<?php
# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
#
# The contents of this file are subject to the Mozilla Public License Version
# 1.1 (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
# for the specific language governing rights and limitations under the
# License.
#
# The Original Code is Weave Minimal Server
#
# The Initial Developer of the Original Code is
# Stefan Fischer
# Portions created by the Initial Developer are Copyright (C) 2012
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
# Daniel Triendl <daniel@pew.cc>
# balu
#
# Alternatively, the contents of this file may be used under the terms of
# either the GNU General Public License Version 2 or later (the "GPL"), or
# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
# in which case the provisions of the GPL or the LGPL are applicable instead
# of those above. If you wish to allow use of your version of this file only
# under the terms of either the GPL or the LGPL, and not to allow others to
# use your version of this file under the terms of the MPL, indicate your
# decision by deleting the provisions above and replace them with the notice
# and other provisions required by the GPL or the LGPL. If you do not delete
# the provisions above, a recipient may use your version of this file under
# the terms of any one of the MPL, the GPL or the LGPL.
#
# ***** END LICENSE BLOCK *****
// --------------------------------------------
// variables start
// --------------------------------------------
$action = null;
$dbType = null;
$dbUser = null;
$dbName = null;
$dbPass = null;
$dbHost = null;
// --------------------------------------------
// variables end
// --------------------------------------------
// --------------------------------------------
// post handling start
// --------------------------------------------
if ( isset( $_POST['action'] ) ) {
$action = check_input($_POST['action']);
}
if ( isset( $_POST['dbType'] ) ) {
$dbType = check_input($_POST['dbType']);
}
if ( isset( $_POST['dbhost'] ) ) {
$dbHost = check_input($_POST['dbhost']);
}
if ( isset( $_POST['dbname'] ) ) {
$dbName = check_input($_POST['dbname']);
}
if ( isset( $_POST['dbuser'] ) ) {
$dbUser = check_input($_POST['dbuser']);
}
if ( isset( $_POST['dbpass'] ) ) {
$dbPass = check_input($_POST['dbpass']);
}
// --------------------------------------------
// post handling end
// --------------------------------------------
// --------------------------------------------
// functions start
// --------------------------------------------
/*
ensure that the input is not total waste
*/
function check_input( $data ) {
$data = trim($data);
$data = stripslashes($data);
$data = htmlspecialchars($data);
return $data;
}
/*
create the config file with the database type
and the given connection credentials
*/
function write_config_file($dbt, $dbh, $dbn, $dbu, $dbp, $fsRoot) {
// construct the name of config file
//
$path = explode('/', $_SERVER['SCRIPT_FILENAME']);
array_pop($path);
array_push($path, 'settings.php');
$cfg_file_name = implode('/', $path);
if ( file_exists($cfg_file_name) && filesize( $cfg_file_name ) > 0 ) {
echo "<hr>The config file $cfg_file_name is already present</hr>";
return;
}
echo "Creating cfg file: " . $cfg_file_name;
// now build the content of the config file
//
$cfg_content = "<?php\n\n";
$cfg_content .= " // you can disable registration to the firefox sync server here,\n";
$cfg_content .= " // by setting ENABLE_REGISTER to false\n";
$cfg_content .= " // \n";
$cfg_content .= " define(\"ENABLE_REGISTER\", true);\n\n";
$cfg_content .= " // firefox sync server url, this should end with a /\n";
$cfg_content .= " // e.g. https://YourDomain.de/Folder_und_ggf_/index.php/\n";
$cfg_content .= " // \n";
$cfg_content .= " define(\"FSYNCMS_ROOT\", \"$fsRoot\");\n\n";
$cfg_content .= " // Database connection credentials\n";
$cfg_content .= " // \n";
$cfg_content .= " define(\"SQLITE_FILE\", \"weave_db\");\n";
if ( $dbt != "mysql" ) {
$cfg_content .= " define(\"MYSQL_ENABLE\", false);\n";
$cfg_content .= " define(\"MYSQL_HOST\", \"localhost\");\n";
$cfg_content .= " define(\"MYSQL_DB\", \"fsync\");\n";
$cfg_content .= " define(\"MYSQL_USER\", \"fsyncUserName\");\n";
$cfg_content .= " define(\"MYSQL_PASSWORD\", \"fsyncUserPassword\");\n";
} else {
$cfg_content .= " define(\"MYSQL_ENABLE\", true);\n";
$cfg_content .= " define(\"MYSQL_HOST\", \"$dbh\");\n";
$cfg_content .= " define(\"MYSQL_DB\", \"$dbn\");\n";
$cfg_content .= " define(\"MYSQL_USER\", \"$dbu\");\n";
$cfg_content .= " define(\"MYSQL_PASSWORD\", \"$dbp\");\n";
}
$cfg_content .= "\n";
$cfg_content .= " // Use bcrypt instead of MD5 for password hashing\n";
$cfg_content .= " define(\"BCRYPT\", true);\n";
$cfg_content .= " define(\"BCRYPT_ROUNDS\", 12);\n";
$cfg_content .= "\n?>\n";
// now write everything
//
$cfg_file = fopen($cfg_file_name, "a");
fputs($cfg_file, "$cfg_content");
fclose($cfg_file);
}
/*
print the html header for the form
*/
function print_header( $title ) {
if ( ! isset( $title ) ) {
$title = "";
}
print '<html><header><title>' . $title . '</title><body>
<h1>Setup FSyncMS</h1>
<form action="setup.php" method="post">';
}
/*
print the html footer
*/
function print_footer() {
print '</form></body></html>';
}
/*
print the html for for the mysql connection credentials
*/
