Mercurial > hg > Feedworm

annotate backend/AbstractBackend.py @ 196:a9ba3e3a9a9a

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log the publish date of a feed entry that's stored in the database
author dirk
date Tue, 24 Jan 2012 08:25:29 +0100
parents 3bcf39181f6e
children f74fe7cb5091
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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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parents:
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4 class AbstractBackend(object):
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5 def __init__(self):
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6 self.feeds = []
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7 self.selectedFeed = None
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8 self.feedEntries = None
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9 self.selectedFeedEntry = None
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11 def dispose(self):
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12 pass
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14 #
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15 # handling of feeds
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16 #
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18 def selectFeed(self, index):
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19 self.selectedFeed = self.feeds[index]
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20 self.feedEntries = None
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21 return self.selectedFeed
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23 def entriesForSelectedFeed(self):
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24 if self.feedEntries is None:
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25 hideReadEntries = self.preferences().hideReadFeedEntries()
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26 self.feedEntries = self._retrieveEntriesForSelectedFeed(hideReadEntries)
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27 return self.feedEntries
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29 def _calculateExpireDate(self):
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30 now = datetime.now()
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31 daysToKeepFeedEntries = self.preferences().daysToKeepFeedEntries()
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32 delta = timedelta(days=daysToKeepFeedEntries)
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33 return now - delta
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35 #
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36 # handling of the selected feed entry
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37 #
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39 def selectFeedEntry(self, index):
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40 self.selectedFeedEntry = self.feedEntries[index]
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41 self._markSelectedFeedEntryRead()
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42 return self.selectedFeedEntry