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Newsgroups: comp.lang.ada
Date: Thu, 7 Sep 2017 13:54:41 -0700 (PDT)
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Subject: Re: AdaCore xmlada throws XML_Fatal_Error on <script> tag
From: Stephen Leake <stephen_leake@stephe-leake.org>
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Xref: news.eternal-september.org comp.lang.ada:47974
Date: 2017-09-07T13:54:41-07:00
List-Id: <comp.lang.ada>

On Thursday, September 7, 2017 at 3:52:39 PM UTC-5, Stephen Leake wrote:
> On Thursday, September 7, 2017 at 3:47:56 PM UTC-5, Stephen Leake wrote:
> > On Thursday, September 7, 2017 at 3:05:08 PM UTC-5, gautier...@hotmail.=
com wrote:
> > > > As Emmanuel pointed out, you need an HTML parser, not an XML parser=
.
> > >=20
> > > Just developing on this topic: a typical random Web page is a mix of =
the following
> > > 1) HTML (typically, <br> tags)
> > > 2) Ill-formed HTML (closing tags that don't close anything, opening t=
ags that are never closed, singleton tags written as closing tags: </br>)
> > > 3) XHTML (HTML following XML syntax; e.g. <br />)
> > > At some point, there was a will to impose a clean, well-defined stand=
ard (XHTML), but it did not succeed because of a typical phenomenon: browse=
rs need to be compatible with 1) & 2) to be in use; a browser accepting onl=
y well-formed XHTML would be ignored by users...
> >=20
> > So I got wasabee_text.adb to compile, and forgetting momentarily that i=
t wants to fetch a URL, not read a local file, I typed "wasabee_text.exe di=
scogs.html", and it said:
> >=20
> > ...
> >=20
> > This document is not an XHTML document
> >=20
> > So is this supposed to be an HTML 4/5 parser, or an XHTML parser?
>=20
> Digging a little deeper, one top level operation is:
>=20
>    procedure Load_frame(ho: in out HT_object; from: DOM.Core.Node_List);
>=20
> This creates an HTML object from an XML DOM tree. And the XML DOM tree is=
 created by AdaCore xmlada. So this is not going to do me any good.
>=20
> Unless you've modified the XML parser in exactly the way I need - I'll as=
sume that and keep digging.

Nope:=20

stephe@Takver4$ /Projects/wasabee-code/target/text/wasabee_text.exe file://=
/Projects/org.stephe_leake.misc/build/discogs.html
protocole : file
host      : -- localhost - unused --
Port      :  0
Ressource : /Projects/org.stephe_leake.misc/build/discogs.html

Execution terminated by unhandled exception
raised SAX.READERS.XML_FATAL_ERROR : /Projects/org.stephe_leake.misc/build/=
discogs.html:48:5: Name differ for closing tag (expecting link, opened line=
 47)