/**
* Download file from $_GET['podcast_episode']
* @return void
*/
public function download_file()
{
if (is_podcast_download()) {
$file = esc_attr($_GET['podcast_episode']);
if ($file) {
// Get episode object
$episode = $this->get_episode_from_file($file);
// Allow other actions - functions hooked on here must not echo any data
do_action('ss_podcasting_file_download', $file, $episode);
// Set necessary headers
header("Pragma: no-cache");
header("Expires: 0");
header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
header("Robots: none");
header("Content-Type: application/force-download");
header("Content-Description: File Transfer");
header("Content-Disposition: attachment; filename=\"" . basename($file) . "\";");
header("Content-Transfer-Encoding: binary");
// Set size of file
if ($size = @filesize($file)) {
header("Content-Length: " . $size);
}
// Use ssp_readfile_chunked() if allowed on the server or simply access file directly
@ssp_readfile_chunked("{$file}") or header('Location: ' . $file);
}
}
}
/**
* Download file from `podcast_episode` query variable
* @return void
*/
public function download_file()
{
if (is_podcast_download()) {
global $wp_query;
// Get requested episode ID
$episode_id = intval($wp_query->query_vars['podcast_episode']);
if (isset($episode_id) && $episode_id) {
// Get episode post object
$episode = get_post($episode_id);
// Make sure we have a valid episode post object
if (!$episode || !is_object($episode) || is_wp_error($episode) || !isset($episode->ID)) {
return;
}
// Get audio file for download
$file = $this->get_enclosure($episode_id);
// Exit if no file is found
if (!$file) {
return;
}
// Get file referrer
$referrer = '';
if (isset($wp_query->query_vars['podcast_ref']) && $wp_query->query_vars['podcast_ref']) {
$referrer = $wp_query->query_vars['podcast_ref'];
} else {
if (isset($_GET['ref'])) {
$referrer = esc_attr($_GET['ref']);
}
}
// Allow other actions - functions hooked on here must not output any data
do_action('ssp_file_download', $file, $episode, $referrer);
// Set necessary headers for download
header("Pragma: no-cache");
header("Expires: 0");
header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
header("Robots: none");
header("Content-Description: File Transfer");
header("Content-Disposition: attachment; filename=\"" . basename($file) . "\";");
header("Content-Transfer-Encoding: binary");
// Set size of file
if ($size = @filesize($file)) {
header("Content-Length: " . $size);
}
// Check file referrer
if ('download' == $referrer) {
// Force file download
header("Content-Type: application/force-download");
// Use ssp_readfile_chunked() if allowed on the server or simply access file directly
@ssp_readfile_chunked("{$file}") or header('Location: ' . $file);
} else {
// For all other referrers simply access the file directly
wp_redirect($file, 302);
}
// Exit to prevent other processes running later on
exit;
}
}
}
