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refactor: restore some useful comments

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Dag 2022-05-11 22:34:18 +02:00
parent 96a63a8e81
commit d5e9dbf47d
1 changed files with 61 additions and 3 deletions
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64
lib/contents.php
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@ -2,6 +2,56 @@
final class HttpException extends \Exception {} final class HttpException extends \Exception {}
// todo: move this somewhere useful, possibly into a function
const RSSBRIDGE_HTTP_STATUS_CODES = [
'100' => 'Continue',
'101' => 'Switching Protocols',
'200' => 'OK',
'201' => 'Created',
'202' => 'Accepted',
'203' => 'Non-Authoritative Information',
'204' => 'No Content',
'205' => 'Reset Content',
'206' => 'Partial Content',
'300' => 'Multiple Choices',
'302' => 'Found',
'303' => 'See Other',
'304' => 'Not Modified',
'305' => 'Use Proxy',
'400' => 'Bad Request',
'401' => 'Unauthorized',
'402' => 'Payment Required',
'403' => 'Forbidden',
'404' => 'Not Found',
'405' => 'Method Not Allowed',
'406' => 'Not Acceptable',
'407' => 'Proxy Authentication Required',
'408' => 'Request Timeout',
'409' => 'Conflict',
'410' => 'Gone',
'411' => 'Length Required',
'412' => 'Precondition Failed',
'413' => 'Request Entity Too Large',
'414' => 'Request-URI Too Long',
'415' => 'Unsupported Media Type',
'416' => 'Requested Range Not Satisfiable',
'417' => 'Expectation Failed',
'500' => 'Internal Server Error',
'501' => 'Not Implemented',
'502' => 'Bad Gateway',
'503' => 'Service Unavailable',
'504' => 'Gateway Timeout',
'505' => 'HTTP Version Not Supported'
];
/**
* Fetch data from an http url
*
* @param array $httpHeaders E.g. ['Content-type: text/plain']
* @param array $curlOptions Associative array e.g. [CURLOPT_MAXREDIRS => 3]
* @param bool $returnHeader Whether to include headers in the returned value
* @return string|array
*/
function getContents( function getContents(
string $url, string $url,
array $httpHeaders = [], array $httpHeaders = [],
@ -42,6 +92,7 @@ function getContents(
$directives = explode(',', $lastValue); $directives = explode(',', $lastValue);
$directives = array_map('trim', $directives); $directives = array_map('trim', $directives);
if(in_array('no-cache', $directives) || in_array('no-store', $directives)) { if(in_array('no-cache', $directives) || in_array('no-store', $directives)) {
// Don't cache as instructed by the server
break; break;
} }
} }
@ -51,7 +102,13 @@ function getContents(
$response['content'] = $cache->loadData(); $response['content'] = $cache->loadData();
break; break;
default: default:
throw new HttpException('', $result['code']); throw new HttpException(
sprintf(
'%s %s',
RSSBRIDGE_HTTP_STATUS_CODES[$result['code']] ?? $result['code'],
$result['code']
)
);
} }
if ($returnHeader === true) { if ($returnHeader === true) {
return $response; return $response;
@ -92,9 +149,10 @@ function _http_request(string $url, array $config = []): array
if($config['proxy']) { if($config['proxy']) {
curl_setopt($ch, CURLOPT_PROXY, $config['proxy']); curl_setopt($ch, CURLOPT_PROXY, $config['proxy']);
} }
foreach($config['curl_options'] as $key => $value) { if (curl_setopt_array($ch, $config['curl_options']) === false) {
curl_setopt($ch, $key, $value); throw new \Exception('Tried to set an illegal curl option');
} }
if ($config['if_not_modified_since']) { if ($config['if_not_modified_since']) {
curl_setopt($ch, CURLOPT_TIMEVALUE, $config['if_not_modified_since']); curl_setopt($ch, CURLOPT_TIMEVALUE, $config['if_not_modified_since']);
curl_setopt($ch, CURLOPT_TIMECONDITION, CURL_TIMECOND_IFMODSINCE); curl_setopt($ch, CURLOPT_TIMECONDITION, CURL_TIMECOND_IFMODSINCE);