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import sys
import json
import datetime
from bs4 import BeautifulSoup
from bs4.element import NavigableString
class JstorXmlParser():
"""
Converts JSTOR bulk XML metadata (eg, from their Early Journals Collection)
"""
def __init__(self):
pass
def parse_file(self, handle):
# 1. open with beautiful soup
soup = BeautifulSoup(handle, "xml")
# 2. iterate over articles, call parse_article on each
for article in soup.find_all("article"):
resp = self.parse_article(article)
print(json.dumps(resp))
#sys.exit(-1)
def parse_article(self, article):
journal_meta = article.front.find("journal-meta")
article_meta = article.front.find("article-meta")
extra = dict()
extra_jstor = dict()
journal_title = journal_meta.find("journal-title").string
publisher = journal_meta.find("publisher-name").string
issn = journal_meta.find("issn")
if issn:
issn = issn.string
if len(issn) == 8:
issn = "{}-{}".format(issn[0:4], issn[4:8])
else:
assert len(issn) == 9
container = dict(
name=journal_title,
publisher=publisher,
issn=issn, # TODO: ISSN-L lookup...
)
doi = article_meta.find("article-id", attr={"pub-id-type": "doi"})
if doi:
doi = doi.string.lower().strip()
title = article_meta.find("article-title")
if title:
title = title.string.strip()
if title.endswith('.'):
title = title[:-1]
contribs = []
cgroup = article_meta.find("contrib-group")
if cgroup:
for c in cgroup.find_all("contrib"):
given = c.find("given-names")
surname = c.find("surname")
if given and surname:
name = "{} {}".format(given.string, surname.string)
elif surname:
name = surname.string
else:
name = None
contribs.append(dict(
role=c['contrib-type'], # XXX: types? mapping?
raw_name=name,
))
release_year = None
release_date = None
pub_date = article_meta.find('pub-date')
if pub_date and pub_date.year:
release_year = int(pub_date.year.string)
if pub_date.month and pub_date.day:
release_date = datetime.date(
release_year,
int(pub_date.month.string),
int(pub_date.day.string))
volume = None
if article_meta.volume:
volume = article_meta.volume.string or None
issue = None
if article_meta.issue:
issue = article_meta.issue.string or None
pages = None
if article_meta.find("page-range"):
pages = article_meta.find("page-range").string
elif article_meta.fpage:
pages = article_meta.fpage.string
language = None
cm = article_meta.find("custom-meta")
if cm.find("meta-name").string == "lang":
language = cm.find("meta-value").string
release_type = "article-journal"
if "[Abstract]" in title:
release_type = "abstract"
elif "[Editorial" in title:
release_type = "editorial"
elif "[Letter" in title:
release_type = "letter"
elif "[Poem" in title or "[Photograph" in title:
release_type = None
else if title.startswith("[") and title.endswith("]"):
# strip brackets if that is all that is there (eg, translation or non-english)
title = title[1:-1]
# everything in JSTOR is published
release_status = "published"
if extra_jstor:
extra['jstor'] = extra_jstor
if not extra:
extra = None
re = dict(
issn=issn, # not an entity field
#work_id
title=title,
#original_title
release_type=release_type,
release_status=release_status,
release_date=release_date.isoformat(),
release_year=release_year,
doi=doi,
#pmid
#pmcid
#isbn13 # TODO: ?
volume=volume,
issue=issue,
pages=pages,
publisher=publisher,
language=language,
#license_slug # TODO: ?
# content, mimetype, lang
#abstracts=abstracts,
# raw_name, role, raw_affiliation, extra
contribs=contribs,
# key, year, container_name, title, locator
# extra: volume, authors, issue, publisher, identifiers
#refs=refs,
# name, type, publisher, issnl
# extra: issnp, issne, original_name, languages, country
container=container,
# extra:
# withdrawn_date
# translation_of
# subtitle
# aliases
# container_name
# group-title
# pubmed: retraction refs
extra=extra,
)
return re
if __name__=='__main__':
parser = JstorXmlParser()
parser.parse_file(open(sys.argv[1]))
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