Fully end to end encrypted anonymous chat program. Server only stores public key lookup for users and the encrypted messages. No credentials are transfered to the server, but kept in local browser storage. This allows 100% safe chatting. https://safechat.ch
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<?php
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/*! @file
@id $Id$
@see @ref messagetable for the database schema
@page database Database
@section messagetable Message Table
<table>
<caption>Table: message</caption>
<tr><th>Colum Name</th><th>SQL Type</th><th>Description</th></tr>
<tr><td>id</td><td>int, primary key</td><td>Incrementing message id starting at 1.</td></tr>
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<tr><td>time</td><td>timestamp</td><td>Time when message has been stored in the database.</td></tr>
<tr><td>user</td><td>varchar(50), references \ref usertable "user (name)"</td><td>The sender's user name (pseudonym).</td></tr>
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<tr><td>msg</td><td>longtext</td><td>The encryped and armored message text.</td></tr>
</table>
*/
// 1 2 3 4 5 6 7 8
// 45678901234567890123456789012345678901234567890123456789012345678901234567890
require_once("opendb.php");
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try {
$db->query(file_get_contents("messagetable.sql"));
$db->query('set global max_allowed_packet=1000000000');
$db->query('set global net_buffer_length=1000000');
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} catch (Exception $e) {
error('database error on server');
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}
?>