+++ /dev/null
-(* Copyright (C) 2000-2002, 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://cs.unibo.it/helm/.
- *)
-
-let document_of_xml (domImplementation : Gdome.domImplementation) strm =
- let module G = Gdome in
- let module X = Xml in
- let rec update_namespaces ((defaultns,bindings) as namespaces) =
- function
- [] -> namespaces
- | (None,"xmlns",value)::tl ->
- update_namespaces (Some (Gdome.domString value),bindings) tl
- | (prefix,name,value)::tl when prefix = Some "xmlns" ->
- update_namespaces (defaultns,(name,Gdome.domString value)::bindings) tl
- | _::tl -> update_namespaces namespaces tl in
- let rec namespace_of_prefix (defaultns,bindings) =
- function
- None -> None
- | Some "xmlns" -> Some (Gdome.domString "xml-ns")
- | Some p' ->
- try
- Some (List.assoc p' bindings)
- with
- Not_found ->
- raise
- (Failure ("The prefix " ^ p' ^ " is not bound to any namespace")) in
- let get_qualified_name p n =
- match p with
- None -> Gdome.domString n
- | Some p' -> Gdome.domString (p' ^ ":" ^ n) in
- let root_prefix,root_name,root_attributes,root_content =
- ignore (Stream.next strm) ; (* to skip the <?xml ...?> declaration *)
- ignore (Stream.next strm) ; (* to skip the DOCTYPE declaration *)
- match Stream.next strm with
- X.Empty(p,n,l) -> p,n,l,[<>]
- | X.NEmpty(p,n,l,c) -> p,n,l,c
- | _ -> assert false
- in
- let namespaces = update_namespaces (None,[]) root_attributes in
- let namespaceURI = namespace_of_prefix namespaces root_prefix in
- let document =
- domImplementation#createDocument ~namespaceURI
- ~qualifiedName:(get_qualified_name root_prefix root_name)
- ~doctype:None
- in
- let rec aux namespaces (node : Gdome.node) =
- parser
- [< 'X.Str a ; s >] ->
- let textnode = document#createTextNode ~data:(Gdome.domString a) in
- ignore (node#appendChild ~newChild:(textnode :> Gdome.node)) ;
- aux namespaces node s
- | [< 'X.Empty(p,n,l) ; s >] ->
- let namespaces' = update_namespaces namespaces l in
- let namespaceURI = namespace_of_prefix namespaces' p in
- let element =
- document#createElementNS ~namespaceURI
- ~qualifiedName:(get_qualified_name p n)
- in
- List.iter
- (function (p,n,v) ->
- if p = None then
- element#setAttribute ~name:(Gdome.domString n)
- ~value:(Gdome.domString v)
- else
- let namespaceURI = namespace_of_prefix namespaces' p in
- element#setAttributeNS
- ~namespaceURI
- ~qualifiedName:(get_qualified_name p n)
- ~value:(Gdome.domString v)
- ) l ;
- ignore
- (node#appendChild
- ~newChild:(element : Gdome.element :> Gdome.node)) ;
- aux namespaces node s
- | [< 'X.NEmpty(p,n,l,c) ; s >] ->
- let namespaces' = update_namespaces namespaces l in
- let namespaceURI = namespace_of_prefix namespaces' p in
- let element =
- document#createElementNS ~namespaceURI
- ~qualifiedName:(get_qualified_name p n)
- in
- List.iter
- (function (p,n,v) ->
- if p = None then
- element#setAttribute ~name:(Gdome.domString n)
- ~value:(Gdome.domString v)
- else
- let namespaceURI = namespace_of_prefix namespaces' p in
- element#setAttributeNS ~namespaceURI
- ~qualifiedName:(get_qualified_name p n)
- ~value:(Gdome.domString v)
- ) l ;
- ignore (node#appendChild ~newChild:(element :> Gdome.node)) ;
- aux namespaces' (element :> Gdome.node) c ;
- aux namespaces node s
- | [< >] -> ()
- in
- let root = document#get_documentElement in
- List.iter
- (function (p,n,v) ->
- if p = None then
- root#setAttribute ~name:(Gdome.domString n)
- ~value:(Gdome.domString v)
- else
- let namespaceURI = namespace_of_prefix namespaces p in
- root#setAttributeNS ~namespaceURI
- ~qualifiedName:(get_qualified_name p n)
- ~value:(Gdome.domString v)
- ) root_attributes ;
- aux namespaces (root : Gdome.element :> Gdome.node) root_content ;
- document
-;;