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annotate twisted/plugins/plugin.py @ 329:c144b603fb93

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server side: make Libervia a Twisted plugin, and add it the --port argument + add a config file for the port. Fixes bug 16.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Sat, 23 Feb 2013 16:27:32 +0100
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c144b603fb93 server side: make Libervia a Twisted plugin, and add it the --port argument + add a config file for the port.
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1 #!/usr/bin/python
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2 # -*- coding: utf-8 -*-
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3
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4 """
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5 Libervia: a Salut à Toi frontend
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6 Copyright (C) 2013 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
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7
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8 This program is free software: you can redistribute it and/or modify
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9 it under the terms of the GNU Affero General Public License as published by
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10 the Free Software Foundation, either version 3 of the License, or
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11 (at your option) any later version.
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12
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13 This program is distributed in the hope that it will be useful,
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14 but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 GNU Affero General Public License for more details.
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17
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18 You should have received a copy of the GNU Affero General Public License
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19 along with this program. If not, see <http://www.gnu.org/licenses/>.
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20 """
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21
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22 from zope.interface import implements
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23
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24 from twisted.python import usage
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25 from twisted.plugin import IPlugin
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26 from twisted.application.service import IServiceMaker
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27 from twisted.application import internet
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28
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29 from xdg.BaseDirectory import save_config_path
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30 from ConfigParser import SafeConfigParser, NoSectionError
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31 from os.path import expanduser
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33 from libervia import Libervia
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34
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35
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36 class Options(usage.Options):
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37 optParameters = [['port', 'p', 8080, 'The port number to listen on.']]
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38
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39
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40 class LiberviaMaker(object):
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41 implements(IServiceMaker, IPlugin)
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42 tapname = 'libervia'
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43 description = 'The web frontend of Salut à Toi'
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44 options = Options
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45
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46 def makeService(self, options):
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47 if not isinstance(options['port'], int):
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48 port = int(options['port'])
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49 else:
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50 try:
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51 port = config.getint('libervia', 'port')
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52 except NoSectionError:
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53 port = 8080
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54 return Libervia(port=port)
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55
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56
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57 config_path = save_config_path('sat')
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58 config = SafeConfigParser()
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59 config.read(map(expanduser, ['/etc/sat.conf', config_path + '/sat.conf', 'sat.conf', '.sat.conf']))
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60
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61 serviceMaker = LiberviaMaker()