OLD | NEW |
| (Empty) |
1 # Copyright 2013 The Chromium Authors. All rights reserved. | |
2 # Use of this source code is governed by a BSD-style license that can be | |
3 # found in the LICENSE file. | |
4 | |
5 # Based on: | |
6 # http://src.chromium.org/viewvc/blink/trunk/Source/build/scripts/template_expan
der.py | |
7 | |
8 import imp | |
9 import inspect | |
10 import os.path | |
11 import sys | |
12 | |
13 # Disable lint check for finding modules: | |
14 # pylint: disable=F0401 | |
15 | |
16 def _GetDirAbove(dirname): | |
17 """Returns the directory "above" this file containing |dirname| (which must | |
18 also be "above" this file).""" | |
19 path = os.path.abspath(__file__) | |
20 while True: | |
21 path, tail = os.path.split(path) | |
22 assert tail | |
23 if tail == dirname: | |
24 return path | |
25 | |
26 try: | |
27 imp.find_module("jinja2") | |
28 except ImportError: | |
29 sys.path.append(os.path.join(_GetDirAbove("public"), "public/third_party")) | |
30 import jinja2 | |
31 | |
32 | |
33 def ApplyTemplate(mojo_generator, base_dir, path_to_template, params, | |
34 filters=None, **kwargs): | |
35 template_directory, template_name = os.path.split(path_to_template) | |
36 path_to_templates = os.path.join(base_dir, template_directory) | |
37 loader = jinja2.FileSystemLoader([path_to_templates]) | |
38 final_kwargs = dict(mojo_generator.GetJinjaParameters()) | |
39 final_kwargs.update(kwargs) | |
40 jinja_env = jinja2.Environment(loader=loader, keep_trailing_newline=True, | |
41 **final_kwargs) | |
42 jinja_env.globals.update(mojo_generator.GetGlobals()) | |
43 if filters: | |
44 jinja_env.filters.update(filters) | |
45 template = jinja_env.get_template(template_name) | |
46 return template.render(params) | |
47 | |
48 | |
49 def UseJinja(path_to_template, **kwargs): | |
50 # Get the directory of our caller's file. | |
51 base_dir = os.path.dirname(inspect.getfile(sys._getframe(1))) | |
52 def RealDecorator(generator): | |
53 def GeneratorInternal(*args, **kwargs2): | |
54 parameters = generator(*args, **kwargs2) | |
55 return ApplyTemplate(args[0], base_dir, path_to_template, parameters, | |
56 **kwargs) | |
57 GeneratorInternal.func_name = generator.func_name | |
58 return GeneratorInternal | |
59 return RealDecorator | |
OLD | NEW |