- From: Mercurial notifier <cvsmail@w3.org>
- Date: Wed, 22 Aug 2012 14:10:25 +0000
- To: public-dap-commits@w3.org
changeset: 191:5e0da09685f7
parent: 180:ee3a89da06e1
user: Rich Tibbett <richt@opera.com>
date: Wed Aug 22 15:45:40 2012 +0200
files: discovery-api/Overview.html discovery-api/Overview.src.html
description:
Discovery API updates following feedback from http://lists.w3.org/Archives/Public/public-device-apis/2012Aug/0016.html
diff -r ee3a89da06e1 -r 5e0da09685f7 discovery-api/Overview.html
--- a/discovery-api/Overview.html Fri Aug 03 12:59:17 2012 +0200
+++ b/discovery-api/Overview.html Wed Aug 22 15:45:40 2012 +0200
@@ -787,21 +787,29 @@
.atn { color: #404; }
.atv { color: #060; }
}
-</style><link rel="stylesheet" href="http://www.w3.org/StyleSheets/TR/w3c-unofficial" type="text/css" media="all" charset="utf-8"></head>
+</style><link rel="stylesheet" href="http://www.w3.org/StyleSheets/TR/W3C-ED.css" type="text/css" media="all" charset="utf-8"></head>
<body><div class="head">
<p>
+ <a href="http://www.w3.org/"><img width="72" height="48" src="http://www.w3.org/Icons/w3c_home" alt="W3C"></a>
+
</p>
<h1 class="title" id="title" rel="dc:title">Networked Service Discovery and Messaging</h1>
- <h2 id="unofficial-draft-02-august-2012">Unofficial Draft 02 August 2012</h2>
+ <h2 id="w3c-editor-s-draft-22-august-2012"><acronym title="World Wide Web Consortium">W3C</acronym> Editor's Draft 22 August 2012</h2>
<dl>
+ <dt>This Version:</dt><dd> <a href="http://w3c-test.org/dap/discovery-api/">http://w3c-test.org/dap/discovery-api/</a></dd>
+ <dt>Latest Published Version:</dt><dd> <a href="http://www.w3.org/TR/discovery-api/">http://www.w3.org/TR/discovery-api/</a></dd>
+ <dt>Latest Editor's Draft:</dt><dd> <a href="http://w3c-test.org/dap/discovery-api/">http://w3c-test.org/dap/discovery-api/</a></dd>
- <dt>Previous version:</dt><dd> <a href="" rel="dc:replaces"></a></dd>
+
+
+
+ <dt>Previous version:</dt><dd> <a href="http://www.w3.org/TR/2012/WD-discovery-api-20120807/" rel="dc:replaces">http://www.w3.org/TR/2012/WD-discovery-api-20120807/</a></dd>
@@ -840,10 +848,16 @@
<p class="copyright">
+ <a class="license" href="http://www.w3.org/Consortium/Legal/ipr-notice#Copyright" rel="license">Copyright</a> ©
+ 2012
- This document is licensed under a <a class="subfoot" href="http://creativecommons.org/licenses/by/3.0/" rel="license">Creative
- Commons Attribution 3.0 License</a>.
-
+ <span rel="dcterms:publisher"><a class="publisher" href="http://www.w3.org/" rel="foaf:homepage" property="foaf:name" content="W3C"><acronym title="World Wide Web Consortium"><acronym title="World Wide Web Consortium">W3C</acronym></acronym></a></span><sup>®</sup>
+ (<a href="http://www.csail.mit.edu/"><acronym title="Massachusetts Institute of Technology"><acronym title="Massachusetts Institute of Technology">MIT</acronym></acronym></a>,
+ <a href="http://www.ercim.eu/"><acronym title="European Research Consortium for Informatics and Mathematics"><acronym title="European Research Consortium for Informatics and Mathematics">ERCIM</acronym></acronym></a>,
+ <a href="http://www.keio.ac.jp/">Keio</a>), All Rights Reserved.
+ <acronym title="World Wide Web Consortium">W3C</acronym> <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><hr></div>
<div id="abstract" class="introductory section" property="dcterms:absract" datatype="" about="#abstract" typeof="bibo:Chapter"><h2>Abstract</h2>
@@ -851,10 +865,51 @@
This specification defines a mechanism for an HTML document to discover and subsequently communicate with <acronym title="Hypertext Transfer Protocol"><acronym title="Hypertext Transfer Protocol">HTTP</acronym></acronym>-based services
advertised via common discovery protocols within a user's network.
</p>
- </div><div id="sotd" class="introductory section" about="#sotd" typeof="bibo:Chapter"><h2>Status of This Document</h2>
- <p>This document is merely a public working draft of a potential specification. It has
- no official standing of any kind and does not represent the support or consensus of any
- standards organisation.</p></div><div id="toc" about="#toc" typeof="bibo:Chapter" class="section"><h2 class="introductory">Table of Contents</h2><ul class="toc"><li class="tocline"><a href="#introduction" class="tocxref"><span class="secno">1. </span>Introduction</a></li><li class="tocline"><a href="#conformance" class="tocxref"><span class="secno">2. </span>Conformance</a><ul class="toc"><li class="tocline"><a href="#dependencies" class="tocxref"><span class="secno">2.1 </span>Dependencies</a></li></ul></li><li class="tocline"><a href="#terminology" class="tocxref"><span class="secno">3. </span>Terminology</a></li><li class="tocline"><a href="#requesting-networked-services" class="tocxref"><span class="secno">4. </span>Requesting networked services</a><ul class="toc"><li class="tocline"><a href="#methods" class="tocxref"><span class="secno">4.1 </span>Methods</a></li><li class="tocline"><a href="#error-handling" class="tocxref"><span class="secno">4.2 </span>Error Handling</a></li></ul></li><li class=tocline"><a href="#obtaining-networked-services" class="tocxref"><span class="secno">5. </span>Obtaining networked services</a><ul class="toc"><li class="tocline"><a href="#attributes" class="tocxref"><span class="secno">5.1 </span>Attributes</a></li><li class="tocline"><a href="#methods-1" class="tocxref"><span class="secno">5.2 </span>Methods</a></li><li class="tocline"><a href="#events" class="tocxref"><span class="secno">5.3 </span>Events</a></li></ul></li><li class="tocline"><a href="#communicating-with-a-networked-service" class="tocxref"><span class="secno">6. </span>Communicating with a networked service</a><ul class="toc"><li class="tocline"><a href="#attributes-1" class="tocxref"><span class="secno">6.1 </span>Attributes</a></li><li class="tocline"><a href="#states" class="tocxref"><span class="secno">6.2 </span>States</a></li><li class="tocline"><a href="#events-1" class="tocxref"><span class="secno">6.3 </span>Events</a></li></ul></li><li class="tocline"><a href="#service-discovery" class="tocxrf"><span class="secno">7. </span>Service Discovery</a><ul class="toc"><li class="tocline"><a href="#zeroconf--mdns---dns-sd" class="tocxref"><span class="secno">7.1 </span>Zeroconf (<acronym title="Multicast DNS"><acronym title="Multicast DNS">mDNS</acronym></acronym> + <acronym title="Domain Name System"><acronym title="Domain Name System">DNS</acronym></acronym>-<acronym title="Service Discovery"><acronym title="Service Discovery">SD</acronym></acronym>)</a></li><li class="tocline"><a href="#universal-plug-and-play--upnp" class="tocxref"><span class="secno">7.2 </span>Universal Plug-and-Play (<acronym title="Universal Plug-and-Play"><acronym title="Universal Plug-and-Play">UPnP</acronym></acronym>)</a></li><li class="tocline"><a href="#network-topology-monitoring" class="tocxref"><span class="secno">7.3 </span>Network Topology Monitoring</a></li></ul></li><li class="tocline"><a href="#garbage-collection" class="tocxref"><span class="secno">8. </span>Garbage collection</a></li><li class="tocline"><a href="use-cases-and-requirements" class="tocxref"><span class="secno">9. </span>Use Cases and Requirements</a></li><li class="tocline"><a href="#examples" class="tocxref"><span class="secno">A. </span>Examples</a></li><li class="tocline"><a href="#acknowledgements" class="tocxref"><span class="secno">B. </span>Acknowledgements</a></li><li class="tocline"><a href="#references" class="tocxref"><span class="secno">C. </span>References</a><ul class="toc"><li class="tocline"><a href="#normative-references" class="tocxref"><span class="secno">C.1 </span>Normative references</a></li></ul></li></ul></div>
+ </div><div id="sotd" class="introductory section" about="#sotd" typeof="bibo:Chapter">
+ <h2>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 <acronym title="World Wide Web Consortium">W3C</acronym> publications and the latest revision
+ of this technical report can be found in the <a href="http://www.w3.org/TR/"><acronym title="World Wide Web Consortium">W3C</acronym> technical reports
+ index</a> at http://www.w3.org/TR/.</em></p>
+
+ <p>
+ This document represents the early consensus of the group on the scope and features of the proposed
+ <acronym title="Application Programming Interface">API</acronym>.
+ </p>
+
+ <p>
+ This document was published by the <a href="http://www.w3.org/2009/dap/">Device APIs and Policy Working Group</a> as
+ a
+ Editor's Draft.
+ This document is intended to become a <acronym title="World Wide Web Consortium">W3C</acronym> Recommendation.
+ If you wish to make comments regarding this document, please send them to
+ <a href="mailto:public-device-apis@w3.org">public-device-apis@w3.org</a>
+ (<a href="mailto:public-device-apis-request@w3.org?subject=subscribe">subscribe</a>,
+ <a href="http://lists.w3.org/Archives/Public/public-device-apis/">archives</a>).
+
+
+ All feedback is welcome.
+ </p>
+
+ <p>
+ Publication as a Editor's Draft does not imply endorsement by the <acronym title="World Wide Web Consortium">W3C</acronym> 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>
+ This document was produced by a group operating under the
+ <a href="http://www.w3.org/Consortium/Patent-Policy-20040205/">5 February 2004 <acronym title="World Wide Web Consortium">W3C</acronym> Patent Policy</a>.
+
+ <acronym title="World Wide Web Consortium">W3C</acronym> maintains a <a href="http://www.w3.org/2004/01/pp-impl/43696/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 <acronym title="World Wide Web Consortium">W3C</acronym> Patent Policy</a>.
