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path: root/mod/attach.php
blob: ad5dead07772e385bf2dc3c8dd13449f8d7902ad (plain) (tree)
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<?php

require_once('include/security.php');
require_once('include/attach.php');

function attach_init(&$a) {

	if(argc() < 2) {
		notice( t('Item not available.') . EOL);
		return;
	}

	$r = attach_by_hash(argv(1),((argc() > 2) ? intval(argv(2)) : 0));

	if(! $r['success']) {
		notice( $r['message'] . EOL);
		return;
	}

	$c = q("select channel_address from channel where channel_id = %d limit 1",
		intval($r['data']['uid'])
	);

	if(! $c)
		return;


	$unsafe_types = array('text/html','text/css','application/javascript');

	if(in_array($r['data']['filetype'],$unsafe_types)) {
			header('Content-type: text/plain');
	}
	else {
		header('Content-type: ' . $r['data']['filetype']);
	}

	header('Content-disposition: attachment; filename="' . $r['data']['filename'] . '"');
	if(intval($r['data']['os_storage'])) {
		$fname = dbunescbin($r['data']['data']);
		$istream = fopen('store/' . $c[0]['channel_address'] . '/' . $fname,'rb');
		$ostream = fopen('php://output','wb');
		if($istream && $ostream) {
			pipe_streams($istream,$ostream);
			fclose($istream);
			fclose($ostream);
		}
	}
	else
		echo dbunescbin($r['data']['data']);
	killme();

}