* http://cs.unibo.it/helm/.
*)
-module T = MQGTypes
-module U = MQGUtil
-module G = MQueryGenerator
-module C = MQIConn
+open Printf
-open Http_types
+module DB = Dbi_mysql
let debug = true
let debug_print s = if debug then prerr_endline s
-let _ = Http_common.debug := true
-(* let _ = Http_common.debug := false *)
-
-open Printf
+let _ = Http_common.debug := false
-let daemon_name = "Search Engine"
+exception Chat_unfinished
+exception Unbound_identifier of string
+exception Invalid_action of string (* invalid action for "/search" method *)
-let string_tail s =
- let len = String.length s in
- String.sub s 1 (len-1)
+let daemon_name = "Moogle"
+let configuration_file = "searchEngine.conf.xml"
+
+let expression_tag_RE = Pcre.regexp "@EXPRESSION@"
+let action_tag_RE = Pcre.regexp "@ACTION@"
+let advanced_tag_RE = Pcre.regexp "@ADVANCED@"
+let advanced_checked_RE = Pcre.regexp "@ADVANCED_CHECKED@"
+let simple_checked_RE = Pcre.regexp "@SIMPLE_CHECKED@"
+let title_tag_RE = Pcre.regexp "@TITLE@"
+let no_choices_tag_RE = Pcre.regexp "@NO_CHOICES@"
+let current_choices_tag_RE = Pcre.regexp "@CURRENT_CHOICES@"
+let choices_tag_RE = Pcre.regexp "@CHOICES@"
+let msg_tag_RE = Pcre.regexp "@MSG@"
+let id_to_uris_RE = Pcre.regexp "@ID_TO_URIS@"
+let id_RE = Pcre.regexp "@ID@"
+let iden_tag_RE = Pcre.regexp "@IDEN@"
+let interpretations_RE = Pcre.regexp "@INTERPRETATIONS@"
+let interpretations_labels_RE = Pcre.regexp "@INTERPRETATIONS_LABELS@"
+let results_RE = Pcre.regexp "@RESULTS@"
+let new_aliases_RE = Pcre.regexp "@NEW_ALIASES@"
+let form_RE = Pcre.regexp "@FORM@"
+let variables_initialization_RE = Pcre.regexp "@VARIABLES_INITIALIZATION@"
+let search_engine_url_RE = Pcre.regexp "@SEARCH_ENGINE_URL@"
+let server_and_port_url_RE = Pcre.regexp "^http://([^/]+)/.*$"
(* First of all we load the configuration *)
-let _ =
- let configuration_file = "/projects/helm/etc/searchEngine.conf.xml" in
- Helm_registry.load_from configuration_file
-let max_results_no =
- Helm_registry.get_opt_default Helm_registry.get_int 10
- "search_engine.max_results_no"
-
+let _ = Helm_registry.load_from configuration_file
let port = Helm_registry.get_int "search_engine.port"
-
let pages_dir = Helm_registry.get "search_engine.html_dir"
- (** accepted HTTP servers for ask_uwobo method forwarding *)
-let valid_servers= Helm_registry.get_string_list "search_engine.valid_servers"
-
-let interactive_user_uri_choice_TPL = pages_dir ^ "/moogle_chat1.html"
let interactive_interpretation_choice_TPL = pages_dir ^ "/moogle_chat2.html"
-let constraints_choice_TPL = pages_dir ^ "/moogle_constraints_choice.html"
let moogle_TPL = pages_dir ^ "/moogle.html"
let my_own_url =
ignore (Unix.close_process_in ic);
sprintf "http://%s:%d" hostname port
-exception Chat_unfinished
-exception Invalid_action of string (* invalid action for "/search" method *)
-exception Unbound_identifier of string
-
-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
- | "1" -> true
- | s -> failwith ("Can't parse a boolean from string: " ^ s)
-
- (* build an int option from a string *)
-let int_of_string' = function
- | "_" -> None
- | s ->
- try
- Some (int_of_string s)
- with Failure "int_of_string" ->
- failwith ("Can't parse an int option from string: " ^ s)
-
- (* HTML pretty printers for mquery_generator types *)
-
-let html_of_r_obj (pos, uri) =
- sprintf
- "<tr><td><input type='checkbox' name='constr_obj' checked='on'/></td><td>%s</td><td>%s</td><td>%s</td></tr>"
- uri (U.text_of_position pos)
- (if U.is_main_position pos then
