mirror of https://github.com/BOINC/boinc.git
76 lines
2.7 KiB
PHP
76 lines
2.7 KiB
PHP
<?php
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// This file is part of BOINC.
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// http://boinc.berkeley.edu
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// Copyright (C) 2008 University of California
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//
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// BOINC is free software; you can redistribute it and/or modify it
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// under the terms of the GNU Lesser General Public License
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// as published by the Free Software Foundation,
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// either version 3 of the License, or (at your option) any later version.
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//
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// BOINC 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.
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// See the GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with BOINC. If not, see <http://www.gnu.org/licenses/>.
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function akismet_check($user, $post) {
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$config = get_config();
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$key = parse_config($config, "<akismet_key>");
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if (!$key) {
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return true;
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}
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$master_url = parse_config($config, "<master_url>");
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$master_url = urlencode($master_url);
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$response = akismet_request("key=$key&blog=$master_url", "rest.akismet.com", "/1.1/verify-key");
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if ("valid" == $response[1] ) {
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$post = urlencode($post);
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$ip = urlencode($_SERVER['REMOTE_ADDR']);
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$referrer = urlencode($_SERVER['HTTP_REFERER']);
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$author = urlencode($user->name);
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$useragent = urlencode($_SERVER['HTTP_USER_AGENT']);
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$request = "blog=$master_url";
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$request .= "&user_ip=$ip";
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$request .= "&user_agent=$useragent";
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$request .= "&referrer=$referrer";
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$request .= "&comment_author=$author";
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$request .= "&comment_content=$post";
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$response = akismet_request($request, "$key.rest.akismet.com", "/1.1/comment-check");
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if ("true" == $response[1]) { // Akismet says it's spam
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return false;
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} else {
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return true;
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}
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} else {
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return true; // invalid key
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}
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}
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function akismet_request($request, $host, $path, $port = 80) {
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$http_request = "POST $path HTTP/1.0\r\n";
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$http_request .= "Host: $host\r\n";
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$http_request .= "Content-Type: application/x-www-form-urlencoded; charset=utf-8\r\n";
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$http_request .= "Content-Length: " . strlen($request) . "\r\n";
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$http_request .= "User-Agent: BOINC | Akismet 1.1\r\n";
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$http_request .= "\r\n";
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$http_request .= $request;
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$response = '';
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if( false !== ( $fs = @fsockopen($host, $port, $errno, $errstr, 3) ) ) {
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fwrite($fs, $http_request);
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while ( !feof($fs) )
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$response .= fgets($fs, 1160); // One TCP-IP packet
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fclose($fs);
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$response = explode("\r\n\r\n", $response, 2);
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}
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return $response;
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}
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?>
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