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<?php
/** *********************************************
* LiteSpeed Web Server Cache Manager
*
* @author LiteSpeed Technologies, Inc. (https://www.litespeedtech.com)
* @copyright (c) 2018-2023
* *******************************************
*/
namespace Lsc\Wp;
use Lsc\Wp\Panel\ControlPanel;
use Lsc\Wp\Context\Context;
class WPInstall
{
/**
* @var int
*/
const ST_PLUGIN_ACTIVE = 1;
/**
* @var int
*/
const ST_PLUGIN_INACTIVE = 2;
/**
* @var int
*/
const ST_LSC_ADVCACHE_DEFINED = 4;
/**
* @var int
*/
const ST_FLAGGED = 8;
/**
* @var int
*/
const ST_ERR_SITEURL = 16;
/**
* @var int
*/
const ST_ERR_DOCROOT = 32;
/**
* @var int
*/
const ST_ERR_EXECMD = 64;
/**
* @var int
*/
const ST_ERR_TIMEOUT = 128;
/**
* @var int
*/
const ST_ERR_EXECMD_DB = 256;
/**
* @var int
*/
const ST_ERR_WPCONFIG = 1024;
/**
* @var int
*/
const ST_ERR_REMOVE = 2048;
/**
* @var string
*/
const FLD_STATUS = 'status';
/**
* @var string
*/
const FLD_DOCROOT = 'docroot';
/**
* @var string
*/
const FLD_SERVERNAME = 'server_name';
/**
* @var string
*/
const FLD_SITEURL = 'site_url';
/**
* @var string
*/
const FLAG_FILE = '.litespeed_flag';
/**
* @var string
*/
const FLAG_NEW_LSCWP = '.lscm_new_lscwp';
/**
* @var string
*/
protected $path;
/**
* @var array
*/
protected $data;
/**
* @var null|string
*/
protected $phpBinary = null;
/**
* @var null|string
*/
protected $suCmd = null;
/**
* @var null|array Keys are 'user_id', 'user_name', 'group_id'
*/
protected $ownerInfo = null;
/**
* @var bool
*/
protected $changed = false;
/**
* @var bool
*/
protected $refreshed = false;
/**
* @var null|string
*/
protected $wpConfigFile = '';
/**
* @var int
*/
protected $cmdStatus = 0;
/**
* @var string
*/
protected $cmdMsg = '';
/**
*
* @param string $path
*/
public function __construct( $path )
{
$this->init($path);
}
/**
*
* @param string $path
*/
protected function init( $path )
{
if ( ($realPath = realpath($path)) === false ) {
$this->path = $path;
}
else {
$this->path = $realPath;
}
$this->data = array(
self::FLD_STATUS => 0,
self::FLD_DOCROOT => null,
self::FLD_SERVERNAME => null,
self::FLD_SITEURL => null
);
}
/**
*
* @return string
*/
public function __toString()
{
if ( $this->data[self::FLD_SITEURL] ) {
$siteUrl = Util::tryIdnToUtf8($this->data[self::FLD_SITEURL]);
}
else {
$siteUrl = '';
}
return sprintf(
"%s (status=%d docroot=%s siteurl=%s)",
$this->path,
$this->data[self::FLD_STATUS],
$this->data[self::FLD_DOCROOT],
$siteUrl
);
}
/**
*
* @return string|null
*/
public function getDocRoot()
{
return $this->getData(self::FLD_DOCROOT);
}
/**
*
* @param string $docRoot
*
* @return bool
*/
public function setDocRoot( $docRoot )
{
return $this->setData(self::FLD_DOCROOT, $docRoot);
}
/**
*
* @return string|null
*/
public function getServerName()
{
return $this->getData(self::FLD_SERVERNAME);
}
/**
*
* @param string $serverName
*
* @return bool
*/
public function setServerName( $serverName )
{
return $this->setData(
self::FLD_SERVERNAME,
Util::tryIdnToAscii($serverName)
);
}
/**
* Note: Temporary function name until existing deprecated setSiteUrl()
* function is removed.
*
* @param string $siteUrl
*
* @return bool
*/
public function setSiteUrlDirect( $siteUrl )
{
return $this->setData(
self::FLD_SITEURL,
Util::tryIdnToAscii($siteUrl)
);
}
/**
*
* @param int $status
*
* @return bool
*/
public function setStatus( $status )
{
return $this->setData(self::FLD_STATUS, $status);
}
/**
*
* @return int
*/
public function getStatus()
{
return $this->getData(self::FLD_STATUS);
}
/**
*
* @param string $field
*
* @return mixed|null
*/
public function getData( $field = '' )
{
if ( !$field ) {
return $this->data;
}
if ( isset($this->data[$field]) ) {
return $this->data[$field];
}
/**
* Error out
*/
return null;
}
/**
*
* @param string $field
* @param mixed $value
*
* @return bool
*/
protected function setData( $field, $value )
{
if ( $this->data[$field] !== $value ) {
$this->changed = true;
$this->data[$field] = $value;
return true;
}
return false;
}
/**
* Calling from unserialized data.
