<?php
$url ='http://www.example.com/file.html';

//<a href="http://www.example.com/file/download/idsession">download</a>

$opts = array(
  'http'=>array(
    'method'=>"GET",
    'header'=>"Accept-language: en\r\n"
  )
);

$context = stream_context_create($opts);

// Open the file using the HTTP headers set above
$file = file_get_contents($url, false, $context);

$filedom = new domDocument;
@$filedom->loadHTML($file);
$newfile = $filedom->getElementsByTagName('a');

foreach($newfile as $hrefile){
    $dlurl = $hrefile->getAttribute('href');
    echo $dlurl;
}
// Write the contents back to the file
//$filename = 'example.zip';
//file_put_contents($filename,$hrefile);
?>