def format_bibtex(bibtex_entry, style="harvard1"):
key = bibtex_entry.get_key()
# need to save it temporarily to use citeproc-py
fname = tempfile.mktemp(suffix=".bib")
try:
with open(fname, "wt") as f:
bibtex = bibtex_entry.rawentry
bibtex = bibtex.replace(u"\u2013", "--") + "\n"
# TODO: manage to save/use UTF-8
if PY2:
bibtex = bibtex.encode("ascii", "ignore")
f.write(bibtex)
# We need to avoid cpBibTex spitting out warnings
old_filters = warnings.filters[:] # store a copy of filters
warnings.simplefilter("ignore", UserWarning)
try:
bib_source = cpBibTeX(fname)
except Exception as e:
lgr.error("Failed to process BibTeX file %s" % fname)
return "ERRORED: %s" % str(e)
finally:
# return warnings back
warnings.filters = old_filters
bib_style = cp.CitationStylesStyle(style, validate=False)
# TODO: specify which tags of formatter we want
bibliography = cp.CitationStylesBibliography(bib_style, bib_source, cp.formatter.plain)
citation = cp.Citation([cp.CitationItem(key)])
bibliography.register(citation)
finally:
os.unlink(fname)
biblio_out = bibliography.bibliography()
assert len(biblio_out) == 1
biblio_out = "".join(biblio_out[0])
return biblio_out # if biblio_out else str(bibtex_entry)
def format_bibtex(bibtex_entry, style='harvard1'):
try:
from citeproc.source.bibtex import BibTeX as cpBibTeX
import citeproc as cp
except ImportError as e:
raise RuntimeError(
"For formatted output we need citeproc and all of its dependencies "
"(such as lxml) but there is a problem while importing citeproc: %s"
% str(e))
key = bibtex_entry.get_key()
# need to save it temporarily to use citeproc-py
fname = tempfile.mktemp(suffix='.bib')
try:
with open(fname, 'wt') as f:
bibtex = bibtex_entry.rawentry
bibtex = bibtex.replace(u'\u2013', '--') + "\n"
# TODO: manage to save/use UTF-8
if PY2:
bibtex = bibtex.encode('ascii', 'ignore')
f.write(bibtex)
# We need to avoid cpBibTex spitting out warnings
old_filters = warnings.filters[:] # store a copy of filters
warnings.simplefilter('ignore', UserWarning)
try:
bib_source = cpBibTeX(fname)
except Exception as e:
lgr.error("Failed to process BibTeX file %s: %s" % (fname, e))
return "ERRORED: %s" % str(e)
finally:
# return warnings back
warnings.filters = old_filters
bib_style = cp.CitationStylesStyle(style, validate=False)
# TODO: specify which tags of formatter we want
bibliography = cp.CitationStylesBibliography(bib_style, bib_source,
cp.formatter.plain)
citation = cp.Citation([cp.CitationItem(key)])
bibliography.register(citation)
finally:
if not os.environ.get("DUECREDIT_KEEPTEMP"):
os.unlink(fname)
biblio_out = bibliography.bibliography()
assert(len(biblio_out) == 1)
biblio_out = ''.join(biblio_out[0])
return biblio_out # if biblio_out else str(bibtex_entry)
def format_bibtex(bibtex_entry, style='harvard1'):
try:
from citeproc.source.bibtex import BibTeX as cpBibTeX
import citeproc as cp
except ImportError as e:
raise RuntimeError(
"For formatted output we need citeproc and all of its dependencies "
"(such as lxml) but there is a problem while importing citeproc: %s"
% str(e))
decode_exceptions = UnicodeDecodeError
try:
from citeproc.source.bibtex.bibparse import BibTeXDecodeError
decode_exceptions = (decode_exceptions, BibTeXDecodeError)
except ImportError:
# this version doesn't yet have this exception defined
pass
key = bibtex_entry.get_key()
# need to save it temporarily to use citeproc-py
fname = tempfile.mktemp(suffix='.bib')
try:
with open(fname, 'wb') as f:
f.write(condition_bibtex(bibtex_entry.rawentry))
