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installer.php
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installer.php
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<?php
/* ------------------------------ NOTICE ----------------------------------
If you're seeing this text when browsing to the installer, it means your
web server is not set up properly.
Please contact your host and ask them to enable "PHP" processing on your
account.
----------------------------- NOTICE ---------------------------------*/
if (!defined('KB_IN_BYTES')) { define('KB_IN_BYTES', 1024); }
if (!defined('MB_IN_BYTES')) { define('MB_IN_BYTES', 1024 * KB_IN_BYTES); }
if (!defined('GB_IN_BYTES')) { define('GB_IN_BYTES', 1024 * MB_IN_BYTES); }
if (!defined('DUPLICATOR_PHP_MAX_MEMORY')) { define('DUPLICATOR_PHP_MAX_MEMORY', 4096 * MB_IN_BYTES); }
date_default_timezone_set('UTC'); // Some machines don’t have this set so just do it here.
@ignore_user_abort(true);
if (!function_exists('wp_is_ini_value_changeable')) {
/**
* Determines whether a PHP ini value is changeable at runtime.
*
* @staticvar array $ini_all
*
* @link https://secure.php.net/manual/en/function.ini-get-all.php
*
* @param string $setting The name of the ini setting to check.
* @return bool True if the value is changeable at runtime. False otherwise.
*/
function wp_is_ini_value_changeable( $setting ) {
static $ini_all;
if ( ! isset( $ini_all ) ) {
$ini_all = false;
// Sometimes `ini_get_all()` is disabled via the `disable_functions` option for "security purposes".
if ( function_exists( 'ini_get_all' ) ) {
$ini_all = ini_get_all();
}
}
// Bit operator to workaround https://bugs.php.net/bug.php?id=44936 which changes access level to 63 in PHP 5.2.6 - 5.2.17.
if ( isset( $ini_all[ $setting ]['access'] ) && ( INI_ALL === ( $ini_all[ $setting ]['access'] & 7 ) || INI_USER === ( $ini_all[ $setting ]['access'] & 7 ) ) ) {
return true;
}
// If we were unable to retrieve the details, fail gracefully to assume it's changeable.
if ( ! is_array( $ini_all ) ) {
return true;
}
return false;
}
}
@set_time_limit(3600);
if (wp_is_ini_value_changeable('memory_limit'))
@ini_set('memory_limit', DUPLICATOR_PHP_MAX_MEMORY);
if (wp_is_ini_value_changeable('max_input_time'))
@ini_set('max_input_time', '-1');
if (wp_is_ini_value_changeable('pcre.backtrack_limit'))
@ini_set('pcre.backtrack_limit', PHP_INT_MAX);
if (wp_is_ini_value_changeable('default_socket_timeout'))
@ini_set('default_socket_timeout', 3600);
DUPX_Handler::init_error_handler();
/**
* Bootstrap utility to exatract the core installer
*
* Standard: PSR-2
*
* @package SC\DUPX\Bootstrap
* @link http://www.php-fig.org/psr/psr-2/
*
* To force extraction mode:
* installer.php?unzipmode=auto
* installer.php?unzipmode=ziparchive
* installer.php?unzipmode=shellexec
*/
/*** CLASS DEFINITION START ***/
abstract class DUPX_Bootstrap_Zip_Mode
{
const AutoUnzip = 0;
const ZipArchive = 1;
const ShellExec = 2;
}
class DUPX_Bootstrap
{
//@@ Params get dynamically swapped when package is built
const ARCHIVE_FILENAME = '20190826_plataformabogota_625b88d9f7a7a1789329_20190828144647_archive.zip';
const ARCHIVE_SIZE = '48225034';
const INSTALLER_DIR_NAME = 'dup-installer';
const PACKAGE_HASH = '625b88d-28144647';
const VERSION = '1.3.18';
public $hasZipArchive = false;
public $hasShellExecUnzip = false;
public $mainInstallerURL;
public $installerContentsPath;
public $installerExtractPath;
public $archiveExpectedSize = 0;
public $archiveActualSize = 0;
public $activeRatio = 0;
/**
* Instantiate the Bootstrap Object
*
* @return null
*/
public function __construct()
{
// clean log file
self::log('', true);
//ARCHIVE_SIZE will be blank with a root filter so we can estimate
//the default size of the package around 17.5MB (18088000)
$archiveActualSize = @filesize(self::ARCHIVE_FILENAME);
$archiveActualSize = ($archiveActualSize !== false) ? $archiveActualSize : 0;
$this->hasZipArchive = class_exists('ZipArchive');
