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<?php
/*
* @function multiRequest.
* @param URLs array (may include header and POST data), cURL options array.
* @return Array of arrays with JSON requests and response codes.
* @warning Default options: does not verifying certificate, connection timeout 200 ms.
* @Date 2015-10-14
*/
function multiRequest($data, $options=array(CURLOPT_SSL_VERIFYHOST => false, CURLOPT_SSL_VERIFYPEER => false, CURLOPT_TIMEOUT_MS => 500)) {
// array of curl handles
$curly = array();
// Data to be returned (response data and code)
$result = array();
// multi handle
$mh = curl_multi_init();
// loop through $data and create curl handles
// then add them to the multi-handle
foreach ($data as $id => $d) {
$curly[$id] = curl_init();
$url = (is_array($d) && !empty($d['url'])) ? $d['url'] : $d;
curl_setopt($curly[$id], CURLOPT_URL, $url);
// HTTP headers?
if (is_array($d) && !empty($d['header'])) {
curl_setopt($curly[$id], CURLOPT_HTTPHEADER, $d['header']);
} else {
curl_setopt($curly[$id], CURLOPT_HEADER, 0);
}
curl_setopt($curly[$id], CURLOPT_RETURNTRANSFER, 1);
// post?
if (is_array($d)) {
if (!empty($d['post'])) {
curl_setopt($curly[$id], CURLOPT_POST, 1);
curl_setopt($curly[$id], CURLOPT_POSTFIELDS, $d['post']);
}
}
// extra options?
if (!empty($options)) {
curl_setopt_array($curly[$id], $options);
}
curl_multi_add_handle($mh, $curly[$id]);
}
// execute the handles
$running = null;
do {
curl_multi_exec($mh, $running);
} while($running > 0);
// Get content and HTTP code, and remove handles
foreach($curly as $id => $c) {
$result[$id]['data'] = curl_multi_getcontent($c);
$result[$id]['code'] = curl_getinfo($c, CURLINFO_HTTP_CODE);
curl_multi_remove_handle($mh, $c);
}
// all done
curl_multi_close($mh);
return $result;
}
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