forked from lolcat/4get
1339 lines
26 KiB
PHP
1339 lines
26 KiB
PHP
<?php
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class frontend{
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public function load($template, $replacements = []){
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$replacements["server_name"] = htmlspecialchars(config::SERVER_NAME);
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$replacements["version"] = config::VERSION;
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if(isset($_COOKIE["theme"])){
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$theme = str_replace(["/". "."], "", $_COOKIE["theme"]);
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if(
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$theme != "Dark" &&
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!is_file("static/themes/" . $theme . ".css")
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){
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$theme = config::DEFAULT_THEME;
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}
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}else{
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$theme = config::DEFAULT_THEME;
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}
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if($theme != "Dark"){
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$replacements["style"] = '<link rel="stylesheet" href="/static/themes/' . rawurlencode($theme) . '.css?v' . config::VERSION . '">';
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}else{
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$replacements["style"] = "";
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}
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if(isset($_COOKIE["scraper_ac"])){
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$replacements["ac"] = '?ac=' . htmlspecialchars($_COOKIE["scraper_ac"]);
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}else{
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$replacements["ac"] = '';
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}
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if(
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isset($replacements["timetaken"]) &&
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$replacements["timetaken"] !== null
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){
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$replacements["timetaken"] = '<div class="timetaken">Took ' . number_format(microtime(true) - $replacements["timetaken"], 2) . 's</div>';
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}
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$handle = fopen("template/{$template}", "r");
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$data = fread($handle, filesize("template/{$template}"));
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fclose($handle);
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$data = explode("\n", $data);
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$html = "";
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for($i=0; $i<count($data); $i++){
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$html .= trim($data[$i]);
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}
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foreach($replacements as $key => $value){
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$html =
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str_replace(
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"{%{$key}%}",
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$value,
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$html
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);
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}
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return trim($html);
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}
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public function loadheader(array $get, array $filters, string $page){
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echo
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$this->load("header.html", [
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"title" => trim(htmlspecialchars($get["s"]) . " ({$page})"),
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"description" => ucfirst($page) . ' search results for "' . htmlspecialchars($get["s"]) . '"',
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"index" => "no",
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"search" => htmlspecialchars($get["s"]),
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"tabs" => $this->generatehtmltabs($page, $get["s"]),
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"filters" => $this->generatehtmlfilters($filters, $get)
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]);
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$headers_raw = getallheaders();
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$header_keys = [];
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$user_agent = "";
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$bad_header = false;
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// block bots that present X-Forwarded-For, Via, etc
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foreach($headers_raw as $headerkey => $headervalue){
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$headerkey = strtolower($headerkey);
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if($headerkey == "user-agent"){
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$user_agent = $headervalue;
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continue;
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}
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// check header key
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if(in_array($headerkey, config::FILTERED_HEADER_KEYS)){
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$bad_header = true;
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break;
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}
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}
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// SSL check
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$bad_ssl = false;
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if(
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isset($_SERVER["https"]) &&
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$_SERVER["https"] == "on" &&
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isset($_SERVER["SSL_CIPHER"]) &&
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in_array($_SERVER["SSL_CIPHER"], config::FILTERED_HEADER_KEYS)
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){
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$bad_ssl = true;
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}
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if(
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$bad_header === true ||
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$bad_ssl === true ||
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$user_agent == "" ||
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// user agent check
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preg_match(
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config::HEADER_REGEX,
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$user_agent
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)
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){
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// bot detected !!
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apcu_inc("captcha_gen");
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$this->drawerror(
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"Tshh, blocked!",
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'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>.'
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);
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die();
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}
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}
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public function drawerror($title, $error, $timetaken = null){
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if($timetaken === null){
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$timetaken = microtime(true);
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}
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echo
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$this->load("search.html", [
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"timetaken" => $timetaken,
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"class" => "",
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"right-left" => "",
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"right-right" => "",
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"left" =>
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'<div class="infobox">' .
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'<h1>' . htmlspecialchars($title) . '</h1>' .
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$error .
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'</div>'
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]);
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die();
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}
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public function drawscrapererror($error, $get, $target, $timetaken = null){
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if($timetaken === null){
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$timetaken = microtime(true);
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}
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$this->drawerror(
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"Shit",
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'This scraper returned an error:' .
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'<div class="code">' . htmlspecialchars($error) . '</div>' .
