Mercurial > libervia-backend

annotate src/plugins/plugin_misc_uri_finder.py @ 2550:1d754bc14381

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jp (base): new confirmOrQuit helper method to ask confirmation to user, and quit if he cancel
author Goffi <goffi@goffi.org>
date Sat, 31 Mar 2018 18:21:56 +0200
parents 54b3853b55c0
children 0062d3e79d12
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
2548
54b3853b55c0 plugin uri finder: plugin to find URIs in well-known locations
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1 #!/usr/bin/env python2
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2 # -*- coding: utf-8 -*-
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3
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4 # SAT plugin to find URIs
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5 # Copyright (C) 2009-2018 Jérôme Poisson (goffi@goffi.org)
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6
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7 # This program is free software: you can redistribute it and/or modify
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8 # it under the terms of the GNU Affero General Public License as published by
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9 # the Free Software Foundation, either version 3 of the License, or
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10 # (at your option) any later version.
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11
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12 # This program is distributed in the hope that it will be useful,
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13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 # GNU Affero General Public License for more details.
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16
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17 # You should have received a copy of the GNU Affero General Public License
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18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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19
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20 from sat.core.i18n import _
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21 from sat.core.constants import Const as C
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22 from sat.core.log import getLogger
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23 from twisted.internet import defer
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24 import textwrap
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25 log = getLogger(__name__)
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26 import os.path
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27 import os
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28 import re
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29
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30 PLUGIN_INFO = {
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31 C.PI_NAME: _("URI finder"),
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32 C.PI_IMPORT_NAME: "uri_finder",
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33 C.PI_TYPE: "EXP",
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34 C.PI_PROTOCOLS: [],
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35 C.PI_DEPENDENCIES: [],
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36 C.PI_MAIN: "URIFinder",
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37 C.PI_HANDLER: "no",
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38 C.PI_DESCRIPTION: textwrap.dedent(_(u"""\
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39 Plugin to find URIs in well know location.
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40 This allows to retrieve settings to work with a project (e.g. pubsub node used for merge-requests).
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41 """))
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42 }
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43
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44
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45 SEARCH_FILES = ('readme', 'contributing')
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46
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47
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48 class URIFinder(object):
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49
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50 def __init__(self, host):
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51 log.info(_(u"URI finder plugin initialization"))
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52 self.host = host
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53 host.bridge.addMethod("URIFind", ".plugin",
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54 in_sign='sas', out_sign='a{ss}',
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55 method=self.find,
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56 async=True)
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57
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58 def find(self, path, keys):
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59 """Look for URI in well known locations
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60
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61 @param path(unicode): path to start with
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62 @param keys(list[unicode]): keys lookeds after
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63 e.g.: "tickets", "merge-requests"
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64 @return (dict[unicode, unicode]): map from key to found uri
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65 """
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66 keys_re = u'|'.join(keys)
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67 uri_re = re.compile(ur'(?P<key>{keys_re})[ :]? +(?P<uri>xmpp:\S+)'.format(keys_re=keys_re))
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68 path = os.path.normpath(path)
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69 if not os.path.isdir(path) or not os.path.isabs(path):
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70 raise ValueError(u'path must be an absolute path to a directory')
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71
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72 found_uris = {}
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73 while path != u'/':
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74 for filename in os.listdir(path):
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75 name, __ = os.path.splitext(filename)
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76 if name.lower() in SEARCH_FILES:
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77 file_path = os.path.join(path, filename)
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78 with open(file_path) as f:
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79 for m in uri_re.finditer(f.read()):
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80 key = m.group(u'key')
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81 uri = m.group(u'uri')
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82 if key in found_uris:
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83 log.warning(_(u"Ignoring already found uri for key \"{key}\"").format(key=key))
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84 else:
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85 found_uris[key] = uri
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86 if found_uris:
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87 break
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88 path = os.path.dirname(path)
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89
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90 return defer.succeed(found_uris)