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Add direct preview link to single shared image files 

Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>
This commit is contained in:
Roeland Jago Douma 2017-09-21 11:37:37 +02:00
parent 29fb315ffc
commit 7d8c5f73f5
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GPG Key ID: F941078878347C0C
2 changed files with 54 additions and 0 deletions
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46
apps/files_sharing/lib/Controller/PublicPreviewController.php
View File

@ -101,4 +101,50 @@ class PublicPreviewController extends Controller {
return new DataResponse([], Http::STATUS_BAD_REQUEST);
}
}
/**
* @PublicPage
* @NoCSRFRequired
*
* @param $token
* @return DataResponse|FileDisplayResponse
*/
public function directLink($token) {
// No token no image
if ($token === '') {
return new DataResponse([], Http::STATUS_BAD_REQUEST);
}
// No share no image
try {
$share = $this->shareManager->getShareByToken($token);
} catch (ShareNotFound $e) {
return new DataResponse([], Http::STATUS_NOT_FOUND);
}
// No permissions no image
if (($share->getPermissions() & Constants::PERMISSION_READ) === 0) {
return new DataResponse([], Http::STATUS_FORBIDDEN);
}
// Password protected shares have no direct link!
if ($share->getPassword() !== null) {
return new DataResponse([], Http::STATUS_FORBIDDEN);
}
try {
$node = $share->getNode();
if ($node instanceof Folder) {
// Direct link only works for single files
return new DataResponse([], Http::STATUS_BAD_REQUEST);
}
$f = $this->previewManager->getPreview($node, -1, -1, false);
return new FileDisplayResponse($f, Http::STATUS_OK, ['Content-Type' => $f->getMimeType()]);
} catch (NotFoundException $e) {
return new DataResponse([], Http::STATUS_NOT_FOUND);
} catch (\InvalidArgumentException $e) {
return new DataResponse([], Http::STATUS_BAD_REQUEST);
}
}
}

8
core/routes.php
View File

@ -135,6 +135,14 @@ $this->create('files_sharing.sharecontroller.downloadShare', '/s/{token}/downloa
throw new \OC\HintException('App file sharing is not enabled');
}
});
$this->create('files_sharing.publicpreview.directLink', '/s/{token}/preview')->get()->action(function($urlParams) {
if (class_exists(\OCA\Files_Sharing\AppInfo\Application::class, false)) {
$app = new \OCA\Files_Sharing\AppInfo\Application($urlParams);
$app->dispatch('PublicPreviewController', 'directLink');
} else {
throw new \OC\HintException('App file sharing is not enabled');
}
});
// used for heartbeat
$this->create('heartbeat', '/heartbeat')->action(function(){