function print_mysql_connection_form() {
print_header("MySQL database connection setup");
print 'MySQL database connection setup
<table>
<tr>
<td>Host</td>
<td><input type="text" name="dbhost" /></td>
</tr>
<tr>
<td>Instance name</td>
<td><input type="text" name="dbname" /></td>
</tr>
<tr>
<td>Username</td>
<td><input type="text" name="dbuser" /></td>
</tr>
<tr>
<td>Password</td>
<td><input type="password" name="dbpass" /></td>
</tr>
</table>
<input type="hidden" name="action" value="step2">
<input type="hidden" name="dbType" value="mysql">
<p><input type="submit" value="OK"></p>';
print_footer();
}
// --------------------------------------------
// functions end
// --------------------------------------------
// check if we have no configuration at the moment
//
if ( file_exists("settings.php") && filesize( "settings.php" ) > 0 ) {
echo "<hr><h2>The setup looks like it's completed, please delete settings.php</h2><hr>";
exit;
}
// inital page - select the database type
//
if ( ! $action ) {
// first check if we have pdo installed (untested)
//
if ( ! extension_loaded('PDO') ) {
print "ERROR - PDO is missing in the php installation!";
exit();
}
$validPdoDriver = 0;
print_header("Setup FSyncMS - DB Selection");
print 'Which database type should be used?<br>';
if ( extension_loaded('pdo_mysql') ) {
print '<input type="radio" name="dbType" value="mysql" /> MySQL <br>';
$validPdoDriver++;
} else {
print 'MySQL not possible (Driver missing) <br>';
}
if ( extension_loaded('pdo_sqlite') ) {
print '<input type="radio" name="dbType" value="sqlite" checked="checked" /> SQLite ';
$validPdoDriver++;
} else {
print 'SQLite not possible (Driver missing) <br>';
}
if ( $validPdoDriver < 1 ) {
print '<hr> No valid pdo driver found! Please install a valid pdo driver first <hr>';
} else {
print '<input type="hidden" name="action" value="step1">
<p><input type="submit" value="OK" /></p>';
}
// ensure we bail out at this point ;)
exit();
};
// step 2 (connection data) below
//
if ( $action == "step1" ) {
// now check if the database is in place
//
print_header("Setup FSyncMS - DB Setup: $dbType!");
switch ( $dbType ) {
case "sqlite":
$action = "step2";
break;
case "mysql":
print_mysql_connection_form();
break;
default:
print "ERROR - This type of database ($dbType) is not valid at the moment!";
exit();
break;
}
}
// now generate the database
//
if ( $action == "step2" ) {
$dbInstalled = false;
$dbHandle = null;
try {
if ( $dbType == "sqlite" ) {
$path = explode('/', $_SERVER['SCRIPT_FILENAME']);
$db_name = 'weave_db';
array_pop($path);
array_push($path, $db_name);
$db_name = implode('/', $path);
if ( file_exists($db_name) && filesize( $db_name ) > 0 ) {
$dbInstalled = true;
} else {
echo("Creating sqlite weave storage: ". $db_name ."<br>");
$dbHandle = new PDO('sqlite:' . $db_name);
$dbHandle->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
}
} else if ( $dbType == "mysql" ) {
$dbHandle = new PDO("mysql:host=". $dbHost .";dbname=". $dbName, $dbUser, $dbPass);
$select_stmt = "show tables like 'wbo'";
$sth = $dbHandle->prepare($select_stmt);
$sth->execute();
$count = $sth->rowCount();
if ( $count > 0 ) {
$dbInstalled = true;
}
};
} catch ( PDOException $exception ) {
echo("database unavailable " . $exception->getMessage());
throw new Exception("Database unavailable " . $exception->getMessage() , 503);
}
if ( $dbInstalled ) {
echo "DB is already installed!<br>";
} else {
echo "Now going to install the new database! Type is: $dbType<br>";
try {
$create_statement = " create table wbo ( username varchar(100), id varchar(65), collection varchar(100),
parentid varchar(65), predecessorid int, modified real, sortindex int,
payload text, payload_size int, ttl int, primary key (username,collection,id))";
$create_statement2 = " create table users ( username varchar(255), md5 varchar(124), primary key (username)) ";
$index1 = 'create index parentindex on wbo (username, parentid)';
$index2 = 'create index predecessorindex on wbo (username, predecessorid)';
$index3 = 'create index modifiedindex on wbo (username, collection, modified)';
$sth = $dbHandle->prepare($create_statement);
$sth->execute();
$sth = $dbHandle->prepare($create_statement2);
$sth->execute();
$sth = $dbHandle->prepare($index1);
$sth->execute();
$sth = $dbHandle->prepare($index2);
$sth->execute();
$sth = $dbHandle->prepare($index3);
$sth->execute();
echo "Database created <br>";
} catch( PDOException $exception ) {
throw new Exception("Database unavailable", 503);
}
}
//guessing fsroot
// get the FSYNC_ROOT url
//
$fsRoot ="https://";
if ( ! isset($_SERVER['HTTPS']) ) {
$fsRoot = "http://";
}
$fsRoot .= $_SERVER['SERVER_NAME'] . dirname($_SERVER['SCRIPT_NAME']) . "/";
if( strpos( $_SERVER['REQUEST_URI'], 'index.php') !== 0 ) {
$fsRoot .= "index.php/";
}
// write settings.php, if not possible, display the needed contant
//
write_config_file($dbType, $dbHost, $dbName, $dbUser, $dbPass, $fsRoot);
echo "<hr><hr> Finished the setup, please delete setup.php and go on with the FFSync<hr><hr>";
echo <<<EOT
<hr><hr>
<h4>This script has guessed the Address of your installation, this might not be accurate,<br/>
Please check if this script can be reached by <a href="$fsRoot">$fsRoot</a> .<br/>
If thats not the case you have to ajust the settings.php<br />
</h4>
EOT;
}
?>