YouTube_captions_search_engine/website/channels.php

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PHP
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<?php
if (!function_exists('str_contains')) {
function str_contains($haystack, $needle)
{
return strpos($haystack, $needle) !== false;
}
}
if (!function_exists('str_ends_with')) {
function str_ends_with($haystack, $needle)
{
$length = strlen($needle);
return $length > 0 ? substr($haystack, -$length) === $needle : true;
}
}
function str_replace_first($needle, $replace, $haystack) {
$pos = strpos($haystack, $needle);
if ($pos !== false) {
$haystack = substr_replace($haystack, $replace, $pos, strlen($needle));
}
return $haystack;
}
$uri = $_SERVER['REQUEST_URI'];
$uri = str_replace('/channels/', '', $uri);
$prefix = '/mnt/HDD0/YouTube_captions_search_engine/channels/';
if (str_contains($uri, '/')) {
$uri = str_replace_first('/', '#', $uri);
$uri = $prefix . $uri;
if (str_ends_with($uri, '.json')) {
header('Content-Type: application/json; charset=UTF-8');
}
echo file_get_contents("zip://$uri");
} else {
$uri = $prefix . $uri;
header("Content-Type: application/zip");
echo readfile($uri);
}
?>