open Http_types ;;
-let debug = false;;
+let debug = true;;
let debug_print s = if debug then prerr_endline s;;
Http_common.debug := true;;
(* Http_common.debug := true;; *)
-let mqi_flags = [] (* default MathQL interpreter options *)
-
open Printf;;
let daemon_name = "Search Engine";;
exception Chat_unfinished
+let javascript_quote s =
+ let rex = Pcre.regexp "'" in
+ let rex' = Pcre.regexp "\"" in
+ Pcre.replace ~rex ~templ:"\\'"
+ (Pcre.replace ~rex:rex' ~templ:"\\\"" s)
+;;
+
(* build a bool from a 1-character-string *)
let bool_of_string' = function
| "0" -> false
(* HTTP DAEMON CALLBACK *)
-let callback (req: Http_types.request) outchan =
+let callback mqi_handle (req: Http_types.request) outchan =
try
debug_print (sprintf "Received request: %s" req#path);
(match req#path with
+ | "/help" -> Http_daemon.respond ~body:"HELM Search Engine" outchan
| "/execute" ->
- let mqi_handle = C.init mqi_flags debug_print in
let query_string = req#param "query" in
let lexbuf = Lexing.from_string query_string in
let query = MQueryUtil.query_of_text lexbuf in
let result = MQueryInterpreter.execute mqi_handle query in
let result_string = pp_result result in
- C.close mqi_handle;
Http_daemon.respond ~body:result_string ~headers:[contype] outchan
| "/locate" ->
- let mqi_handle = C.init mqi_flags debug_print in
let id = req#param "id" in
let query = G.locate id in
let result = MQueryInterpreter.execute mqi_handle query in
- C.close mqi_handle;
Http_daemon.respond ~headers:[contype] ~body:(pp_result result) outchan
| "/unreferred" ->
- let mqi_handle = C.init mqi_flags debug_print in
let target = req#param "target" in
let source = req#param "source" in
let query = G.unreferred target source in
let result = MQueryInterpreter.execute mqi_handle query in
- C.close mqi_handle;
Http_daemon.respond ~headers:[contype] ~body:(pp_result result) outchan
| "/getpage" ->
(* TODO implement "is_permitted" *)
| "/searchPattern"
| "/matchConclusion"
| "/locateInductivePrinciple" ->
- let mqi_handle = C.init mqi_flags debug_print in
let term_string = req#param "term" in
let (context, metasenv) = ([], []) in
let id_to_uris_raw = req#param "aliases" in
-(*XXX
- let tokens = Pcre.split ~pat:"\\s" id_to_uris_raw in
- let rec parse_tokens keys lookup = function (* TODO spostarla fuori *)
- | [] -> keys, lookup
- | "alias" :: key :: value :: rest ->
- let key' = CicTextualParser0.Id key in
- parse_tokens
- (key'::keys)
- (fun id ->
- if id = key' then
- Some
- (CicTextualParser0.Uri (MQueryMisc.cic_textual_parser_uri_of_string value))
- else lookup id)
- rest
- | _ -> failwith "Can't parse aliases"
- in
-*)
+ let parse_interpretation_choices choices =
+ List.map int_of_string (Pcre.split ~pat:" " choices) in
let parse_choices choices_raw =
let choices = Pcre.split ~pat:";" choices_raw in
List.fold_left
in
let id_to_uris =
DisambiguatingParser.EnvironmentP3.of_string id_to_uris_raw in
-print_endline ("id_to_uris_raw: " ^ id_to_uris_raw) ;
-print_endline ("id_to_uris: " ^ (DisambiguatingParser.EnvironmentP3.to_string id_to_uris)) ;
let id_to_choices =
try
let choices_raw = req#param "choices" in
parse_choices choices_raw
with Http_types.Param_not_found _ -> (fun _ -> None)
in
+ let interpretation_choices =
+ try
+ let choices_raw = req#param "interpretation_choices" in
+ Some (parse_interpretation_choices choices_raw)
+ with Http_types.Param_not_found _ -> None
+ in
let module Chat: DisambiguateTypes.Callbacks =
struct
raise Chat_unfinished))
