- From: CVS User abarsto <cvsmail@w3.org>
- Date: Sat, 29 Nov 2014 16:29:29 +0000
- To: public-html-commits@w3.org
Update of /sources/public/html5/eventsource/publish
In directory roscoe:/tmp/cvs-serv18837
Added Files:
PR-eventsource-Dec-2014.html
Log Message:
Draft Proposed Recommendation
--- /sources/public/html5/eventsource/publish/PR-eventsource-Dec-2014.html 2014/11/29 16:29:29 NONE
+++ /sources/public/html5/eventsource/publish/PR-eventsource-Dec-2014.html 2014/11/29 16:29:29 1.1
<!DOCTYPE html>
<html lang="en-US" typeof="bibo:Document w3p:PR" about="" property="dcterms:language" content="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Server-Sent Events</title>
<style type="text/css">
pre { margin-left: 2em; white-space: pre-wrap; }
h2 { margin: 3em 0 1em 0; }
h3 { margin: 2.5em 0 1em 0; }
h4 { margin: 2.5em 0 0.75em 0; }
h5, h6 { margin: 2.5em 0 1em; }
h1 + h2, h1 + h2 + h2 { margin: 0.75em 0 0.75em; }
h2 + h3, h3 + h4, h4 + h5, h5 + h6 { margin-top: 0.5em; }
p { margin: 1em 0; }
hr:not(.top) { display: block; background: none; border: none; padding: 0; margin: 2em 0; height: auto; }
dl, dd { margin-top: 0; margin-bottom: 0; }
dt { margin-top: 0.75em; margin-bottom: 0.25em; clear: left; }
dt + dt { margin-top: 0; }
dd dt { margin-top: 0.25em; margin-bottom: 0; }
dd p { margin-top: 0; }
dd dl + p { margin-top: 1em; }
dd table + p { margin-top: 1em; }
p + * > li, dd li { margin: 1em 0; }
dt, dfn { font-weight: bold; font-style: normal; }
i, em { font-style: italic; }
dt dfn { font-style: italic; }
pre, code { font-size: inherit; font-family: monospace; font-variant: normal; }
pre strong { color: black; font: inherit; font-weight: bold; background: yellow; }
pre em { font-weight: bolder; font-style: normal; }
@media screen { code { color: orangered; } code :link, code :visited { color: inherit; } }
var sub { vertical-align: bottom; font-size: smaller; position: relative; top: 0.1em; }
table { border-collapse: collapse; border-style: hidden hidden none hidden; }
table thead, table tbody { border-bottom: solid; }
table tbody th:first-child { border-left: solid; }
table tbody th { text-align: left; }
table td, table th { border-left: solid; border-right: solid; border-bottom: solid thin; vertical-align: top; padding: 0.2em; }
blockquote { margin: 0 0 0 2em; border: 0; padding: 0; font-style: italic; }
.bad, .bad *:not(.XXX) { color: gray; border-color: gray; background: transparent; }
.matrix, .matrix td { border: none; text-align: right; }
.matrix { margin-left: 2em; }
.dice-example { border-collapse: collapse; border-style: hidden solid solid hidden; border-width: thin; margin-left: 3em; }
.dice-example caption { width: 30em; font-size: smaller; font-style: italic; padding: 0.75em 0; text-align: left; }
.dice-example td, .dice-example th { border: solid thin; width: 1.35em; height: 1.05em; text-align: center; padding: 0; }
.toc dfn, h1 dfn, h2 dfn, h3 dfn, h4 dfn, h5 dfn, h6 dfn { font: inherit; }
img.extra, p.overview { float: right; }
pre.idl { border: solid thin; background: #EEEEEE; color: black; padding: 0.5em 1em; position: relative; }
pre.idl :link, pre.idl :visited { color: inherit; background: transparent; }
pre.idl::before { content: "IDL"; font: bold small sans-serif; padding: 0.5em; background: white; position: absolute; top: 0; margin: -1px 0 0 -4em; width: 1.5em; border: thin solid; border-radius: 0 0 0 0.5em }
pre.css { border: solid thin; background: #FFFFEE; color: black; padding: 0.5em 1em; }
pre.css:first-line { color: #AAAA50; }
