Korbs/4get-patches
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fag protection

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This commit is contained in:
lolcat 2024-03-24 22:31:19 -04:00
parent 81502d4721
commit 2976c0a6a4
11 changed files with 82 additions and 40 deletions
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58
lib/frontend.php
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@ -44,7 +44,7 @@ class frontend{
$replacements["timetaken"] !== null
){
$replacements["timetaken"] = '<div class="timetaken">Took ' . substr(microtime(true) - $replacements["timetaken"], 0, 4) . 's</div>';
$replacements["timetaken"] = '<div class="timetaken">Took ' . number_format(microtime(true) - $replacements["timetaken"], 2) . 's</div>';
}
$handle = fopen("template/{$template}", "r");
@ -84,29 +84,54 @@ class frontend{
"filters" => $this->generatehtmlfilters($filters, $get)
]);
$headers_raw = getallheaders();
$header_keys = [];
$user_agent = "";
$bad_header = false;
foreach($headers_raw as $headerkey => $headervalue){
$headerkey = strtolower($headerkey);
if($headerkey == "user-agent"){
$user_agent = $headervalue;
continue;
}
// check header key
if(in_array($headerkey, config::FILTERED_HEADER_KEYS)){
$bad_header = true;
break;
}
}
if(
preg_match(
'/bot|wget|curl|python-requests|scrapy|feedfetcher|go-http-client|ruby|universalfeedparser|yahoo\! slurp|spider|rss/i',
$_SERVER["HTTP_USER_AGENT"]
)
config::HEADER_REGEX,
$user_agent
) ||
$bad_header === true
){
// bot detected !!
apcu_inc("captcha_gen");
$null = null;
$this->drawerror(
"Tshh, blocked!",
'You were blocked from viewing this page. If you wish to scrape data from 4get, please consider running <a href="https://git.lolcat.ca/lolcat/4get" rel="noreferrer nofollow">your own 4get instance</a>.',
'Your browser, IP or IP range has been blocked from this 4get instance. If this is an error, please <a href="/about">contact the administrator</a>.',
microtime(true)
);
die();
}
}
public function drawerror($title, $error){
public function drawerror($title, $error, $timetaken){
echo
$this->load("search.html", [
"timetaken" => null,
"timetaken" => $timetaken,
"class" => "",
"right-left" => "",
"right-right" => "",
@ -119,7 +144,7 @@ class frontend{
die();
}
public function drawscrapererror($error, $get, $target){
public function drawscrapererror($error, $get, $target, $timetaken){
$this->drawerror(
"Shit",
@ -131,7 +156,8 @@ class frontend{
'<li>Remove keywords that could cause errors</li>' .
'<li><a href="/instances?target=' . $target . "&" . $this->buildquery($get, false) . '">Try your search on another 4get instance</a></li>' .
'</ul><br>' .
'If the error persists, please <a href="/about">contact the administrator</a>.'
'If the error persists, please <a href="/about">contact the administrator</a>.',
$timetaken
);
}
@ -483,10 +509,6 @@ class frontend{
$archives[] = "warosu.org";
break;
case "cm":
$archives[] = "boards.fireden.net";
break;
case "f":
$archives[] = "archive.4plebs.org";
break;
@ -503,12 +525,10 @@ class frontend{
break;
case "v":
$archives[] = "boards.fireden.net";
$archives[] = "arch.b4k.co";
break;
case "vg":
$archives[] = "boards.fireden.net";
$archives[] = "arch.b4k.co";
break;
@ -579,7 +599,6 @@ class frontend{
break;
case "sci":
$archives[] = "boards.fireden.net";
$archives[] = "warosu.org";
$archives[] = "eientei.xyz";
break;
@ -614,7 +633,6 @@ class frontend{
break;
case "ic":
$archives[] = "boards.fireden.net";
$archives[] = "warosu.org";
break;
@ -741,10 +759,6 @@ class frontend{
$archives[] = "desuarchive.org";
break;
case "y":
$archives[] = "boards.fireden.net";
break;
case "t":
$archives[] = "archiveofsins.com";
break;
@ -802,7 +816,7 @@ class frontend{
$payload .=
'<a href="https://webcache.googleusercontent.com/search?q=cache:' . $urlencode . '" class="list" target="_BLANK"><img src="/favicon?s=https://google.com" alt="go">Google cache</a>' .
'<a href="https://web.archive.org/web/' . $urlencode . '" class="list" target="_BLANK"><img src="/favicon?s=https://archive.org" alt="ar">Archive.org</a>' .
'<a href="https://archive.is/newest/' . htmlspecialchars($link) . '" class="list" target="_BLANK"><img src="/favicon?s=https://archive.is" alt="ar">Archive.is</a>' .
'<a href="https://archive.ph/newest/' . htmlspecialchars($link) . '" class="list" target="_BLANK"><img src="/favicon?s=https://archive.is" alt="ar">Archive.is</a>' .
'<a href="https://ghostarchive.org/search?term=' . $urlencode . '" class="list" target="_BLANK"><img src="/favicon?s=https://ghostarchive.org" alt="gh">Ghostarchive</a>' .
'<a href="https://www.bing.com/search?q=url%3A' . $urlencode . '" class="list" target="_BLANK"><img src="/favicon?s=https://bing.com" alt="bi">Bing cache</a>' .
'<a href="https://megalodon.jp/?url=' . $urlencode . '" class="list" target="_BLANK"><img src="/favicon?s=https://megalodon.jp" alt="me">Megalodon</a>' .