def prevNextDateButtons(self):
showingDate = self.params['date']
if showingDate is None:
if self.desc.currentPhoto() is None:
return None
try:
showingDate = photoDate(self.graph, self.desc.currentPhoto())
except ValueError:
return None
dtd = parse_date(showingDate)
try:
prev = dict(prevDate=date_isoformat(
nextDateWithPics(self.graph, dtd, -datetime.timedelta(
days=1))))
except ValueError:
prev = None
try:
next = dict(nextDate=date_isoformat(
nextDateWithPics(self.graph, dtd, datetime.timedelta(days=1))))
except ValueError:
next = None
return dict(prev=prev, next=next)
def prevNextDateButtons(self):
showingDate = self.params['date']
if showingDate is None:
if self.desc.currentPhoto() is None:
return None
try:
showingDate = photoDate(self.graph, self.desc.currentPhoto())
except ValueError:
return None
dtd = parse_date(showingDate)
try:
prev = dict(prevDate=date_isoformat(nextDateWithPics(
self.graph, dtd, -datetime.timedelta(days=1))))
except ValueError:
prev = None
try:
next = dict(nextDate=date_isoformat(nextDateWithPics(
self.graph, dtd, datetime.timedelta(days=1))))
except ValueError:
next = None
return dict(prev=prev, next=next)
def render_newestDates(self, ctx, data, n=5):
dates = []
d = datetime.datetime.now() + datetime.timedelta(days=1)
while len(dates) < n:
d = nextDateWithPics(self.graph, d, -datetime.timedelta(days=1))
dates.append(T.li[T.a(
href=["set?date=", date_isoformat(d)])[date_isoformat(d)]])
return T.ul[dates]
def render_newestDates(self, ctx, data, n=5):
dates = []
d = datetime.datetime.now() + datetime.timedelta(days=1)
while len(dates) < n:
d = nextDateWithPics(self.graph, d,
-datetime.timedelta(days=1))
dates.append(T.li[T.a(href=["set?date=", date_isoformat(d)])[
date_isoformat(d)]])
return T.ul[dates]
def dateHasPics(graph, date):
"""
takes datetime
"""
dlit = Literal(date_isoformat(date), datatype=XS.date)
if dlit in _dateHasPics:
return True
# should be an ASK
rows = graph.queryd("""
SELECT ?img WHERE {
?img a foaf:Image; dc:date ?d .
} LIMIT 1""", initBindings={"d" : dlit})
ret = bool(list(rows))
if ret:
_dateHasPics.add(dlit)
return ret
def dateHasPics(graph, date):
"""
takes datetime
"""
dlit = Literal(date_isoformat(date), datatype=XS.date)
if dlit in _dateHasPics:
return True
# should be an ASK
rows = graph.queryd("""
SELECT ?img WHERE {
?img a foaf:Image; dc:date ?d .
} LIMIT 1""",
initBindings={"d": dlit})
ret = bool(list(rows))
if ret:
_dateHasPics.add(dlit)
return ret
def interval_isoformat(arg1, arg2, repeat=None, fmt=None):
output_r = output_1 = output_2 = None
# check format
fmt_segments = [None, None, None]
if fmt:
fmt_segments = fmt.split("/")
if len(fmt_segments) == 3:
r_fmt = fmt_segments[0]
# only allow R or Rn
if r_fmt == "R":
output_r = "R"
if r_fmt == "Rn":
output_r = "R"
if repeat:
if not isinstance(repeat, (int, long)) or repeat < 0:
raise TypeError(
"repeat must be an whole, non-negative number")
output_r += repeat
# remove repeat format and proceed with other 2 arg formatting
fmt_segments = fmt_segments[1:]
else:
if repeat:
output_r = "R"
if isinstance(arg1, datetime):
str_1 = datetime_isoformat(arg1, fmt_segments[0])
#assert (isinstance(arg2, datetime, time, date, timedelta))
if isinstance(arg2, datetime):
str_2 = datetime_isoformat(arg2, format=fmt_segments[1])
elif isinstance(arg2, date):
str_2 = date_isoformat(arg2, format=fmt_segments[1])
elif isinstance(arg1, datetime.timedelta):
str1 = duration_isoformat(arg1)
#assert (isinstance(arg2, datetime))
else:
raise ISO8601Error(
"arg1 must be a datetime, time, date, or timedelta object")