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Update bibliographies to include additional metadaa. #335

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290 changes: 290 additions & 0 deletions layouts/_partials/bibliography-json-ld.html
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{{- /*
bibliography-json-ld.html
Emits a <script type="application/ld+json"> block for bibliography pages.

• Single pages → type-specific Schema.org type (ScholarlyArticle, Book, etc.)
• Section/list → CollectionPage + ItemList

Only activates when .Type == "bibliography"; safe to call from head-end.html.
Note: Hugo's `return` does NOT terminate template execution; a top-level `if`
guard is used instead.
*/ -}}
{{- if eq .Type "bibliography" -}}

{{- if .IsPage -}}

{{- /* ── Date: mirror the logic in single.html ──────────────────────────── */ -}}
{{- $dateTime := .Date -}}
{{- with .Params.date -}}
{{- $iso := trim . " " -}}
{{- if and (ne $iso "") (findRE `^\d{4}-\d{2}-\d{2}$` $iso) -}}
{{- $dateTime = time $iso -}}
{{- end -}}
{{- end -}}
{{- $dateISO := $dateTime.Format "2006-01-02" -}}
{{- $hasDate := ne $dateISO "0001-01-01" -}}

{{- /* ── Map item_type → Schema.org @type ──────────────────────────────── */ -}}
{{- $itemType := .Params.item_type | default "document" -}}
{{- $schemaType := "CreativeWork" -}}
{{- if eq $itemType "article-journal" -}}{{- $schemaType = "ScholarlyArticle" -}}
{{- else if eq $itemType "article-magazine" -}}{{- $schemaType = "Article" -}}
{{- else if eq $itemType "paper-conference" -}}{{- $schemaType = "ScholarlyArticle" -}}
{{- else if eq $itemType "book" -}}{{- $schemaType = "Book" -}}
{{- else if eq $itemType "chapter" -}}{{- $schemaType = "Chapter" -}}
{{- else if eq $itemType "report" -}}{{- $schemaType = "Report" -}}
{{- else if eq $itemType "thesis" -}}{{- $schemaType = "Thesis" -}}
{{- else if eq $itemType "patent" -}}{{- $schemaType = "CreativeWork" -}}
{{- else if eq $itemType "webpage" -}}{{- $schemaType = "WebPage" -}}
{{- else if eq $itemType "post-weblog" -}}{{- $schemaType = "BlogPosting" -}}
{{- else if eq $itemType "motion_picture" -}}{{- $schemaType = "VideoObject" -}}
{{- else if eq $itemType "entry-encyclopedia" -}}{{- $schemaType = "Article" -}}
{{- else if eq $itemType "personal_communication" -}}{{- $schemaType = "Message" -}}
{{- else if eq $itemType "software" -}}{{- $schemaType = "SoftwareSourceCode" -}}
{{- end -}}

{{- /* ── Helper: build []Person from a raw authors/editors field ─────────
Handles both slice and single-string values.
Names are stored as "Last, First [Middle]"; we split on the first comma
to get familyName / givenName and recombine as "First Last" for name.
*/ -}}
{{- $authorObjs := slice -}}
{{- $rawAuthors := .Params.authors -}}
{{- $authorList := slice -}}
{{- if reflect.IsSlice $rawAuthors -}}
{{- $authorList = $rawAuthors -}}
{{- else if $rawAuthors -}}
{{- $authorList = slice $rawAuthors -}}
{{- end -}}
{{- range $authorList -}}
{{- $parts := split . ", " -}}
{{- if gt (len $parts) 1 -}}
{{- $family := index $parts 0 -}}
{{- $given := index $parts 1 -}}
{{- $authorObjs = append (dict "@type" "Person" "name" (printf "%s %s" $given $family) "familyName" $family "givenName" $given) $authorObjs -}}
{{- else -}}
{{- $authorObjs = append (dict "@type" "Person" "name" .) $authorObjs -}}
{{- end -}}
{{- end -}}

{{- $editorObjs := slice -}}
{{- $rawEditors := .Params.editors -}}
{{- $editorList := slice -}}
{{- if reflect.IsSlice $rawEditors -}}
{{- $editorList = $rawEditors -}}
{{- else if $rawEditors -}}
{{- $editorList = slice $rawEditors -}}
{{- end -}}
{{- range $editorList -}}
{{- $parts := split . ", " -}}
{{- if gt (len $parts) 1 -}}
{{- $family := index $parts 0 -}}
{{- $given := index $parts 1 -}}
{{- $editorObjs = append (dict "@type" "Person" "name" (printf "%s %s" $given $family) "familyName" $family "givenName" $given) $editorObjs -}}
{{- else -}}
{{- $editorObjs = append (dict "@type" "Person" "name" .) $editorObjs -}}
{{- end -}}
{{- end -}}