*
* @param array $data
*/
public function initData( array $data )
{
$this->data = $data;
}
/**
*
* @return string
*/
public function getPath()
{
return $this->path;
}
/**
*
* @return bool
*/
public function shouldRemove()
{
return (bool)(($this->getStatus() & self::ST_ERR_REMOVE));
}
/**
*
* @return bool
*/
public function hasFlagFile()
{
return file_exists("$this->path/" . self::FLAG_FILE);
}
/**
*
* @return bool
*/
public function hasNewLscwpFlagFile()
{
return file_exists("$this->path/" . self::FLAG_NEW_LSCWP);
}
/**
*
* @return bool
*
* @throws LSCMException Thrown indirectly by Logger::uiError() call.
* @throws LSCMException Thrown indirectly by Logger::notice() call.
* @throws LSCMException Thrown indirectly by $this->addUserFlagFile()
* call.
* @throws LSCMException Thrown indirectly by Logger::uiError() call.
* @throws LSCMException Thrown indirectly by Logger::error() call.
*/
public function hasValidPath()
{
if ( !is_dir($this->path) || !is_dir("$this->path/wp-admin") ) {
$this->setStatusBit(self::ST_ERR_REMOVE);
$msg = "$this->path - Could not be found and has been removed from "
. 'Cache Manager list.';
Logger::uiError($msg);
Logger::notice($msg);
return false;
}
if ( $this->getWpConfigFile() == null ) {
$this->setStatusBit(self::ST_ERR_WPCONFIG);
$this->addUserFlagFile(false);
$msg = "$this->path - Could not find a valid wp-config.php file. "
. 'Install has been flagged.';
Logger::uiError($msg);
Logger::error($msg);
return false;
}
return true;
}
/**
* Set the provided status bit.
*
* @param int $bit
*/
public function setStatusBit( $bit )
{
$this->setStatus(($this->getStatus() | $bit));
}
/**
* Unset the provided status bit.
*
* @param int $bit
*/
public function unsetStatusBit( $bit )
{
$this->setStatus(($this->getStatus() & ~$bit ));
}
/**
*
* @deprecated 1.9.5 Deprecated to avoid confusion with $this->cmdStatus
* and $this->cmdMsg related functions. Use $this->setStatus() instead.
*
* @param int $newStatus
*/
public function updateCommandStatus( $newStatus )
{
$this->setData(self::FLD_STATUS, $newStatus);
}
/**
*
* @return null|string
*/
public function getWpConfigFile()
{
if ( $this->wpConfigFile === '' ) {
$file = "$this->path/wp-config.php";
if ( !file_exists($file) ) {
/**
* check parent dir
*/
$parentDir = dirname($this->path);
$file = "$parentDir/wp-config.php";
if ( !file_exists($file)
|| file_exists("$parentDir/wp-settings.php") ) {
/**
* If wp-config moved up, in same dir should NOT have
* wp-settings
*/
$file = null;
}
}
$this->wpConfigFile = $file;
}
return $this->wpConfigFile;
}
/**
* Takes a WordPress site URL and uses it to populate serverName, siteUrl,
* and docRoot data. If a matching docRoot cannot be found using the
* serverName, the installation will be flagged and an ST_ERR_DOCROOT status
* set.
*
* @param string $url
*
* @return bool
*
* @throws LSCMException Thrown indirectly by
* ControlPanel::getClassInstance() call.
* @throws LSCMException Thrown indirectly by
* ControlPanel::getClassInstance()->mapDocRoot() call.
* @throws LSCMException Thrown indirectly by $this->addUserFlagFile()
* call.
* @throws LSCMException Thrown indirectly by Logger::error() call.
*/
public function populateDataFromUrl( $url )
{
/** @noinspection HttpUrlsUsage */
$parseSafeUrl =
(preg_match('#^https?://#', $url)) ? $url : "http://$url";
$info = parse_url($parseSafeUrl);
$serverName = Util::tryIdnToAscii($info['host']);
$this->setData(self::FLD_SERVERNAME, $serverName);
$siteUrlTrim = $serverName;
if ( isset($info['path']) ) {
$siteUrlTrim .= $info['path'];
}
$this->setData(self::FLD_SITEURL, $siteUrlTrim);
$docRoot = ControlPanel::getClassInstance()->mapDocRoot($serverName);
$this->setData(self::FLD_DOCROOT, $docRoot);
if ( $docRoot === null ) {
$this->setStatus(self::ST_ERR_DOCROOT);
$this->addUserFlagFile(false);
$msg = "$this->path - Could not find matching document root for "
. "WP siteurl/servername $serverName.";
$this->setCmdStatusAndMsg(UserCommand::EXIT_ERROR, $msg);
Logger::error($msg);
return false;
}
return true;
}
/**
* Deprecated 06/18/19. Renamed to populateDataFromUrl().
*
* @deprecated
*
* @param string $siteUrl
*
* @return bool
*
* @throws LSCMException Thrown indirectly by $this->populateDataFromUrl()
* call.
*/
public function setSiteUrl( $siteUrl )
{
return $this->populateDataFromUrl($siteUrl);
}
/**
* Adds the flag file to an installation.
