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Remove obsolete todos. Fix in code to read metadata from LRF files. The old code would fail on some LRF files in which the metadata block was zero-terminated

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Kovid Goyal 2007-01-02 04:41:46 +00:00
parent 73e021ef08
commit 59ed06686a
3 changed files with 5 additions and 10 deletions
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7
libprs500/communicate.py
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@ -190,8 +190,6 @@ class PRS500Device(Device):
be sent to the device, unless end_session is set to C{False}. be sent to the device, unless end_session is set to C{False}.
An L{usb.USBError} will cause the library to release control of the An L{usb.USBError} will cause the library to release control of the
USB interface via a call to L{close}. USB interface via a call to L{close}.
@todo: Fix handling of timeout errors
""" """
def run_session(*args, **kwargs): def run_session(*args, **kwargs):
dev = args[0] dev = args[0]
@ -262,7 +260,6 @@ class PRS500Device(Device):
See the source code for the sequenceof initialization commands. See the source code for the sequenceof initialization commands.
@todo: Implement unlocking of the device @todo: Implement unlocking of the device
@todo: Check this on Mac OSX
""" """
self.device = self.device_descriptor.get_device() self.device = self.device_descriptor.get_device()
if not self.device: if not self.device:
@ -391,7 +388,6 @@ class PRS500Device(Device):
The data packet is returned as an object of type C{data_type}. The data packet is returned as an object of type C{data_type}.
@return: A list of packets read from the device. @return: A list of packets read from the device.
Each packet is of type data_type Each packet is of type data_type
@todo: Figure out how to make bulk reads work in OSX
""" """
def bulk_read_packet(data_type=Answer, size=0x1000): def bulk_read_packet(data_type=Answer, size=0x1000):
data = data_type(self.handle.bulkRead(PRS500Device.PRS500_BULK_IN_EP, \ data = data_type(self.handle.bulkRead(PRS500Device.PRS500_BULK_IN_EP, \
@ -803,9 +799,6 @@ class PRS500Device(Device):
where data is the image data in JPEG format as a string where data is the image data in JPEG format as a string
@param booklists: A tuple containing the result of calls to @param booklists: A tuple containing the result of calls to
(L{books}(oncard=False), L{books}(oncard=True)). (L{books}(oncard=False), L{books}(oncard=True)).
@todo: Implement syncing the booklists to the device.
This would mean juggling with the nextId attribute in
media.xml and renumbering ids in cache.xml?
""" """
infile.seek(0, 2) infile.seek(0, 2)
size = infile.tell() size = infile.tell()

1
libprs500/gui/main.py
View File

@ -483,7 +483,6 @@ class Main(QObject, Ui_MainWindow):
def device_removed(self): def device_removed(self):
""" @todo: only reset stuff if library is not shown """
self.df.setText(self.df_template.arg("").arg("").arg("")) self.df.setText(self.df_template.arg("").arg("").arg(""))
self.device_tree.hide_reader(True) self.device_tree.hide_reader(True)
self.device_tree.hide_card(True) self.device_tree.hide_card(True)

5
libprs500/lrf/meta.py
View File

@ -27,6 +27,7 @@ to get and set meta information. For example:
import struct, array, zlib, StringIO import struct, array, zlib, StringIO
import xml.dom.minidom as dom import xml.dom.minidom as dom
from xml.dom.ext import Print as Print from xml.dom.ext import Print as Print
from libprs500.prstypes import field from libprs500.prstypes import field
BYTE = "<B" #: Unsigned char little endian encoded in 1 byte BYTE = "<B" #: Unsigned char little endian encoded in 1 byte
@ -204,7 +205,9 @@ class LRFMetaFile(object):
if len(stream) != self.uncompressed_info_size: if len(stream) != self.uncompressed_info_size:
raise LRFException("Decompression of document meta info\ raise LRFException("Decompression of document meta info\
yielded unexpected results") yielded unexpected results")
return stream # Remove null characters from string as in some LRF files
# the stream is null-terminated
return stream.strip().replace('\0', '')
except zlib.error, e: except zlib.error, e:
raise LRFException("Unable to decompress document meta information") raise LRFException("Unable to decompress document meta information")