5 # Permission is hereby granted, free of charge, to any person obtaining a copy
6 # of this software and associated documentation files (the "Software"), to deal
7 # in the Software without restriction, including without limitation the rights
8 # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9 # copies of the Software, and to permit persons to whom the Software is
10 # furnished to do so, subject to the following conditions:
12 # The above copyright notice and this permission notice shall be included in
13 # all copies or substantial portions of the Software.
15 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
23 # This file describes a series of rules which must handle a vobject object and
24 # return it to the calling script
26 # The doc string will be presented to the user when run as verbose, so
32 ruleConfig["defaultTZ"] = "UTC"
34 def facebookOrganiser(cal):
35 '''Adds organiser details to the body of facebook calendars.'''
37 if cal.contents.has_key(u'prodid'):
38 if not "Facebook" in cal.prodid.value: return cal
40 for event in cal.vevent_list:
41 if not event.contents.has_key(u'organizer'): continue
43 a = event.organizer.cn_paramlist
44 organizer = "Organised by: " + event.organizer.cn_param + " ("
45 organizer += event.organizer.value.lstrip('MAILTO:') + ")\n\n"
46 event.description.value = organizer + event.description.value
47 except AttributeError:
48 organizer = "Organized by: " + event.organizer.value
49 event.description.value = organizer + "\n\n" + event.description.value
53 '''Marks events public so google calendar doesn't have a sad about them.'''
55 for event in cal.vevent_list:
56 if event.contents.has_key(u'class'):
57 # Bit of a hack as class is a reserved word in python
58 del event.contents[u'class']
59 event.add('class').value = "PUBLIC"
63 def dropAttributes(cal):
64 '''Removing unwanted metadata'''
65 if "facebook" in ruleConfig:
66 if ruleConfig["facebook"] == True: return cal
68 eventBlacklist = [x.lower() for x in [
70 "X-MICROSOFT-CDO-BUSYSTATUS",
71 "X-MICROSOFT-CDO-IMPORTANCE",
72 "X-MICROSOFT-DISALLOW-COUNTER",
73 "X-MS-OLK-ALLOWEXTERNCHECK",
74 "X-MS-OLK-AUTOSTARTCHECK",
76 "X-MS-OLK-AUTOFILLLOCATION",
82 mainBlacklist = [x.lower() for x in [
90 "X-MS-OLK-APPTSEQTIME",
97 for event in cal.vevent_list:
98 for blacklist in eventBlacklist:
99 if event.contents.has_key(blacklist): del event.contents[blacklist]
101 for blkl in mainBlacklist:
102 while blkl in cal.contents: del cal.contents[blkl]
107 '''Replacing multi-value EXDATES with multiple single-value EXDATES'''
108 if "facebook" in ruleConfig:
109 if ruleConfig["facebook"] == True: return cal
111 from datetime import datetime
112 from pytz import timezone
114 default = timezone(ruleConfig["defaultTZ"])
116 for event in cal.vevent_list:
117 if not event.contents.has_key(u'exdate'): continue
118 dates = event.exdate.value
120 del event.contents[u'exdate']
123 if isinstance(date, datetime):
124 if date.tzinfo is None: date = date.replace(tzinfo = default)
125 date = date.astimezone(vobject.icalendar.utc)
126 entry = event.add(u'exdate')
132 '''Removing local timezones in favour of UTC. If the remote calendar specifies a timezone
133 then use it, otherwise assume it's in the user-specified or default values'''
135 from datetime import datetime
136 from pytz import timezone
138 default = timezone(ruleConfig["defaultTZ"])
140 for event in cal.vevent_list:
141 dtstart = getattr(event, 'dtstart', None)
142 dtend = getattr(event, 'dtend', None)
144 for i in (dtstart, dtend):
147 if isinstance(dt, datetime):
148 if dt.tzinfo is None: dt = dt.replace(tzinfo = default)
149 i.value = dt.astimezone(vobject.icalendar.utc)
153 def unwantedParams(cal):
154 '''Removing unwanted parameters'''
158 "X-VOBJ-ORIGINAL-TZID",
162 for event in cal.vevent_list:
163 for attr in event.contents:
164 attr = getattr(event, attr)
167 while i in attr.params: del attr.params[i]
168 except AttributeError: continue