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'Things you can try:' .
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'<ul>' .
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'<li>Use a different scraper</li>' .
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'<li>Remove keywords that could cause errors</li>' .
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'<li><a href="/instances?target=' . $target . "&" . $this->buildquery($get, false) . '">Try your search on another 4get instance</a></li>' .
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'</ul><br>' .
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'If the error persists, please <a href="/about">contact the administrator</a>.',
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$timetaken
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);
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}
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public function drawtextresult($site, $greentext = null, $duration = null, $keywords, $tabindex = true, $customhtml = null){
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$payload =
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'<div class="text-result">';
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// add favicon, link and archive links
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$payload .= $this->drawlink($site["url"]);
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/*
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Draw title + description + filetype
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*/
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$payload .=
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'<a href="' . htmlspecialchars($site["url"]) . '" class="hover" rel="noreferrer nofollow"';
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if($tabindex === false){
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$payload .= ' tabindex="-1"';
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}
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$payload .= '>';
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if($site["thumb"]["url"] !== null){
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$payload .=
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'<div class="thumb-wrap';
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switch($site["thumb"]["ratio"]){
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case "16:9":
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$size = "landscape";
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break;
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case "9:16":
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$payload .= " portrait";
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$size = "portrait";
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break;
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case "1:1":
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$payload .= " square";
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$size = "square";
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break;
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}
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$payload .=
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'">' .
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'<img class="thumb" src="' . $this->htmlimage($site["thumb"]["url"], $size) . '" alt="thumb">';
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if($duration !== null){
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$payload .=
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'<div class="duration">' .
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htmlspecialchars($duration) .
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'</div>';
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}
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$payload .=
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'</div>';
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}
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$payload .=
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'<div class="title">';
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if(
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isset($site["type"]) &&
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$site["type"] != "web"
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){
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$payload .= '<div class="type">' . strtoupper($site["type"]) . '</div>';
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}
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$payload .=
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$this->highlighttext($keywords, $site["title"]) .
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'</div>';
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if($greentext !== null){
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$payload .=
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'<div class="greentext">' .
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htmlspecialchars($greentext) .
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'</div>';
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}
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if($site["description"] !== null){
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$payload .=
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'<div class="description">' .
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$this->highlighttext($keywords, $site["description"]) .
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'</div>';
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}
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$payload .= $customhtml;
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$payload .= '</a>';
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/*
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Sublinks
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*/
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if(
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isset($site["sublink"]) &&
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!empty($site["sublink"])
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){
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usort($site["sublink"], function($a, $b){
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return strlen($a["description"]) > strlen($b["description"]);
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});
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$payload .=
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'<div class="sublinks">' .
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'<table>';
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$opentr = false;
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for($i=0; $i<count($site["sublink"]); $i++){
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if(($i % 2) === 0){
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$opentr = true;
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$payload .= '<tr>';
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}else{
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$opentr = false;
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}
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$payload .=
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'<td>' .
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'<a href="' . htmlspecialchars($site["sublink"][$i]["url"]) . '" rel="noreferrer nofollow">' .
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'<div class="title">' .
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htmlspecialchars($site["sublink"][$i]["title"]) .
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'</div>';
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if(!empty($site["sublink"][$i]["date"])){
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$payload .=
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'<div class="greentext">' .
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date("jS M y @ g:ia", $site["sublink"][$i]["date"]) .
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'</div>';
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}
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if(!empty($site["sublink"][$i]["description"])){
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$payload .=
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'<div class="description">' .
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$this->highlighttext($keywords, $site["sublink"][$i]["description"]) .
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'</div>';
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}
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$payload .= '</a></td>';
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if($opentr === false){
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$payload .= '</tr>';
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}
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}
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if($opentr === true){
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$payload .= '<td></td></tr>';
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}
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$payload .= '</table></div>';
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}
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if(
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isset($site["table"]) &&
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!empty($site["table"])
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){
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$payload .= '<table class="info-table">';
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foreach($site["table"] as $title => $value){
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$payload .=
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'<tr>' .
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'<td>' . htmlspecialchars($title) . '</td>' .
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'<td>' . htmlspecialchars($value) . '</td>' .
