def run_import_plugins(formats):
from calibre.ebooks.metadata.worker import run_import_plugins
import_ctx['group_id'] += 1
ans = run_import_plugins(formats, import_ctx['group_id'], import_ctx['tdir'])
fm = import_ctx['format_map']
for old_path, new_path in zip(formats, ans):
fm[new_path] = old_path
return ans
def run_import_plugins(formats):
from calibre.ebooks.metadata.worker import run_import_plugins
import_ctx['group_id'] += 1
ans = run_import_plugins(formats, import_ctx['group_id'], import_ctx['tdir'])
fm = import_ctx['format_map']
for old_path, new_path in zip(formats, ans):
fm[new_path] = old_path
return ans
def forked_read_metadata(original_path, tdir):
from calibre.ebooks.metadata.opf2 import metadata_to_opf
from calibre.ebooks.metadata.worker import run_import_plugins
path = run_import_plugins((original_path, ), os.getpid(), tdir)[0]
if path != original_path:
with lopen(os.path.join(tdir, 'file_changed_by_plugins'), 'w') as f:
f.write(os.path.abspath(path))
with lopen(path, 'rb') as f:
fmt = os.path.splitext(path)[1][1:].lower()
f.seek(0, 2)
sz = f.tell()
with lopen(os.path.join(tdir, 'size.txt'), 'wb') as s:
s.write(str(sz).encode('ascii'))
f.seek(0)
mi = get_metadata(f, fmt)
if mi.cover_data and mi.cover_data[1]:
with lopen(os.path.join(tdir, 'cover.jpg'), 'wb') as f:
f.write(mi.cover_data[1])
mi.cover_data = (None, None)
mi.cover = 'cover.jpg'
opf = metadata_to_opf(mi, default_lang='und')
with lopen(os.path.join(tdir, 'metadata.opf'), 'wb') as f:
f.write(opf)