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(* Copyright (c) 2008-2009, Adam Chlipala
* 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.
*)
signature SETTINGS = sig
val setDebug : bool -> unit
val getDebug : unit -> bool
val clibFile : string -> string
(* How do all application URLs begin? *)
val setUrlPrefix : string -> unit
val getUrlPrefix : unit -> string
(* How many seconds should the server wait before assuming a Comet client has left? *)
val setTimeout : int -> unit
val getTimeout : unit -> int
(* Which C header files are needed? *)
val setHeaders : string list -> unit
val getHeaders : unit -> string list
(* Which extra JavaScript URLs should be included? *)
val setScripts : string list -> unit
val getScripts : unit -> string list
type ffi = string * string
(* Which FFI types may be sent from clients to servers? *)
val setClientToServer : ffi list -> unit
val mayClientToServer : ffi -> bool
(* Which FFI functions have side effects? *)
val setEffectful : ffi list -> unit
val isEffectful : ffi -> bool
(* Which FFI functions may only be run in clients? *)
val setClientOnly : ffi list -> unit
val isClientOnly : ffi -> bool
(* Which FFI functions may only be run on servers? *)
val setServerOnly : ffi list -> unit
val isServerOnly : ffi -> bool
(* Which FFI functions may be run in JavaScript? (JavaScript function names included) *)
val setJsFuncs : (ffi * string) list -> unit
val jsFunc : ffi -> string option
datatype pattern_kind = Exact | Prefix
datatype action = Allow | Deny
type rule = { action : action, kind : pattern_kind, pattern : string }
datatype path_kind = Any | Url | Table | Sequence | View | Relation | Cookie | Style
type rewrite = { pkind : path_kind, kind : pattern_kind, from : string, to : string }
(* Rules for rewriting URLs from canonical forms *)
val setRewriteRules : rewrite list -> unit
val rewrite : path_kind -> string -> string
(* Validating URLs and MIME types *)
val setUrlRules : rule list -> unit
val getUrlRules : unit -> rule list
val checkUrl : string -> bool
val setMimeRules : rule list -> unit
val getMimeRules : unit -> rule list
val checkMime : string -> bool
(* Web protocols that generated programs may speak *)
type protocol = {
name : string, (* Call it this on the command line *)
link : string, (* Pass these linker arguments *)
persistent : bool (* Multiple requests per process? *)
}
val addProtocol : protocol -> unit
val setProtocol : string -> unit
val currentProtocol : unit -> protocol
(* Different DBMSes *)
datatype sql_type =
Int
| Float
| String
| Bool
| Time
| Blob
| Channel
| Client
| Nullable of sql_type
val p_sql_ctype : sql_type -> string
val isBlob : sql_type -> bool
val isNotNull : sql_type -> bool
type dbms = {
name : string,
(* Call it this on the command line *)
header : string,
(* Include this C header file *)
link : string,
(* Pass these linker arguments *)
p_sql_type : sql_type -> string,
init : {dbstring : string,
prepared : (string * int) list,
tables : (string * (string * sql_type) list) list,
views : (string * (string * sql_type) list) list,
sequences : string list} -> Print.PD.pp_desc,
(* Define uw_client_init(), uw_db_init(), uw_db_close(), uw_db_begin(), uw_db_commit(), and uw_db_rollback() *)
query : {loc : ErrorMsg.span, cols : sql_type list,
doCols : ({loc : ErrorMsg.span, wontLeakStrings : bool, col : int, typ : sql_type} -> Print.PD.pp_desc)
-> Print.PD.pp_desc}
-> Print.PD.pp_desc,
queryPrepared : {loc : ErrorMsg.span, id : int, query : string,
inputs : sql_type list, cols : sql_type list,
doCols : ({loc : ErrorMsg.span, wontLeakStrings : bool, col : int,
typ : sql_type} -> Print.PD.pp_desc)
-> Print.PD.pp_desc,
nested : bool}
-> Print.PD.pp_desc,
dml : ErrorMsg.span -> Print.PD.pp_desc,
dmlPrepared : {loc : ErrorMsg.span, id : int, dml : string,
inputs : sql_type list} -> Print.PD.pp_desc,
nextval : {loc : ErrorMsg.span, seqE : Print.PD.pp_desc, seqName : string option} -> Print.PD.pp_desc,
nextvalPrepared : {loc : ErrorMsg.span, id : int, query : string} -> Print.PD.pp_desc,
sqlifyString : string -> string,
p_cast : string * sql_type -> string,
p_blank : int * sql_type -> string (* Prepared statement input *),
supportsDeleteAs : bool,
supportsUpdateAs : bool,
createSequence : string -> string,
textKeysNeedLengths : bool,
supportsNextval : bool,
supportsNestedPrepared : bool,
sqlPrefix : string
}
val addDbms : dbms -> unit
val setDbms : string -> unit
val currentDbms : unit -> dbms
end
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