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'</tr>';
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}
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$payload .= '</table>';
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}
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return $payload . '</div>';
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}
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public function highlighttext($keywords, $text){
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$text = htmlspecialchars($text);
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$keywords = explode(" ", $keywords);
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$regex = [];
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foreach($keywords as $word){
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$regex[] = "\b" . preg_quote($word, "/") . "\b";
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}
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$regex = "/" . implode("|", $regex) . "/i";
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return
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preg_replace(
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$regex,
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'<b>${0}</b>',
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$text
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);
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}
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function highlightcode($text){
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// https://www.php.net/highlight_string
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ini_set("highlight.comment", "c-comment");
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ini_set("highlight.default", "c-default");
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ini_set("highlight.html", "c-default");
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ini_set("highlight.keyword", "c-keyword");
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ini_set("highlight.string", "c-string");
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$text =
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trim(
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preg_replace(
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'/<\/span>$/',
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"", // remove stray ending span because of the <?php stuff
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str_replace(
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[
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'<br />',
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' '
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],
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[
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"\n", // replace <br> with newlines
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" " // replace html entity to space
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],
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str_replace(
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[
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// leading <?php garbage
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"<span style=\"color: c-default\">\n<?php ",
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"<code>",
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"</code>"
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],
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"",
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highlight_string("<?php " . $text, true)
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)
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)
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)
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);
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// replace colors
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$classes = ["c-comment", "c-default", "c-keyword", "c-string"];
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foreach($classes as $class){
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$text = str_replace('<span style="color: ' . $class . '">', '<span class="' . $class . '">', $text);
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}
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return $text;
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}
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public function drawlink($link){
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/*
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Add favicon
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*/
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$host = parse_url($link);
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$esc =
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explode(
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".",
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$host["host"],
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2
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);
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if(
