BookStack/app/Http/Controllers/Api/ChapterExportApiController.php

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<?php
namespace BookStack\Http\Controllers\Api;
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use BookStack\Entities\Models\Chapter;
use BookStack\Entities\Tools\ExportFormatter;
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use Throwable;
class ChapterExportApiController extends ApiController
{
protected $exportFormatter;
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/**
* ChapterExportController constructor.
*/
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public function __construct(ExportFormatter $exportFormatter)
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{
$this->exportFormatter = $exportFormatter;
$this->middleware('can:content-export');
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}
/**
* Export a chapter as a PDF file.
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*
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* @throws Throwable
*/
public function exportPdf(int $id)
{
$chapter = Chapter::visible()->findOrFail($id);
$pdfContent = $this->exportFormatter->chapterToPdf($chapter);
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return $this->download()->directly($pdfContent, $chapter->slug . '.pdf');
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}
/**
* Export a chapter as a contained HTML file.
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*
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* @throws Throwable
*/
public function exportHtml(int $id)
{
$chapter = Chapter::visible()->findOrFail($id);
$htmlContent = $this->exportFormatter->chapterToContainedHtml($chapter);
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return $this->download()->directly($htmlContent, $chapter->slug . '.html');
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}
/**
* Export a chapter as a plain text file.
*/
public function exportPlainText(int $id)
{
$chapter = Chapter::visible()->findOrFail($id);
$textContent = $this->exportFormatter->chapterToPlainText($chapter);
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return $this->download()->directly($textContent, $chapter->slug . '.txt');
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}
/**
* Export a chapter as a markdown file.
*/
public function exportMarkdown(int $id)
{
$chapter = Chapter::visible()->findOrFail($id);
$markdown = $this->exportFormatter->chapterToMarkdown($chapter);
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return $this->download()->directly($markdown, $chapter->slug . '.md');
}
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}