{{- /* ── sameAs: source URL + Zotero record URL ───────────────────────── */ -}}
{{- $sameAs := slice -}}
{{- with .Params.url_source -}}{{- $sameAs = append (trim . " ") $sameAs -}}{{- end -}}
{{- with .Params.zotero_url -}}{{- $sameAs = append (trim . " ") $sameAs -}}{{- end -}}

{{- /* ── Base JSON-LD object (properties common to all types) ─────────── */ -}}
{{- $ld := dict
"@context" "https://schema.org"
"@type" $schemaType
"name" .Title
"url" .Permalink
"inLanguage" "en-US"
-}}

{{- with .Params.abstract -}}
{{- $ld = merge $ld (dict "description" .) -}}
{{- end -}}

{{- if $hasDate -}}
{{- $ld = merge $ld (dict "datePublished" $dateISO) -}}
{{- end -}}

{{- with .Params.lastmod -}}
{{- $ld = merge $ld (dict "dateModified" .) -}}
{{- end -}}

{{- if gt (len $authorObjs) 0 -}}
{{- $ld = merge $ld (dict "author" $authorObjs) -}}
{{- end -}}

{{- if gt (len $editorObjs) 0 -}}
{{- $ld = merge $ld (dict "editor" $editorObjs) -}}
{{- end -}}

{{- if gt (len $sameAs) 0 -}}
{{- $ld = merge $ld (dict "sameAs" $sameAs) -}}
{{- end -}}

{{- /* ── Patent: additionalType + structured identifiers ──────────────── */ -}}
{{- if eq $itemType "patent" -}}
{{- $ld = merge $ld (dict "additionalType" "Patent") -}}

{{- $identifiers := slice -}}
{{- with .Params.patent_number -}}
{{- $identifiers = append (dict "@type" "PropertyValue" "propertyID" "patent-number" "value" .) $identifiers -}}
{{- end -}}
{{- with .Params.application_number -}}
{{- $identifiers = append (dict "@type" "PropertyValue" "propertyID" "application-number" "value" .) $identifiers -}}
{{- end -}}
{{- if gt (len $identifiers) 0 -}}
{{- $ld = merge $ld (dict "identifier" $identifiers) -}}
{{- end -}}

{{- with .Params.assignee -}}
{{- $ld = merge $ld (dict "funder" (dict "@type" "Organization" "name" .)) -}}
{{- end -}}
{{- with .Params.issuing_authority -}}
{{- $ld = merge $ld (dict "countryOfOrigin" (dict "@type" "Country" "name" .)) -}}
{{- end -}}
{{- end -}}

{{- /* ── Journal / Magazine article ────────────────────────────────────── */ -}}
{{- if or (eq $itemType "article-journal") (eq $itemType "article-magazine") -}}
{{- with .Params.publication_title -}}
{{- $ld = merge $ld (dict "isPartOf" (dict "@type" "Periodical" "name" .)) -}}
{{- end -}}
{{- with .Params.volume -}}{{- $ld = merge $ld (dict "volumeNumber" .) -}}{{- end -}}
{{- with .Params.issue -}}{{- $ld = merge $ld (dict "issueNumber" .) -}}{{- end -}}
{{- with .Params.pages -}}{{- $ld = merge $ld (dict "pagination" .) -}}{{- end -}}
{{- end -}}

{{- /* ── Conference paper ─────────────────────────────────────────────── */ -}}
{{- if eq $itemType "paper-conference" -}}
{{- with .Params.proceedings_title -}}
{{- $ld = merge $ld (dict "isPartOf" (dict "@type" "Periodical" "name" .)) -}}
{{- end -}}
{{- with .Params.publisher -}}
{{- $ld = merge $ld (dict "publisher" (dict "@type" "Organization" "name" .)) -}}
{{- end -}}
{{- end -}}

{{- /* ── Book ─────────────────────────────────────────────────────────── */ -}}
{{- if eq $itemType "book" -}}
{{- with .Params.publisher -}}
{{- $ld = merge $ld (dict "publisher" (dict "@type" "Organization" "name" .)) -}}
{{- end -}}
{{- with .Params.place -}}
{{- $ld = merge $ld (dict "locationCreated" .) -}}
{{- end -}}
{{- end -}}

