# HG changeset patch
# User Matthew Wild <mwild1@gmail.com>
# Date 1256526761 0
# Node ID 11a0cbd6c2161b0eeb280205e5dec057641c793d

Initial commit

diff -r 000000000000 -r 11a0cbd6c216 XSF.ics
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/XSF.ics	Mon Oct 26 03:12:41 2009 +0000
@@ -0,0 +1,255 @@
+BEGIN:VCALENDAR
+METHOD:PUBLISH
+X-WR-TIMEZONE:America/Denver
+PRODID:-//Apple Inc.//iCal 3.0//EN
+CALSCALE:GREGORIAN
+X-WR-CALNAME:XSF
+VERSION:2.0
+X-WR-RELCALID:CE7E8908-829D-4649-87DE-FB436960ED5F
+X-APPLE-CALENDAR-COLOR:#E51717
+BEGIN:VTIMEZONE
+TZID:America/Denver
+BEGIN:DAYLIGHT
+TZOFFSETFROM:-0700
+TZOFFSETTO:-0600
+DTSTART:20070311T020000
+RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=2SU
+TZNAME:MDT
+END:DAYLIGHT
+BEGIN:STANDARD
+TZOFFSETFROM:-0600
+TZOFFSETTO:-0700
+DTSTART:20071104T020000
+RRULE:FREQ=YEARLY;BYMONTH=11;BYDAY=1SU
+TZNAME:MST
+END:STANDARD
+END:VTIMEZONE
+BEGIN:VEVENT
+SEQUENCE:2
+TRANSP:OPAQUE
+UID:B7FF24D2-0992-436B-B301-627F84F2E346
+DTSTART;TZID=America/Denver:20081210T130000
+DTSTAMP:20081205T165043Z
+SUMMARY:XMPP Council Meeting
+CREATED:20081205T165036Z
+DTEND;TZID=America/Denver:20081210T140000
+END:VEVENT
+BEGIN:VEVENT
+SEQUENCE:2
+TRANSP:OPAQUE
+UID:BB359785-96F8-47E9-8A78-2C43F13F639A
+DTSTART;TZID=America/Denver:20081209T133000
+DTSTAMP:20081205T165051Z
+SUMMARY:XSF Board Meeting
+CREATED:20081205T165046Z
+DTEND;TZID=America/Denver:20081209T140000
+END:VEVENT
+BEGIN:VEVENT
+SEQUENCE:2
+TRANSP:OPAQUE
+UID:D7A9EA8D-614D-44F6-838B-577794739A2E
+DTSTART;TZID=America/Denver:20090107T130000
+DTSTAMP:20081211T180238Z
+SUMMARY:XMPP Council Meeting
+CREATED:20081211T180233Z
+DTEND;TZID=America/Denver:20090107T140000
+BEGIN:VALARM
+X-WR-ALARMUID:F4FBB5DA-3521-4482-9B95-A9C6EE2B75A9
+ACTION:AUDIO
+TRIGGER:-PT15M
+ATTACH;VALUE=URI:Basso
+END:VALARM
+END:VEVENT
+BEGIN:VEVENT
+SEQUENCE:2
+TRANSP:OPAQUE
+UID:7AE5D5AB-1692-4A81-9E4F-DE8FBF5A1350
+DTSTART;TZID=America/Denver:20090113T133000
+DTSTAMP:20090106T205107Z
+SUMMARY:Board meeting
+CREATED:20090106T205104Z
+DTEND;TZID=America/Denver:20090113T140000
+BEGIN:VALARM
+X-WR-ALARMUID:309564AE-5635-4348-A5D8-828F3149D445
+ACTION:AUDIO
+TRIGGER:-PT15M
+ATTACH;VALUE=URI:Basso
+END:VALARM
+END:VEVENT
+BEGIN:VEVENT
+SEQUENCE:2
+TRANSP:OPAQUE
+UID:1A29D476-4404-4247-B8BA-72D8F522CF18
+DTSTART;TZID=America/Denver:20090106T133000
+DTSTAMP:20090106T205125Z
+SUMMARY:Board meeting
+CREATED:20090106T205120Z
+DTEND;TZID=America/Denver:20090106T140000
+BEGIN:VALARM
+X-WR-ALARMUID:E29A5872-7199-4850-B848-227F870EA3B4
+ACTION:AUDIO
+TRIGGER:-PT15M