+ </p>
+ </div><div id="toc" about="#toc" typeof="bibo:Chapter" class="section"><h2 class="introductory">Table of Contents</h2><ul class="toc"><li class="tocline"><a href="#introduction" class="tocxref"><span class="secno">1. </span>Introduction</a></li><li class="tocline"><a href="#conformance" class="tocxref"><span class="secno">2. </span>Conformance</a><ul class="toc"><li class="tocline"><a href="#dependencies" class="tocxref"><span class="secno">2.1 </span>Dependencies</a></li></ul></li><li class="tocline"><a href="#terminology" class="tocxref"><span class="secno">3. </span>Terminology</a></li><li class="tocline"><a href="#requesting-networked-services" class="tocxref"><span class="secno">4. </span>Requesting networked services</a><ul class="toc"><li class="tocline"><a href="#methods" class="tocxref"><span class="secno">4.1 </span>Methods</a></li><li class="tocline"><a href="#error-handling" class="tocxref"><span class="secno">4.2 </span>Error Handling</a></li></ul></li><li class="tocline"><a href="#obtainig-networked-services" class="tocxref"><span class="secno">5. </span>Obtaining networked services</a><ul class="toc"><li class="tocline"><a href="#attributes" class="tocxref"><span class="secno">5.1 </span>Attributes</a></li><li class="tocline"><a href="#methods-1" class="tocxref"><span class="secno">5.2 </span>Methods</a></li><li class="tocline"><a href="#events" class="tocxref"><span class="secno">5.3 </span>Events</a></li></ul></li><li class="tocline"><a href="#communicating-with-a-networked-service" class="tocxref"><span class="secno">6. </span>Communicating with a networked service</a><ul class="toc"><li class="tocline"><a href="#attributes-1" class="tocxref"><span class="secno">6.1 </span>Attributes</a></li><li class="tocline"><a href="#states" class="tocxref"><span class="secno">6.2 </span>States</a></li><li class="tocline"><a href="#events-1" class="tocxref"><span class="secno">6.3 </span>Events</a></li></ul></li><li class="tocline"><a href="#service-discovery" class="tocxref"><span class="secno">7. /span>Service Discovery</a><ul class="toc"><li class="tocline"><a href="#zeroconf--mdns---dns-sd" class="tocxref"><span class="secno">7.1 </span>Zeroconf (<acronym title="Multicast DNS"><acronym title="Multicast DNS">mDNS</acronym></acronym> + <acronym title="Domain Name System"><acronym title="Domain Name System">DNS</acronym></acronym>-<acronym title="Service Discovery"><acronym title="Service Discovery">SD</acronym></acronym>)</a></li><li class="tocline"><a href="#universal-plug-and-play--upnp" class="tocxref"><span class="secno">7.2 </span>Universal Plug-and-Play (<acronym title="Universal Plug-and-Play"><acronym title="Universal Plug-and-Play">UPnP</acronym></acronym>)</a></li><li class="tocline"><a href="#network-topology-monitoring" class="tocxref"><span class="secno">7.3 </span>Network Topology Monitoring</a></li></ul></li><li class="tocline"><a href="#garbage-collection" class="tocxref"><span class="secno">8. </span>Garbage collection</a></li><li class="tocline"><a href="#use-cases-and-requirements class="tocxref"><span class="secno">9. </span>Use Cases and Requirements</a></li><li class="tocline"><a href="#examples" class="tocxref"><span class="secno">A. </span>Examples</a></li><li class="tocline"><a href="#acknowledgements" class="tocxref"><span class="secno">B. </span>Acknowledgements</a></li><li class="tocline"><a href="#references" class="tocxref"><span class="secno">C. </span>References</a><ul class="toc"><li class="tocline"><a href="#normative-references" class="tocxref"><span class="secno">C.1 </span>Normative references</a></li></ul></li></ul></div>
@@ -893,19 +948,19 @@
<div class="example">
<p>Example of requesting a <acronym title="Domain Name System">DNS</acronym>-<acronym title="Service Discovery">SD</acronym> advertised service:</p>
<hr>
- <div><div id="highlighter_631369" class="syntaxhighlighter nogutter js"><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="js keyword">function</code> <code class="js plain">showServices( services ) {</code></div><div class="line number2 index1 alt1"><code class="js spaces"> </code><code class="js comments">// Show a list of all the services provided to the web page</code></div><div class="line number3 index2 alt2"><code class="js spaces"> </code><code class="js keyword">for</code><code class="js plain">(</code><code class="js keyword">var</code> <code class="js plain">i = 0, l = services.length; i < l; i++) console.log( services[i].name );</code></div><div class="line number4 index3 alt1"><code class="js plain">}</code></div><div class="line number5 index4 alt2"> </div><div class="line number6 index5 alt1"><code class="js plain">navigator.getNetworkServices(</code><cod class="js string">'zeroconf:_boxee-jsonrpc._tcp'</code><code class="js plain">, showServices);</code></div></div></td></tr></tbody></table></div></div>
+ <div><div id="highlighter_667967" class="syntaxhighlighter nogutter js"><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="js keyword">function</code> <code class="js plain">showServices( services ) {</code></div><div class="line number2 index1 alt1"><code class="js spaces"> </code><code class="js comments">// Show a list of all the services provided to the web page</code></div><div class="line number3 index2 alt2"><code class="js spaces"> </code><code class="js keyword">for</code><code class="js plain">(</code><code class="js keyword">var</code> <code class="js plain">i = 0, l = services.length; i < l; i++) console.log( services[i].name );</code></div><div class="line number4 index3 alt1"><code class="js plain">}</code></div><div class="line number5 index4 alt2"> </div><div class="line number6 index5 alt1"><code class="js plain">navigator.getNetworkServices(</code><cod class="js string">'zeroconf:_boxee-jsonrpc._tcp'</code><code class="js plain">, showServices);</code></div></div></td></tr></tbody></table></div></div>
</div>
<div class="example">
<p>Example of requesting a <acronym title="Universal Plug-and-Play">UPnP</acronym> advertised service, also handling error conditions:</p>
<hr>
- <div><div id="highlighter_906369" class="syntaxhighlighter nogutter js"><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="js keyword">function</code> <code class="js plain">showServices( services ) {</code></div><div class="line number2 index1 alt1"><code class="js spaces"> </code><code class="js comments">// Show a list of all the services provided to the web page</code></div><div class="line number3 index2 alt2"><code class="js spaces"> </code><code class="js keyword">for</code><code class="js plain">(</code><code class="js keyword">var</code> <code class="js plain">i = 0, l = services.length; i < l; i++) console.log( services[i].name );</code></div><div class="line number4 index3 alt1"><code class="js plain">}</code></div><div class="line number5 index4 alt2"> </div><div class="line number6 index5 alt1"><code class="js keyword">function</code> <code class="js plain>error( e ) {</code></div><div class="line number7 index6 alt2"><code class="js spaces"> </code><code class="js plain">console.log( </code><code class="js string">"Error occurred: "</code> <code class="js plain">+ e.code );</code></div><div class="line number8 index7 alt1"><code class="js plain">}</code></div><div class="line number9 index8 alt2"> </div><div class="line number10 index9 alt1"><code class="js plain">navigator.getNetworkServices(</code><code class="js string">'upnp:urn:schemas-upnp-org:service:ContentDirectory:1'</code><code class="js plain">, showServices, error);</code></div></div></td></tr></tbody></table></div></div>
+ <div><div id="highlighter_95512" class="syntaxhighlighter nogutter js"><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="js keyword">function</code> <code class="js plain">showServices( services ) {</code></div><div class="line number2 index1 alt1"><code class="js spaces"> </code><code class="js comments">// Show a list of all the services provided to the web page</code></div><div class="line number3 index2 alt2"><code class="js spaces"> </code><code class="js keyword">for</code><code class="js plain">(</code><code class="js keyword">var</code> <code class="js plain">i = 0, l = services.length; i < l; i++) console.log( services[i].name );</code></div><div class="line number4 index3 alt1"><code class="js plain">}</code></div><div class="line number5 index4 alt2"> </div><div class="line number6 index5 alt1"><code class="js keyword">function</code> <code class="js plain"error( e ) {</code></div><div class="line number7 index6 alt2"><code class="js spaces"> </code><code class="js plain">console.log( </code><code class="js string">"Error occurred: "</code> <code class="js plain">+ e.code );</code></div><div class="line number8 index7 alt1"><code class="js plain">}</code></div><div class="line number9 index8 alt2"> </div><div class="line number10 index9 alt1"><code class="js plain">navigator.getNetworkServices(</code><code class="js string">'upnp:urn:schemas-upnp-org:service:ContentDirectory:1'</code><code class="js plain">, showServices, error);</code></div></div></td></tr></tbody></table></div></div>
</div>
<div class="example">
<p>Example of requesting either a <acronym title="Domain Name System">DNS</acronym>-<acronym title="Service Discovery">SD</acronym> or <acronym title="Universal Plug-and-Play">UPnP</acronym> advertised service:</p>
<hr>
- <div><div id="highlighter_284052" class="syntaxhighlighter nogutter js"><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="js keyword">function</code> <code class="js plain">showServices( services ) {</code></div><div class="line number2 index1 alt1"><code class="js spaces"> </code><code class="js comments">// Show a list of all the services provided to the web page (+ service type)</code></div><div class="line number3 index2 alt2"><code class="js spaces"> </code><code class="js keyword">for</code><code class="js plain">(</code><code class="js keyword">var</code> <code class="js plain">i = 0, l = services.length; i < l; i++)</code></div><div class="line number4 index3 alt1"><code class="js spaces"> </code><code class="js plain">console.log( services[i].name + </code><code class="js string">'('</code> <code class="js plain">+ services[i].type + <code><code class="js string">')'</code> <code class="js plain">);</code></div><div class="line number5 index4 alt2"><code class="js plain">}</code></div><div class="line number6 index5 alt1"> </div><div class="line number7 index6 alt2"><code class="js plain">navigator.getNetworkServices([</code></div><div class="line number8 index7 alt1"><code class="js spaces"> </code><code class="js string">'zeroconf:_boxee-jsonrpc._tcp'</code><code class="js plain">,</code></div><div class="line number9 index8 alt2"><code class="js spaces"> </code><code class="js string">'upnp:urn:schemas-upnp-org:service:ContentDirectory:1'</code></div><div class="line number10 index9 alt1"><code class="js plain">], showServices);</code></div></div></td></tr></tbody></table></div></div>
+ <div><div id="highlighter_135617" class="syntaxhighlighter nogutter js"><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="js keyword">function</code> <code class="js plain">showServices( services ) {</code></div><div class="line number2 index1 alt1"><code class="js spaces"> </code><code class="js comments">// Show a list of all the services provided to the web page (+ service type)</code></div><div class="line number3 index2 alt2"><code class="js spaces"> </code><code class="js keyword">for</code><code class="js plain">(</code><code class="js keyword">var</code> <code class="js plain">i = 0, l = services.length; i < l; i++)</code></div><div class="line number4 index3 alt1"><code class="js spaces"> </code><code class="js plain">console.log( services[i].name + </code><code class="js string">'('</code> <code class="js plain">+ services[i].type + <code><code class="js string">')'</code> <code class="js plain">);</code></div><div class="line number5 index4 alt2"><code class="js plain">}</code></div><div class="line number6 index5 alt1"> </div><div class="line number7 index6 alt2"><code class="js plain">navigator.getNetworkServices([</code></div><div class="line number8 index7 alt1"><code class="js spaces"> </code><code class="js string">'zeroconf:_boxee-jsonrpc._tcp'</code><code class="js plain">,</code></div><div class="line number9 index8 alt2"><code class="js spaces"> </code><code class="js string">'upnp:urn:schemas-upnp-org:service:ContentDirectory:1'</code></div><div class="line number10 index9 alt1"><code class="js plain">], showServices);</code></div></div></td></tr></tbody></table></div></div>
</div>
<p>For more detailed examples see the <a href="#examples" class="sec-ref">Examples</a> section.
@@ -1074,9 +1129,6 @@
</p>
<ol class="rule">
- <li>
- If <var>successCallback</var> is empty or is not an object of type <code>Function</code> then the <a href="#dfn-user-agent" class="internalDFN">user agent</a> <em class="rfc2119" title="must">must</em> abort these steps.
- </li>
<li>
Let <var>requested control types</var> be initially set to an empty array.
@@ -1176,7 +1228,7 @@
Add the <var>service</var>'s <code>url</code> parameter to the <a href="#dfn-entry-script-origin-s-url-whitelist" class="internalDFN">entry script origin's <acronym title="Uniform Resource Locator"><acronym title="Uniform Resource Locator">URL</acronym></acronym> whitelist</a>.
</li>
<li>
- If <var>service</var> was originally created from a <acronym title="Universal Plug-and-Play">UPnP</acronym> discovery process and the <var>service</var>'s <code>eventsUrl</code> parameter is not empty then <a href="#dfn-setup-a-upnp-events-subscription" class="internalDFN">setup a <acronym title="Universal Plug-and-Play">UPnP</acronym> Events Subscription</a> for <var>service</var>.
+ If <var>service</var>'s <code>type</code> parameter begins with the DOMString "<code>upnp:</code>" and the <var>service</var>'s <code>eventsUrl</code> parameter is not empty then <a href="#dfn-setup-a-upnp-events-subscription" class="internalDFN">setup a <acronym title="Universal Plug-and-Play">UPnP</acronym> Events Subscription</a> for <var>service</var>.
</li>
</ol>
</li>
@@ -1186,7 +1238,7 @@
</li>
<li>
- Set <var>services manager</var>'s <code>servicesAvailable</code> attribute to the length of <var>services</var>.
+ Set <var>services manager</var>'s <a href="#dom-networkservices-servicesavailable"><code>servicesAvailable</code></a> attribute to the length of <var>services</var>.
</li>
<li>
@@ -1331,17 +1383,22 @@
<p>
The <dfn id="dom-networkservices-servicesavailable"><code>servicesAvailable</code></dfn> attribute <em class="rfc2119" title="must">must</em> return the number of services available in the
user's network that match the <a href="#dfn-valid-service-type" class="internalDFN">valid service type</a> that was initially used to create the current <a href="#networkservices"><code>NetworkServices</code></a> object.
- By default, <a href="#dom-networkservices-servicesavailable"><code>servicesAvailable</code></a> <em class="rfc2119" title="must">must</em> be set to <code>1</code>.
</p>
<p>
- When a previously unknown instance of a networked service matching one or the requested <a href="#dfn-valid-service-type">valid service types</a> becomes available on the user's current network, the <a href="#dfn-user-agent" class="internalDFN">user agent</a> <em class="rfc2119" title="must">must</em> fire a new simple
- event at the <a href="#dom-networkservices-onserviceavailable"><code>onserviceavailable</code></a> event handler.
+ When a previously unknown instance of a networked service matching one of the requested <a href="#dfn-valid-service-type">valid service types</a> becomes available on the user's current network, the <a href="#dfn-user-agent" class="internalDFN">user agent</a> <em class="rfc2119" title="must">must</em> increment the <a href="#dom-networkservices-servicesavailable"><code>servicesAvailable</code></a> attribute by <code>1</code> and then
+ <a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">queue a task</a>
+ to dispatch a newly created event with the name <code>serviceavailable</code> that uses the <code>Event</code> interface, which does
+ not bubble, is not cancellable, and has no default action, at the current <a href="#networkservices"><code>NetworkServices</code></a>
+ object.
</p>
<p>
- When a previously known instance of a networked service matching one or the requested <a href="#dfn-valid-service-type">valid service types</a> becomes unavailable on the user's current network, the <a href="#dfn-user-agent" class="internalDFN">user agent</a> <em class="rfc2119" title="must">must</em> fire a new simple
- event at the <a href="#dom-networkservices-onserviceunavailable"><code>onserviceunavailable</code></a> event handler.
+ When a previously known instance of a networked service matching one of the requested <a href="#dfn-valid-service-type">valid service types</a> becomes unavailable on the user's current network, the <a href="#dfn-user-agent" class="internalDFN">user agent</a> <em class="rfc2119" title="must">must</em> decrement the <a href="#dom-networkservices-servicesavailable"><code>servicesAvailable</code></a> attribute by <code>1</code> and then
+ <a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">queue a task</a>
+ to dispatch a newly created event with the name <code>serviceunavailable</code> that uses the <code>Event</code> interface, which does
+ not bubble, is not cancellable, and has no default action, at the current <a href="#networkservices"><code>NetworkServices</code></a>
+ object.