{{- /* ── Chapter ──────────────────────────────────────────────────────── */ -}}
{{- if eq $itemType "chapter" -}}
{{- with .Params.book_title -}}
{{- $bookDict := dict "@type" "Book" "name" . -}}
{{- with $.Params.publisher -}}
{{- $bookDict = merge $bookDict (dict "publisher" (dict "@type" "Organization" "name" .)) -}}
{{- end -}}
{{- $ld = merge $ld (dict "isPartOf" $bookDict) -}}
{{- end -}}
{{- with .Params.pages -}}{{- $ld = merge $ld (dict "pagination" .) -}}{{- end -}}
{{- end -}}

{{- /* ── Report ───────────────────────────────────────────────────────── */ -}}
{{- if eq $itemType "report" -}}
{{- with .Params.publisher -}}
{{- $ld = merge $ld (dict "publisher" (dict "@type" "Organization" "name" .)) -}}
{{- end -}}
{{- with .Params.reportType -}}
{{- $ld = merge $ld (dict "additionalType" .) -}}
{{- end -}}
{{- with .Params.reportNumber -}}
{{- $ld = merge $ld (dict "identifier" (dict "@type" "PropertyValue" "propertyID" "report-number" "value" .)) -}}
{{- end -}}
{{- end -}}

{{- /* ── Thesis ───────────────────────────────────────────────────────── */ -}}
{{- if eq $itemType "thesis" -}}
{{- with .Params.university -}}
{{- $ld = merge $ld (dict "sourceOrganization" (dict "@type" "CollegeOrUniversity" "name" .)) -}}
{{- end -}}
{{- end -}}

{{- /* ── Blog post ─────────────────────────────────────────────────────── */ -}}
{{- if eq $itemType "post-weblog" -}}
{{- with .Params.blog_title -}}
{{- $ld = merge $ld (dict "isPartOf" (dict "@type" "Blog" "name" .)) -}}
{{- end -}}
{{- end -}}

{{- /* ── Motion picture / video ──────────────────────────────────────── */ -}}
{{- if eq $itemType "motion_picture" -}}
{{- with .Params.studio -}}
{{- $ld = merge $ld (dict "productionCompany" (dict "@type" "Organization" "name" .)) -}}
{{- end -}}
{{- with .Params.video_recording_format -}}
{{- $ld = merge $ld (dict "encodingFormat" .) -}}
{{- end -}}
{{- with .Params.series_title -}}
{{- $ld = merge $ld (dict "partOfSeries" (dict "@type" "CreativeWorkSeries" "name" .)) -}}
{{- end -}}
{{- end -}}

{{- /* ── Encyclopedia entry ──────────────────────────────────────────── */ -}}
{{- if eq $itemType "entry-encyclopedia" -}}
{{- with .Params.encyclopedia_title -}}
{{- $ld = merge $ld (dict "isPartOf" (dict "@type" "Book" "name" .)) -}}
{{- end -}}
{{- end -}}

{{- /* ── Webpage ──────────────────────────────────────────────────────── */ -}}
{{- if eq $itemType "webpage" -}}
{{- with .Params.website_title -}}
{{- $ld = merge $ld (dict "isPartOf" (dict "@type" "WebSite" "name" .)) -}}
{{- end -}}
{{- end -}}

<script type="application/ld+json">
{{- $ld | jsonify (dict "indent" " ") | safeJS -}}
</script>

{{- else if .IsSection -}}

{{- /* ── COLLECTION PAGE (bibliography index) ──────────────────────────── */ -}}
{{- $pages := .RegularPages -}}
{{- $pages = sort $pages "Date" "desc" -}}
{{- $pages = sort $pages "Title" "asc" -}}

{{- $itemList := slice -}}
{{- range $i, $p := $pages -}}
{{- $itemList = append (dict
"@type" "ListItem"
"position" (add $i 1)
"name" $p.Title
"url" $p.Permalink
) $itemList -}}
{{- end -}}

{{- $desc := .Description | default "A bibliography of publications, patents, reports, and other artifacts related to the Interlisp programming environment." -}}

{{- $ld := dict
"@context" "https://schema.org"
"@type" "CollectionPage"
"name" .Title
"url" .Permalink
"description" $desc
"inLanguage" "en-US"
"mainEntity" (dict
"@type" "ItemList"
"name" .Title
"numberOfItems" (len $pages)
"itemListElement" $itemList
)
-}}

<script type="application/ld+json">
{{- $ld | jsonify (dict "indent" " ") | safeJS -}}
</script>

{{- end -}}

{{- end -}}
1 change: 1 addition & 0 deletions layouts/_partials/hooks/head-end.html
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<link rel="canonical" href="{{ .Permalink }}">
<link rel="me" href="https://fosstodon.org/@interlisp">
{{ partial "bibliography-json-ld.html" . }}