--- /dev/null
+(* Copyright (C) 2004-2005, HELM Team.
+ *
+ * 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/
+ *)
+
+(* $Id$ *)
+
+let dbtype_of_string dbtype =
+ if dbtype = "library" then HSql.Library
+ else if dbtype = "user" then HSql.User
+ else if dbtype = "legacy" then HSql.Legacy
+ else raise (HSql.Error "HSql: wrong config file format")
+
+let parse_dbd_conf _ =
+ let metadata = Helm_registry.get_list Helm_registry.string "db.metadata" in
+ List.map
+ (fun s ->
+ match Pcre.split ~pat:"\\s+" s with
+ | [path;db;user;pwd;dbtype] ->
+ let dbtype = dbtype_of_string dbtype in
+ let pwd = if pwd = "none" then None else Some pwd in
+ (* TODO parse port *)
+ path, None, db, user, pwd, dbtype
+ | _ -> raise (HSql.Error "HSql: Bad format in config file"))
+ metadata
+;;
+
+let parse_dbd_conf _ =
+ HSql.mk_dbspec (parse_dbd_conf ())
+;;
+
+let instance =
+ let dbd = lazy (
+ let dbconf = parse_dbd_conf () in
+ HSql.quick_connect dbconf)
+ in
+ fun () -> Lazy.force dbd
+;;
+
+let xpointer_RE = Pcre.regexp "#.*$"
+let file_scheme_RE = Pcre.regexp "^file://"
+
+let clean_owner_environment () =
+ let dbd = instance () in
+ let obj_tbl = MetadataTypes.obj_tbl () in
+ let sort_tbl = MetadataTypes.sort_tbl () in
+ let rel_tbl = MetadataTypes.rel_tbl () in
+ let name_tbl = MetadataTypes.name_tbl () in
+ let count_tbl = MetadataTypes.count_tbl () in
+ let tbls = [
+ (obj_tbl,`RefObj) ; (sort_tbl,`RefSort) ; (rel_tbl,`RefRel) ;
+ (name_tbl,`ObjectName) ; (count_tbl,`Count) ]
+ in
+ let dbtype =
+ if Helm_registry.get_bool "matita.system" then HSql.Library else HSql.User
+ in
+ let statements =
+ (SqlStatements.drop_tables tbls) @
+ (SqlStatements.drop_indexes tbls dbtype dbd)
+ in
+ let owned_uris =
+ try
+ MetadataDb.clean ~dbd
+ with (HSql.Error _) as exn ->
+ match HSql.errno dbtype dbd with
+ | HSql.No_such_table -> []
+ | _ -> raise exn
+ in
+ List.iter
+ (fun uri ->
+ let uri = Pcre.replace ~rex:xpointer_RE ~templ:"" uri in
+ List.iter
+ (fun suffix ->
+ try
+ HExtlib.safe_remove
+ (Http_getter.resolve ~local:true ~writable:true (uri ^ suffix))
+ with Http_getter_types.Key_not_found _ -> ())
+ [""; ".body"; ".types"])
+ owned_uris;
+ List.iter (fun statement ->
+ try
+ ignore (HSql.exec dbtype dbd statement)
+ with (HSql.Error _) as exn ->
+ match HSql.errno dbtype dbd with
+ | HSql.No_such_table
+ | HSql.Bad_table_error
+ | HSql.No_such_index -> ()
+ | _ -> raise exn
+ ) statements;
+;;
+
+let create_owner_environment () =
+ let dbd = instance () in
+ let obj_tbl = MetadataTypes.obj_tbl () in
+ let sort_tbl = MetadataTypes.sort_tbl () in
+ let rel_tbl = MetadataTypes.rel_tbl () in
+ let name_tbl = MetadataTypes.name_tbl () in
+ let count_tbl = MetadataTypes.count_tbl () in
+ let l_obj_tbl = MetadataTypes.library_obj_tbl in
+ let l_sort_tbl = MetadataTypes.library_sort_tbl in
+ let l_rel_tbl = MetadataTypes.library_rel_tbl in
+ let l_name_tbl = MetadataTypes.library_name_tbl in
+ let l_count_tbl = MetadataTypes.library_count_tbl in
