586 lines
21 KiB
PHP
586 lines
21 KiB
PHP
<?php
|
|
|
|
/**
|
|
* StatusNet - the distributed open-source microblogging tool
|
|
* Copyright (C) 2009, 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
|
|
*/
|
|
|
|
abstract class Installer
|
|
{
|
|
/** Web site info */
|
|
public $sitename, $server, $path, $fancy;
|
|
/** DB info */
|
|
public $host, $dbname, $dbtype, $username, $password, $db;
|
|
/** Administrator info */
|
|
public $adminNick, $adminPass, $adminEmail, $adminUpdates;
|
|
/** Should we skip writing the configuration file? */
|
|
public $skipConfig = false;
|
|
|
|
public static $dbModules = array(
|
|
'mysql' => array(
|
|
'name' => 'MySQL',
|
|
'check_module' => 'mysqli',
|
|
'installer' => 'mysql_db_installer',
|
|
),
|
|
'pgsql' => array(
|
|
'name' => 'PostgreSQL',
|
|
'check_module' => 'pgsql',
|
|
'installer' => 'pgsql_db_installer',
|
|
),
|
|
);
|
|
|
|
/**
|
|
* Attempt to include a PHP file and report if it worked, while
|
|
* suppressing the annoying warning messages on failure.
|
|
*/
|
|
private function haveIncludeFile($filename) {
|
|
$old = error_reporting(error_reporting() & ~E_WARNING);
|
|
$ok = include_once($filename);
|
|
error_reporting($old);
|
|
return $ok;
|
|
}
|
|
|
|
/**
|
|
* Check if all is ready for installation
|
|
*
|
|
* @return void
|
|
*/
|
|
function checkPrereqs()
|
|
{
|
|
$pass = true;
|
|
|
|
$config = INSTALLDIR.'/config.php';
|
|
if (file_exists($config)) {
|
|
if (!is_writable($config) || filesize($config) > 0) {
|
|
$this->warning('Config file "config.php" already exists.');
|
|
$pass = false;
|
|
}
|
|
}
|
|
|
|
if (version_compare(PHP_VERSION, '5.2.3', '<')) {
|
|
$errors[] = 'Require PHP version 5.2.3 or greater.';
|
|
$pass = false;
|
|
}
|
|
|
|
// Look for known library bugs
|
|
$str = "abcdefghijklmnopqrstuvwxyz";
|
|
$replaced = preg_replace('/[\p{Cc}\p{Cs}]/u', '*', $str);
|
|
if ($str != $replaced) {
|
|
$this->warning('PHP is linked to a version of the PCRE library ' .
|
|
'that does not support Unicode properties. ' .
|
|
'If you are running Red Hat Enterprise Linux / ' .
|
|
'CentOS 5.4 or earlier, see <a href="' .
|
|
'http://status.net/wiki/Red_Hat_Enterprise_Linux#PCRE_library' .
|
|
'">our documentation page</a> on fixing this.');
|
|
$pass = false;
|
|
}
|
|
|
|
$reqs = array('gd', 'curl',
|
|
'xmlwriter', 'mbstring', 'xml', 'dom', 'simplexml');
|
|
|
|
foreach ($reqs as $req) {
|
|
if (!$this->checkExtension($req)) {
|
|
$this->warning(sprintf('Cannot load required extension: <code>%s</code>', $req));
|
|
$pass = false;
|
|
}
|
|
}
|
|
|
|
// Make sure we have at least one database module available
|
|
$missingExtensions = array();
|
|
foreach (self::$dbModules as $type => $info) {
|
|
if (!$this->checkExtension($info['check_module'])) {
|
|
$missingExtensions[] = $info['check_module'];
|
|
}
|
|
}
|
|
|
|
if (count($missingExtensions) == count(self::$dbModules)) {
|
|
$req = implode(', ', $missingExtensions);
|
|
$this->warning(sprintf('Cannot find a database extension. You need at least one of %s.', $req));
|
|
$pass = false;
|
|
}
|
|
|
|
// @fixme this check seems to be insufficient with Windows ACLs
|
|
if (!is_writable(INSTALLDIR)) {
|
|
$this->warning(sprintf('Cannot write config file to: <code>%s</code></p>', INSTALLDIR),
|
|