</p>
</div>
@@ -1384,7 +1441,7 @@
</dl>
<p>
- A <a href="#networkservices"><code>NetworkServices</code></a> object represents the current list of zero or more <a href="#current_authorized_services" class="internalDFN">current authorized services</a>, of which zero or more can be available at a time. Each item in <a href="#current_authorized_services" class="internalDFN">current authorized services</a> is represented by a <a href="#networkservice"><code>NetworkService</code></a> object.
+ A <a href="#networkservices"><code>NetworkServices</code></a> object represents the current list of zero or more <a href="#current_authorized_services" class="internalDFN">current authorized services</a>, of which zero or more can be available at a time. Each item in <a href="#current_authorized_services" class="internalDFN">current authorized services</a> is represented by a <a href="#networkservice"><code>NetworkService</code></a> object. The list of <a href="#current_authorized_services" class="internalDFN">current authorized services</a> is <span>immutable</span> meaning that it cannot be modified for the lifetime of a <a href="#networkservices"><code>NetworkServices</code></a> object.
</p>
<p class="note">
@@ -1476,13 +1533,13 @@
readonly attribute DOMString <a href="#dom-networkservice-url">url</a>;
readonly attribute DOMString <a href="#dom-networkservice-config">config</a>;
- const unsigned short <a href="#dom-networkservice-AVAILABLE">AVAILABLE</a> = 1;
- const unsigned short <a href="#dom-networkservice-UNAVAILABLE">UNAVAILABLE</a> = 2;
- readonly attribute unsigned short <a href="#dom-networkservice-readystate">readyState</a>;
+ readonly attribute boolean <a href="#dom-networkservice-online">online</a>;
// event handler attributes
- attribute <a href="http://www.whatwg.org/specs/web-apps/current-work/multipage/webappapis.html#eventhandler" class="externalDFN">EventHandler</a> <a href="#dom-networkservice-onreadystatechange">onreadystatechange</a>;
- attribute <a href="http://www.whatwg.org/specs/web-apps/current-work/multipage/webappapis.html#eventhandler" class="externalDFN">EventHandler</a> <a href="#dom-networkservice-onmessage">onmessage</a>;
+ attribute <a href="http://www.whatwg.org/specs/web-apps/current-work/multipage/webappapis.html#eventhandler" class="externalDFN">EventHandler</a> <a href="#dom-networkservice-onserviceonline">onserviceonline</a>;
+ attribute <a href="http://www.whatwg.org/specs/web-apps/current-work/multipage/webappapis.html#eventhandler" class="externalDFN">EventHandler</a> <a href="#dom-networkservice-onserviceoffline">onserviceoffline</a>;
+
+ attribute <a href="http://www.whatwg.org/specs/web-apps/current-work/multipage/webappapis.html#eventhandler" class="externalDFN">EventHandler</a> <a href="#dom-networkservice-onnotify">onnotify</a>;
};
<a href="#networkservice">NetworkService</a> implements <a href="http://dvcs.w3.org/hg/domcore/raw-file/tip/Overview.html#interface-eventtarget" class="externalDFN">EventTarget</a>;
@@ -1584,47 +1641,21 @@
<dt>
<var title="">service</var>
.
- <code title="dom-networkservice-readystate">
- <a href="#dom-networkservice-readystate">readyState</a>
+ <code title="dom-networkservice-online">
+ <a href="#dom-networkservice-online">online</a>
</code>
</dt>
<dd>
<p>
- Returns the current state.
+ Returns <code>true</code> if the service is reporting that it is accessible on the local network or <code>false</code> if the service is reporting that it is no longer accessible (temporarily or permanently) on the local network.
</p>
</dd>
</dl>
- A <a href="#networkservice"><code>NetworkService</code></a> object can be in several states. The <dfn id="dom-networkservice-readystate"><code>readyState</code></dfn> attribute <em class="rfc2119" title="must">must</em> return the current state of the networked service,
- which <em class="rfc2119" title="must">must</em> be one of the following values:
-
- <dl>
- <dt>
- <dfn id="dom-networkservice-AVAILABLE" title="dom-networkservice-AVAILABLE">
- <code>AVAILABLE</code>
- </dfn>
- (numeric value
- 1)
-
-
- </dt>
- <dd>
- <p>The object is connected to its service endpoint.
-
- </p>
- </dd>
- <dt>
- <dfn id="dom-networkservice-UNAVAILABLE" title="dom-networkservice-UNAVAILABLE">
- <code>UNAVAILABLE</code>
- </dfn>
- (numeric value
- 2)
- </dt>
- <dd>
- <p>The object is not connected to its service endpoint.
- </p>
- </dd>
- </dl>
+ <p>
+ The <dfn id="dom-networkservice-config"><code>online</code></dfn> attribute indicates whether the service is reporting itself as being
+ either <var>online</var>, and therefore accessible on the local network, in which case this attribute will return <code>true</code> or, <var>offline</var>, and therefore not accessible on the local network, either temporarily or permanently, in which case this attribute will return <code>false</code>. This attribute <em class="rfc2119" title="must">must</em> default to <code>true</code>.
+ </p>
</section>
@@ -1650,33 +1681,39 @@
<tbody>
<tr>
<td>
- <dfn id="dom-networkservice-onmessage" title="dom-NetworkService-onmessage">
- <code>onmessage</code>
+ <dfn id="dom-networkservice-onnotify" title="dom-NetworkService-onnotify">
+ <code>onnotify</code>
</dfn>
</td>
<td>
- <code title="event-message">message</code>
+ <code title="event-notify">notify</code>
</td>
</tr>
<tr>
<td>
- <dfn id="dom-networkservice-onreadystatechange" title="dom-NetworkService-onreadystatechange">
- <code>onreadystatechange</code>
+ <dfn id="dom-networkservice-onserviceonline" title="dom-NetworkService-onserviceonline">
+ <code>onserviceonline</code>
</dfn>
</td>
<td>
- <code title="event-onreadystatechange">readystatechange</code>
+ <code title="event-onserviceonline">serviceonline</code>
+ </td>
+ </tr>
+ <tr>
+ <td>
+ <dfn id="dom-networkservice-offserviceoffline" title="dom-NetworkService-onserviceoffline">
+ <code>onserviceoffline</code>
+ </dfn>
+ </td>
+ <td>
+ <code title="event-onserviceoffline">serviceoffline</code>
</td>
</tr>
</tbody>
</table>
<p>
- Events with an event type of <code>message</code> defined in this specification are <a href="http://dev.w3.org/html5/postmsg/#messageevent" class="externalDFN"><code>MessageEvent</code></a> objects as defined in [<cite><a class="bibref" rel="biblioentry" href="#bib-WEBMESSAGING">WEBMESSAGING</a></cite>].
- </p>
-
- <p>
- Events with an event type of <code>readystatechange</code> defined in this specification are simple <code>Event</code> objects.
+ Events with an event type of <code>notify</code>, <code>serviceonline</code> or <code>serviceoffline</code> defined in this specification are simple <code>Event</code> objects.
</p>
</section>
@@ -1686,7 +1723,7 @@
<!--OddPage--><h2><span class="secno">7. </span>Service Discovery</h2>
<p>
- A <a href="#dfn-user-agent" class="internalDFN">user agent</a> conforming to this specification <em class="rfc2119" title="may">may</em> implement <acronym title="Simple Service Discovery Protocol"><acronym title="Simple Service Discovery Protocol">SSDP</acronym></acronym> [<cite><a class="bibref" rel="biblioentry" href="#bib-UPNP">UPNP</a></cite>] and Zeroconf [<cite><a class="bibref" rel="biblioentry" href="#bib-ZEROCONF">ZEROCONF</a></cite>] service discovery mechanisms
+ A <a href="#dfn-user-agent" class="internalDFN">user agent</a> conforming to this specification <em class="rfc2119" title="may">may</em> implement <acronym title="Simple Service Discovery Protocol"><acronym title="Simple Service Discovery Protocol">SSDP</acronym></acronym> [<cite><a class="bibref" rel="biblioentry" href="#bib-UPNP">UPNP</a></cite>] and Zeroconf [<cite><a class="bibref" rel="biblioentry" href="#bib-DNS-SD">DNS-SD</a></cite>] + [<cite><a class="bibref" rel="biblioentry" href="#bib-MDNS">MDNS</a></cite>] service discovery mechanisms
to enable Web pages to request and connect with <acronym title="Hypertext Transfer Protocol">HTTP</acronym> services running on networked devices, discovered via either mechanism, through this <acronym title="Application Programming Interface">API</acronym>. When a <a href="#dfn-user-agent" class="internalDFN">user agent</a> implements either of these service discovery mechanisms, then it <em class="rfc2119" title="must">must</em> conform to the corresponding algorithms provided in this section of the specification.
</p>
<p>
@@ -1771,7 +1808,17 @@
<a href="#networkservice"><code>NetworkService</code></a> object.
</li>
<li>
- Increment the <code>servicesAvailable</code> attribute of the <a href="#networkservices"><code>NetworkServices</code></a> object by <code>1</code>.
+ Increment the <a href="#dom-networkservices-servicesavailable"><code>servicesAvailable</code></a> attribute of the <a href="#networkservices"><code>NetworkServices</code></a> object by <code>1</code>.
+ </li>
+ <li>
+ <a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">Queue a task</a>
+ to dispatch a newly created event with the name <code>serviceavailable</code> that uses the <code>Event</code> interface, which does not bubble, is not cancellable, and has no default action, at the current
+ <a href="#networkservices"><code>NetworkServices</code></a> object.
+ </li>
+ <li>
+ <a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">Queue a task</a>
+ to dispatch a newly created event with the name <code>serviceonline</code> that uses the <code>Event</code> interface, which does not bubble, is not cancellable, and has no default action, at the current
+ <a href="#networkservice"><code>NetworkService</code></a> object.
</li>
</ol>
</li>
@@ -1881,9 +1928,13 @@
<a href="#networkservice"><code>NetworkService</code></a> object.
</li>
<li>
- If the <var>announcement type</var> equals <code>ssdp:alive</code> then Increment the <code>servicesAvailable</code> attribute of the <a href="#networkservices"><code>NetworkServices</code></a>
- object by <code>1</code>. Otherwise, decrement the <code>servicesAvailable</code> attribute of the <a href="#networkservices"><code>NetworkServices</code></a>
- object by <code>1</code>.
+ If the <var>announcement type</var> equals <code>ssdp:alive</code> then Increment the <a href="#dom-networkservices-servicesavailable"><code>servicesAvailable</code></a> attribute of the <a href="#networkservices"><code>NetworkServices</code></a>
+ object by <code>1</code> and then <a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">queue a task</a>
+ to dispatch a newly created event with the name <code>serviceonline</code> that uses the <code>Event</code> interface, which does not bubble, is not cancellable, and has no default action, at the current
+ <a href="#networkservice"><code>NetworkService</code></a> object. Otherwise, decrement the <a href="#dom-networkservices-servicesavailable"><code>servicesAvailable</code></a> attribute of the <a href="#networkservices"><code>NetworkServices</code></a>
+ object by <code>1</code> and then <a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">queue a task</a>
+ to dispatch a newly created event with the name <code>serviceoffline</code> that uses the <code>Event</code> interface, which does not bubble, is not cancellable, and has no default action, at the current
+ <a href="#networkservice"><code>NetworkService</code></a> object..
</li>
</ol>
</li>
@@ -1905,7 +1956,7 @@
</li>
<li>
- Send a <acronym title="Hypertext Transfer Protocol">HTTP</acronym> SUBSCRIBE request with a <em>NT</em> header with a string value of <code>upnp:event</code>, a <em>TIMEOUT</em> header with an integer value of
+ Send a <acronym title="Hypertext Transfer Protocol">HTTP</acronym> SUBSCRIBE request with a <em>NT</em> header with a string value of <code>upnp:event</code>, a <em>TIMEOUT</em> header with an integer value ofƒ
<code>86400</code> and a <em>CALLBACK</em> header
with a string value of <var>callback <acronym title="Uniform Resource Locator">URL</acronym></var> towards the <var>network service record</var>'s <code>eventsUrl</code> property.
</li>
@@ -1957,15 +2008,15 @@
Let <var>content clone</var> be the result of obtaining the message body of the <acronym title="Hypertext Transfer Protocol">HTTP</acronym> NOTIFY request. If <var>content clone</var> is empty, then the <a href="#dfn-user-agent" class="internalDFN">user agent</a> <em class="rfc2119" title="must">must</em> abort these steps.
</li>
<li>
- Create a new <code>message</code> event that uses the <a href="http://dev.w3.org/html5/postmsg/#messageevent" class="externalDFN"><code>MessageEvent</code></a> interface [<cite><a class="bibref" rel="biblioentry" href="#bib-WEBMESSAGING">WEBMESSAGING</a></cite>], with the name <code>message</code>,
- which does not bubble, is not cancelable, and has no default action.
+ Let <var>notification event</var> be a new simple event that uses the <code>Event</code> interface with the name <code>notify</code>,
+ which does not bubble, is not cancellable, and has no default action.
</li>
<li>
- Let the <code>data</code> attribute of the event have the DOMString value of <var>content clone</var>.
+ Let the <code>data</code> attribute of <var>notification event</var> have the DOMString value of <var>content clone</var>.
</li>
<li>
<a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">Queue a task</a> to
- dispatch the newly created event at the current <a href="#networkservice" class="internalDFN"><code>NetworkService</code></a> object.
+ dispatch <var>notification event</var> at the current <a href="#networkservice" class="internalDFN"><code>NetworkService</code></a> object.
