107 lines
3.7 KiB
Ruby
107 lines
3.7 KiB
Ruby
# Copyright 2010 Google Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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require 'time'
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require 'json'
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require 'base64'
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require 'autoparse'
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require 'addressable/uri'
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require 'addressable/template'
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require 'google/inflection'
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require 'google/api_client/errors'
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module Google
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class APIClient
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module Schema
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def self.parse(api, schema_data)
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# This method is super-long, but hard to break up due to the
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# unavoidable dependence on closures and execution context.
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schema_name = schema_data['id']
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# Due to an oversight, schema IDs may not be URI references.
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# TODO(bobaman): Remove this code once this has been resolved.
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schema_uri = (
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api.document_base +
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(schema_name[0..0] != '#' ? '#' + schema_name : schema_name)
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)
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# puts schema_uri
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# Due to an oversight, schema IDs may not be URI references.
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# TODO(bobaman): Remove this whole lambda once this has been resolved.
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reformat_references = lambda do |data|
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# This code is not particularly efficient due to recursive traversal
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# and excess object creation, but this hopefully shouldn't be an
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# issue since it should only be called only once per schema per
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# process.
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if data.kind_of?(Hash) && data['$ref']
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reference = data['$ref']
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reference = '#' + reference if reference[0..0] != '#'
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data.merge({
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'$ref' => reference
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})
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elsif data.kind_of?(Hash)
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data.inject({}) do |accu, (key, value)|
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if value.kind_of?(Hash)
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accu[key] = reformat_references.call(value)
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else
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accu[key] = value
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end
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accu
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end
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else
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data
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end
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end
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schema_data = reformat_references.call(schema_data)
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# puts schema_data.inspect
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if schema_name
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api_name_string =
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Google::INFLECTOR.camelize(api.name)
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api_version_string =
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Google::INFLECTOR.camelize(api.version).gsub('.', '_')
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if Google::APIClient::Schema.const_defined?(api_name_string)
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api_name = Google::APIClient::Schema.const_get(api_name_string)
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else
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api_name = Google::APIClient::Schema.const_set(
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api_name_string, Module.new
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)
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end
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if api_name.const_defined?(api_version_string)
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api_version = api_name.const_get(api_version_string)
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else
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api_version = api_name.const_set(api_version_string, Module.new)
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end
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if api_version.const_defined?(schema_name)
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schema_class = api_version.const_get(schema_name)
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end
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end
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# It's possible the schema has already been defined. If so, don't
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# redefine it. This means that reloading a schema which has already
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# been loaded into memory is not possible.
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unless schema_class
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schema_class = AutoParse.generate(schema_data, schema_uri)
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if schema_name
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api_version.const_set(schema_name, schema_class)
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end
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end
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return schema_class
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end
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end
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end
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end
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