+ATTACH;VALUE=URI:Basso
+END:VALARM
+END:VEVENT
+BEGIN:VEVENT
+SEQUENCE:2
+TRANSP:OPAQUE
+UID:7C0824FB-B70D-4791-B305-4F71AD03D45A
+DTSTART;TZID=America/Denver:20090114T130000
+DTSTAMP:20090106T215640Z
+SUMMARY:Council meeting
+CREATED:20090106T215630Z
+DTEND;TZID=America/Denver:20090114T140000
+BEGIN:VALARM
+X-WR-ALARMUID:C7DE8A1D-DC31-499F-B601-09A03B595E78
+ACTION:AUDIO
+TRIGGER:-PT15M
+ATTACH;VALUE=URI:Basso
+END:VALARM
+END:VEVENT
+BEGIN:VEVENT
+SEQUENCE:2
+TRANSP:OPAQUE
+UID:54A717A4-7F0B-4416-ADBD-2B061A0C801C
+DTSTART;TZID=America/Denver:20090120T163000
+DTSTAMP:20090120T182935Z
+SUMMARY:Last Call ends on XEP-0245
+CREATED:20090120T182928Z
+DTEND;TZID=America/Denver:20090120T170000
+BEGIN:VALARM
+X-WR-ALARMUID:77E28436-5438-46A5-BE2F-FD34DAF8FAF5
+ACTION:AUDIO
+TRIGGER:-PT15M
+ATTACH;VALUE=URI:Basso
+END:VALARM
+END:VEVENT
+BEGIN:VEVENT
+SEQUENCE:2
+TRANSP:OPAQUE
+UID:EB6612F1-CD7B-4153-AFCC-DF4D4050DFF8
+DTSTART;TZID=America/Denver:20090121T130000
+DTSTAMP:20090120T182951Z
+SUMMARY:XMPP Council meeting
+CREATED:20090120T182946Z
+DTEND;TZID=America/Denver:20090121T140000
+BEGIN:VALARM
+X-WR-ALARMUID:10018B2F-26EB-4269-8F7C-BC78EF59F747
+ACTION:AUDIO
+TRIGGER:-PT15M
+ATTACH;VALUE=URI:Basso
+END:VALARM
+END:VEVENT
+BEGIN:VEVENT
+SEQUENCE:2
+TRANSP:OPAQUE
+UID:E2878D5E-C2E5-437E-9645-FC29357677FE
+DTSTART;TZID=America/Denver:20090120T133000
+DTSTAMP:20090120T183003Z
+SUMMARY:XSF Board meeting
+CREATED:20090120T182959Z
+DTEND;TZID=America/Denver:20090120T140000
+BEGIN:VALARM
+X-WR-ALARMUID:11C85270-89E7-4A0F-9A2F-D1F6423D3C62
+ACTION:AUDIO
+TRIGGER:-PT15M
+ATTACH;VALUE=URI:Basso
+END:VALARM
+END:VEVENT
+BEGIN:VEVENT
+SEQUENCE:2
+TRANSP:OPAQUE
+UID:707BDAA4-E198-45D9-ACC3-65DE14568A28
+DTSTART;TZID=America/Denver:20090212T130000
+DTSTAMP:20090128T174352Z
+SUMMARY:XSF Member meeting
+CREATED:20090128T174346Z
+DTEND;TZID=America/Denver:20090212T140000
+BEGIN:VALARM
+X-WR-ALARMUID:88D6DC29-CDB4-4C5A-BB2C-CFA95A15C85F
+ACTION:AUDIO
+TRIGGER:-PT15M
+ATTACH;VALUE=URI:Basso
+END:VALARM
+END:VEVENT
+BEGIN:VEVENT
+SEQUENCE:2
+TRANSP:OPAQUE
+UID:7F548632-2A98-41AC-A886-2BFDDB79E518
+DTSTART;TZID=America/Denver:20090218T130000
+DTSTAMP:20090217T180836Z
+SUMMARY:XMPP Council meeting
+CREATED:20090217T180831Z
+DTEND;TZID=America/Denver:20090218T140000
+BEGIN:VALARM
+X-WR-ALARMUID:4444F299-C0D7-45F2-B19B-C7E50AF62B45
+ACTION:AUDIO
+TRIGGER:-PT15M
+ATTACH;VALUE=URI:Basso
+END:VALARM
+END:VEVENT
+BEGIN:VEVENT
+SEQUENCE:2
+TRANSP:OPAQUE
+UID:FBFFEEBF-22C2-4DE1-B12E-A60C325CF9ED
+DTSTART;TZID=America/Denver:20090225T130000
+DTSTAMP:20090219T182044Z