let interactive_interpretation_choice interpretations =
- let html_interpretations_labels =
- String.concat ", "
- (List.map
- (fun l ->
- "\'" ^
- (String.concat "<br />"
- (List.map
- (fun (id, value) ->
- (sprintf "alias id %s = %s" id value))
- l)) ^
- "\'")
- interpretations)
- in
- let html_interpretations =
- String.concat ", "
- (List.map
- (fun l ->
- "\'" ^
- (String.concat " "
- (List.map
- (fun (id, value) ->
- (sprintf "alias id %s = %s"
- id
- (MQueryMisc.wrong_xpointer_format_from_wrong_xpointer_format'
- value)))
- l)) ^
- "\'")
+ match interpretation_choices with
+ Some l -> prerr_endline "CARRAMBA" ; l
+ | None ->
+ let html_interpretations_labels =
+ String.concat ", "
+ (List.map
+ (fun l ->
+ "\'" ^
+ (String.concat "<br />"
+ (List.map
+ (fun (id, value) ->
+ let id = javascript_quote id in
+ let value = javascript_quote value in
+ sprintf "%s = %s" id value)
+ l)) ^
+ "\'")
interpretations)
- in
- Http_daemon.send_basic_headers ~code:200 outchan ;
- Http_daemon.send_CRLF outchan ;
- iter_file
- (fun line ->
- let processed_line =
- apply_substs
- [interpretations_RE, html_interpretations;
- interpretations_labels_RE, html_interpretations_labels]
- line
- in
- output_string outchan (processed_line ^ "\n"))
- interactive_interpretation_choice_TPL;
- raise Chat_unfinished
-
- let input_or_locate_uri ~title =
- UriManager.uri_of_string "cic:/Coq/Init/DataTypes/nat_ind.con"
-
- end
- in
- let module Disambiguate' = DisambiguatingParser.Make(Chat) in
- let (id_to_uris', metasenv', term') =
- Disambiguate'.disambiguate_term mqi_handle
- context metasenv term_string id_to_uris
- in
- (match metasenv' with
- | [] ->
- let universe,
- ((must_obj, must_rel, must_sort) as must'),
- ((only_obj, only_rel, only_sort) as only) =
- get_constraints term' req#path
- in
- let must'', only' =
- (try
- add_user_constraints
- ~constraints:(req#param "constraints")
- (must', only)
- with Http_types.Param_not_found _ ->
- let variables =
- "var aliases = '" ^ id_to_uris_raw ^ "';\n" ^
- "var constr_obj_len = " ^
- string_of_int (List.length must_obj) ^ ";\n" ^
- "var constr_rel_len = " ^
- string_of_int (List.length must_rel) ^ ";\n" ^
- "var constr_sort_len = " ^
- string_of_int (List.length must_sort) ^ ";\n" in
- let form =
- (if must_obj = [] then "" else
- "<h4>Obj constraints</h4>" ^
- "<table>" ^
- (String.concat "\n" (List.map html_of_r_obj must_obj)) ^
- "</table>" ^
- (* The following three lines to make Javascript create *)
- (* the constr_obj[] and obj_depth[] arrays even if we *)
- (* have only one real entry. *)
- "<input type=\"hidden\" name=\"constr_obj\" />" ^
- "<input type=\"hidden\" name=\"obj_depth\" />") ^
- (if must_rel = [] then "" else
- "<h4>Rel constraints</h4>" ^
- "<table>" ^
- (String.concat "\n" (List.map html_of_r_rel must_rel)) ^
- "</table>" ^
- (* The following two lines to make Javascript create *)
- (* the constr_rel[] and rel_depth[] arrays even if *)
- (* we have only one real entry. *)
- "<input type=\"hidden\" name=\"constr_rel\" />" ^
- "<input type=\"hidden\" name=\"rel_depth\" />") ^
- (if must_sort = [] then "" else
- "<h4>Sort constraints</h4>" ^
- "<table>" ^
- (String.concat "\n" (List.map html_of_r_sort must_sort)) ^
- "</table>" ^
- (* The following two lines to make Javascript create *)
- (* the constr_sort[] and sort_depth[] arrays even if *)
- (* we have only one real entry. *)
- "<input type=\"hidden\" name=\"constr_sort\" />" ^
