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Name	Size	Permission
testdata	[ DIR ]	drwxr-xr-x
__init__.py	715 B	-rw-r--r--
client_generation_test.py	2.1 KB	-rw-r--r--
extended_descriptor.py	21.15 KB	-rw-r--r--
gen_client.py	11.42 KB	-rw-r--r--
gen_client_lib.py	10.29 KB	-rw-r--r--
gen_client_test.py	6.84 KB	-rw-r--r--
message_registry.py	20.8 KB	-rw-r--r--
service_registry.py	22.51 KB	-rw-r--r--
test_utils.py	1.41 KB	-rw-r--r--
util.py	14.93 KB	-rw-r--r--
util_test.py	2.91 KB	-rw-r--r--

Code Editor : gen_client_lib.py

#!/usr/bin/env python
#
# Copyright 2015 Google Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

"""Simple tool for generating a client library.

Relevant links:
  https://developers.google.com/discovery/v1/reference/apis#resource
"""

import datetime

from apitools.gen import message_registry
from apitools.gen import service_registry
from apitools.gen import util

def _ApitoolsVersion():
    """Returns version of the currently installed google-apitools package."""
    try:
        import pkg_resources
    except ImportError:
        return 'X.X.X'
    try:
        return pkg_resources.get_distribution('google-apitools').version
    except pkg_resources.DistributionNotFound:
        return 'X.X.X'

def _StandardQueryParametersSchema(discovery_doc):
    """Sets up dict of standard query parameters."""
    standard_query_schema = {
        'id': 'StandardQueryParameters',
        'type': 'object',
        'description': 'Query parameters accepted by all methods.',
        'properties': discovery_doc.get('parameters', {}),
    }
    # We add an entry for the trace, since Discovery doesn't.
    standard_query_schema['properties']['trace'] = {
        'type': 'string',
        'description': ('A tracing token of the form "token:<tokenid>" '
                        'to include in api requests.'),
        'location': 'query',
    }
    return standard_query_schema

class DescriptorGenerator(object):

"""Code generator for a given discovery document."""

def __init__(self, discovery_doc, client_info, names, root_package, outdir,
                 base_package, protorpc_package, init_wildcards_file=True,
                 use_proto2=False, unelidable_request_methods=None,
                 apitools_version=''):
        self.__discovery_doc = discovery_doc
        self.__client_info = client_info
        self.__outdir = outdir
        self.__use_proto2 = use_proto2
        self.__description = util.CleanDescription(
            self.__discovery_doc.get('description', ''))
        self.__package = self.__client_info.package
        self.__version = self.__client_info.version
        self.__revision = discovery_doc.get('revision', '1')
        self.__init_wildcards_file = init_wildcards_file
        self.__root_package = root_package
        self.__base_files_package = base_package
        self.__protorpc_package = protorpc_package
        self.__names = names

# Order is important here: we need the schemas before we can
        # define the services.
        self.__message_registry = message_registry.MessageRegistry(
            self.__client_info, self.__names, self.__description,
            self.__root_package, self.__base_files_package,
            self.__protorpc_package)
        schemas = self.__discovery_doc.get('schemas', {})
        for schema_name, schema in sorted(schemas.items()):
            self.__message_registry.AddDescriptorFromSchema(
                schema_name, schema)

# We need to add one more message type for the global parameters.
        standard_query_schema = _StandardQueryParametersSchema(
            self.__discovery_doc)
        self.__message_registry.AddDescriptorFromSchema(
            standard_query_schema['id'], standard_query_schema)

# Now that we know all the messages, we need to correct some
        # fields from MessageFields to EnumFields.
        self.__message_registry.FixupMessageFields()

self.__services_registry = service_registry.ServiceRegistry(
            self.__client_info,
            self.__message_registry,
            self.__names,
            self.__root_package,
            self.__base_files_package,
            unelidable_request_methods or [])
        services = self.__discovery_doc.get('resources', {})
        for service_name, methods in sorted(services.items()):
            self.__services_registry.AddServiceFromResource(
                service_name, methods)
        # We might also have top-level methods.
        api_methods = self.__discovery_doc.get('methods', [])
        if api_methods:
            self.__services_registry.AddServiceFromResource(
                'api', {'methods': api_methods})
        # pylint: disable=protected-access
        self.__client_info = self.__client_info._replace(
            scopes=self.__services_registry.scopes)

# The apitools version that will be used in prerequisites for the
        # generated packages.
        self.__apitools_version = (
            apitools_version if apitools_version else _ApitoolsVersion())