dl.domintro { color: green; margin: 2em 0 2em 2em; padding: 0.5em 1em; border: none; background: #DDFFDD; }
hr + dl.domintro, div.impl + dl.domintro { margin-top: 2.5em; margin-bottom: 1.5em; }
dl.domintro dt, dl.domintro dt * { color: black; text-decoration: none; }
dl.domintro dd { margin: 0.5em 0 1em 2em; padding: 0; }
dl.domintro dd p { margin: 0.5em 0; }
dl.domintro:before { display: table; margin: -1em -0.5em -0.5em auto; width: auto; content: 'This box is non-normative. Implementation requirements are given below this box.'; color: black; font-style: italic; border: solid 2px; background: white; padding: 0 0.25em; }
dl.switch { padding-left: 2em; }
dl.switch > dt { text-indent: -1.5em; }
dl.switch > dt:before { content: '\21AA'; padding: 0 0.5em 0 0; display: inline-block; width: 1em; text-align: right; line-height: 0.5em; }
dl.triple { padding: 0 0 0 1em; }
dl.triple dt, dl.triple dd { margin: 0; display: inline }
dl.triple dt:after { content: ':'; }
dl.triple dd:after { content: '\A'; white-space: pre; }
.diff-old { text-decoration: line-through; color: silver; background: transparent; }
.diff-chg, .diff-new { text-decoration: underline; color: green; background: transparent; }
a .diff-new { border-bottom: 1px blue solid; }
h2 { page-break-before: always; }
h1, h2, h3, h4, h5, h6 { page-break-after: avoid; }
h1 + h2, hr + h2.no-toc { page-break-before: auto; }
p > span:not([title=""]):not([class="XXX"]):not([class="impl"]):not([class="note"]),
li > span:not([title=""]):not([class="XXX"]):not([class="impl"]):not([class="note"]) { border-bottom: solid #9999CC; }
div.head { margin: 0 0 1em; padding: 1em 0 0 0; }
div.head p { margin: 0; }
div.head h1 { margin: 0; }
div.head .logo { float: right; margin: 0 1em; }
div.head .logo img { border: none } /* remove border from top image */
div.head dl { margin: 1em 0; }
div.head p.copyright, div.head p.alt { font-size: x-small; font-style: oblique; margin: 0; }
body > .toc > li { margin-top: 1em; margin-bottom: 1em; }
body > .toc.brief > li { margin-top: 0.35em; margin-bottom: 0.35em; }
body > .toc > li > * { margin-bottom: 0.5em; }
body > .toc > li > * > li > * { margin-bottom: 0.25em; }
.toc, .toc li { list-style: none; }
.brief { margin-top: 1em; margin-bottom: 1em; line-height: 1.1; }
.brief li { margin: 0; padding: 0; }
.brief li p { margin: 0; padding: 0; }
.category-list { margin-top: -0.75em; margin-bottom: 1em; line-height: 1.5; }
.category-list::before { content: '\21D2\A0'; font-size: 1.2em; font-weight: 900; }
.category-list li { display: inline; }
.category-list li:not(:last-child)::after { content: ', '; }
.category-list li > span, .category-list li > a { text-transform: lowercase; }
.category-list li * { text-transform: none; } /* don't affect <code> nested in <a> */
.XXX { color: #E50000; background: white; border: solid red; padding: 0.5em; margin: 1em 0; }
.XXX > :first-child { margin-top: 0; }
p .XXX { line-height: 3em; }
.annotation { border: solid thin black; background: #0C479D; color: white; position: relative; margin: 8px 0 20px 0; }
.annotation:before { position: absolute; left: 0; top: 0; width: 100%; height: 100%; margin: 6px -6px -6px 6px; background: #333333; z-index: -1; content: ''; }
.annotation :link, .annotation :visited { color: inherit; }
.annotation :link:hover, .annotation :visited:hover { background: transparent; }
.annotation span { border: none ! important; }
.note { color: green; background: transparent; font-family: sans-serif; }