</li>
</ol>
</li>
@@ -1994,17 +2045,30 @@
<ol class="rule">
<li>
- Set the <a href="#dom-networkservice-readystate"><code>readyState</code></a> attribute to <code>2</code> (<a href="#dom-networkservice-UNAVAILABLE"><code>UNAVAILABLE</code></a>).
+ Set the <a href="#dom-networkservice-online"><code>online</code></a> attribute to <code>false</code>.
</li>
<li>
- Create a new <code>readystatechange</code> event that uses the <code>Event</code> interface which does not bubble, is not cancelable, and has no default action.
- </li>
- <li>
- <a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">Queue a task</a> to
- dispatch the newly created event at the <a href="#networkservice"><code>NetworkService</code></a> object.
- </li>
- </ol>
+ <a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">Queue a task</a>
+ to dispatch a newly created event with the name <code>serviceoffline</code> that uses the <code>Event</code> interface, which does not bubble, is not cancellable, and has no default action, at the current
+ <a href="#networkservice"><code>NetworkService</code></a> object.
+ </li></ol>
</li>
+ <li>
+ For each <a href="#networkservices"><code>NetworkServices</code></a> object currently active in the <a href="#dfn-user-agent" class="internalDFN">user agent</a> perform the following steps:
+
+ <ol class="rule">
+ <li>
+ Let <var>number of available services</var> equal the value of <a href="#networkservices"><code>NetworkServices</code></a>'s <a href="#dom-networkservices-servicesavailable"><code>servicesAvailable</code></a> attribute.
+ </li>
+ <li>
+ Set the <a href="#networkservices"><code>NetworkServices</code></a>'s <a href="#dom-networkservices-servicesavailable"><code>servicesAvailable</code></a> attribute to zero (<code>0</code>).
+ </li>
+ <li>
+ For each <var>available service</var> in <var>number of available services</var> the <a href="#dfn-user-agent" class="internalDFN">user agent</a> <em class="rfc2119" title="must">must</em> fire a new simple event with the name <code>serviceunavailable</code> that has no default action, does not bubble and is not cancellable, at the current <a href="#networkservices"><code>NetworkServices</code></a> object.
+ </li>
+ </ol>
+ </li>
+
</ol>
<p>
@@ -2013,7 +2077,7 @@
<ol class="rule">
<li>
- Re-issue an <acronym title="Multicast DNS">mDNS</acronym> search and <acronym title="Simple Service Discovery Protocol">SSDP</acronym> discovery search and handle the responses according to the processing defined in <a href="#service-discovery" class="sec-ref">Section 6: Service Discovery</a>.
+ Re-issue an <acronym title="Multicast DNS">mDNS</acronym> search and <acronym title="Simple Service Discovery Protocol">SSDP</acronym> discovery search using all of the <a href="#dfn-valid-service-type" class="internalDFN">valid service type</a> tokens initially provided to all active <a href="#networkservices"><code>NetworkServices</code></a> objects and handle all discovery responses according to the processing defined in <a href="#service-discovery" class="sec-ref">Section 7: Service Discovery</a>.
</li>
</ol>
</div>
@@ -2113,7 +2177,7 @@
</p><p>The button is re-enabled only when the connected network service disconnects for whatever reason (the service becomes unavailable on the network, the user disconnects from their current network or the user revokes access to the service from the current web page). At this point the user can re-click the button to select a new network service to connect to the web page and the above steps are repeated.</p>
<p>The provided service type identifier and service interaction used in this example is based on the well-defined service type and messaging format supported by the <a href="http://xbmc.org/about/">XBMC Media Server</a>. </p>
<hr>
- <div><div id="highlighter_169377" class="syntaxhighlighter nogutter js"><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="js plain"><input type=</code><code class="js string">"button"</code> <code class="js plain">value=</code><code class="js string">"Start"</code> <code class="js plain">onclick=</code><code class="js string">"start()"</code> <code class="js plain">id=</code><code class="js string">"startBtn"</code><code class="js plain">/></code></div><div class="line number2 index1 alt1"><code class="js plain"><div id=</code><code class="js string">"debugconsole"</code><code class="js plain">></div></code></div><div class="line number3 index2 alt2"> </div><div class="line number4 index3 alt1"><code class="js plain"><script></code></div><div class="line number5 index4 alt2"><code class="js spaces"> </code><code class="js keyword">var</code> <code class="js plin">startBtn = document.getElementById(</code><code class="js string">'startBtn'</code><code class="js plain">),</code></div><div class="line number6 index5 alt1"><code class="js spaces"> </code><code class="js plain">debug = document.getElementById(</code><code class="js string">'debugconsole'</code><code class="js plain">);</code></div><div class="line number7 index6 alt2"> </div><div class="line number8 index7 alt1"><code class="js spaces"> </code><code class="js keyword">function</code> <code class="js plain">start() {</code></div><div class="line number9 index8 alt2"><code class="js spaces"> </code><code class="js keyword">if</code><code class="js plain">(navigator.getNetworkServices) {</code></div><div class="line number10 index9 alt1"><code class="js spaces"> </code><code class="js plain">navigator.getNetworkServices(</code><code class="js string">'zeroconf:_xbmc-jsonrpc._tcp'</code><code class="js plain">, gotBMCService, error);</code></div><div class="line number11 index10 alt2"><code class="js spaces"> </code><code class="js plain">startBtn.disabled = </code><code class="js keyword">true</code><code class="js plain">;</code></div><div class="line number12 index11 alt1"><code class="js spaces"> </code><code class="js plain">} </code><code class="js keyword">else</code> <code class="js plain">{</code></div><div class="line number13 index12 alt2"><code class="js spaces"> </code><code class="js plain">debug.innerHTML += </code><code class="js string">"<br>Service Discovery <acronym title="</code><code class="js plain">Application Programming Interface</code><code class="js string">">API</acronym> not supported!"</code><code class="js plain">;</code></div><div class="line number14 index13 alt1"><code class="js spaces"> </code><code class="js plain">}</code></div><div class="line number15 index14alt2"><code class="js spaces"> </code><code class="js plain">}</code></div><div class="line number16 index15 alt1"> </div><div class="line number17 index16 alt2"><code class="js spaces"> </code><code class="js keyword">function</code> <code class="js plain">gotXBMCService(services) {</code></div><div class="line number18 index17 alt1"> </div><div class="line number19 index18 alt2"><code class="js comments">// Listen for service disconnect messages</code></div><div class="line number20 index19 alt1"> </div><div class="line number21 index20 alt2"><code class="js spaces"> </code><code class="js plain">services[0].addEventListener(</code><code class="js string">'readystatechange'</code><code class="js plain">, </code><code class="js keyword">function</code> <code class="js plain">( e ) {</code></div><div class="line number22 index21 alt1"><code class="js spaces"> </code><code class="js keyword">if</code><code class="js plain">(services[0].redyState === services[0].UNAVAILABLE) {</code></div><div class="line number23 index22 alt2"><code class="js spaces"> </code><code class="js plain">debug.innerHTML += </code><code class="js string">"<br>"</code> <code class="js plain">+ services[0].name + </code><code class="js string">" disconnected."</code><code class="js plain">;</code></div><div class="line number24 index23 alt1"><code class="js spaces"> </code><code class="js plain">startBtn.disabled = </code><code class="js keyword">false</code><code class="js plain">;</code></div><div class="line number25 index24 alt2"><code class="js spaces"> </code><code class="js plain">}</code></div><div class="line number26 index25 alt1"><code class="js spaces"> </code><code class="js plain">}, </code><code class="js keyword">false</code><code class="js plain">);</code></div><div class="line number27 index26 alt2"> </div><div cass="line number28 index27 alt1"><code class="js comments">// Send a service message to get albums list (and process the service response)</code></div><div class="line number29 index28 alt2"> </div><div class="line number30 index29 alt1"><code class="js spaces"> </code><code class="js keyword">var</code> <code class="js plain">svcXhr = </code><code class="js keyword">new</code> <code class="js plain">XMLHttpRequest();</code></div><div class="line number31 index30 alt2"><code class="js spaces"> </code><code class="js plain">svcXhr.open(</code><code class="js string">"POST"</code><code class="js plain">, services[0].url + </code><code class="js string">"/getAlbums"</code><code class="js plain">); </code><code class="js comments">// services[0].url and its subresources have been</code></div><div class="line number32 index31 alt1"><code class="js spaces"> nbsp; </code><code class="js comments">// whitelisted for cross-site XHR use in this</code></div><div class="line number33 index32 alt2"><code class="js spaces"> </code><code class="js comments">// current browsing context.</code></div><div class="line number34 index33 alt1"> </div><div class="line number35 index34 alt2"><code class="js spaces"> </code><code class="js plain">svcXhr.setRequestHeader(</code><code class="js string">'Content-Type'</code><cde class="js plain">, </code><code class="js string">'application/json-rpc'</code><code class="js plain">);</code></div><div class="line number36 index35 alt1"> </div><div class="line number37 index36 alt2"><code class="js spaces"> </code><code class="js plain">svcXhr.addEventListener(</code><code class="js string">'readystatechange'</code><code class="js plain">, </code><code class="js keyword">function</code> <code class="js plain">( response ) {</code></div><div class="line number38 index37 alt1"><code class="js spaces"> </code><code class="js keyword">if</code><code class="js plain">( response.readyState != 4 || response.status != 200 )</code></div><div class="line number39 index38 alt2"><code class="js spaces"> </code><code class="js keyword">return</code><code class="js plain">;</code></div><div class="line number40 index39 alt1"><code class="js spaces"> </code><code class="jsplain">debug.innerHTML += </code><code class="js string">"<br>"</code> <code class="js plain">+ services[0].name + </code><code class="js string">" response received: "</code><code class="js plain">;</code></div><div class="line number41 index40 alt2"><code class="js spaces"> </code><code class="js plain">debug.textContent += JSON.parse(response.responseText);</code></div><div class="line number42 index41 alt1"><code class="js spaces"> </code><code class="js plain">}, </code><code class="js keyword">false</code><code class="js plain">);</code></div><div class="line number43 index42 alt2"> </div><div class="line number44 index43 alt1"><code class="js spaces"> </code><code class="js keyword">var</code> <code class="js plain">svcMsg = [</code></div><div class="line number45 index44 alt2"><code class="js spaces"> </code><code class="js plain">{ </code><code class="js string">"jsonrpc"</code><code class="js plan">: </code><code class="js string">"2.0"</code><code class="js plain">, </code><code class="js string">"method"</code><code class="js plain">: </code><code class="js string">"AudioLibrary.GetAlbums"</code><code class="js plain">, </code><code class="js string">"params"</code><code class="js plain">: { </code><code class="js string">"genreid"</code><code class="js plain">: -1,</code></div><div class="line number46 index45 alt1"><code class="js spaces"> </code><code class="js string">"artistid"</code><code class="js plain">: -1, </code><code class="js string">"start"</code><code class="js plain">: -1, </code><code class="js string">"end"</code><code class="js plain">: -1 }, </code><code class="js string">"id"</code><code class="js plain">: </code><code class="js string">"1"</code> <code class="js plain">}</code></div><div class="line number47 index46 alt2"><code class="js spaces"> </code><code class="js plain">];</code></div><div class="lie number48 index47 alt1"> </div><div class="line number49 index48 alt2"><code class="js spaces"> </code><code class="js plain">svcXhr.send(JSON.stringify(svcMsg));</code></div><div class="line number50 index49 alt1"><code class="js spaces"> </code><code class="js plain">debug.innerHTML += </code><code class="js string">"<br>"</code> <code class="js plain">+ services[0].name + </code><code class="js string">" request sent: "</code><code class="js plain">;</code></div><div class="line number51 index50 alt2"><code class="js spaces"> </code><code class="js plain">debug.textContent += JSON.stringify(svcMsg);</code></div><div class="line number52 index51 alt1"> </div><div class="line number53 index52 alt2"><code class="js spaces"> </code><code class="js plain">}</code></div><div class="line number54 index53 alt1"> </div><div class="line number55 index54 alt2"><code class="js spaces"> </code><code class="js keyword">function</code> <ode class="js plain">error( err ) {</code></div><div class="line number56 index55 alt1"><code class="js spaces"> </code><code class="js plain">debug.innerHTML += </code><code class="js string">"<br>An error occurred obtaining a local network service."</code><code class="js plain">;</code></div><div class="line number57 index56 alt2"><code class="js spaces"> </code><code class="js plain">startBtn.disabled = </code><code class="js keyword">false</code><code class="js plain">;</code></div><div class="line number58 index57 alt1"><code class="js spaces"> </code><code class="js plain">}</code></div><div class="line number59 index58 alt2"><code class="js plain"></script></code></div></div></td></tr></tbody></table></div></div>