sprintf('On your server, try this command: <code>chmod a+w %s</code>', INSTALLDIR));
|
|
$pass = false;
|
|
}
|
|
|
|
// Check the subdirs used for file uploads
|
|
$fileSubdirs = array('avatar', 'background', 'file');
|
|
foreach ($fileSubdirs as $fileSubdir) {
|
|
$fileFullPath = INSTALLDIR."/$fileSubdir/";
|
|
if (!is_writable($fileFullPath)) {
|
|
$this->warning(sprintf('Cannot write to %s directory: <code>%s</code>', $fileSubdir, $fileFullPath),
|
|
sprintf('On your server, try this command: <code>chmod a+w %s</code>', $fileFullPath));
|
|
$pass = false;
|
|
}
|
|
}
|
|
|
|
return $pass;
|
|
}
|
|
|
|
/**
|
|
* Checks if a php extension is both installed and loaded
|
|
*
|
|
* @param string $name of extension to check
|
|
*
|
|
* @return boolean whether extension is installed and loaded
|
|
*/
|
|
function checkExtension($name)
|
|
{
|
|
if (extension_loaded($name)) {
|
|
return true;
|
|
} elseif (function_exists('dl') && ini_get('enable_dl') && !ini_get('safe_mode')) {
|
|
// dl will throw a fatal error if it's disabled or we're in safe mode.
|
|
// More fun, it may not even exist under some SAPIs in 5.3.0 or later...
|
|
$soname = $name . '.' . PHP_SHLIB_SUFFIX;
|
|
if (PHP_SHLIB_SUFFIX == 'dll') {
|
|
$soname = "php_" . $soname;
|
|
}
|
|
return @dl($soname);
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Basic validation on the database paramters
|
|
* Side effects: error output if not valid
|
|
*
|
|
* @return boolean success
|
|
*/
|
|
function validateDb()
|
|
{
|
|
$fail = false;
|
|
|
|
if (empty($this->host)) {
|
|
$this->updateStatus("No hostname specified.", true);
|
|
$fail = true;
|
|
}
|
|
|
|
if (empty($this->database)) {
|
|
$this->updateStatus("No database specified.", true);
|
|
$fail = true;
|
|
}
|
|
|
|
if (empty($this->username)) {
|
|
$this->updateStatus("No username specified.", true);
|
|
$fail = true;
|
|
}
|
|
|
|
if (empty($this->sitename)) {
|
|
$this->updateStatus("No sitename specified.", true);
|
|
$fail = true;
|
|
}
|
|
|
|
return !$fail;
|
|
}
|
|
|
|
/**
|
|
* Basic validation on the administrator user paramters
|
|
* Side effects: error output if not valid
|
|
*
|
|
* @return boolean success
|
|
*/
|
|
function validateAdmin()
|
|
{
|
|
$fail = false;
|
|
|
|
if (empty($this->adminNick)) {
|
|
$this->updateStatus("No initial StatusNet user nickname specified.", true);
|
|
$fail = true;
|
|
}
|
|
if ($this->adminNick && !preg_match('/^[0-9a-z]{1,64}$/', $this->adminNick)) {
|
|
$this->updateStatus('The user nickname "' . htmlspecialchars($this->adminNick) .
|
|
'" is invalid; should be plain letters and numbers no longer than 64 characters.', true);
|
|
$fail = true;
|
|
}
|
|
// @fixme hardcoded list; should use User::allowed_nickname()
|
|
// if/when it's safe to have loaded the infrastructure here
|
|
$blacklist = array('main', 'admin', 'twitter', 'settings', 'rsd.xml', 'favorited', 'featured', 'favoritedrss', 'featuredrss', 'rss', 'getfile', 'api', 'groups', 'group', 'peopletag', 'tag', 'user', 'message', 'conversation', 'bookmarklet', 'notice', 'attachment', 'search', 'index.php', 'doc', 'opensearch', 'robots.txt', 'xd_receiver.html', 'facebook');
|
|
if (in_array($this->adminNick, $blacklist)) {
|
|
$this->updateStatus('The user nickname "' . htmlspecialchars($this->adminNick) .
