remove utcOffset; make it a property of crt instead

anki/deck.py

@@ -2,7 +2,7 @@
 # Copyright: Damien Elmes <anki@ichi2.net>
 # License: GNU GPL, version 3 or later; http://www.gnu.org/copyleft/gpl.html
 
-import time, os, random, re, stat, simplejson
+import time, os, random, re, stat, simplejson, datetime
 
 from anki.lang import _, ngettext
 from anki.utils import parseTags, tidyHTML, ids2str, hexifyID, \
@@ -62,10 +62,12 @@ class _Deck(object):
         self.db = db
         self.path = db._path
         self.load()
-        if self.utcOffset == -2:
-            # shared deck; reset timezone and creation date
-            self.utcOffset = time.timezone + 60*60*4
-            self.crt = intTime()
+        if not self.crt:
+            d = datetime.datetime.today()
+            d -= datetime.timedelta(hours=4)
+            d = datetime.datetime(d.year, d.month, d.day)
+            d += datetime.timedelta(hours=4)
+            self.crt = int(time.mktime(d.timetuple()))
         self.undoEnabled = False
         self.sessionStartReps = 0
         self.sessionStartTime = 0
@@ -86,15 +88,14 @@ class _Deck(object):
     def load(self):
         (self.crt,
          self.mod,
-         self.schema,
+         self.scm,
          self.syncName,
          self.lastSync,
-         self.utcOffset,
          self.qconf,
          self.conf,
          self.data) = self.db.first("""
-select crt, mod, schema, syncName, lastSync,
-utcOffset, qconf, conf, data from deck""")
+select crt, mod, scm, syncName, lastSync,
+qconf, conf, data from deck""")
         self.qconf = simplejson.loads(self.qconf)
         self.conf = simplejson.loads(self.conf)
         self.data = simplejson.loads(self.data)
@@ -104,10 +105,10 @@ utcOffset, qconf, conf, data from deck""")
         self.mod = intTime()
         self.db.execute(
             """update deck set
-mod=?, schema=?, syncName=?, lastSync=?, utcOffset=?,
+mod=?, scm=?, syncName=?, lastSync=?,
 qconf=?, conf=?, data=?""",
-            self.mod, self.schema, self.syncName, self.lastSync,
-            self.utcOffset, simplejson.dumps(self.qconf),
+            self.mod, self.scm, self.syncName, self.lastSync,
+            simplejson.dumps(self.qconf),
             simplejson.dumps(self.conf), simplejson.dumps(self.data))
 
     def save(self):
@@ -144,11 +145,11 @@ qconf=?, conf=?, data=?""",
         if not self.schemaDirty():
             # next sync will be full
             self.emptyTrash()
-        self.schema = intTime()
+        self.scm = intTime()
 
     def schemaDirty(self):
         "True if schema changed since last sync, or syncing off."
-        return self.schema > self.lastSync
+        return self.scm > self.lastSync
 
     # Object creation helpers
     ##########################################################################

anki/exporting.py

@@ -94,7 +94,7 @@ class AnkiExporter(Exporter):
         self.newDeck.rebuildCounts()
         # FIXME
         #self.exportedCards = self.newDeck.cardCount
-        self.newDeck.utcOffset = -1
+        self.newDeck.crt = 0
         self.newDeck.db.commit()
         self.newDeck.close()
 

anki/sched.py

@@ -448,19 +448,10 @@ queue = 2 %s and due <= :lim order by %s limit %d""" % (
     ##########################################################################
 
