-(* Copyright (C) 2004, HELM Team.
+(* Copyright (C) 2004-2005, HELM Team.
*
* This file is part of HELM, an Hypertextual, Electronic
* Library of Mathematics, developed at the Computer Science
open Printf ;;
+let instance =
+ let dbd = lazy (
+ Mysql.quick_connect
+ ~host:(Helm_registry.get "db.host")
+ ~user:(Helm_registry.get "db.user")
+ ~database:(Helm_registry.get "db.database")
+ ())
+ in
+ fun () -> Lazy.force dbd
+
+
let xpointer_RE = Pcre.regexp "#.*$"
let clean_owner_environment () =
- let dbd = MatitaMisc.dbd_instance () in
+ let dbd = instance () in
let owner = (Helm_registry.get "matita.owner") 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 conclno_tbl = MetadataTypes.conclno_tbl () in
- let conclno_hyp_tbl = MetadataTypes.conclno_hyp_tbl () in
+ let conclno_hyp_tbl = MetadataTypes.fullno_tbl () in
let statements = [
sprintf "DROP TABLE %s ;" obj_tbl;
sprintf "DROP TABLE %s ;" sort_tbl;
;;
let create_owner_environment () =
- let dbd = MatitaMisc.dbd_instance () in
+ let dbd = instance () in
let owner = (Helm_registry.get "matita.owner") 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 conclno_tbl = MetadataTypes.conclno_tbl () in
- let conclno_hyp_tbl = MetadataTypes.conclno_hyp_tbl () in
+ let conclno_hyp_tbl = MetadataTypes.fullno_tbl () in
let statements = [
sprintf "CREATE TABLE %s (
source varchar(255) binary not null,
) 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 ckeck 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 dbd = instance () in
+ let suri = UriManager.string_of_uri uri in
+ let query table suri = sprintf
+ "DELETE FROM %s WHERE source LIKE '%s%%'" table (Mysql.escape suri)
+ in
+ List.iter (fun t ->
+ try
+ ignore (Mysql.exec 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];
+ (* and now the debug job *)
+ let dbg_q =
+ sprintf "SELECT source FROM %s WHERE h_occurrence LIKE '%s%%'" obj_tbl suri
+ in
+ try
+ let rc = Mysql.exec dbd dbg_q in
+ let l = ref [] in
+ Mysql.iter rc (fun a -> match a.(0) with None ->()|Some a -> l := a:: !l);
+ let l = List.sort Pervasives.compare !l in
+ let rec uniq = function
+ | [] -> []
+ | h::[] -> [h]
+ | h1::h2::tl when h1 = h2 -> uniq (h2 :: tl)
+ | h1::tl (* when h1 <> h2 *) -> h1 :: uniq tl
+ in
+ uniq l
+ with
+ exn -> raise exn (* no errors should be accepted *)
+