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Further improve RDFa metadata

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This commit is contained in:
Alex Cabal 2021-06-17 18:42:53 -05:00
parent bbb35911cd
commit d714971e06
3 changed files with 74 additions and 22 deletions
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87
lib/Ebook.php
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@ -297,7 +297,7 @@ class Ebook{
// If we added an illustrator who is also the translator, remove the illustrator credit so the name doesn't appear twice
foreach($this->Illustrators as $key => $illustrator){
foreach($this->Translators as $translator){
if($translator->Name == $c->Name){
if($translator->Name == $illustrator->Name){
unset($this->Illustrators[$key]);
break;
}
@ -427,18 +427,18 @@ class Ebook{
// Put together the full contributor string.
$titleContributors = '';
if(sizeof($this->Contributors) > 0){
$titleContributors .= '. With ' . $this->GenerateContributorList($this->Contributors);
$this->ContributorsHtml .= ' with ' . $this->GenerateContributorList($this->Contributors) . ';';
$titleContributors .= '. With ' . $this->GenerateContributorList($this->Contributors, false);
$this->ContributorsHtml .= ' with ' . $this->GenerateContributorList($this->Contributors, false) . ';';
}
if(sizeof($this->Translators) > 0){
$titleContributors .= '. Translated by ' . $this->GenerateContributorList($this->Translators);
$this->ContributorsHtml .= ' translated by ' . $this->GenerateContributorList($this->Translators) . ';';
$titleContributors .= '. Translated by ' . $this->GenerateContributorList($this->Translators, false);
$this->ContributorsHtml .= ' translated by ' . $this->GenerateContributorList($this->Translators, false) . ';';
}
if(sizeof($this->Illustrators) > 0){
$titleContributors .= '. Illustrated by ' . $this->GenerateContributorList($this->Illustrators);
$this->ContributorsHtml .= ' illustrated by ' . $this->GenerateContributorList($this->Illustrators) . ';';
$titleContributors .= '. Illustrated by ' . $this->GenerateContributorList($this->Illustrators, false);
$this->ContributorsHtml .= ' illustrated by ' . $this->GenerateContributorList($this->Illustrators, false) . ';';
}
if($this->ContributorsHtml !== null){
@ -449,7 +449,7 @@ class Ebook{
}
}
$this->AuthorsHtml = $this->GenerateContributorList($this->Authors);
$this->AuthorsHtml = $this->GenerateContributorList($this->Authors, true);
// Now the complete title with credits.
$this->TitleWithCreditsHtml = Formatter::ToPlainText($this->Title) . ', by ' . str_replace('&', '&', $this->AuthorsHtml . $titleContributors);
@ -610,12 +610,13 @@ class Ebook{
/**
* @param array<Contributor> $contributors
* @param bool $includeRdfa
*/
private function GenerateContributorList(array $contributors): string{
private function GenerateContributorList(array $contributors, bool $includeRdfa): string{
$string = '';
$i = 0;
foreach($contributors as $contributor){
foreach($contributors as $contributor){
$role = 'schema:contributor';
switch($contributor->MarcRole){
case 'trl':
@ -627,22 +628,32 @@ class Ebook{
}
if($contributor->WikipediaUrl){
$string .= '<a property="' . $role . '" typeof="schema:Person" href="' . Formatter::ToPlainText($contributor->WikipediaUrl) .'"><span property="schema:name">' . Formatter::ToPlainText($contributor->Name) . '</span>';
if($includeRdfa){
$string .= '<a property="' . $role . '" typeof="schema:Person" href="' . Formatter::ToPlainText($contributor->WikipediaUrl) .'"><span property="schema:name">' . Formatter::ToPlainText($contributor->Name) . '</span>';
if($contributor->NacoafUrl){
$string .= '<meta property="schema:sameAs" content="' . Formatter::ToPlainText($contributor->NacoafUrl) . '"/>';
if($contributor->NacoafUrl){
$string .= '<meta property="schema:sameAs" content="' . Formatter::ToPlainText($contributor->NacoafUrl) . '"/>';
}
}
else{
$string .= '<a href="' . Formatter::ToPlainText($contributor->WikipediaUrl) .'">' . Formatter::ToPlainText($contributor->Name);
}
$string .= '</a>';
}
else{
$string .= '<span property="' . $role . '" typeof="schema:Person"><span property="schema:name">' . Formatter::ToPlainText($contributor->Name) . '</span>';
if($includeRdfa){
$string .= '<span property="' . $role . '" typeof="schema:Person"><span property="schema:name">' . Formatter::ToPlainText($contributor->Name) . '</span>';
if($contributor->NacoafUrl){
$string .= '<meta property="schema:sameAs" content="' . Formatter::ToPlainText($contributor->NacoafUrl) . '"/>';
if($contributor->NacoafUrl){
$string .= '<meta property="schema:sameAs" content="' . Formatter::ToPlainText($contributor->NacoafUrl) . '"/>';
}
$string .= '</span>';
}
else{
$string .= Formatter::ToPlainText($contributor->Name);
}
$string .= '</span>';
}
if($i == sizeof($contributors) - 2 && sizeof($contributors) > 2){
@ -661,6 +672,46 @@ class Ebook{
return $string;
}
public function GenerateContributorsRdfa(): string{
$string = '';
$i = 0;
foreach($this->Translators as $contributor){
$role = 'schema:contributor';
switch($contributor->MarcRole){
case 'trl':
$role = 'schema:translator';
break;
case 'ill':
$role = 'schema:illustrator';
break;
}
if($contributor->WikipediaUrl){
$string .= '<div property="' . $role . '" typeof="schema:Person" resource="/contributors/' . Formatter::MakeUrlSafe($contributor->Name) .'">' . "\n";
}
else{
$string .= '<div property="' . $role . '" typeof="schema:Person">' . "\n";
}
$string .= '<meta property="schema:name" content="' . Formatter::ToPlainText($contributor->Name) . '"/>' . "\n";
if($contributor->WikipediaUrl){
$string .= '<meta property="schema:sameAs" content="' . Formatter::ToPlainText($contributor->WikipediaUrl) . '"/>' . "\n";
}
if($contributor->NacoafUrl){
$string .= '<meta property="schema:sameAs" content="' . Formatter::ToPlainText($contributor->NacoafUrl) . '"/>' . "\n";
}
$string .= '</div>';
$i++;
}
return $string;
}
private function NullIfEmpty($elements): ?string{
if($elements === false){
return null;