*
* @param bool $runningAsUser
*
* @return bool True when install has a flag file created/already.
*
* @throws LSCMException Thrown when unlink() call on preexisting flag file
* fails.
* @throws LSCMException Thrown indirectly by Context::getFlagFileContent()
* call.
*/
public function addUserFlagFile( $runningAsUser = true )
{
$flagFile = "$this->path/" . self::FLAG_FILE;
if ( file_exists($flagFile) ) {
/** Do not trust existing flag file */
if ( !unlink($flagFile) ) {
throw new LSCMException(
'Failed to remove preexisting untrusted flag file.'
);
}
}
if ( !file_put_contents($flagFile, Context::getFlagFileContent()) ) {
return false;
}
if ( !$runningAsUser ) {
$ownerInfo = $this->getOwnerInfo();
chown($flagFile, $ownerInfo['user_id']);
chgrp($flagFile, $ownerInfo['group_id']);
}
$this->setStatusBit(self::ST_FLAGGED);
return true;
}
/**
*
* @return bool
*/
public function removeFlagFile()
{
$flagFile = "$this->path/" . self::FLAG_FILE;
if ( file_exists($flagFile) ) {
if ( !unlink($flagFile) ) {
return false;
}
}
$this->unsetStatusBit(self::ST_FLAGGED);
return true;
}
/**
* Add a flag file to indicate that a new LSCWP plugin was added to this
* installation.
*
* This function should only be called by the installation owner to avoid
* permission problems involving this file.
*
* @return bool
*/
public function addNewLscwpFlagFile()
{
$file = "$this->path/" . self::FLAG_NEW_LSCWP;
if ( !file_exists($file) ) {
if ( !file_put_contents($file, '') ) {
return false;
}
}
return true;
}
/**
* Remove "In Progress" flag file to indicate that a WPInstall action has
* been completed.
*
* @return bool
*/
public function removeNewLscwpFlagFile()
{
$file = "$this->path/" . self::FLAG_NEW_LSCWP;
if ( file_exists($file) ) {
if ( !unlink($file) ) {
return false;
}
}
return true;
}
/**
*
* @param bool $forced
*
* @return int
*
* @throws LSCMException Thrown indirectly by UserCommand::issue() call.
*/
public function refreshStatus( $forced = false )
{
if ( !$this->refreshed || $forced ) {
UserCommand::issue(UserCommand::CMD_STATUS, $this);
$this->refreshed = true;
}
return $this->getData(self::FLD_STATUS);
}
/**
*
* @param string $pluginDir
*
* @throws LSCMException Thrown indirectly by Logger::debug() call.
*/
public function removePluginFiles( $pluginDir )
{
if ( file_exists(dirname($pluginDir)) && file_exists($pluginDir) ) {
exec("rm -rf $pluginDir");
Logger::debug(
"$this->path - Removed LSCache for WordPress plugin files from "
. 'plugins directory'
);
}
}
/**
*
* @return bool
*/
public function isFlagBitSet()
{
if ( ($this->getStatus() & self::ST_FLAGGED) ) {
return true;
}
return false;
}
/**
*
* @param null|int $status
*
* @return bool
*/
public function hasFatalError( $status = null )
{
if ( $status === null ) {
$status = $this->getData(self::FLD_STATUS);
}
$errMask = (
self::ST_ERR_EXECMD
| self::ST_ERR_EXECMD_DB
| self::ST_ERR_TIMEOUT
| self::ST_ERR_SITEURL
| self::ST_ERR_DOCROOT
| self::ST_ERR_WPCONFIG
);
return (($status & $errMask) > 0);
}
/**
*
* @return string
*
* @throws LSCMException Thrown indirectly by
* ControlPanel::getClassInstance() call.
* @throws LSCMException Thrown indirectly by
* ControlPanel::getClassInstance()->getPhpBinary() call.
*/
public function getPhpBinary()
{
if ( $this->phpBinary == null ) {
$this->phpBinary =
ControlPanel::getClassInstance()->getPhpBinary($this);
}
return $this->phpBinary;
}
/**
* Returns requested owner info.
*
* @param string $field Key ('user_id', 'user_name', or 'group_id') in the
* $ownerInfo array.
*
* @return array|int|string|null
*/
public function getOwnerInfo( $field = '' )
{
if ( $this->ownerInfo == null ) {
$this->ownerInfo = Util::populateOwnerInfo($this->path);
}
if ( $field == '' ) {
return $this->ownerInfo;
}
elseif ( isset($this->ownerInfo[$field]) ) {
return $this->ownerInfo[$field];
}
return null;
}
/**
*
* @return string
*/
public function getSuCmd()
{
if ( $this->suCmd == null ) {
$this->suCmd = "su {$this->getOwnerInfo('user_name')} -s /bin/bash";
}
return $this->suCmd;
}
/**
*
* @return int
*/
public function getCmdStatus()
{
return $this->cmdStatus;
}
/**
*
* @return string
*/
public function getCmdMsg()
{
return $this->cmdMsg;
}
public function setCmdStatusAndMsg( $status, $msg )
{
$this->cmdStatus = $status;
$this->cmdMsg = $msg;
}
}