how find file name in a server source using php - php

Question

i have a link.when clicking on that link a pdf file will be downloaded. am trying to save that file to a folder. with static name it getting saved,but i want to save with its actual name,is that possible? if anybody knows please help me.
sample url:- http://www.intercoat.de/index.php?option=com_jdownloads&Itemid=206&task=finish&cid=341&catid=178&lang=en
am attaching my code below. i have an array of links like above sample link
so am fetching it from an array
foreach($li as $lm)
{
$i++;
$file_info = new finfo(FILEINFO_MIME_TYPE);
$mime_type = $file_info->buffer(file_get_contents($lm));
if($mime_type=='application/pdf')
{
echo $lm.$i.'<br>';
$filecontent = file_get_contents($lm);
file_put_contents('./uploads/myfile'.$i.'.pdf', $filecontent);
}
}
now all files not saving with its exact name,it saves as myfile1,myfile2 ..etc
cant take base name because the file name is not in url.that urls are just source of file. anybody knows please help

Answer 1

try this
foreach($li as $lm)
{
$i++;
$file_info = new finfo(FILEINFO_MIME_TYPE);
$mime_type = $file_info->buffer(file_get_contents($lm));
if($mime_type=='application/pdf')
{
echo $lm.$i.'<br>';
$filecontent = file_get_contents($lm);
$actual_name = basename($lm);
file_put_contents('./uploads/'.$actual_name', $filecontent);
}
}