#!/usr/bin/python
-
-# Rules for tackling facebook and google calendar - I want visibility of the
-# organiser... not useful Google!
+#
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+
+# This file describes a series of rules which must handle a vobject object and
+# return it to the calling script
+
+# The doc string will be presented to the user when run as verbose, so
+# please be polite
import vobject
+ruleConfig = {}
+ruleConfig["defaultTZ"] = "UTC"
+
def facebookOrganiser(cal):
'''Adds organiser details to the body of facebook calendars.'''
for event in cal.vevent_list:
if not event.contents.has_key(u'organizer'): continue
- organizer = "Organised by: " + event.organizer.cn_param + " ("
- organizer += event.organizer.value.lstrip('MAILTO:') + ")\n\n"
-
- event.description.value = organizer + event.description.value
-
+ try:
+ a = event.organizer.cn_paramlist
+ organizer = "Organised by: " + event.organizer.cn_param + " ("
+ organizer += event.organizer.value.lstrip('MAILTO:') + ")\n\n"
+ event.description.value = organizer + event.description.value
+ except AttributeError:
+ organizer = "Organized by: " + event.organizer.value
+ event.description.value = organizer + "\n\n" + event.description.value
return cal
def whatPrivacy(cal):
for event in cal.vevent_list:
if event.contents.has_key(u'class'):
- del event.contents[u'class']
# Bit of a hack as class is a reserved word in python
+ del event.contents[u'class']
event.add('class').value = "PUBLIC"
return cal
-def dropMSKeys(cal):
- '''Drops microsoft keys, good for outlook, just bandwidth when not.'''
-
- eventBlacklist = [x.lower() for x in [
- "X-ALT-DESC",
- "X-MICROSOFT-CDO-BUSYSTATUS",
- "X-MICROSOFT-CDO-IMPORTANCE",
- "X-MICROSOFT-DISALLOW-COUNTER",
- "X-MS-OLK-ALLOWEXTERNCHECK",
- "X-MS-OLK-AUTOSTARTCHECK",
- "X-MS-OLK-CONFTYPE",
- "X-MS-OLK-AUTOFILLLOCATION"
- ]]
-
- vcalBlacklist = [x.lower() for x in [
- "X-CALEND",
- "X-CALSTART",
- "X-CLIPEND",
- "X-CLIPSTART",
- "X-MS-OLK-WKHRDAYS",
- "X-MS-OLK-WKHREND",
- "X-MS-OLK-WKHRSTART",
- "X-OWNER",
- "X-PRIMARY-CALENDAR",
- "X-PUBLISHED-TTL",
- "X-WR-CALDESC",
- "X-WR-CALNAME",
- "X-WR-RELCALID"
- ]]
+def exDate(cal):
+ '''Replacing multi-value EXDATES with multiple single-value EXDATES'''
+
+ from datetime import datetime
+ from pytz import timezone
+
+ default = timezone(ruleConfig["defaultTZ"])
for event in cal.vevent_list:
- for blacklist in eventBlacklist:
- if event.contents.has_key(blacklist): del event.contents[blacklist]
+ if not event.contents.has_key(u'exdate'): continue
+ dates = event.exdate.value
+
+ del event.contents[u'exdate']
+
+ for date in dates:
+ if isinstance(date, datetime):
+ if date.tzinfo is None: date = date.replace(tzinfo = default)
+ date = date.astimezone(vobject.icalendar.utc)
+ entry = event.add(u'exdate')
+ entry.value = [date]
+
+ return cal
- for blacklist in vcalBlacklist:
- if cal.contents.has_key(blacklist): del cal.contents[blacklist]
+def utcise(cal):
+ '''Removing local timezones in favour of UTC. If the remote calendar specifies a timezone
+ then use it, otherwise assume it's in the user-specified or default values'''
+
+ from datetime import datetime
+ from pytz import timezone
+
+ default = timezone(ruleConfig["defaultTZ"])
+
+ for event in cal.vevent_list:
+ dtstart = getattr(event, 'dtstart', None)
+ dtend = getattr(event, 'dtend', None)
+
+ for i in (dtstart, dtend):
+ if not i: continue
+ dt = i.value
+ if isinstance(dt, datetime):
+ if dt.tzinfo is None: dt = dt.replace(tzinfo = default)
+ i.value = dt.astimezone(vobject.icalendar.utc)
+
+ return cal
+
+def unwantedParams(cal):
+ '''Removing unwanted parameters'''
+
+ blklist = [
+ "LANGUAGE",
+ "X-VOBJ-ORIGINAL-TZID",
+ "TZID"
+ ]
+
+ for event in cal.vevent_list:
+ for attr in event.contents:
+ attr = getattr(event, attr)
+ try:
+ for i in blklist:
+ while i in attr.params: del attr.params[i]
+ except AttributeError: continue
return cal