bijint.erl

bijint.erl

% Copyright (c) 2009 UENISHI Kota
%
% 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.
%
% escript bijint.erl

fmt(I) when I < 10 ->
    lists:flatten( io_lib:format("0~p", [I]) );
fmt(I) when I >= 0 ->
    lists:flatten( io_lib:format("~p", [I]) ).    

getimg(0,0)->       do_get(0,0);
getimg(Hour,0)->    do_get(Hour,  0), getimg(Hour-1, 59);
getimg(Hour,Min)->  do_get(Hour,Min), getimg(Hour,Min-1).

do_get(Hour,Min) when Hour >= 0 , Min >= 0 ->
    URL="http://www.bijint.com/jp/img/clk/" ++ fmt(Hour) ++ fmt(Min) ++ ".jpg",
    Referer =  "http://bijint.com/jp/",
    timer:sleep(1024*7),
    try
	{ok, {_,_,Bin}}=http:request(get,{URL, [{"Referer", Referer}]}, [], []),
	ok=file:write_file(filename:basename(URL), Bin)
    catch
	_->
	    io:format("failed getting ~p~n", [URL]),
	    do_get(Hour,Min)
    end.      

main([])->
    application:start(inets),
    getimg(23,59),
    application:stop(inets).