- sprintf "<input name='obj_depth' size='2' type='text' value='%s' />"
- (U.text_of_depth pos "")
- else
- "<input type=\"hidden\" name=\"obj_depth\" />")
-
-let html_of_r_rel pos =
- sprintf
- "<tr><td><input type='checkbox' name='constr_rel' checked='on'/></td><td>%s</td><td><input name='rel_depth' size='2' type='text' value='%s' /></td></tr>"
- (U.text_of_position (pos:>T.full_position)) (U.text_of_depth (pos:>T.full_position) "")
-
-let html_of_r_sort (pos, sort) =
- sprintf
- "<tr><td><input type='checkbox' name='constr_sort' checked='on'/></td><td>%s</td><td>%s</td><td><input name='sort_depth' size='2' type='text' value='%s'/></td></tr>"
- (U.text_of_sort sort) (U.text_of_position (pos:>T.full_position)) (U.text_of_depth (pos:>T.full_position) "")
-
-let query_of_req (req: Http_types.request) =
- match req#path with
- | "/elim" -> "Elim"
- | "/match" -> "Match"
- | "/hint" -> "Hint"
- | "/locate" -> "Locate"
- | _ -> assert false
-
- (** pretty print a MathQL query result to an HELM theory file *)
-let theory_of_result req result =
- let results_no = List.length result in
- let query_kind = query_of_req req in
- let template query_kind summary results =
- sprintf
- "<div class='resultsbar'>
- <table width='100%%'>
- <tr>
- <td class='left'><b class='query_kind'>%s</b></td>
- <td class='right'>%s</td>
- </tr>
- </table>
- </div>
- <br />
- <div>
- %s
- </div>"
- query_kind summary results
- in
- if results_no > 0 then
- let mode = if results_no > max_results_no then "linkonly" else "typeonly" in
- let results =
- let idx = ref (results_no + 1) in
- List.fold_right
- (fun uri i ->
- decr idx ;
- sprintf
- "<tr>
- <td valign=\"top\">%d.</td>
- <td><ht:OBJECT uri=\"%s\" mode=\"%s\"/></td>
- </tr>%s"
- !idx uri mode i)
- result ""
- in
- template query_kind
- (sprintf "<b>%d</b> result%s found"
- results_no (if results_no > 1 then "s" else ""))
- (sprintf
- "<table xmlns:ht=\"http://www.cs.unibo.it/helm/namespaces/helm-theory\">
- %s
- </table>"
- results)
- else
- template query_kind "no results found" ""
-
-let pp_result req result =
- sprintf
- "<html xmlns:ht=\"http://www.cs.unibo.it/helm/namespaces/helm-theory\">
- <head>
- <title>Query results</title>
- <style> A { text-decoration: none } </style>
- </head>
- <body>%s</body>
- </html>"
- (theory_of_result req result)
+let bad_request body outchan =
+ Http_daemon.respond_error ~code:(`Status (`Client_error `Bad_request)) ~body
+ outchan
(** chain application of Pcre substitutions *)
let rec apply_substs substs line =
res
(** iter like function on files *)
let iter_file f = fold_file (fun _ line -> f line) ()
+let javascript_quote s =
+ let rex = Pcre.regexp "'" in
+ let rex' = Pcre.regexp "\"" in
+ Pcre.replace ~rex ~templ:"\\'"
+ (Pcre.replace ~rex:rex' ~templ:"\\\"" s)
+let string_tail s =
+ let len = String.length s in
+ String.sub s 1 (len-1)
-let (expression_tag_RE, action_tag_RE, advanced_tag_RE,
- advanced_checked_RE, simple_checked_RE,
- title_tag_RE, no_choices_tag_RE, current_choices_tag_RE,
- choices_tag_RE, msg_tag_RE, id_to_uris_RE, id_RE, iden_tag_RE,
- interpretations_RE, interpretations_labels_RE, results_RE, new_aliases_RE,
- form_RE, variables_initialization_RE, search_engine_url_RE)
- =
- (Pcre.regexp "@EXPRESSION@", Pcre.regexp "@ACTION@", Pcre.regexp "@ADVANCED@",
- Pcre.regexp "@ADVANCED_CHECKED@", Pcre.regexp "@SIMPLE_CHECKED@",
- Pcre.regexp "@TITLE@", Pcre.regexp "@NO_CHOICES@",
- Pcre.regexp "@CURRENT_CHOICES@",
- Pcre.regexp "@CHOICES@", Pcre.regexp "@MSG@",
