1 files changed, 78 insertions, 0 deletions
diff --git a/formatRefs.py b/formatRefs.py
new file mode 100755
index 0000000..b6e0be3
--- /dev/null
+++ b/formatRefs.py
@@ -0,0 +1,78 @@
+#!/usr/bin/env python3
+
+from rdflib import URIRef, BNode, Literal, Graph, Namespace
+from rdflib.namespace import RDF, NamespaceManager
+from urllib.parse import urlparse
+import sys
+
+def first (it):
+    try:
+        return next (it)
+    except StopIteration:
+        return None
+
+def humanList (l):
+    if len (l) == 0:
+        return ''
+    elif len (l) == 1:
+        return l[0]
+    else:
+        return ', '.join (l[:-1]) + ' and ' + l[-1]
+
+def formatDomain (url):
+    d = urlparse (url).hostname
+    if d.startswith ('www.'):
+        d = d[4:]
+    return d
+
+def formatPerson (s, g, n):
+    firstname = first (g.objects (n, s.givenName))
+    familyname = first (g.objects (n, s.familyName))
+    if firstname:
+        return '{} {}'.format (firstname, familyname)
+    else:
+        return familyname
+
+def formatParent (s, g, n):
+    parent = first (g.objects (n, s.isPartOf))
+    parentname = first (g.objects (parent, s.name)) if parent else None
+    volume = first (g.objects (n, s.volumeNumber))
+    ret = ''
+    if parentname:
+        ret += '{}'.format (parentname)
+        if volume:
+            ret += ', volume {}'.format (volume)
+        issue = first (g.objects (parent, s.issueNumber))
+        if issue:
+            ret += ', issue {}'.format (issue)
+    return ret
+
+if __name__ == '__main__':
+    g = Graph()
+    result = g.parse ("index.ttl", format='turtle')
+    s = Namespace("https://schema.org/")
+    for ref in result.objects (predicate=s.citation):
+        t = list (g.objects (ref, RDF.type))
+        assert len (t) == 1
+        t = t[0]
+
+        name = first (g.objects (ref, s.name))
+        authors = humanList ([formatPerson (s, g, author) for author in g.objects (ref, s.author)])
+        published = first (g.objects (ref, s.datePublished ))
+        refname = urlparse (ref).fragment
+        if not refname:
+            refname = first (g.objects (ref, s.alternateName))
+        ret = '.. [{}]'.format (refname)
+        if authors:
+            ret += ' {}:'.format (authors)
+        ret += ' *{}*.'.format (name)
+        parent = formatParent (s, g, ref)
+        if parent:
+            ret += ' {}.'.format (parent)
+        if published:
+            ret += ' {}.'.format (published)
+        urls = ['`{} <{}>`__'.format (formatDomain (url), url) for url in g.objects (ref, s.url)]
+        if urls:
+            ret += ' {}.'.format (', '.join (urls))
+        print (ret)
+