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Fix #7245 (Defer Metadata reading until after on_import plugins run)

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Kovid Goyal 2010-10-28 10:58:43 -06:00
parent b5d013ac91
commit c9a0e00e45
2 changed files with 32 additions and 21 deletions
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2
src/calibre/customize/builtins.py
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@ -292,7 +292,7 @@ class RTFMetadataReader(MetadataReaderPlugin):
def get_metadata(self, stream, ftype):
from calibre.ebooks.metadata.rtf import get_metadata
return get_metadata(stream)
class SNBMetadataReader(MetadataReaderPlugin):
name = 'Read SNB metadata'

51
src/calibre/ebooks/metadata/worker.py
View File

@ -21,51 +21,62 @@ def debug(*args):
prints(*args)
sys.stdout.flush()
def read_metadata_(task, tdir, notification=lambda x,y:x):
def serialize_metadata_for(formats, tdir, id_):
from calibre.ebooks.metadata.meta import metadata_from_formats
from calibre.ebooks.metadata.opf2 import metadata_to_opf
mi = metadata_from_formats(formats)
mi.cover = None
cdata = None
if mi.cover_data:
cdata = mi.cover_data[-1]
mi.cover_data = None
if not mi.application_id:
mi.application_id = '__calibre_dummy__'
with open(os.path.join(tdir, '%s.opf'%id_), 'wb') as f:
f.write(metadata_to_opf(mi))
if cdata:
with open(os.path.join(tdir, str(id_)), 'wb') as f:
f.write(cdata)
def read_metadata_(task, tdir, notification=lambda x,y:x):
from calibre.customize.ui import run_plugins_on_import
for x in task:
try:
id, formats = x
id_, formats = x
except:
continue
try:
if isinstance(formats, basestring): formats = [formats]
mi = metadata_from_formats(formats)
mi.cover = None
cdata = None
if mi.cover_data:
cdata = mi.cover_data[-1]
mi.cover_data = None
if not mi.application_id:
mi.application_id = '__calibre_dummy__'
with open(os.path.join(tdir, '%s.opf'%id), 'wb') as f:
f.write(metadata_to_opf(mi))
if cdata:
with open(os.path.join(tdir, str(id)), 'wb') as f:
f.write(cdata)
import_map = {}
fmts = []
for format in formats:
nfp = run_plugins_on_import(format)
if nfp is None:
if not nfp or not os.access(nfp, os.R_OK):
nfp = format
nfp = os.path.abspath(nfp)
fmts.append(nfp)
serialize_metadata_for(fmts, tdir, id_)
for format, nfp in zip(formats, fmts):
if isinstance(nfp, unicode):
nfp.encode(filesystem_encoding)
x = lambda j : os.path.abspath(os.path.normpath(os.path.normcase(j)))
if x(nfp) != x(format) and os.access(nfp, os.R_OK|os.W_OK):
fmt = os.path.splitext(format)[1].replace('.', '').lower()
nfmt = os.path.splitext(nfp)[1].replace('.', '').lower()
dest = os.path.join(tdir, '%s.%s'%(id, nfmt))
dest = os.path.join(tdir, '%s.%s'%(id_, nfmt))
shutil.copyfile(nfp, dest)
import_map[fmt] = dest
os.remove(nfp)
if import_map:
with open(os.path.join(tdir, str(id)+'.import'), 'wb') as f:
with open(os.path.join(tdir, str(id_)+'.import'), 'wb') as f:
for fmt, nfp in import_map.items():
f.write(fmt+':'+nfp+'\n')
notification(0.5, id)
notification(0.5, id_)
except:
import traceback
with open(os.path.join(tdir, '%s.error'%id), 'wb') as f:
with open(os.path.join(tdir, '%s.error'%id_), 'wb') as f:
f.write(traceback.format_exc())
class Progress(object):