$this->hasShellExecUnzip = $this->getUnzipFilePath() != null ? true : false;
$this->installerContentsPath = str_replace("\\", '/', (dirname(__FILE__). '/' .self::INSTALLER_DIR_NAME));
$this->installerExtractPath = str_replace("\\", '/', (dirname(__FILE__)));
$this->archiveExpectedSize = strlen(self::ARCHIVE_SIZE) ? self::ARCHIVE_SIZE : 0 ;
$this->archiveActualSize = $archiveActualSize;
if($this->archiveExpectedSize > 0) {
$this->archiveRatio = (((1.0) * $this->archiveActualSize) / $this->archiveExpectedSize) * 100;
} else {
$this->archiveRatio = 100;
}
$this->overwriteMode = (isset($_GET['mode']) && ($_GET['mode'] == 'overwrite'));
}
/**
* Run the bootstrap process which includes checking for requirements and running
* the extraction process
*
* @return null | string Returns null if the run was successful otherwise an error message
*/
public function run()
{
date_default_timezone_set('UTC'); // Some machines don't have this set so just do it here
self::log('==DUPLICATOR INSTALLER BOOTSTRAP v1.3.18==');
self::log('----------------------------------------------------');
self::log('Installer bootstrap start');
$archive_filepath = $this->getArchiveFilePath();
$archive_filename = self::ARCHIVE_FILENAME;
$error = null;
$extract_installer = true;
$installer_directory = dirname(__FILE__).'/'.self::INSTALLER_DIR_NAME;
$extract_success = false;
$archiveExpectedEasy = $this->readableByteSize($this->archiveExpectedSize);
$archiveActualEasy = $this->readableByteSize($this->archiveActualSize);
//$archive_extension = strtolower(pathinfo($archive_filepath)['extension']);
$archive_extension = strtolower(pathinfo($archive_filepath, PATHINFO_EXTENSION));
$manual_extract_found = (
file_exists($installer_directory."/main.installer.php")
&&
file_exists($installer_directory."/dup-archive__".self::PACKAGE_HASH.".txt")
&&
file_exists($installer_directory."/dup-database__".self::PACKAGE_HASH.".sql")
);
$isZip = ($archive_extension == 'zip');
//MANUAL EXTRACTION NOT FOUND
if (! $manual_extract_found) {
//MISSING ARCHIVE FILE
if (! file_exists($archive_filepath)) {
self::log("[ERROR] Archive file not found!");
$archive_candidates = ($isZip) ? $this->getFilesWithExtension('zip') : $this->getFilesWithExtension('daf');
$candidate_count = count($archive_candidates);
$candidate_html = "- No {$archive_extension} files found -";
if ($candidate_count >= 1) {
$candidate_html = "<ol>";
foreach($archive_candidates as $archive_candidate) {
$candidate_html .= '<li class="diff-list"> '.$this->compareStrings($archive_filename, $archive_candidate).'</li>';
}
$candidate_html .= "</ol>";
}
$error = "<style>.diff-list font { font-weight: bold; }</style>"
. "<b>Archive not found!</b> The <i>'Required File'</i> below should be present in the <i>'Extraction Path'</i>. "
. "The archive file name must be the <u>exact</u> name of the archive file placed in the extraction path character for character.<br/><br/> "
. "If the file does not have the correct name then rename it to the <i>'Required File'</i> below. When downloading the package files make "
. "sure both files are from the same package line in the packages view. If the archive is not finished downloading please wait for it to complete.<br/><br/>"
. "If this message continues even with a valid archive file, consider clearing your browsers cache and refreshing, trying another browser or change the browsers "
. "URL from http to https or vice versa.<br/><br/> "
. "<b>Required File:</b> <span class='file-info'>{$archive_filename}</span> <br/>"
. "<b>Extraction Path:</b> <span class='file-info'>{$this->installerExtractPath}/</span><br/><br/>"
. "Potential archives found at extraction path: <br/>{$candidate_html}<br/><br/>";
return $error;
}
if (!self::checkInputVaslidInt(self::ARCHIVE_SIZE)) {
$no_of_bits = PHP_INT_SIZE * 8;
$error = 'Current is a '.$no_of_bits.'-bit SO. This archive is too large for '.$no_of_bits.'-bit PHP.'.'<br>';
