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Mini Shell
Mini Shell
<?php
/**
* Filesystem utilities
*
* @package ThemeREX Updater
* @since v1.0.0
*/
// Don't load directly
if ( ! defined( 'ABSPATH' ) ) die( '-1' );
/* Check if file/folder present in the child theme and return path (url) to it.
Else - path (url) to file in the main theme dir
------------------------------------------------------------------------------------- */
if (!function_exists('trx_updater_get_file_dir')) {
function trx_updater_get_file_dir($file, $return_url=false) {
if ($file[0]=='/') $file = substr($file, 1);
$theme_dir = get_template_directory().'/'.TRX_UPDATER_BASE.'/';
$theme_url = get_template_directory_uri().'/'.TRX_UPDATER_BASE.'/';
$child_dir = get_stylesheet_directory().'/'.TRX_UPDATER_BASE.'/';
$child_url = get_stylesheet_directory_uri().'/'.TRX_UPDATER_BASE.'/';
$dir = '';
if (file_exists(($child_dir).($file)))
$dir = ($return_url ? $child_url : $child_dir) . ($file);
else if (file_exists(($theme_dir).($file)))
$dir = ($return_url ? $theme_url : $theme_dir) . ($file);
else if (file_exists(TRX_UPDATER_DIR . ($file)))
$dir = ($return_url ? TRX_UPDATER_URL : TRX_UPDATER_DIR) . ($file);
return apply_filters( $return_url ? 'trx_updater_get_file_url' : 'trx_updater_get_file_dir', $dir, $file );
}
}
if (!function_exists('trx_updater_get_file_url')) {
function trx_updater_get_file_url($file) {
return trx_updater_get_file_dir($file, true);
}
}
// Include part of template with specified parameters
if (!function_exists('trx_updater_get_template_part')) {
function trx_updater_get_template_part($file, $args_name='', $args=array()) {
static $fdirs = array();
if (!is_array($file))
$file = array($file);
foreach ($file as $f) {
if (!empty($fdirs[$f]) || ($fdirs[$f] = trx_updater_get_file_dir($f)) != '') {
if (!empty($args_name) && !empty($args))
set_query_var($args_name, $args);
include $fdirs[$f];
break;
}
}
}
}
// Return file extension from full name/path
if (!function_exists('trx_updater_get_file_ext')) {
function trx_updater_get_file_ext($file) {
$ext = pathinfo($file, PATHINFO_EXTENSION);
return empty($ext) ? '' : $ext;
}
}
// Return file name from full name/path
if (!function_exists('trx_updater_get_file_name')) {
function trx_updater_get_file_name($file, $without_ext=true) {
$parts = pathinfo($file);
return !empty($parts['filename']) && $without_ext ? $parts['filename'] : $parts['basename'];
}
}
/* Init WP Filesystem before the plugins and theme init
------------------------------------------------------------------- */
if (!function_exists('trx_updater_init_filesystem')) {
add_action( 'init', 'trx_updater_init_filesystem', 0);
function trx_updater_init_filesystem() {
if ( !function_exists('WP_Filesystem') ) {
require_once trailingslashit(ABSPATH) . 'wp-admin/includes/file.php';
}
if ( is_admin() ) {
$url = admin_url();
$creds = false;
// First attempt to get credentials.
if ( function_exists('request_filesystem_credentials') && false === ( $creds = request_filesystem_credentials( $url, '', false, false, array() ) ) ) {
// If we comes here - we don't have credentials
// so the request for them is displaying no need for further processing
return false;
}
// Now we got some credentials - try to use them.
if ( ! WP_Filesystem( $creds ) ) {
// Incorrect connection data - ask for credentials again, now with error message.
if ( function_exists('request_filesystem_credentials') ) request_filesystem_credentials( $url, '', true, false );
return false;
}
return true; // Filesystem object successfully initiated.
