Python Cryptor.encrypt方法代码示例

# 需要导入模块: from thumbor.crypto import Cryptor [as 别名]
# 或者: from thumbor.crypto.Cryptor import encrypt [as 别名]
def test_decrypting_combinations():
    cryptor = Cryptor('my-security-key')
    for test in DECRYPT_TESTS:
        base_copy = copy.copy(BASE_PARAMS)
        base_copy.update(test['params'])
        encrypted = cryptor.encrypt(**base_copy)
        yield decrypted_result_should_match, cryptor.decrypt(encrypted), test['result']

# 需要导入模块: from thumbor.crypto import Cryptor [as 别名]
# 或者: from thumbor.crypto.Cryptor import encrypt [as 别名]
 def topic(self):
     cryptor = Cryptor('my-security-key')
     for test in DECRYPT_TESTS:
         base_copy = copy.copy(BASE_PARAMS)
         base_copy.update(test['params'])
         encrypted = cryptor.encrypt(**base_copy)
         yield(cryptor.decrypt(encrypted), test['result'])

# 需要导入模块: from thumbor.crypto import Cryptor [as 别名]
# 或者: from thumbor.crypto.Cryptor import encrypt [as 别名]
def test_usage():
    key = "my-security-key"
    image = "s.glbimg.com/et/bb/f/original/2011/03/24/VN0JiwzmOw0b0lg.jpg"
    thumbor_crypto = Cryptor(key)

    thumbor_options = thumbor_crypto.encrypt(
        width=300,
        height=200,
        smart=True,
        adaptive=False,
        fit_in=False,
        flip_horizontal=False,
        flip_vertical=False,
        halign='center',
        valign='middle',
        crop_left=0,
        crop_top=0,
        crop_right=0,
        crop_bottom=0,
        filters=[],
        image=image
    )
    thumbor_url = "/%s/%s" % (thumbor_options, image)

    crypto = CryptoURL(key=key)

    url = crypto.generate(
        width=300,
        height=200,
        smart=True,
        image_url=image,
        old=True
    )

    assert url == thumbor_url

# 需要导入模块: from thumbor.crypto import Cryptor [as 别名]
# 或者: from thumbor.crypto.Cryptor import encrypt [as 别名]
    def test_get_options_from_storage(self):
        image_url = "/some/image.jpg"
        custom_security_key = "custom-sec"
        cryptor = Cryptor(security_key=custom_security_key)
        decryptor = Cryptor(security_key="something")

        expected_options = dict(
            width=300,
            height=300,
            smart=True,
            adaptive=False,
            full=False,
            fit_in=False,
            flip_horizontal=True,
            flip_vertical=True,
            halign="center",
            valign="middle",
            trim=True,
            crop_left=10,
            crop_top=11,
            crop_right=12,
            crop_bottom=13,
            filters='some_filter()',
            image=image_url,
        )

        encrypted_str = cryptor.encrypt(**expected_options)

        mock_storage = mock.Mock()
        decryptor.context = mock.Mock(
            config=mock.Mock(
                STORES_CRYPTO_KEY_FOR_EACH_IMAGE=True
            ),
            modules=mock.Mock(
                storage=mock_storage
            ),
        )

        mock_storage.get_crypto.return_value = custom_security_key

        options = decryptor.get_options(encrypted_str, image_url)
        expect(options).not_to_be_null()

        expected_options = {
            'trim': 'trim', 'full': False, 'halign': 'center', 'fit_in': False,
            'vertical_flip': True, 'image': '/some/image.jpg',
            'crop': {'top': 11, 'right': 12, 'bottom': 13, 'left': 10},
            'height': 300, 'width': 300, 'meta': False, 'horizontal_flip': True,
            'filters': 'some_filter()', 'valign': 'middle', 'debug': False,
            'hash': 'e2baf424fa420b73a97476956dfb858f', 'adaptive': False, 'smart': True
        }

        expect(options).to_be_like(expected_options)

