<?php
/**
* [curl 带重试次数]
* @param [type] $url [访问的url]
* @param [type] $post [$POST参数]
* @param integer $retries [curl重试次数]
* @return [type] [description]
*/
function curl($url, $post = null, $retries = 3){
$curl = curl_init($url);
if(is_resource($curl) === true){
curl_setopt($curl, CURLOPT_FAILONERROR, true);
curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
if(isset($post) === true){
curl_setopt($curl, CURLOPT_POST, true);
curl_setopt($curl, CURLOPT_POSTFIELDS, (is_array($post) === true) ? http_build_query($post, "", "&"): $post);
}
$result = false;
while(($result === false) && (--$retries > 0)){
$result = curl_exec($curl);
}
curl_close($curl);
}
return $result;
}