<?php

/**

 * StatusNet - the distributed open-source microblogging tool

 * Copyright (C) 2009-2010, StatusNet, Inc.

 *

 * This program is free software: you can redistribute it and/or modify

 * it under the terms of the GNU Affero General Public License as published by

 * the Free Software Foundation, either version 3 of the License, or

 * (at your option) any later version.

 *

 * 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 Affero General Public License for more details.

 *

 * You should have received a copy of the GNU Affero General Public License

 * along with this program.  If not, see <http://www.gnu.org/licenses/>.

 *

 * @category Installation

 * @package  Installation

 *

 * @author   Adrian Lang <mail@adrianlang.de>

 * @author   Brenda Wallace <shiny@cpan.org>

 * @author   Brett Taylor <brett@webfroot.co.nz>

 * @author   Brion Vibber <brion@pobox.com>

 * @author   CiaranG <ciaran@ciarang.com>

 * @author   Craig Andrews <candrews@integralblue.com>

 * @author   Eric Helgeson <helfire@Erics-MBP.local>

 * @author   Evan Prodromou <evan@status.net>

 * @author   Robin Millette <millette@controlyourself.ca>

 * @author   Sarven Capadisli <csarven@status.net>

 * @author   Tom Adams <tom@holizz.com>

 * @author   Zach Copley <zach@status.net>

 * @copyright 2009 Free Software Foundation, Inc http://www.fsf.org

 * @license  GNU Affero General Public License http://www.gnu.org/licenses/

 * @version  0.9.x

 * @link     http://status.net

 */

define('INSTALLDIR', dirname(__FILE__));

require INSTALLDIR . '/lib/installer.php';

/**

 * Helper class for building form

 */

class Posted {

    /**

     * HTML-friendly escaped string for the POST param of given name, or empty.

     * @param string $name

     * @return string

     */

    function value($name)

    {

        return htmlspecialchars($this->string($name));

    }

    /**

     * The given POST parameter value, forced to a string.

     * Missing value will give ''.

     *

     * @param string $name

     * @return string

     */

    function string($name)

    {

        return strval($this->raw($name));

    }

    /**

     * The given POST parameter value, in its original form.

     * Magic quotes are stripped, if provided.

     * Missing value will give null.

     *

     * @param string $name

     * @return mixed

     */

    function raw($name)

    {

        if (isset($_POST[$name])) {

            return $this->dequote($_POST[$name]);

        } else {

            return null;

        }

    }

    /**

     * If necessary, strip magic quotes from the given value.

     *

     * @param mixed $val

     * @return mixed

     */

    function dequote($val)

    {

        if (get_magic_quotes_gpc()) {

            if (is_string($val)) {

                return stripslashes($val);

            } else if (is_array($val)) {

                return array_map(array($this, 'dequote'), $val);

            }

        }

        return $val;

    }

}

/**

 * Web-based installer: provides a form and such.

 */

class WebInstaller extends Installer

{

    /**

     * the actual installation.

     * If call libraries are present, then install

     *

     * @return void

     */

    function main()

    {

        if (!$this->checkPrereqs()) {

            $this->showForm();

            return;

        }

        if ($_SERVER['REQUEST_METHOD'] == 'POST') {

            $this->handlePost();

        } else {

            $this->showForm();

        }

    }

    /**

     * Web implementation of warning output

     */

    function warning($message, $submessage='')

    {

        print "<p class=\"error\">$message</p>\n";

        if ($submessage != '') {

            print "<p>$submessage</p>\n";

        }

    }

    /**

     * Web implementation of status output

     */

    function updateStatus($status, $error=false)

    {

        echo '<li' . ($error ? ' class="error"': '' ) . ">$status</li>";

    }

    /**

     * Show the web form!

     */

    function showForm()

    {

        global $dbModules;

        $post = new Posted();

        $dbRadios = '';

        $dbtype = $post->raw('dbtype');

        foreach (self::$dbModules as $type => $info) {

            if ($this->checkExtension($info['check_module'])) {

                if ($dbtype == null || $dbtype == $type) {

                    $checked = 'checked="checked" ';

                    $dbtype = $type; // if we didn't have one checked, hit the first

                } else {

                    $checked = '';

                }

                $dbRadios .= "<input type=\"radio\" name=\"dbtype\" id=\"dbtype-$type\" value=\"$type\" $checked/> $info[name]<br />\n";

            }

        }

        echo<<<E_O_T

    <form method="post" action="install.php" class="form_settings" id="form_install">

        <fieldset>

            <fieldset id="settings_site">

                <legend>Site settings</legend>

                <ul class="form_data">

                    <li>

                        <label for="sitename">Site name</label>

                        <input type="text" id="sitename" name="sitename" value="{$post->value('sitename')}" />

                        <p class="form_guide">The name of your site</p>

                    </li>

                    <li>

                        <label for="fancy-enable">Fancy URLs</label>

                        <input type="radio" name="fancy" id="fancy-enable" value="enable" checked='checked' /> enable<br />

                        <input type="radio" name="fancy" id="fancy-disable" value="" /> disable<br />

                        <p class="form_guide" id='fancy-form_guide'>Enable fancy (pretty) URLs. Auto-detection failed, it depends on Javascript.</p>

                    </li>

                </ul>

            </fieldset>

            <fieldset id="settings_db">

                <legend>Database settings</legend>

                <ul class="form_data">

                    <li>

                        <label for="host">Hostname</label>

                        <input type="text" id="host" name="host" value="{$post->value('host')}" />

                        <p class="form_guide">Database hostname</p>

                    </li>

                    <li>

                        <label for="dbtype">Type</label>

                        $dbRadios

                        <p class="form_guide">Database type</p>

                    </li>

                    <li>

                        <label for="database">Name</label>

                        <input type="text" id="database" name="database" value="{$post->value('database')}" />