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count($esc) === 2 &&
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$esc[0] == "www"
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){
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$esc = $esc[1];
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}else{
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$esc = $esc[0];
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}
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$esc = substr($esc, 0, 2);
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$urlencode = urlencode($link);
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$payload =
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'<div class="url">' .
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'<button class="favicon" tabindex="-1">' .
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'<img src="/favicon?s=' . htmlspecialchars($host["scheme"] . "://" . $host["host"]) . '" alt="' . htmlspecialchars($esc) . '">' .
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//'<img src="/404.php" alt="' . htmlspecialchars($esc) . '">' .
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'</button>' .
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'<div class="favicon-dropdown">';
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/*
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Add archive links
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*/
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if(
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$host["host"] == "boards.4chan.org" ||
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$host["host"] == "boards.4channel.org"
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){
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$archives = [];
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$path = explode("/", $host["path"]);
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$count = count($path);
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// /pol/thread/417568063/post-shitty-memes-if-you-want-to
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if($count !== 0){
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$isboard = true;
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switch($path[1]){
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case "con":
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break;
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case "q":
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$archives[] = "desuarchive.org";
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break;
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case "qa":
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$archives[] = "desuarchive.org";
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break;
|
|
|
|
case "qb":
|
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$archives[] = "arch.b4k.co";
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break;
|
|
|
|
case "trash":
|
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$archives[] = "desuarchive.org";
|
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break;
|
|
|
|
case "a":
|
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$archives[] = "desuarchive.org";
|
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break;
|
|
|
|
case "c":
|
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$archives[] = "desuarchive.org";
|
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break;
|
|
|
|
case "w":
|
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break;
|
|
|
|
case "m":
|
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$archives[] = "desuarchive.org";
|
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break;
|
|
|
|
case "cgl":
|
|
$archives[] = "desuarchive.org";
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$archives[] = "warosu.org";
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break;
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|
|
|
case "f":
|
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$archives[] = "archive.4plebs.org";
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break;
|
|
|
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case "n":
|
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break;
|
|
|
|
case "jp":
|
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$archives[] = "warosu.org";
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break;
|
|
|
|
case "vt":
|
|
$archives[] = "warosu.org";
|
|
break;
|
|
|
|
case "v":
|
|
$archives[] = "arch.b4k.co";
|
|
break;
|
|
|
|
case "vg":
|
|
$archives[] = "arch.b4k.co";
|
|
break;
|
|
|
|
case "vm":
|
|
$archives[] = "arch.b4k.co";
|
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break;
|
|
|
|
case "vmg":
|
|
$archives[] = "arch.b4k.co";
|
|
break;
|
|
|
|
case "vp":
|
|
$archives[] = "arch.b4k.co";
|
|
break;
|
|
|
|
case "vr":
|
|
$archives[] = "desuarchive.org";
|
|
$archives[] = "warosu.org";
|
|
break;
|
|
|
|
case "vrpg":
|
|
$archives[] = "arch.b4k.co";
|
|
break;
|
|
|
|
case "vst":
|
|
$archives[] = "arch.b4k.co";
|
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break;
|
|
|
|
case "co":
|
|
$archives[] = "desuarchive.org";
|
|
break;
|
|
|
|
case "g":
|
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$archives[] = "desuarchive.org";
