web/www/ebook-placeholders/get.php

<?
use function Safe\session_start;
use function Safe\session_unset;

session_start();

/** @var string $identifier Passed from script this is included from. */
$ebook = null;

$isSaved = HttpInput::Bool(SESSION, 'is-ebook-placeholder-saved') ?? false;
$isProjectSaved = HttpInput::Bool(SESSION, 'is-project-saved') ?? false;

try{
	$ebook = Ebook::GetByIdentifier($identifier);

	if($ebook->EbookPlaceholder === null){
		throw new Exceptions\EbookNotFoundException();
	}

	if($isSaved || $isProjectSaved){
		session_unset();
	}
}
catch(Exceptions\EbookNotFoundException){
	Template::ExitWithCode(Enums\HttpCode::NotFound);
}
?><?= Template::Header(
	title: strip_tags($ebook->TitleWithCreditsHtml),
	css: ['/css/ebook-placeholder.css'],
	highlight: 'ebooks',
	canonicalUrl: SITE_URL . $ebook->Url
)
?>
<main>
	<article class="ebook ebook-placeholder" typeof="schema:Book" about="<?= $ebook->Url ?>">
		<header>
			<hgroup>
				<h1 property="schema:name"><?= Formatter::EscapeHtml($ebook->Title) ?></h1>
				<? foreach($ebook->Authors as $author){ ?>
					<?
						/* We include the `resource` attr here because we can have multiple authors, and in that case their href URLs will link to their combined corpus.

						For example, William Wordsworth & Samuel Coleridge will both link to `/ebooks/william-wordsworth_samuel-taylor-coleridge`.

						But, each author is an individual, so we have to differentiate them in RDFa with `resource`.
					*/ ?>
					<? if($author->Name != 'Anonymous'){ ?>
						<p>
							<a property="schema:author" typeof="schema:Person" href="<?= Formatter::EscapeHtml($ebook->AuthorsUrl) ?>" resource="<?= '/ebooks/' . $author->UrlName ?>">
								<span property="schema:name"><?= Formatter::EscapeHtml($author->Name) ?></span>
								<meta property="schema:url" content="<?= SITE_URL . Formatter::EscapeHtml($ebook->AuthorsUrl) ?>"/>
								<? if($author->NacoafUrl){ ?>
									<meta property="schema:sameAs" content="<?= Formatter::EscapeHtml($author->NacoafUrl) ?>"/>
								<? } ?>
								<? if($author->WikipediaUrl){ ?>
									<meta property="schema:sameAs" content="<?= Formatter::EscapeHtml($author->WikipediaUrl) ?>"/>
								<? } ?>
							</a>
						</p>
					<? } ?>
				<? } ?>
			</hgroup>
		</header>

		<? if($isSaved){ ?>
			<p class="message success">Ebook placeholder saved!</p>
		<? } ?>

		<? if($isProjectSaved){ ?>
			<p class="message success">Project saved!</p>
		<? } ?>

		<aside id="reading-ease">
			<? if($ebook->ContributorsHtml != ''){ ?>
				<p><?= $ebook->ContributorsHtml ?></p>
			<? } ?>
			<? if(sizeof($ebook->CollectionMemberships) > 0){ ?>
				<? foreach($ebook->CollectionMemberships as $collectionMembership){ ?>
					<p>
						<?= Template::CollectionDescriptor(collectionMembership: $collectionMembership) ?>.
					</p>
				<? } ?>
			<? } ?>
		</aside>

		<section class="placeholder-details" id="placeholder-details">
			<? if($ebook->EbookPlaceholder->IsPublicDomain){ ?>
				<? if($ebook->EbookPlaceholder->IsInProgress){ ?>
					<p>We don’t have this ebook in our catalog yet, but someone is working on it now! We hope to have it available for you to read very soon.</p>
				<? }else{ ?>
					<p>We don’t have this ebook in our catalog yet, but it’s <? if($ebook->EbookPlaceholder->IsWanted){ ?>on our <a href="/contribute/wanted-ebooks">Wanted Ebooks list</a><? }else{ ?>in the U.S. public domain<? } ?>!</p>
					<ul>
						<li>
							<p><a href="/donate#sponsor-an-ebook">Sponsor this ebook</a> and we’ll get working on it immediately, so that you and everyone can read it for free forever. You can also choose to have your name inscribed in the ebook’s colophon.</p>
						</li>
						<li>
							<? if($ebook->EbookPlaceholder->Difficulty == Enums\EbookPlaceholderDifficulty::Beginner){ ?>
								<p><a href="/contribute#technical-contributors">Produce this ebook yourself</a> and your work will allow others to read it for free forever. <em>This book is a good choice to start with if you’ve never created an ebook for us before</em>—we’ll help you through the process!</p>
							<? }else{ ?>
								<p>If you’ve created an ebook for us before, you can <a href="/contribute#technical-contributors">produce this ebook yourself</a> so that others can read it for free. Your name will be inscribed in the colophon as the ebook’s producer.</p>
							<? } ?>
						</li>
					</ul>
				<? } ?>
			<? }elseif($ebook->EbookPlaceholder->YearPublished !== null){ ?>
				<p>This book was published in <?= $ebook->EbookPlaceholder->YearPublished ?>, and will therefore enter the U.S. public domain <?= $ebook->EbookPlaceholder->TimeTillIsPublicDomain != '' ? 'in ' .  $ebook->EbookPlaceholder->TimeTillIsPublicDomain : '' ?> on <b>January 1, <?= $ebook->EbookPlaceholder->YearPublished + 96 ?>.</b></p>
				<p><a href="/about/standard-ebooks-and-the-public-domain">Read more about Standard Ebooks and the U.S. Public Domain.</a></p>
			<? }else{ ?>
				<p>This book is not yet in the U.S. public domain. We can’t offer it until it is.</p>
			<? } ?>
		</section>

		<? if(Session::$User?->Benefits->CanEditEbooks || Session::$User?->Benefits->CanEditEbookPlaceholders){ ?>
			<?= Template::EbookMetadata(ebook: $ebook, showPlaceholderMetadata: Session::$User->Benefits->CanEditEbookPlaceholders) ?>
		<? } ?>

		<? if(Session::$User?->Benefits->CanEditProjects || Session::$User?->Benefits->CanManageProjects || Session::$User?->Benefits->CanReviewProjects){ ?>
			<? if($ebook->ProjectInProgress !== null){ ?>
				<section id="projects">
					<h2>Project in progress</h2>
					<? if(Session::$User->Benefits->CanEditProjects){ ?>
						<p>
							<a href="<?= $ebook->ProjectInProgress->EditUrl ?>">Edit project</a>
						</p>
					<? } ?>
					<?= Template::ProjectDetailsTable(project: $ebook->ProjectInProgress, showTitle: false) ?>
				</section>
			<? } ?>

			<section id="projects">
				<h2>Past projects</h2>
				<? if(Session::$User->Benefits->CanEditProjects && $ebook->ProjectInProgress === null){ ?>
					<p>
						<a href="<?= $ebook->Url ?>/projects/new">New project</a>
					</p>
				<? } ?>
				<? if(sizeof($ebook->PastProjects) == 0){ ?>
					<p class="empty-notice">None.</p>
				<? }else{ ?>
					<?= Template::ProjectsTable(projects: $ebook->PastProjects, includeTitle: false, showEditButton: Session::$User->Benefits->CanEditProjects) ?>
				<? } ?>
			</section>
		<? } ?>
	</article>
</main>
<?= Template::Footer() ?>