[gen] Calendar: added a method for retrieving events from a calendar.

gen/calendar.py

@@ -238,6 +238,86 @@ class Calendar(Type):
         if not events: return
         return events[0].eventType
 
+    def getEventsByType(self, obj, eventType, minDate=None, maxDate=None,
+                        sorted=True, groupSpanned=False):
+        '''Returns all the events of a given p_eventType. If p_eventType is
+           None, it returns events of all types. The return value is a list of
+           2-tuples whose 1st elem is a DateTime instance and whose 2nd elem is
+           the event.
+           If p_sorted is True, the list is sorted in chronological order. Else,
+           the order is random, but the result is computed faster.
+           If p_minDate and/or p_maxDate is/are specified, it restricts the
+           search interval accordingly.
+           If p_groupSpanned is True, events spanned on several days are
+           grouped into a single event. In this case, tuples in the result
+           are 3-tuples: (DateTime_startDate, DateTime_endDate, event).
+        '''
+        # Prevent wrong combinations of parameters
+        if groupSpanned and not sorted:
+            raise Exception('Events must be sorted if you want to get ' \
+                            'spanned events to be grouped.')
+        obj = obj.o # Ensure p_obj is not a wrapper.
+        res = []
+        if not hasattr(obj, self.name): return res
+        # Compute "min" and "max" tuples
+        if minDate:
+            minYear = minDate.year()
+            minMonth = (minYear, minDate.month())
+            minDay = (minYear, minDate.month(), minDate.day())
+        if maxDate:
+            maxYear = maxDate.year()
+            maxMonth = (maxYear, maxDate.month())
+            maxDay = (maxYear, maxDate.month(), maxDate.day())
+        # Browse years
+        years = getattr(obj, self.name)
+        for year in years.keys():
+            # Don't take this year into account if outside interval
+            if minDate and (year < minYear): continue
+            if maxDate and (year > maxYear): continue
+            months = years[year]
+            # Browse this year's months
+            for month in months.keys():
+                # Don't take this month into account if outside interval
+                thisMonth = (year, month)
+                if minDate and (thisMonth < minMonth): continue
+                if maxDate and (thisMonth > maxMonth): continue
+                days = months[month]
+                # Browse this month's days
+                for day in days.keys():
+                    # Don't take this day into account if outside interval
+                    thisDay = (year, month, day)
+                    if minDate and (thisDay < minDay): continue
+                    if maxDate and (thisDay > maxDay): continue
+                    events = days[day]
+                    # Browse this day's events
+                    for event in events:
+                        # Filter unwanted events
+                        if eventType and (event.eventType != eventType):
+                            continue
+                        # We have found a event.
+                        date = DateTime('%d/%d/%d 12:00' % (year,month,day))
+                        if groupSpanned:
+                            singleRes = [date, None, event]
+                        else:
+                            singleRes = (date, event)
+                        res.append(singleRes)
+        # Sort the result if required
+        if sorted: res.sort(lambda x,y: cmp(x[0], y[0]))
+        # Group events spanned on several days if required
+        if groupSpanned:
+            # Browse events in reverse order and merge them when appropriate
+            i = len(res) - 1
+            while i > 0:
+                currentDate = res[i][0]
+                lastDate = res[i][1]
+                previousDate = res[i-1][0]
+                if previousDate == (currentDate-1):
+                    # A merge is needed
+                    del res[i]
+                    res[i-1][1] = lastDate or currentDate
+                i -= 1
+        return res
+
     def hasEventsAt(self, obj, date, otherEvents):
         '''Returns True if, at p_date, an event is found of the same type as
            p_otherEvents.'''

gen/ui/appy.css

@@ -65,8 +65,9 @@ img { border: 0; vertical-align: middle}
            width: 600px; border: 1px #F0C36D solid; padding: 6px;
            background-color: #F9EDBE; text-align: center;
            border-radius: 2px 2px 2px 2px; box-shadow: 0 2px 4px #A9A9A9;}
-.focus { font-size: 90%; margin: 7px; padding: 7px; background-color: #d7dee4;
+.focus { font-size: 90%; margin: 7px 0 7px 0; padding: 7px;
-         border-radius: 2px 2px 2px 2px; box-shadow: 0 2px 4px #A9A9A9;}
+         background-color: #d7dee4; border-radius: 2px 2px 2px 2px;
+         box-shadow: 0 2px 4px #A9A9A9 }
 .focus td { padding: 4px 0px 4px 4px }
 .discreet { font-size: 90%; }
 .lostPassword a { font-size: 90%; color: white; padding-left: 1em;}
@@ -137,3 +138,4 @@ img { border: 0; vertical-align: middle}
             padding: 10px; margin: 10px 0 10px 0}
 .homeTable { background-color: #E3E3E3; border-top: 1px solid grey}
 .homeTable td { padding: 10px 5px 10px 10px}
+.homeTable th { padding-top: 5px; font-size: 105% }