+ <div><div id="highlighter_143333" class="syntaxhighlighter nogutter js"><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="js plain"><input type=</code><code class="js string">"button"</code> <code class="js plain">value=</code><code class="js string">"Start"</code> <code class="js plain">onclick=</code><code class="js string">"start()"</code> <code class="js plain">id=</code><code class="js string">"startBtn"</code><code class="js plain">/></code></div><div class="line number2 index1 alt1"><code class="js plain"><div id=</code><code class="js string">"debugconsole"</code><code class="js plain">></div></code></div><div class="line number3 index2 alt2"> </div><div class="line number4 index3 alt1"><code class="js plain"><script></code></div><div class="line number5 index4 alt2"><code class="js spaces"> </code><code class="js keyword">var</code> <code class="js plin">startBtn = document.getElementById(</code><code class="js string">'startBtn'</code><code class="js plain">),</code></div><div class="line number6 index5 alt1"><code class="js spaces"> </code><code class="js plain">debug = document.getElementById(</code><code class="js string">'debugconsole'</code><code class="js plain">);</code></div><div class="line number7 index6 alt2"> </div><div class="line number8 index7 alt1"><code class="js spaces"> </code><code class="js keyword">function</code> <code class="js plain">start() {</code></div><div class="line number9 index8 alt2"><code class="js spaces"> </code><code class="js keyword">if</code><code class="js plain">(navigator.getNetworkServices) {</code></div><div class="line number10 index9 alt1"><code class="js spaces"> </code><code class="js plain">navigator.getNetworkServices(</code><code class="js string">'zeroconf:_xbmc-jsonrpc._tcp'</code><code class="js plain">, gotBMCService, error);</code></div><div class="line number11 index10 alt2"><code class="js spaces"> </code><code class="js plain">startBtn.disabled = </code><code class="js keyword">true</code><code class="js plain">;</code></div><div class="line number12 index11 alt1"><code class="js spaces"> </code><code class="js plain">} </code><code class="js keyword">else</code> <code class="js plain">{</code></div><div class="line number13 index12 alt2"><code class="js spaces"> </code><code class="js plain">debug.innerHTML += </code><code class="js string">"<br>Service Discovery not supported!"</code><code class="js plain">;</code></div><div class="line number14 index13 alt1"><code class="js spaces"> </code><code class="js plain">}</code></div><div class="line number15 index14 alt2"><code class="js spaces"> </code><code class="js plain">}</code></div><div class="line number16 index15 alt1"> </div><div lass="line number17 index16 alt2"><code class="js spaces"> </code><code class="js keyword">function</code> <code class="js plain">gotXBMCService(services) {</code></div><div class="line number18 index17 alt1"> </div><div class="line number19 index18 alt2"><code class="js comments">// Listen for service disconnect messages</code></div><div class="line number20 index19 alt1"> </div><div class="line number21 index20 alt2"><code class="js spaces"> </code><code class="js plain">services[0].addEventListener(</code><code class="js string">'serviceoffline'</code><code class="js plain">, </code><code class="js keyword">function</code> <code class="js plain">( e ) {</code></div><div class="line number22 index21 alt1"><code class="js spaces"> </code><code class="js plain">debug.innerHTML += </code><code class="js string">"<br>"</code> <code class="js plain">+ services[0].name + </code><code class="js string">" disconnected."</code><code clas="js plain">;</code></div><div class="line number23 index22 alt2"><code class="js spaces"> </code><code class="js plain">startBtn.disabled = </code><code class="js keyword">false</code><code class="js plain">;</code></div><div class="line number24 index23 alt1"><code class="js spaces"> </code><code class="js plain">}, </code><code class="js keyword">false</code><code class="js plain">);</code></div><div class="line number25 index24 alt2"> </div><div class="line number26 index25 alt1"><code class="js comments">// Send a service message to get albums list (and process the service response)</code></div><div class="line number27 index26 alt2"> </div><div class="line number28 index27 alt1"><code class="js spaces"> </code><code class="js keyword">var</code> <code class="js plain">svcXhr = </code><code class="js keyword">new</code> <code class="js plain">XMLHttpRequest();</code></div><div class="line number29 index28 alt2"><code lass="js spaces"> </code><code class="js plain">svcXhr.open(</code><code class="js string">"POST"</code><code class="js plain">, services[0].url + </code><code class="js string">"/getAlbums"</code><code class="js plain">); </code><code class="js comments">// services[0].url and its subresources have been</code></div><div class="line number30 index29 alt1"><code class="js spaces"> </code><code class="js comments">// whitelisted for cross-site XHR use in this</code></div><div class="line number31 index30 alt2"><code class="js spaces"> nbsp; </code><code class="js comments">// current browsing context.</code></div><div class="line number32 index31 alt1"> </div><div class="line number33 index32 alt2"><code class="js spaces"> </code><code class="js plain">svcXhr.setRequestHeader(</code><code class="js string">'Content-Type'</code><code class="js plain">, </code><code class="js string">'application/json-rpc'</code><code class="js plain">);</code></div><div class="line number34 index33 alt1"> </div><div class="line number35 index34 alt2"><code class="js spaces"> </code><code class="js plain">svcXhr.addEventListener(</code><code class="js string">'readystatechange'</code><code class="js plain">, </code><code class="js keyword">function</code> <code class="js plain">( response ) {</code></div><div class="lin number36 index35 alt1"><code class="js spaces"> </code><code class="js keyword">if</code><code class="js plain">( response.readyState != 4 || response.status != 200 )</code></div><div class="line number37 index36 alt2"><code class="js spaces"> </code><code class="js keyword">return</code><code class="js plain">;</code></div><div class="line number38 index37 alt1"><code class="js spaces"> </code><code class="js plain">debug.innerHTML += </code><code class="js string">"<br>"</code> <code class="js plain">+ services[0].name + </code><code class="js string">" response received: "</code><code class="js plain">;</code></div><div class="line number39 index38 alt2"><code class="js spaces"> </code><code class="js plain">debug.textContent += JSON.parse(response.responseText);</code></div><div class="line number40 index39 alt1"><code class="js spaces"> </code><coe class="js plain">}, </code><code class="js keyword">false</code><code class="js plain">);</code></div><div class="line number41 index40 alt2"> </div><div class="line number42 index41 alt1"><code class="js spaces"> </code><code class="js keyword">var</code> <code class="js plain">svcMsg = [</code></div><div class="line number43 index42 alt2"><code class="js spaces"> </code><code class="js plain">{ </code><code class="js string">"jsonrpc"</code><code class="js plain">: </code><code class="js string">"2.0"</code><code class="js plain">, </code><code class="js string">"method"</code><code class="js plain">: </code><code class="js string">"AudioLibrary.GetAlbums"</code><code class="js plain">, </code><code class="js string">"params"</code><code class="js plain">: { </code><code class="js string">"genreid"</code><code class="js plain">: -1,</code></div><div class="line number44 index43 alt1"><code class="js spaces"> &nbs; </code><code class="js string">"artistid"</code><code class="js plain">: -1, </code><code class="js string">"start"</code><code class="js plain">: -1, </code><code class="js string">"end"</code><code class="js plain">: -1 }, </code><code class="js string">"id"</code><code class="js plain">: </code><code class="js string">"1"</code> <code class="js plain">}</code></div><div class="line number45 index44 alt2"><code class="js spaces"> </code><code class="js plain">];</code></div><div class="line number46 index45 alt1"> </div><div class="line number47 index46 alt2"><code class="js spaces"> </code><code class="js plain">svcXhr.send(JSON.stringify(svcMsg));</code></div><div class="line number48 index47 alt1"><code class="js spaces"> </code><code class="js plain">debug.innerHTML += </code><code class="js string">"<br>"</code> <code class="js plain">+ services[0].name + </code><code class="js string">" request sent: "</code><code class="js plain"></code></div><div class="line number49 index48 alt2"><code class="js spaces"> </code><code class="js plain">debug.textContent += JSON.stringify(svcMsg);</code></div><div class="line number50 index49 alt1"> </div><div class="line number51 index50 alt2"><code class="js spaces"> </code><code class="js plain">}</code></div><div class="line number52 index51 alt1"> </div><div class="line number53 index52 alt2"><code class="js spaces"> </code><code class="js keyword">function</code> <code class="js plain">error( err ) {</code></div><div class="line number54 index53 alt1"><code class="js spaces"> </code><code class="js plain">debug.innerHTML += </code><code class="js string">"<br>An error occurred obtaining a local network service."</code><code class="js plain">;</code></div><div class="line number55 index54 alt2"><code class="js spaces"> </code><code class="js plain">startBtn.disabled = </code><code class="js keyword">false</code><code clss="js plain">;</code></div><div class="line number56 index55 alt1"><code class="js spaces"> </code><code class="js plain">}</code></div><div class="line number57 index56 alt2"><code class="js plain"></script></code></div></div></td></tr></tbody></table></div></div>
</div>
<div class="example">
@@ -2125,7 +2189,7 @@
<br><br>Once the user has authorized the device, the web page sends a simple mute command according to the messaging format supported by the device.
</p>
<hr>
- <div><div id="highlighter_978421" class="syntaxhighlighter nogutter js"><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="js plain"><select name=</code><code class="js string">"make"</code> <code class="js plain">id=</code><code class="js string">"make"</code><code class="js plain">></code></div><div class="line number2 index1 alt1"><code class="js spaces"> </code><code class="js plain"><option selected=</code><code class="js string">"selected"</code> <code class="js plain">disabled=</code><code class="js string">"disabled"</code><code class="js plain">>Select make</option></code></div><div class="line number3 index2 alt2"><code class="js spaces"> </code><code class="js plain"><option>Sony</option></code></div><div class="line number4 index3 alt1"><code class="js spaces"> </code><code class="js plain"><option>Philips</optin></code></div><div class="line number5 index4 alt2"><code class="js spaces"> </code><code class="js plain"><option>Alba</option></code></div><div class="line number6 index5 alt1"><code class="js plain"></select></code></div><div class="line number7 index6 alt2"><code class="js plain"><select name=</code><code class="js string">"model"</code> <code class="js plain">id=</code><code class="js string">"model"</code><code class="js plain">></select></code></div><div class="line number8 index7 alt1"><code class="js plain"><div id=</code><code class="js string">"debugconsole"</code><code class="js plain">></div></code></div><div class="line number9 index8 alt2"> </div><div class="line number10 index9 alt1"><code class="js plain"><script></code></div><div class="line number11 index10 alt2"><code class="js spaces"> </code><code class="js keyword">var</code> <code class="js plain">debug = document.getElementById(</code><code class="js strig">'debugconsole'</code><code class="js plain">);</code></div><div class="line number12 index11 alt1"> </div><div class="line number13 index12 alt2"><code class="js spaces"> </code><code class="js keyword">var</code> <code class="js plain">models = {</code></div><div class="line number14 index13 alt1"><code class="js spaces"> </code><code class="js string">"Sony"</code><code class="js plain">: [</code></div><div class="line number15 index14 alt2"><code class="js spaces"> </code><code class="js plain">{</code><code class="js string">"name"</code><code class="js plain">: </code><code class="js string">"Bravia TV S1000"</code><code class="js plain">, </code><code class="js string">"type"</code><code class="js plain">: </code><code class="js string">"upnp"</code><code class="js plain">, </code><code class="js string">"service"</code><code class="js plain">: </code><code class="js string">"urn:schemas-upnp-org:service:RenderingControl:1"</ode> <code class="js plain">},</code></div><div class="line number16 index15 alt1"><code class="js spaces"> </code><code class="js plain">{</code><code class="js string">"name"</code><code class="js plain">: </code><code class="js string">"Bravia TV S2000"</code><code class="js plain">, </code><code class="js string">"type"</code><code class="js plain">: </code><code class="js string">"zeroconf"</code><code class="js plain">, </code><code class="js string">"service"</code><code class="js plain">: </code><code class="js string">"_mediarenderer._http._tcp"</code> <code class="js plain">},</code></div><div class="line number17 index16 alt2"><code class="js spaces"> </code><code class="js plain">{</code><code class="js string">"name"</code><code class="js plain">: </code><code class="js string">"HiFi WD10"</code><code class="js plain">, </code><code class="js string">"type"</code><code class="js plain">: </code><code class="js string">"upnp"<code><code class="js plain">, </code><code class="js string">"service"</code><code class="js plain">: </code><code class="js string">"urn:schemas-upnp-org:service:RenderingControl:1"</code> <code class="js plain">}</code></div><div class="line number18 index17 alt1"><code class="js spaces"> </code><code class="js plain">],</code></div><div class="line number19 index18 alt2"><code class="js spaces"> </code><code class="js string">"Philips"</code><code class="js plain">: [ </code><code class="js comments">/* ... */</code> <code class="js plain">],</code></div><div