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Add single-transaction behavior to bulk metadata edit

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This commit is contained in:
Charles Haley 2010-08-18 20:22:25 +01:00
parent dc5f3871ed
commit fafa58adb7
1 changed files with 15 additions and 8 deletions
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23
src/calibre/gui2/dialogs/metadata_bulk.py
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@ -30,6 +30,10 @@ class Worker(Thread):
do_autonumber, do_remove_format, remove_format, do_swap_ta, \ do_autonumber, do_remove_format, remove_format, do_swap_ta, \
do_remove_conv, do_auto_author, series = self.args do_remove_conv, do_auto_author, series = self.args
# first loop: do author and title. These will commit at the end of each
# operation, because each operation modifies the file system. We want to
# try hard to keep the DB and the file system in sync, even in the face
# of exceptions or forced exits.
for id in self.ids: for id in self.ids:
if do_swap_ta: if do_swap_ta:
title = self.db.title(id, index_is_id=True) title = self.db.title(id, index_is_id=True)
@ -45,31 +49,34 @@ class Worker(Thread):
if au: if au:
self.db.set_authors(id, string_to_authors(au), notify=False) self.db.set_authors(id, string_to_authors(au), notify=False)
# All of these just affect the DB, so we can tolerate a total rollback
for id in self.ids:
if do_auto_author: if do_auto_author:
x = self.db.author_sort_from_book(id, index_is_id=True) x = self.db.author_sort_from_book(id, index_is_id=True, commit=False)
if x: if x:
self.db.set_author_sort(id, x, notify=False) self.db.set_author_sort(id, x, notify=False, commit=False)
if aus and do_aus: if aus and do_aus:
self.db.set_author_sort(id, aus, notify=False) self.db.set_author_sort(id, aus, notify=False, commit=False)
if rating != -1: if rating != -1:
self.db.set_rating(id, 2*rating, notify=False) self.db.set_rating(id, 2*rating, notify=False, commit=False)
if pub: if pub:
self.db.set_publisher(id, pub, notify=False) self.db.set_publisher(id, pub, notify=False, commit=False)
if do_series: if do_series:
next = self.db.get_next_series_num_for(series) next = self.db.get_next_series_num_for(series)
self.db.set_series(id, series, notify=False) self.db.set_series(id, series, notify=False, commit=False)
num = next if do_autonumber and series else 1.0 num = next if do_autonumber and series else 1.0
self.db.set_series_index(id, num, notify=False) self.db.set_series_index(id, num, notify=False, commit=False)
if do_remove_format: if do_remove_format:
self.db.remove_format(id, remove_format, index_is_id=True, notify=False) self.db.remove_format(id, remove_format, index_is_id=True, notify=False, commit=False)
if do_remove_conv: if do_remove_conv:
self.db.delete_conversion_options(id, 'PIPE') self.db.delete_conversion_options(id, 'PIPE')
self.db.conn.commit()
for w in getattr(self, 'custom_column_widgets', []): for w in getattr(self, 'custom_column_widgets', []):
w.commit(self.ids) w.commit(self.ids)