- From: Ian Hickson via cvs-syncmail <cvsmail@w3.org>
- Date: Tue, 26 May 2009 10:30:17 +0000
- To: public-html-commits@w3.org
Update of /sources/public/html5/spec
In directory hutz:/tmp/cvs-serv920
Modified Files:
Overview.html
Log Message:
Elaborate on willful violations. (whatwg r3138)
Index: Overview.html
===================================================================
RCS file: /sources/public/html5/spec/Overview.html,v
retrieving revision 1.2295
retrieving revision 1.2296
diff -u -d -r1.2295 -r1.2296
--- Overview.html 26 May 2009 10:15:38 -0000 1.2295
+++ Overview.html 26 May 2009 10:30:14 -0000 1.2296
@@ -4149,8 +4149,8 @@
</ol><!-- XXX we might want to define "server-based naming authority",
it's not clear RFC3986 does a good job of defining that anymore
(earlier URI specs did) --><p class="note">These parsing rules are a <a href="#willful-violation">willful
- violation</a> of RFC 3986 and RFC 3987 to handle legacy
- content. <a href="#references">[RFC3986]</a> <a href="#references">[RFC3987]</a></p>
+ violation</a> of RFC 3986 and RFC 3987 (which do not define error
+ handling), motivated by a desire to handle legacy content. <a href="#references">[RFC3986]</a> <a href="#references">[RFC3987]</a></p>
</div><div class="impl">
@@ -4824,8 +4824,10 @@
</dl></li>
- </ol><p class="note">The above algorithm is a <a href="#willful-violation">willful violation</a> of the
- HTTP specification. <a href="#references">[HTTP]</a></p>
+ </ol><p class="note">The above algorithm is a <a href="#willful-violation">willful
+ violation</a> of the HTTP specification, which requires that the
+ Content-Type headers be honored, despite implementation experience
+ showing that this is not pratical in many cases. <a href="#references">[HTTP]</a></p>
<h4 id="content-type-sniffing:-web-pages"><span class="secno">2.7.2 </span>Content-Type sniffing: Web pages</h4>
@@ -5419,8 +5421,9 @@
<tr><td> x-x-big5 <td> Big5 <td>
<a href="#references">[BIG5]</a> <!-- XXX ? -->
</table><p class="note">The requirement to treat certain encodings as other
- encodings according to the table above is a <a href="#willful-violation">willful violation</a> of the
- W3C Character Model specification. <a href="#references">[CHARMOD]</a></p>
+ encodings according to the table above is a <a href="#willful-violation">willful
+ violation</a> of the W3C Character Model specification, motivated
+ by a desire for compatibility with legacy content. <a href="#references">[CHARMOD]</a></p>
<hr><p>User agents must not support the CESU-8, UTF-7, BOCU-1 and SCSU
encodings. <a href="#references">[CESU8]</a> <a href="#references">[UTF7]</a> <a href="#references">[BOCU1]</a> <a href="#references">[SCSU]</a></p>
@@ -31954,7 +31957,10 @@
<p>If <var title="">action</var> is the empty string, let <var title="">action</var> be <a href="#the-document-s-address">the document's address</a>.</p>
- <p class="note">This step is a <a href="#willful-violation">willful violation</a> of RFC 3986. <a href="#references">[RFC3986]</a></p>
+ <p class="note">This step is a <a href="#willful-violation">willful violation</a> of
+ RFC 3986, which would require base URL processing here. This
+ violation is motivated by a desire for compatibility with legacy
+ content. <a href="#references">[RFC3986]</a></p>
<!-- Don't ask me why. But that's what IE does. It even treats
action="" differently from action=" " or action="#" (the latter
@@ -42341,9 +42347,12 @@
<code><a href="#window">Window</a></code> object, then in JavaScript, the <code title="">this</code> keyword in the global scope must return the
<code><a href="#window">Window</a></code> object's <code><a href="#windowproxy">WindowProxy</a></code> object.</p>
- <p class="note">This is a <a href="#willful-violation">willful violation</a> of the JavaScript
- specification current at the time of writing (ECMAScript edition
- 3). <a href="#references">[ECMA262]</a></p>
+ <p class="note">This is a <a href="#willful-violation">willful violation</a> of the
+ JavaScript specification current at the time of writing
+ (ECMAScript edition 3). The JavaScript specification requires that
+ the code title="">this keyword in the global scope return
+ the global object, but this is not compatible with the security
+ design prevalent in implementations as specified herein. <a href="#references">[ECMA262]</a></p>
</dd>
@@ -44492,12 +44501,13 @@
line-based. Newlines must be represented by U+000A LINE FEED (LF)
characters, U+000D CARRIAGE RETURN (CR) characters, or U+000D
CARRIAGE RETURN (CR) U+000A LINE FEED (LF) pairs.<p class="note">This is a <a href="#willful-violation" title="willful violation">willful
- double violation</a> of RFC2046. <a href="#references">[RFC2046]</a></p><!-- 2046 (and 2045) says that
- charset="" is always allowed on text/*, but that harks back to the
- old days before UTF-8 was widely used; 2046 also says that newlines
- are always CRLF-delimited, which is not workable given the
- widespread use of editors that use either lone LFs or lone CRs as
- line break delimiters. --><p>The first line of an application cache manifest must consist of
+ double violation</a> of RFC2046, which requires all <code title="">text/*</code> types to support an open-ended set of
+ character encodings and only allows CRLF line breaks. These
+ requirements, however, are outdated; UTF-8 is now widely used, such
+ that supporting other encodings is no longer necessary, and use of
+ CR, LF, and CRLF line breaks is commonly supported and indeed
+ sometimes CRLF is <em>not</em> supported by text editors. <a href="#references">[RFC2046]</a></p><!-- also RFC 2045 for charset
+ --><p>The first line of an application cache manifest must consist of
the string "CACHE", a single U+0020 SPACE character, the string
"MANIFEST", and either a U+0020 SPACE character, a U+0009 CHARACTER
TABULATION (tab) character, a U+000A LINE FEED (LF) character, or a
Received on Tuesday, 26 May 2009 10:30:27 UTC