class="line number20 index19 alt1"><code class="js spaces"> </code><code class="js string">"Alba"</code><code class="js plain">: [ </code><code class="js comments">/* ... */</code> <code class="js plain">]</code></div><div class="line number21 index20 alt2"><code class="js spaces"> </code><code class="js plain">};</code></div><div class="line number22 index21 alt1"> </div><div class="line number23 index22 alt2"><code class="js spaces"> </code><code class="js keyword">var</code> <code class="js plain">makeEl = document.getElementById(</code><code class="js string">"make"</code><code class="js plain">),</code></div><div class="line number24 index23 alt1"><code class="js spaces"> </code><code class="js plain">modelEl = document.getElementById(</code><code class="js string">"model"</code><code class="js plain">);</code></div><div class="line number25 index24 alt2"> </div><div class="line number26 index25 alt1"><code class="js spaces"> </code><code class="js plain">makeEl.addEventListener(</code><code class="js string">'change'</code><code class="js plain">, </code><code class="js keyword">function</code><code class="js plain">() {</code></div><div class="line number27 index26 alt2"><code class="js spaces"> </code><code class="js plain">modelEl.innerHTML = </code><code class="js string">""<code><code class="js plain">; </code><code class="js comments">// reset</code></div><div class="line number28 index27 alt1"><code class="js spaces"> </code><code class="js keyword">var</code> <code class="js plain">defaultOption = document.createElement(</code><code class="js string">"option"</code><code class="js plain">);</code></div><div class="line number29 index28 alt2"><code class="js spaces"> </code><code class="js plain">defaultOption.textContent = </code><code class="js string">"Select model"</code><code class="js plain">;</code></div><div class="line number30 index29 alt1"><code class="js spaces"> </code><code class="js plain">defaultOption.setAttribute(</code><code class="js string">"disabled"</code><code class="js plain">, </code><code class="js string">"disabled"</code><code class="js plain">);</code></div><div class="line number31 index30 alt2"><code class="js spaces"> </code><code class="js plain">defaltOption.setAttribute(</code><code class="js string">"selected"</code><code class="js plain">, </code><code class="js string">"selected"</code><code class="js plain">);</code></div><div class="line number32 index31 alt1"><code class="js spaces"> </code><code class="js plain">modelEl.appendChild(defaultOption);</code></div><div class="line number33 index32 alt2"><code class="js spaces"> </code><code class="js keyword">for</code><code class="js plain">(</code><code class="js keyword">var</code> <code class="js plain">i = 0, l = models[makeEl.value].length; i < l; i++) {</code></div><div class="line number34 index33 alt1"><code class="js spaces"> </code><code class="js keyword">var</code> <code class="js plain">option = document.createElement(</code><code class="js string">"option"</code><code class="js plain">);</code></div><div class="line number35 index34 alt2"><code class="js spaces"> </coe><code class="js plain">option.textContent = models[makeEl.value][i][</code><code class="js string">"name"</code><code class="js plain">];</code></div><div class="line number36 index35 alt1"><code class="js spaces"> </code><code class="js plain">option.setAttribute(</code><code class="js string">"value"</code><code class="js plain">, models[makeEl.value][i][</code><code class="js string">"type"</code><code class="js plain">] + </code><code class="js string">":"</code> <code class="js plain">+ models[makeEl.value][i][</code><code class="js string">"service"</code><code class="js plain">]);</code></div><div class="line number37 index36 alt2"><code class="js spaces"> </code><code class="js plain">modelEl.appendChild(option);</code></div><div class="line number38 index37 alt1"><code class="js spaces"> </code><code class="js plain">}</code></div><div class="line number39 index38 alt2"><code class="js spaces">  </code><code class="js plain">}, </code><code class="js keyword">false</code><code class="js plain">);</code></div><div class="line number40 index39 alt1"> </div><div class="line number41 index40 alt2"><code class="js spaces"> </code><code class="js plain">modelEl.addEventListener(</code><code class="js string">'change'</code><code class="js plain">, </code><code class="js keyword">function</code><code class="js plain">() {</code></div><div class="line number42 index41 alt1"><code class="js spaces"> </code><code class="js keyword">if</code><code class="js plain">(navigator.getNetworkServices &&</code></div><div class="line number43 index42 alt2"><code class="js spaces"> </code><code class="js plain">modelEl.value == </code><code class="js string">"upnp:urn:schemas-upnp-org:service:RenderingControl:1"</code><code class="js plain">) {</code></div><div class="line number44 index43 alt1"><code class="js spaces">&bsp; </code><code class="js plain">navigator.getNetworkServices(modelEl.value, successCallback, errorCallback);</code></div><div class="line number45 index44 alt2"><code class="js spaces"> </code><code class="js plain">} </code><code class="js keyword">else</code> <code class="js keyword">if</code> <code class="js plain">(modelEl.value == </code><code class="js string">"zeroconf:_mediarenderer._http._tcp"</code><code class="js plain">) {</code></div><div class="line number46 index45 alt1"><code class="js spaces"> </code><code class="js plain">debug.innerHTML += </code><code class="js string">"<br>Service type is not implemented by this application."</code><code class="js plain">;</code></div><div class="line number47 index46 alt2"><code class="js spaces"> </code><code class="js plain">} </code><code class="js keyword">else</code> <code class="js plain">{</code></div><div class="line number48 idex47 alt1"><code class="js spaces"> </code><code class="js plain">debug.innerHTML += </code><code class="js string">"<br>Service Discovery is not supported!"</code><code class="js plain">;</code></div><div class="line number49 index48 alt2"><code class="js spaces"> </code><code class="js plain">}</code></div><div class="line number50 index49 alt1"><code class="js spaces"> </code><code class="js plain">}, </code><code class="js keyword">false</code><code class="js plain">);</code></div><div class="line number51 index50 alt2"><code class="js plain"></script></code></div><div class="line number52 index51 alt1"> </div><div class="line number53 index52 alt2"><code class="js plain"><script></code></div><div class="line number54 index53 alt1"><code class="js spaces"> </code><code class="js keyword">function</code> <code class="js plain">successCallback( services ) {</code></div><div class="line number55 index54 lt2"> </div><div class="line number56 index55 alt1"><code class="js spaces"> </code><code class="js comments">// Listen for service push messages</code></div><div class="line number57 index56 alt2"> </div><div class="line number58 index57 alt1"><code class="js spaces"> </code><code class="js plain">services[0].addEventListener(</code><code class="js string">'message'</code><code class="js plain">, </code><code class="js keyword">function</code> <code class="js plain">( msg ) {</code></div><div class="line number59 index58 alt2"><code class="js spaces"> </code><code class="js plain">debug.innerHTML += </code><code class="js string">"<br>"</code> <code class="js plain">+ services[0].name + </code><code class="js string">" event received: "</code><code class="js plain">;</code></div><div class="line number60 index59 alt1"><code class="js spaces"> </code><coe class="js plain">debug.textContent += msg.data;</code></div><div class="line number61 index60 alt2"><code class="js spaces"> </code><code class="js plain">}, </code><code class="js keyword">false</code><code class="js plain">);</code></div><div class="line number62 index61 alt1"> </div><div class="line number63 index62 alt2"><code class="js spaces"> </code><code class="js comments">// Send a control signal to mute the service audio</code></div><div class="line number64 index63 alt1"> </div><div class="line number65 index64 alt2"><code class="js spaces"> </code><code class="js keyword">var</code> <code class="js plain">svcXhr = </code><code class="js keyword">new</code> <code class="js plain">XMLHttpRequest();</code></div><div class="line number66 index65 alt1"><code class="js spaces"> </code><code class="js plain">svcXhr.open(</code><code class="js string">"POST"</code><code class="js plain">, services[0].url); </code><cod class="js comments">// services[0].url and its</code></div><div class="line number67 index66 alt2"><code class="js spaces"> </code><code class="js comments">// subresources have been whitelisted for</code></div><div class="line number68 index67 alt1"><code class="js spaces"> </code><code class="js comments">// cross-site XHR use in this current</code></div><div class="line number69 index68 alt2"><code class="js spaces"> nbsp; </code><code class="js comments">// browsing context.</code></div><div class="line number70 index69 alt1"> </div><div class="line number71 index70 alt2"><code class="js spaces"> </code><code class="js plain">svcXhr.setRequestHeader(</code><code class="js string">'SOAPAction'</code><code class="js plain">, </code><code class="js string">'urn:schemas-upnp-org:service:RenderingControl:1#SetMute'</code><code class="js plain">);</code></div><div class="line number72 index71 alt1"><code class="js spaces"> </code><code class="js plain">svcXhr.setRequestHeader(</code><code class="js string">'Content-Type'</code><code class="js plain">, </code><code class="js string">'text/xml; charset="utf-8";'</code><code class="js plain">);</code></div><div class="line number73 index72 alt2"> </div><div class="line number7 index73 alt1"><code class="js spaces"> </code><code class="js plain">svcXhr.onreadystatechange = </code><code class="js keyword">function</code> <code class="js plain">( response ) {</code></div><div class="line number75 index74 alt2"><code class="js spaces"> </code><code class="js keyword">if</code><code class="js plain">( response.readyState != 4 || response.status != 200 )</code></div><div class="line number76 index75 alt1"><code class="js spaces"> </code><code class="js keyword">return</code><code class="js plain">;</code></div><div class="line number77 index76 alt2"><code class="js spaces"> </code><code class="js plain">debug.innerHTML += </code><code class="js string">"<br>"</code> <code class="js plain">+ services[0].name + </code><code class="js string">" response received: "</code><code class="js plain">;</code></div><div class="line number78 index77 alt"><code class="js spaces"> </code><code class="js plain">debug.textContent += response.responseXML;</code></div><div class="line number79 index78 alt2"><code class="js spaces"> </code><code class="js plain">}</code></div><div class="line number80 index79 alt1"> </div><div class="line number81 index80 alt2"><code class="js spaces"> </code><code class="js comments">// Service messaging to mute the provided service</code></div><div class="line number82 index81 alt1"><code class="js spaces"> </code><code class="js keyword">var</code> <code class="js plain">svcMsg = </code><code class="js string">'<?xml version="1.0" encoding="utf-8"?>'</code> <code class="js plain">+</code></div><div class="line number83 index82 alt2"><code class="js spaces"> </code><code class="js string">'<s:Envelope s:encodingtyle="<a href="http://schemas.xmlsoap.org/soap/encoding/">http://schemas.xmlsoap.org/soap/encoding/</a>" '</code> <code class="js plain">+</code></div><div class="line number84 index83 alt1"><code class="js spaces"> </code><code class="js string">'xmlns:s="<a href="http://schemas.xmlsoap.org/soap/envelope/">http://schemas.xmlsoap.org/soap/envelope/</a>">'</code> <code class="js plain">+</code></div><div class="line number85 index84 alt2"><code class="js spaces"> </code><code class="js string">'<s:Body>'</code> <code class="js plain">+</code></div><div class="line number86 index85 alt1"><code class="js spaces"> </code><code class="js string">'<u:SetMut xmlns:u="urn:schemas-upnp-org:service:RenderingControl:1">'</code> <code class="js plain">+</code></div><div class="line number87 index86 alt2"><code class="js spaces"> </code><code class="js string">'<InstanceID>0</InstanceID>'</code> <code class="js plain">+</code></div><div class="line number88 index87 alt1"><code class="js spaces"> </code><code class="js string">'<Channel>Master</Channel>'</code> <code class="js plain">+</code></div><div class="line number89 index88 alt2"><code class="js spaces"> </code><code class="js string">'<DesiredMute>true</DesiredMute>'<code> <code class="js plain">+</code></div><div class="line number90 index89 alt1"><code class="js spaces"> </code><code class="js string">'</u:SetMute>'</code> <code class="js plain">+</code></div><div class="line number91 index90 alt2"><code class="js spaces"> </code><code class="js string">'</s:Body>'</code> <code class="js plain">+</code></div><div class="line number92 index91 alt1"><code class="js spaces"> </code><code class="js string">'</s:Envelope>'</code><code class="js plain">;</code></div><div class="line number93 index92 alt2"> </div><div class="line number94 index93 alt1"><code class="js spaces"> </code><code class="s plain">svcXhr.send(svcMsg);</code></div><div class="line number95 index94 alt2"><code class="js spaces"> </code><code class="js plain">debug.innerHTML += </code><code class="js string">"<br>"</code> <code class="js plain">+ services[0].name + </code><code class="js string">" request sent: "</code><code class="js plain">;</code></div><div class="line number96 index95 alt1"><code class="js spaces"> </code><code class="js plain">debug.textContent += svcMsg;</code></div><div class="line number97 index96 alt2"><code class="js spaces"> </code><code class="js plain">}</code></div><div class="line number98 index97 alt1"> </div><div class="line number99 index98 alt2"><code class="js spaces"> </code><code class="js keyword">function</code> <code class="js plain">errorCallback( error ) {</code></div><div class="line number100 index99 alt1"><code class="js spaces"> </code><code class="js plain">debug.innerHTML += </cde><code class="js string">"<br>An error occurred: "</code> <code class="js plain">+ error.code;</code></div><div class="line number101 index100 alt2"><code class="js spaces"> </code><code class="js plain">}</code></div><div class="line number102 index101 alt1"><code class="js plain"></script></code></div></div></td></tr></tbody></table></div></div>