$this->log('[ERROR] '.$error);
$error .= 'Possibibles solutions:<br>';
$error .= '- Use the file filters to get your package lower to support this server or try the package on a Linux server.'.'<br>';
$error .= '- Perform a <a target="_blank" href="https://snapcreek.com/duplicator/docs/faqs-tech/#faq-installer-015-q">Manual Extract Install</a>'.'<br>';
switch ($no_of_bits == 32) {
case 32:
$error .= '- Ask your host to upgrade the server to 64-bit PHP or install on another system has 64-bit PHP'.'<br>';
break;
case 64:
$error .= '- Ask your host to upgrade the server to 128-bit PHP or install on another system has 128-bit PHP'.'<br>';
break;
}
if (self::isWindows()) {
$error .= '- <a target="_blank" href="https://snapcreek.com/duplicator/docs/faqs-tech/#faq-trouble-052-q">Windows DupArchive extractor</a> to extract all files from the archive.'.'<br>';
}
return $error;
}
//SIZE CHECK ERROR
if (($this->archiveRatio < 90) && ($this->archiveActualSize > 0) && ($this->archiveExpectedSize > 0)) {
$this->log("ERROR: The expected archive size should be around [{$archiveExpectedEasy}]. The actual size is currently [{$archiveActualEasy}].");
$this->log("ERROR: The archive file may not have fully been downloaded to the server");
$percent = round($this->archiveRatio);
$autochecked = isset($_POST['auto-fresh']) ? "checked='true'" : '';
$error = "<b>Archive file size warning.</b><br/> The expected archive size should be around <b class='pass'>[{$archiveExpectedEasy}]</b>. "
. "The actual size is currently <b class='fail'>[{$archiveActualEasy}]</b>. The archive file may not have fully been downloaded to the server. "
. "Please validate that the file sizes are close to the same size and that the file has been completely downloaded to the destination server. If the archive is still "
. "downloading then refresh this page to get an update on the download size.<br/><br/>";
return $error;
}
}
// OLD COMPATIBILITY MODE
if (isset($_GET['extract-installer']) && !isset($_GET['force-extract-installer'])) {
$_GET['force-extract-installer'] = $_GET['extract-installer'];
}
if ($manual_extract_found) {
// INSTALL DIRECTORY: Check if its setup correctly AND we are not in overwrite mode
if (isset($_GET['force-extract-installer']) && ('1' == $_GET['force-extract-installer'] || 'enable' == $_GET['force-extract-installer'] || 'false' == $_GET['force-extract-installer'])) {
self::log("Manual extract found with force extract installer get parametr");
$extract_installer = true;
} else {
$extract_installer = false;
self::log("Manual extract found so not going to extract dup-installer dir");
}
} else {
$extract_installer = true;
}
if ($extract_installer && file_exists($installer_directory)) {
self::log("EXTRACT dup-installer dir");
$scanned_directory = array_diff(scandir($installer_directory), array('..', '.'));
foreach ($scanned_directory as $object) {
$object_file_path = $installer_directory.'/'.$object;
if (is_file($object_file_path)) {
if (unlink($object_file_path)) {
self::log('Successfully deleted the file '.$object_file_path);
} else {
$error .= '[ERROR] Error deleting the file '.$object_file_path.' Please manually delete it and try again.';
self::log($error);
}
}
}
}
//ATTEMPT EXTRACTION:
//ZipArchive and Shell Exec
if ($extract_installer) {
self::log("Ready to extract the installer");
self::log("Checking permission of destination folder");
$destination = dirname(__FILE__);
if (!is_writable($destination)) {
self::log("destination folder for extraction is not writable");
if (self::chmod($destination, 'u+rwx')) {
self::log("Permission of destination folder changed to u+rwx");
} else {
self::log("[ERROR] Permission of destination folder failed to change to u+rwx");
}
}
if (!is_writable($destination)) {
self::log("WARNING: The {$destination} directory is not writable.");
$error = "NOTICE: The {$destination} directory is not writable on this server please talk to your host or server admin about making ";
