Current File : /var/www/projetos/korean.ongrace.com/wp-content/plugins/duplicator/classes/class.io.php
<?php
defined('ABSPATH') || defined('DUPXABSPATH') || exit;
/**
* @copyright 2018 Snap Creek LLC
* Class for all IO operations
*/
// Exit if accessed directly
if (! defined('DUPLICATOR_VERSION')) exit;
class DUP_IO
{
/**
* Safely deletes a file
*
* @param string $file The full filepath to the file
*
* @return TRUE on success or if file does not exist. FALSE on failure
*/
public static function deleteFile($file)
{
if (file_exists($file)) {
if (@unlink($file) === false) {
DUP_Log::Info("Duplicator could not delete file: '{$file}'");
return false;
}
}
return true;
}
/**
* Removes a directory recursively except for the root of a WP Site
*
* @param string $directory The full filepath to the directory to remove
*
* @return TRUE on success FALSE on failure
*/
public static function deleteTree($directory)
{
$success = true;
if(!file_exists("{$directory}/wp-config.php")) {
$filenames = array_diff(scandir($directory), array('.', '..'));
foreach ($filenames as $filename) {
if (is_dir("$directory/$filename")) {
$success = self::deleteTree("$directory/$filename");
} else {
$success = @unlink("$directory/$filename");
}
if ($success === false) {
break;
}
}
} else {
return false;
}
return $success && @rmdir($directory);
}
/**
* Safely copies a file to a directory
*
* @param string $source_file The full filepath to the file to copy
* @param string $dest_dir The full path to the destination directory were the file will be copied
* @param string $delete_first Delete file before copying the new one
*
* @return TRUE on success or if file does not exist. FALSE on failure
*/
public static function copyFile($source_file, $dest_dir, $delete_first = false)
{
//Create directory
if (file_exists($dest_dir) == false)
{
if (wp_mkdir_p($dest_dir) === false) {
return false;
}
}
//Remove file with same name before copy
$filename = basename($source_file);
$dest_filepath = $dest_dir . "/$filename";
if($delete_first)
{
self::deleteFile($dest_filepath);
}
return copy($source_file, $dest_filepath);
}
/**
* Prepends data to an existing file
*
* @param string $file The full file path to the file
* @param string $content The content to prepend to the file
*
* @return TRUE on success or if file does not exist. FALSE on failure
*/
public static function fwritePrepend($file, $prepend)
{
if (!file_exists($file) || !is_writable($file)) {
return false;
}
$handle = fopen($file, "r+");
$len = strlen($prepend);
$final_len = filesize($file) + $len;
$cache_old = fread($handle, $len);
rewind($handle);
$i = 1;
while (ftell($handle) < $final_len) {
fwrite($handle, $prepend);
$prepend = $cache_old;
$cache_old = fread($handle, $len);
fseek($handle, $i * $len);
$i++;
}
}
}
Mini Shell