# 需要导入模块: from thumbor.crypto import Cryptor [as 别名]
# 或者: from thumbor.crypto.Cryptor import encrypt [as 别名]
    def test_get_options_from_storage_returns_null_if_key_not_found(self):
        image_url = "/some/image.jpg"
        custom_security_key = "custom-sec"
        cryptor = Cryptor(security_key=custom_security_key)
        decryptor = Cryptor(security_key="something")

        expected_options = dict(
            width=300,
            height=300,
            smart=True,
            adaptive=False,
            full=False,
            fit_in=False,
            flip_horizontal=True,
            flip_vertical=True,
            halign="center",
            valign="middle",
            trim=True,
            crop_left=10,
            crop_top=11,
            crop_right=12,
            crop_bottom=13,
            filters='some_filter()',
            image=image_url,
        )

        encrypted_str = cryptor.encrypt(**expected_options)

        mock_storage = mock.Mock()
        decryptor.context = mock.Mock(
            config=mock.Mock(
                STORES_CRYPTO_KEY_FOR_EACH_IMAGE=True
            ),
            modules=mock.Mock(
                storage=mock_storage
            ),
        )

        mock_storage.get_crypto.return_value = None

        options = decryptor.get_options(encrypted_str, image_url)
        expect(options).to_be_null()

# 需要导入模块: from thumbor.crypto import Cryptor [as 别名]
# 或者: from thumbor.crypto.Cryptor import encrypt [as 别名]
def main(arguments=None):
    '''Converts a given url with the specified arguments.'''
    if arguments is None:
        arguments = sys.argv[1:]

    parser = optparse.OptionParser(usage='thumbor-url [options] imageurl or type thumbor-url -h (--help) for help', description=__doc__, version=__version__)

    parser.add_option('-l', '--key_file', dest='key_file', default=None, help = 'The file to read the security key from [default: %default].' )
    parser.add_option('-k', '--key', dest='key', default=None, help = 'The security key to encrypt the url with [default: %default].' )
    parser.add_option('-w', '--width', dest='width', type='int', default=0, help = 'The target width for the image [default: %default].' )
    parser.add_option('-e', '--height', dest='height', type='int', default=0, help = 'The target height for the image [default: %default].' )
    parser.add_option('-n', '--fitin', dest='fitin', action='store_true', default=False, help = 'Indicates that fit-in resizing should be performed.' )
    parser.add_option('-m', '--meta', dest='meta', action='store_true', default=False, help = 'Indicates that meta information should be retrieved.' )
    parser.add_option('', '--adaptive', action='store_true', dest='adaptive', default=False, help = 'Indicates that adaptive fit-in cropping should be used.' )
    parser.add_option('-s', '--smart', action='store_true', dest='smart', default=False, help = 'Indicates that smart cropping should be used.' )
    parser.add_option('-t', '--trim', action='store_true', default=False, help='Indicate that surrounding whitespace should be trimmed.')
    parser.add_option('-f', '--horizontal-flip', action='store_true', dest='horizontal_flip', default=False, help = 'Indicates that the image should be horizontally flipped.' )
    parser.add_option('-v', '--vertical-flip', action='store_true', dest='vertical_flip', default=False, help = 'Indicates that the image should be vertically flipped.')
    parser.add_option('-a', '--halign', dest='halign', default='center', help = 'The horizontal alignment to use for cropping [default: %default].' )
    parser.add_option('-i', '--valign', dest='valign', default='middle', help = 'The vertical alignment to use for cropping [default: %default].' )
    parser.add_option('',   '--filters', dest='filters', default='', help = 'Filters to be applied to the image, e.g. brightness(10) [default: %default].' )
    parser.add_option('-o', '--old-format', dest='old', action='store_true', default=False, help = 'Indicates that thumbor should generate old-format urls [default: %default].' )

    parser.add_option('-c', '--crop', dest='crop', default=None, help = 'The coordinates of the points to manual cropping in the format leftxtop:rightxbottom (100x200:400x500) [default: %default].' )

