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Switch from JSON-LD to RDFa for internal metadata

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This commit is contained in:
Alex Cabal 2020-12-26 14:55:13 -06:00
parent a12200c1ac
commit 99f1c1537a
7 changed files with 125 additions and 36 deletions
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18
templates/EbookGrid.php
View file

@ -8,20 +8,26 @@ if(!isset($ebooks)){
$ebooks = [];
}
?>
<ol<? if($view == VIEW_LIST){ ?> class="list"<? } ?>>
<ol<? if($view == VIEW_LIST){ ?> class="list"<? } ?><? if($collection !== null){ ?> typeof="schema:BookSeries" about="<?= $collection->Url ?>"<? } ?>>
<? if($collection !== null){ ?>
<meta property="schema:name" content="<?= Formatter::ToPlainText($collection->Name) ?>"/>
<? } ?>
<? foreach($ebooks as $ebook){ ?>
<li>
<a href="<?= $ebook->Url ?>" tabindex="-1">
<li typeof="schema:Book"<? if($collection !== null){ ?> resource="<?= $ebook->Url ?>" property="schema:hasPart" value="<?= $ebook->GetCollectionPosition($collection) ?>"<? }else{ ?> about="<?= $ebook->Url ?>"<? } ?>>
<? if($collection !== null){ ?>
<meta property="schema:position" content="<?= $ebook->GetCollectionPosition($collection) ?>"/>
<? } ?>
<a href="<?= $ebook->Url ?>" tabindex="-1" property="schema:url">
<picture>
<? if($ebook->CoverImage2xAvifUrl !== null){ ?><source srcset="<?= $ebook->CoverImage2xAvifUrl ?> 2x, <?= $ebook->CoverImageAvifUrl ?> 1x" type="image/avif"/><? } ?>
<source srcset="<?= $ebook->CoverImage2xUrl ?> 2x, <?= $ebook->CoverImageUrl ?> 1x" type="image/jpg"/>
<img src="<?= $ebook->CoverImage2xUrl ?>" title="<?= Formatter::ToPlainText($ebook->Title) ?>" alt="The cover for the Standard Ebooks edition of <?= Formatter::ToPlainText(strip_tags($ebook->TitleWithCreditsHtml)) ?>"/>
<img src="<?= $ebook->CoverImage2xUrl ?>" title="<?= Formatter::ToPlainText($ebook->Title) ?>" alt="The cover for the Standard Ebooks edition of <?= Formatter::ToPlainText(strip_tags($ebook->TitleWithCreditsHtml)) ?>" property="schema:image"/>
</picture>
</a>
<p><a href="<?= $ebook->Url ?>"><?= Formatter::ToPlainText($ebook->Title) ?></a></p>
<p><a href="<?= $ebook->Url ?>" property="schema:url"><span property="schema:name"><?= Formatter::ToPlainText($ebook->Title) ?></span></a></p>
<? if($view == VIEW_GRID){ ?>
<? foreach($ebook->Authors as $author){ ?>
<p class="author"><? if($author->Name != 'Anonymous'){ ?><a href="<?= Formatter::ToPlainText($ebook->AuthorsUrl) ?>"><?= Formatter::ToPlainText($author->Name) ?></a><? } ?></p>
<p class="author" typeof="schema:Person" property="schema:author" resource="<?= $ebook->AuthorsUrl ?>"><? if($author->Name != 'Anonymous'){ ?><a href="<?= Formatter::ToPlainText(SITE_URL . $ebook->AuthorsUrl) ?>" property="schema:url"><span property="schema:name"><?= Formatter::ToPlainText($author->Name) ?></span></a><? } ?></p>
<? } ?>
<? }else{ ?>
<div>

7
templates/Header.php
View file

@ -23,7 +23,7 @@ print('<?xml version="1.0" encoding="utf-8"?>');
print("\n");
?><!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml" lang="en-US">
<head>
<head prefix="twitter: https://twitter.com schema: https://schema.org"><? /* the og RDFa prefix is part of the RDFa spec */ ?>
<meta charset="utf-8"/>
<title><? if($title != ''){ ?><?= Formatter::ToPlainText($title) ?> - <? } ?>Standard Ebooks: Free and liberated ebooks, carefully produced for the true book lover.</title>
<? if($description != ''){ ?><meta content="<?= Formatter::ToPlainText($description) ?>" name="description"/><? } ?>
@ -49,11 +49,6 @@ print("\n");
<meta content="summary_large_image" name="twitter:card"/>
<meta content="@standardebooks" name="twitter:site"/>
<meta content="@standardebooks" name="twitter:creator"/>
<? if(isset($jsonld)){ ?>
<script type="application/ld+json">
<?= $jsonld ?>
</script>
<? } ?>
</head>
<body>
<header>