Subversion Repositories uuid_mac_utils

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2 daniel-mar 1 
<?php
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26 daniel-mar 3 
/*
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 * UUID interpreter for PHP
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 * Copyright 2017 - 2024 Daniel Marschall, ViaThinkSoft
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 * Version 2024-03-09
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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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2 daniel-mar 21 
$uuid = isset($_GET['uuid']) ? trim($_GET['uuid']) : 'CREATE';
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$version = $_REQUEST['version'] ?? null;
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$hash_sqlserver_version = null;
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$hash_algo = null;
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if (!is_null($version)) {
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        if (preg_match('@^(8)_sqlserver_v(.+)$@', $version, $m)) {
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                $version = $m[1];
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                $hash_sqlserver_version = $m[2];
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        } else if (preg_match('@^(8)_namebased_(.+)$@', $version, $m)) {
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                $version = $m[1];
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                $hash_algo = $m[2];
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        }
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}
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if (!is_numeric($version) || (strlen($version)!=1)) $version = 1; // default: Version 1 / time based
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if ($uuid == 'CREATE') {
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        $title = 'Generate a UUIDv'.$version;
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} else {
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        $title = 'Interprete a UUID';
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}
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?><html>
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<head>
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        <meta charset="iso-8859-1">
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        <link rel="stylesheet" type="text/css" href="style.css">
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        <title><?php echo htmlentities($title); ?></title>
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        <meta name=viewport content="width=device-width, initial-scale=1">
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</head>
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<body>
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<h1><?php echo htmlentities($title); ?></h1>
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<p><a href="index.php">Back</a></p>
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<?php
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if ($uuid != 'CREATE') {
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        echo '<form method="GET" action="interprete_uuid.php">';
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        echo '  UUID: <input style="font-family:Courier,Courier New,Serif;width:325px" type="text" name="uuid" value="'.htmlentities($uuid).'"> <input type="submit" value="Interprete">';
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        echo '</form>';
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} else if (($version!=3) && ($version!=5) && ($version!=8)) {
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        echo '<p><i>Reload the page to receive another UUID.</i></p>';
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}
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echo '<pre>';
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require_once __DIR__ . '/includes/uuid_utils.inc.php';
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try {
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        if ($uuid == 'CREATE') {
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                if ($version == '1') {
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                        $uuid = gen_uuid_timebased();
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                } else if ($version == '2') {
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                        $uuid = gen_uuid_dce(trim($_REQUEST['dce_domain']??''), trim($_REQUEST['dce_id']??''));
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                } else if ($version == '3') {
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                        $uuid = gen_uuid_md5_namebased(trim($_REQUEST['nb_ns']??''), trim($_REQUEST['nb_val']??''));
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                } else if ($version == '4') {
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                        $uuid = gen_uuid_random();
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                } else if ($version == '5') {
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                        $uuid = gen_uuid_sha1_namebased(trim($_REQUEST['nb_ns']??''), trim($_REQUEST['nb_val']??''));
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                } else if ($version == '6') {
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                        $uuid = gen_uuid_reordered();
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                } else if ($version == '7') {
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                        $uuid = gen_uuid_unix_epoch();
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                } else if ($version == '8') {
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                        if ($hash_sqlserver_version != null) {
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                                $uuid = gen_uuid_v8_sqlserver_sortable(intval($hash_sqlserver_version));
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                        } else if ($hash_algo != null) {
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                                $uuid = gen_uuid_v8_namebased($hash_algo, trim($_REQUEST['nb_ns']??''), trim($_REQUEST['nb_val']??''));
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                        } else {
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                                $uuid = gen_uuid_custom(trim($_REQUEST['block1']??'0'), trim($_REQUEST['block2']??'0'), trim($_REQUEST['block3']??'0'), trim($_REQUEST['block4']??'0'), trim($_REQUEST['block5']??'0'));
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                        }
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                } else {
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                        throw new Exception("Unexpected version number");
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                }
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        }
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        if (is_uuid_oid($uuid)) {
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                $uuid = oid_to_uuid($uuid);
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        }
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        if (!uuid_valid($uuid)) {
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                echo 'This is not a valid UUID.';
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        } else {
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                uuid_info($uuid);
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        }
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} catch (Exception $e) {
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    echo "Error: " . htmlentities($e->getMessage());
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}
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?></pre>
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<br>
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</body>
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</html>