    (parsed_options, arguments) = parser.parse_args(arguments)

    if not arguments:
        print 'Error: The image argument is mandatory. For more information type thumbor-url -h'
        return

    image_url = arguments[0]
    if image_url.startswith('/'):
        image_url = image_url[1:]

    try:
        config = Config.load(None)
    except:
        config = None

    if config:
        print
        print "USING CONFIGURATION FILE AT %s" % config.config_file
        print

    if not parsed_options.key and not config:
        print 'Error: The -k or --key argument is mandatory. For more information type thumbor-url -h'
        return

    if parsed_options.key_file:
        f = open(parsed_options.key_file)
        security_key = f.read().strip()
        f.close()
    else:
        security_key = config.SECURITY_KEY if not parsed_options.key else parsed_options.key


    crop_left = crop_top = crop_right = crop_bottom = 0
    if parsed_options.crop:
        crops = parsed_options.crop.split(':')
        crop_left, crop_top = crops[0].split('x')
        crop_right, crop_bottom = crops[1].split('x')

    if parsed_options.old:
        crypt = Cryptor(security_key)
        opt = crypt.encrypt(parsed_options.width,
                            parsed_options.height,
                            parsed_options.smart,
                            parsed_options.adaptive,
                            parsed_options.fitin,
                            parsed_options.horizontal_flip,
                            parsed_options.vertical_flip,
                            parsed_options.halign,
                            parsed_options.valign,
                            crop_left,
                            crop_top,
                            crop_right,
                            crop_bottom,
                            parsed_options.filters,
                            image_url)
        url = '/%s/%s' % (opt, image_url)

        print 'Encrypted URL:'
    else:
        signer = Signer(security_key)
        url = Url.generate_options(
            width=parsed_options.width,
            height=parsed_options.height,
            smart=parsed_options.smart,
            meta=parsed_options.meta,
            adaptive=parsed_options.adaptive,
            fit_in=parsed_options.fitin,
            horizontal_flip=parsed_options.horizontal_flip,
            vertical_flip=parsed_options.vertical_flip,
            halign=parsed_options.halign,
            valign=parsed_options.valign,
            trim=parsed_options.trim,
            crop_left=crop_left,
            crop_top=crop_top,
            crop_right=crop_right,
#.........这里部分代码省略.........

# 需要导入模块: from thumbor.crypto import Cryptor [as 别名]
# 或者: from thumbor.crypto.Cryptor import encrypt [as 别名]
class CryptoTestCase(TestCase):
    def setUp(self, *args, **kw):
        super(CryptoTestCase, self).setUp(*args, **kw)
        self.cryptor = Cryptor(security_key="something")
        self.cryptor.context = mock.Mock(
            config=mock.Mock(
                STORES_CRYPTO_KEY_FOR_EACH_IMAGE=False
            ),
        )

    def test_can_create_crypto_with_key(self):
        cryptor = Cryptor("key")
        expect(cryptor).not_to_be_null()
        expect(cryptor.security_key).to_equal("keykeykeykeykeyk")

    def test_can_encrypt(self):
        encrypted = self.cryptor.encrypt(
            width=300,
            height=300,
            smart=True,
            adaptive=False,
            full=False,
            fit_in=False,
            flip_horizontal=True,
            flip_vertical=True,
            halign="center",
            valign="middle",
            trim=True,
            crop_left=10,
            crop_top=11,
            crop_right=12,
            crop_bottom=13,
            filters='some_filter()',
            image="/some/image.jpg"
        )

        encrypted_str = "hELdyDzyYtjXU5GhGxJVHjRvGrSP_iYKnIQbq_MuVq86rSObCeJvo2iXFRUjLgs" \
            "U9wDzhqK9J_SHmpxDJHW_rBD8eilO26x2M_hzJfGB-V9cGF65GO_7CgJXI8Ktw188"