.warning { color: red; background: transparent; }
.note, .warning { font-weight: bolder; font-style: italic; }
.note em, .warning em, .note i, .warning i { font-style: normal; }
p.note, div.note { padding: 0.5em 2em; }
span.note { padding: 0 2em; }
.note p:first-child, .warning p:first-child { margin-top: 0; }
.note p:last-child, .warning p:last-child { margin-bottom: 0; }
.warning:before { font-style: normal; }
p.note:before { content: 'Note: '; }
p.warning:before { content: '\26A0 Warning! '; }
.bookkeeping:before { display: block; content: 'Bookkeeping details'; font-weight: bolder; font-style: italic; }
.bookkeeping { font-size: 0.8em; margin: 2em 0; }
.bookkeeping p { margin: 0.5em 2em; display: list-item; list-style: square; }
.bookkeeping dt { margin: 0.5em 2em 0; }
.bookkeeping dd { margin: 0 3em 0.5em; }
h4 { position: relative; z-index: 3; }
h4 + .element, h4 + div + .element { margin-top: -2.5em; padding-top: 2em; }
.element {
background: #EEEEFF;
color: black;
margin: 0 0 1em 0.15em;
padding: 0 1em 0.25em 0.75em;
border-left: solid #9999FF 0.25em;
position: relative;
z-index: 1;
}
.element:before {
position: absolute;
z-index: 2;
top: 0;
left: -1.15em;
height: 2em;
width: 0.9em;
background: #EEEEFF;
content: ' ';
border-style: none none solid solid;
border-color: #9999FF;
border-width: 0.25em;
}
.example { display: block; color: #222222; background: #FCFCFC; border-left: double; margin-left: 2em; padding-left: 1em; }
td > .example:only-child { margin: 0 0 0 0.1em; }
ul.domTree, ul.domTree ul { padding: 0 0 0 1em; margin: 0; }
ul.domTree li { padding: 0; margin: 0; list-style: none; position: relative; }
ul.domTree li li { list-style: none; }
ul.domTree li:first-child::before { position: absolute; top: 0; height: 0.6em; left: -0.75em; width: 0.5em; border-style: none none solid solid; content: ''; border-width: 0.1em; }
ul.domTree li:not(:last-child)::after { position: absolute; top: 0; bottom: -0.6em; left: -0.75em; width: 0.5em; border-style: none none solid solid; content: ''; border-width: 0.1em; }
ul.domTree span { font-style: italic; font-family: serif; }
ul.domTree .t1 code { color: purple; font-weight: bold; }
ul.domTree .t2 { font-style: normal; font-family: monospace; }
ul.domTree .t2 .name { color: black; font-weight: bold; }
ul.domTree .t2 .value { color: blue; font-weight: normal; }
ul.domTree .t3 code, .domTree .t4 code, .domTree .t5 code { color: gray; }
ul.domTree .t7 code, .domTree .t8 code { color: green; }
ul.domTree .t10 code { color: teal; }
body.dfnEnabled dfn { cursor: pointer; }
.dfnPanel {
display: inline;
position: absolute;
z-index: 10;
height: auto;
width: auto;
padding: 0.5em 0.75em;
font: small sans-serif, 'Droid Sans Fallback';
background: #DDDDDD;
color: black;
border: outset 0.2em;
}
.dfnPanel * { margin: 0; padding: 0; font: inherit; text-indent: 0; }
.dfnPanel :link, .dfnPanel :visited { color: black; }
.dfnPanel p { font-weight: bolder; }
.dfnPanel * + p { margin-top: 0.25em; }
.dfnPanel li { list-style-position: inside; }
#configUI { position: absolute; z-index: 20; top: 10em; right: 1em; width: 11em; font-size: small; }
#configUI p { margin: 0.5em 0; padding: 0.3em; background: #EEEEEE; color: black; border: inset thin; }
#configUI p label { display: block; }
#configUI #updateUI, #configUI .loginUI { text-align: center; }
#configUI input[type=button] { display: block; margin: auto; }
fieldset { margin: 1em; padding: 0.5em 1em; }
fieldset > legend + * { margin-top: 0; }
fieldset > :last-child { margin-bottom: 0; }
