--- /dev/null
+#!/usr/bin/python
+#
+#
+# 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.
+
+import sys
+import cgi
+import vobject
+import icalparse
+import re
+#import cgitb; cgitb.enable()
+
+def exitQuiet(exitstate=0):
+ print('Content-Type: text/html\n')
+ sys.exit(exitstate)
+
+if __name__ == '__main__':
+ form = cgi.FieldStorage()
+ if "uid" not in form or "key" not in form:
+ print('Content-Type: text/html\n')
+ sys.exit(0)
+ try:
+ # UID should be numeric, if it's not we have someone playing games
+ uid = int(form['uid'].value)
+ except:
+ exitQuiet()
+
+ # The user's key will be a 16 character string
+ key = form['key'].value
+ re.search('[&?]+', key) and exitQuiet()
+ len(key) == 16 or exitQuiet()
+
+ # Historically facebook has been notoriously bad at setting timzeones
+ # in their stuff so this should be a user setting. If it is set in
+ # their calendar it'll be used otherwise if the user feeds crap or
+ # nothing just assume they want Australia/Perth
+ tz = ""
+ if "tz" in form:
+ from pytz import timezone
+ try:
+ timezone(form['tz'].value)
+ tz = form['tz'].value
+ except: pass
+
+ ruleConfig = {}
+ ruleConfig["defaultTZ"] = tz or "Australia/Perth"
+
+ # Okay, we're happy that the input is sane, lets serve up some data
+ url = 'http://www.facebook.com/ical/u.php?uid=%d&key=%s'%(uid,key)
+ (content, encoding) = icalparse.getHTTPContent(url)
+
+ cal = vobject.readOne(unicode(content, encoding))
+ cal = icalparse.applyRules(cal, icalparse.generateRules(ruleConfig), False)
+
+ print('Content-Type: text/calendar; charset=%s\n'%encoding)
+ icalparse.writeOutput(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'''