forked from GNUsocial/gnu-social
350 lines
9.5 KiB
PHP
350 lines
9.5 KiB
PHP
<?php
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/**
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* StatusNet - the distributed open-source microblogging tool
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* Copyright (C) 2011, StatusNet, Inc.
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*
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* Installer class for domain-based multi-homing systems
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*
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* PHP version 5
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* @category DomainStatusNetwork
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2011 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
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* @link http://status.net/
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*/
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if (!defined('STATUSNET')) {
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// This check helps protect against security problems;
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// your code file can't be executed directly from the web.
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exit(1);
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}
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/**
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* Installer class for domain-based multi-homing systems
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*
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* @category DomainStatusNetwork
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2011 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
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* @link http://status.net/
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*/
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class DomainStatusNetworkInstaller extends Installer
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{
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protected $domain = null;
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protected $rootname = null;
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protected $sitedb = null;
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protected $rootpass = null;
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protected $nickname = null;
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protected $sn = null;
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public $verbose = false;
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function __construct($domain)
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{
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$this->domain = $domain;
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}
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/**
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* Go for it!
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* @return boolean success
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*/
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function main()
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{
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// We don't check prereqs. Check 'em before setting up a
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// multi-home system, kthxbi
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if ($this->prepare()) {
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return $this->handle();
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} else {
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$this->showHelp();
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return false;
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}
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}
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/**
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* Get our input parameters...
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* @return boolean success
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*/
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function prepare()
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{
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$config = $this->getConfig();
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$this->nickname = DomainStatusNetworkPlugin::nicknameForDomain($this->domain);
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// XXX make this configurable
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$this->sitename = sprintf('The %s Status Network', $this->domain);
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$this->server = $this->nickname.'.'.$config['WILDCARD'];
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$this->path = null;
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$this->fancy = true;
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$datanick = $this->databaseize($this->nickname);
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$this->host = $config['DBHOSTNAME'];
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$this->database = $datanick.$config['DBBASE'];
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$this->dbtype = 'mysql'; // XXX: support others... someday
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$this->username = $datanick.$config['USERBASE'];
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// Max size for MySQL
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if (strlen($this->username) > 16) {
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$this->username = sprintf('%s%08x', substr($this->username, 0, 8), crc32($this->username));
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}
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$pwgen = $config['PWDGEN'];
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$password = `$pwgen`;
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$this->password = trim($password);
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// For setting up the database
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$this->rootname = $config['ADMIN'];
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$this->rootpass = $config['ADMINPASS'];
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$this->sitehost = $config['DBHOST'];
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$this->sitedb = $config['SITEDB'];
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$tagstr = $config['TAGS'];
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if (!empty($tagstr)) {
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$this->tags = preg_split('/[\s,]+/', $tagstr);
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} else {
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$this->tags = array();
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}
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// Explicitly empty
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$this->adminNick = null;
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$this->adminPass = null;
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$this->adminEmail = null;
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$this->adminUpdates = null;
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/** Should we skip writing the configuration file? */
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$this->skipConfig = true;
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if (!$this->validateDb()) {
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return false;
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}
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return true;
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}
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function handle()
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{
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return $this->doInstall();
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}
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function setupDatabase()
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{
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$this->updateStatus('Creating database...');
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$this->createDatabase();
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parent::setupDatabase();
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$this->updateStatus('Creating file directories...');
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$this->createDirectories();
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$this->updateStatus('Saving status network...');
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$this->saveStatusNetwork();
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$this->updateStatus('Checking schema for plugins...');
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$this->checkSchema();
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}
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function saveStatusNetwork()
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{
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Status_network::setupDB($this->sitehost,
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$this->rootname,
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$this->rootpass,
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$this->sitedb, array());
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$sn = new Status_network();
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$sn->nickname = $this->nickname;
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$sn->dbhost = $this->host;
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$sn->dbuser = $this->username;
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$sn->dbpass = $this->password;
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$sn->dbname = $this->database;
