mirror of
https://github.com/pi-hole/web.git
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66 lines
1.6 KiB
PHP
66 lines
1.6 KiB
PHP
<?php
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/* Pi-hole: A black hole for Internet advertisements
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* (c) 2017 Pi-hole, LLC (https://pi-hole.net)
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* Network-wide ad blocking via your own hardware.
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*
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* This file is copyright under the latest version of the EUPL.
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* Please see LICENSE file for your rights under this license. */
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ob_end_flush();
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ini_set("output_buffering", "0");
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ob_implicit_flush(true);
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header('Content-Type: text/event-stream');
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header('Cache-Control: no-cache');
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function echoEvent($datatext) {
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if(!isset($_GET["IE"]))
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echo "data: ".implode("\ndata: ", explode("\n", $datatext))."\n\n";
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else
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echo $datatext;
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}
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// Credit: http://stackoverflow.com/a/4694816/2087442
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ini_set("pcre.recursion_limit", 1500);
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function is_valid_domain_name($domain_name)
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{
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return (preg_match("/^((-|_)*[a-z\d]((-|_)*[a-z\d])*(-|_)*)(\.(-|_)*([a-z\d]((-|_)*[a-z\d])*))*$/i", $domain_name) // Valid chars check
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&& preg_match("/^.{1,253}$/", $domain_name) // Overall length check
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&& preg_match("/^[^\.]{1,63}(\.[^\.]{1,63})*$/", $domain_name) ); // Length of each label
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}
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// Test if domain is set
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if(isset($_GET["domain"]))
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{
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// Is this a valid domain?
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$url = $_GET["domain"];
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if(!is_valid_domain_name($url))
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{
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echoEvent("Invalid domain!");
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die();
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}
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}
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else
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{
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echoEvent("No domain provided");
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die();
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}
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if(isset($_GET["exact"]))
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{
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$exact = "-exact";
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}
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elseif(isset($_GET["bp"]))
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{
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$exact = "-bp";
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}
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else
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{
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$exact = "";
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}
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$proc = popen("sudo pihole -q -adlist ".$url." ".$exact, 'r');
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while (!feof($proc)) {
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echoEvent(fread($proc, 4096));
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}
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?>
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