gnu-social/install.php

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<?php
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/**
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* 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/>.
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*
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* @category Installation
* @package Installation
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*
* @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>
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* @author Evan Prodromou <evan@status.net>
* @author Mikael Nordfeldth <mmn@hethane.se>
* @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/
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* @version 0.9.x
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* @link http://status.net
*/
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define('INSTALLDIR', dirname(__FILE__));
require INSTALLDIR . '/lib/installer.php';
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/**
* Helper class for building form
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*/
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]);
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} 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);
}
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}
return $val;
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}
}
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/**
* Web-based installer: provides a form and such.
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*/
class WebInstaller extends Installer
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{
/**
* the actual installation.
* If call libraries are present, then install
*
* @return void
*/
function main()
{
if (!$this->checkPrereqs()) {
$this->showForm();
return;
}
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if ($_SERVER['REQUEST_METHOD'] == 'POST') {
$this->handlePost();
} else {
$this->showForm();
}
}
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/**
* Web implementation of warning output
*/
function warning($message, $submessage='')
{
print "<p class=\"error\">$message</p>\n";
if ($submessage != '') {
print "<p>$submessage</p>\n";
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}
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}
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/**
* Web implementation of status output
*/
function updateStatus($status, $error=false)
{
echo '<li' . ($error ? ' class="error"': '' ) . ">$status</li>";
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}
/**
* 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";
}
}
$ssl = array('always'=>null, 'never'=>null);
if (!empty($_SERVER['HTTPS'])) {
$ssl['always'] = 'checked="checked"';
} else {
$ssl['never'] = 'checked="checked"';
}
echo<<<E_O_T
<form method="post" action="install.php" class="form_settings" id="form_install">
<fieldset>
<fieldset id="settings_site">
<legend>Site settings</legend>
<ul class="form_data">
<li>
<label for="sitename">Site name</label>
<input type="text" id="sitename" name="sitename" value="{$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>
<li>
<label for="ssl">Server SSL</label>
<input type="radio" name="ssl" id="ssl-always" value="always" {$ssl['always']} /> enable<br />
<input type="radio" name="ssl" id="ssl-never" value="never" {$ssl['never']} /> disable<br />
<p class="form_guide" id="ssl-form_guide">Enabling SSL (https://) requires extra webserver configuration and certificate generation not offered by this installation.</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="{$post->value('admin_nickname')}" />
<p class="form_guide">Nickname for the initial user (administrator)</p>
</li>
<li>
<label for="admin_password">Administrator password</label>
<input type="password" id="admin_password" name="admin_password" value="{$post->value('admin_password')}" />
<p class="form_guide">Password for the initial 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 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>
<fieldset id="settings_profile">
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<legend>Site profile</legend>
<ul class="form_data">
<li>
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<label for="site_profile">Type of site</label>
<select id="site_profile" name="site_profile">
<option value="private">Private</option>
<option value="community">Community</option>
<option value ="public">Public</option>
<option value ="singleuser">Single User</option>
</select>
<p class="form_guide">Initial access settings for your site</p>
</li>
</ul>
</fieldset>
<input type="submit" name="submit" class="submit" value="Submit" />
</fieldset>
</form>
E_O_T;
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}
/**
* 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) {
$this->doInstall();
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}
echo <<<STR
</ul>
</dd>
</dl>
STR;
if (!$this->validated) {
$this->showForm();
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}
}
/**
* Read and validate input data.
* May output side effects.
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*
* @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 = $post->string('admin_updates');
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$this->siteProfile = $post->string('site_profile');
$this->ssl = $post->string('ssl');
$this->server = $_SERVER['HTTP_HOST'];
$this->path = substr(dirname($_SERVER['PHP_SELF']), 1);
$fail = false;
if (!$this->validateDb()) {
$fail = true;
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}
if (!$this->validateAdmin()) {
$fail = true;
}
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if ($this->adminPass != $adminPass2) {
$this->updateStatus("Administrator passwords do not match. Did you mistype?", true);
$fail = true;
}
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if (!in_array($this->ssl, array('never', 'sometimes', 'always'))) {
$this->updateStatus("Bad value for server SSL enabling.");
$fail = true;
}
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if (!$this->validateSiteProfile()) {
$fail = true;
}
return !$fail;
}
}
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?>
<?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 GNU social</title>
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<link rel="shortcut icon" href="favicon.ico"/>
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<link rel="stylesheet" type="text/css" href="theme/base/css/display.css" media="screen, projection, tv"/>
<link rel="stylesheet" type="text/css" href="theme/neo/css/display.css" media="screen, projection, tv"/>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
<!--[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 lte IE 7]><link rel="stylesheet" type="text/css" theme/base/css/ie7.css" /><![endif]-->
<script src="js/extlib/jquery.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/neo/logo.png" alt="GNU social"/>
<span class="fn org">GNU social</span>
</a>
</address>
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<div id="site_nav_global_primary"></div>
</div>
<div id="core">
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<div id="aside_primary_wrapper">
<div id="content_wrapper">
<div id="site_nav_local_views_wrapper">
<div id="site_nav_local_views"></div>
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<div id="content">
<div id="content_inner">
<h1>Install GNU social</h1>
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<?php
$installer = new WebInstaller();
$installer->main();
?>
</div>
</div>
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<div id="aside_primary" class="aside"></div>
</div>
</div>
</div>
</div>
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<div id="footer"></div>
</div>
</body>
</html>