CUpdateSystem::CopyDirFiles

static function CopyDirFiles($path_from, $path_to, &$strError)
{
	$strError_tmp = "";

	while (strlen($path_from)>1 && $path_from[strlen($path_from)-1]=="/")
		$path_from = substr($path_from, 0, strlen($path_from)-1);

	while (strlen($path_to)>1 && $path_to[strlen($path_to)-1]=="/")
		$path_to = substr($path_to, 0, strlen($path_to)-1);

	if (strpos($path_to."/", $path_from."/")===0)
		$strError_tmp .= "[UCDF01] ".GetMessage("SUPP_CDF_SELF_COPY").".
";

	if ($strError_tmp == '')
	{
		if (!file_exists($path_from))
			$strError_tmp .= "[UCDF02] ".str_replace("#FILE#", $path_from, GetMessage("SUPP_CDF_NO_PATH")).".
";
	}

	if ($strError_tmp == '')
	{
		$strongUpdateCheck = COption::GetOptionString("main", "strong_update_check", "Y");

		if (is_dir($path_from))
		{
			CUpdateSystem::CheckDirPath($path_to."/");

			if (!file_exists($path_to) || !is_dir($path_to))
				$strError_tmp .= "[UCDF03] ".str_replace("#FILE#", $path_to, GetMessage("SUPP_CDF_CANT_CREATE")).".
";
			elseif (!is_writable($path_to))
				$strError_tmp .= "[UCDF04] ".str_replace("#FILE#", $path_to, GetMessage("SUPP_CDF_CANT_WRITE")).".
";

			if ($strError_tmp == '')
			{
				if ($handle = @opendir($path_from))
				{
					while (($file = readdir($handle)) !== false)
					{
						if ($file == "." || $file == "..")
							continue;

						if (substr($file, 0, strlen("updater")) == "updater")
							continue;

						if (is_dir($path_from."/".$file))
						{
							CUpdateSystem::CopyDirFiles($path_from."/".$file, $path_to."/".$file, $strError_tmp);
						}
						elseif (is_file($path_from."/".$file))
						{
							if (file_exists($path_to."/".$file) && !is_writable($path_to."/".$file))
							{
								$strError_tmp .= "[UCDF05] ".str_replace("#FILE#", $path_to."/".$file, GetMessage("SUPP_CDF_CANT_FILE")).".
";
							}
							else
							{
								if ($strongUpdateCheck == "Y")
									$crc32_old = dechex(crc32(file_get_contents($path_from."/".$file)));

								@copy($path_from."/".$file, $path_to."/".$file);
								@chmod($path_to."/".$file, BX_FILE_PERMISSIONS);

								if ($strongUpdateCheck == "Y")
								{
									$crc32_new = dechex(crc32(file_get_contents($path_to."/".$file)));
									if ($crc32_new !== $crc32_old)
									{
										$strError_tmp .= "[UCDF061] ".str_replace("#FILE#", $path_to."/".$file, GetMessage("SUPP_UGA_FILE_CRUSH")).".
";
									}
								}
							}
						}
					}
					@closedir($handle);
				}
			}
		}
		else
		{
			$p = CUpdateSystem::bxstrrpos($path_to, "/");
			$path_to_dir = substr($path_to, 0, $p);
			CUpdateSystem::CheckDirPath($path_to_dir."/");

			if (!file_exists($path_to_dir) || !is_dir($path_to_dir))
				$strError_tmp .= "[UCDF06] ".str_replace("#FILE#", $path_to_dir, GetMessage("SUPP_CDF_CANT_FOLDER")).".
";
			elseif (!is_writable($path_to_dir))
				$strError_tmp .= "[UCDF07] ".str_replace("#FILE#", $path_to_dir, GetMessage("SUPP_CDF_CANT_FOLDER_WR")).".
";

			if ($strError_tmp == '')
			{
				if ($strongUpdateCheck == "Y")
					$crc32_old = dechex(crc32(file_get_contents($path_from)));

				@copy($path_from, $path_to);
				@chmod($path_to, BX_FILE_PERMISSIONS);

				if ($strongUpdateCheck == "Y")
				{
					$crc32_new = dechex(crc32(file_get_contents($path_to)));
					if ($crc32_new != $crc32_old)
					{
						$strError_tmp .= "[UCDF0611] ".str_replace("#FILE#", $path_to, GetMessage("SUPP_UGA_FILE_CRUSH")).".
";
					}
				}
			}
		}
	}

	if ($strError_tmp <> '')
	{
		CUpdateSystem::AddMessage2Log($strError_tmp, "CUCDF");
		$strError .= $strError_tmp;
		return false;
	}
	else
		return true;
}