(* Title: Pure/Thy/bibtex.ML
Author: Makarius
BibTeX support.
*)
signature BIBTEX =
sig
val check_database:
Position.T -> string -> (string * Position.T) list * (string * Position.T) list
val check_database_output: Position.T -> string -> unit
val cite_macro: string Config.T
end;
structure Bibtex: BIBTEX =
struct
(* check database *)
type message = string * Position.T;
fun check_database pos0 database =
Invoke_Scala.method "isabelle.Bibtex.check_database_yxml" database
|> YXML.parse_body
|> let open XML.Decode in pair (list (pair string properties)) (list (pair string properties)) end
|> (apply2 o map o apsnd) (fn pos => Position.of_properties (pos @ Position.get_props pos0));
fun check_database_output pos0 database =
let val (errors, warnings) = check_database pos0 database in
errors |> List.app (fn (msg, pos) =>
Output.error_message ("Bibtex error" ^ Position.here pos ^ ":\n " ^ msg));
warnings |> List.app (fn (msg, pos) =>
warning ("Bibtex warning" ^ Position.here pos ^ ":\n " ^ msg))
end;
(* document antiquotations *)
val cite_macro = Attrib.setup_config_string \<^binding>\<open>cite_macro\<close> (K "cite");
val _ =
Theory.setup
(Document_Antiquotation.setup_option \<^binding>\<open>cite_macro\<close> (Config.put cite_macro) #>
Document_Antiquotation.setup \<^binding>\<open>cite\<close>
(Scan.lift
(Scan.option (Parse.verbatim || Parse.cartouche) --
Parse.and_list1 (Parse.position Args.name)))
(fn {context = ctxt, ...} => fn (opt, citations) =>
let
val thy = Proof_Context.theory_of ctxt;
val bibtex_entries = Present.get_bibtex_entries thy;
val _ =
if null bibtex_entries andalso Context.theory_name thy <> Context.PureN then ()
else
citations |> List.app (fn (name, pos) =>
if member (op =) bibtex_entries name then ()
else error ("Unknown Bibtex entry " ^ quote name ^ Position.here pos));
val _ =
Context_Position.reports ctxt
(map (fn (name, pos) => (pos, Markup.citation name)) citations);
val opt_arg = (case opt of NONE => "" | SOME s => "[" ^ s ^ "]");
val arg = "{" ^ space_implode "," (map #1 citations) ^ "}";
in "\\" ^ Config.get ctxt cite_macro ^ opt_arg ^ arg end));
end;