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1 #!/usr/bin/env python | 1 #!/usr/bin/env python |
2 # Copyright (C) 2013 Google Inc. All rights reserved. | 2 # Copyright (C) 2013 Google Inc. All rights reserved. |
3 # | 3 # |
4 # Redistribution and use in source and binary forms, with or without | 4 # Redistribution and use in source and binary forms, with or without |
5 # modification, are permitted provided that the following conditions are | 5 # modification, are permitted provided that the following conditions are |
6 # met: | 6 # met: |
7 # | 7 # |
8 # * Redistributions of source code must retain the above copyright | 8 # * Redistributions of source code must retain the above copyright |
9 # notice, this list of conditions and the following disclaimer. | 9 # notice, this list of conditions and the following disclaimer. |
10 # * Redistributions in binary form must reproduce the above | 10 # * Redistributions in binary form must reproduce the above |
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40 | 40 |
41 # FIXME: valid_values and defaults should probably roll into one object. | 41 # FIXME: valid_values and defaults should probably roll into one object. |
42 valid_values = { | 42 valid_values = { |
43 'status': ['stable', 'experimental', 'test'], | 43 'status': ['stable', 'experimental', 'test'], |
44 } | 44 } |
45 defaults = { | 45 defaults = { |
46 'condition' : None, | 46 'condition' : None, |
47 'depends_on' : [], | 47 'depends_on' : [], |
48 'custom': False, | 48 'custom': False, |
49 'status': None, | 49 'status': None, |
| 50 'writeable': False, |
50 } | 51 } |
51 | 52 |
52 def __init__(self, in_file_path, enabled_conditions): | 53 def __init__(self, in_file_path, enabled_conditions): |
53 super(RuntimeFeatureWriter, self).__init__(in_file_path, enabled_conditi
ons) | 54 super(RuntimeFeatureWriter, self).__init__(in_file_path, enabled_conditi
ons) |
54 self._outputs = {(self.class_name + ".h"): self.generate_header, | 55 self._outputs = {(self.class_name + ".h"): self.generate_header, |
55 (self.class_name + ".cpp"): self.generate_implementatio
n, | 56 (self.class_name + ".cpp"): self.generate_implementatio
n, |
56 } | 57 } |
57 | 58 |
58 self._features = self.in_file.name_dictionaries | 59 self._features = self.in_file.name_dictionaries |
59 # Make sure the resulting dictionaries have all the keys we expect. | 60 # Make sure the resulting dictionaries have all the keys we expect. |
60 for feature in self._features: | 61 for feature in self._features: |
61 feature['first_lowered_name'] = self._lower_first(feature['name']) | 62 feature['first_lowered_name'] = self._lower_first(feature['name']) |
62 # Most features just check their isFooEnabled bool | 63 # Most features just check their isFooEnabled bool |
63 # but some depend on more than one bool. | 64 # but some depend on more than one bool. |
64 enabled_condition = "is%sEnabled" % feature['name'] | 65 enabled_condition = "is%sEnabled" % feature['name'] |
65 for dependant_name in feature['depends_on']: | 66 for dependant_name in feature['depends_on']: |
66 enabled_condition += " && is%sEnabled" % dependant_name | 67 enabled_condition += " && is%sEnabled" % dependant_name |
67 feature['enabled_condition'] = enabled_condition | 68 feature['enabled_condition'] = enabled_condition |
68 self._non_custom_features = filter(lambda feature: not feature['custom']
, self._features) | 69 self._non_custom_features = filter(lambda feature: not feature['custom']
, self._features) |
69 | 70 |
70 def _lower_first(self, string): | 71 def _lower_first(self, string): |
71 lowered = string[0].lower() + string[1:] | 72 lowered = string[0].lower() + string[1:] |
72 lowered = lowered.replace("cSS", "css") | 73 lowered = lowered.replace("cSS", "css") |
73 lowered = lowered.replace("iME", "ime") | 74 lowered = lowered.replace("iME", "ime") |
74 lowered = lowered.replace("hTML", "html") | 75 lowered = lowered.replace("hTML", "html") |
| 76 lowered = lowered.replace("sVG", "svg") |
75 lowered = lowered.replace("wOFF", "woff") | 77 lowered = lowered.replace("wOFF", "woff") |
76 return lowered | 78 return lowered |
77 | 79 |
78 def _feature_sets(self): | 80 def _feature_sets(self): |
79 # Another way to think of the status levels is as "sets of features" | 81 # Another way to think of the status levels is as "sets of features" |
80 # which is how we're referring to them in this generator. | 82 # which is how we're referring to them in this generator. |
81 return self.valid_values['status'] | 83 return self.valid_values['status'] |
82 | 84 |
83 @template_expander.use_jinja(class_name + ".h.tmpl") | 85 @template_expander.use_jinja(class_name + ".h.tmpl") |
84 def generate_header(self): | 86 def generate_header(self): |
85 return { | 87 return { |
86 'features': self._features, | 88 'features': self._features, |
87 'feature_sets': self._feature_sets(), | 89 'feature_sets': self._feature_sets(), |
88 } | 90 } |
89 | 91 |
90 @template_expander.use_jinja(class_name + ".cpp.tmpl") | 92 @template_expander.use_jinja(class_name + ".cpp.tmpl") |
91 def generate_implementation(self): | 93 def generate_implementation(self): |
92 return { | 94 return { |
93 'features': self._features, | 95 'features': self._features, |
94 'feature_sets': self._feature_sets(), | 96 'feature_sets': self._feature_sets(), |
95 } | 97 } |
96 | 98 |
97 | 99 |
98 if __name__ == "__main__": | 100 if __name__ == "__main__": |
99 in_generator.Maker(RuntimeFeatureWriter).main(sys.argv) | 101 in_generator.Maker(RuntimeFeatureWriter).main(sys.argv) |
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