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Octocat-spinner-32-eaf2f5

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<?php

require_once('include/security.php');

function attach_init(&$a) {

if($a->argc != 2) {
notice( t('Item not available.') . EOL);
return;
}

$item_id = intval($a->argv[1]);

// Check for existence, which will also provide us the owner uid

$r = q("SELECT * FROM `attach` WHERE `id` = %d LIMIT 1",
intval($item_id)
);
if(! count($r)) {
notice( t('Item was not found.'). EOL);
return;
}

$sql_extra = permissions_sql($r[0]['uid']);

// Now we'll see if we can access the attachment

$r = q("SELECT * FROM `attach` WHERE `id` = '%d' $sql_extra LIMIT 1",
dbesc($item_id)
);

if(! count($r)) {
notice( t('Permission denied.') . EOL);
return;
}

header('Content-type: ' . $r[0]['filetype']);
header('Content-disposition: attachment; filename=' . $r[0]['filename']);
echo $r[0]['data'];
killme();
// NOTREACHED
}
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