Cutlery/calibre
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Kovid Goyal 2011-07-16 12:58:33 -06:00
parent c1a4f18e8f
commit 55db0eb600
2 changed files with 24 additions and 20 deletions
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21
src/calibre/db/cache.py
View File

@ -339,27 +339,8 @@ class Cache(object):
return self.backend.cover(path, as_file=as_file, as_image=as_image, return self.backend.cover(path, as_file=as_file, as_image=as_image,
as_path=as_path) as_path=as_path)
@api
def sanitize_sort_field_name(self, field):
field = self.field_metadata.search_term_to_field_key(field.lower().strip())
# translate some fields to their hidden equivalent
field = {'title': 'sort', 'authors':'author_sort'}.get(field, field)
return field
@read_api @read_api
def sort(self, field, ascending, subsort=False): def multisort(self, fields):
self._multisort([(field, ascending)])
@read_api
def multisort(self, fields=[], subsort=False):
fields = [(self.sanitize_sort_field_name(x), bool(y)) for x, y in fields]
keys = self.field_metadata.sortable_field_keys()
fields = [x for x in fields if x[0] in keys]
if subsort and 'sort' not in [x[0] for x in fields]:
fields += [('sort', True)]
if not fields:
fields = [('timestamp', False)]
all_book_ids = frozenset(self._all_book_ids()) all_book_ids = frozenset(self._all_book_ids())
get_metadata = partial(self._get_metadata, get_user_categories=False) get_metadata = partial(self._get_metadata, get_user_categories=False)

23
src/calibre/db/view.py
View File

@ -9,6 +9,12 @@ __docformat__ = 'restructuredtext en'
from functools import partial from functools import partial
def sanitize_sort_field_name(field_metadata, field):
field = field_metadata.search_term_to_field_key(field.lower().strip())
# translate some fields to their hidden equivalent
field = {'title': 'sort', 'authors':'author_sort'}.get(field, field)
return field
class View(object): class View(object):
def __init__(self, cache): def __init__(self, cache):
@ -35,6 +41,10 @@ class View(object):
self._map = list(self.cache.all_book_ids()) self._map = list(self.cache.all_book_ids())
self._map_filtered = list(self._map) self._map_filtered = list(self._map)
@property
def field_metadata(self):
return self.cache.field_metadata
def _get_id(self, idx, index_is_id=True): def _get_id(self, idx, index_is_id=True):
ans = idx if index_is_id else self.index_to_id(idx) ans = idx if index_is_id else self.index_to_id(idx)
return ans return ans
@ -83,4 +93,17 @@ class View(object):
ans.append(self.cache._author_data(id_)) ans.append(self.cache._author_data(id_))
return tuple(ans) return tuple(ans)
def multisort(self, fields=[], subsort=False):
fields = [(sanitize_sort_field_name(self.field_metadata, x), bool(y)) for x, y in fields]
keys = self.field_metadata.sortable_field_keys()
fields = [x for x in fields if x[0] in keys]
if subsort and 'sort' not in [x[0] for x in fields]:
fields += [('sort', True)]
if not fields:
fields = [('timestamp', False)]
sorted_book_ids = self.cache.multisort(fields)
sorted_book_ids
# TODO: change maps