document.php

<?php
 
namespace Bitrix\Main\UI\Viewer\Transformation;
 
use Bitrix\Main\Config\Option;
use Bitrix\Main\ModuleManager;
use Bitrix\Main\Web\MimeType;
use Bitrix\Transformer\DocumentTransformer;
 
class Document extends Transformation
{
    public static function getInputContentTypes()
    {
        return [
            'text/html',
            'text/plain',
            'application/xml',
            'application/pdf',
            'application/rtf',
            'text/rtf',
            'application/msword',
            'application/vnd.ms-excel',
            'application/vnd.ms-powerpoint',
            'application/vnd.ms-visio',
            'application/vnd.ms-visio.drawing',
            'application/vnd.ms-word.document.macroEnabled.12',
            'application/vnd.openxmlformats-officedocument.wordprocessingml.document',
            'application/vnd.ms-word.template.macroEnabled.12',
            'application/vnd.openxmlformats-officedocument.wordprocessingml.template',
            'application/vnd.ms-powerpoint.template.macroEnabled.12',
            'application/vnd.openxmlformats-officedocument.presentationml.template',
            'application/vnd.ms-powerpoint.addin.macroEnabled.12',
            'application/vnd.ms-powerpoint.slideshow.macroEnabled.12',
            'application/vnd.openxmlformats-officedocument.presentationml.slideshow',
            'application/vnd.ms-powerpoint.presentation.macroEnabled.12',
            'application/vnd.openxmlformats-officedocument.presentationml.presentation',
            'application/vnd.ms-excel.addin.macroEnabled.12',
            'application/vnd.ms-excel.sheet.binary.macroEnabled.12',
            'application/vnd.ms-excel.sheet.macroEnabled.12',
            'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',
            'application/vnd.ms-excel.template.macroEnabled.12',
            'application/vnd.openxmlformats-officedocument.spreadsheetml.template',
            'image/vnd.djvu',
            'application/epub+zip',
            'message/rfc822',
            'application/vnd.oasis.opendocument.text',
        ];
    }
 
    public function getOutputContentType()
    {
        return MimeType::getByFileExtension($this->getOutputExtension());
    }
 
    public function getOutputExtension()
    {
        return 'pdf';
    }
 
    public function buildTransformer()
    {
        return new DocumentTransformer();
    }
 
    public function getInputMaxSize()
    {
        $defaultValue = ModuleManager::isModuleInstalled('bitrix24')? 40 : 10;
 
        return intval(Option::get('main', 'max_size_for_document_transformation', $defaultValue)) * 1024 * 1024;
    }
}