Files
web/scripts/pi-hole/php/queryads.php
DL6ER 8a4861c194 Merge pull request #439 from pi-hole/fix/queryads
Allow block page to access queryads
2017-03-10 14:44:56 +01:00

61 lines
1.4 KiB
PHP

<?php
/* Pi-hole: A black hole for Internet advertisements
* (c) 2017 Pi-hole, LLC (https://pi-hole.net)
* Network-wide ad blocking via your own hardware.
*
* This file is copyright under the latest version of the EUPL.
* Please see LICENSE file for your rights under this license. */
ob_end_flush();
ini_set("output_buffering", "0");
ob_implicit_flush(true);
header('Content-Type: text/event-stream');
header('Cache-Control: no-cache');
function echoEvent($datatext) {
if(!isset($_GET["IE"]))
echo "data: ".implode("\ndata: ", explode("\n", $datatext))."\n\n";
else
echo $datatext;
}
// Credit: http://stackoverflow.com/a/4694816/2087442
function is_valid_domain_name($domain_name)
{
return (preg_match("/^([a-z\d](-*[a-z\d])*)(\.([a-z\d](-*[a-z\d])*))*$/i", $domain_name) //valid chars check
&& preg_match("/^.{1,253}$/", $domain_name) //overall length check
&& preg_match("/^[^\.]{1,63}(\.[^\.]{1,63})*$/", $domain_name) ); //length of each label
}
// Test if domain is set
if(isset($_GET["domain"]))
{
// Is this a valid domain?
$url = $_GET["domain"];
if(!is_valid_domain_name($url))
{
echoEvent("Invalid domain!");
die();
}
}
else
{
echoEvent("No domain provided");
die();
}
if(isset($_GET["exact"]))
{
$exact = "-exact";
}
else
{
$exact = "";
}
$proc = popen("sudo pihole -q ".$url." ".$exact, 'r');
while (!feof($proc)) {
echoEvent(fread($proc, 4096));
}
?>