$error .= "<a target='_blank' href='https://snapcreek.com/duplicator/docs/faqs-tech/#faq-trouble-055-q'>writable {$destination} directory</a> on this server. <br/>";
return $error;
}
if ($isZip) {
$zip_mode = $this->getZipMode();
if (($zip_mode == DUPX_Bootstrap_Zip_Mode::AutoUnzip) || ($zip_mode == DUPX_Bootstrap_Zip_Mode::ZipArchive) && class_exists('ZipArchive')) {
if ($this->hasZipArchive) {
self::log("ZipArchive exists so using that");
$extract_success = $this->extractInstallerZipArchive($archive_filepath);
if ($extract_success) {
self::log('Successfully extracted with ZipArchive');
} else {
if (0 == $this->installer_files_found) {
$error = "[ERROR] This archive is not properly formatted and does not contain a dup-installer directory. Please make sure you are attempting to install the original archive and not one that has been reconstructed.";
self::log($error);
return $error;
} else {
$error = '[ERROR] Error extracting with ZipArchive. ';
self::log($error);
}
}
} else {
self::log("WARNING: ZipArchive is not enabled.");
$error = "NOTICE: ZipArchive is not enabled on this server please talk to your host or server admin about enabling ";
$error .= "<a target='_blank' href='https://snapcreek.com/duplicator/docs/faqs-tech/#faq-trouble-060-q'>ZipArchive</a> on this server. <br/>";
}
}
if (!$extract_success) {
if (($zip_mode == DUPX_Bootstrap_Zip_Mode::AutoUnzip) || ($zip_mode == DUPX_Bootstrap_Zip_Mode::ShellExec)) {
$unzip_filepath = $this->getUnzipFilePath();
if ($unzip_filepath != null) {
$extract_success = $this->extractInstallerShellexec($archive_filepath);
if ($extract_success) {
self::log('Successfully extracted with Shell Exec');
$error = null;
} else {
$error .= '[ERROR] Error extracting with Shell Exec. Please manually extract archive then choose Advanced > Manual Extract in installer.';
self::log($error);
}
} else {
self::log('WARNING: Shell Exec Zip is not available');
$error .= "NOTICE: Shell Exec is not enabled on this server please talk to your host or server admin about enabling ";
$error .= "<a target='_blank' href='http://php.net/manual/en/function.shell-exec.php'>Shell Exec</a> on this server or manually extract archive then choose Advanced > Manual Extract in installer.";
}
}
}
// If both ZipArchive and ShellZip are not available, Error message should be combined for both
if (!$extract_success && $zip_mode == DUPX_Bootstrap_Zip_Mode::AutoUnzip) {
$unzip_filepath = $this->getUnzipFilePath();
if (!class_exists('ZipArchive') && empty($unzip_filepath)) {
self::log("WARNING: ZipArchive and Shell Exec are not enabled on this server.");
$error = "NOTICE: ZipArchive and Shell Exec are not enabled on this server please talk to your host or server admin about enabling ";
$error .= "<a target='_blank' href='https://snapcreek.com/duplicator/docs/faqs-tech/#faq-trouble-060-q'>ZipArchive</a> or <a target='_blank' href='http://php.net/manual/en/function.shell-exec.php'>Shell Exec</a> on this server or manually extract archive then choose Advanced > Manual Extract in installer.";
}
}
} else {
DupArchiveMiniExpander::init("DUPX_Bootstrap::log");
try {
DupArchiveMiniExpander::expandDirectory($archive_filepath, self::INSTALLER_DIR_NAME, dirname(__FILE__));
} catch (Exception $ex) {
self::log("[ERROR] Error expanding installer subdirectory:".$ex->getMessage());
throw $ex;
}
}
$is_apache = (strpos($_SERVER['SERVER_SOFTWARE'], 'Apache') !== false || strpos($_SERVER['SERVER_SOFTWARE'], 'LiteSpeed') !== false);
$is_nginx = (strpos($_SERVER['SERVER_SOFTWARE'], 'nginx') !== false);
$sapi_type = php_sapi_name();
$php_ini_data = array(
'max_execution_time' => 3600,
'max_input_time' => -1,
'ignore_user_abort' => 'On',
'post_max_size' => '4096M',
'upload_max_filesize' => '4096M',
'memory_limit' => DUPLICATOR_PHP_MAX_MEMORY,
'default_socket_timeout' => 3600,
'pcre.backtrack_limit' => 99999999999,
);
$sapi_type_first_three_chars = substr($sapi_type, 0, 3);