- Pcre.regexp "@ID_TO_URIS@", Pcre.regexp "@ID@", Pcre.regexp "@IDEN@",
- Pcre.regexp "@INTERPRETATIONS@", Pcre.regexp "@INTERPRETATIONS_LABELS@",
- Pcre.regexp "@RESULTS@", Pcre.regexp "@NEW_ALIASES@", Pcre.regexp "@FORM@",
- Pcre.regexp "@VARIABLES_INITIALIZATION@", Pcre.regexp "@SEARCH_ENGINE_URL@")
-let server_and_port_url_RE = Pcre.regexp "^http://([^/]+)/.*$"
-
-(* let pp_error = sprintf "<html><body><h1>Error: %s</h1></body></html>" *)
-let pp_error title msg =
- sprintf "<hr size='1' /><div><b class='error'>%s:</b> %s</div>" title msg
-
-let bad_request body outchan =
- Http_daemon.respond_error ~code:(`Status (`Client_error `Bad_request)) ~body
- outchan
-
-let contype = "Content-Type", "text/html"
-
-(* SEARCH ENGINE functions *)
-
-let get_constraints term =
- function
- | "/elim" ->
- None,
- (CGLocateInductive.get_constraints term),
- (None,None,None)
- | "/match" ->
- let constr_obj, constr_rel, constr_sort =
- CGSearchPattern.get_constraints term in
- (Some CGSearchPattern.universe),
- (constr_obj, constr_rel, constr_sort),
- (Some constr_obj, Some constr_rel, Some constr_sort)
- | "/hint" ->
- let list_of_must, only = CGMatchConclusion.get_constraints [] [] term in
-(* FG: there is no way to choose the block number ***************************)
- let block = pred (List.length list_of_must) in
- (Some CGMatchConclusion.universe),
- (List.nth list_of_must block, [], []), (Some only, None, None)
- | _ -> assert false
-
-(*
- format:
- <must_obj> ':' <must_rel> ':' <must_sort> ':' <only_obj> ':' <only_rel> ':' <only_sort>
-
- <must_*> ::= ('0'|'1') ('_'|<int>) (',' ('0'|'1') ('_'|<int>))*
- <only> ::= '0'|'1'
-*)
-let add_user_constraints ~constraints
- ((obj, rel, sort), (only_obj, only_rel, only_sort))
-=
- let parse_must s =
- let l = Pcre.split ~pat:"," s in
- (try
- List.map
- (fun s ->
- let subs = Pcre.extract ~pat:"^(.)(\\d+|_)$" s in
- (bool_of_string' subs.(1), int_of_string' subs.(2)))
- l
- with
- Not_found -> failwith ("Can't parse constraint string: " ^ constraints)
- )
- in
- (* to be used on "obj" *)
- let add_user_must33 user_must must =
- List.map2
- (fun (b, i) (p, u) ->
- if b then Some (U.set_full_position p i, u) else None)
- user_must must
- in
- (* to be used on "rel" *)
- let add_user_must22 user_must must =
- List.map2
- (fun (b, i) p -> if b then Some (U.set_main_position p i) else None)
- user_must must
- in
- (* to be used on "sort" *)
- let add_user_must32 user_must must =
- List.map2
- (fun (b, i) (p, s)-> if b then Some (U.set_main_position p i, s) else None)
- user_must must
- in
- match Pcre.split ~pat:":" constraints with
- | [user_obj;user_rel;user_sort;user_only_obj;user_only_rel;user_only_sort] ->
- let
- (user_obj,user_rel,user_sort,user_only_obj,user_only_rel,user_only_sort)
- =
- (parse_must user_obj,
- parse_must user_rel,
- parse_must user_sort,
- bool_of_string' user_only_obj,
- bool_of_string' user_only_rel,
- bool_of_string' user_only_sort)
- in
- let only' =
- (if user_only_obj then only_obj else None),
- (if user_only_rel then only_rel else None),
- (if user_only_sort then only_sort else None)
- in
- let must' =
- let rec filter_some =
- function
- [] -> []
- | None::tl -> filter_some tl
- | (Some x)::tl -> x::(filter_some tl)
- in
- filter_some (add_user_must33 user_obj obj),
- filter_some (add_user_must22 user_rel rel),
- filter_some (add_user_must32 user_sort sort)
- in
- (must', only')
- | _ -> failwith ("Can't parse constraint string: " ^ constraints)
+let add_param_substs params =
