streams/Zotlabs/Lib/SuperCurl.php

112 lines
2.2 KiB
PHP

<?php
namespace Zotlabs\Lib;
/**
* @brief wrapper for z_fetch_url() which can be instantiated with several built-in parameters and
* these can be modified and re-used. Useful for CalDAV and other processes which need to authenticate
* and set lots of CURL options (many of which stay the same from one call to the next).
*/
class SuperCurl {
private $auth;
private $url;
private $curlopt = array();
private $headers = null;
public $filepos = 0;
public $filehandle = 0;
public $request_data = '';
private $request_method = 'GET';
private $upload = false;
private function set_data($s) {
$this->request_data = $s;
$this->filepos = 0;
}
public function curl_read($ch,$fh,$size) {
if($this->filepos < 0) {
unset($fh);
return '';
}
$s = substr($this->request_data,$this->filepos,$size);
if(strlen($s) < $size)
$this->filepos = (-1);
else
$this->filepos = $this->filepos + $size;
return $s;
}
public function __construct($opts = array()) {
$this->set($opts);
}
private function set($opts = array()) {
if($opts) {
foreach($opts as $k => $v) {
switch($k) {
case 'http_auth':
$this->auth = $v;
break;
case 'custom':
$this->request_method = $v;
break;
case 'url':
$this->url = $v;
break;
case 'data':
$this->set_data($v);
if($v) {
$this->upload = true;
}
else {
$this->upload = false;
}
break;
case 'headers':
$this->headers = $v;
break;
default:
$this->curlopts[$k] = $v;
break;
}
}
}
}
function exec() {
$opts = $this->curlopts;
if($this->auth)
$opts['http_auth'] = $this->auth;
if($this->custom)
$opts['custom'] = $this->custom;
if($this->headers)
$opts['headers'] = $this->headers;
if($this->upload) {
$opts['upload'] = true;
$opts['infile'] = $this->filehandle;
$opts['infilesize'] = strlen($this->request_data);
$opts['readfunc'] = [ $this, 'curl_read' ] ;
}
$recurse = 0;
return z_fetch_url($this->url,true,$recurse,(($opts) ? $opts : null));
}
}