Mercurial > hg > Feedworm

annotate backend/AbstractBackend.py @ 212:1262b1168f1f

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calculate the number of unread entries while performing map/reduce
author dirk
date Sat, 18 Aug 2012 04:44:51 +0200
parents f74fe7cb5091
children bb3c851b18b1
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3bcf39181f6e pull the calculation of the epxire date up into AbstractBackend
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2 from datetime import datetime, timedelta
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a05719a6175e move common functionality into an abstract backend class, have both backends inherit from it. Implement enough of the couchdb backend that reading feeds (and marking feed entries as read) is possible
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4 def calculateExpireDate(preferences):
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5 now = datetime.now()
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6 daysToKeepFeedEntries = preferences.daysToKeepFeedEntries()
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7 delta = timedelta(days=daysToKeepFeedEntries)
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8 return now - delta
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a05719a6175e move common functionality into an abstract backend class, have both backends inherit from it. Implement enough of the couchdb backend that reading feeds (and marking feed entries as read) is possible
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10 class AbstractBackend(object):
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11 def __init__(self):
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12 self.feeds = []
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13 self.selectedFeed = None
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14 self.feedEntries = None
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15 self.selectedFeedEntry = None
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17 def dispose(self):
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18 pass
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20 #
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21 # handling of feeds
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22 #
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24 def selectFeed(self, index):
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25 self.selectedFeed = self.feeds[index]
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26 self.feedEntries = None
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27 return self.selectedFeed
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29 def entriesForSelectedFeed(self):
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30 if self.feedEntries is None:
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31 hideReadEntries = self.preferences().hideReadFeedEntries()
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32 self.feedEntries = self._retrieveEntriesForSelectedFeed(hideReadEntries)
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33 return self.feedEntries
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35 def _calculateExpireDate(self):
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36 return calculateExpireDate(self.preferences())
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parents:
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38 #
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39 # handling of the selected feed entry
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40 #
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parents:
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42 def selectFeedEntry(self, index):
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43 self.selectedFeedEntry = self.feedEntries[index]
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44 self._markSelectedFeedEntryRead()
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45 return self.selectedFeedEntry