if ('fpm' === $sapi_type_first_three_chars) {
self::log("SAPI: FPM");
if ($is_apache) {
self::log('Server: Apache');
} elseif ($is_nginx) {
self::log('Server: Nginx');
}
if (($is_apache && function_exists('apache_get_modules') && in_array('mod_rewrite', apache_get_modules())) || $is_nginx) {
$htaccess_data = array();
foreach ($php_ini_data as $php_ini_key=>$php_ini_val) {
if ($is_apache) {
$htaccess_data[] = 'SetEnv PHP_VALUE "'.$php_ini_key.' = '.$php_ini_val.'"';
} elseif ($is_nginx) {
if ('On' == $php_ini_val || 'Off' == $php_ini_val) {
$htaccess_data[] = 'php_flag '.$php_ini_key.' '.$php_ini_val;
} else {
$htaccess_data[] = 'php_value '.$php_ini_key.' '.$php_ini_val;
}
}
}
$htaccess_text = implode("\n", $htaccess_data);
$htaccess_file_path = dirname(__FILE__).'/dup-installer/.htaccess';
self::log("creating {$htaccess_file_path} with the content:");
self::log($htaccess_text);
@file_put_contents($htaccess_file_path, $htaccess_text);
}
} elseif ('cgi' === $sapi_type_first_three_chars || 'litespeed' === $sapi_type) {
if ('cgi' === $sapi_type_first_three_chars) {
self::log("SAPI: CGI");
} else {
self::log("SAPI: litespeed");
}
if (version_compare(phpversion(), 5.5) >= 0 && (!$is_apache || 'litespeed' === $sapi_type)) {
$ini_data = array();
foreach ($php_ini_data as $php_ini_key=>$php_ini_val) {
$ini_data[] = $php_ini_key.' = '.$php_ini_val;
}
$ini_text = implode("\n", $ini_data);
$ini_file_path = dirname(__FILE__).'/dup-installer/.user.ini';
self::log("creating {$ini_file_path} with the content:");
self::log($ini_text);
@file_put_contents($ini_file_path, $ini_text);
} else{
self::log("No need to create dup-installer/.htaccess or dup-installer/.user.ini");
}
} else {
self::log("No need to create dup-installer/.htaccess or dup-installer/.user.ini");
self::log("ERROR: SAPI: Unrecognized");
}
} else {
self::log("ERROR: Didn't need to extract the installer.");
}
if (empty($error)) {
$config_files = glob('./dup-installer/dup-archive__*.txt');
$config_file_absolute_path = array_pop($config_files);
if (!file_exists($config_file_absolute_path)) {
$error = '<b>Archive config file not found in dup-installer folder.</b> <br><br>';
return $error;
}
}
$is_https = $this->isHttps();
if($is_https) {
$current_url = 'https://';
} else {
$current_url = 'http://';
}
if(($_SERVER['SERVER_PORT'] == 80) && ($is_https)) {
// Fixing what appears to be a bad server setting
$server_port = 443;
} else {
$server_port = $_SERVER['SERVER_PORT'];
}
// for ngrok url and Local by Flywheel Live URL
if (isset($_SERVER['HTTP_X_ORIGINAL_HOST'])) {
$host = $_SERVER['HTTP_X_ORIGINAL_HOST'];
} else {
$host = isset($_SERVER['HTTP_HOST']) ? $_SERVER['HTTP_HOST'] : $_SERVER['SERVER_NAME'];//WAS SERVER_NAME and caused problems on some boxes
}
$current_url .= $host;
if(strpos($current_url,':') === false) {
$current_url = $current_url.':'.$server_port;
}
$current_url .= $_SERVER['REQUEST_URI'];
$uri_start = dirname($current_url);
$encoded_archive_path = urlencode($archive_filepath);
if ($error === null) {
$error = $this->postExtractProcessing();
if($error == null) {
$bootloader_name = basename(__FILE__);
$this->mainInstallerURL = $uri_start.'/'.self::INSTALLER_DIR_NAME.'/main.installer.php';
$this->fixInstallerPerms($this->mainInstallerURL);
$this->archive = $archive_filepath;
$this->bootloader = $bootloader_name;
if (isset($_SERVER['QUERY_STRING']) && !empty($_SERVER['QUERY_STRING'])) {
$this->mainInstallerURL .= '?'.$_SERVER['QUERY_STRING'];
}
self::log("DONE: No detected errors so redirecting to the main installer. Main Installer URI = {$this->mainInstallerURL}");
}
}
return $error;
}
public function postExtractProcessing()
{
$dproInstallerDir = dirname(__FILE__) . '/dup-installer';
$libDir = $dproInstallerDir . '/lib';
$fileopsDir = $libDir . '/fileops';
if(!file_exists($dproInstallerDir)) {
return 'Can\'t extract installer directory. See <a target="_blank" href="https://snapcreek.com/duplicator/docs/faqs-tech/#faq-installer-022-q">this FAQ item</a> for details on how to resolve.</a>';
