1 | # Licensed to the StackStorm, Inc ('StackStorm') under one or more |
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2 | # contributor license agreements. See the NOTICE file distributed with |
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3 | # this work for additional information regarding copyright ownership. |
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4 | # The ASF licenses this file to You under the Apache License, Version 2.0 |
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5 | # (the "License"); you may not use this file except in compliance with |
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6 | # the License. You may obtain a copy of the License at |
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7 | # |
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8 | # http://www.apache.org/licenses/LICENSE-2.0 |
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9 | # |
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10 | # Unless required by applicable law or agreed to in writing, software |
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11 | # distributed under the License is distributed on an "AS IS" BASIS, |
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12 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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13 | # See the License for the specific language governing permissions and |
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14 | # limitations under the License. |
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15 | |||
16 | from __future__ import absolute_import |
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17 | |||
18 | import json |
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19 | import logging |
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20 | |||
21 | import yaml |
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22 | |||
23 | from st2client import formatters |
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24 | from st2client.utils import jsutil |
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25 | |||
26 | __all__ = [ |
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27 | 'JsonFormatter', |
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28 | 'YAMLFormatter' |
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29 | ] |
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30 | |||
31 | LOG = logging.getLogger(__name__) |
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32 | |||
33 | |||
34 | class BaseFormatter(formatters.Formatter): |
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35 | @classmethod |
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36 | def format(self, subject, *args, **kwargs): |
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37 | attributes = kwargs.get('attributes', None) |
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38 | if type(subject) is str: |
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39 | subject = json.loads(subject) |
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40 | elif not isinstance(subject, (list, tuple)) and not hasattr(subject, '__iter__'): |
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41 | doc = subject if isinstance(subject, dict) else subject.__dict__ |
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42 | keys = list(doc.keys()) if not attributes or 'all' in attributes else attributes |
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43 | docs = jsutil.get_kvps(doc, keys) |
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44 | else: |
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45 | docs = [] |
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46 | for item in subject: |
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47 | doc = item if isinstance(item, dict) else item.__dict__ |
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48 | keys = list(doc.keys()) if not attributes or 'all' in attributes else attributes |
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49 | docs.append(jsutil.get_kvps(doc, keys)) |
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50 | |||
51 | return docs |
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52 | |||
53 | |||
54 | class JsonFormatter(BaseFormatter): |
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55 | |||
56 | @classmethod |
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57 | def format(self, subject, *args, **kwargs): |
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58 | docs = BaseFormatter.format(subject, *args, **kwargs) |
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59 | return json.dumps(docs, indent=4, sort_keys=True) |
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60 | |||
61 | |||
62 | class YAMLFormatter(BaseFormatter): |
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63 | |||
64 | @classmethod |
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65 | def format(self, subject, *args, **kwargs): |
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66 | docs = BaseFormatter.format(subject, *args, **kwargs) |
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67 | return yaml.safe_dump(docs, indent=4, default_flow_style=False) |
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68 |