+ let tbls = [
+ (obj_tbl,`RefObj) ; (sort_tbl,`RefSort) ; (rel_tbl,`RefRel) ;
+ (name_tbl,`ObjectName) ; (count_tbl,`Count) ]
+ in
+ let system_tbls = [
+ (l_obj_tbl,`RefObj) ; (l_sort_tbl,`RefSort) ; (l_rel_tbl,`RefRel) ;
+ (l_name_tbl,`ObjectName) ; (l_count_tbl,`Count) ]
+ in
+ let tag tag l = List.map (fun x -> tag, x) l in
+ let statements =
+ (tag HSql.Library (SqlStatements.create_tables system_tbls)) @
+ (tag HSql.User (SqlStatements.create_tables tbls)) @
+ (tag HSql.Library (SqlStatements.create_indexes system_tbls)) @
+ (tag HSql.User (SqlStatements.create_indexes tbls))
+ in
+ List.iter
+ (fun (dbtype, statement) ->
+ try
+ ignore (HSql.exec dbtype dbd statement)
+ with
+ (HSql.Error _) as exc ->
+ let status = HSql.errno dbtype dbd in
+ match status with
+ | HSql.Table_exists_error -> ()
+ | HSql.Dup_keyname -> ()
+ | HSql.GENERIC_ERROR _ ->
+ prerr_endline statement;
+ raise exc
+ | _ -> ())
+ statements
+;;
+
+(* removes uri from the ownerized tables, and returns the list of other objects
+ * (theyr uris) that ref the one removed.
+ * AFAIK there is no need to return it, since the MatitaTypes.staus should
+ * contain all defined objects. but to double check we do not garbage the
+ * metadata...
+ *)
+let remove_uri uri =
+ let obj_tbl = MetadataTypes.obj_tbl () in
+ let sort_tbl = MetadataTypes.sort_tbl () in
+ let rel_tbl = MetadataTypes.rel_tbl () in
+ let name_tbl = MetadataTypes.name_tbl () in
+ (*let conclno_tbl = MetadataTypes.conclno_tbl () in
+ let conclno_hyp_tbl = MetadataTypes.fullno_tbl () in*)
+ let count_tbl = MetadataTypes.count_tbl () in
+
+ let dbd = instance () in
+ let suri = UriManager.string_of_uri uri in
+ let dbtype =
+ if Helm_registry.get_bool "matita.system" then HSql.Library else HSql.User
+ in
+ let query table suri =
+ if HSql.isMysql dbtype dbd then
+ Printf.sprintf "DELETE QUICK LOW_PRIORITY FROM %s WHERE source='%s'" table
+ (HSql.escape dbtype dbd suri)
+ else
+ Printf.sprintf "DELETE FROM %s WHERE source='%s'" table
+ (HSql.escape dbtype dbd suri)
+ in
+ List.iter (fun t ->
+ try
+ ignore (HSql.exec dbtype dbd (query t suri))
+ with
+ exn -> raise exn (* no errors should be accepted *)
+ )
+ [obj_tbl;sort_tbl;rel_tbl;name_tbl;(*conclno_tbl;conclno_hyp_tbl*)count_tbl];
+;;
+
+let xpointers_of_ind uri =
+ let dbd = instance () in
+ let name_tbl = MetadataTypes.name_tbl () in
+ let dbtype =
+ if Helm_registry.get_bool "matita.system" then HSql.Library else HSql.User
+ in
+ let escape s =
+ Pcre.replace ~pat:"([^\\\\])_" ~templ:"$1\\_"
+ (HSql.escape dbtype dbd s)
+ in
+ let query = Printf.sprintf
+ ("SELECT source FROM %s WHERE source LIKE '%s#xpointer%%' "
+ ^^ HSql.escape_string_for_like dbtype dbd)
+ name_tbl (escape (UriManager.string_of_uri uri))
+ in
+ let rc = HSql.exec dbtype dbd query in
+ let l = ref [] in
+ HSql.iter rc (fun a -> match a.(0) with None ->()|Some a -> l := a:: !l);
+ List.map UriManager.uri_of_string !l
+
projects / helm.git / blobdiff