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// -*-coding: latin-1;-*-
// Time-stamp: "2006-05-17 22:06:46 ADT" [email protected]
// A workaround for XSL-to-XHTML systems that don't
// implement XSL 'disable-output-escaping="yes"'.
//
// [email protected], Sean M. Burke.
// - I hereby release this JavaScript code into the public domain.
var is_decoding;
var DEBUG = 0;
function complaining (s) { alert(s); return new Error(s,s); }
if(!( document.getElementById && document.getElementsByName ))
throw complaining("Your browser is too old to render this page properly."
+ " Consider going to getfirefox.com to upgrade.");
function check_decoding () {
var d = document.getElementById('cometestme');
if(!d) {
throw complaining("Can't find an id='cometestme' element?");
} else if(!('textContent' in d)) {
// It's a browser with a halfassed DOM implementation (like IE6)
// that doesn't implement textContent! Assume that if it's that
// dumb, it probably doesn't implement disable-content-encoding.
} else {
var ampy = d.textContent;
if(DEBUG > 1) { alert("Got " + ampy); }
if(ampy == undefined) throw complaining("'cometestme' element has undefined text content?!");
if(ampy == '' ) throw complaining("'cometestme' element has empty text content?!" );
if (ampy == "\x26" ) { is_decoding = true; }
else if (ampy == "\x26amp;" ) { is_decoding = false; }
else { throw complaining('Insane value: "' + ampy + '"!'); }
}
var msg =
(is_decoding == undefined) ? "I can't tell whether the XSL processor supports disable-content-encoding!D"
: is_decoding ? "The XSL processor DOES support disable-content-encoding"
: "The XSL processor does NOT support disable-content-encoding"
;
if(DEBUG) alert(msg);
return msg;
}
function go_decoding () {
check_decoding();
if(is_decoding) {
DEBUG && alert("No work needs doing -- already decoded!");
return;
}
var to_decode = document.getElementsByName('decodeme');
if(!( to_decode && to_decode.length )) {
DEBUG && alert("No work needs doing -- no elements to decode!");
return;
}
if(!( ( "innerHTML" in to_decode[0]) && ( "textContent" in to_decode[0]) ))
throw complaining( "Your JavaScript version doesn't implement DOM " +
"properly enough to show this page correctly. " +
"Consider going to getfirefox.com to upgrade.");
var s;
for(var i = to_decode.length - 1; i >= 0; i--) {
s = to_decode[i].textContent;
if(
s == undefined ||
(s.indexOf('&') == -1 && s.indexOf('<') == -1)
) {
// the null or markupless element needs no reworking
} else {
to_decode[i].innerHTML = s; // that's the magic
}
}
return;
}
//End
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