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annotate backend/couchdb/Preferences.py @ 223:f07cf25224a4

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do not use python3 - the couchdb lib is not ready for it
author Dirk Olmes <dirk@xanthippe.ping.de>
date Thu, 22 May 2014 05:24:53 +0200
parents bb3c851b18b1
children e34c53a3e407
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1 # -*- coding: utf-8 -*-
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2 import CouchDb
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3
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4 DAYS_TO_KEEP_FEED_ENTRIES = "daysToKeepFeedEntries"
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5 HIDE_READ_FEED_ENTRIES = "hideReadFeedEntries"
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6 PROXY_HOST = "proxyHost"
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7 PROXY_PORT = "proxyPort"
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8 SHOW_ONLY_UNREAD_FEEDS = "showOnlyUnreadFeeds"
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9 START_MAXIMIZED = "startMaximized"
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10 USE_PROXY = "useProxy"
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12 class Preferences(object):
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13 def __init__(self, database):
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14 self.database = database
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15 self._initDocument()
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16 self.documentIsDirty = False
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17
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18 def _initDocument(self):
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19 viewResults = self.database.view(CouchDb.preference())
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20 try:
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21 row = iter(viewResults).next()
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22 self.document = self.database[row.id]
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23 except StopIteration:
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24 empty = { "doctype" : "preferences" }
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25 doc_id, doc_rev = self.database.save(empty) #@UnusedVariable
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26 self.document = self.database[doc_id]
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27
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28 def _documentValue(self, key, defaultValue=None):
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29 if key in self.document.keys():
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30 return self.document[key]
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31 else:
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32 return defaultValue
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33
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34 def _setDocumentValue(self, key, value):
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35 self.document[key] = value
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36 self.documentIsDirty = True
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37
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38 def isProxyConfigured(self):
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39 return self.proxyHost() is not None
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41 def proxyHost(self):
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42 return self._documentValue(PROXY_HOST)
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43
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44 def useProxy(self):
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45 return self._documentValue(USE_PROXY, True)
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46
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47 def setUseProxy(self, value):
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48 self._setDocumentValue(USE_PROXY, value)
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49
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50 def setProxyHost(self, hostname):
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51 if hostname is None:
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52 if PROXY_HOST in self.document.keys():
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53 del self.document[PROXY_HOST]
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54 self.documentIsDirty = True
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55 else:
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56 self._setDocumentValue(PROXY_HOST, hostname)
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58 def proxyPort(self):
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59 return self._documentValue(PROXY_PORT)
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60
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61 def setProxyPort(self, port):
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62 if port is None:
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63 if PROXY_PORT in self.document.keys():
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64 del self.document[PROXY_PORT]
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65 self.documenIsDirty = True
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66 else:
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67 self._setDocumentValue(PROXY_PORT, port)
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69 def showOnlyUnreadFeeds(self):
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70 return self._documentValue(SHOW_ONLY_UNREAD_FEEDS, False)
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72 def setShowOnlyUnreadFeeds(self, flag):
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73 self._setDocumentValue(SHOW_ONLY_UNREAD_FEEDS, flag)
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75 def startMaximized(self):
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76 return self._documentValue(START_MAXIMIZED, False)
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78 def setStartMaximized(self, flag):
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79 self._setDocumentValue(START_MAXIMIZED, flag)
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81 def hideReadFeedEntries(self):
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82 return self._documentValue(HIDE_READ_FEED_ENTRIES, False)
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84 def setHideReadFeedEntries(self, flag):
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85 self._setDocumentValue(HIDE_READ_FEED_ENTRIES, flag)
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87 def daysToKeepFeedEntries(self):
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88 value = self._documentValue(DAYS_TO_KEEP_FEED_ENTRIES, 90)
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89 return int(value)
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91 def setDaysToKeepFeedEntries(self, days):
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92 self._setDocumentValue(DAYS_TO_KEEP_FEED_ENTRIES, days)
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94 def commit(self):
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95 if self.documentIsDirty:
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96 self.database.save(self.document)
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98 def rollback(self):
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99 if self.documentIsDirty:
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100 self._initDocument()