}
$sourceFilepath = "{$fileopsDir}/fileops.ppp";
$destFilepath = "{$fileopsDir}/fileops.php";
if(file_exists($sourceFilepath) && (!file_exists($destFilepath))) {
if(@rename($sourceFilepath, $destFilepath) === false) {
return "Error renaming {$sourceFilepath}";
}
}
}
/**
* Indicates if site is running https or not
*
* @return bool Returns true if https, false if not
*/
public function isHttps()
{
$retVal = true;
if (isset($_SERVER['HTTPS'])) {
$retVal = ($_SERVER['HTTPS'] !== 'off');
} else {
$retVal = ($_SERVER['SERVER_PORT'] == 443);
}
return $retVal;
}
/**
* Attempts to set the 'dup-installer' directory permissions
*
* @return null
*/
private function fixInstallerPerms()
{
$file_perms = 'u+rw';
$dir_perms = 'u+rwx';
$installer_dir_path = $this->installerContentsPath;
$this->setPerms($installer_dir_path, $dir_perms, false);
$this->setPerms($installer_dir_path, $file_perms, true);
}
/**
* Set the permissions of a given directory and optionally all files
*
* @param string $directory The full path to the directory where perms will be set
* @param string $perms The given permission sets to use such as '0755' or 'u+rw'
* @param string $do_files Also set the permissions of all the files in the directory
*
* @return null
*/
private function setPerms($directory, $perms, $do_files)
{
if (!$do_files) {
// If setting a directory hiearchy be sure to include the base directory
$this->setPermsOnItem($directory, $perms);
}
$item_names = array_diff(scandir($directory), array('.', '..'));
foreach ($item_names as $item_name) {
$path = "$directory/$item_name";
if (($do_files && is_file($path)) || (!$do_files && !is_file($path))) {
$this->setPermsOnItem($path, $perms);
}
}
}
/**
* Set the permissions of a single directory or file
*
* @param string $path The full path to the directory or file where perms will be set
* @param string $perms The given permission sets to use such as '0755' or 'u+rw'
*
* @return bool Returns true if the permission was properly set
*/
private function setPermsOnItem($path, $perms)
{
$result = self::chmod($path, $perms);
$perms_display = decoct($perms);
if ($result === false) {
self::log("ERROR: Couldn't set permissions of $path to {$perms_display}<br/>");
} else {
self::log("Set permissions of $path to {$perms_display}<br/>");
}
return $result;
}
/**
* Compare two strings and return html text which represts diff
*
* @param string $oldString
* @param string $newString
*
* @return string Returns html text
*/
private function compareStrings($oldString, $newString) {
$ret = '';
for($i=0; isset($oldString[$i]) || isset($newString[$i]); $i++) {
if(!isset($oldString[$i])) {
$ret .= '<font color="red">' . $newString[$i] . '</font>';
continue;
}
for($char=0; isset($oldString[$i]{$char}) || isset($newString[$i]{$char}); $char++) {
if(!isset($oldString[$i]{$char})) {
$ret .= '<font color="red">' . substr($newString[$i], $char) . '</font>';
break;
} elseif(!isset($newString[$i]{$char})) {
break;
}
if(ord($oldString[$i]{$char}) != ord($newString[$i]{$char}))
$ret .= '<font color="red">' . $newString[$i]{$char} . '</font>';
else
$ret .= $newString[$i]{$char};
}
}
return $ret;
}
/**
* Logs a string to the dup-installer-bootlog__[HASH].txt file
*
* @param string $s The string to log to the log file
*
* @return boog|int // This function returns the number of bytes that were written to the file, or FALSE on failure.
*/
public static function log($s, $deleteOld = false)
{
static $logfile = null;
if (is_null($logfile)) {
$logfile = dirname(__FILE__).'/dup-installer-bootlog__'.self::PACKAGE_HASH.'.txt';
}
if ($deleteOld && file_exists($logfile)) {
@unlink($logfile);
}
$timestamp = date('M j H:i:s');
return @file_put_contents($logfile, '['.$timestamp.'] '.$s."\n", FILE_APPEND);
}
/**
* Extracts only the 'dup-installer' files using ZipArchive
*
* @param string $archive_filepath The path to the archive file.