|
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$archives[] = "arch.b4k.co";
|
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break;
|
|
|
|
case "tv":
|
|
$archives[] = "archive.4plebs.org";
|
|
break;
|
|
|
|
case "k":
|
|
$archives[] = "desuarchive.org";
|
|
break;
|
|
|
|
case "o":
|
|
$archives[] = "archive.4plebs.org";
|
|
break;
|
|
|
|
case "an":
|
|
$archives[] = "desuarchive.org";
|
|
break;
|
|
|
|
case "tg":
|
|
$archives[] = "desuarchive.org";
|
|
$archives[] = "archive.4plebs.org";
|
|
break;
|
|
|
|
case "sp":
|
|
$archives[] = "archive.4plebs.org";
|
|
break;
|
|
|
|
case "xs":
|
|
$archives[] = "eientei.xyz";
|
|
break;
|
|
|
|
case "pw":
|
|
break;
|
|
|
|
case "sci":
|
|
$archives[] = "warosu.org";
|
|
$archives[] = "eientei.xyz";
|
|
break;
|
|
|
|
case "his":
|
|
$archives[] = "desuarchive.org";
|
|
break;
|
|
|
|
case "int":
|
|
$archives[] = "desuarchive.org";
|
|
break;
|
|
|
|
case "out":
|
|
break;
|
|
|
|
case "toy":
|
|
break;
|
|
|
|
case "i":
|
|
$archives[] = "archiveofsins.com";
|
|
$archives[] = "eientei.xyz";
|
|
break;
|
|
|
|
case "po":
|
|
break;
|
|
|
|
case "p":
|
|
break;
|
|
|
|
case "ck":
|
|
$archives[] = "warosu.org";
|
|
break;
|
|
|
|
case "ic":
|
|
$archives[] = "warosu.org";
|
|
break;
|
|
|
|
case "wg":
|
|
break;
|
|
|
|
case "lit":
|
|
$archives[] = "warosu.org";
|
|
break;
|
|
|
|
case "mu":
|
|
$archives[] = "desuarchive.org";
|
|
break;
|
|
|
|
case "fa":
|
|
$archives[] = "warosu.org";
|
|
break;
|
|
|
|
case "3":
|
|
$archives[] = "warosu.org";
|
|
$archives[] = "eientei.xyz";
|
|
break;
|
|
|
|
case "gd":
|
|
break;
|
|
|
|
case "diy":
|
|
$archives[] = "warosu.org";
|
|
break;
|
|
|
|
case "wsg":
|
|
$archives[] = "desuarchive.org";
|
|
break;
|
|
|
|
case "qst":
|
|
break;
|
|
|
|
case "biz":
|
|
$archives[] = "warosu.org";
|
|
break;
|
|
|
|
case "trv":
|
|
$archives[] = "archive.4plebs.org";
|
|
break;
|
|
|
|
case "fit":
|
|
$archives[] = "desuarchive.org";
|
|
break;
|
|
|
|
case "x":
|
|
$archives[] = "archive.4plebs.org";
|
|
break;
|
|
|
|
case "adv":
|
|
$archives[] = "archive.4plebs.org";
|
|
break;
|
|
|
|
case "lgbt":
|
|
$archives[] = "archiveofsins.com";
|
|
break;
|
|
|
|
case "mlp":
|
|
$archives[] = "desuarchive.org";
|
|
$archives[] = "arch.b4k.co";
|
|
break;
|
|
|
|
case "news":
|
|
break;
|
|
|
|
case "wsr":
|
|
break;
|
|
|
|
case "vip":
|
|
break;
|
|
|
|
case "b":
|
|
$archives[] = "thebarchive.com";
|
|
break;
|
|
|
|
case "r9k":
|
|
$archives[] = "desuarchive.org";
|
|
break;
|
|
|
|
case "pol":
|
|
$archives[] = "archive.4plebs.org";
|
|
break;
|
|
|
|
case "bant":
|
|
$archives[] = "thebarchive.com";
|
|
break;
|
|
|
|
case "soc":
|
|
$archives[] = "archiveofsins.com";
|
|
break;
|
|
|
|
case "s4s":
|
|
$archives[] = "archive.4plebs.org";
|
|
break;
|
|
|
|
case "s":
|
|
$archives[] = "archiveofsins.com";
|
|
break;
|
|
|
|
case "hc":
|
|
$archives[] = "archiveofsins.com";
|
|
break;
|
|
|
|
case "hm":
|
|
$archives[] = "archiveofsins.com";
|
|
break;
|
|
|
|
case "h":
|
|
$archives[] = "archiveofsins.com";
|
|
break;
|
|
|
|
case "e":
|
|
break;
|
|
|
|
case "u":
|
|
$archives[] = "archiveofsins.com";
|
|
break;
|
|
|
|
case "d":
|
|
$archives[] = "desuarchive.org";
|
|
break;
|
|
|
|
case "t":
|
|
$archives[] = "archiveofsins.com";
|
|
break;
|
|
|
|
case "hr":
|
|
$archives[] = "archive.4plebs.org";
|
|
break;
|
|
|
|
case "gif":
|
|
break;
|
|
|
|
case "aco":
|
|
$archives[] = "desuarchive.org";
|
|
break;
|
|
|
|
case "r":
|
|
$archives[] = "archiveofsins.com";
|
|
break;
|
|
|
|
default:
|
|
$isboard = false;
|
|
break;
|
|
}
|
|
|
|
if($isboard === true){
|
|
|
|
$archives[] = "archived.moe";
|
|
}
|
|
|
|
$trail = "";
|
|
|
|
if(
|
|
isset($path[2]) &&
|
|
isset($path[3]) &&
|
|
$path[2] == "thread"
|
|
){
|
|
|
|
$trail .= "/" . $path[1] . "/thread/" . $path[3];
|
|
}elseif($isboard){
|
|
|
|
$trail = "/" . $path[1] . "/";
|
|
}
|
|
|
|
for($i=0; $i<count($archives); $i++){
|
|
|
|
$payload .=
|
|
'<a href="https://' . $archives[$i] . $trail . '" class="list" target="_BLANK">' .
|
|
'<img src="/favicon?s=https://' . $archives[$i] . '" alt="' . $archives[$i][0] . $archives[$i][1] . '">' .
|
|
$archives[$i] .
|
|
'</a>';
|
|
}
|
|
}
|
|
}
|
|
|
|
$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/' . $urlencode . '" class="list" target="_BLANK"><img src="/favicon?s=https://archive.org" alt="ar">Archive.org</a>' .
|
|
'<a href="https://archive.ph/newest/' . htmlspecialchars($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>' .
|
|
'</div>';
|
|
|
|
/*
|
|
Draw link
|
|
*/
|
|
$parts = explode("/", $link);
|
|
$clickurl = "";
|
|
|
|
// remove trailing /
|
|
$c = count($parts) - 1;
|
|
if($parts[$c] == ""){
|
|
|
|
$parts[$c - 1] = $parts[$c - 1] . "/";
|
|
unset($parts[$c]);
|
|
}
|
|
|
|
// merge https://site together
|
|
$parts = [
|
|
$parts[0] . $parts[1] . '//' . $parts[2],
|
|
...array_slice($parts, 3, count($parts) - 1)
|
|
];
|
|
|
|
$c = count($parts);
|
|
for($i=0; $i<$c; $i++){
|
|
|
|
if($i !== 0){ $clickurl .= "/"; }
|
|
|
|
$clickurl .= $parts[$i];
|
|
|
|
if($i === $c - 1){
|
|
|
|
$parts[$i] = rtrim($parts[$i], "/");
|
|
}
|
|
|
|
$payload .=
|
|
'<a class="part" href="' . htmlspecialchars($clickurl) . '" rel="noreferrer nofollow" tabindex="-1">' .
|
|
htmlspecialchars(urldecode($parts[$i])) .
