notify.py 文件源码

def install_notifier():
    """Extract `Notify.app` from the workflow to data directory.

    Changes the bundle ID of the installed app and gives it the
    workflow's icon.
    """
    archive = os.path.join(os.path.dirname(__file__), 'Notify.tgz')
    destdir = wf().datadir
    app_path = os.path.join(destdir, 'Notify.app')
    n = notifier_program()
    log().debug("Installing Notify.app to %r ...", destdir)
    # z = zipfile.ZipFile(archive, 'r')
    # z.extractall(destdir)
    tgz = tarfile.open(archive, 'r:gz')
    tgz.extractall(destdir)
    assert os.path.exists(n), (
        "Notify.app could not be installed in {0!r}.".format(destdir))

    # Replace applet icon
    icon = notifier_icon_path()
    workflow_icon = wf().workflowfile('icon.png')
    if os.path.exists(icon):
        os.unlink(icon)

    png_to_icns(workflow_icon, icon)

    # Set file icon
    # PyObjC isn't available for 2.6, so this is 2.7 only. Actually,
    # none of this code will "work" on pre-10.8 systems. Let it run
    # until I figure out a better way of excluding this module
    # from coverage in py2.6.
    if sys.version_info >= (2, 7):  # pragma: no cover
        from AppKit import NSWorkspace, NSImage

        ws = NSWorkspace.sharedWorkspace()
        img = NSImage.alloc().init()
        img.initWithContentsOfFile_(icon)
        ws.setIcon_forFile_options_(img, app_path, 0)

    # Change bundle ID of installed app
    ip_path = os.path.join(app_path, 'Contents/Info.plist')
    bundle_id = '{0}.{1}'.format(wf().bundleid, uuid.uuid4().hex)
    data = plistlib.readPlist(ip_path)
    log().debug('Changing bundle ID to {0!r}'.format(bundle_id))
    data['CFBundleIdentifier'] = bundle_id
    plistlib.writePlist(data, ip_path)