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(* Copyright (c) 2019 Artyom Shalkhakov
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* - The names of contributors may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*)
structure Endpoints :> ENDPOINTS = struct
open Print.PD
open Print
open Mono
datatype method = GET | POST
fun methodToString GET = "GET"
| methodToString POST = "POST"
type endpoint = {Method : method, Url : string, ContentType : string option, LastModified : Time.time option}
type report = {Endpoints : endpoint list}
fun p_endpoint {Method = m, Url = u, ContentType = oct, LastModified = olm} =
let
val rfcFmt = "%a, %d %b %Y %H:%M:%S GMT"
in
box [string "{",
string "\"method\": \"", string (methodToString m), string "\", ",
string "\"url\": \"", string u, string "\", ",
string "\"content-type\": ", (case oct of SOME ct => box [string "\"", string ct, string"\""]
| NONE => string "null"),
string "}"]
end
fun p_report {Endpoints = el} =
box [string "{\"endpoints\":",
space,
string "[",
p_list_sep (box [string ",", newline]) p_endpoint el,
string "]}"]
val endpoints = ref ([] : endpoint list)
val jsFile = ref (NONE : string option)
fun setJavaScript x = jsFile := SOME x
fun reset () = (endpoints := []; jsFile := NONE)
fun collect file =
let
fun exportKindToMethod (Link _) = GET
| exportKindToMethod (Action _) = POST
| exportKindToMethod (Rpc _) = POST
| exportKindToMethod (Extern _) = POST
fun decl ((d, _), st as endpoints) =
let
in
case d of
DExport (ek, id, i, tl, rt, f) =>
{Method = exportKindToMethod ek, Url = id, LastModified = NONE, ContentType = NONE} :: st
| _ => st
end
val () = reset ()
val (decls, _) = file
val ep = foldl decl [] decls
fun binfile ({Uri = u, ContentType = ct, LastModified = lm, Bytes = _ }, st) =
{Method = GET, Url = u, LastModified = SOME lm, ContentType = ct} :: st
val ep = foldl binfile ep (Settings.listFiles ())
fun jsfile ({Filename = f, Content = _}, st) =
{Method = GET, Url = f, LastModified = NONE, ContentType = SOME "text/javascript"} :: st
val ep = foldl jsfile ep (Settings.listJsFiles ())
in
endpoints := ep;
file
end
fun summarize () =
let
val ep = !endpoints
val js = !jsFile
val ep =
case js of
NONE => ep
| SOME js =>
{Method = GET, Url = js, LastModified = NONE, ContentType = SOME "text/javascript"} :: ep
in
{Endpoints = ep}
end
end
|