fieldset p { margin: 0.5em 0; }
</style><link href="https://www.w3.org/StyleSheets/TR/W3C-PR" rel="stylesheet" type="text/css"><meta content="noindex" name="robots"><script type="text/javascript">
function getCookie(name) {
var params = location.search.substr(1).split("&");
for (var index = 0; index < params.length; index++) {
if (params[index] == name)
return "1";
var data = params[index].split("=");
if (data[0] == name)
return unescape(data[1]);
}
var cookies = document.cookie.split("; ");
for (var index = 0; index < cookies.length; index++) {
var data = cookies[index].split("=");
if (data[0] == name)
return unescape(data[1]);
}
return null;
}
</script>
</head>
<body>
<div class="head" id="head">
<p><a href="http://www.w3.org/"><img alt="W3C" height="48" src="http://www.w3.org/Icons/w3c_home" width="72"></a></p>
<h1>Server-Sent Events</h1>
<h2 class="no-num no-toc" id="pr-december-2014">W3C Proposed Recommendation 9 December 2014</h2>
<dl>
<dt>This Version:</dt>
<dd><a href="http://www.w3.org/TR/2014/PR-eventsource-20141209/">http://www.w3.org/TR/2014/PR-eventsource-20141209/</a></dd>
<dt>Latest Published Version:</dt>
<dd><a href="http://www.w3.org/TR/eventsource/">http://www.w3.org/TR/eventsource/</a></dd>
<dt>Latest Editor's Draft:</dt>
<dd><a class="latest-link" href="http://dev.w3.org/html5/eventsource/">http://dev.w3.org/html5/eventsource/</a></dd>
<dt>Test suite:</dt>
<dd><a href="https://github.com/w3c/web-platform-tests/tree/master/webmessaging">https://github.com/w3c/web-platform-tests/tree/master/webmessaging</a></dd>
<dt>Implementation report:</dt>
<dd><a href="http://w3c.github.io/test-results/eventsource/all.html">http://w3c.github.io/test-results/eventsource/all.html</a></dd>
<dt>Previous Versions:</dt>
<dd><a href="http://www.w3.org/TR/2012/CR-eventsource-20121211/">http://www.w3.org/TR/2012/CR-eventsource-20121211/</a></dd>
<dd><a href="http://www.w3.org/TR/2012/WD-eventsource-20121023/">http://www.w3.org/TR/2012/WD-eventsource-20121023/</a></dd>
<dd><a href="http://www.w3.org/TR/2012/WD-eventsource-20120426/">http://www.w3.org/TR/2012/WD-eventsource-20120426/</a></dd>
<dd><a href="http://www.w3.org/TR/2011/WD-eventsource-20111020/">http://www.w3.org/TR/2011/WD-eventsource-20111020/</a></dd>
<dd><a href="http://www.w3.org/TR/2011/WD-eventsource-20110310/">http://www.w3.org/TR/2011/WD-eventsource-20110310/</a></dd>
<dd><a href="http://www.w3.org/TR/2011/WD-eventsource-20110208/">http://www.w3.org/TR/2011/WD-eventsource-20110208/</a></dd>
<dd><a href="http://www.w3.org/TR/2009/WD-eventsource-20091222/">http://www.w3.org/TR/2009/WD-eventsource-20091222/</a></dd>
<dd><a href="http://www.w3.org/TR/2009/WD-eventsource-20091029/">http://www.w3.org/TR/2009/WD-eventsource-20091029/</a></dd>
<dd><a href="http://www.w3.org/TR/2009/WD-eventsource-20090423/">http://www.w3.org/TR/2009/WD-eventsource-20090423/</a></dd>
<!-- :ZZZ -->
<dt>Editor:</dt>
<dd><a href="mailto:ian@hixie.ch">Ian Hickson</a>, Google, Inc.</dd>
</dl>
<p class="copyright">
<a href="http://www.w3.org/Consortium/Legal/ipr-notice#Copyright">Copyright</a> ©
2014
<a href="http://www.w3.org/"><abbr title="World Wide Web Consortium">W3C</abbr></a><sup>®</sup>
(<a href="http://www.csail.mit.edu/"><abbr title="Massachusetts Institute of Technology">MIT</abbr></a>,
<a href="http://www.ercim.eu/"><abbr title="European Research Consortium for Informatics and Mathematics">ERCIM</abbr></a>,
<a href="http://www.keio.ac.jp/">Keio</a>, <a href="http://ev.buaa.edu.cn/">Beihang</a>),
All Rights Reserved.
