Revert "Removed functions to do with Outlook ICS Files"

This reverts commit ae40266069204ee411350d5fd3d31f40d89187af.
These changes should be better enabled with a toggle

diff --git a/parserrules.py b/parserrules.py
index a2175fe..4bb0dd5 100644 (file)
--- a/parserrules.py
+++ b/parserrules.py
@@ -60,6 +60,47 @@ def whatPrivacy(cal):
 
        return cal
 
+def dropAttributes(cal):
+       '''Removing unwanted metadata'''
+
+       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",
+               "TRANSP",
+               "SEQUENCE",
+               "PRIORITY"
+       ]]
+
+       mainBlacklist = [x.lower() for x in [
+               "X-CLIPSTART",
+               "X-CALSTART",
+               "X-OWNER",
+               "X-MS-OLK-WKHRSTART",
+               "X-MS-OLK-WKHREND",
+               "X-WR-RELCALID",
+               "X-MS-OLK-WKHRDAYS",
+               "X-MS-OLK-APPTSEQTIME",
+               "X-CLIPEND",
+               "X-CALEND",
+               "VTIMEZONE",
+               "X-PRIMARY-CALENDAR"
+       ]]
+
+       for event in cal.vevent_list:
+               for blacklist in eventBlacklist:
+                       if event.contents.has_key(blacklist): del event.contents[blacklist]
+
+       for blkl in mainBlacklist:
+               while blkl in cal.contents: del cal.contents[blkl]
+
+       return cal
+
 def exDate(cal):
        '''Replacing multi-value EXDATES with multiple single-value EXDATES'''