  31
  32                                         $this->in_progress['k'] = strtolower(substr($line, 0, strpos($line, ':')));
  33                                         $this->in_progress['v'] = ltrim(substr($line, strpos($line, ':') + 1));
  34                                 }
  35                         }
  36
  37                         if (!empty($this->in_progress['k'])) {
  38                                 $this->parsed[$this->in_progress['k']] = $this->in_progress['v'];
  39                                 $this->in_progress = [];
  40                         }
  41                 }
  42         }
  43
  44         function fetch()
  45         {
  46                 return $this->parsed;
  47         }
  48 }