|
|
'</a>';
|
|
|
|
if($i !== $c - 1){
|
|
|
|
$payload .= '<span class="separator"></span>';
|
|
}
|
|
}
|
|
|
|
return $payload . '</div>';
|
|
}
|
|
|
|
public function getscraperfilters($page){
|
|
|
|
$get_scraper = isset($_COOKIE["scraper_$page"]) ? $_COOKIE["scraper_$page"] : null;
|
|
|
|
if(
|
|
isset($_GET["scraper"]) &&
|
|
is_string($_GET["scraper"])
|
|
){
|
|
|
|
$get_scraper = $_GET["scraper"];
|
|
}else{
|
|
|
|
if(
|
|
isset($_GET["npt"]) &&
|
|
is_string($_GET["npt"])
|
|
){
|
|
|
|
$get_scraper = explode(".", $_GET["npt"], 2)[0];
|
|
|
|
$get_scraper =
|
|
preg_replace(
|
|
'/[0-9]+$/',
|
|
"",
|
|
$get_scraper
|
|
);
|
|
}
|
|
}
|
|
|
|
// add search field
|
|
$filters =
|
|
[
|
|
"s" => [
|
|
"option" => "_SEARCH"
|
|
]
|
|
];
|
|
|
|
// define default scrapers
|
|
switch($page){
|
|
|
|
case "web":
|
|
$filters["scraper"] = [
|
|
"display" => "Scraper",
|
|
"option" => [
|
|
"ddg" => "DuckDuckGo",
|
|
"brave" => "Brave",
|
|
"yandex" => "Yandex",
|
|
"google" => "Google",
|
|
"startpage" => "Startpage",
|
|
"qwant" => "Qwant",
|
|
"ghostery" => "Ghostery",
|
|
"yep" => "Yep",
|
|
"greppr" => "Greppr",
|
|
"crowdview" => "Crowdview",
|
|
"mwmbl" => "Mwmbl",
|
|
"mojeek" => "Mojeek",
|
|
"solofield" => "Solofield",
|
|
"marginalia" => "Marginalia",
|
|
"wiby" => "wiby",
|
|
"curlie" => "Curlie"
|
|
]
|
|
];
|
|
break;
|
|
|
|
case "images":
|
|
$filters["scraper"] = [
|
|
"display" => "Scraper",
|
|
"option" => [
|
|
"ddg" => "DuckDuckGo",
|
|
"yandex" => "Yandex",
|
|
"brave" => "Brave",
|
|
"google" => "Google",
|
|
"startpage" => "Startpage",
|
|
"qwant" => "Qwant",
|
|
"yep" => "Yep",
|
|
"solofield" => "Solofield",
|
|
//"pinterest" => "Pinterest",
|
|
"imgur" => "Imgur",
|
|
"ftm" => "FindThatMeme"
|
|
]
|
|
];
|
|
break;
|
|
|
|
case "videos":
|
|
$filters["scraper"] = [
|
|
"display" => "Scraper",
|
|
"option" => [
|
|
"yt" => "YouTube",
|
|
//"fb" => "Facebook videos",
|
|
"ddg" => "DuckDuckGo",
|
|
"brave" => "Brave",
|
|
"yandex" => "Yandex",
|
|
"google" => "Google",
|
|
"startpage" => "Startpage",
|
|
"qwant" => "Qwant",
|
|
"solofield" => "Solofield"
|
|
]
|
|
];
|
|
break;
|
|
|
|
case "news":
|
|
$filters["scraper"] = [
|
|
"display" => "Scraper",
|
|
"option" => [
|
|
"ddg" => "DuckDuckGo",
|
|
"brave" => "Brave",
|
|
"google" => "Google",
|
|
"startpage" => "Startpage",
|
|
"qwant" => "Qwant",
|
|
"yep" => "Yep",
|
|
"mojeek" => "Mojeek"
|
|
]
|
|
];
|
|
break;
|
|
|
|
case "music":
|
|
$filters["scraper"] = [
|
|
"display" => "Scraper",
|
|
"option" => [
|
|
"sc" => "SoundCloud"
|
|
//"spotify" => "Spotify"
|
|
]
|
|
];
|
|
break;
|
|
}
|
|
|
|
// get scraper name from user input, or default out to preferred scraper
|
|
$scraper_out = null;
|
|
$first = true;
|
|
|
|
foreach($filters["scraper"]["option"] as $scraper_name => $scraper_pretty){
|
|
|
|
if($first === true){
|
|
|
|
$first = $scraper_name;
