112 lines
4 KiB
PHP
112 lines
4 KiB
PHP
<?php
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/* ------------------------------------------------------------------------------------
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* Goosle - A meta search engine for private and fast internet fun.
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*
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* COPYRIGHT NOTICE
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* Copyright 2023-2024 Arnan de Gans. All Rights Reserved.
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*
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* COPYRIGHT NOTICES AND ALL THE COMMENTS SHOULD REMAIN INTACT.
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* By using this code you agree to indemnify Arnan de Gans from any
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* liability that might arise from its use.
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------------------------------------------------------------------------------------ */
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class GoogleRequest extends EngineRequest {
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public function get_request_url() {
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$results = array();
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// Split the query
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$query_terms = explode(" ", strtolower($this->query));
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// Category search
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$cat = null;
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if($query_terms[0] == 'app') {
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$cat = 'app';
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} else if($query_terms[0] == 'book') {
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$cat = 'bks';
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} else if($query_terms[0] == 'news') {
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$cat = 'nws';
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} else if($query_terms[0] == 'shop') {
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$cat = 'shop';
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} else if($query_terms[0] == 'patent') {
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$cat = 'pts';
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}
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// Language override
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$lang = null;
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if(strpos($query_terms[0], "lang") !== false) {
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$switch = explode(":", $query_terms[0]);
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if(strlen($switch[1]) == 2 && !is_numeric($switch[1])) {
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$lang = "lang_".$switch[1];
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$this->query = implode(" ", array_slice($query_terms, 1));
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}
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}
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// Safe search override
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$safe = 1;
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if(strpos($query_terms[0], "safe") !== false) {
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$switch = explode(":", $query_terms[0]);
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if(!is_numeric($switch[1])) {
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$safe = ($switch[1] == "on") ? "2" : "0";
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$this->query = implode(" ", array_slice($query_terms, 1));
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}
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}
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// q = query
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// safe = Safe search (Default 1) 0 = off (may include nsfw/illegal content), 1 = moderate, 2 = on/strict
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// lr = Language (lang_XX, optional)
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// tbm = Category search (app, bks (books), isch (images), vid, nws (News), shop, pts (Patents))
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// pws = Personal search results on|off (Default 0, off)
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// num = Number of results per page (number, multiple on 10 usually)
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// start = Start position in search (Kind of like pages) (number, multiple on 10|15 usually)
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$args = array("q" => $this->query, "safe" => $safe, "lr" => (!is_null($lang)) ? $lang : '', "tbm" => (!is_null($cat)) ? $cat : '', "pws" => 0, "num" => 20, "start" => 0);
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$url = "https://www.google.com/search?".http_build_query($args);
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unset($query_terms, $switch, $args, $cat, $lang, $safe);
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return $url;
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}
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public function parse_results($response) {
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$results = array();
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$xpath = get_xpath($response);
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if(!$xpath) return $results;
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$didyoumean = $xpath->query(".//a[@class='gL9Hy']")[0];
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if(!is_null($didyoumean)) {
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array_push($results, array("did_you_mean" => $didyoumean->textContent));
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}
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$search_specific = $xpath->query(".//a[@class='spell_orig']")[0];
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if(!is_null($search_specific)) {
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array_push($results, array("search_specific" => $search_specific->textContent));
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}
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foreach($xpath->query("//div[@id='search']//div[contains(@class, 'g')]") as $result) {
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$url = $xpath->evaluate(".//div[@class='yuRUbf']//a/@href", $result)[0];
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if($url == null) continue;
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if(!empty($results)) { // filter duplicate urls/results
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$result_urls = array_column($results, "url");
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if(in_array($url->textContent, $result_urls) OR in_array(get_base_url($url->textContent), $result_urls)) continue;
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}
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$title = $xpath->evaluate(".//h3", $result)[0];
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if($title == null) continue;
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$description = $xpath->evaluate(".//div[contains(@class, 'VwiC3b')]", $result)[0];
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array_push($results, array (
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"title" => htmlspecialchars($title->textContent),
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"url" => htmlspecialchars($url->textContent),
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"description" => $description == null ? 'No description was provided for this site.' : htmlspecialchars($description->textContent)
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));
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}
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return $results;
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}
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}
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?>
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