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support exporting books as zip files

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This commit is contained in:
Nikhil Jha
2020-05-13 19:57:59 -07:00
parent a7d9646b19
commit ea82c2f61b
3 changed files with 28 additions and 3 deletions
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26
app/Http/Controllers/BookExportController.php
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@ -2,9 +2,11 @@
namespace BookStack\Http\Controllers;
use BookStack\Entities\Managers\BookContents;
use BookStack\Entities\ExportService;
use BookStack\Entities\Repos\BookRepo;
use Throwable;
use ZipArchive;
class BookExportController extends Controller
{
@ -59,9 +61,31 @@ class BookExportController extends Controller
*/
public function markdown(string $bookSlug)
{
// TODO: This should probably export to a zip file.
$book = $this->bookRepo->getBySlug($bookSlug);
$textContent = $this->exportService->bookToMarkdown($book);
return $this->downloadResponse($textContent, $bookSlug . '.md');
}
/**
* Export a book as a zip file, made of markdown files.
*/
public function zip(string $bookSlug)
{
$book = $this->bookRepo->getBySlug($bookSlug);
$z = new ZipArchive();
$z->open("book.zip", \ZipArchive::CREATE | \ZipArchive::OVERWRITE);
$bookTree = (new BookContents($book))->getTree(false, true);
foreach ($bookTree as $bookChild) {
if ($bookChild->isA('chapter')) {
$z->addEmptyDir($bookChild->name);
foreach ($bookChild->pages as $page) {
$z->addFromString($bookChild->name . "/" . $page->name . ".md", $this->exportService->pageToMarkdown($page));
}
} else {
$z->addFromString($bookChild->name . ".md", $this->exportService->pageToMarkdown($bookChild));
}
}
return response()->download('book.zip');
// TODO: Is not unlinking it a security issue?
}
}