+ List.map
+ (fun (key,value) ->
+ let key' = (Pcre.extract ~pat:"param\\.(.*)" key).(1) in
+ Pcre.regexp ("@" ^ key' ^ "@"), value)
+ (List.filter
+ (fun ((key,_) as p) -> Pcre.pmatch ~pat:"^param\\." key)
+ params)
let send_results results
- ?(id_to_uris = DisambiguatingParser.EnvironmentP3.of_string "")
+ ?(id_to_uris = CicTextualParser2.EnvironmentP3.of_string "")
(req: Http_types.request) outchan
=
Http_daemon.send_basic_headers ~code:(`Code 200) outchan ;
Http_daemon.send_CRLF outchan ;
let results_string =
match results with
- | `Results r -> theory_of_result req r
+ | `Results r -> MooglePp.theory_of_result req r
| `Error msg -> msg
in
let subst =
(results_RE, results_string)::
(advanced_tag_RE, req#param "advanced")::
(expression_tag_RE, req#param "expression")::
- (List.map
- (function (key,value) ->
- let key' = (Pcre.extract ~pat:"param\\.(.*)" key).(1) in
- Pcre.regexp ("@" ^ key' ^ "@"), value)
- (List.filter
- (fun ((key,_) as p) -> Pcre.pmatch ~pat:"^param\\." key)
- req#params)) @
+ add_param_substs req#params @
(if req#param "advanced" = "no" then
[ simple_checked_RE, "checked='true'";
advanced_checked_RE, "" ]
iter_file
(fun line ->
let new_aliases =
- DisambiguatingParser.EnvironmentP3.to_string id_to_uris
+ CicTextualParser2.EnvironmentP3.to_string id_to_uris
in
let processed_line =
apply_substs
output_string outchan (processed_line ^ "\n"))
moogle_TPL
-let exec_action mqi_handle (req: Http_types.request) outchan =
- let term_string = req#param "expression" in
+let exec_action dbh (req: Http_types.request) outchan =
+ let term_str = req#param "expression" in
let (context, metasenv) = ([], []) in
let id_to_uris_raw =
try req#param "aliases"
(fun _ -> None)
choices
in
- let id_to_uris =
- DisambiguatingParser.EnvironmentP3.of_string id_to_uris_raw in
+ let id_to_uris = CicTextualParser2.EnvironmentP3.of_string id_to_uris_raw in
let id_to_choices =
try
- let choices_raw = req#param "choices" in
- parse_choices choices_raw
+ parse_choices (req#param "choices")
with Http_types.Param_not_found _ -> (fun _ -> None)
in
let interpretation_choices =
in
let module Chat: DisambiguateTypes.Callbacks =
struct
-
- let interactive_user_uri_choice
- ~selection_mode ?ok
+ let interactive_user_uri_choice ~selection_mode ?ok
?enable_button_for_non_vars ~(title: string) ~(msg: string)
~(id: string) (choices: string list)
- =
- (match id_to_choices id with
- | Some choices -> choices
- | None ->
- if req#param "advanced" = "no" then
- let isvar s =
- let len = String.length s in
- let suffix = String.sub s (len-4) 4 in
- not (suffix = ".var") in
- List.filter isvar choices
- else
- let msg = Pcre.replace ~pat:"\'" ~templ:"\\\'" msg in
- (match selection_mode with
- | `SINGLE -> assert false
- | `MULTIPLE ->
- Http_daemon.send_basic_headers ~code:(`Code 200) outchan;
- Http_daemon.send_CRLF outchan ;
- let check_box uri =
- "<input type=\"checkbox\" name=\"param.choices\"
- value=\"" ^
- uri ^ "\" />" ^ "<b>" ^ uri ^ "</b>" in
-(* aggiungere gli hyperlinks? *)
- let check_boxes =
- String.concat "<br />"
- (List.map check_box choices) in
- iter_file
- (fun line ->
- let processed_line =
- apply_substs
- [advanced_tag_RE, req#param "advanced";
- choices_tag_RE, check_boxes;
- no_choices_tag_RE,
- string_of_int (List.length choices);
- iden_tag_RE, id;
- current_choices_tag_RE, req#param "choices";
- expression_tag_RE, req#param "expression";
- action_tag_RE, string_tail req#path ]
- line
- in
- output_string outchan (processed_line ^ "\n"))
