archive.php

См. документацию.

<?php
namespace Bitrix\Landing\Zip\Nginx;
 
use \Bitrix\Main\Context;
use \Bitrix\Main\Loader;
 
class Archive
{
    protected $name;

    protected $entries = [];

    public function __construct($name)
    {
        $this->name = $name;
    }

    public function addEntry($archiveEntry)
    {
        if ($archiveEntry instanceof ArchiveEntry)
        {
            $this->entries[] = $archiveEntry;
        }
    }

    public function isEmpty()
    {
        return empty($this->entries);
    }

    protected function getFileList()
    {
        $list = [];
        foreach ($this->entries as $entry)
        {
            $list[] = (string)$entry;
        }
        unset($entry);
 
        return implode("\n", $list);
    }

    protected function addHeaders()
    {
        $httpResponse = Context::getCurrent()->getResponse();
        $httpResponse->addHeader('X-Archive-Files', 'zip');
 
        $utfName = \CHTTP::urnEncode($this->name, 'UTF-8');
        $translitName = \CUtil::translit($this->name, LANGUAGE_ID, [
            'max_len' => 1024,
            'safe_chars' => '.',
            'replace_space' => '-',
        ]);
        $httpResponse->addHeader(
            'Content-Disposition',
            "attachment; filename=\"" . $translitName . "\"; filename*=utf-8''" . $utfName
        );
 
        unset($utfName, $translitName, $httpResponse);
    }

    public function send()
    {
        if (!$this->isEmpty())
        {
            $this->disableCompression();
            $this->addHeaders();
            Context::getCurrent()->getResponse()->flush(
                $this->getFileList()
            );
        }
    }

    protected function disableCompression()
    {
        if (Loader::includeModule('compression'))
        {
            \CCompress::disableCompression();
        }
    }
}