|
|
'" is reserved.', true);
|
|
$fail = true;
|
|
}
|
|
|
|
if (empty($this->adminPass)) {
|
|
$this->updateStatus("No initial StatusNet user password specified.", true);
|
|
$fail = true;
|
|
}
|
|
|
|
return !$fail;
|
|
}
|
|
|
|
/**
|
|
* Set up the database with the appropriate function for the selected type...
|
|
* Saves database info into $this->db.
|
|
*
|
|
* @return mixed array of database connection params on success, false on failure
|
|
*/
|
|
function setupDatabase()
|
|
{
|
|
if ($this->db) {
|
|
throw new Exception("Bad order of operations: DB already set up.");
|
|
}
|
|
$method = self::$dbModules[$this->dbtype]['installer'];
|
|
$db = call_user_func(array($this, $method),
|
|
$this->host,
|
|
$this->database,
|
|
$this->username,
|
|
$this->password);
|
|
$this->db = $db;
|
|
return $this->db;
|
|
}
|
|
|
|
/**
|
|
* Set up a database on PostgreSQL.
|
|
* Will output status updates during the operation.
|
|
*
|
|
* @param string $host
|
|
* @param string $database
|
|
* @param string $username
|
|
* @param string $password
|
|
* @return mixed array of database connection params on success, false on failure
|
|
*
|
|
* @fixme escape things in the connection string in case we have a funny pass etc
|
|
*/
|
|
function Pgsql_Db_installer($host, $database, $username, $password)
|
|
{
|
|
$connstring = "dbname=$database host=$host user=$username";
|
|
|
|
//No password would mean trust authentication used.
|
|
if (!empty($password)) {
|
|
$connstring .= " password=$password";
|
|
}
|
|
$this->updateStatus("Starting installation...");
|
|
$this->updateStatus("Checking database...");
|
|
$conn = pg_connect($connstring);
|
|
|
|
if ($conn ===false) {
|
|
$this->updateStatus("Failed to connect to database: $connstring");
|
|
return false;
|
|
}
|
|
|
|
//ensure database encoding is UTF8
|
|
$record = pg_fetch_object(pg_query($conn, 'SHOW server_encoding'));
|
|
if ($record->server_encoding != 'UTF8') {
|
|
$this->updateStatus("StatusNet requires UTF8 character encoding. Your database is ". htmlentities($record->server_encoding));
|
|
return false;
|
|
}
|
|
|
|
$this->updateStatus("Running database script...");
|
|
//wrap in transaction;
|
|
pg_query($conn, 'BEGIN');
|
|
$res = $this->runDbScript('statusnet_pg.sql', $conn, 'pgsql');
|
|
|
|
if ($res === false) {
|
|
$this->updateStatus("Can't run database script.", true);
|
|
return false;
|
|
}
|
|
foreach (array('sms_carrier' => 'SMS carrier',
|
|
'notice_source' => 'notice source',
|
|
'foreign_services' => 'foreign service')
|
|
as $scr => $name) {
|
|
$this->updateStatus(sprintf("Adding %s data to database...", $name));
|
|
$res = $this->runDbScript($scr.'.sql', $conn, 'pgsql');
|
|
if ($res === false) {
|
|
$this->updateStatus(sprintf("Can't run %d script.", $name), true);
|
|
return false;
|
|
}
|
|
}
|
|
pg_query($conn, 'COMMIT');
|
|
|
|
if (empty($password)) {
|
|
$sqlUrl = "pgsql://$username@$host/$database";
|
|
} else {
|
|
$sqlUrl = "pgsql://$username:$password@$host/$database";
|
|
}
|
|
|
|
$db = array('type' => 'pgsql', 'database' => $sqlUrl);
|
|
|
|
return $db;
|
|
}
|
|
|
|
/**
|
|
* Set up a database on MySQL.
|
|
* Will output status updates during the operation.
