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Code Issues Releases Wiki Activity

remote download #43

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This commit is contained in:
Mikael Roos
2015-01-10 20:17:12 +01:00
parent cae7a49d21
commit f9704a4fbc
5 changed files with 804 additions and 189 deletions
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231
CHttpGet.php
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@@ -5,20 +5,20 @@
*/
class CHttpGet
{
private $request = [];
private $response = [];
private $request = array();
private $response = array();
/**
* Constructor
*
*/
public function __construct()
{
$this->request['header'] = [];
}
$this->request['header'] = array();
}
/**
@@ -30,9 +30,25 @@ class CHttpGet
*/
public function setUrl($url)
{
$this->request['url'] = urlencode($url);
$this->request['url'] = $url;
return $this;
}
}
/**
* Set custom header field for the request.
*
* @param string $field
* @param string $value
*
* @return $this
*/
public function setHeader($field, $value)
{
$this->request['header'][] = "$field: $value";
return $this;
}
@@ -44,58 +60,181 @@ class CHttpGet
*
* @return $this
*/
public function setHeader($field, $value)
public function parseHeader()
{
$this->request['header']['field'] = $value;
$header = explode("\r\n", rtrim($this->response['headerRaw'], "\r\n"));
$output = array();
if ('HTTP' === substr($header[0], 0, 4)) {
list($output['version'], $output['status']) = explode(' ', $header[0]);
unset($header[0]);
}
foreach ($header as $entry) {
$pos = strpos($entry, ':');
$output[trim(substr($entry, 0, $pos))] = trim(substr($entry, $pos + 1));
}
$this->response['header'] = $output;
return $this;
}
}
/**
* Perform the request.
*
* @param boolean $debug set to true to dump headers.
*
* @return boolean
*/
public function get()
public function doGet($debug = false)
{
$status;
$options = array(
CURLOPT_URL => $this->request['url'],
CURLOPT_HEADER => 1,
CURLOPT_HTTPHEADER => $this->request['header'],
CURLOPT_AUTOREFERER => true,
CURLOPT_RETURNTRANSFER => true,
CURLINFO_HEADER_OUT => $debug,
CURLOPT_CONNECTTIMEOUT => 5,
CURLOPT_TIMEOUT => 5,
);
$options = [
CURLOPT_URL => $this->request['url'],
CURLOPT_HEADER => 1,
CURLOPT_AUTOREFERER => true,
CURLOPT_RETURNTRANSFER => true,
];
$ch = curl_init();
curl_setopt_array($ch, $options);
//curl_setopt($ch, CURLOPT_URL, $this->request['url']);
//curl_setopt($ch, CURLOPT_HEADER, 1);
//curl_setopt($ch, CURLOPT_VERBOSE, 1);
//curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; .NET CLR 1.1.4322)');
//curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
//curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 5);
//curl_setopt($ch, CURLOPT_TIMEOUT, 5);
$response = curl_exec($ch);
$header_size = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
$httpcode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
if (!$response) {
return false;
}
$headerSize = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
$this->response['headerRaw'] = substr($response, 0, $headerSize);
$this->response['body'] = substr($response, $headerSize);
$this->parseHeader();
if ($debug) {
$info = curl_getinfo($ch);
echo "Request header<br><pre>", var_dump($info['request_header']), "</pre>";
echo "Response header (raw)<br><pre>", var_dump($this->response['headerRaw']), "</pre>";
echo "Response header (parsed)<br><pre>", var_dump($this->response['header']), "</pre>";
}
curl_close($ch);
$header = substr($response, 0, $header_size);
$body = substr($response, $header_size);
return true;
}
return $status;
}
/**
* Get HTTP code of response.
*
* @return integer as HTTP status code or null if not available.
*/
public function getStatus()
{
return isset($this->response['header']['status'])
? (int) $this->response['header']['status']
: null;
}
/**
* Get file modification time of response.
*
* @return int as timestamp.
*/
public function getLastModified()
{
return isset($this->response['header']['Last-Modified'])
? strtotime($this->response['header']['Last-Modified'])
: null;
}
/**
* Get content type.
*
* @return string as the content type or null if not existing or invalid.
*/
public function getContentType()
{
$type = isset($this->response['header']['Content-Type'])
? $this->response['header']['Content-Type']
: null;
return preg_match('#[a-z]+/[a-z]+#', $type)
? $type
: null;
}
/**
* Get file modification time of response.
*
* @param mixed $default as default value (int seconds) if date is
* missing in response header.
*
* @return int as timestamp or $default if Date is missing in
* response header.
*/
public function getDate($default = false)
{
return isset($this->response['header']['Date'])
? strtotime($this->response['header']['Date'])
: $default;
}
/**
* Get max age of cachable item.
*
* @param mixed $default as default value if date is missing in response
* header.
*
* @return int as timestamp or false if not available.
*/
public function getMaxAge($default = false)
{
$cacheControl = isset($this->response['header']['Cache-Control'])
? $this->response['header']['Cache-Control']
: null;
$maxAge = null;
if ($cacheControl) {
// max-age=2592000
$part = explode('=', $cacheControl);
$maxAge = ($part[0] == "max-age")
? (int) $part[1]
: null;
}
if ($maxAge) {
return $maxAge;
}
$expire = isset($this->response['header']['Expires'])
? strtotime($this->response['header']['Expires'])
: null;
return $expire ? $expire : $default;
}
/**
* Get body of response.
*
* @return string as body.
*/
public function getBody()
{
return $this->response['body'];
}
}