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newdb: Enable sorting on the marked field for the find duplicated plugin

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Kovid Goyal 2013-07-29 12:51:16 +05:30
parent 6cffe0d105
commit 2831d39da4
3 changed files with 23 additions and 4 deletions
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11
src/calibre/db/cache.py
View File

@ -781,7 +781,7 @@ class Cache(object):
return ret
@read_api
def multisort(self, fields, ids_to_sort=None):
def multisort(self, fields, ids_to_sort=None, virtual_fields=None):
'''
Return a list of sorted book ids. If ids_to_sort is None, all book ids
are returned.
@ -794,6 +794,7 @@ class Cache(object):
else ids_to_sort)
get_metadata = self._get_proxy_metadata
lang_map = self.fields['languages'].book_value_map
virtual_fields = virtual_fields or {}
fm = {'title':'sort', 'authors':'author_sort'}
@ -801,8 +802,12 @@ class Cache(object):
'Handle series type fields'
idx = field + '_index'
is_series = idx in self.fields
ans = self.fields[fm.get(field, field)].sort_keys_for_books(
get_metadata, lang_map, all_book_ids,)
try:
ans = self.fields[fm.get(field, field)].sort_keys_for_books(
get_metadata, lang_map, all_book_ids)
except KeyError:
ans = virtual_fields[fm.get(field, field)].sort_keys_for_books(
get_metadata, lang_map, all_book_ids)
if is_series:
idx_ans = self.fields[idx].sort_keys_for_books(
get_metadata, lang_map, all_book_ids)

11
src/calibre/db/tests/reading.py
View File

@ -511,3 +511,14 @@ class ReadingTest(BaseTest):
# }}}
def test_marked_field(self): # {{{
' Test the marked field '
db = self.init_legacy()
db.set_marked_ids({3:1, 2:3})
ids = [1,2,3]
db.multisort([('marked', True)], only_ids=ids)
self.assertListEqual([1, 3, 2], ids)
db.multisort([('marked', False)], only_ids=ids)
self.assertListEqual([2, 3, 1], ids)
# }}}

5
src/calibre/db/view.py
View File

@ -30,6 +30,9 @@ class MarkedVirtualField(object):
for book_id in candidates:
yield self.marked_ids.get(book_id, default_value), {book_id}
def sort_keys_for_books(self, get_metadata, lang_map, all_book_ids):
return {bid:self.marked_ids.get(bid, None) for bid in all_book_ids}
class TableRow(object):
def __init__(self, book_id, view):
@ -219,7 +222,7 @@ class View(object):
if not fields:
fields = [('timestamp', False)]
sorted_book_ids = self.cache.multisort(fields, ids_to_sort=only_ids)
sorted_book_ids = self.cache.multisort(fields, ids_to_sort=only_ids, virtual_fields={'marked':MarkedVirtualField(self.marked_ids)})
if only_ids is None:
self._map = tuple(sorted_book_ids)
if len(self._map_filtered) == len(self._map):