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$sn->sitename = $this->sitename;
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$result = $sn->insert();
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if (!$result) {
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throw new ServerException("Could not create status_network: " . print_r($sn, true));
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}
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// Re-fetch; stupid auto-increment integer isn't working
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$sn = Status_network::staticGet('nickname', $sn->nickname);
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if (empty($sn)) {
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throw new ServerException("Created {$this->nickname} status_network and could not find it again.");
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}
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// Set default tags
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$tags = $this->tags;
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// Add domain tag
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$tags[] = 'domain='.$this->domain;
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$sn->setTags($tags);
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$this->sn = $sn;
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}
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function checkSchema()
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{
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$config = $this->getConfig();
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Status_network::$wildcard = $config['WILDCARD'];
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StatusNet::switchSite($this->nickname);
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// We need to initialize the schema_version stuff to make later setup easier
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$schema = array();
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require INSTALLDIR.'/db/core.php';
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$tableDefs = $schema;
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$schema = Schema::get();
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$schemaUpdater = new SchemaUpdater($schema);
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foreach ($tableDefs as $table => $def) {
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$schemaUpdater->register($table, $def);
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}
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$schemaUpdater->checkSchema();
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Event::handle('CheckSchema');
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}
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function getStatusNetwork()
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{
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return $this->sn;
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}
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function createDirectories()
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{
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$config = $this->getConfig();
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foreach (array('AVATARBASE', 'BACKGROUNDBASE', 'FILEBASE') as $key) {
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$base = $config[$key];
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$dirname = $base.'/'.$this->nickname;
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// Make sure our bits are set
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$mask = umask(0);
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mkdir($dirname, 0770, true);
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umask($mask);
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// If you set the setuid bit on your base dirs this should be
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// unnecessary, but just in case. You must be root for this
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// to work.
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if (array_key_exists('WEBUSER', $config)) {
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chown($dirname, $config['WEBUSER']);
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}
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if (array_key_exists('WEBGROUP', $config)) {
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chgrp($dirname, $config['WEBGROUP']);
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}
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}
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}
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function createDatabase()
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{
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// Create the New DB
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$res = mysql_connect($this->host, $this->rootname, $this->rootpass);
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if (!$res) {
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throw new ServerException("Cannot connect to {$this->host} as {$this->rootname}.");
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}
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mysql_query("CREATE DATABASE ". mysql_real_escape_string($this->database), $res);
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$return = mysql_select_db($this->database, $res);
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if (!$return) {
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throw new ServerException("Unable to connect to {$this->database} on {$this->host}.");
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}
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foreach (array('localhost', '%') as $src) {
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mysql_query("GRANT ALL ON " .
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mysql_real_escape_string($this->database).".* TO '" .
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$this->username . "'@'".$src."' ".
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"IDENTIFIED BY '".$this->password."'", $res);
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}
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mysql_close($res);
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}
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function getConfig()
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{
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static $config;
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$cfg_file = "/etc/statusnet/setup.cfg";
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if (empty($config)) {
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$result = parse_ini_file($cfg_file);
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$config = array();
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foreach ($result as $key => $value) {
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$key = str_replace('export ', '', $key);
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$config[$key] = $value;
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}
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}
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return $config;
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}
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function showHelp()
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{
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}
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function warning($message, $submessage='')
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{
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print $this->html2text($message) . "\n";
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if ($submessage != '') {
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print " " . $this->html2text($submessage) . "\n";
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}
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print "\n";
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}
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function updateStatus($status, $error=false)
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{
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if ($this->verbose || $error) {
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if ($error) {
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print "ERROR: ";
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}
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print $this->html2text($status);
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print "\n";
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}
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}
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private function html2text($html)
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{
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// break out any links for text legibility
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$breakout = preg_replace('/<a[^>+]\bhref="(.*)"[^>]*>(.*)<\/a>/',
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'\2 <\1>',
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$html);
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return html_entity_decode(strip_tags($breakout), ENT_QUOTES, 'UTF-8');
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}
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function databaseize($nickname)
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{
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$nickname = str_replace('-', '_', $nickname);
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return $nickname;
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}
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}
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