HTTP Request Processing Classes

http://blog.qita.in/?post=496 /** * HTTP request processing class (encapsulated based on Curl) * * @author Xiwei Ye * @version $Id $ */ Class Cls_http_request { /** * Get mode request (Curl) * * @param string $url the requested URL * @param integer $timeout time-out (s) * @return String (Request succeeded) | False (Request failed) */ public static function Curl_get ($url, $timeout = 1) { $ch = Curl_init (); curl_setopt ($ch, Curlopt_url, $url); curl_setopt ($ch, Curlopt_returntransfer, 1); curl_setopt ($ch, Curlopt_timeout, $timeout); $result = curl_exec ($ch); Curl_close ($ch); if (is_string ($result) && strlen ($result)) { return $result; } Else { return false; } } /** * Post Mode request * * @param string $url the requested URL * @param array of parameters for array $data request (associative array) * @param integer $timeout time-out (s) * @return String (Request succeeded) | False (Request failed) */ public static function Curl_post ($url, $data, $timeout = 2) { $ch = Curl_init (); curl_setopt ($ch, Curlopt_url, $url); curl_setopt ($ch, Curlopt_returntransfer, 1); curl_setopt ($ch, Curlopt_post, 1); curl_setopt ($ch, Curlopt_postfields, $data); curl_setopt ($ch, curlopt_http_version, CURL_HTTP_VERSION_1_0); curl_setopt ($ch, Curlopt_timeout, $timeout); $result = curl_exec ($ch); Curl_close ($ch); if (is_string ($result) && strlen ($result)) { return $result; } Else { return false; } } /** * Multiple URL parallel requests * * @param array $urls URL * @param integer $timeout time-out (s) * @return Array $res return results */ public static function Curl_get_urls ($urls, $timeout = 1) { $MH =curl_multi_init (); $chs =array (); foreach ($urls as $url) { $ch =curl_init (); curl_setopt ($ch, Curlopt_url, $url); curl_setopt ($ch, Curlopt_header,false); curl_setopt ($ch, curlopt_returntransfer,true); curl_setopt ($ch, curlopt_connecttimeout,1); curl_setopt ($ch, Curlopt_timeout, $timeout); Curl_multi_add_handle ($MH, $ch); $chs []= $ch; } $active =null; do { $MRC =curl_multi_exec ($MH, $active); }while ($MRC = = Curlm_call_multi_perform); while ($active && $MRC = = CURLM_OK) { if (Curl_multi_select ($MH)! =-1) { do{ $MRC =curl_multi_exec ($MH, $active); }while ($MRC = = Curlm_call_multi_perform); } } $res =array (); foreach ($chs as $ch) { $res []=curl_multi_getcontent ($ch); Curl_multi_remove_handle ($MH, $ch); } Curl_multi_close ($MH); return $res; } } Copy Code

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