- interactive_user_uri_choice_TPL;
- raise Chat_unfinished))
+ =
+ match id_to_choices id with
+ | Some choices -> choices
+ | None -> assert false
let interactive_interpretation_choice interpretations =
match interpretation_choices with
- Some l -> prerr_endline "CARRAMBA" ; l
- | None ->
- let html_interpretations =
- let radio_button n =
- "<input type=\"radio\" name=\"param.interp\" value=\"" ^
- (string_of_int n) ^ "\" />" in
- let text interp =
- String.concat "<br />"
- (List.map
- (fun (id, value) ->
- sprintf "<span>%s = %s</span>" id value)
- interp) in
- let rec aux n =
- function
- [] -> []
- | interp::tl ->
- ((radio_button n)^(text interp))::(aux (n+1) tl) in
- String.concat "<br />" (aux 0 interpretations)
- in
- Http_daemon.send_basic_headers ~code:(`Code 200) outchan ;
- Http_daemon.send_CRLF outchan ;
- iter_file
- (fun line ->
- let processed_line =
- apply_substs
- [advanced_tag_RE, req#param "advanced";
- interpretations_RE, html_interpretations;
- current_choices_tag_RE, req#param "choices";
- expression_tag_RE, req#param "expression";
- action_tag_RE, string_tail req#path ]
- line
- in
- output_string outchan (processed_line ^ "\n"))
- interactive_interpretation_choice_TPL;
- raise Chat_unfinished
+ | Some l -> prerr_endline "CARRAMBA" ; l
+ | None ->
+ let html_interpretations =
+ MooglePp.html_of_interpretations interpretations
+ in
+ Http_daemon.send_basic_headers ~code:(`Code 200) outchan ;
+ Http_daemon.send_CRLF outchan ;
+ iter_file
+ (fun line ->
+ let processed_line =
+ apply_substs
+ [advanced_tag_RE, req#param "advanced";
+ interpretations_RE, html_interpretations;
+ current_choices_tag_RE, req#param "choices";
+ expression_tag_RE, req#param "expression";
+ action_tag_RE, string_tail req#path ]
+ line
+ in
+ output_string outchan (processed_line ^ "\n"))
+ interactive_interpretation_choice_TPL;
+ raise Chat_unfinished
let input_or_locate_uri ~title ?id () =
match id with
| Some id -> raise (Unbound_identifier id)
| None -> assert false
-
end
in
- let module Disambiguate' = DisambiguatingParser.Make(Chat) in
- let (id_to_uris', metasenv', term') =
+ let module Disambiguate' = Disambiguate.Make(Chat) in
+ let ast = CicTextualParser2.parse_term (Stream.of_string term_str) in
+ let (id_to_uris, metasenv, term) =
match
- Disambiguate'.disambiguate_term mqi_handle
- context metasenv term_string id_to_uris
+ Disambiguate'.disambiguate_term dbh context metasenv ast 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
- if
- (try ignore (req#param "constraints"); false
- with Http_types.Param_not_found _ -> true) &&
- (req#param "advanced" = "no") && (req#path = "/hint")
- then
- let dbd =
- match mqi_handle.MQIConn.pgc with
- | MQIConn.MySQL_C conn -> conn
- | _ -> assert false
- in
-(*
- (* ZACK: constraints sulla conclusione, no apply *)
- let results = List.map snd (Match_concl.cmatch dbd term') in
-*)
- (* ZACK: constraints sulle costanti + apply *)
- let status = ProofEngineTypes.initial_status term' [] in
- let intros = PrimitiveTactics.intros_tac () in
- let subgoals = ProofEngineTypes.apply_tactic intros status in
- let results =
- match subgoals with
- | proof, [goal] ->
- let (uri,metasenv,bo,ty) = proof in
- TacticChaser.searchTheorems_for_hint mqi_handle (proof, goal)
- | _ -> assert false
- in
- send_results (`Results results) ~id_to_uris:id_to_uris' req outchan
- else
- let must'', only' =
- (try
- add_user_constraints
- ~constraints:(req#param "constraints")
- (must', only)
- with Http_types.Param_not_found _ ->
