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Current File : //usr/lib/calibre/calibre/devices/mtp/base.py

#!/usr/bin/env python3


__license__   = 'GPL v3'
__copyright__ = '2012, Kovid Goyal <kovid at kovidgoyal.net>'
__docformat__ = 'restructuredtext en'

from functools import wraps

from calibre import prints
from calibre.constants import DEBUG
from calibre.devices.interface import DevicePlugin


def debug(*args, **kwargs):
    if DEBUG:
        prints('MTP:', *args, **kwargs)


def synchronous(func):
    @wraps(func)
    def synchronizer(self, *args, **kwargs):
        with self.lock:
            return func(self, *args, **kwargs)
    return synchronizer


class MTPDeviceBase(DevicePlugin):
    name = 'MTP Device Interface'
    gui_name = _('MTP device')
    icon = I('devices/tablet.png')
    description = _('Communicate with MTP devices')
    author = 'Kovid Goyal'
    version = (1, 0, 0)

    def __init__(self, *args, **kwargs):
        DevicePlugin.__init__(self, *args, **kwargs)
        self.progress_reporter = None
        self.current_friendly_name = None
        self.report_progress = lambda x, y: None
        self.current_serial_num = None

    def reset(self, key='-1', log_packets=False, report_progress=None,
            detected_device=None):
        pass

    def set_progress_reporter(self, report_progress):
        self.report_progress = report_progress

    def get_gui_name(self):
        return getattr(self, 'current_friendly_name', self.gui_name)

    def is_usb_connected(self, devices_on_system, debug=False,
            only_presence=False):
        # We manage device presence ourselves, so this method should always
        # return False
        return False

    def build_template_regexp(self):
        from calibre.devices.utils import build_template_regexp
        return build_template_regexp(self.save_template)

    def is_customizable(self):
        return True

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