} else {
WP_Filesystem();
}
return true;
}
}
// Put data into specified file
if (!function_exists('trx_updater_fpc')) {
function trx_updater_fpc($file, $data, $flag=0) {
global $wp_filesystem;
if (!empty($file)) {
if (isset($wp_filesystem) && is_object($wp_filesystem)) {
$file = str_replace(ABSPATH, $wp_filesystem->abspath(), $file);
// Attention! WP_Filesystem can't append the content to the file!
if ($flag==FILE_APPEND && $wp_filesystem->exists($file) && strpos($file, '//')===false) {
// If it is a existing local file (not contain '//' in the path) and we need to append data -
// use native PHP function to prevent large consumption of memory
return file_put_contents($file, $data, $flag);
} else {
// In other case (not a local file or not need to append data or file not exists)
// That's why we have to read the contents of the file into a string,
// add new content to this string and re-write it to the file if parameter $flag == FILE_APPEND!
return $wp_filesystem->put_contents($file, ($flag==FILE_APPEND && $wp_filesystem->exists($file) ? $wp_filesystem->get_contents($file) : '') . $data, false);
}
} else {
throw new Exception(sprintf(esc_html__('WP Filesystem is not initialized! Put contents to the file "%s" failed', 'trx_updater'), $file));
}
}
return false;
}
}
// Get text from specified file
if (!function_exists('trx_updater_fgc')) {
function trx_updater_fgc($file, $unpack=false) {
global $wp_filesystem;
if (!empty($file)) {
if (isset($wp_filesystem) && is_object($wp_filesystem)) {
$file = str_replace(ABSPATH, $wp_filesystem->abspath(), $file);
$tmp_cont = strpos($file, '//')!==false //&& !$allow_url_fopen
? trx_updater_remote_get($file)
: $wp_filesystem->get_contents($file);
if ($unpack && trx_updater_get_file_ext($file) == 'zip') {
trx_updater_allow_upload_archives();
$tmp_name = 'tmp-'.rand().'.zip';
$tmp = wp_upload_bits($tmp_name, null, $tmp_cont);
trx_updater_disallow_upload_archives();
if ($tmp['error'])
$tmp_cont = '';
else {
unzip_file($tmp['file'], dirname($tmp['file']));
$file_name = dirname($tmp['file']) . '/' . basename($file, '.zip') . '.txt';
$tmp_cont = trx_updater_fgc($file_name);
unlink($tmp['file']);
unlink($file_name);
}
}
return $tmp_cont;
} else {
throw new Exception(sprintf(esc_html__('WP Filesystem is not initialized! Get contents from the file "%s" failed', 'trx_updater'), $file));
}
}
return '';
}
}
// Get array with rows from specified file
if (!function_exists('trx_updater_fga')) {
function trx_updater_fga($file) {
global $wp_filesystem;
if (!empty($file)) {
if (isset($wp_filesystem) && is_object($wp_filesystem)) {
$file = str_replace(ABSPATH, $wp_filesystem->abspath(), $file);
return $wp_filesystem->get_contents_array($file);
} else {
throw new Exception(sprintf(esc_html__('WP Filesystem is not initialized! Get rows from the file "%s" failed', 'trx_updater'), $file));
}
}
return array();
}
}
// Remove unsafe characters from file/folder path
if (!function_exists('trx_updater_esc')) {
function trx_updater_esc($name) {
return str_replace(array('\\', '~', '$', ':', ';', '+', '>', '<', '|', '"', "'", '`', "\xFF", "\x0A", "\x0D", '*', '?', '^'), '/', trim($name));
}
}
// Remove protocol from the url
if ( ! function_exists( 'trx_updater_remove_protocol' ) ) {
function trx_updater_remove_protocol( $url, $complete = true ) {
$pos = strpos( $url, '://' );
if ( false !== $pos ) {
$url = substr( $url, $pos + 1 + ( $complete ? 2 : 0 ) );
}
return $url;
}
}
// Get file mode (file permissions supported by chmod)
