Download videos from MerlTV9.com using YouTube-DL

merltv9.php

<?php
/*
Pre-requisites:
youtube-dl ( https://github.com/rg3/youtube-dl/ )
*/

if (empty($argv[1])) {
	die("merltv9.php url\n");
}
$url = $argv[1];

$data = file_get_contents($url);

$result = preg_match('/var list\s*=\s*([^;]+);/', $data, $matches);
if (!$result) { die("Failed to get data\n"); }

$json = json_decode($matches[1]);

$files = [];

foreach ($json as $item) {
	if (isset($item->idGD)) {
		$files = explode('0!?^0!?A', $item->idGD);
	} else if (isset($item->file)) {
		$files[] = $item->file;
	}
}

$result = preg_match("/\(\s*list,\s*[\"']([^\"']+)[\"']\s*\);/", $data, $matches);
if ($result == 1) {
	$format = $matches[1];

	foreach ($files as $i => $file) {
		switch ($format) {
			case 'GD': // Google Drive
				$files[$i] = 'https://docs.google.com/file/d/'.$file;
				break;
			case 'VI': // Vimeo
				$files[$i] = 'http://www.vimeo.com/api/oembed.json?url='.$file;
				break;
			case 'YT': // YouTube
			default:
				break;
		}
	}
}

$cmd = "youtube-dl ".implode(' ', $files);
system($cmd);