@property
    def client_info(self):
        return self.__client_info

@property
    def discovery_doc(self):
        return self.__discovery_doc

@property
    def names(self):
        return self.__names

@property
    def outdir(self):
        return self.__outdir

@property
    def package(self):
        return self.__package

@property
    def use_proto2(self):
        return self.__use_proto2

@property
    def apitools_version(self):
        return self.__apitools_version

def _GetPrinter(self, out):
        printer = util.SimplePrettyPrinter(out)
        return printer

def WriteInit(self, out):
        """Write a simple __init__.py for the generated client."""
        printer = self._GetPrinter(out)
        if self.__init_wildcards_file:
            printer('"""Common imports for generated %s client library."""',
                    self.__client_info.package)
            printer('# pylint:disable=wildcard-import')
        else:
            printer('"""Package marker file."""')
        printer()
        printer('from __future__ import absolute_import')
        printer()
        printer('import pkgutil')
        printer()
        if self.__init_wildcards_file:
            printer('from %s import *', self.__base_files_package)
            if self.__root_package == '.':
                import_prefix = '.'
            else:
                import_prefix = '%s.' % self.__root_package
            printer('from %s%s import *',
                    import_prefix, self.__client_info.client_rule_name)
            printer('from %s%s import *',
                    import_prefix, self.__client_info.messages_rule_name)
            printer()
        printer('__path__ = pkgutil.extend_path(__path__, __name__)')

def WriteIntermediateInit(self, out):
        """Write a simple __init__.py for an intermediate directory."""
        printer = self._GetPrinter(out)
        printer('#!/usr/bin/env python')
        printer('"""Shared __init__.py for apitools."""')
        printer()
        printer('from pkgutil import extend_path')
        printer('__path__ = extend_path(__path__, __name__)')

def WriteSetupPy(self, out):
        """Write a setup.py for upload to PyPI."""
        printer = self._GetPrinter(out)
        year = datetime.datetime.now().year
        printer('# Copyright %s Google Inc. All Rights Reserved.' % year)
        printer('#')
        printer('# Licensed under the Apache License, Version 2.0 (the'
                '"License");')
        printer('# you may not use this file except in compliance with '
                'the License.')
        printer('# You may obtain a copy of the License at')
        printer('#')
        printer('#   http://www.apache.org/licenses/LICENSE-2.0')
        printer('#')
        printer('# Unless required by applicable law or agreed to in writing, '
                'software')
        printer('# distributed under the License is distributed on an "AS IS" '
                'BASIS,')
        printer('# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either '
                'express or implied.')
        printer('# See the License for the specific language governing '
                'permissions and')
        printer('# limitations under the License.')
        printer()
        printer('import setuptools')
        printer('REQUIREMENTS = [')
        with printer.Indent(indent='    '):
            parts = self.apitools_version.split('.')
            major = parts.pop(0)
            minor = parts.pop(0)
            printer('"google-apitools>=%s,~=%s.%s",',
                    self.apitools_version, major, minor)
            printer('"httplib2>=0.9",')
            printer('"oauth2client>=1.4.12",')
        printer(']')
        printer('_PACKAGE = "apitools.clients.%s"' % self.__package)
        printer()
        printer('setuptools.setup(')
        # TODO(craigcitro): Allow customization of these options.
        with printer.Indent(indent='    '):
            printer('name="google-apitools-%s-%s",',
                    self.__package, self.__version)
            printer('version="%s.%s",',
                    self.apitools_version, self.__revision)
            printer('description="Autogenerated apitools library for %s",' % (
                self.__package,))
            printer('url="https://github.com/google/apitools",')
            printer('author="Craig Citro",')
            printer('author_email="craigcitro@google.com",')
            printer('packages=setuptools.find_packages(),')
            printer('install_requires=REQUIREMENTS,')
            printer('classifiers=[')
            with printer.Indent(indent='    '):
                printer('"Programming Language :: Python :: 2.7",')
                printer('"License :: OSI Approved :: Apache Software '
                        'License",')
            printer('],')
            printer('license="Apache 2.0",')
            printer('keywords="apitools apitools-%s %s",' % (
                self.__package, self.__package))
        printer(')')

def WriteMessagesFile(self, out):
        self.__message_registry.WriteFile(self._GetPrinter(out))

def WriteMessagesProtoFile(self, out):
        self.__message_registry.WriteProtoFile(self._GetPrinter(out))

def WriteServicesProtoFile(self, out):
        self.__services_registry.WriteProtoFile(self._GetPrinter(out))

def WriteClientLibrary(self, out):
        self.__services_registry.WriteFile(self._GetPrinter(out))

${this.title}

Code Editor : gen_client_lib.py