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Normalized paths and performance improvements done

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This commit is contained in:
Charles Haley 2010-05-13 09:56:41 +01:00
parent cd046c7898
commit cd6c46dba5
3 changed files with 29 additions and 25 deletions
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2
src/calibre/devices/usbms/books.py
View File

@ -31,6 +31,8 @@ class Book(MetaInformation):
MetaInformation.__init__(self, '')
self.path = os.path.join(prefix, lpath)
if os.sep == '\\':
self.path = self.path.replace('/', '\\')
self.lpath = lpath
self.mime = mime_type_ext(path_to_ext(lpath))
self.size = os.stat(self.path).st_size if size == None else size

1
src/calibre/devices/usbms/driver.py
View File

@ -10,7 +10,6 @@ driver. It is intended to be subclassed with the relevant parts implemented
for a particular device.
'''
import posixpath
import os
import re
import json

51
src/calibre/gui2/device.py
View File

@ -999,44 +999,47 @@ class DeviceGUI(object):
loc = [None, None, None]
if reset:
self.book_on_device_cache = None
self.book_db_title_cache = None
self.book_db_uuid_cache = None
return
if self.book_on_device_cache is None:
self.book_on_device_cache = []
if self.book_db_title_cache is None:
self.book_db_title_cache = []
self.book_db_uuid_cache = []
for i, l in enumerate(self.booklists()):
self.book_on_device_cache.append({})
self.book_db_title_cache.append({})
self.book_db_uuid_cache.append(set())
for book in l:
book_title = book.title.lower() if book.title else ''
book_title = re.sub('(?u)\W|[_]', '', book_title)
if book_title not in self.book_on_device_cache[i]:
self.book_on_device_cache[i][book_title] = \
if book_title not in self.book_db_title_cache[i]:
self.book_db_title_cache[i][book_title] = \
{'authors':set(), 'db_ids':set(), 'uuids':set()}
book_authors = authors_to_string(book.authors).lower()
book_authors = re.sub('(?u)\W|[_]', '', book_authors)
self.book_on_device_cache[i][book_title]['authors'].add(book_authors)
self.book_db_title_cache[i][book_title]['authors'].add(book_authors)
id = getattr(book, 'application_id', None)
if id is None:
id = book.db_id
if id is not None:
self.book_on_device_cache[i][book_title]['db_ids'].add(id)
self.book_db_title_cache[i][book_title]['db_ids'].add(id)
uuid = getattr(book, 'uuid', None)
if uuid is None:
self.book_on_device_cache[i][book_title]['uuids'].add(uuid)
if uuid is not None:
self.book_db_uuid_cache[i].add(uuid)
db = self.library_view.model().db
db_title = db.title(index, index_is_id=True).lower()
db_title = re.sub('(?u)\W|[_]', '', db_title)
db_authors = db.authors(index, index_is_id=True)
db_authors = db_authors.lower() if db_authors else ''
db_authors = re.sub('(?u)\W|[_]', '', db_authors)
db_uuid = db.uuid(index, index_is_id=True)
mi = self.library_view.model().db.get_metadata(index, index_is_id=True)
for i, l in enumerate(self.booklists()):
d = self.book_on_device_cache[i].get(db_title, None)
if d:
if db_uuid in d['uuids'] or \
index in d['db_ids'] or \
db_authors in d['authors']:
if mi.uuid in self.book_db_uuid_cache[i]:
loc[i] = True
continue
db_title = re.sub('(?u)\W|[_]', '', mi.title.lower())
cache = self.book_db_title_cache[i].get(db_title, None)
if cache:
if index in cache['db_ids']:
loc[i] = True
break
if mi.authors and \
re.sub('(?u)\W|[_]', '', mi.authors.lower()) in cache['authors']:
loc[i] = True
break
return loc
@ -1054,7 +1057,7 @@ class DeviceGUI(object):
authors = authors_to_string(mi.authors).lower() if mi.authors else ''
authors = re.sub('(?u)\W|[_]', '', authors)
self.db_book_title_cache[title]['authors'].add(authors)
self.db_book_title_cache[title]['db_ids'].add(id)
self.db_book_title_cache[title]['db_ids'].add(mi.application_id)
self.db_book_uuid_cache.add(mi.uuid)
# Now iterate through all the books on the device, setting the in_library field
@ -1065,7 +1068,7 @@ class DeviceGUI(object):
for booklist in booklists:
for book in booklist:
if getattr(book, 'uuid', None) in self.db_book_uuid_cache:
self.book_in_library = True
book.in_library = True
continue
book_title = book.title.lower() if book.title else ''