- if req#param "advanced" = "no" then
- (must',only)
- else
- 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:(`Code 200) outchan ;
- Http_daemon.send_CRLF outchan ;
- iter_file
- (fun line ->
- let processed_line =
- apply_substs
- [form_RE, form ;
- variables_initialization_RE, variables;
- advanced_tag_RE, req#param "advanced";
- current_choices_tag_RE, req#param "choices";
- interpretations_RE, req#param "interpretation_choices";
- expression_tag_RE, req#param "expression";
- action_tag_RE, string_tail req#path] line
- in
- output_string outchan (processed_line ^ "\n"))
- constraints_choice_TPL;
- raise Chat_unfinished)
- in
- let query =
- G.query_of_constraints universe must'' only'
+ | [id_to_uris,metasenv,term] -> id_to_uris,metasenv,term
+ | _ -> assert false
in
- let results = MQueryInterpreter.execute mqi_handle query in
- send_results (`Results (List.map fst results))
- ~id_to_uris:id_to_uris' req outchan
-
-(* HTTP DAEMON CALLBACK *)
-
-let build_dynamic_uri url params =
- let p =
- String.concat "&" (List.map (fun (key,value) -> (key ^ "=" ^ (Netencoding.Url.encode value))) params) in
- url ^ "?" ^ p
-
-let build_uwobo_request (req: Http_types.request) outchan =
- prerr_endline ("ECCOLO: " ^ req#param "param.SEARCH_ENGINE_URL");
- let xmluri = build_dynamic_uri ((req#param "param.SEARCH_ENGINE_URL") ^ "/search") req#params in
- prerr_endline ("xmluri: " ^ xmluri);
- (*let xmluri = Netencoding.Url.encode xmluri in*)
- let server_and_port = req#param "param.processorURL" in
- let newreq =
- build_dynamic_uri
- (server_and_port ^ "apply")
- (("xmluri",xmluri)::("keys",(req#param "param.thkeys"))::req#params) in
- (* if List.mem server_and_port valid_servers then *)
- prerr_endline newreq;
- if true then
- Http_daemon.respond
- ~headers:["Content-Type", "text/html"]
- ~body:(Http_client.http_get newreq)
- outchan
- else
- Http_daemon.respond
- ~body:(pp_error "Untrusted UWOBO server" server_and_port)
- outchan
-
-let proxy url outchan =
- let server_and_port =
- (Pcre.extract ~rex:server_and_port_url_RE url).(1)
+ let uris =
+ match req#path with
+ | "/match" -> MetadataQuery.match_term ~dbh term
+ | "/hint" ->
+ let status = ProofEngineTypes.initial_status term [] in
+ let intros = PrimitiveTactics.intros_tac () in
+ let subgoals = ProofEngineTypes.apply_tactic intros status in
+ (match subgoals with
+ | proof, [goal] ->
+ let (uri,metasenv,bo,ty) = proof in
+ List.map fst (MetadataQuery.hint ~dbh (proof, goal))
+ | _ -> assert false)
+ | "/elim" ->
+ let uri =
+ match term with
+ | Cic.MutInd (uri, typeno, _) ->
+ UriManager.string_of_uriref (uri, [typeno])
+ | _ -> assert false
+ in
+ MetadataQuery.elim ~dbh uri
+ | _ -> assert false
in
- if List.mem server_and_port valid_servers then
- Http_daemon.respond
- ~headers:["Content-Type", "text/html"]
- ~body:(Http_client.http_get url)
- outchan
- else
- Http_daemon.respond
- ~body:(pp_error "Untrusted UWOBO server" server_and_port)
- outchan
+ send_results ~id_to_uris (`Results uris) req outchan
-let callback mqi_handle (req: Http_types.request) outchan =
+let callback dbh (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
- | "/locate" ->
- let initial_expression =
- try req#param "expression" with Http_types.Param_not_found _ -> ""
- in
- let expression =
- Pcre.replace ~pat:"\\s*$"
- (Pcre.replace ~pat:"^\\s*" initial_expression)
- in
- if expression = "" then
- send_results (`Results []) req outchan
- else
- let results =
- let query = G.locate expression in