     def _updateCutoff(self):
-        d = datetime.datetime.utcfromtimestamp(
-            time.time() - self.deck.utcOffset) + datetime.timedelta(days=1)
-        d = datetime.datetime(d.year, d.month, d.day)
-        newday = self.deck.utcOffset - time.timezone
-        d += datetime.timedelta(seconds=newday)
-        cutoff = time.mktime(d.timetuple())
-        # cutoff must not be in the past
-        while cutoff < time.time():
-            cutoff += 86400
-        # cutoff must not be more than 24 hours in the future
-        cutoff = min(time.time() + 86400, cutoff)
-        self.dayCutoff = cutoff
-        self.today = int(cutoff/86400 - self.deck.crt/86400)
+        # days since deck created
+        self.today = int((time.time() - self.deck.crt) / 86400)
+        # end of day cutoff
+        self.dayCutoff = self.deck.crt + (self.today+1)*86400
 
     def _checkDay(self):
         # check if the day has rolled over

anki/storage.py

@@ -4,7 +4,7 @@
 
 CURRENT_VERSION = 100
 
-import os, time, simplejson, re
+import os, time, simplejson, re, datetime
 from anki.lang import _
 from anki.utils import intTime
 from anki.db import DB
@@ -57,11 +57,10 @@ create table if not exists deck (
     id              integer primary key,
     crt             integer not null,
     mod             integer not null,
+    scm             integer not null,
     ver             integer not null,
-    schema          integer not null,
     syncName        text not null,
     lastSync        integer not null,
-    utcOffset       integer not null,
     qconf           text not null,
     conf            text not null,
     data            text not null
@@ -149,8 +148,8 @@ create table if not exists tags (
 );
 
 insert or ignore into deck
-values(1,%(t)s,%(t)s,%(t)s,%(v)s,'',0,-2,'', '', '');
-""" % ({'t': intTime(), 'v':CURRENT_VERSION}))
+values(1,0,0,0,%(v)s,'',0,'', '', '');
+""" % ({'v':CURRENT_VERSION}))
     import anki.deck
     import anki.groups
     # create a default group/configuration, which should not be removed
@@ -355,7 +354,7 @@ def _migrateDeckTbl(db):
     db.execute("""
 insert or replace into deck select id, cast(created as int), :t,
 :t, 99, ifnull(syncName, ""), cast(lastSync as int),
-utcOffset, "", "", "" from decks""", t=intTime())
+"", "", "" from decks""", t=intTime())
     # update selective study
     qconf = anki.deck.defaultQconf.copy()
     # delete old selective study settings, which we can't auto-upgrade easily
@@ -484,7 +483,15 @@ def _fixupModels(deck):
 def _postSchemaUpgrade(deck):
     "Handle the rest of the upgrade to 2.0."
     import anki.deck
+    # adjust models
     _fixupModels(deck)
+    # fix creation time
+    d = datetime.datetime.today()
+    d -= datetime.timedelta(hours=4)
+    d = datetime.datetime(d.year, d.month, d.day)
+    d += datetime.timedelta(hours=4)
+    d -= datetime.timedelta(days=1+int((time.time()-deck.crt)/86400))
+    deck.crt = int(time.mktime(d.timetuple()))
     # update uniq cache
     deck.updateFieldCache(deck.db.list("select id from facts"))
     # remove old views

tests/test_cards.py

@@ -68,7 +68,7 @@ def test_delete():
     deck.addFact(f)
     assert deck.cardCount() == 1
     # mark the schema as clean
-    deck.lastSync = deck.schema + 1
+    deck.lastSync = deck.scm + 1
     # cards/facts should go in the deletion log instead
     cid = f.cards()[0].id
     deck.delCard(cid)

tests/test_deck.py

@@ -1,6 +1,6 @@
 # coding: utf-8
 
-import os, re
+import os, re, datetime
 from tests.shared import assertException, getEmptyDeck, testDir
 
 from anki import Deck
@@ -121,6 +121,9 @@ def test_upgrade():
     print "upgrade to", dst
     shutil.copy(src, dst)
     deck = Deck(dst)
+    # creation time should have been adjusted
+    d = datetime.datetime.fromtimestamp(deck.crt)
+    assert d.hour == 4 and d.minute == 0
     # 3 new, 2 failed, 1 due
     assert deck.sched.counts() == (3,2,1)
     # now's a good time to test the integrity check too