зеркало из https://github.com/nextcloud/spreed.git
89 строки
2.5 KiB
PHP
89 строки
2.5 KiB
PHP
<?php
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declare(strict_types=1);
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/**
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* @copyright Copyright (c) 2019 Joas Schilling <coding@schilljs.com>
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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if (PHP_SAPI !== 'cli') {
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// Only allow access via the console
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exit;
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}
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if ($argc < 2) {
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echo 'Missing search term in call to wikipedia.php';
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return 1;
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}
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$searchTerm = $argv[1];
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if ($searchTerm === '--help') {
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echo '/wiki - A simple command to find wikipedia articles for a term' . "\n";
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echo "\n";
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echo 'Example: /wiki Nextcloud' . "\n";
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$searchTerm = 'Nextcloud';
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}
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$endpoint = 'https://en.wikipedia.org/w/api.php';
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$parameters = [
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'action' => 'opensearch',
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'format' => 'json',
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'formatversion' => 2,
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'search' => $searchTerm,
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];
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$content = file_get_contents($endpoint . '?' . http_build_query($parameters));
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$results = json_decode($content, true);
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[, $titles, $descriptions, $links] = $results;
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$numArticles = count($titles);
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if ($numArticles === 0) {
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echo 'Wikipedia did not have any results for "' . $searchTerm . '" :(' . "\n";
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return;
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}
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if ($numArticles !== count($descriptions) || $numArticles !== count($links)) {
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echo 'Result returned from wikipedia is maleformed';
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return 1;
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}
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$response = 'Wikipedia search results for "' . $searchTerm . '":' . "\n";
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$maxArticles = $numArticles > 7 ? 5 : $numArticles;
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$length = (int) ((800 - strlen($response)) / $maxArticles);
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foreach ($titles as $key => $title) {
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if ($key >= $maxArticles) {
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break;
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}
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$link = " - {$links[$key]}\n";
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$remainingLength = max(strlen($title),$length - strlen($link));
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if ($remainingLength < strlen("* $title - {$descriptions[$key]}")) {
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$response .= substr("* $title - {$descriptions[$key]}", 0, $remainingLength) . '…' . $link;
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} else {
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$response .= "* $title - {$descriptions[$key]}" . $link;
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}
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}
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if ($maxArticles < $numArticles) {
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$response .= '* and ' . ($numArticles - $maxArticles) ." more articles found\n";
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}
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echo ($response);
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