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1 # Copyright 2016 The Chromium Authors. All rights reserved. | 1 # Copyright 2016 The Chromium Authors. All rights reserved. |
2 # Use of this source code is governed by a BSD-style license that can be | 2 # Use of this source code is governed by a BSD-style license that can be |
3 # found in the LICENSE file. | 3 # found in the LICENSE file. |
4 | 4 |
5 # pylint: disable=import-error,print-statement,relative-import | 5 # pylint: disable=import-error,print-statement,relative-import |
6 | 6 |
7 """Generates Web Agent API bindings. | 7 """Generates Web Agent API bindings. |
8 | 8 |
9 The Web Agent API bindings provide a stable, IDL-generated interface for the | 9 The Web Agent API bindings provide a stable, IDL-generated interface for the |
10 Web Agents. | 10 Web Agents. |
11 | 11 |
12 The Web Agents are the high-level services like Autofill, | 12 The Web Agents are the high-level services like Autofill, |
13 Autocomplete, Translate, Distiller, Phishing Detector, and others. Web Agents | 13 Autocomplete, Translate, Distiller, Phishing Detector, and others. Web Agents |
14 typically want to introspec the document and rendering infromation to implement | 14 typically want to introspec the document and rendering infromation to implement |
15 browser features. | 15 browser features. |
16 | 16 |
17 The bindings are meant to be as simple and as ephemeral as possible, mostly just | 17 The bindings are meant to be as simple and as ephemeral as possible, mostly just |
18 wrapping existing DOM classes. Their primary goal is to avoid leaking the actual | 18 wrapping existing DOM classes. Their primary goal is to avoid leaking the actual |
19 DOM classes to the Web Agents layer. | 19 DOM classes to the Web Agents layer. |
20 """ | 20 """ |
21 | 21 |
22 import os | 22 import os |
23 import posixpath | 23 import posixpath |
24 | 24 |
25 from code_generator import CodeGeneratorBase, render_template | 25 from code_generator import IDLCodeGeneratorBase, render_template |
26 # TODO(dglazkov): Move TypedefResolver to code_generator.py | 26 # TODO(dglazkov): Move TypedefResolver to code_generator.py |
27 from code_generator_v8 import TypedefResolver | 27 from code_generator_v8 import TypedefResolver |
28 from name_style_converter import NameStyleConverter | 28 from name_style_converter import NameStyleConverter |
29 | 29 |
30 MODULE_PYNAME = os.path.splitext(os.path.basename(__file__))[0] + '.py' | 30 MODULE_PYNAME = os.path.splitext(os.path.basename(__file__))[0] + '.py' |
31 | 31 |
32 STRING_INCLUDE_PATH = 'platform/wtf/text/WTFString.h' | 32 STRING_INCLUDE_PATH = 'platform/wtf/text/WTFString.h' |
33 WEB_AGENT_API_IDL_ATTRIBUTE = 'WebAgentAPI' | 33 WEB_AGENT_API_IDL_ATTRIBUTE = 'WebAgentAPI' |
34 | 34 |
35 | 35 |
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227 return_type = self.type_resolver.type_from_definition(idl_attribute) | 227 return_type = self.type_resolver.type_from_definition(idl_attribute) |
228 return { | 228 return { |
229 'name': name, | 229 'name': name, |
230 'type': return_type | 230 'type': return_type |
231 } | 231 } |
232 | 232 |
233 def build(self): | 233 def build(self): |
234 return self.result | 234 return self.result |
235 | 235 |
236 | 236 |
237 class CodeGeneratorWebAgentAPI(CodeGeneratorBase): | 237 class CodeGeneratorWebAgentAPI(IDLCodeGeneratorBase): |
238 def __init__(self, info_provider, cache_dir, output_dir): | 238 def __init__(self, info_provider, cache_dir, output_dir): |
239 CodeGeneratorBase.__init__(self, MODULE_PYNAME, info_provider, | 239 IDLCodeGeneratorBase.__init__(self, MODULE_PYNAME, info_provider, |
240 cache_dir, output_dir) | 240 cache_dir, output_dir) |
241 self.type_resolver = TypeResolver(info_provider.interfaces_info) | 241 self.type_resolver = TypeResolver(info_provider.interfaces_info) |
242 self.typedef_resolver = TypedefResolver(info_provider) | 242 self.typedef_resolver = TypedefResolver(info_provider) |
243 | 243 |
244 def get_template(self, file_extension): | 244 def get_template(self, file_extension): |
245 template_filename = 'web_agent_api_interface.%s.tmpl' % file_extension | 245 template_filename = 'web_agent_api_interface.%s.tmpl' % file_extension |
246 return self.jinja_env.get_template(template_filename) | 246 return self.jinja_env.get_template(template_filename) |
247 | 247 |
248 def generate_file(self, template_context, file_extension): | 248 def generate_file(self, template_context, file_extension): |
249 template = self.get_template(file_extension) | 249 template = self.get_template(file_extension) |
250 path = posixpath.join( | 250 path = posixpath.join( |
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272 | 272 |
273 # TODO(dglazkov): Implement dictionaries | 273 # TODO(dglazkov): Implement dictionaries |
274 if definition_name not in definitions.interfaces: | 274 if definition_name not in definitions.interfaces: |
275 return None | 275 return None |
276 | 276 |
277 interface = definitions.interfaces[definition_name] | 277 interface = definitions.interfaces[definition_name] |
278 if WEB_AGENT_API_IDL_ATTRIBUTE not in interface.extended_attributes: | 278 if WEB_AGENT_API_IDL_ATTRIBUTE not in interface.extended_attributes: |
279 return None | 279 return None |
280 | 280 |
281 return self.generate_interface_code(interface) | 281 return self.generate_interface_code(interface) |
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