|
|
*
|
|
* @param string $host
|
|
* @param string $database
|
|
* @param string $username
|
|
* @param string $password
|
|
* @return mixed array of database connection params on success, false on failure
|
|
*
|
|
* @fixme escape things in the connection string in case we have a funny pass etc
|
|
*/
|
|
function Mysql_Db_installer($host, $database, $username, $password)
|
|
{
|
|
$this->updateStatus("Starting installation...");
|
|
$this->updateStatus("Checking database...");
|
|
|
|
$conn = mysqli_init();
|
|
if (!$conn->real_connect($host, $username, $password)) {
|
|
$this->updateStatus("Can't connect to server '$host' as '$username'.", true);
|
|
return false;
|
|
}
|
|
$this->updateStatus("Changing to database...");
|
|
if (!$conn->select_db($database)) {
|
|
$this->updateStatus("Can't change to database.", true);
|
|
return false;
|
|
}
|
|
|
|
$this->updateStatus("Running database script...");
|
|
$res = $this->runDbScript('statusnet.sql', $conn);
|
|
if ($res === false) {
|
|
$this->updateStatus("Can't run database script.", true);
|
|
return false;
|
|
}
|
|
foreach (array('sms_carrier' => 'SMS carrier',
|
|
'notice_source' => 'notice source',
|
|
'foreign_services' => 'foreign service')
|
|
as $scr => $name) {
|
|
$this->updateStatus(sprintf("Adding %s data to database...", $name));
|
|
$res = $this->runDbScript($scr.'.sql', $conn);
|
|
if ($res === false) {
|
|
$this->updateStatus(sprintf("Can't run %d script.", $name), true);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
$sqlUrl = "mysqli://$username:$password@$host/$database";
|
|
$db = array('type' => 'mysql', 'database' => $sqlUrl);
|
|
return $db;
|
|
}
|
|
|
|
/**
|
|
* Write a stock configuration file.
|
|
*
|
|
* @return boolean success
|
|
*
|
|
* @fixme escape variables in output in case we have funny chars, apostrophes etc
|
|
*/
|
|
function writeConf()
|
|
{
|
|
// assemble configuration file in a string
|
|
$cfg = "<?php\n".
|
|
"if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }\n\n".
|
|
|
|
// site name
|
|
"\$config['site']['name'] = '{$this->sitename}';\n\n".
|
|
|
|
// site location
|
|
"\$config['site']['server'] = '{$this->server}';\n".
|
|
"\$config['site']['path'] = '{$this->path}'; \n\n".
|
|
|
|
// checks if fancy URLs are enabled
|
|
($this->fancy ? "\$config['site']['fancy'] = true;\n\n":'').
|
|
|
|
// database
|
|
"\$config['db']['database'] = '{$this->db['database']}';\n\n".
|
|
($this->db['type'] == 'pgsql' ? "\$config['db']['quote_identifiers'] = true;\n\n":'').
|
|
"\$config['db']['type'] = '{$this->db['type']}';\n\n";
|
|
|
|
// Normalize line endings for Windows servers
|
|
$cfg = str_replace("\n", PHP_EOL, $cfg);
|
|
|
|
// write configuration file out to install directory
|
|
$res = file_put_contents(INSTALLDIR.'/config.php', $cfg);
|
|
|
|
return $res;
|
|
}
|
|
|
|
/**
|
|
* Install schema into the database
|
|
*
|
|
* @param string $filename location of database schema file
|
|
* @param dbconn $conn connection to database
|
|
* @param string $type type of database, currently mysql or pgsql
|
|
*
|
|
* @return boolean - indicating success or failure
|
|
*/
|
|
function runDbScript($filename, $conn, $type = 'mysqli')
|
|
{
|
|
$sql = trim(file_get_contents(INSTALLDIR . '/db/' . $filename));
|
|
$stmts = explode(';', $sql);
|
|
foreach ($stmts as $stmt) {
|
|
$stmt = trim($stmt);
|
|
if (!mb_strlen($stmt)) {
|
|
continue;
|
|
}
|
|
// FIXME: use PEAR::DB or PDO instead of our own switch
|
|
switch ($type) {
|
|
case 'mysqli':
|
|
$res = $conn->query($stmt);
|
|
if ($res === false) {
|
|
$error = $conn->error;
|
|
}
|
|
break;
|
|
case 'pgsql':
|
|
$res = pg_query($conn, $stmt);
|
|
if ($res === false) {
|
|
$error = pg_last_error();
|
|
}
|
|
break;
|
|
default:
|
|
$this->updateStatus("runDbScript() error: unknown database type ". $type ." provided.");
|
|
}
|
|
if ($res === false) {
|
|
$this->updateStatus("ERROR ($error) for SQL '$stmt'");
|
|
return $res;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Create the initial admin user account.
