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Sony T1: Driver Updates

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- Support switching between Calibre and Sony T1 style metadata in books.db
    (Defaults to Calibre style)
- Attempt to calculate the device's time offset from books.db when scanning.
This commit is contained in:
Kolenka 2011-10-15 09:05:26 -07:00
parent 6db759df3a
commit 55a7e1393b
1 changed files with 44 additions and 5 deletions
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45
src/calibre/devices/prst1/driver.py
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@ -20,6 +20,7 @@ from calibre.devices.usbms.device import USBDevice
from calibre.devices.usbms.books import CollectionsBookList
from calibre.devices.usbms.books import BookList
from calibre.constants import islinux
from calibre.ebooks.metadata import authors_to_string, authors_to_sort_string
DBPATH = 'Sony_Reader/database/books.db'
THUMBPATH = 'Sony_Reader/database/cache/books/%s/thumbnail/main_thumbnail.jpg'
@ -82,18 +83,26 @@ class PRST1(USBMS):
'the same aspect ratio (width to height) as the cover. '
'Unset it if you want the thumbnail to be the maximum size, '
'ignoring aspect ratio.'),
_('Use SONY Author Format (First Author Only)') +
':::' +
_('Set this option if you want the author on the Sony to '
'appear the same way the T1 sets it. This means it will '
'only show the first author for books with multiple authors. '
'Leave this disabled if you use Metadata Plugboards.')
]
EXTRA_CUSTOMIZATION_DEFAULT = [
', '.join(['series', 'tags']),
True,
False,
True,
False,
]
OPT_COLLECTIONS = 0
OPT_UPLOAD_COVERS = 1
OPT_REFRESH_COVERS = 2
OPT_PRESERVE_ASPECT_RATIO = 3
OPT_USE_SONY_AUTHORS = 4
plugboards = None
plugboard_func = None
@ -103,6 +112,8 @@ class PRST1(USBMS):
# that we do not preserve aspect ratio
if not self.settings().extra_customization[self.OPT_PRESERVE_ASPECT_RATIO]:
self.THUMBNAIL_WIDTH = 108
# Make sure the date offset is set to none, we'll calculate it in books.
self.device_offset = None
def windows_filter_pnp_id(self, pnp_id):
return '_LAUNCHER' in pnp_id or '_SETTING' in pnp_id
@ -168,6 +179,27 @@ class PRST1(USBMS):
bl_collections.setdefault(row[0], [])
bl_collections[row[0]].append(row[1])
# collect information on offsets, but assume any
# offset we already calculated is correct
if self.device_offset is None:
query = 'SELECT file_path, modified_date FROM books'
cursor.execute(query)
time_offsets = {}
for i, row in enumerate(cursor):
comp_date = int(os.path.getmtime(self.normalize_path(prefix + row[0])) * 1000);
device_date = int(row[1]);
offset = device_date - comp_date
time_offsets.setdefault(offset, 0)
time_offsets[offset] = time_offsets[offset] + 1
try:
device_offset = max(time_offsets,key = lambda a: time_offsets.get(a))
debug_print("Device Offset: %d ms"%device_offset)
self.device_offset = device_offset
except ValueError:
debug_print("No Books To Detect Device Offset.")
for idx, book in enumerate(bl):
query = 'SELECT _id, thumbnail FROM books WHERE file_path = ?'
t = (book.lpath,)
@ -237,6 +269,7 @@ class PRST1(USBMS):
opts = self.settings()
upload_covers = opts.extra_customization[self.OPT_UPLOAD_COVERS]
refresh_covers = opts.extra_customization[self.OPT_REFRESH_COVERS]
use_sony_authors = opts.extra_customization[self.OPT_USE_SONY_AUTHORS]
cursor = connection.cursor()
@ -266,15 +299,21 @@ class PRST1(USBMS):
else:
author = authors_to_sort_string(newmi.authors)
else:
if use_sony_authors:
author = newmi.authors[0]
else:
author = authors_to_string(newmi.authors)
except:
author = _('Unknown')
title = newmi.title or _('Unknown')
# Get modified date
modified_date = os.path.getmtime(book.path)
time_offset = time.altzone if time.daylight else time.timezone
modified_date = (modified_date - time_offset) * 1000
modified_date = os.path.getmtime(book.path) * 1000
if self.device_offset is not None:
modified_date = modified_date + self.device_offset
else:
time_offset = -time.altzone if time.daylight else -time.timezone
modified_date = modified_date + (time_offset * 1000)
if lpath not in db_books:
query = '''