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use metadata.opf or metadata if available

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This commit is contained in:
j 2014-05-27 16:08:14 +02:00
commit 95085bde8c
3 changed files with 64 additions and 8 deletions
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19
oml/media/__init__.py
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@ -11,6 +11,7 @@ import ox
import pdf
import epub
import txt
import opf
def get_id(f=None, data=None):
if data:
@ -19,11 +20,12 @@ def get_id(f=None, data=None):
return base64.b32encode(ox.sha1sum(f, cached=True).decode('hex'))
def metadata(f):
def metadata(f, from_=None):
ext = f.split('.')[-1]
data = {}
data['extension'] = ext
data['size'] = os.stat(f).st_size
if ext == 'pdf':
info = pdf.info(f)
elif ext == 'epub':
@ -31,9 +33,15 @@ def metadata(f):
elif ext == 'txt':
info = txt.info(f)
opf_info = {}
metadata_opf = os.path.join(os.path.dirname(from_ or f), 'metadata.opf')
if os.path.exists(metadata_opf):
opf_info = opf.info(metadata_opf)
for key in (
'title', 'author', 'date', 'publisher', 'isbn',
'textsize', 'pages'
'title', 'author', 'date', 'publisher',
'language', 'textsize', 'pages',
'isbn', 'asin'
):
if key in info:
value = info[key]
@ -44,9 +52,12 @@ def metadata(f):
value = None
if value:
data[key] = info[key]
if key in opf_info:
data[key] = opf_info[key]
if 'isbn' in data:
data['primaryid'] = ['isbn', data['isbn'][0]]
elif 'asin' in data:
data['primaryid'] = ['asin', data['asin'][0]]
if 'author' in data:
if isinstance(data['author'], basestring):
data['author'] = data['author'].split('; ')