- "<input type=\"hidden\" name=\"sort_depth\" />") ^
- "<h4>Only constraints</h4>" ^
- "Enforce Only constraints for objects: " ^
- "<input type='checkbox' name='only_obj'" ^
- (if only_obj = None then "" else " checked='yes'") ^ " /><br />" ^
- "Enforce Rel constraints for objects: " ^
- "<input type='checkbox' name='only_rel'" ^
- (if only_rel = None then "" else " checked='yes'") ^ " /><br />" ^
- "Enforce Sort constraints for objects: " ^
- "<input type='checkbox' name='only_sort'" ^
- (if only_sort = None then "" else " checked='yes'") ^ " /><br />"
+ in
+ let html_interpretations =
+ let rec aux n =
+ function
+ [] -> []
+ | _::tl -> ("'" ^ string_of_int n ^ "'")::(aux (n+1) tl)
+ in
+ String.concat ", " (aux 0 interpretations)
in
Http_daemon.send_basic_headers ~code:200 outchan ;
Http_daemon.send_CRLF outchan ;
(fun line ->
let processed_line =
apply_substs
- [form_RE, form ;
- variables_initialization_RE, variables] line
+ [interpretations_RE, html_interpretations;
+ interpretations_labels_RE, html_interpretations_labels]
+ line
in
output_string outchan (processed_line ^ "\n"))
- constraints_choice_TPL;
- raise Chat_unfinished)
- in
- let query =
- G.query_of_constraints universe must'' only'
- in
- let results = MQueryInterpreter.execute mqi_handle query in
- Http_daemon.send_basic_headers ~code:200 outchan ;
- Http_daemon.send_CRLF outchan ;
- iter_file
- (fun line ->
- let new_aliases =
- DisambiguatingParser.EnvironmentP3.to_string id_to_uris' in
-(*XXX
- match id_to_uris' with
- | (domain, f) ->
- String.concat ", "
- (List.map
- (fun name ->
- sprintf "\'alias %s cic:%s\'"
- (match name with
- CicTextualParser0.Id name -> name
- | _ -> assert false (*CSC: completare *))
- (match f name with
- | None -> assert false
- | Some (CicTextualParser0.Uri t) ->
- MQueryMisc.string_of_cic_textual_parser_uri
- t
- | _ -> assert false (*CSC: completare *)))
- domain)
- in
-*)
- let processed_line =
- apply_substs
- [results_RE, theory_of_result results ;
- new_aliases_RE, new_aliases]
- line
- in
- output_string outchan (processed_line ^ "\n"))
- final_results_TPL
- | _ -> (* unable to instantiate some implicit variable *)
- Http_daemon.respond
- ~headers:[contype]
- ~body:"some implicit variables are still unistantiated :-("
- outchan);
- C.close mqi_handle
+ interactive_interpretation_choice_TPL;
+ raise Chat_unfinished
+
+ let input_or_locate_uri ~title ?id () =
+ assert false
+
+ end
+ in
+ let module Disambiguate' = DisambiguatingParser.Make(Chat) in
+ let (id_to_uris', metasenv', term') =
+ match
+ Disambiguate'.disambiguate_term mqi_handle
+ context metasenv term_string id_to_uris
+ with
+ [id_to_uris',metasenv',term'] -> id_to_uris',metasenv',term'
+ | _ -> assert false
+ in
+ let universe,
+ ((must_obj, must_rel, must_sort) as must'),
+ ((only_obj, only_rel, only_sort) as only) =
+ get_constraints term' req#path
+ in
+ let must'', only' =
+ (try
+ add_user_constraints
+ ~constraints:(req#param "constraints")
+ (must', only)
+ with Http_types.Param_not_found _ ->
+ let variables =
+ "var aliases = '" ^ id_to_uris_raw ^ "';\n" ^
+ "var constr_obj_len = " ^
+ string_of_int (List.length must_obj) ^ ";\n" ^
+ "var constr_rel_len = " ^
+ string_of_int (List.length must_rel) ^ ";\n" ^
+ "var constr_sort_len = " ^
+ string_of_int (List.length must_sort) ^ ";\n" in
+ let form =
+ (if must_obj = [] then "" else
+ "<h4>Obj constraints</h4>" ^
+ "<table>" ^
+ (String.concat "\n" (List.map html_of_r_obj must_obj)) ^
