CAllMain::SaveFileContent

public function SaveFileContent($abs_path, $strContent)
{
	$strContent = str_replace("rn", "n", $strContent);

	$file = array();
	$this->ResetException();

	foreach(GetModuleEvents("main", "OnBeforeChangeFile", true) as $arEvent)
	{
		if(ExecuteModuleEventEx($arEvent, array($abs_path, &$strContent)) == false)
		{
			if(!$this->GetException())
				$this->ThrowException(GetMessage("main_save_file_handler_error", array("#HANDLER#"=>$arEvent["TO_NAME"])));
			return false;
		}
	}

	$io = CBXVirtualIo::GetInstance();
	$fileIo = $io->GetFile($abs_path);

	$io->CreateDirectory($fileIo->GetPath());

	if($fileIo->IsExists())
	{
		$file["exists"] = true;
		if (!$fileIo->IsWritable())
			$fileIo->MarkWritable();
		$file["size"] = $fileIo->GetFileSize();
	}

	/****************************** QUOTA ******************************/
	if (COption::GetOptionInt("main", "disk_space") > 0)
	{
		$quota = new CDiskQuota();
		if (false === $quota->checkDiskQuota(array("FILE_SIZE" => intval(mb_strlen($strContent) - intVal($file["size"])))))
		{
			$this->ThrowException($quota->LAST_ERROR, "BAD_QUOTA");
			return false;
		}
	}
	/****************************** QUOTA ******************************/
	if ($fileIo->PutContents($strContent))
	{
		$fileIo->MarkWritable();
	}
	else
	{
		if ($file["exists"])
			$this->ThrowException(GetMessage("MAIN_FILE_NOT_CREATE"), "FILE_NOT_CREATE");
		else
			$this->ThrowException(GetMessage("MAIN_FILE_NOT_OPENED"), "FILE_NOT_OPEN");
		return false;
	}

	bx_accelerator_reset();

	$site = CSite::GetSiteByFullPath($abs_path);
	$DOC_ROOT = CSite::GetSiteDocRoot($site);
	if(mb_strtoupper(mb_substr(PHP_OS, 0, 3)) === 'WIN')
	{
		//Fix for name case under Windows
		$abs_path = mb_strtolower($abs_path);
		$DOC_ROOT = mb_strtolower($DOC_ROOT);
	}

	if(mb_strpos($abs_path, $DOC_ROOT) === 0 && $site!==false)
	{
		$DOC_ROOT = rtrim($DOC_ROOT, "/\");
		$path = "/".ltrim(mb_substr($abs_path, mb_strlen($DOC_ROOT)), "/\");

		foreach(GetModuleEvents("main", "OnChangeFile", true) as $arEvent)
			ExecuteModuleEventEx($arEvent, array($path, $site));
	}
	/****************************** QUOTA ******************************/
	if (COption::GetOptionInt("main", "disk_space") > 0)
	{
		$fs = $fileIo->GetFileSize();
		CDiskQuota::updateDiskQuota("files", intval($fs - intVal($file["size"])), "update");
	}
	/****************************** QUOTA ******************************/
	return true;
}