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<?php
# Copyright (C) 2010 Tobias Leupold <tobias.leupold@web.de>
#
# This file is part of the b8 package
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation in version 2.1 of the License.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
# License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
echo <<<END
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
<head>
<title>b8 Berkeley DB setup</title>
<meta http-equiv="content-type" content="text/html; charset=UTF-8" />
<meta name="dc.creator" content="Tobias Leupold" />
<meta name="dc.rights" content="Copyright (c) by Tobias Leupold" />
</head>
<body>
<div>
<h1>b8 Berkeley DB setup</h1>
END;
$failed = FALSE;
if(isset($_POST['handler'])) {
$dbfile = $_POST['dbfile'];
$dbfile_directory = $_SERVER['DOCUMENT_ROOT'] . dirname($_SERVER['PHP_SELF']);
echo "<h2>Creating database</h2>\n\n";
echo "<p>\n";
echo "Checking database file name … ";
if($dbfile == "") {
echo "<span style=\"color:red;\">Please provide the name of the database file!</span><br />\n";
$failed = TRUE;
}
else
echo "$dbfile<br />\n";
if(!$failed) {
echo "Touching/Creating " . htmlentities($dbfile) . " … ";
if(touch($dbfile) === FALSE) {
echo "<span style=\"color:red;\">Failed to touch the database file. Please check the given filename and/or fix the permissions of $dbfile_directory.</span><br />\n";
$failed = TRUE;
}
else
echo "done<br />\n";
}
if(!$failed) {
echo "Setting file permissions to 0666 &hellip ";
if(chmod($dbfile, 0666) === FALSE) {
echo "<span style=\"color:red;\">Failed to change the permissions of $dbfile_directory/$dbfile. Please adjust them manually.</span><br />\n";
$failed = TRUE;
}
else
echo "done<br />\n";
}
if(!$failed) {
echo "Checking if the given file is empty &hellip ";
if(filesize($dbfile) > 0) {
echo "<span style=\"color:red;\">$dbfile_directory/$dbfile is not empty. Can't create a new database. Please delete/empty this file or give another filename.</span><br />\n";
$failed = TRUE;
}
else
echo "it is<br />\n";
}
if(!$failed) {
echo "Connecting to $dbfile … ";
$db = dba_open($dbfile, "c", $_POST['handler']);
if($db === FALSE) {
echo "<span style=\"color:red;\">Could not connect to the database!</span><br />\n";
$failed = TRUE;
}
else
echo "done<br />\n";
}
if(!$failed) {
echo "Storing necessary internal variables &hellip ";
$internals = array(
"bayes*dbversion" => "2",
"bayes*texts.ham" => "0",
"bayes*texts.spam" => "0"
);
foreach($internals as $key => $value) {
if(dba_insert($key, $value, $db) === FALSE) {
echo "<span style=\"color:red;\">Failed to insert data!</span><br />\n";
$failed = TRUE;
break;
}
}
if(!$failed)
echo "done<br />\n";
}
if(!$failed) {
echo "Trying to read data from the database &hellip ";
$dbversion = dba_fetch("bayes*dbversion", $db);
if($dbversion != "2") {
echo "<span style=\"color:red;\">Failed to read data!</span><br />\n";
$failed = TRUE;
}
else
echo "success<br />\n";
}
if(!$failed) {
dba_close($db);
echo "</p>\n\n";
echo "<p style=\"color:green;\">Successfully created a new b8 database!</p>\n\n";
echo "<table>\n";
echo "<tr><td>Filename:</td><td>$dbfile_directory/$dbfile</td></tr>\n";
echo "<tr><td>DBA handler:</td><td>{$_POST['handler']}</td><tr>\n";
echo "</table>\n\n";
echo "<p>Move this file to it's destination directory (default: the base directory of b8) to use it with b8. Be sure to use the right DBA handler in b8's configuration.";
}
echo "</p>\n\n";
}
if($failed === TRUE or !isset($_POST['handler'])) {
echo <<<END
<form action="{$_SERVER['PHP_SELF']}" method="post">
<h2>DBA Handler</h2>
<p>
The following table shows all available DBA handlers. Please choose the "Berkeley DB" one.
</p>
<table>
<tr><td></td><td><b>Handler</b></td><td><b>Description</b></td></tr>
END;
foreach(dba_handlers(TRUE) as $name => $version) {
$checked = "";
if(!isset($_POST['handler'])) {
if(strpos($version, "Berkeley") !== FALSE )
$checked = " checked=\"checked\"";
}
else {
if($_POST['handler'] == $name)
$checked = " checked=\"checked\"";
}
echo "<tr><td><input type=\"radio\" name=\"handler\" value=\"$name\"$checked /></td><td>$name</td><td>$version</td></tr>\n";
}
echo <<<END
</table>
<h2>Database file</h2>
<p>
Please the name of the desired database file. It will be created in the directory where this script is located.
</p>
<p>
<input type="text" name="dbfile" value="wordlist.db" />
</p>
<p>
<input type="submit" value="Create the database" />
</p>
</form>
END;
}
?>
</div>
</body>
</html>
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