        expect(encrypted).to_equal(encrypted_str)

    def test_can_decrypt(self):
        encrypted_str = "hELdyDzyYtjXU5GhGxJVHjRvGrSP_iYKnIQbq_MuVq86rSObCeJvo2iXFRUjLgs" \
            "U9wDzhqK9J_SHmpxDJHW_rBD8eilO26x2M_hzJfGB-V9cGF65GO_7CgJXI8Ktw188"

        decrypted = self.cryptor.decrypt(encrypted_str)

        expect(decrypted).not_to_be_null()
        expect(decrypted).not_to_be_an_error()
        expect(decrypted).not_to_be_empty()
        expect(decrypted['width']).to_equal(300)
        expect(decrypted['height']).to_equal(300)
        expect(decrypted['smart']).to_be_true()
        expect(decrypted['fit_in']).to_be_false()
        expect(decrypted['horizontal_flip']).to_be_true()
        expect(decrypted['vertical_flip']).to_be_true()
        expect(decrypted['halign']).to_equal('center')
        expect(decrypted['valign']).to_equal('middle')
        expect(decrypted['crop']['left']).to_equal(10)
        expect(decrypted['crop']['top']).to_equal(11)
        expect(decrypted['crop']['right']).to_equal(12)
        expect(decrypted['crop']['bottom']).to_equal(13)
        expect(decrypted['filters']).to_equal('some_filter()')

        image_hash = hashlib.md5('/some/image.jpg').hexdigest()
        expect(decrypted['image_hash']).to_equal(image_hash)

    def test_decrypting_with_wrong_key(self):
        encrypted_str = "hELdyDzyYtjXU5GhGxJVHjRvGrSP_iYKnIQbq_MuVq86rSObCeJvo2iXFRUjLgs" \
            "U9wDzhqK9J_SHmpxDJHW_rBD8eilO26x2M_hzJfGB-V9cGF65GO_7CgJXI8Ktw188"

        cryptor = Cryptor(security_key="simething")
        wrong = cryptor.decrypt(encrypted_str)
        right = self.cryptor.decrypt(encrypted_str)
        expect(wrong['image_hash']).not_to_equal(str(right['image_hash']))

    def test_get_options(self):
        encrypted_str = "hELdyDzyYtjXU5GhGxJVHjRvGrSP_iYKnIQbq_MuVq86rSObCeJvo2iXFRUjLgs" \
            "U9wDzhqK9J_SHmpxDJHW_rBD8eilO26x2M_hzJfGB-V9cGF65GO_7CgJXI8Ktw188"
        image_url = "/some/image.jpg"

        expected_options = {
            'trim': 'trim', 'full': False, 'halign': 'center', 'fit_in': False,
            'vertical_flip': True, 'image': '/some/image.jpg',
            'crop': {'top': 11, 'right': 12, 'bottom': 13, 'left': 10},
            'height': 300, 'width': 300, 'meta': False, 'horizontal_flip': True,
            'filters': 'some_filter()', 'valign': 'middle', 'debug': False,
            'hash': 'e2baf424fa420b73a97476956dfb858f', 'adaptive': False, 'smart': True
        }
        options = self.cryptor.get_options(encrypted_str, image_url)
        expect(options).to_be_like(expected_options)

    def test_get_options_returns_null_if_invalid(self):
        encrypted_str = "hELdyDzyYtjXU5GhGxJVHjRvGrSP_iYKnIQbq_MuVq86rSObCeJvo2iXFRUjLgs"
        image_url = "/some/image.jpg"

        options = self.cryptor.get_options(encrypted_str, image_url)
        expect(options).to_be_null()

    def test_get_options_returns_null_if_different_path(self):
#.........这里部分代码省略.........