|
|
}
|
|
|
|
if($scraper_name == $get_scraper){
|
|
|
|
$scraper_out = $scraper_name;
|
|
}
|
|
}
|
|
|
|
if($scraper_out === null){
|
|
|
|
$scraper_out = $first;
|
|
}
|
|
|
|
include "scraper/$scraper_out.php";
|
|
$lib = new $scraper_out();
|
|
|
|
// set scraper on $_GET
|
|
$_GET["scraper"] = $scraper_out;
|
|
|
|
// set nsfw on $_GET
|
|
if(
|
|
isset($_COOKIE["nsfw"]) &&
|
|
!isset($_GET["nsfw"])
|
|
){
|
|
|
|
$_GET["nsfw"] = $_COOKIE["nsfw"];
|
|
}
|
|
|
|
return
|
|
[
|
|
$lib,
|
|
array_merge_recursive(
|
|
$filters,
|
|
$lib->getfilters($page)
|
|
)
|
|
];
|
|
}
|
|
|
|
public function parsegetfilters($parameters, $whitelist){
|
|
|
|
$sanitized = [];
|
|
|
|
// add npt token
|
|
if(
|
|
isset($parameters["npt"]) &&
|
|
is_string($parameters["npt"])
|
|
){
|
|
|
|
$sanitized["npt"] = $parameters["npt"];
|
|
}else{
|
|
|
|
$sanitized["npt"] = false;
|
|
}
|
|
|
|
// we're iterating over $whitelist, so
|
|
// you can't polluate $sanitized with useless
|
|
// parameters
|
|
foreach($whitelist as $parameter => $value){
|
|
|
|
if(isset($parameters[$parameter])){
|
|
|
|
if(!is_string($parameters[$parameter])){
|
|
|
|
$sanitized[$parameter] = null;
|
|
continue;
|
|
}
|
|
|
|
// parameter is already set, use that value
|
|
$sanitized[$parameter] = $parameters[$parameter];
|
|
}else{
|
|
|
|
// parameter is not set, add it
|
|
if(is_string($value["option"])){
|
|
|
|
// special field: set default value manually
|
|
switch($value["option"]){
|
|
|
|
case "_DATE":
|
|
// no date set
|
|
$sanitized[$parameter] = false;
|
|
break;
|
|
|
|
case "_SEARCH":
|
|
// no search set
|
|
$sanitized[$parameter] = "";
|
|
break;
|
|
}
|
|
|
|
}else{
|
|
|
|
// set a default value
|
|
$sanitized[$parameter] = array_keys($value["option"])[0];
|
|
}
|
|
}
|
|
|
|
// sanitize input
|
|
if(is_array($value["option"])){
|
|
if(
|
|
!in_array(
|
|
$sanitized[$parameter],
|
|
$keys = array_keys($value["option"])
|
|
)
|
|
){
|
|
|
|
$sanitized[$parameter] = $keys[0];
|
|
}
|
|
}else{
|
|
|
|
// sanitize search & string
|
|
switch($value["option"]){
|
|
|
|
case "_DATE":
|
|
if($sanitized[$parameter] !== false){
|
|
|
|
$sanitized[$parameter] = strtotime($sanitized[$parameter]);
|
|
if($sanitized[$parameter] <= 0){
|
|
|
|
$sanitized[$parameter] = false;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case "_SEARCH":
|
|
// get search string
|
|
$sanitized["s"] = trim($sanitized[$parameter]);
|
|
}
|
|
}
|
|
}
|
|
|
|
// invert dates if needed
|
|
if(
|
|
isset($sanitized["older"]) &&
|
|
isset($sanitized["newer"]) &&
|
|
$sanitized["newer"] !== false &&
|
|
$sanitized["older"] !== false &&
|
|
$sanitized["newer"] > $sanitized["older"]
|
|
){
|
|
|
|
// invert
|
|
[
|
|
$sanitized["older"],
|
|
$sanitized["newer"]
|
|
] = [
|
|
$sanitized["newer"],
|
|
$sanitized["older"]
|
|
];
|
|
}
|
|
|
|
return $sanitized;
|
|
}
|
|
|
|
public function s_to_timestamp($seconds){
