From 8d4109aadfc9be8e5bd80e850be2f610984b8925 Mon Sep 17 00:00:00 2001
From: aj heller <aj@drfloob.com>
Date: Mon, 17 Dec 2012 18:14:44 -0800
Subject: [PATCH] updates README; removes unused functions

---
 README.md    | 12 ++++------
 src/ezic.erl | 62 +++-------------------------------------------------
 2 files changed, 7 insertions(+), 67 deletions(-)

diff --git a/README.md b/README.md
index 80091a4..a64d31e 100644
--- a/README.md
+++ b/README.md
@@ -28,14 +28,6 @@ API
  * `ezic:localtime(TimeZone) -> datetime()`
  * `ezic:utc_to_local(universal_datetime(), TimeZone) -> local_datetime()`
  * `ezic:local_to_utc(local_datetime(), TimeZone) -> universal_datetime()`
- * `ezic:zone_convert(from_datetime(), TimeZoneFrom, TimeZoneTo) -> to_datetime()`
-
-
-
-Admin API
--------
-
- * `ezic:load("/path/to/tzdata") -> ok`
 
 
 
@@ -78,6 +70,10 @@ To maintain ezic's status as a public domain work, all contributions must also b
 Acknowledgements
 ----------------
 
+A big thanks to ezic's contributors:
+
+ * lsowen
+
 The decision to release this into the public domain was inspired by the (anti-) license of the [SQLite project](http://www.sqlite.org/copyright.html).
 
 
diff --git a/src/ezic.erl b/src/ezic.erl
index bfd326b..3c35d71 100644
--- a/src/ezic.erl
+++ b/src/ezic.erl
@@ -5,37 +5,26 @@
 	 localtime/1
 	 , utc_to_local/2
 	 , local_to_utc/2
-	 , next_timechange/1
-	 , next_timechange_after/2
 	]).
 
 
--export([
-	 load/1
-	 , dev/0
-	 , test/0
-	 , reflatten/0
-	 , zf/0
-	]).
-
-
-
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 % PUBLIC API
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 
-
+%% returns local time in given timezone
 localtime(TzName) ->
     utc_to_local(erlang:universaltime(), TzName).
 
-
+%% returns time in given timezone for corresponding utc time
 utc_to_local(UTCDatetime, TzName) ->
     NormalDatetime= ezic_date:normalize(UTCDatetime, u),
     utc_to_local_handleFlatzone(UTCDatetime, ezic_db:flatzone(NormalDatetime, TzName)).
     
     
 
+%% returns utc time for corresponding time in given timezone utc
 local_to_utc(LocalDatetime, TzName) ->
     NormalDatetime= ezic_date:normalize(LocalDatetime, w),
     #flatzone{offset=Offset, dstoffset=DSTOffset}= ezic_db:flatzone(NormalDatetime, TzName),
@@ -45,51 +34,6 @@ local_to_utc(LocalDatetime, TzName) ->
 	LocalDatetime
 	, Offset, {0,0,0})
       , DSTOffset, {0,0,0}).
-	    
-
-
-next_timechange(TzName) ->
-    next_timechange_after(erlang:universaltime(), TzName).
-
-next_timechange_after(_UTCDatetime, _TzName) ->
-    not_done.
-
-
-
-
-
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-% DEV API
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-
-
-
-load(Folder) ->
-    ezic_loader:load(Folder).
-
-
-dev() ->
-    application:start(ezic),
-    ezic_db:flatzone({{2010,11,17}, #tztime{time={23,42,0}}}, "America/Los_Angeles"),
-    ok.
-
-zf() ->
-    Zones= ezic_db:zones("Asia/Tokyo"),
-    ezic_flatten:flatten_all_zones(Zones).
-    
-
-reflatten() ->
-    ezic_db:wipe(flatzone),
-    ezic_db:flatten().
-
-
-
-test() ->
-    lists:foreach(
-      fun(TZ)->
-	      io:format("~s: ~p~n", [TZ, localtime(TZ)])
-      end,
-      ["Asia/Tokyo", "America/New_York", "America/Los_Angeles", "America/Jamaica", "Australia/Adelaide"]).