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<?php
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/*
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* copyget.inc
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*
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* part of pfSense (https://www.pfsense.org)
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* Copyright (c) 2004-2013 BSD Perimeter
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* Copyright (c) 2013-2016 Electric Sheep Fencing
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* Copyright (c) 2014-2020 Rubicon Communications, LLC (Netgate)
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* All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/*
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Provides the functionality required to fetch updated copyright information from Netgate
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*/
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require_once("guiconfig.inc");
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$copyrightfile = "{$g['cf_conf_path']}/copyright";
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$tmpfile = "{$g['cf_conf_path']}/copyright.tmp";
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$idfile = "/var/db/uniqueid";
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$FQDN = "https://ews.netgate.com/copyright";
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$refreshinterval = (24 * 3600); // 24 hours
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// Poll the Netgate server to obtain the JSON/HTML formatted support information
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// and write it to the JSON file
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function updatecopyright() {
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global $g, $copyrightfile, $tmpfile, $idfile, $FQDN;
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if (file_exists($idfile)) {
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if (function_exists('curl_version')) {
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$post = ['uid' => file_get_contents($idfile), 'language' => '0', 'edition' => 'community', 'version' => '1'];
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$url = $FQDN;
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$ch = curl_init();
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curl_setopt($ch, CURLOPT_HEADER, 0);
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curl_setopt($ch, CURLOPT_VERBOSE, 0);
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curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
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curl_setopt($ch, CURLOPT_USERAGENT, $g['product_name'] . '/' . $g['product_version']);
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curl_setopt($ch, CURLOPT_URL, $url);
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curl_setopt($ch, CURLOPT_POST, true);
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curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($post));
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curl_setopt($ch, CURLOPT_CONNECTTIMEOUT ,4);
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$response = curl_exec($ch);
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$status = curl_getinfo($ch, CURLINFO_HTTP_CODE);
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curl_close($ch);
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if ($status == 200) {
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// Save to a temporary file
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file_put_contents($tmpfile, $response);
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// If the file contents are not the same as the existing file, create the trigger to display the new copyright
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if (!file_exists($copyrightfile) || (md5_file($copyrightfile) != md5_file($tmpfile))) {
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touch("{$g['cf_conf_path']}/copynotice_display");
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}
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rename($tmpfile, $copyrightfile);
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}
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}
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}
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}
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// Retrieve the copyright data from Netgate.com if the support data file does not exist,
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// or if it is more than a day old
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if (!file_exists($copyrightfile) || ( time()-filemtime($copyrightfile) > $refreshinterval)) {
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updateCopyright();
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}
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