work in progress: calendar portlet

git-svn-id: svn://svn.cy55.de/Zope3/src/loops/trunk@3741 fd906abe-77d9-0310-91a1-e0d9ade77398

browser/calendar.pt

@@ -0,0 +1,54 @@
+<!-- $Id$ -->
+
+<metal:calendar define-macro="main"
+                tal:define="calendar nocall:context/@@calendar_info;
+                            year calendar/selectedYear;
+                            month calendar/selectedMonth">
+  <table width="100%">
+    <tr>
+      <td>
+        <a tal:attributes="href
+            string:?cal_year=${calendar/previousYear}&cal_month=$month">&lt;&lt;</a>
+        <a tal:define="m calendar/previousMonth"
+           tal:attributes="href
+            string:?cal_year=${m/year}&cal_month=${m/month}">&lt;</a>
+      </td>
+      <td align="center">
+        <span i18n:translate=""
+              tal:content="python:calendar.monthNames[month-1]">February</span>
+        <span tal:content="year">2010</span></td>
+      <td>
+        <a tal:define="m calendar/nextMonth"
+           tal:attributes="href
+            string:?cal_year=${m/year}&cal_month=${m/month}">&gt;</a>
+        <a tal:attributes="href
+            string:?cal_year=${calendar/nextYear}&cal_month=$month">&gt;&gt;</a>
+      </td>
+    </tr>
+  </table>
+  <table width="100%"
+         tal:define="mc calendar/monthCalendar">
+    <tr>
+      <td>&nbsp;</td>
+      <td align="center"
+          tal:repeat="weekday calendar/weekDays">
+        <span i18n:translate=""
+              tal:content="weekday" />
+      </td>
+    </tr>
+    <tr tal:repeat="week mc">
+      <td align="center"
+          tal:content="python:calendar.getWeekNumber(week)"></td>
+      <td align="center"
+          tal:attributes="style python:calendar.isToday(day) and
+                            'border: 1px solid red'"
+          tal:repeat="day week">
+        <span tal:define="events python:calendar.getEvents(day)">
+          <a tal:omit-tag="not:events"
+             tal:attributes="href string:#;
+                             style string:font-weight:bold"
+             tal:content="python: day or u''" /></span>
+      </td>
+    </tr>
+  </table>
+</metal:calendar>

browser/node.py

@@ -66,6 +66,7 @@ from loops.versioning.util import getVersion
 
 node_macros = ViewPageTemplateFile('node_macros.pt')
 info_macros = ViewPageTemplateFile('info.pt')
+calendar_macros = ViewPageTemplateFile('calendar.pt')
 
 
 class NodeView(BaseView):
@@ -141,6 +142,10 @@ class NodeView(BaseView):
                             subMacro=node_macros.macros['presence'],
                             icon='cybertools.icons/group.png',
                             priority=11)
+            if self.globalOptions('organize.showCalendar'):
+                cm.register('portlet_left', 'calendar', title=_(u'Calendar'),
+                            subMacro=calendar_macros.macros['main'],
+                            priority=90)
         # force early portlet registrations by target by setting up target view
         self.virtualTarget
 

organize/README.txt

@@ -423,6 +423,24 @@ Show Presence of Other Users
   >>> component.provideUtility(Presence())
 
 
+Calendar
+========
+
+  >>> from loops.organize.browser.event import CalendarInfo
+  >>> calendar = CalendarInfo(menu, TestRequest(cal_year=2009, cal_month=2))
+  >>> mc = calendar.monthCalendar
+  >>> mc
+  [[0, 0, 0, 0, 0, 0, 1],
+   [2, 3, 4, 5, 6, 7, 8],
+   [9, 10, 11, 12, 13, 14, 15],
+   [16, 17, 18, 19, 20, 21, 22],
+   [23, 24, 25, 26, 27, 28, 0]]
+  >>> calendar.getWeekNumber(mc[0])
+  5
+  >>> calendar.isToday(18)
+  False
+
+
 Fin de partie
 =============
 

organize/browser/configure.zcml

@@ -69,6 +69,12 @@
       factory="loops.organize.browser.party.SendEmail"
       permission="zope.View" />
 