+ <div><div id="highlighter_960554" class="syntaxhighlighter nogutter js"><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="js plain"><select name=</code><code class="js string">"make"</code> <code class="js plain">id=</code><code class="js string">"make"</code><code class="js plain">></code></div><div class="line number2 index1 alt1"><code class="js spaces"> </code><code class="js plain"><option selected=</code><code class="js string">"selected"</code> <code class="js plain">disabled=</code><code class="js string">"disabled"</code><code class="js plain">>Select make</option></code></div><div class="line number3 index2 alt2"><code class="js spaces"> </code><code class="js plain"><option>Sony</option></code></div><div class="line number4 index3 alt1"><code class="js spaces"> </code><code class="js plain"><option>Philips</optin></code></div><div class="line number5 index4 alt2"><code class="js spaces"> </code><code class="js plain"><option>Alba</option></code></div><div class="line number6 index5 alt1"><code class="js plain"></select></code></div><div class="line number7 index6 alt2"><code class="js plain"><select name=</code><code class="js string">"model"</code> <code class="js plain">id=</code><code class="js string">"model"</code><code class="js plain">></select></code></div><div class="line number8 index7 alt1"><code class="js plain"><div id=</code><code class="js string">"debugconsole"</code><code class="js plain">></div></code></div><div class="line number9 index8 alt2"> </div><div class="line number10 index9 alt1"><code class="js plain"><script></code></div><div class="line number11 index10 alt2"><code class="js spaces"> </code><code class="js keyword">var</code> <code class="js plain">debug = document.getElementById(</code><code class="js strig">'debugconsole'</code><code class="js plain">);</code></div><div class="line number12 index11 alt1"> </div><div class="line number13 index12 alt2"><code class="js spaces"> </code><code class="js keyword">var</code> <code class="js plain">models = {</code></div><div class="line number14 index13 alt1"><code class="js spaces"> </code><code class="js string">"Sony"</code><code class="js plain">: [</code></div><div class="line number15 index14 alt2"><code class="js spaces"> </code><code class="js plain">{</code><code class="js string">"name"</code><code class="js plain">: </code><code class="js string">"Bravia TV S1000"</code><code class="js plain">, </code><code class="js string">"type"</code><code class="js plain">: </code><code class="js string">"upnp"</code><code class="js plain">, </code><code class="js string">"service"</code><code class="js plain">: </code><code class="js string">"urn:schemas-upnp-org:service:RenderingControl:1"</ode> <code class="js plain">},</code></div><div class="line number16 index15 alt1"><code class="js spaces"> </code><code class="js plain">{</code><code class="js string">"name"</code><code class="js plain">: </code><code class="js string">"Bravia TV S2000"</code><code class="js plain">, </code><code class="js string">"type"</code><code class="js plain">: </code><code class="js string">"zeroconf"</code><code class="js plain">, </code><code class="js string">"service"</code><code class="js plain">: </code><code class="js string">"_mediarenderer._http._tcp"</code> <code class="js plain">},</code></div><div class="line number17 index16 alt2"><code class="js spaces"> </code><code class="js plain">{</code><code class="js string">"name"</code><code class="js plain">: </code><code class="js string">"HiFi WD10"</code><code class="js plain">, </code><code class="js string">"type"</code><code class="js plain">: </code><code class="js string">"upnp"<code><code class="js plain">, </code><code class="js string">"service"</code><code class="js plain">: </code><code class="js string">"urn:schemas-upnp-org:service:RenderingControl:1"</code> <code class="js plain">}</code></div><div class="line number18 index17 alt1"><code class="js spaces"> </code><code class="js plain">],</code></div><div class="line number19 index18 alt2"><code class="js spaces"> </code><code class="js string">"Philips"</code><code class="js plain">: [ </code><code class="js comments">/* ... */</code> <code class="js plain">],</code></div><div class="line number20 index19 alt1"><code class="js spaces"> </code><code class="js string">"Alba"</code><code class="js plain">: [ </code><code class="js comments">/* ... */</code> <code class="js plain">]</code></div><div class="line number21 index20 alt2"><code class="js spaces"> </code><code class="js plain">};</code></div><div class="line number22 index21 alt1"> </div><div class="line number23 index22 alt2"><code class="js spaces"> </code><code class="js keyword">var</code> <code class="js plain">makeEl = document.getElementById(</code><code class="js string">"make"</code><code class="js plain">),</code></div><div class="line number24 index23 alt1"><code class="js spaces"> </code><code class="js plain">modelEl = document.getElementById(</code><code class="js string">"model"</code><code class="js plain">);</code></div><div class="line number25 index24 alt2"> </div><div class="line number26 index25 alt1"><code class="js spaces"> </code><code class="js plain">makeEl.addEventListener(</code><code class="js string">'change'</code><code class="js plain">, </code><code class="js keyword">function</code><code class="js plain">() {</code></div><div class="line number27 index26 alt2"><code class="js spaces"> </code><code class="js plain">modelEl.innerHTML = </code><code class="js string">""<code><code class="js plain">; </code><code class="js comments">// reset</code></div><div class="line number28 index27 alt1"><code class="js spaces"> </code><code class="js keyword">var</code> <code class="js plain">defaultOption = document.createElement(</code><code class="js string">"option"</code><code class="js plain">);</code></div><div class="line number29 index28 alt2"><code class="js spaces"> </code><code class="js plain">defaultOption.textContent = </code><code class="js string">"Select model"</code><code class="js plain">;</code></div><div class="line number30 index29 alt1"><code class="js spaces"> </code><code class="js plain">defaultOption.setAttribute(</code><code class="js string">"disabled"</code><code class="js plain">, </code><code class="js string">"disabled"</code><code class="js plain">);</code></div><div class="line number31 index30 alt2"><code class="js spaces"> </code><code class="js plain">defaltOption.setAttribute(</code><code class="js string">"selected"</code><code class="js plain">, </code><code class="js string">"selected"</code><code class="js plain">);</code></div><div class="line number32 index31 alt1"><code class="js spaces"> </code><code class="js plain">modelEl.appendChild(defaultOption);</code></div><div class="line number33 index32 alt2"><code class="js spaces"> </code><code class="js keyword">for</code><code class="js plain">(</code><code class="js keyword">var</code> <code class="js plain">i = 0, l = models[makeEl.value].length; i < l; i++) {</code></div><div class="line number34 index33 alt1"><code class="js spaces"> </code><code class="js keyword">var</code> <code class="js plain">option = document.createElement(</code><code class="js string">"option"</code><code class="js plain">);</code></div><div class="line number35 index34 alt2"><code class="js spaces"> </coe><code class="js plain">option.textContent = models[makeEl.value][i][</code><code class="js string">"name"</code><code class="js plain">];</code></div><div class="line number36 index35 alt1"><code class="js spaces"> </code><code class="js plain">option.setAttribute(</code><code class="js string">"value"</code><code class="js plain">, models[makeEl.value][i][</code><code class="js string">"type"</code><code class="js plain">] + </code><code class="js string">":"</code> <code class="js plain">+ models[makeEl.value][i][</code><code class="js string">"service"</code><code class="js plain">]);</code></div><div class="line number37 index36 alt2"><code class="js spaces"> </code><code class="js plain">modelEl.appendChild(option);</code></div><div class="line number38 index37 alt1"><code class="js spaces"> </code><code class="js plain">}</code></div><div class="line number39 index38 alt2"><code class="js spaces">  </code><code class="js plain">}, </code><code class="js keyword">false</code><code class="js plain">);</code></div><div class="line number40 index39 alt1"> </div><div class="line number41 index40 alt2"><code class="js spaces"> </code><code class="js plain">modelEl.addEventListener(</code><code class="js string">'change'</code><code class="js plain">, </code><code class="js keyword">function</code><code class="js plain">() {</code></div><div class="line number42 index41 alt1"><code class="js spaces"> </code><code class="js keyword">if</code><code class="js plain">(navigator.getNetworkServices &&</code></div><div class="line number43 index42 alt2"><code class="js spaces"> </code><code class="js plain">modelEl.value == </code><code class="js string">"upnp:urn:schemas-upnp-org:service:RenderingControl:1"</code><code class="js plain">) {</code></div><div class="line number44 index43 alt1"><code class="js spaces">&bsp; </code><code class="js plain">navigator.getNetworkServices(modelEl.value, successCallback, errorCallback);</code></div><div class="line number45 index44 alt2"><code class="js spaces"> </code><code class="js plain">} </code><code class="js keyword">else</code> <code class="js keyword">if</code> <code class="js plain">(modelEl.value == </code><code class="js string">"zeroconf:_mediarenderer._http._tcp"</code><code class="js plain">) {</code></div><div class="line number46 index45 alt1"><code class="js spaces"> </code><code class="js plain">debug.innerHTML += </code><code class="js string">"<br>Service type is not implemented by this application."</code><code class="js plain">;</code></div><div class="line number47 index46 alt2"><code class="js spaces"> </code><code class="js plain">} </code><code class="js keyword">else</code> <code class="js plain">{</code></div><div class="line number48 idex47 alt1"><code class="js spaces"> </code><code class="js plain">debug.innerHTML += </code><code class="js string">"<br>Service Discovery is not supported!"</code><code class="js plain">;</code></div><div class="line number49 index48 alt2"><code class="js spaces"> </code><code class="js plain">}</code></div><div class="line number50 index49 alt1"><code class="js spaces"> </code><code class="js plain">}, </code><code class="js keyword">false</code><code class="js plain">);</code></div><div class="line number51 index50 alt2"><code class="js plain"></script></code></div><div class="line number52 index51 alt1"> </div><div class="line number53 index52 alt2"><code class="js plain"><script></code></div><div class="line number54 index53 alt1"><code class="js spaces"> </code><code class="js keyword">function</code> <code class="js plain">successCallback( services ) {</code></div><div class="line number55 index54 lt2"> </div><div class="line number56 index55 alt1"><code class="js spaces"> </code><code class="js comments">// Listen for service push notification messages</code></div><div class="line number57 index56 alt2"> </div><div class="line number58 index57 alt1"><code class="js spaces"> </code><code class="js plain">services[0].addEventListener(</code><code class="js string">'notify'</code><code class="js plain">, </code><code class="js keyword">function</code> <code class="js plain">( msg ) {</code></div><div class="line number59 index58 alt2"><code class="js spaces"> </code><code class="js plain">debug.innerHTML += </code><code class="js string">"<br>"</code> <code class="js plain">+ services[0].name + </code><code class="js string">" event received: "</code><code class="js plain">;</code></div><div class="line number60 index59 alt1"><code class="js spaces"> &nbs;</code><code class="js plain">debug.textContent += msg.data;</code></div><div class="line number61 index60 alt2"><code class="js spaces"> </code><code class="js plain">}, </code><code class="js keyword">false</code><code class="js plain">);</code></div><div class="line number62 index61 alt1"> </div><div class="line number63 index62 alt2"><code class="js spaces"> </code><code class="js comments">// Send a control signal to mute the service audio</code></div><div class="line number64 index63 alt1"> </div><div class="line number65 index64 alt2"><code class="js spaces"> </code><code class="js keyword">var</code> <code class="js plain">svcXhr = </code><code class="js keyword">new</code> <code class="js plain">XMLHttpRequest();</code></div><div class="line number66 index65 alt1"><code class="js spaces"> </code><code class="js plain">svcXhr.open(</code><code class="js string">"POST"</code><code class="js plain">, services[0].url);</code><code class="js comments">// services[0].url and its</code></div><div class="line number67 index66 alt2"><code class="js spaces"> </code><code class="js comments">// subresources have been whitelisted for</code></div><div class="line number68 index67 alt1"><code class="js spaces"> </code><code class="js comments">// cross-site XHR use in this current</code></div><div class="line number69 index68 alt2"><code class="js spaces"> nbsp; </code><code class="js comments">// browsing context.