+SUMMARY:XMPP Council meeting
+CREATED:20090219T182039Z
+DTEND;TZID=America/Denver:20090225T140000
+BEGIN:VALARM
+X-WR-ALARMUID:57081D2A-92C5-4110-907C-0BF80CACE5E1
+ACTION:AUDIO
+TRIGGER:-PT15M
+ATTACH;VALUE=URI:Basso
+END:VALARM
+END:VEVENT
+BEGIN:VEVENT
+SEQUENCE:2
+TRANSP:OPAQUE
+UID:E4AF11E5-D75D-4E1A-8F51-617BEE4F53D7
+DTSTART;TZID=America/Denver:20090304T130000
+DTSTAMP:20090225T210636Z
+SUMMARY:XMPP Council meeting
+CREATED:20090225T210631Z
+DTEND;TZID=America/Denver:20090304T140000
+BEGIN:VALARM
+X-WR-ALARMUID:F342B40C-96C7-4049-9CA6-1894C30FD23B
+ACTION:AUDIO
+TRIGGER:-PT15M
+ATTACH;VALUE=URI:Basso
+END:VALARM
+END:VEVENT
+BEGIN:VEVENT
+SEQUENCE:2
+TRANSP:OPAQUE
+UID:BCD089B6-EAD6-4C05-9A26-535F8FED6B52
+DTSTART;TZID=America/Denver:20090312T140000
+DTSTAMP:20090309T204141Z
+SUMMARY:Monthly XMPP Meeting
+CREATED:20090309T204133Z
+DTEND;TZID=America/Denver:20090312T150000
+BEGIN:VALARM
+X-WR-ALARMUID:3D7359C9-A4EF-4E21-A883-3CDF3207DB2D
+ACTION:AUDIO
+TRIGGER:-PT15M
+ATTACH;VALUE=URI:Basso
+END:VALARM
+END:VEVENT
+BEGIN:VEVENT
+SEQUENCE:1
+TRANSP:OPAQUE
+UID:7708568E-B195-4154-AC67-6E6F7F9F839F
+DTSTART;TZID=America/Denver:20090318T140000
+DTSTAMP:20090310T205549Z
+SUMMARY:XMPP Council meeting
+CREATED:20090304T225315Z
+DTEND;TZID=America/Denver:20090318T150000
+BEGIN:VALARM
+X-WR-ALARMUID:887F44EB-AD6C-4E46-BD4C-292A6C65983B
+ACTION:AUDIO
+TRIGGER:-PT15M
+ATTACH;VALUE=URI:Basso
+END:VALARM
+END:VEVENT
+END:VCALENDAR
diff -r 000000000000 -r 11a0cbd6c216 ical.lua
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ical.lua	Mon Oct 26 03:12:41 2009 +0000
@@ -0,0 +1,46 @@
+module("ical", package.seeall)
+
+local handler = {};
+
+function handler.VEVENT(ical, line)
+	local k,v = line:match("^(%w+):(.*)$");
+	local curr_event = ical[#ical];
+	if k and v then
+		curr_event[k] = v;
+	end
+	
+	if k == "DTSTAMP" then
+		local t = {};
+		t.year, t.month, t.day, t.hour, t.min, t.sec = v:match("^(%d%d%d%d)(%d%d)(%d%d)T(%d%d)(%d%d)(%d%d)Z$");
+		for k,v in pairs(t) do t[k] = tonumber(v); end
+		curr_event.when = os.time(t);
+	end
+end
+
+function load(data)
+	local ical, stack = {}, {};
+	local line_num = 0;
+	
+	-- Parse
+	for line in data:gmatch("(.-)[\r\n]+") do
+		line_num = line_num + 1;
+		if line:match("^BEGIN:") then
+			local type = line:match("^BEGIN:(%S+)");
+			table.insert(stack, type);
+			table.insert(ical, { type = type }); 
+		elseif line:match("^END:") then
+			if stack[#stack] ~= line:match("^END:(%S+)") then
+				return nil, "Parsing error, expected END:"..stack[#stack].." before line "..line_num;