<abbr title="World Wide Web Consortium">W3C</abbr> <a href="http://www.w3.org/Consortium/Legal/ipr-notice#Legal_Disclaimer">liability</a>,
<a href="http://www.w3.org/Consortium/Legal/ipr-notice#W3C_Trademarks">trademark</a> and
<a href="http://www.w3.org/Consortium/Legal/copyright-documents">document use</a>
rules apply.
</p>
<!-- UNDER NO CIRCUMSTANCES IS THE FOLLOWING PARAGRAPH TO BE REMOVED OR EDITED WITHOUT TALKING TO IAN FIRST -->
<p class="alt">The bulk of the text of this specification is also
available in the WHATWG <a href="https://html.spec.whatwg.org/#eventsource">HTML</a> specification, under a license that permits
reuse of the specification text.</p>
<!-- UNDER NO CIRCUMSTANCES IS THE PRECEDING PARAGRAPH TO BE REMOVED OR EDITED WITHOUT TALKING TO IAN FIRST -->
</div>
<hr class="top"><h2 class="no-num no-toc" id="abstract">Abstract</h2>
<p>This specification defines an API for opening an HTTP connection
for receiving push notifications from a server in the form of DOM
events. The API is designed such that it can be extended to work
with other push notification schemes such as Push SMS.</p>
<h2 class="no-num no-toc" id="status-of-this-document">Status of This document</h2>
<p>
<em>This section describes the status of this document at the time of its publication.
Other documents may supersede this document. A list of current <abbr title="World Wide Web Consortium">W3C</abbr> publications and the
latest revision of this technical report can be found in the <a href="http://www.w3.org/TR/"><abbr title="World Wide Web Consortium">W3C</abbr> technical reports index</a> at
http://www.w3.org/TR/.</em>
</p>
<p>This specification is the 9 December 2014 Proposed Recommendation of Server-Sent Events.
The W3C <a href="http://www.w3.org/2008/webapps/">Web Applications Working Group</a>
is the W3C working group responsible for this
specification's progress along the W3C Recommendation track.
This document is intended to become a <abbr title="World Wide Web Consortium">W3C</abbr> Recommendation.
A Candidate Recommendation (CR) of the specification was published on
<a href="http://www.w3.org/TR/2012/CR-webstorage-20121211/">11 December 2012</a>.
No changes have been made to this specification since the CR was published
except for some updates to this document's
<a href="#references">References</a> appendix.
</p>
<p>
A <a href="https://github.com/w3c/web-platform-tests/tree/master/webmessaging">Test Suite</a> and
<a href="http://w3c.github.io/test-results/eventsource/all.html">Implementation Report</a>
for this specification are available.
</p>
<p>
The <abbr title="World Wide Web Consortium">W3C</abbr> Membership and other interested parties are invited to review the document and
send comments to
<a rel="discussion" href="mailto:public-webapps@w3.org">public-webapps@w3.org</a>
(<a href="mailto:public-webapps-request@w3.org?subject=subscribe">subscribe</a>,
<a href="http://lists.w3.org/Archives/Public/public-webapps/">archives</a>)
through 6 January 2015. Advisory Committee Representatives should consult their
<a href="https://www.w3.org/2002/09/wbs/myQuestionnaires">WBS questionnaires</a>.
</p>
<p>If you wish to make comments regarding this document in a manner
that is tracked by the W3C, please submit them using
<a href="https://www.w3.org/Bugs/Public/describecomponents.cgi?product=WebAppsWG">our public bug database</a>.