if ( ! function_exists( 'trx_updater_getmod' ) ) {
function trx_updater_getmod( $filename ) {
$val = 0;
$perms = fileperms( $filename );
// Owner; User
$val += (($perms & 0x0100) ? 0x0100 : 0x0000); //Read
$val += (($perms & 0x0080) ? 0x0080 : 0x0000); //Write
$val += (($perms & 0x0040) ? 0x0040 : 0x0000); //Execute
// Group
$val += (($perms & 0x0020) ? 0x0020 : 0x0000); //Read
$val += (($perms & 0x0010) ? 0x0010 : 0x0000); //Write
$val += (($perms & 0x0008) ? 0x0008 : 0x0000); //Execute
// Global; World
$val += (($perms & 0x0004) ? 0x0004 : 0x0000); //Read
$val += (($perms & 0x0002) ? 0x0002 : 0x0000); //Write
$val += (($perms & 0x0001) ? 0x0001 : 0x0000); //Execute
// Misc
$val += (($perms & 0x40000) ? 0x40000 : 0x0000); //temporary file (01000000)
$val += (($perms & 0x80000) ? 0x80000 : 0x0000); //compressed file (02000000)
$val += (($perms & 0x100000) ? 0x100000 : 0x0000); //sparse file (04000000)
$val += (($perms & 0x0800) ? 0x0800 : 0x0000); //Hidden file (setuid bit) (04000)
$val += (($perms & 0x0400) ? 0x0400 : 0x0000); //System file (setgid bit) (02000)
$val += (($perms & 0x0200) ? 0x0200 : 0x0000); //Archive bit (sticky bit) (01000)
return $val;
}
}
// Remote files
//-------------------------------------------------------
// Get text from specified file via HTTP (cURL)
if (!function_exists('trx_updater_remote_get')) {
function trx_updater_remote_get($file, $timeout=-1) {
// Set timeout as half of the PHP execution time
if ($timeout < 1) $timeout = round( 0.5 * max(30, ini_get('max_execution_time')));
if (substr($file, 0, 2) == '//') $file = 'http' . ( is_ssl() ? 's' : '') . ':' . $file;
$response = wp_remote_get($file, array(
'method' => 'GET',
'timeout' => $timeout
)
);
//return wp_remote_retrieve_response_code( $response ) == 200 ? wp_remote_retrieve_body( $response ) : '';
return !is_wp_error($response) && isset($response['response']['code']) && $response['response']['code']==200
? $response['body']
: '';
}
}
// Get text from specified file via HTTP (cURL)
if (!function_exists('trx_updater_remote_post')) {
function trx_updater_remote_post($file, $args, $timeout=-1) {
// Set timeout as half of the PHP execution time
if ($timeout < 1) $timeout = round( 0.5 * max(30, ini_get('max_execution_time')));
if (substr($file, 0, 2) == '//') $file = 'http' . ( is_ssl() ? 's' : '') . ':' . $file;
$response = wp_remote_post($file, array(
'method' => 'POST',
'timeout' => $timeout,
'body' => $args
)
);
//return wp_remote_retrieve_response_code( $response ) == 200 ? wp_remote_retrieve_body( $response ) : '';
return !is_wp_error($response) && isset($response['response']['code']) && $response['response']['code']==200 ? $response['body'] : '';
}
}
// Get JSON from specified url via HTTP (cURL) and return object or null
if (!function_exists('trx_updater_retrieve_json')) {
add_filter( 'trx_updater_filter_retrieve_json', 'trx_updater_retrieve_json' );
function trx_updater_retrieve_json($url) {
$data = '';
$resp = trim( trx_updater_remote_get($url) );
if ( in_array( substr($resp, 0, 1), array( '{', '[' ) ) ) {
$data = json_decode($resp, true);
}
return $data;
}
}
// Folders tree
//--------------------------------------
// Delete specified folder and it's subfolders
if ( ! function_exists( 'trx_updater_del_folder' ) ) {
function trx_updater_del_folder( $dir, $delete_root=true ) {
$files = array();
$dirs = array();
$d = opendir( $dir );
while ( ( $fname = readdir( $d ) ) !== false ) {
if ( $fname == '.' || $fname == '..' ) {