+			end
+			table.remove(stack);
+		elseif handler[stack[#stack]] then
+			handler[stack[#stack]](ical, line);
+		end
+	end
+	
+	-- Return calendar
+	return ical;
+end
+
+
+return _M;
diff -r 000000000000 -r 11a0cbd6c216 serialization.lua
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/serialization.lua	Mon Oct 26 03:12:41 2009 +0000
@@ -0,0 +1,70 @@
+-- Prosody IM v0.4
+-- Copyright (C) 2008-2009 Matthew Wild
+-- Copyright (C) 2008-2009 Waqas Hussain
+-- 
+-- This project is MIT/X11 licensed. Please see the
+-- COPYING file in the source package for more information.
+--
+
+local string_rep = string.rep;
+local type = type;
+local tostring = tostring;
+local t_insert = table.insert;
+local t_concat = table.concat;
+local error = error;
+local pairs = pairs;
+
+module "serialization"
+
+local indent = function(i)
+	return string_rep("\t", i);
+end
+local function basicSerialize (o)
+	if type(o) == "number" or type(o) == "boolean" then
+		return tostring(o);
+	else -- assume it is a string -- FIXME make sure it's a string. throw an error otherwise.
+		return (("%q"):format(tostring(o)):gsub("\\\n", "\\n"));
+	end
+end
+local function _simplesave(o, ind, t, func)
+	if type(o) == "number" then
+		func(t, tostring(o));
+	elseif type(o) == "string" then
+		func(t, (("%q"):format(o):gsub("\\\n", "\\n")));
+	elseif type(o) == "table" then
+		func(t, "{\n");
+		for k,v in pairs(o) do
+			func(t, indent(ind));
+			func(t, "[");
+			func(t, basicSerialize(k));
+			func(t, "] = ");
+			if ind == 0 then
+				_simplesave(v, 0, t, func);
+			else
+				_simplesave(v, ind+1, t, func);
+			end
+			func(t, ",\n");
+		end
+		func(t, indent(ind-1));
+		func(t, "}");
+	elseif type(o) == "boolean" then
+		func(t, (o and "true" or "false"));
+	else
+		error("cannot serialize a " .. type(o))
+	end
+end
+
+function append(t, o)
+	_simplesave(o, 1, t, t.write or t_insert);
+	return t;
+end
+
+function serialize(o)
+	return t_concat(append({}, o));
+end
+
+function deserialize(str)
+	error("Not implemented");
+end
+
+return _M;
diff -r 000000000000 -r 11a0cbd6c216 test.lua
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test.lua	Mon Oct 26 03:12:41 2009 +0000
@@ -0,0 +1,16 @@
+require "ical"
+if arg[1] == "-v" then
+	require "serialization"
+end
+
+events = ical.load(io.open("XSF.ics" or arg[1]):read("*a"))
+
+if arg[1] == "-v" then
+	print(serialization.serialize(events))
+end
+
+for i, event in ipairs(events) do
+	if event.type == "VEVENT" then
+		print(event.when and os.date("!%c", event.when) or "Unknown", event.SUMMARY);
+	end
+end