You can also e-mail feedback to <a href="mailto:public-webapps@w3.org">public-webapps@w3.org</a> (<a href="mailto:public-webapps-request@w3.org?subject=subscribe">subscribe</a>,
<a href="http://lists.w3.org/Archives/Public/public-webapps/">archives</a>),
or <a href="mailto:whatwg@whatwg.org">whatwg@whatwg.org</a>
(<a href="http://lists.whatwg.org/listinfo.cgi/whatwg-whatwg.org">subscribe</a>,
<a href="http://lists.whatwg.org/pipermail/whatwg-whatwg.org/">archives</a>).
All feedback is welcome.
</p>
<p>
Publication as a Proposed Recommendation does not imply endorsement by the <abbr title="World Wide Web Consortium">W3C</abbr>
Membership. This is a draft document and may be updated, replaced or obsoleted by other
documents at any time. It is inappropriate to cite this document as other than work in
progress.
</p>
<p>
By publishing this Proposed Recommendation, W3C expects the
functionality specified in this Proposed Recommendation will not
be affected by changes to DOM4, Web IDL, Web Messaging
or Web Workers as those specifications proceed to Recommendation.
</p>
<p>
This document was produced by a group operating under the
<a id="sotd_patent" rel="w3p:patentRules" href="http://www.w3.org/Consortium/Patent-Policy-20040205/">5 February 2004 <abbr title="World Wide Web Consortium">W3C</abbr> Patent
Policy</a>.
<abbr title="World Wide Web Consortium">W3C</abbr> maintains a <a href="http://www.w3.org/2004/01/pp-impl/42538/status" rel="disclosure">public list of any patent
disclosures</a>
made in connection with the deliverables of the group; that page also includes
instructions for disclosing a patent. An individual who has actual knowledge of a patent
which the individual believes contains
<a href="http://www.w3.org/Consortium/Patent-Policy-20040205/#def-essential">Essential
Claim(s)</a> must disclose the information in accordance with
<a href="http://www.w3.org/Consortium/Patent-Policy-20040205/#sec-Disclosure">section
6 of the <abbr title="World Wide Web Consortium">W3C</abbr> Patent Policy</a>.
</p>
<p>
This document is governed by the <a id="w3c_process_revision" href="http://www.w3.org/2005/10/Process-20051014/">14 October 2005 <abbr title="World Wide Web Consortium">W3C</abbr> Process Document</a>.
</p>
<h2 class="no-num no-toc" id="contents">Table of Contents</h2>
<ol class="toc">
<li><a href="#server-sent-events-intro"><span class="secno">1 </span>Introduction</a></li>
<li><a href="#conformance-requirements"><span class="secno">2 </span>Conformance requirements</a>
<ol>
<li><a href="#dependencies"><span class="secno">2.1 </span>Dependencies</a></ol></li>
<li><a href="#terminology"><span class="secno">3 </span>Terminology</a></li>
<li><a href="#the-eventsource-interface"><span class="secno">4 </span>The <code>EventSource</code> interface</a></li>
<li><a href="#processing-model"><span class="secno">5 </span>Processing model</a></li>
<li><a href="#parsing-an-event-stream"><span class="secno">6 </span>Parsing an event stream</a></li>
<li><a href="#event-stream-interpretation"><span class="secno">7 </span>Interpreting an event stream</a></li>
<li><a href="#notes"><span class="secno">8 </span>Notes</a></li>
<li><a href="#eventsource-push"><span class="secno">9 </span>Connectionless push and other features</a></li>
<li><a href="#garbage-collection"><span class="secno">10 </span>Garbage collection</a></li>
<li><a href="#iana-considerations"><span class="secno">11 </span>IANA considerations</a>
<ol>
<li><a href="#text-event-stream"><span class="secno">11.1 </span><code>text/event-stream</code></a></li>
<li><a href="#last-event-id"><span class="secno">11.2 </span><code>Last-Event-ID</code></a></ol></li>
<li><a class="no-num" href="#references">References</a></li>
<li><a class="no-num" href="#acknowledgements">Acknowledgements</a></ol>
[1009 lines skipped]
Received on Saturday, 29 November 2014 16:29:31 UTC