X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fhbugs%2Fcommon%2Fhbugs_id_generator.ml;fp=helm%2Fhbugs%2Fcommon%2Fhbugs_id_generator.ml;h=0000000000000000000000000000000000000000;hb=c7514aaa249a96c5fdd39b1123fbdb38d92f20b6;hp=f535f473932e01fbb42669d8a8bdcb8a9f4d6926;hpb=1c7fb836e2af4f2f3d18afd0396701f2094265ff;p=helm.git diff --git a/helm/hbugs/common/hbugs_id_generator.ml b/helm/hbugs/common/hbugs_id_generator.ml deleted file mode 100644 index f535f4739..000000000 --- a/helm/hbugs/common/hbugs_id_generator.ml +++ /dev/null @@ -1,65 +0,0 @@ -(* - * Copyright (C) 2003: - * Stefano Zacchiroli - * 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/ - *) - -let _ = Random.self_init () - -let id_length = 32 -let min_ascii = 33 -let max_ascii = 126 - (* characters forbidden inside an XML attribute value. Well, '>' and ''' - aren't really forbidden, but are listed here ... just to be sure *) -let forbidden_chars = (* i.e. [ '"'; '&'; '\''; '<'; '>' ] *) - [ 34; 38; 39; 60; 62 ] (* assumption: is sorted! *) -let chars_range = max_ascii - min_ascii + 1 - (List.length forbidden_chars) - - (* return a random id char c such that - (min_ascii <= Char.code c) && - (Char.code c <= max_ascii) && - (not (List.mem (Char.code c) forbidden_chars)) - *) -let random_id_char () = - let rec nth_char ascii shifts = function - | [] -> Char.chr (ascii + shifts) - | hd::tl when ascii + shifts < hd -> Char.chr (ascii + shifts) - | hd::tl (* when ascii + shifts >= hd *) -> nth_char ascii (shifts + 1) tl - in - nth_char (Random.int chars_range + min_ascii) 0 forbidden_chars - - (* return a random id string which have length id_length *) -let new_id () = - let str = String.create id_length in - for i = 0 to id_length - 1 do - String.set str i (random_id_char ()) - done; - str - -let new_broker_id = new_id -let new_client_id = new_id -let new_musing_id = new_id -let new_tutor_id = new_id -