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Use librex as fallback search engine

This commit is contained in:
davidovski 2023-08-07 14:54:25 +01:00
parent b0f449671d
commit eecaae4a03
3 changed files with 33 additions and 12 deletions
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4
config.php.example
View File

@ -20,8 +20,8 @@
"disable_hidden_service_search" => false,
// You can disable automatic redirection from your instance
"automatic_redirection" => true,
// Fallback to another librex instance if google search fails
"instance_fallback" => true,
/*
Preset privacy friendly frontends for users, these can be overwritten by users in the settings

14
engines/google/text.php
View File

@ -72,16 +72,10 @@
curl_multi_exec($mh, $running);
} while ($running);
if (curl_getinfo($google_ch)['http_code'] != '200') {
if ($automatic_redirection
&& $config->automatic_redirection) {
$instances_json = json_decode(file_get_contents("instances.json"), true);
$instances = array_map(fn($n) => $n['clearnet'], array_filter($instances_json['instances'], fn($n) => !is_null($n['clearnet'])));
header("Location: " . $instances[array_rand($instances)] . "search.php?q=$query");
die();
} else {
return $results;
}
if (curl_getinfo($google_ch)['http_code'] != '200')
{
require "engines/librex/text.php";
return get_librex_results($query, $page);
}

27
engines/librex/text.php Normal file
View File

@ -0,0 +1,27 @@
<?php
function get_librex_results($query, $page)
{
global $config;
if (!$config->instance_fallback)
{
return array();
}
$instances_json = json_decode(file_get_contents("instances.json"), true);
$instances = array_map(fn($n) => $n['clearnet'], array_filter($instances_json['instances'], fn($n) => !is_null($n['clearnet'])));
$instance = $instances[array_rand($instances)];
$query_encoded = urlencode($query);
// TODO add all the required options
$url = $instance . "api.php?q=$query_encoded&p=$page&t=0";
$librex_ch = curl_init($url);
curl_setopt_array($librex_ch, $config->curl_settings);
$response = curl_exec($librex_ch);
curl_close($librex_ch);
return array_values(json_decode($response, true));
}
?>