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Re: [O] Problem with Google Calendar Synchronization
From: |
Guido Van Hoecke |
Subject: |
Re: [O] Problem with Google Calendar Synchronization |
Date: |
Thu, 09 May 2013 15:24:15 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.3 (darwin) |
Eric,
Eric S Fraga <address@hidden> writes:
> Guido Van Hoecke <address@hidden> writes:
>
> [...]
>
>> My ics file had a.o. my elder sister's birthday, and unfortunately her's
>> as well as mine is (way) before the start of the epoch, so mktime
>> returns a negative timestamp at line 63 and strftime at line 143 doesn't
>> grok it.
>
> Ah, I see. The script should at least not break just because some of us
> (me included) are older than Unix... ;-)
>
> The fix should be straightforward. Could you try adding the lines
>
> if (timestamp < 0) timestamp = 0;
>
> after the call to mktime in the datetimestamp function? This should at
> least make the script not crap out although obviously the date will be
> wrong (set to start of epoch). If this works, I will update the script
> on Worg and put in a warning message of some sort, maybe even in the
> entry itself.
With this change the script assigns the wrong date, but no longer stops.
> Suggestions on how to handle this case would be welcome, of course.
I created a patch so that the date and time string is built directly
from the iCal data for times before the epoch. This function produces
valid date/time strings albeit without weekday info.
Patch file is attached.
--- ical2org.awk.orig 2013-05-09 14:15:14.000000000 +0200
+++ ical2org.awk 2013-05-09 15:11:44.000000000 +0200
@@ -27,7 +27,7 @@
# no further revision log after this as the file was moved into a git
# repository...
#
-# Last change: 2011.01.28 16:08:03
+# Last change: 2013.05.09 15:11:44
#----------------------------------------------------------------------------------
# a function to take the iCal formatted date+time, convert it into an
@@ -60,12 +60,31 @@
# print "adjusted : " timestamp
# print "Time stamp : " strftime("%Y-%m-%d %H:%M", timestamp);
+ if(timestamp < 0) timestamp = 0;
return timestamp;
}
+# a function to comvert the iCal date+time string into a date time string;
+# it uses the datetimestamp subroutine to compute the value to feed to
strftime;
+# if the iCal date falls before time 0, the string is built from the iCal
input;
+
+function datetimestring(input)
+{
+ # try to create datetimestring from the datetimestamp
+ timestamp = datetimestamp(input);
+ if (timestamp > 0)
+ return strftime("%Y-%m-%d %a %H:%M", datetimestamp(datetmp));
+
+ # this is a date before the start of the epoch
+ # create the yyyy-mm-dd hh:mm string from the input (without day of week)
+ datespec =
gensub("([0-9][0-9][0-9][0-9])([0-9][0-9])([0-9][0-9])T([0-9][0-9])([0-9][0-9])([0-9][0-9]).*[\r]*",
"\\1-\\2-\\3 \\4:\\5", "g", input);
+ # print "==> datespec:" datespec;
+ return datespec;
+}
+
BEGIN {
### config section
- max_age = 7; # in days
+ max_age = -1; #7; # in days
# set this to -1 to get all entries or to N>0 to only get
# that start or end less than N days ago
### end config section
@@ -90,6 +109,7 @@
indescription = 0;
lasttimestamp=-1;
+
print "#+TITLE: Main Google calendar entries"
print "#+AUTHOR: Eric S Fraga"
print "#+EMAIL: address@hidden"
@@ -140,12 +160,12 @@
/^DTSTART;VALUE=DATE/ {
datetmp = gensub("([0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9])(.*[\r])",
"\\1T000000\\2", "g", $2)
- date = strftime("%Y-%m-%d %a %H:%M", datetimestamp(datetmp));
+ date = datetimestring(datetmp);
if(max_age>0) lasttimestamp = datetimestamp(datetmp);
}
/^DTEND;VALUE=DATE/ {
datetmp = gensub("([0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9])(.*[\r])",
"\\1T000000\\2", "g", $2)
- time2 = strftime("%Y-%m-%d %a %H:%M", datetimestamp(datetmp));
+ time2 = datetimestring(datetmp);
date = date ">--<" time2;
if(max_age>0) lasttimestamp = datetimestamp(datetmp);
}
@@ -154,7 +174,7 @@
# we ignore the seconds
/^DTSTART[:;][^V]/ {
- date = strftime("%Y-%m-%d %a %H:%M", datetimestamp($2));
+ date = datetimestring($2);
if(max_age>0) lasttimestamp = datetimestamp($2);
# print date;
}
@@ -165,7 +185,7 @@
/^DTEND[:;][^V]/ {
# print $0
- time2 = strftime("%Y-%m-%d %a %H:%M", datetimestamp($2));
+ time2 = datetimestring($2);
date = date ">--<" time2;
if(max_age>0) lasttimestamp = datetimestamp($2);
}
Kind regards,
Guido
--
Accident:
A condition in which presence of mind is good,
but absence of body is better.
-- Foolish Dictionary
- [O] Problem with Google Calendar Synchronization, Guido Van Hoecke, 2013/05/07
- Re: [O] Problem with Google Calendar Synchronization, Tassilo Horn, 2013/05/07
- Re: [O] Problem with Google Calendar Synchronization, Henning Weiss, 2013/05/07
- Re: [O] Problem with Google Calendar Synchronization, Guido Van Hoecke, 2013/05/07
- Re: [O] Problem with Google Calendar Synchronization, Eric S Fraga, 2013/05/08
- Re: [O] Problem with Google Calendar Synchronization, Guido Van Hoecke, 2013/05/08
- Re: [O] Problem with Google Calendar Synchronization, Eric S Fraga, 2013/05/09
- Re: [O] Problem with Google Calendar Synchronization,
Guido Van Hoecke <=
- Re: [O] Problem with Google Calendar Synchronization, Eric S Fraga, 2013/05/09
- Re: [O] Problem with Google Calendar Synchronization, Guido Van Hoecke, 2013/05/09
- Re: [O] Problem with Google Calendar Synchronization, Eric S Fraga, 2013/05/09
- Re: [O] Problem with Google Calendar Synchronization, Guido Van Hoecke, 2013/05/10
- Re: [O] Problem with Google Calendar Synchronization, Eric S Fraga, 2013/05/10
- Re: [O] Problem with Google Calendar Synchronization, Guido Van Hoecke, 2013/05/10
- Re: [O] Problem with Google Calendar Synchronization, Guido Van Hoecke, 2013/05/11