File manager

File manager - Edit - /usr/local/lsws/add-ons/webcachemgr/src/Util.php

Back
<?php / ******************************************* * LiteSpeed Web Server Cache Manager * * @author LiteSpeed Technologies, Inc. (https://www.litespeedtech.com) * @copyright (c) 2018-2020 * ******************************************* / namespace Lsc\Wp; class Util { /* * * @param string $tag * @return string / public static function get_request_var( $tag ) { $varValue = null; if ( isset($_REQUEST[$tag]) ) { return trim($_REQUEST[$tag]); } /* * Request var not found in $_REQUEST, try checking POST and * QUERY_STRING environment variables. / if ( $_SERVER['REQUEST_METHOD'] === 'POST' ) { $querystring = urldecode(getenv('POST')); } else { $querystring = urldecode(getenv('QUERY_STRING')); } if ( $querystring != '' && preg_match("/(?:^\|\?\|&){$tag}=([^&]+)/", $querystring, $m) ) { $varValue = $m[1]; } if ( $varValue != null ) { $varValue = trim($varValue); } return $varValue; } /* * * @param string $tag * @return array / public static function get_request_list( $tag ) { $varValue = null; if ( isset($_REQUEST[$tag]) ) { $varValue = $_REQUEST[$tag]; } else { /* * Request var not found in $_REQUEST, try checking POST and * QUERY_STRING environment variables. / if ( $_SERVER['REQUEST_METHOD'] === 'POST' ) { $querystring = urldecode(getenv('POST')); } else { $querystring = urldecode(getenv('QUERY_STRING')); } if ( $querystring != '' && preg_match_all("/(?:^\|\?\|&){$tag}\[\]=([^&]+)/", $querystring, $m) ) { $varValue = $m[1]; } } return (is_array($varValue)) ? $varValue : null; } public static function restartLsws() { Logger::info('Performing a Graceful Restart to apply changes...'); $OS = php_uname('s'); if ( $OS == 'FreeBSD' ) { $lswsCtl = '/usr/local/etc/rc.d/lsws.sh'; } else { $lswsCtl = '/sbin/service lsws'; } $cmd = "{$lswsCtl} restart"; exec($cmd); } /* * @since 2.1.15 * * @param int $startTime * @param int $timeout * @return bool / public static function timedOut( $startTime, $timeout ) { return ((time() - $startTime) > $timeout); } /* * This function is used to get the file owner by name. Useful in cases * where UID is not accepted or setting a files group to match owner * (It is not safe to assume UID == GID or GID exists for username 'x'). * * @since 2.2.0 * * @param string $filepath * @return array Keys are id, name, group_id / public static function populateOwnerInfo( $filepath ) { clearstatcache(); $ownerID = fileowner($filepath); $ownerInfo = posix_getpwuid($ownerID); $name = $ownerInfo['name']; $groupID = filegroup($filepath); $info = array( 'user_id' => $ownerID, 'user_name' => $name, 'group_id' => $groupID ); return $info; } public static function changeUserGroup( $file, $owner, $group ) { chown($file, $owner); chgrp($file, $group); } /* * Set file permissions of $file2 to match those of $file1. * * @since 2.2.0 * * @param string $file1 * @param string $file2 / public static function matchPermissions( $file1, $file2 ) { /* * convert dec to oct / $perms = (fileperms($file1) & 0777); chmod($file2, $perms); } /* * * @param string $url * @param boolean $headerOnly * @return string / public static function get_url_contents( $url, $headerOnly = false ) { if ( ini_get('allow_url_fopen') ) { /* * silence warning when OpenSSL missing while getting LSCWP ver * file. / $url_content = @file_get_contents($url); if ( $url_content !== false ) { if ( $headerOnly ) { return implode("\n", $http_response_header); } return $url_content; } } if ( function_exists('curl_version') ) { $ch = curl_init(); curl_setopt_array( $ch, array( CURLOPT_URL => $url, CURLOPT_RETURNTRANSFER => true, CURLOPT_HEADER => $headerOnly, CURLOPT_NOBODY => $headerOnly, CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1 ) ); $url_content = curl_exec($ch); curl_close($ch); if ( $url_content !== false ) { return $url_content; } } $cmd = 'curl'; if ( $headerOnly ) { $cmd .= ' -s -I'; } $url_content = exec("{$cmd} {$url}", $output, $ret); if ( $ret === 0 ) { $url_content = implode("\n", $output); return $url_content; } return ''; } public static function DirectoryMd5( $dir ) { if ( !is_dir($dir) ) { return false; } $filemd5s = array(); $d = dir($dir); while ( ($entry = $d->read()) !