                        <p class="form_guide">Database name</p>

                    </li>

                    <li>

                        <label for="dbusername">DB username</label>

                        <input type="text" id="dbusername" name="dbusername" value="{$post->value('dbusername')}" />

                        <p class="form_guide">Database username</p>

                    </li>

                    <li>

                        <label for="dbpassword">DB password</label>

                        <input type="password" id="dbpassword" name="dbpassword" value="{$post->value('dbpassword')}" />

                        <p class="form_guide">Database password (optional)</p>

                    </li>

                </ul>

            </fieldset>

            <fieldset id="settings_admin">

                <legend>Administrator settings</legend>

                <ul class="form_data">

                    <li>

                        <label for="admin_nickname">Administrator nickname</label>

                        <input type="text" id="admin_nickname" name="admin_nickname" value="{$post->value('admin_nickname')}" />

                        <p class="form_guide">Nickname for the initial StatusNet user (administrator)</p>

                    </li>

                    <li>

                        <label for="admin_password">Administrator password</label>

                        <input type="password" id="admin_password" name="admin_password" value="{$post->value('admin_password')}" />

                        <p class="form_guide">Password for the initial StatusNet user (administrator)</p>

                    </li>

                    <li>

                        <label for="admin_password2">Confirm password</label>

                        <input type="password" id="admin_password2" name="admin_password2" value="{$post->value('admin_password2')}" />

                    </li>

                    <li>

                        <label for="admin_email">Administrator e-mail</label>

                        <input id="admin_email" name="admin_email" value="{$post->value('admin_email')}" />

                        <p class="form_guide">Optional email address for the initial StatusNet user (administrator)</p>

                    </li>

                    <li>

                        <label for="admin_updates">Subscribe to announcements</label>

                        <input type="checkbox" id="admin_updates" name="admin_updates" value="true" checked="checked" />

                        <p class="form_guide">Release and security feed from <a href="http://update.status.net/">update@status.net</a> (recommended)</p>

                    </li>

                </ul>

            </fieldset>

            <input type="submit" name="submit" class="submit" value="Submit" />

        </fieldset>

    </form>

E_O_T;

    }

    /**

     * Handle a POST submission... if we have valid input, start the install!

     * Otherwise shows the form along with any error messages.

     */

    function handlePost()

    {

        echo <<<STR

        <dl class="system_notice">

            <dt>Page notice</dt>

            <dd>

                <ul>

STR;

        $this->validated = $this->prepare();

        if ($this->validated) {

            $this->doInstall();

        }

        echo <<<STR

            </ul>

        </dd>

    </dl>

STR;

        if (!$this->validated) {

            $this->showForm();

        }

    }

    /**

     * Read and validate input data.

     * May output side effects.

     * 

     * @return boolean success

     */

    function prepare()

    {

        $post = new Posted();

        $this->host     = $post->string('host');

        $this->dbtype   = $post->string('dbtype');

        $this->database = $post->string('database');

        $this->username = $post->string('dbusername');

        $this->password = $post->string('dbpassword');

        $this->sitename = $post->string('sitename');

        $this->fancy    = (bool)$post->string('fancy');

        $this->adminNick    = strtolower($post->string('admin_nickname'));

        $this->adminPass    = $post->string('admin_password');

        $adminPass2         = $post->string('admin_password2');

        $this->adminEmail   = $post->string('admin_email');

        $this->adminUpdates = $post->string('admin_updates');

        $this->server = $_SERVER['HTTP_HOST'];

        $this->path = substr(dirname($_SERVER['PHP_SELF']), 1);

        $fail = false;

        if (!$this->validateDb()) {

            $fail = true;

        }

        if (!$this->validateAdmin()) {

            $fail = true;

        }

        if ($this->adminPass != $adminPass2) {

            $this->updateStatus("Administrator passwords do not match. Did you mistype?", true);

            $fail = true;

        }

        return !$fail;

    }

}

?>

<?php echo"<?"; ?> xml version="1.0" encoding="UTF-8" <?php echo "?>"; ?>

<!DOCTYPE html

PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"

       "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">

<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en_US" lang="en_US">

    <head>

        <title>Install StatusNet</title>

	<link rel="shortcut icon" href="favicon.ico"/>

        <link rel="stylesheet" type="text/css" href="theme/default/css/display.css" media="screen, projection, tv"/>

        <!--[if IE]><link rel="stylesheet" type="text/css" href="theme/base/css/ie.css" /><![endif]-->

        <!--[if lte IE 6]><link rel="stylesheet" type="text/css" theme/base/css/ie6.css" /><![endif]-->

        <!--[if IE]><link rel="stylesheet" type="text/css" href="theme/default/css/ie.css" /><![endif]-->

        <script src="js/jquery.min.js"></script>

        <script src="js/install.js"></script>

    </head>

    <body id="install">

        <div id="wrap">

            <div id="header">

                <address id="site_contact" class="vcard">

                    <a class="url home bookmark" href=".">

                        <img class="logo photo" src="theme/default/logo.png" alt="StatusNet"/>

                        <span class="fn org">StatusNet</span>

                    </a>

                </address>

            </div>

            <div id="core">

                <div id="content">

                     <div id="content_inner">

                        <h1>Install StatusNet</h1>

<?php 

$installer = new WebInstaller();

$installer->main();

?>

                   </div>

                </div>

            </div>

        </div>

    </body>

</html>