- MQueryInterpreter.execute mqi_handle query
- in
- send_results (`Results (List.map fst results)) req outchan
- | "/execute" ->
- 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 req (List.map fst result) in
- Http_daemon.respond ~body:result_string ~headers:[contype] outchan
-(* Http_daemon.respond ~headers:[contype] ~body:(pp_result req result) outchan *)
- | "/unreferred" ->
- 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
- Http_daemon.respond ~headers:[contype]
- ~body:(pp_result req (List.map fst result)) outchan
| "/getpage" ->
- (* TODO implement "is_permitted" *)
- let _ = prerr_endline
- (Netencoding.Url.encode "http://mowgli.cs.unibo.it:38080/") in
+ (* TODO implement "is_permitted" *)
(let is_permitted _ = true in
let remove_fragment uri = Pcre.replace ~pat:"#.*" uri in
let page = remove_fragment (req#param "url") in
((search_engine_url_RE, my_own_url) ::
(advanced_tag_RE, "no") ::
(results_RE, "") ::
- (List.map
- (function (key,value) ->
- let key' =
- (Pcre.extract ~pat:"param\\.(.*)" key).(1)
- in
- Pcre.regexp ("@" ^ key' ^ "@"), value
- )
- (List.filter
- (fun ((key,_) as p) -> Pcre.pmatch ~pat:"^param\\." key)
- req#params)
- ))
+ add_param_substs req#params)
line) ^
"\n"))
fname
end else
- Http_daemon.send_file ~src:(FileSrc fname) outchan)
+ Http_daemon.send_file ~src:(Http_types.FileSrc fname) outchan)
| page -> Http_daemon.respond_forbidden ~url:page outchan))
- (* OLD | "/ask_uwobo" -> proxy (req#param "url") outchan *)
- | "/ask_uwobo" -> build_uwobo_request req outchan
- | "/hint" | "/match" | "/elim" -> exec_action mqi_handle req outchan
+ | "/help" -> Http_daemon.respond ~body:daemon_name outchan
+ | "/locate" ->
+ let initial_expression =
+ try req#param "expression" with Http_types.Param_not_found _ -> ""
+ in
+ let expression =
+ Pcre.replace ~pat:"\\s*$"
+ (Pcre.replace ~pat:"^\\s*" initial_expression)
+ in
+ if expression = "" then
+ send_results (`Results []) req outchan
+ else
+ let results = MetadataQuery.locate ~dbh expression in
+ send_results (`Results results) req outchan
+ | "/hint"
+ | "/elim"
+ | "/match" -> exec_action dbh req outchan
| invalid_request ->
Http_daemon.respond_error ~code:(`Status (`Client_error `Bad_request))
outchan);
debug_print (sprintf "%s done!" req#path)
with
- | Chat_unfinished -> prerr_endline "Chat unfinished, Try again!"
| Http_types.Param_not_found attr_name ->
bad_request (sprintf "Parameter '%s' is missing" attr_name) outchan
| CicTextualParser2.Parse_error msg ->
- send_results (`Error (pp_error "Parse_error" msg)) req outchan
+ send_results (`Error (MooglePp.pp_error "Parse_error" msg)) req outchan
| Unbound_identifier id ->
- send_results (`Error (pp_error "Unbound identifier" id)) req outchan
+ send_results (`Error (MooglePp.pp_error "Unbound identifier" id)) req
+ outchan
| exn ->
let exn_string = Printexc.to_string exn in
debug_print exn_string;
- let msg = pp_error "Uncaught exception" exn_string in
+ let msg = MooglePp.pp_error "Uncaught exception" exn_string in
send_results (`Error msg) req outchan
let _ =
printf "HTML directory is %s\n" pages_dir;
flush stdout;
Unix.putenv "http_proxy" "";
- let mqi_handle = C.init ~log:debug_print () in
- Http_daemon.start' ~port (callback mqi_handle);
- C.close mqi_handle;
+ let dbh =
+ new DB.connection ~host:(Helm_registry.get "db.host")
+ ~user:(Helm_registry.get "db.user") (Helm_registry.get "db.database")
+ in
+ Http_daemon.start' ~port (callback dbh);
printf "%s is terminating, bye!\n" daemon_name
projects / helm.git / commitdiff