continue;
}
if ( is_dir( $dir . '/' . $fname ) ) {
$dirs[] = $fname;
} else {
$files[] = $fname;
}
}
closedir( $d );
for ( $i = 0; $i < count( $files ); $i++ ) {
@unlink( $dir . '/' . $files[ $i ] );
}
for ( $i = 0; $i < count( $dirs ); $i++ ) {
trx_updater_del_folder( $dir . '/' . $dirs[ $i ] );
}
if ( $delete_root ) {
@rmdir( $dir );
}
}
}
// Get list of the files in the specified folder
if ( ! function_exists( 'trx_updater_scan_folder' ) ) {
function trx_updater_scan_folder( $dir, $relative_dir = '', $allow_ext = array() ) {
$list = array();
$full_dir = $relative_dir . ( ! empty( $relative_dir ) && ! empty( $dir ) ? '/' : '') . $dir;
if ( is_dir( $full_dir ) ) {
$hdir = @opendir( $full_dir );
if ( $hdir ) {
while ( ( $file = readdir( $hdir ) ) !== false ) {
$pi = pathinfo( $full_dir . '/' . $file );
if ( substr( $file, 0, 1) == '.' ) {
continue;
}
if ( is_dir( $full_dir . '/' . $file ) ) {
$list = array_merge( $list, trx_updater_scan_folder( ( ! empty( $dir ) ? $dir . '/' : '') . $file, $relative_dir, $allow_ext ) );
} else if ( empty( $allow_ext ) || in_array( $pi['extension'], $allow_ext ) ) {
$list[] = ( ! empty( $dir ) ? $dir . '/' : '' ) . $file;
}
}
@closedir( $hdir );
}
}
return $list;
}
}
// Archives
//---------------------------------
// Unpack archive to the specified folder
if ( ! function_exists( 'trx_updater_unpack_archive' ) ) {
function trx_updater_unpack_archive( $arh_name, $dest_folder ) {
if ( class_exists( 'ZipArchive' ) ) {
$zip = new ZipArchive;
if ( $zip->open( $arh_name ) === true ) {
$zip->extractTo( $dest_folder );
// Restore date of each file
$numFiles = $zip->numFiles;
for ( $i=0; $i < $numFiles; $i++ ) {
$info = $zip->statIndex( $i );
$file = $dest_folder . '/' . $info['name'];
if ( file_exists( $file ) || is_dir( $file ) ) {
touch( $file, $info['mtime'] );
}
}
$zip->close();
}
}
}
}
// Pack files from specified folder into archive
if ( ! function_exists( 'trx_updater_pack_archive' ) ) {
function trx_updater_pack_archive( $arh_name, $dest_folder, $files=false ) {
$rez = false;
if ( class_exists( 'ZipArchive' ) ) {
$zip = new ZipArchive;
if ( $zip->open( $arh_name, ZIPARCHIVE::CREATE ) === true ) {
if ( is_array( $files) ) { // Add to archive files from the list
foreach( $files as $file ) {
$zip->addFile( $file, str_replace( $dest_folder . '/', '', $file ) );
}
} else if ( is_dir( $dest_folder ) ) { // Add to archive specified folder
$files = trx_updater_scan_folder( '', $dest_folder );
foreach( $files as $file ) {
$zip->addFile( $dest_folder . '/' . $file, $file );
}
} else { // Add to archive single file
$pi = pathinfo( $dest_folder );
$zip->addFile( $dest_folder, $pi['basename'] );
}
$zip->close();
$rez = true;
}
}
return $rez;
}
}
// Allow upload archive
if ( ! function_exists( 'trx_updater_allow_upload_archives' ) ) {
function trx_updater_allow_upload_archives() {
add_filter( 'upload_mimes', 'trx_updater_add_archives_to_mimes', 10, 2 );
}
}
// Disallow upload archive
if ( ! function_exists( 'trx_updater_disallow_upload_archives' ) ) {
function trx_updater_disallow_upload_archives() {
remove_action( 'upload_mimes', 'trx_updater_add_archives_to_mimes', 10 );
}
}
// Allow upload archive
if ( ! function_exists( 'trx_updater_add_archives_to_mimes' ) ) {
//Handler of the add_filter( 'upload_mimes', 'trx_updater_add_archives_to_mimes', 10, 2 );
function trx_updater_add_archives_to_mimes( $types, $user_id = 0 ) {
$types['zip'] = 'application/zip';
return $types;
}
}
Zerion Mini Shell 1.0