+ "</table>" ^
+ (* The following three lines to make Javascript create *)
+ (* the constr_obj[] and obj_depth[] arrays even if we *)
+ (* have only one real entry. *)
+ "<input type=\"hidden\" name=\"constr_obj\" />" ^
+ "<input type=\"hidden\" name=\"obj_depth\" />") ^
+ (if must_rel = [] then "" else
+ "<h4>Rel constraints</h4>" ^
+ "<table>" ^
+ (String.concat "\n" (List.map html_of_r_rel must_rel)) ^
+ "</table>" ^
+ (* The following two lines to make Javascript create *)
+ (* the constr_rel[] and rel_depth[] arrays even if *)
+ (* we have only one real entry. *)
+ "<input type=\"hidden\" name=\"constr_rel\" />" ^
+ "<input type=\"hidden\" name=\"rel_depth\" />") ^
+ (if must_sort = [] then "" else
+ "<h4>Sort constraints</h4>" ^
+ "<table>" ^
+ (String.concat "\n" (List.map html_of_r_sort must_sort)) ^
+ "</table>" ^
+ (* The following two lines to make Javascript create *)
+ (* the constr_sort[] and sort_depth[] arrays even if *)
+ (* we have only one real entry. *)
+ "<input type=\"hidden\" name=\"constr_sort\" />" ^
+ "<input type=\"hidden\" name=\"sort_depth\" />") ^
+ "<h4>Only constraints</h4>" ^
+ "Enforce Only constraints for objects: " ^
+ "<input type='checkbox' name='only_obj'" ^
+ (if only_obj = None then "" else " checked='yes'") ^ " /><br />" ^
+ "Enforce Rel constraints for objects: " ^
+ "<input type='checkbox' name='only_rel'" ^
+ (if only_rel = None then "" else " checked='yes'") ^ " /><br />" ^
+ "Enforce Sort constraints for objects: " ^
+ "<input type='checkbox' name='only_sort'" ^
+ (if only_sort = None then "" else " checked='yes'") ^ " /><br />"
+ in
+ Http_daemon.send_basic_headers ~code:200 outchan ;
+ Http_daemon.send_CRLF outchan ;
+ iter_file
+ (fun line ->
+ let processed_line =
+ apply_substs
+ [form_RE, form ;
+ variables_initialization_RE, variables] line
+ in
+ output_string outchan (processed_line ^ "\n"))
+ constraints_choice_TPL;
+ raise Chat_unfinished)
+ in
+ let query =
+ G.query_of_constraints universe must'' only'
+ in
+ let results = MQueryInterpreter.execute mqi_handle query in
+ Http_daemon.send_basic_headers ~code:200 outchan ;
+ Http_daemon.send_CRLF outchan ;
+ iter_file
+ (fun line ->
+ let new_aliases =
+ DisambiguatingParser.EnvironmentP3.to_string id_to_uris' in
+ let processed_line =
+ apply_substs
+ [results_RE, theory_of_result results ;
+ (* CSC: Bug here: this is a string, not an array! *)
+ new_aliases_RE, "'" ^ javascript_quote new_aliases ^ "'"]
+ line
+ in
+ output_string outchan (processed_line ^ "\n"))
+ final_results_TPL
| invalid_request ->
Http_daemon.respond_error ~status:(`Client_error `Bad_request) outchan);
debug_print (sprintf "%s done!" req#path)
| Http_types.Param_not_found attr_name ->
bad_request (sprintf "Parameter '%s' is missing" attr_name) outchan
| exc ->
- Http_daemon.respond
- ~body:(pp_error ("Uncaught exception: " ^ (Printexc.to_string exc)))
- outchan
+ let msg = sprintf "Uncaught exception: %s" (Printexc.to_string exc) in
+ debug_print msg ;
+ Http_daemon.respond ~body:(pp_error msg) outchan
in
printf "%s started and listening on port %d\n" daemon_name port;
printf "Current directory is %s\n" (Sys.getcwd ());
printf "HTML directory is %s\n" pages_dir;
flush stdout;
Unix.putenv "http_proxy" "";
-Http_daemon.start' ~port callback;
+let mqi_handle = C.init ~log:debug_print () in
+Http_daemon.start' ~port (callback mqi_handle);
+C.close mqi_handle;
printf "%s is terminating, bye!\n" daemon_name
-