|
|
|
|
if(is_string($seconds)){
|
|
|
|
return "LIVE";
|
|
}
|
|
|
|
return ($seconds >= 60) ? ltrim(gmdate("H:i:s", $seconds), ":0") : gmdate("0:s", $seconds);
|
|
}
|
|
|
|
public function generatehtmltabs($page, $query){
|
|
|
|
$html = null;
|
|
|
|
foreach(["web", "images", "videos", "news", "music"] as $type){
|
|
|
|
$html .= '<a href="/' . $type . '?s=' . urlencode($query);
|
|
|
|
if(!empty($params)){
|
|
|
|
$html .= $params;
|
|
}
|
|
|
|
$html .= '" class="tab';
|
|
|
|
if($type == $page){
|
|
|
|
$html .= ' selected';
|
|
}
|
|
|
|
$html .= '">' . ucfirst($type) . '</a>';
|
|
}
|
|
|
|
return $html;
|
|
}
|
|
|
|
public function generatehtmlfilters($filters, $params){
|
|
|
|
$html = null;
|
|
|
|
foreach($filters as $filter_name => $filter_values){
|
|
|
|
if(!isset($filter_values["display"])){
|
|
|
|
continue;
|
|
}
|
|
|
|
$output = true;
|
|
$tmp =
|
|
'<div class="filter">' .
|
|
'<div class="title">' . htmlspecialchars($filter_values["display"]) . '</div>';
|
|
|
|
if(is_array($filter_values["option"])){
|
|
|
|
$tmp .= '<select name="' . $filter_name . '">';
|
|
|
|
foreach($filter_values["option"] as $option_name => $option_title){
|
|
|
|
$tmp .= '<option value="' . $option_name . '"';
|
|
|
|
if($params[$filter_name] == $option_name){
|
|
|
|
$tmp .= ' selected';
|
|
}
|
|
|
|
$tmp .= '>' . htmlspecialchars($option_title) . '</option>';
|
|
}
|
|
|
|
$tmp .= '</select>';
|
|
}else{
|
|
|
|
switch($filter_values["option"]){
|
|
|
|
case "_DATE":
|
|
$tmp .= '<input type="date" name="' . $filter_name . '"';
|
|
|
|
if($params[$filter_name] !== false){
|
|
|
|
$tmp .= ' value="' . date("Y-m-d", $params[$filter_name]) . '"';
|
|
}
|
|
|
|
$tmp .= '>';
|
|
break;
|
|
|
|
default:
|
|
$output = false;
|
|
break;
|
|
}
|
|
}
|
|
|
|
$tmp .= '</div>';
|
|
|
|
if($output === true){
|
|
|
|
$html .= $tmp;
|
|
}
|
|
}
|
|
|
|
return $html;
|
|
}
|
|
|
|
public function buildquery($gets, $ommit = false){
|
|
|
|
$out = [];
|
|
foreach($gets as $key => $value){
|
|
|
|
if(
|
|
$value == null ||
|
|
$value == false ||
|
|
$key == "npt" ||
|
|
$key == "extendedsearch" ||
|
|
$value == "any" ||
|
|
$value == "all" ||
|
|
$key == "spellcheck" ||
|
|
(
|
|
$ommit === true &&
|
|
$key == "s"
|
|
)
|
|
){
|
|
|
|
continue;
|
|
}
|
|
|
|
if(
|
|
$key == "older" ||
|
|
$key == "newer"
|
|
){
|
|
|
|
$value = date("Y-m-d", (int)$value);
|
|
}
|
|
|
|
$out[$key] = $value;
|
|
}
|
|
|
|
return http_build_query($out);
|
|
}
|
|
|
|
public function htmlimage($image, $format){
|
|
|
|
if(
|
|
preg_match(
|
|
'/^data:/',
|
|
$image
|
|
)
|
|
){
|
|
|
|
return htmlspecialchars($image);
|
|
}
|
|
|
|
return "/proxy?i=" . urlencode($image) . "&s=" . $format;
|
|
}
|
|
|
|
public function htmlnextpage($gets, $npt, $page){
|
|
|
|
$query = $this->buildquery($gets);
|
|
|
|
return $page . "?" . $query . "&npt=" . $npt;
|
|
}
|
|
}
|