== false ) { if ( $entry != '.' && $entry != '..' ) { $currEntry = "{$dir}/{$entry}"; if ( is_dir($currEntry) ) { $filemd5s[] = self::DirectoryMd5($currEntry); } else { $filemd5s[] = md5_file($currEntry); } } } $d->close(); return md5(implode('', $filemd5s)); } /* * @param string $file * @param string $backup * @return boolean * @throws LSCMException Thrown indirectly. / private static function matchFileSettings( $file, $backup ) { clearstatcache(); $ownerID = fileowner($file); $groupID = filegroup($file); if ( $ownerID === false \|\| $groupID === false ) { Logger::debug("Could not get owner/group of file {$file}"); unlink($backup); Logger::debug("Removed file {$backup}"); return false; } self::changeUserGroup($backup, $ownerID, $groupID); self::matchPermissions($file, $backup); return true; } private static function getBackupSuffix( $filepath, $bak = '_lscachebak_orig' ) { $i = 1; if ( file_exists($filepath . $bak) ) { $bak = sprintf("_lscachebak_%02d", $i); while ( file_exists($filepath . $bak) ) { $i++; $bak = sprintf("_lscachebak_%02d", $i); } } return $bak; } /* * * @param string $filepath * @return boolean * @throws LSCMException Thrown indirectly. / public static function createBackup( $filepath ) { $bak = self::getBackupSuffix($filepath); $backup = $filepath . $bak; if ( !copy($filepath, $backup) ) { Logger::debug( "Could not backup file {$filepath} to location {$backup}" ); return false; } Logger::verbose("Created file{$backup}"); if ( !self::matchFileSettings($filepath, $backup) ) { Logger::debug( "Could not backup file {$filepath} to location {$backup}" ); return false; } Logger::debug('Matched owner/group setting for both files'); Logger::info( "Successfully backed up file {$filepath} to location {$backup}" ); return true; } /* * @param string $zipFile * @param string $dest * @return boolean * @throws LSCMException Thrown indirectly. / public static function unzipFile( $zipFile, $dest ) { if ( class_exists('\ZipArchive') ) { $zipArchive = new \ZipArchive(); if ( $zipArchive->open($zipFile) === true ) { $extracted = $zipArchive->extractTo($dest); $zipArchive->close(); if ( $extracted ) { return true; } } Logger::debug("Could not unzip {$zipFile} using ZipArchive."); } $output = array(); exec( "unzip {$zipFile} -d {$dest} > /dev/null 2>&1", $output, $return_var ); if ( $return_var == 0 ) { return true; } else { Logger::debug("Could not unzip {$zipFile} from cli."); } return false; } /* * Check if directory is empty. * * @param string $dir * @return boolean / public static function is_dir_empty( $dir ) { if ( ($handle = @opendir($dir)) == false ) { return true; } while ( ($entry = readdir($handle)) !== false ) { if ( $entry != '.' && $entry != '..' ) { return false; } } return true; } /* * * @param string $vhCacheRoot / public static function ensureVHCacheRootInCage( $vhCacheRoot ) { $cageFsFile = '/etc/cagefs/cagefs.mp'; $remount = false; if ( file_exists($cageFsFile) ) { $file_contents = file($cageFsFile); if ( $vhCacheRoot[0] == '/' ) { $vhCacheRoot = '%' . str_replace('/$vh_user', '', $vhCacheRoot); $escVHCacheRoot = str_replace('!', '\!', $vhCacheRoot); if ( !preg_grep('!^\s' . $escVHCacheRoot . '!im', $file_contents) ) { $remount = true; file_put_contents( $cageFsFile, "\n{$vhCacheRoot}", FILE_APPEND ); } } if ( $remount ) { exec('/usr/sbin/cagefsctl --remount-all'); } } } /** * Recursively a directory's contents and optionally the directory itself. * * @param string $dir Directory path * @param boolean $keepParent Only remove directory contents when true. * @return boolean / public static function rrmdir( $dir, $keepParent = false ) { if ( $dir != '' && is_dir($dir) ) { foreach ( glob("{$dir}/") as $file ) { if ( is_dir($file) ) { self::rrmdir($file); } else { unlink($file); } } if ( !$keepParent ) { rmdir($dir); } return true; } return false; } }

| ver. 1.4 | Github | . | PHP 8.2.28 | Generation time: 0.02 | proxy | phpinfo | Settings