109 lines
4.2 KiB
Standard ML
109 lines
4.2 KiB
Standard ML
(*****************************************************************************
|
|
* su4sml --- an SML repository for managing (Secure)UML/OCL models
|
|
* http://projects.brucker.ch/su4sml/
|
|
*
|
|
* xmltree_hooks.sml --- hooks for the xml-parser
|
|
* This file is part of su4sml.
|
|
*
|
|
* Copyright (c) 2005-2007, ETH Zurich, Switzerland
|
|
*
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are
|
|
* met:
|
|
*
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
*
|
|
* * Redistributions in binary form must reproduce the above
|
|
* copyright notice, this list of conditions and the following
|
|
* disclaimer in the documentation and/or other materials provided
|
|
* with the distribution.
|
|
*
|
|
* * Neither the name of the copyright holders nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
******************************************************************************)
|
|
(* $Id$ *)
|
|
|
|
structure XmlTreeHooks : Hooks =
|
|
struct
|
|
open IgnoreHooks XmlTree UniChar HookData
|
|
|
|
type AppData = Dtd.Dtd * Tree list * (Tag * Tree list) list
|
|
type AppFinal = Tree
|
|
(* val appStart = (nil,nil) *)
|
|
|
|
fun attspec2name dtd nil = nil
|
|
| attspec2name dtd ((i,AP_PRESENT (s,v,_),_)::atts) =
|
|
let val attName = UniChar.Data2String (Dtd.Index2AttNot dtd i)
|
|
val attValue = UniChar.Data2String (UniChar.Vector2Data v)
|
|
in
|
|
(attName,attValue)::(attspec2name dtd atts)
|
|
end
|
|
| attspec2name dtd ((i,AP_DEFAULT (s,v,_),_)::atts) =
|
|
let val attName = UniChar.Data2String (Dtd.Index2AttNot dtd i)
|
|
val attValue = UniChar.Vector2String v
|
|
in
|
|
(attName,attValue)::(attspec2name dtd atts)
|
|
end
|
|
| attspec2name dtd (_::atts) = attspec2name dtd atts
|
|
|
|
|
|
fun hookStartTag ((dtd,content, stack), (_,elem,atts,_,empty)) =
|
|
let val elemName = UniChar.Data2String (Dtd.Index2Element dtd elem)
|
|
val attNames = attspec2name dtd atts in
|
|
if empty
|
|
then (dtd,Node ((elemName,attNames),nil)::content,stack)
|
|
else (dtd,nil,((elemName,attNames),content)::stack)
|
|
end
|
|
|
|
fun hookEndTag ((dtd,_,nil),_) = Logger.error "in hookEndTag: illformed XML"
|
|
| hookEndTag ((dtd,content,(tag,content')::stack),_) =
|
|
(dtd,Node (tag,rev content)::content',stack)
|
|
|
|
fun hookData ((dtd,content,stack),(_,vec,_)) =
|
|
(dtd,Text (UniChar.Vector2String vec)::content,stack)
|
|
|
|
fun hookCData ((dtd,content,stack),(_,vec)) =
|
|
(dtd,Text (UniChar.Vector2String vec)::content,stack)
|
|
|
|
fun hookCharRef ((dtd,content,stack),(_,c,_)) = (* FIX *)
|
|
(dtd,content,stack)
|
|
|
|
fun hookFinish (dtd,[elem],nil) = elem
|
|
| hookFinish _ = Logger.error "in hookFinish: illformed XML"
|
|
|
|
|
|
fun print_message (pos,msg) =
|
|
TextIO.output (TextIO.stdErr, ErrorString.Position2String pos^": "^msg)
|
|
|
|
fun hookError (x as (dtd,content,stack),(pos,ErrorData.ERR_NO_DTD)) =
|
|
(Dtd.setHasDtd dtd; x)
|
|
| hookError (x,(pos,err)) =
|
|
(print_message (pos, "Error: "^
|
|
(String.concatWith " " (Errors.errorMessage err))^
|
|
"\n");
|
|
x)
|
|
|
|
fun hookWarning (x,(pos,warn)) =
|
|
(print_message (pos, "Warning: "^
|
|
(String.concatWith " " (Errors.warningMessage warn))^
|
|
"\n");
|
|
x)
|
|
|
|
end
|