PHP CURL封装类代码一例

WBOY

发布： 2016-07-25 08:55:50

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/**
* CURL封装类
* by bbs.it-home.org
*/
class Curl_Class
{
function Curl_Class()
{
return true;
}
function execute($method, $url, $fields = '', $userAgent = '', $httpHeaders = '', $username = '', $password = '')
{
$ch = Curl_Class::create();
if (false === $ch)
{
return false;
}
if (is_string($url) && strlen($url))
{
$ret = curl_setopt($ch, CURLOPT_URL, $url);
}
else
{
return false;
}
//是否显示头部信息
curl_setopt($ch, CURLOPT_HEADER, false);
//
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
if ($username != '')
{
curl_setopt($ch, CURLOPT_USERPWD, $username . ':' . $password);
}
$method = strtolower($method);
if ('post' == $method)
{
curl_setopt($ch, CURLOPT_POST, true);
if (is_array($fields))
{
$sets = array();
foreach ($fields AS $key => $val)
{
$sets[] = $key . '=' . urlencode($val);
}
$fields = implode('&',$sets);
}
curl_setopt($ch, CURLOPT_POSTFIELDS, $fields);
}
else if ('put' == $method)
{
curl_setopt($ch, CURLOPT_PUT, true);
}
//curl_setopt($ch, CURLOPT_PROGRESS, true);
//curl_setopt($ch, CURLOPT_VERBOSE, true);
//curl_setopt($ch, CURLOPT_MUTE, false);
curl_setopt($ch, CURLOPT_TIMEOUT, 3);//设置curl超时秒数，例如将信息POST出去3秒钟后自动结束运行。
if (strlen($userAgent))
{
curl_setopt($ch, CURLOPT_USERAGENT, $userAgent);
}
if (is_array($httpHeaders))
{ // bbs.it-home.org
curl_setopt($ch, CURLOPT_HTTPHEADER, $httpHeaders);
}
$ret = curl_exec($ch);
if (curl_errno($ch))
{
curl_close($ch);
return array(curl_error($ch), curl_errno($ch));
}
else
{
curl_close($ch);
if (!is_string($ret) || !strlen($ret))
{
return false;
}
return $ret;
}
}
function post($url, $fields, $userAgent = '', $httpHeaders = '', $username = '', $password = '')
{
$ret = Curl_Class::execute('POST', $url, $fields, $userAgent, $httpHeaders, $username, $password);
if (false === $ret)
{
return false;
}
if (is_array($ret))
{
return false;
}
return $ret;
}
function get($url, $userAgent = '', $httpHeaders = '', $username = '', $password = '')
{
$ret = Curl_Class::execute('GET', $url, '', $userAgent, $httpHeaders, $username, $password);
if (false === $ret)
{
return false;
}
if (is_array($ret))
{
return false;
}
return $ret;
}
function create()
{
$ch = null;
if (!function_exists('curl_init'))
{
return false;
}
$ch = curl_init();
if (!is_resource($ch))
{
return false;
}
return $ch;
}
}

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