*
* @return bool Returns true if the data was properly extracted
*/
private function extractInstallerZipArchive($archive_filepath, $checkSubFolder = false)
{
$success = true;
$zipArchive = new ZipArchive();
$subFolderArchiveList = array();
if (($zipOpenRes = $zipArchive->open($archive_filepath)) === true) {
self::log("Successfully opened $archive_filepath");
$destination = dirname(__FILE__);
$folder_prefix = self::INSTALLER_DIR_NAME.'/';
self::log("Extracting all files from archive within ".self::INSTALLER_DIR_NAME);
$this->installer_files_found = 0;
for ($i = 0; $i < $zipArchive->numFiles; $i++) {
$stat = $zipArchive->statIndex($i);
if ($checkSubFolder == false) {
$filenameCheck = $stat['name'];
$filename = $stat['name'];
$tmpSubFolder = null;
} else {
$safePath = rtrim(self::setSafePath($stat['name']) , '/');
$tmpArray = explode('/' , $safePath);
if (count($tmpArray) < 2) {
continue;
}
$tmpSubFolder = $tmpArray[0];
array_shift($tmpArray);
$filenameCheck = implode('/' , $tmpArray);
$filename = $stat['name'];
}
if ($this->startsWith($filenameCheck , $folder_prefix)) {
$this->installer_files_found++;
if (!empty($tmpSubFolder) && !in_array($tmpSubFolder , $subFolderArchiveList)) {
$subFolderArchiveList[] = $tmpSubFolder;
}
if ($zipArchive->extractTo($destination, $filename) === true) {
self::log("Success: {$filename} >>> {$destination}");
} else {
self::log("[ERROR] Error extracting {$filename} from archive archive file");
$success = false;
break;
}
}
}
if ($checkSubFolder && count($subFolderArchiveList) !== 1) {
self::log("Error: Multiple dup subfolder archive");
$success = false;
} else {
if ($checkSubFolder) {
$this->moveUpfromSubFolder(dirname(__FILE__).'/'.$subFolderArchiveList[0] , true);
}
$lib_directory = dirname(__FILE__).'/'.self::INSTALLER_DIR_NAME.'/lib';
$snaplib_directory = $lib_directory.'/snaplib';
// If snaplib files aren't present attempt to extract and copy those
if(!file_exists($snaplib_directory))
{
$folder_prefix = 'snaplib/';
$destination = $lib_directory;
for ($i = 0; $i < $zipArchive->numFiles; $i++) {
$stat = $zipArchive->statIndex($i);
$filename = $stat['name'];
if ($this->startsWith($filename, $folder_prefix)) {
$this->installer_files_found++;
if ($zipArchive->extractTo($destination, $filename) === true) {
self::log("Success: {$filename} >>> {$destination}");
} else {
self::log("[ERROR] Error extracting {$filename} from archive archive file");
$success = false;
break;
}
}
}
}
}
if ($zipArchive->close() === true) {
self::log("Successfully closed archive file");
} else {
self::log("[ERROR] Problem closing archive file");
$success = false;
}
if ($success != false && $this->installer_files_found < 10) {
if ($checkSubFolder) {
self::log("[ERROR] Couldn't find the installer directory in the archive!");
$success = false;
} else {
self::log("[ERROR] Couldn't find the installer directory in archive root! Check subfolder");
$this->extractInstallerZipArchive($archive_filepath, true);
}
}
} else {
self::log("[ERROR] Couldn't open archive archive file with ZipArchive CODE[".$zipOpenRes."]");
$success = false;
}
return $success;
}
/**
* return true if current SO is windows
*
* @staticvar bool $isWindows
* @return bool
*/
public static function isWindows()
{
static $isWindows = null;
if (is_null($isWindows)) {
$isWindows = (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN');
}
return $isWindows;
}
/**
* return current SO path path len
* @staticvar int $maxPath
* @return int
*/
public static function maxPathLen()
{
static $maxPath = null;
if (is_null($maxPath)) {
if (defined('PHP_MAXPATHLEN')) {
$maxPath = PHP_MAXPATHLEN;
} else {
// for PHP < 5.3.0
$maxPath = self::isWindows() ? 260 : 4096;
}
}
return $maxPath;
}
/**
* this function make a chmod only if the are different from perms input and if chmod function is enabled
*
* this function handles the variable MODE in a way similar to the chmod of lunux
* So the MODE variable can be
* 1) an octal number (0755)
* 2) a string that defines an octal number ("644")
* 3) a string with the following format [ugoa]*([-+=]([rwx]*)+
*
* examples
* u+rw add read and write at the user
* u+rw,uo-wx add read and write ad the user and remove wx at groupd and other
* a=rw is equal at 666
* u=rwx,go-rwx is equal at 700