# We need to avoid cpBibTex spitting out warnings
old_filters = warnings.filters[:] # store a copy of filters
warnings.simplefilter('ignore', UserWarning)
try:
try:
bib_source = cpBibTeX(fname)
except decode_exceptions as e:
# So .bib must be having UTF-8 characters. With
# a recent (not yet released past v0.3.0-68-g9800dad
# we should be able to provide encoding argument
bib_source = cpBibTeX(fname, encoding='utf-8')
except Exception as e:
lgr.error("Failed to process BibTeX file %s: %s" % (fname, e))
return "ERRORED: %s" % str(e)
finally:
# return warnings back
warnings.filters = old_filters
bib_style = cp.CitationStylesStyle(style, validate=False)
# TODO: specify which tags of formatter we want
bibliography = cp.CitationStylesBibliography(bib_style, bib_source,
cp.formatter.plain)
citation = cp.Citation([cp.CitationItem(key)])
bibliography.register(citation)
finally:
if not os.environ.get("DUECREDIT_KEEPTEMP"):
exceptions = (OSError, WindowsError) if on_windows else OSError
for i in range(50):
try:
os.unlink(fname)
except exceptions:
if i < 49:
sleep(0.1)
continue
else:
raise
break
biblio_out = bibliography.bibliography()
assert (len(biblio_out) == 1)
biblio_out = ''.join(biblio_out[0])
return biblio_out # if biblio_out else str(bibtex_entry)
def format_bibtex(bibtex_entry, style='harvard1'):
try:
from citeproc.source.bibtex import BibTeX as cpBibTeX
import citeproc as cp
except ImportError as e:
raise RuntimeError(
"For formatted output we need citeproc and all of its dependencies "
"(such as lxml) but there is a problem while importing citeproc: %s"
% str(e))
decode_exceptions = UnicodeDecodeError
try:
from citeproc.source.bibtex.bibparse import BibTeXDecodeError
decode_exceptions = (decode_exceptions, BibTeXDecodeError)
except ImportError:
# this version doesn't yet have this exception defined
pass
key = bibtex_entry.get_key()
# need to save it temporarily to use citeproc-py
fname = tempfile.mktemp(suffix='.bib')
try:
with open(fname, 'wb') as f:
f.write(condition_bibtex(bibtex_entry.rawentry))
# We need to avoid cpBibTex spitting out warnings
old_filters = warnings.filters[:] # store a copy of filters
warnings.simplefilter('ignore', UserWarning)
try:
try:
bib_source = cpBibTeX(fname)
except decode_exceptions as e:
# So .bib must be having UTF-8 characters. With
# a recent (not yet released past v0.3.0-68-g9800dad
# we should be able to provide encoding argument
bib_source = cpBibTeX(fname, encoding='utf-8')
except Exception as e:
msg = "Failed to process BibTeX file %s: %s." % (fname, e)
citeproc_version = external_versions['citeproc']
if 'unexpected keyword argument' in str(e) and \
citeproc_version and citeproc_version < '0.4':
err = "need a newer citeproc-py >= 0.4.0"
msg += " You might just " + err
else:
err = str(e)
lgr.error(msg)
return "ERRORED: %s" % err
finally:
# return warnings back
warnings.filters = old_filters
bib_style = cp.CitationStylesStyle(style, validate=False)
# TODO: specify which tags of formatter we want
bibliography = cp.CitationStylesBibliography(bib_style, bib_source,
cp.formatter.plain)
citation = cp.Citation([cp.CitationItem(key)])
bibliography.register(citation)
finally:
if not os.environ.get("DUECREDIT_KEEPTEMP"):
exceptions = (OSError, WindowsError) if on_windows else OSError
for i in range(50):
try:
os.unlink(fname)
except exceptions:
if i < 49:
sleep(0.1)
continue
else:
raise
break
biblio_out = bibliography.bibliography()
assert(len(biblio_out) == 1)
biblio_out = ''.join(biblio_out[0])
return biblio_out # if biblio_out else str(bibtex_entry)