+  <browser:page
+      name="calendar_info"
+      for="loops.interfaces.ILoopsObject"
+      class="loops.organize.browser.event.CalendarInfo"
+      permission="zope.View" />
+
   <!-- authentication -->
 
   <browser:addform

organize/browser/event.py

@@ -22,7 +22,8 @@ Definition of view classes and other browser related stuff for tasks.
 $Id$
 """
 
-from datetime import datetime, timedelta
+import calendar
+from datetime import date, datetime, timedelta
 from zope import interface, component
 from zope.app.pagetemplate import ViewPageTemplateFile
 from zope.cachedescriptors.property import Lazy
@@ -37,7 +38,25 @@ from loops.util import _
 organize_macros = ViewPageTemplateFile('view_macros.pt')
 
 
-class Events(ConceptView):
+class BaseEvents(object):
+
+    def events(self):
+        cm = self.loopsRoot.getConceptManager()
+        tEvent = cm['event']
+        hasType = cm.getTypePredicate()
+        now = datetime.today()
+        delta = int(self.request.get('delta',
+                        IOptions(adapted(self.context))('delta', [0])[0]))
+        sort = lambda x: x.adapted.start or now
+        relViews = (self.childViewFactory(r, self.request, contextIsSecond=True)
+                        for r in tEvent.getChildRelations([hasType], sort=None))
+        return sorted((rv for rv in relViews
+                          if not rv.adapted.end or
+                             rv.adapted.end >= now - timedelta(delta)),
+                      key=sort)
+
+
+class Events(ConceptView, BaseEvents):
 
     @Lazy
     def macro(self):
@@ -58,18 +77,76 @@ class Events(ConceptView):
             self.registerDojoDateWidget()
         return actions
 
-    def events(self):
-        cm = self.loopsRoot.getConceptManager()
-        tEvent = cm['event']
-        hasType = cm.getTypePredicate()
-        now = datetime.today()
-        delta = int(self.request.get('delta',
-                        IOptions(adapted(self.context))('delta', [0])[0]))
-        sort = lambda x: x.adapted.start or now
-        relViews = (self.childViewFactory(r, self.request, contextIsSecond=True)
-                        for r in tEvent.getChildRelations([hasType], sort=None))
-        return sorted((rv for rv in relViews
-                          if not rv.adapted.end or
-                             rv.adapted.end >= now - timedelta(delta)),
-                      key=sort)
+
+class CalendarInfo(BaseEvents):
+
+    monthNames = ('January', 'February', 'March', 'April', 'May', 'June',
+                  'July', 'August', 'September', 'October', 'November', 'December')
+
+    weekDays = ('Mo', 'Tu', 'We', 'Th', 'Fr', 'Sa', 'Su')
+
+    def __init__(self, context, request):
+        self.context = context
+        self.request = request
+
+    @Lazy
+    def today(self):
+        return date.today()
+
+    @Lazy
+    def selectedYear(self):
+        return int(self.request.get('cal_year') or self.today.year)
+
+    @Lazy
+    def selectedMonth(self):
+        return int(self.request.get('cal_month') or self.today.month)
+
+    @Lazy
+    def previousYear(self):
+        return self.selectedYear - 1
+
+    @Lazy
+    def nextYear(self):
+        return self.selectedYear + 1
+
+    @Lazy
+    def previousMonth(self):
+        m = self.selectedMonth
+        y = self.selectedYear
+        if m == 1:
+            y, m = y - 1, 12
+        else:
+            m -= 1
+        return dict(year=y, month=m)
+
+    @Lazy
+    def nextMonth(self):
+        m = self.selectedMonth
+        y = self.selectedYear
+        if m == 12:
+            y, m = y + 1, 1
+        else:
+            m += 1
+        return dict(year=y, month=m)
+
+    @Lazy
+    def monthCalendar(self):
+        return calendar.monthcalendar(self.selectedYear, self.selectedMonth)
+
+    def isToday(self, day):
+        if not day:
+            return False
+        return date(self.selectedYear, self.selectedMonth, day) == self.today
+
+    def getWeekNumber(self, week):
+        for day in week:
+            if day:
+                break
+        return datetime(self.selectedYear, self.selectedMonth, day).isocalendar()[1]
+
+    def getEvents(self, day):
+        if not day:
+            return False
+        d = datetime(self.selectedYear, self.selectedMonth, day)
+        return []