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Add option to parse HTTP header only

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Steffen Lange 2021-02-21 22:30:54 +01:00
parent 62a9f6f0c8
commit a771bb5223
1 changed files with 37 additions and 36 deletions
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61
PatchBase.php
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@ -21,41 +21,31 @@ abstract class PatchBase {
return $this->patch;
}
abstract function check() : bool;
protected function fetch(string $url, bool $json = false) : bool {
$host = parse_url($url, PHP_URL_HOST);
/*$opt = array('http' => array('user_agent' => 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:1.0) Gecko/20200101 Patchbot/1.0'));
if ($str = HostOption::get($host))
$opt['http'] += array('header' => $str);
$ctx = stream_context_create($opt);
if ($str = @file_get_contents($url, false, $ctx)) {*/
if ($ch = curl_init()) {
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:1.0) Gecko/20200101 Patchbot/1.0');
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
if (!$json)
curl_setopt($ch, CURLOPT_HEADER, true);
if ($opt = HostOption::get($host))
curl_setopt($ch, CURLOPT_HTTPHEADER, $opt);
$str = curl_exec($ch);
curl_close($ch);
protected function fetch(string $url, bool $text = true) : bool {
// HTTP GET
if ($text)
$str = $this->curl($url);
// HTTP HEAD
else
$str = $this->curl($url, array(array(CURLOPT_HEADER, true), array(CURLOPT_NOBODY, true)));
if ($str) {
$this->data = $str;
if ($json) {
return true;
}
return false;
}
protected function fetch_json(string $url) : bool {
$str = $this->curl($url);
if ($str) {
if (!($this->data = json_decode($str, true)))
return false;
// get first element only
if ($this->array_isMulti($this->data))
$this->data = array_shift($this->data);
}
return true;
}
}
return false;
}
protected function fetch_json(string $url) : bool {
return $this->fetch($url, true);
}
protected function parse(string $re) : bool {
if ($str = $this->regex_str($re)) {
$this->patch->setVersion($str, true);
@ -78,12 +68,6 @@ abstract class PatchBase {
}
return true;
}
/*protected function array_extract(string $search) {
foreach ($this->data as $val) {
if (array_search($search, array_values($val)))
$this->data = $val;
}
}*/
protected function str_crop(string $head = '', string $tail = '') {
if (!empty($head)) {
if ($str = strstr($this->data, $head))
@ -94,6 +78,23 @@ abstract class PatchBase {
$this->data = $str;
}
}
private function curl(string $url, array $opts = array()) {
if ($ch = curl_init()) {
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:1.0) Gecko/20200101 Patchbot/1.0');
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
foreach ($opts as $opt)
curl_setopt($ch, $opt[0], $opt[1]);
if ($opt = HostOption::get(parse_url($url, PHP_URL_HOST)))
curl_setopt($ch, CURLOPT_HTTPHEADER, $opt);
$str = curl_exec($ch);
curl_close($ch);
if ($str)
return $str;
}
return false;
}
private function regex(string $pattern) {
if (!preg_match($pattern, $this->data, $m))
return false;