def convert_markdown_with_metadata(txt, title='', extensions=DEFAULT_MD_EXTENSIONS):
from calibre.ebooks.metadata.book.base import Metadata
from calibre.utils.date import parse_only_date
from calibre.db.write import get_series_values
if 'meta' not in extensions:
extensions.append('meta')
md = create_markdown_object(extensions)
html = md.convert(txt)
mi = Metadata(title or _('Unknown'))
m = md.Meta
for k, v in {'date':'pubdate', 'summary':'comments'}.iteritems():
if v not in m and k in m:
m[v] = m.pop(k)
for k in 'title authors series tags pubdate comments publisher rating'.split():
val = m.get(k)
if val:
mf = mi.metadata_for_field(k)
if not mf.get('is_multiple'):
val = val[0]
if k == 'series':
val, si = get_series_values(val)
mi.series_index = 1 if si is None else si
if k == 'rating':
try:
val = max(0, min(int(float(val)), 10))
except Exception:
continue
if mf.get('datatype') == 'datetime':
try:
val = parse_only_date(val, assume_utc=False)
except Exception:
continue
setattr(mi, k, val)
return mi, HTML_TEMPLATE % (mi.title, html)
def convert_markdown_with_metadata(txt, title='', extensions=DEFAULT_MD_EXTENSIONS):
from calibre.ebooks.metadata.book.base import Metadata
from calibre.utils.date import parse_only_date
from calibre.db.write import get_series_values
if 'meta' not in extensions:
extensions.append('meta')
md = create_markdown_object(extensions)
html = md.convert(txt)
mi = Metadata(title or _('Unknown'))
m = md.Meta
for k, v in iteritems({'date':'pubdate', 'summary':'comments'}):
if v not in m and k in m:
m[v] = m.pop(k)
for k in 'title authors series tags pubdate comments publisher rating'.split():
val = m.get(k)
if val:
mf = mi.metadata_for_field(k)
if not mf.get('is_multiple'):
val = val[0]
if k == 'series':
val, si = get_series_values(val)
mi.series_index = 1 if si is None else si
if k == 'rating':
try:
val = max(0, min(int(float(val)), 10))
except Exception:
continue
if mf.get('datatype') == 'datetime':
try:
val = parse_only_date(val, assume_utc=False)
except Exception:
continue
setattr(mi, k, val)
return mi, HTML_TEMPLATE % (mi.title, html)