*
* @param string $file
* @param int|string $mode
* @return boolean
*/
public static function chmod($file, $mode)
{
if (!file_exists($file)) {
return false;
}
$octalMode = 0;
if (is_int($mode)) {
$octalMode = $mode;
} else if (is_string($mode)) {
$mode = trim($mode);
if (preg_match('/([0-7]{1,3})/', $mode)) {
$octalMode = intval(('0'.$mode), 8);
} else if (preg_match_all('/(a|[ugo]{1,3})([-=+])([rwx]{1,3})/', $mode, $gMatch, PREG_SET_ORDER)) {
if (!function_exists('fileperms')) {
return false;
}
// start by file permission
$octalMode = (fileperms($file) & 0777);
foreach ($gMatch as $matches) {
// [ugo] or a = ugo
$group = $matches[1];
if ($group === 'a') {
$group = 'ugo';
}
// can be + - =
$action = $matches[2];
// [rwx]
$gPerms = $matches[3];
// reset octal group perms
$octalGroupMode = 0;
// Init sub perms
$subPerm = 0;
$subPerm += strpos($gPerms, 'x') !== false ? 1 : 0; // mask 001
$subPerm += strpos($gPerms, 'w') !== false ? 2 : 0; // mask 010
$subPerm += strpos($gPerms, 'r') !== false ? 4 : 0; // mask 100
$ugoLen = strlen($group);
if ($action === '=') {
// generate octal group permsissions and ugo mask invert
$ugoMaskInvert = 0777;
for ($i = 0; $i < $ugoLen; $i++) {
switch ($group[$i]) {
case 'u':
$octalGroupMode = $octalGroupMode | $subPerm << 6; // mask xxx000000
$ugoMaskInvert = $ugoMaskInvert & 077;
break;
case 'g':
$octalGroupMode = $octalGroupMode | $subPerm << 3; // mask 000xxx000
$ugoMaskInvert = $ugoMaskInvert & 0707;
break;
case 'o':
$octalGroupMode = $octalGroupMode | $subPerm; // mask 000000xxx
$ugoMaskInvert = $ugoMaskInvert & 0770;
break;
}
}
// apply = action
$octalMode = $octalMode & ($ugoMaskInvert | $octalGroupMode);
} else {
// generate octal group permsissions
for ($i = 0; $i < $ugoLen; $i++) {
switch ($group[$i]) {
case 'u':
$octalGroupMode = $octalGroupMode | $subPerm << 6; // mask xxx000000
break;
case 'g':
$octalGroupMode = $octalGroupMode | $subPerm << 3; // mask 000xxx000
break;
case 'o':
$octalGroupMode = $octalGroupMode | $subPerm; // mask 000000xxx
break;
}
}
// apply + or - action
switch ($action) {
case '+':
$octalMode = $octalMode | $octalGroupMode;
break;
case '-':
$octalMode = $octalMode & ~$octalGroupMode;
break;
}
}
}
}
}
// if input permissions are equal at file permissions return true without performing chmod
if (function_exists('fileperms') && $octalMode === (fileperms($file) & 0777)) {
return true;
}
if (!function_exists('chmod')) {
return false;
}
return @chmod($file, $octalMode);
}
public static function checkInputVaslidInt($input) {
return (filter_var($input, FILTER_VALIDATE_INT) === 0 || filter_var($input, FILTER_VALIDATE_INT));
}
/**
* this function creates a folder if it does not exist and performs a chmod.
* it is different from the normal mkdir function to which an umask is applied to the input permissions.
*
* this function handles the variable MODE in a way similar to the chmod of lunux
* So the MODE variable can be
* 1) an octal number (0755)
* 2) a string that defines an octal number ("644")
* 3) a string with the following format [ugoa]*([-+=]([rwx]*)+
*
* @param string $path
* @param int|string $mode
* @param bool $recursive
* @param resource $context // not used for windows bug
* @return boolean bool TRUE on success or FALSE on failure.
*
* @todo check recursive true and multiple chmod
*/
public static function mkdir($path, $mode = 0777, $recursive = false, $context = null)
{
if (strlen($path) > self::maxPathLen()) {
throw new Exception('Skipping a file that exceeds allowed max path length ['.self::maxPathLen().']. File: '.$filepath);
}
if (!file_exists($path)) {
if (!function_exists('mkdir')) {
return false;
}
if (!@mkdir($path, 0777, $recursive)) {
return false;
}
}
return self::chmod($path, $mode);
}
/**
* move all folder content up to parent
*
* @param string $subFolderName full path
* @param boolean $deleteSubFolder if true delete subFolder after moved all
* @return boolean
*
*/
private function moveUpfromSubFolder($subFolderName, $deleteSubFolder = false)
{
if (!is_dir($subFolderName)) {
return false;
}
$parentFolder = dirname($subFolderName);
if (!is_writable($parentFolder)) {
return false;
}
$success = true;
if (($subList = glob(rtrim($subFolderName, '/').'/*', GLOB_NOSORT)) === false) {