2012-04-28 22:08:15 +00:00
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(* Copyright 2012 Tony Garnock-Jones <tonygarnockjones@gmail.com>. *)
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(* This file is part of Ocamlmsg. *)
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(* Ocamlmsg is free software: you can redistribute it and/or modify it *)
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(* under the terms of the GNU General Public License as published by the *)
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(* Free Software Foundation, either version 3 of the License, or (at your *)
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(* option) any later version. *)
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(* Ocamlmsg is distributed in the hope that it will be useful, but *)
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(* WITHOUT ANY WARRANTY; without even the implied warranty of *)
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(* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *)
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(* General Public License for more details. *)
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(* You should have received a copy of the GNU General Public License *)
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(* along with Ocamlmsg. If not, see <http://www.gnu.org/licenses/>. *)
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type t =
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| Num of float
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| Str of string
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| Arr of t list
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| Rec of (string * t) list
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2012-04-29 12:38:22 +00:00
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| Flg of bool
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| Nil
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2012-04-28 22:08:15 +00:00
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2012-04-29 15:49:10 +00:00
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let escape_char c =
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match c with
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| '\"' -> Some (fun (s, pos) -> ("\\\"", pos + 1))
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| _ -> None
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let escape s = Util.strsub escape_char s
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2012-04-28 22:08:15 +00:00
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let str_to_string s =
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"\"" ^ escape s ^ "\""
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let rec to_string j =
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match j with
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| Num f ->
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if float_of_int (int_of_float f) = f
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then string_of_int (int_of_float f)
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else string_of_float f
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| Str s ->
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str_to_string s
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| Arr js ->
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"[" ^ String.concat "," (List.map to_string js) ^ "]"
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| Rec kvs ->
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"{" ^ String.concat "," (List.map kv_to_string kvs) ^ "}"
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2012-04-29 12:38:22 +00:00
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| Flg b ->
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if b then "true" else "false"
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| Nil ->
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"null"
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2012-04-28 22:08:15 +00:00
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and kv_to_string (k, v) =
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str_to_string k ^ ":" ^ to_string v
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2012-04-29 12:40:24 +00:00
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let resp code reason extra_headers j =
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2012-04-28 22:08:15 +00:00
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Httpd.resp_generic code reason
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2012-04-29 12:40:24 +00:00
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((Httpd.content_type_header_name, "application/json") :: extra_headers)
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2012-04-28 22:08:15 +00:00
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(Httpd.Fixed (to_string j))
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2012-04-29 12:40:24 +00:00
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let resp_ok extra_headers j = resp 200 "OK" extra_headers j
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