web/www/ebook-placeholders/new.php

88 lines
3 KiB
PHP

<?
use function Safe\session_unset;
session_start();
$isCreated = HttpInput::Bool(SESSION, 'is-ebook-placeholder-created') ?? false;
$isOnlyProjectCreated = HttpInput::Bool(SESSION, 'is-only-ebook-project-created') ?? false;
$exception = HttpInput::SessionObject('exception', Exceptions\AppException::class);
$ebook = HttpInput::SessionObject('ebook', Ebook::class);
$project = HttpInput::SessionObject('project', Project::class);
try{
if(Session::$User === null){
throw new Exceptions\LoginRequiredException();
}
if(!Session::$User->Benefits->CanEditEbookPlaceholders){
throw new Exceptions\InvalidPermissionsException();
}
if($isCreated || $isOnlyProjectCreated){
// We got here because an `Ebook` was successfully created.
http_response_code(Enums\HttpCode::Created->value);
if($ebook !== null){
$createdEbook = clone $ebook;
if(sizeof($ebook->CollectionMemberships) > 0){
// If the `EbookPlaceholder` we just added is part of a collection, prefill the form with the same data to make it easier to submit series.
unset($ebook->EbookId);
unset($ebook->Title);
unset($ebook->ProjectInProgress);
if($ebook->EbookPlaceholder !== null){
$ebook->EbookPlaceholder->YearPublished = null;
$ebook->EbookPlaceholder->IsWanted = false;
$ebook->EbookPlaceholder->IsInProgress = false;
}
foreach($ebook->CollectionMemberships as $collectionMembership){
$collectionMembership->SequenceNumber++;
}
}
else{
$ebook = null;
}
}
session_unset();
}
elseif($exception){
// We got here because an `Ebook` submission had errors and the user has to try again.
http_response_code(Enums\HttpCode::UnprocessableContent->value);
session_unset();
}
}
catch(Exceptions\LoginRequiredException){
Template::RedirectToLogin();
}
catch(Exceptions\InvalidPermissionsException){
Template::ExitWithCode(Enums\HttpCode::Forbidden); // No permissions to create an ebook placeholder.
}
?>
<?= Template::Header(
[
'title' => 'Create an Ebook Placeholder',
'css' => ['/css/ebook-placeholder.css', '/css/project.css'],
'highlight' => '',
'description' => 'Create a placeholder for an ebook not yet in the collection.'
]
) ?>
<main>
<section class="narrow">
<h1>Create an Ebook Placeholder</h1>
<?= Template::Error(['exception' => $exception]) ?>
<? if(isset($createdEbook)){ ?>
<? if($isOnlyProjectCreated){ ?>
<p class="message success">An ebook placeholder <a href="<?= $createdEbook->Url ?>">already exists</a> for this ebook, but a a new project was created!</p>
<? }elseif($isCreated){ ?>
<p class="message success">Ebook placeholder created: <a href="<?= $createdEbook->Url ?>"><?= Formatter::EscapeHtml($createdEbook->Title) ?></a>!</p>
<? } ?>
<? } ?>
<form class="create-update-ebook-placeholder" method="<?= Enums\HttpMethod::Post->value ?>" action="/ebook-placeholders" autocomplete="off">
<?= Template::EbookPlaceholderForm(['ebook' => $ebook]) ?>
</form>
</section>
</main>
<?= Template::Footer() ?>