|
|
* Side effect: may load portions of StatusNet framework.
|
|
* Side effect: outputs program info
|
|
*/
|
|
function registerInitialUser()
|
|
{
|
|
define('STATUSNET', true);
|
|
define('LACONICA', true); // compatibility
|
|
|
|
require_once INSTALLDIR . '/lib/common.php';
|
|
|
|
$data = array('nickname' => $this->adminNick,
|
|
'password' => $this->adminPass,
|
|
'fullname' => $this->adminNick);
|
|
if ($this->adminEmail) {
|
|
$data['email'] = $this->adminEmail;
|
|
}
|
|
$user = User::register($data);
|
|
|
|
if (empty($user)) {
|
|
return false;
|
|
}
|
|
|
|
// give initial user carte blanche
|
|
|
|
$user->grantRole('owner');
|
|
$user->grantRole('moderator');
|
|
$user->grantRole('administrator');
|
|
|
|
// Attempt to do a remote subscribe to update@status.net
|
|
// Will fail if instance is on a private network.
|
|
|
|
if ($this->adminUpdates && class_exists('Ostatus_profile')) {
|
|
try {
|
|
$oprofile = Ostatus_profile::ensureProfileURL('http://update.status.net/');
|
|
Subscription::start($user->getProfile(), $oprofile->localProfile());
|
|
$this->updateStatus("Set up subscription to <a href='http://update.status.net/'>update@status.net</a>.");
|
|
} catch (Exception $e) {
|
|
$this->updateStatus("Could not set up subscription to <a href='http://update.status.net/'>update@status.net</a>.", true);
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* The beef of the installer!
|
|
* Create database, config file, and admin user.
|
|
*
|
|
* Prerequisites: validation of input data.
|
|
*
|
|
* @return boolean success
|
|
*/
|
|
function doInstall()
|
|
{
|
|
$this->db = $this->setupDatabase();
|
|
|
|
if (!$this->db) {
|
|
// database connection failed, do not move on to create config file.
|
|
return false;
|
|
}
|
|
|
|
if (!$this->skipConfig) {
|
|
$this->updateStatus("Writing config file...");
|
|
$res = $this->writeConf();
|
|
|
|
if (!$res) {
|
|
$this->updateStatus("Can't write config file.", true);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
if (!empty($this->adminNick)) {
|
|
// Okay, cross fingers and try to register an initial user
|
|
if ($this->registerInitialUser()) {
|
|
$this->updateStatus(
|
|
"An initial user with the administrator role has been created."
|
|
);
|
|
} else {
|
|
$this->updateStatus(
|
|
"Could not create initial StatusNet user (administrator).",
|
|
true
|
|
);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/*
|
|
TODO https needs to be considered
|
|
*/
|
|
$link = "http://".$this->server.'/'.$this->path;
|
|
|
|
$this->updateStatus("StatusNet has been installed at $link");
|
|
$this->updateStatus(
|
|
"<strong>DONE!</strong> You can visit your <a href='$link'>new StatusNet site</a> (login as '$this->adminNick'). If this is your first StatusNet install, you may want to poke around our <a href='http://status.net/wiki/Getting_started'>Getting Started guide</a>."
|
|
);
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Output a pre-install-time warning message
|
|
* @param string $message HTML ok, but should be plaintext-able
|
|
* @param string $submessage HTML ok, but should be plaintext-able
|
|
*/
|
|
abstract function warning($message, $submessage='');
|
|
|
|
/**
|
|
* Output an install-time progress message
|
|
* @param string $message HTML ok, but should be plaintext-able
|
|
* @param boolean $error true if this should be marked as an error condition
|
|
*/
|
|
abstract function updateStatus($status, $error=false);
|
|
|
|
}
|