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Simpler automerge algorithm

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Kovid Goyal 2011-02-07 19:06:39 -07:00
parent 72f6e440e8
commit 4705cf589b
1 changed files with 26 additions and 25 deletions
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43
src/calibre/gui2/add.py
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@ -183,32 +183,33 @@ class DBAdder(QObject): # {{{
identical_book_list = self.db.find_identical_books(mi)
if identical_book_list: # books with same author and nearly same title exist in db
self.merged_books.add(mi.title)
a_new_record_has_been_created = False
seen_fmts = set([])
for identical_book in identical_book_list:
if gprefs['automerge'] == 'ignore':
self.add_formats(identical_book, formats, replace=False)
if gprefs['automerge'] == 'overwrite':
self.add_formats(identical_book, formats, replace=True)
if gprefs['automerge'] == 'new record' and not a_new_record_has_been_created:
'''
We are here because we have at least one book record in the db that matches the one file/format being processed
We need to check if the file/format being processed matches a format in the matching book record.
If so, create new record (as below), else, add to existing record, as above.
Test if format exists in matching record. identical_book is an id, formats is a FQPN path in a list
'''
for path in formats:
fmt = os.path.splitext(path)[-1].replace('.', '').upper()
ib_fmts = self.db.formats(identical_book, index_is_id=True)
if ib_fmts and fmt in ib_fmts: # Create a new record
if not a_new_record_has_been_created:
id_ = self.db.create_book_entry(mi, cover=cover, add_duplicates=True)
if ib_fmts:
seen_fmts |= set(ib_fmts.split(','))
replace = gprefs['automerge'] == 'overwrite'
self.add_formats(identical_book, formats,
replace=replace)
if gprefs['automerge'] == 'new record':
incoming_fmts = \
set([os.path.splitext(path)[-1].replace('.',
'').upper() for path in formats])
if incoming_fmts.intersection(seen_fmts):
# There was at least one duplicate format
# so create a new record and put the
# incoming formats into it
# We should arguably put only the duplicate
# formats, but no real harm is done by having
# all formats
id_ = self.db.create_book_entry(mi, cover=cover,
add_duplicates=True)
self.number_of_books_added += 1
self.add_formats(id_, formats)
a_new_record_has_been_created = True
else: #new record not required
self.add_formats(identical_book, formats, replace=False)
else: # books with same author and nearly same title do not exist in db
else:
# books with same author and nearly same title do not exist in db
id_ = self.db.create_book_entry(mi, cover=cover, add_duplicates=True)
self.number_of_books_added += 1
self.add_formats(id_, formats)