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Curl PHP multiple files downloading
<?php
function multiple_download(array $urls, $save_path = '/tmp')
{
$multi_handle = curl_multi_init();
$file_pointers = [];
$curl_handles = [];
// Add curl multi handles, one per file we don't already have
foreach ($urls as $key => $url) {
$file = $save_path . '/' . basename($url);
if(!is_file($file)) {
$curl_handles[$key] = curl_init($url);
$file_pointers[$key] = fopen($file, "w");
curl_setopt($curl_handles[$key], CURLOPT_FILE, $file_pointers[$key]);
curl_setopt($curl_handles[$key], CURLOPT_HEADER, 0);
curl_setopt($curl_handles[$key], CURLOPT_CONNECTTIMEOUT, 60);
curl_multi_add_handle($multi_handle,$curl_handles[$key]);
}
}
// Download the files
do {
curl_multi_exec($multi_handle,$running);
} while ($running > 0);
// Free up objects
foreach ($urls as $key => $url) {
curl_multi_remove_handle($multi_handle, $curl_handles[$key]);
curl_close($curl_handles[$key]);
fclose ($file_pointers[$key]);
}
curl_multi_close($multi_handle);
}
// Files to download
$urls = [
'http://static.scribd.com/docs/cdbwpohq0ayey.pdf',
'http://static.scribd.com/docs/8wyxlxfufftas.pdf',
'http://static.scribd.com/docs/9q29bbglnc2gk.pdf'
];
multiple_download($urls);
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