+++ /dev/null
-(*
- * Copyright (C) 2003:
- * Stefano Zacchiroli <zack@cs.unibo.it>
- * for the HELM Team http://helm.cs.unibo.it/
- *
- * This file is part of HELM, an Hypertextual, Electronic
- * Library of Mathematics, developed at the Computer Science
- * Department, University of Bologna, Italy.
- *
- * HELM is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * HELM is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with HELM; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
- * MA 02111-1307, USA.
- *
- * For details, see the HELM World-Wide-Web page,
- * http://helm.cs.unibo.it/
- *)
-
-open Hbugs_types;;
-open Printf;;
-open Pxp_document;;
-open Pxp_types;;
-open Pxp_yacc;;
-
-exception Attribute_not_found of string;;
-exception No_element_found of string;;
-exception Parse_error of string * string;; (* parsing subject, reason *)
-
-let is_xml_element n = match n#node_type with T_element _ -> true | _ -> false
-let get_attr node name =
- try
- (match node#attribute name with
- | Value s -> s
- | _ -> raise Not_found)
- with Not_found -> raise (Attribute_not_found name)
-
-let parse_state s = s (* TODO parsare lo stato del proof assistant! *)
-let parse_hint s = s (* TODO parsare il possibile suggerimento *)
-let parse_hint_type n = n#data (* TODO parsare il possibile tipo di suggerimento *)
-let parse_tutor_dscs n =
- List.map
- (fun n -> (get_attr n "id", n#data))
- (List.filter is_xml_element n#sub_nodes)
-let parse_tutor_ids node =
- List.map
- (fun n -> get_attr n "id") (List.filter is_xml_element node#sub_nodes)
-
-let tutors_sep = Pcre.regexp ",\\s*"
-
-let msg_of_string' s =
- let root = (* xml tree's root *)
- parse_wfcontent_entity default_config (from_string s) default_spec
- in
- match root#node_type with
-
- (* general purpose *)
- | T_element "help" -> Help
- | T_element "usage" -> Usage root#data
- | T_element "exception" -> Exception (get_attr root "name", root#data)
-
- (* client -> broker *)
- | T_element "register_client" ->
- Register_client (get_attr root "id", get_attr root "url")
- | T_element "unregister_client" -> Unregister_client (get_attr root "id")
- | T_element "list_tutors" -> List_tutors (get_attr root "id")
- | T_element "subscribe" ->
- Subscribe (get_attr root "id", parse_tutor_ids root)
- | T_element "state_change" ->
- State_change (get_attr root "id", parse_state root#data)
-
- (* tutor -> broker *)
- | T_element "register_tutor" ->
- let hint_node = find_element "hint_type" root in
- let dsc_node = find_element "description" root in
- Register_tutor
- (get_attr root "id", get_attr root "url",
- parse_hint_type hint_node, dsc_node#data)
- | T_element "unregister_tutor" -> Unregister_tutor (get_attr root "id")
- | T_element "musing_started" ->
- Musing_started (get_attr root "id", get_attr root "musing_id")
- | T_element "musing_aborted" ->
- Musing_started (get_attr root "id", get_attr root "musing_id")
- | T_element "musing_completed" ->
- let main_node =
- try
- find_element "eureka" root
- with Not_found -> find_element "sorry" root
- in
- Musing_completed
- (get_attr root "id", get_attr root "musing_id",
- (match main_node#node_type with
- | T_element "eureka" -> Eureka main_node#data (* TODO come parsare sta roba? *)
- | T_element "sorry" -> Sorry
- | _ -> assert false)) (* can't be there, see 'find_element' above *)
-
- (* broker -> client *)
- | T_element "client_registered" -> Client_registered (get_attr root "id")
- | T_element "client_unregistered" -> Client_unregistered (get_attr root "id")
- | T_element "tutor_list" ->
- Tutor_list (get_attr root "id", parse_tutor_dscs root)
- | T_element "subscribed" ->
- Subscribed (get_attr root "id", parse_tutor_ids root)
- | T_element "state_accepted" ->
- State_accepted
- (get_attr root "id",
- List.map
- (fun n -> get_attr n "id")
- (List.filter is_xml_element (find_element "stopped" root)#sub_nodes),
- List.map
