<?php
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/*
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+-----------------------------------------------------------------------+
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| rcube_install.php |
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| This file is part of the RoundCube Webmail package |
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| Copyright (C) 2008, RoundCube Dev. - Switzerland |
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| Licensed under the GNU Public License |
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+-----------------------------------------------------------------------+
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$Id: $
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*/
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/**
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* Class to control the installation process of the RoundCube Webmail package
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*
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* @category Install
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* @package RoundCube
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* @author Thomas Bruederli
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*/
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class rcube_install
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{
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var $step;
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var $failures = 0;
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var $defaults = array();
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/**
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* Constructor
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*/
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function rcube_install()
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{
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$this->step = intval($_REQUEST['_step']);
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$this->get_defaults();
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}
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/**
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* Read the default config file and store properties
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*/
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function get_defaults()
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{
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$suffix = is_readable('../config/main.inc.php.dist') ? '.dist' : '';
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include '../config/main.inc.php' . $suffix;
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if (is_array($rcmail_config)) {
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$this->defaults = $rcmail_config;
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}
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include '../config/db.inc.php'. $suffix;
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if (is_array($rcmail_config)) {
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$this->defaults += $rcmail_config;
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}
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}
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/**
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* Getter for a certain config property
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*
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* @param string Property name
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* @return string The property value
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*/
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function getprop($name)
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{
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$value = isset($_REQUEST["_$name"]) ? $_REQUEST["_$name"] : $this->defaults[$name];
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if ($name == 'des_key' && !isset($_REQUEST["_$name"]))
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$value = self::random_key(24);
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return $value;
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}
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/**
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* Take the default config file and replace the parameters
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* with the submitted form data
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*
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* @param string Which config file (either 'main' or 'db')
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* @return string The complete config file content
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*/
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function create_config($which)
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{
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$out = file_get_contents("../config/{$which}.inc.php.dist");
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if (!$out)
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return '[Warning: could not read the template file]';
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foreach ($this->defaults as $prop => $default) {
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$value = $_POST["_$prop"] ? $_POST["_$prop"] : $default;
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// skip this property
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if (!isset($_POST["_$prop"]) || $value == $default)
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continue;
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// convert some form data
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if ($prop == 'debug_level' && is_array($value)) {
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$val = 0;
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foreach ($value as $i => $dbgval)
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$val += intval($dbgval);
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$value = $val;
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}
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else if (is_bool($default))
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$value = is_numeric($value) ? (bool)$value : $value;
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// replace the matching line in config file
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$out = preg_replace(
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'/(\$rcmail_config\[\''.preg_quote($prop).'\'\])\s+=\s+(.+);/Uie',
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"'\\1 = ' . var_export(\$value, true) . ';'",
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$out);
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}
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return $out;
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}
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/**
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* Display OK status
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*
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* @param string Test name
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* @param string Confirm message
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*/
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function pass($name, $message = '')
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{
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echo Q($name) . ': <span class="success">OK</span>';
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$this->_showhint($message);
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}
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/**
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* Display an error status and increase failure count
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*
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* @param string Test name
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* @param string Error message
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* @param string URL for details
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*/
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function fail($name, $message = '', $url = '')
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{
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$this->failures++;
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echo Q($name) . ': <span class="fail">NOT OK</span>';
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$this->_showhint($message, $url);
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}
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/**
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* Display warning status
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*
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* @param string Test name
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* @param string Warning message
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* @param string URL for details
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*/
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function na($name, $message = '', $url = '')
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{
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echo Q($name) . ': <span class="na">NOT AVAILABLE</span>';
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$this->_showhint($message, $url);
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}
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function _showhint($message, $url = '')
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{
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$hint = Q($message);
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if ($url)
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$hint .= ($hint ? '; ' : '') . 'See <a href="' . Q($url) . '" target="_blank">' . Q($url) . '</a>';
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if ($hint)
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echo '<span class="indent">(' . $hint . ')</span>';
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}
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/**
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* Generarte a ramdom string to be used as encryption key
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*
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* @param int Key length
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* @return string The generated random string
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* @static
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*/
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function random_key($length)
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{
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$alpha = 'ABCDEFGHIJKLMNOPQERSTUVXYZabcdefghijklmnopqrtsuvwxyz0123456789+*%&?!$-_=';
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$out = '';
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for ($i=0; $i < $length; $i++)
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$out .= $alpha{rand(0, strlen($alpha)-1)};
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return $out;
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}
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}
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/**
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* Shortcut function for htmlentities()
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*
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* @param string String to quote
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* @return string The html-encoded string
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*/
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function Q($string)
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{
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return htmlentities($string);
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}
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