- (fun n -> get_attr n "id")
- (List.filter is_xml_element (find_element "started" root)#sub_nodes))
- | T_element "hint" -> Hint (get_attr root "id", parse_hint root#data)
-
- (* broker -> tutor *)
- | T_element "tutor_registered" -> Tutor_registered (get_attr root "id")
- | T_element "tutor_unregistered" -> Tutor_unregistered (get_attr root "id")
- | T_element "start_musing" ->
- Start_musing (get_attr root "id", parse_state root#data)
- | T_element "abort_musing" ->
- Abort_musing (get_attr root "id", get_attr root "musing_id")
- | T_element "thanks" -> Thanks (get_attr root "id", get_attr root "musing_id")
-
- | _ -> raise (No_element_found s)
-
-let msg_of_string s =
- try
- msg_of_string' s
- with e -> raise (Parse_error (s, Printexc.to_string e))
-
-let pp_state s = s (* TODO pretty print state *)
-let pp_hint s = s (* TODO pretty print hint *)
-let pp_hint_type s = s (* TODO pretty print hint_type *)
-let pp_tutor_dscs =
- List.fold_left
- (fun s (id, dsc) ->
- sprintf "%s<tutor_dsc id=\"%s\">%s</tutor_dsc>" s id dsc)
- ""
-let pp_tutor_ids =
- List.fold_left (fun s id -> sprintf "%s<tutor id=\"%s\" />" s id) ""
-
-let string_of_msg = function
- | Help -> "<help />"
- | Usage usage_string -> sprintf "<usage>%s</usage>" usage_string
- | Exception (name, value) ->
- sprintf "<exception name=\"%s\">%s</exception>" name value
- | Register_client (id, url) ->
- sprintf "<register_client id=\"%s\" url=\"%s\" />" id url
- | Unregister_client id -> sprintf "<unregister_client id=\"%s\" />" id
- | List_tutors id -> sprintf "<list_tutors id=\"%s\" />" id
- | Subscribe (id, tutor_ids) ->
- sprintf "<subscribe id=\"%s\">%s</subscribe>"
- id (pp_tutor_ids tutor_ids)
- | State_change (id, state) ->
- sprintf "<state_change id=\"%s\">%s</state_change>"
- id (pp_state state)
- | Register_tutor (id, url, hint_type, dsc) ->
- sprintf
-"<register_tutor id=\"%s\" url=\"%s\">
-<hint_type>%s</hint_type>
-<description>%s</description>
-</register_tutor>"
- id url (pp_hint_type hint_type) dsc
- | Unregister_tutor id -> sprintf "<unregister_tutor id=\"%s\" />" id
- | Musing_started (id, musing_id) ->
- sprintf "<musing_started id=\"%s\" musing_id=\"%s\" />" id musing_id
- | Musing_aborted (id, musing_id) ->
- sprintf "<musing_aborted id=\"%s\" musing_id=\"%s\" />" id musing_id
- | Musing_completed (id, musing_id, result) ->
- sprintf
- "<musing_completed id=\"%s\" musing_id=\"%s\">%s</musing_completed>"
- id musing_id
- (match result with
- | Sorry -> "<sorry />"
- | Eureka s -> sprintf "<eureka>%s</eureka>" s)
- | Client_registered id -> sprintf "<client_registered id=\"%s\" />" id
- | Client_unregistered id -> sprintf "<client_unregistered id=\"%s\" />" id
- | Tutor_list (id, tutor_dscs) ->
- sprintf "<tutor_list id=\"%s\">%s</tutor_list>"
- id (pp_tutor_dscs tutor_dscs)
- | Subscribed (id, tutor_ids) ->
- sprintf "<subscribed id=\"%s\">%s</subscribed>"
- id (pp_tutor_ids tutor_ids)
- | State_accepted (id, stop_ids, start_ids) ->
- sprintf
-"<state_accepted id=\"%s\">
-<stopped>%s</stopped>
-<started>%s</started>
-</state_accepted>"
- id
- (String.concat ""
- (List.map (fun id -> sprintf "<musing id=\"%s\" />" id) stop_ids))
- (String.concat ""
- (List.map (fun id -> sprintf "<musing id=\"%s\" />" id) start_ids))
- | Hint (id, hint) -> sprintf "<hint id=\"%s\">%s</hint>" id (pp_hint hint)
- | Tutor_registered id -> sprintf "<tutor_registered id=\"%s\" />" id
- | Tutor_unregistered id -> sprintf "<tutor_unregistered id=\"%s\" />" id
- | Start_musing (id, state) ->
- sprintf "<start_musing id=\"%s\">%s</start_musing>" id (pp_state state)
- | Abort_musing (id, musing_id) ->
- sprintf "<abort_musing id=\"%s\" musing_id=\"%s\" />" id musing_id
- | Thanks (id, musing_id) ->
- sprintf "<thanks id=\"%s\" musing_id=\"%s\" />" id musing_id
-
-let submit_req ~url msg =
- msg_of_string (Hbugs_misc.http_post ~body:(string_of_msg msg) url)
-
projects / helm.git / blobdiff