</code></div><div class="line number70 index69 alt1"> </div><div class="line number71 index70 alt2"><code class="js spaces"> </code><code class="js plain">svcXhr.setRequestHeader(</code><code class="js string">'SOAPAction'</code><code class="js plain">, </code><code class="js string">'urn:schemas-upnp-org:service:RenderingControl:1#SetMute'</code><code class="js plain">);</code></div><div class="line number72 index71 alt1"><code class="js spaces"> </code><code class="js plain">svcXhr.setRequestHeader(</code><code class="js string">'Content-Type'</code><code class="js plain">, </code><code class="js string">'text/xml; charset="utf-8";'</code><code class="js plain">);</code></div><div class="line number73 index72 alt2"> </div><div class="ine number74 index73 alt1"><code class="js spaces"> </code><code class="js plain">svcXhr.onreadystatechange = </code><code class="js keyword">function</code> <code class="js plain">( response ) {</code></div><div class="line number75 index74 alt2"><code class="js spaces"> </code><code class="js keyword">if</code><code class="js plain">( response.readyState != 4 || response.status != 200 )</code></div><div class="line number76 index75 alt1"><code class="js spaces"> </code><code class="js keyword">return</code><code class="js plain">;</code></div><div class="line number77 index76 alt2"><code class="js spaces"> </code><code class="js plain">debug.innerHTML += </code><code class="js string">"<br>"</code> <code class="js plain">+ services[0].name + </code><code class="js string">" response received: "</code><code class="js plain">;</code></div><div class="line number78index77 alt1"><code class="js spaces"> </code><code class="js plain">debug.textContent += response.responseXML;</code></div><div class="line number79 index78 alt2"><code class="js spaces"> </code><code class="js plain">}</code></div><div class="line number80 index79 alt1"> </div><div class="line number81 index80 alt2"><code class="js spaces"> </code><code class="js comments">// Service messaging to mute the provided service</code></div><div class="line number82 index81 alt1"><code class="js spaces"> </code><code class="js keyword">var</code> <code class="js plain">svcMsg = </code><code class="js string">'<?xml version="1.0" encoding="utf-8"?>'</code> <code class="js plain">+</code></div><div class="line number83 index82 alt2"><code class="js spaces"> </code><code class="js string">'<s:Envelop s:encodingStyle="<a href="http://schemas.xmlsoap.org/soap/encoding/">http://schemas.xmlsoap.org/soap/encoding/</a>" '</code> <code class="js plain">+</code></div><div class="line number84 index83 alt1"><code class="js spaces"> </code><code class="js string">'xmlns:s="<a href="http://schemas.xmlsoap.org/soap/envelope/">http://schemas.xmlsoap.org/soap/envelope/</a>">'</code> <code class="js plain">+</code></div><div class="line number85 index84 alt2"><code class="js spaces"> </code><code class="js string">'<s:Body>'</code> <code class="js plain">+</code></div><div class="line number86 index85 alt1"><code class="js spaces"> </code><code class="js string">'lt;u:SetMute xmlns:u="urn:schemas-upnp-org:service:RenderingControl:1">'</code> <code class="js plain">+</code></div><div class="line number87 index86 alt2"><code class="js spaces"> </code><code class="js string">'<InstanceID>0</InstanceID>'</code> <code class="js plain">+</code></div><div class="line number88 index87 alt1"><code class="js spaces"> </code><code class="js string">'<Channel>Master</Channel>'</code> <code class="js plain">+</code></div><div class="line number89 index88 alt2"><code class="js spaces"> </code><code class="js string">'<DesiredMute>true</DesirdMute>'</code> <code class="js plain">+</code></div><div class="line number90 index89 alt1"><code class="js spaces"> </code><code class="js string">'</u:SetMute>'</code> <code class="js plain">+</code></div><div class="line number91 index90 alt2"><code class="js spaces"> </code><code class="js string">'</s:Body>'</code> <code class="js plain">+</code></div><div class="line number92 index91 alt1"><code class="js spaces"> </code><code class="js string">'</s:Envelope>'</code><code class="js plain">;</code></div><div class="line number93 index92 alt2"> </div><div class="line number94 index93 alt1"><code class="js spaces"> </code><ode class="js plain">svcXhr.send(svcMsg);</code></div><div class="line number95 index94 alt2"><code class="js spaces"> </code><code class="js plain">debug.innerHTML += </code><code class="js string">"<br>"</code> <code class="js plain">+ services[0].name + </code><code class="js string">" request sent: "</code><code class="js plain">;</code></div><div class="line number96 index95 alt1"><code class="js spaces"> </code><code class="js plain">debug.textContent += svcMsg;</code></div><div class="line number97 index96 alt2"><code class="js spaces"> </code><code class="js plain">}</code></div><div class="line number98 index97 alt1"> </div><div class="line number99 index98 alt2"><code class="js spaces"> </code><code class="js keyword">function</code> <code class="js plain">errorCallback( error ) {</code></div><div class="line number100 index99 alt1"><code class="js spaces"> </code><code class="js plain">debug.inneHTML += </code><code class="js string">"<br>An error occurred: "</code> <code class="js plain">+ error.code;</code></div><div class="line number101 index100 alt2"><code class="js spaces"> </code><code class="js plain">}</code></div><div class="line number102 index101 alt1"><code class="js plain"></script></code></div></div></td></tr></tbody></table></div></div>
</div>
</div>
@@ -2135,15 +2199,15 @@
<p>Thanks are expressed by the editor to the following individuals for their feedback on this specification to date (in alphabetical order):
<br><br>
- Gar Bergstedt, Lars-Erik Bolstad, Hari G Kumar, Bob Lund, Giuseppe Pascale, Marcin Simonides, Clarke Stevens, Christian Söderström, Mark Vickers, ...</p>
+ Gar Bergstedt, Lars-Erik Bolstad, Cathy Chan, Hari G Kumar, Bob Lund, Giuseppe Pascale, Marcin Simonides, Clarke Stevens, Christian Söderström, Mark Vickers, ...</p>
<p>Thanks are also expressed by the editor to the following organizations and groups for their support in producing this specification to date (in alphabetical order):
<br><br>
- CableLabs, Opera Software ASA, W3C Device APIs Working Group, W3C Web and TV Interest Group, ...</p>
+ CableLabs, Opera Software ASA, <acronym title="World Wide Web Consortium">W3C</acronym> Device APIs Working Group, <acronym title="World Wide Web Consortium">W3C</acronym> Web and TV Interest Group, ...</p>
</div>
-<div id="references" class="appendix section" about="#references" typeof="bibo:Chapter"><!--OddPage--><h2><span class="secno">C. </span>References</h2><section id="normative-references" about="#normative-references" typeof="bibo:Chapter"><h3><span class="secno">C.1 </span>Normative references</h3><dl class="bibliography" about=""><dt id="bib-DNS-SD">[DNS-SD]</dt><dd rel="dc:requires">S. Cheshire; M. Krochmal. <a href="http://files.dns-sd.org/draft-cheshire-dnsext-dns-sd.txt"><cite>DNS-Based Service Discovery.</cite></a> 27 February 2011. IETF Draft. URL: <a href="http://files.dns-sd.org/draft-cheshire-dnsext-dns-sd.txt">http://files.dns-sd.org/draft-cheshire-dnsext-dns-sd.txt</a></dd><dt id="bib-DOM-CORE">[DOM-CORE]</dt><dd rel="dc:requires">Anne van Kesteren; et al. <a href="http://dvcs.w3.org/hg/domcore/raw-file/tip/Overview.html/"><cite>Web DOM Core</cite></a>. W3C Working Draft. (Work in progress.) URL: <a href="http://dvcs.w3.org/hg/domcore/raw-file/tip/Overview.html/">http://dvcs.w3.org/hg/domcore/ra-file/tip/Overview.html</a> </dd><dt id="bib-HTML5">[HTML5]</dt><dd rel="dc:requires">Ian Hickson; David Hyatt. <a href="http://www.w3.org/TR/2010/WD-html5-20100304/"><cite>HTML 5.</cite></a> 4 March 2010. W3C Working Draft. (Work in progress.) URL: <a href="http://www.w3.org/TR/2010/WD-html5-20100304/">http://www.w3.org/TR/2010/WD-html5-20100304/</a> </dd><dt id="bib-MDNS">[MDNS]</dt><dd rel="dc:requires">S. Cheshire; M. Krochmal. <a href="http://files.multicastdns.org/draft-cheshire-dnsext-multicastdns.txt"><cite>Multicast DNS.</cite></a> 14 February 2011. IETF Draft. URL: <a href="http://files.multicastdns.org/draft-cheshire-dnsext-multicastdns.txt">http://files.multicastdns.org/draft-cheshire-dnsext-multicastdns.txt</a></dd><dt id="bib-RFC2119">[RFC2119]</dt><dd rel="dc:requires">S. Bradner. <a href="http://www.ietf.org/rfc/rfc2119.txt"><cite>Key words for use in RFCs to Indicate Requirement Levels.</cite></a> March 1997. Internet RFC 2119. URL: <a href="http://www.ietf.org/rfc/rfc2119.txt">http://www.etf.org/rfc/rfc2119.txt</a> </dd><dt id="bib-UPNP">[UPNP]</dt><dd rel="dc:requires">UPnP Forum. <a href="http://upnp.org/specs/arch/UPnP-arch-DeviceArchitecture-v1.1.pdf"><cite>UPnP Device Architecture. Version 1.1.</cite></a>. URL: <a href="http://upnp.org/specs/arch/UPnP-arch-DeviceArchitecture-v1.1.pdf">http://upnp.org/specs/arch/UPnP-arch-DeviceArchitecture-v1.1.pdf</a></dd><dt id="bib-WEBIDL">[WEBIDL]</dt><dd rel="dc:requires">Cameron McCormack. <a href="http://www.w3.org/TR/2008/WD-WebIDL-20081219"><cite>Web IDL.</cite></a> 19 December 2008. W3C Working Draft. (Work in progress.) URL: <a href="http://www.w3.org/TR/2008/WD-WebIDL-20081219">http://www.w3.org/TR/2008/WD-WebIDL-20081219</a> </dd><dt id="bib-WEBMESSAGING">[WEBMESSAGING]</dt><dd rel="dc:requires">Ian Hickson. <cite><a href="http://dev.w3.org/html5/postmsg/">HTML5 Web Messaging</a></cite>. W3C Working Draft. (Work in progress.) URL: <a href="http://dev.w3.org/html5/postmsg/">http://dev.w3.org/html5/postmsg/</a> </dd><dt id="bib-ZEROCONF">[ZEOCONF]</dt><dd rel="dc:requires">S. Cheshire; B. Aboba; E. Guttman. <a href="http://files.zeroconf.org/rfc3927.txt"><cite>Dynamic Configuration of IPv4 Link-Local Addresses.</cite></a> May 2005. IETF Draft. URL: <a href="http://files.zeroconf.org/rfc3927.txt">http://files.zeroconf.org/rfc3927.txt</a></dd></dl></section></div></body></html>
\ No newline at end of file
+<div id="references" class="appendix section" about="#references" typeof="bibo:Chapter"><!--OddPage--><h2><span class="secno">C. </span>References</h2><section id="normative-references" about="#normative-references" typeof="bibo:Chapter"><h3><span class="secno">C.1 </span>Normative references</h3><dl class="bibliography" about=""><dt id="bib-DNS-SD">[DNS-SD]</dt><dd rel="dc:requires">S. Cheshire; M. Krochmal. <a href="http://files.dns-sd.org/draft-cheshire-dnsext-dns-sd.txt"><cite>DNS-Based Service Discovery.</cite></a> 27 February 2011. IETF Draft. URL: <a href="http://files.dns-sd.org/draft-cheshire-dnsext-dns-sd.txt">http://files.dns-sd.org/draft-cheshire-dnsext-dns-sd.txt</a></dd><dt id="bib-DOM-CORE">[DOM-CORE]</dt><dd rel="dc:requires">Anne van Kesteren; et al. <a href="http://dvcs.w3.org/hg/domcore/raw-file/tip/Overview.html/"><cite>Web DOM Core</cite></a>. W3C Working Draft. (Work in progress.) URL: <a href="http://dvcs.w3.org/hg/domcore/raw-file/tip/Overview.html/">http://dvcs.w3.org/hg/domcore/ra-file/tip/Overview.html</a> </dd><dt id="bib-HTML5">[HTML5]</dt><dd rel="dc:requires">Ian Hickson; David Hyatt. <a href="http://www.w3.org/TR/2010/WD-html5-20100304/"><cite>HTML 5.</cite></a> 4 March 2010. W3C Working Draft. (Work in progress.) URL: <a href="http://www.w3.org/TR/2010/WD-html5-20100304/">http://www.w3.org/TR/2010/WD-html5-20100304/</a> </dd><dt id="bib-MDNS">[MDNS]</dt><dd rel="dc:requires">S. Cheshire; M. Krochmal. <a href="http://files.multicastdns.org/draft-cheshire-dnsext-multicastdns.txt"><cite>Multicast DNS.</cite></a> 14 February 2011. IETF Draft. URL: <a href="http://files.multicastdns.org/draft-cheshire-dnsext-multicastdns.txt">http://files.multicastdns.org/draft-cheshire-dnsext-multicastdns.txt</a></dd><dt id="bib-RFC2119">[RFC2119]</dt><dd rel="dc:requires">S. Bradner. <a href="http://www.ietf.org/rfc/rfc2119.txt"><cite>Key words for use in RFCs to Indicate Requirement Levels.</cite></a> March 1997. Internet RFC 2119. URL: <a href="http://www.ietf.org/rfc/rfc2119.txt">http://www.etf.org/rfc/rfc2119.txt</a> </dd><dt id="bib-UPNP">[UPNP]</dt><dd rel="dc:requires">UPnP Forum. <a href="http://upnp.org/specs/arch/UPnP-arch-DeviceArchitecture-v1.1.pdf"><cite>UPnP Device Architecture. Version 1.1.</cite></a>. URL: <a href="http://upnp.org/specs/arch/UPnP-arch-DeviceArchitecture-v1.1.pdf">http://upnp.org/specs/arch/UPnP-arch-DeviceArchitecture-v1.1.pdf</a></dd><dt id="bib-WEBIDL">[WEBIDL]</dt><dd rel="dc:requires">Cameron McCormack. <a href="http://www.w3.org/TR/2008/WD-WebIDL-20081219"><cite>Web IDL.</cite></a> 19 December 2008. W3C Working Draft. (Work in progress.) URL: <a href="http://www.w3.org/TR/2008/WD-WebIDL-20081219">http://www.w3.org/TR/2008/WD-WebIDL-20081219</a> </dd></dl></section></div></body></html>
\ No newline at end of file
diff -r ee3a89da06e1 -r 5e0da09685f7 discovery-api/Overview.src.html
--- a/discovery-api/Overview.src.html Fri Aug 03 12:59:17 2012 +0200
+++ b/discovery-api/Overview.src.html Wed Aug 22 15:45:40 2012 +0200
@@ -6,27 +6,32 @@
<!-- This spec has been compiled with ReSpec v2 -->
<script type="text/javascript" class='remove'>
var respecConfig = {
- specStatus: "unofficial",
- shortName: "discovery",
- edDraftURI: "http://dev.w3.org/2009/dap/discovery/",
+ specStatus: "ED",
+ //publishDate: "2012-08-22",
+ shortName: "discovery-api",
+ edDraftURI: "http://w3c-test.org/dap/discovery-api/",
+ previousMaturity: "WD",
+ previousPublishDate: "2012-08-07",
editors: [
- { name: "Rich Tibbett",
- //url: "http://richt.me/",
- company: "Opera Software ASA",
- companyURL: "http://opera.com/" },
- { name: "Clarke Stevens",
- //url: "",
- company: "CableLabs",
- companyURL: "http://cablelabs.com/"
- }
+ {
+ name: "Rich Tibbett",
+ //url: "http://richt.me/",
+ company: "Opera Software ASA",
+ companyURL: "http://opera.com/"
+ },
+ {
+ name: "Clarke Stevens",
+ //url: "",
+ company: "CableLabs",
+ companyURL: "http://cablelabs.com/"
+ }
],
//extraCSS: ["./css/respec2.css"],
- noIDLIn: true,
-
+ noIDLIn: true,
wg: "Device APIs and Policy Working Group",
wgURI: "http://www.w3.org/2009/dap/",
wgPublicList: "public-device-apis",
- wgPatentURI: "http://www.w3.org/2004/01/pp-impl/43696/status",
+ wgPatentURI: "http://www.w3.org/2004/01/pp-impl/43696/status"
};
</script>
@@ -659,9 +664,6 @@
</p>
<ol class="rule">
- <li>
- If <var>successCallback</var> is empty or is not an object of type <code>Function</code> then the <a>user agent</a> MUST abort these steps.
- </li>
<li>
Let <var>requested control types</var> be initially set to an empty array.
@@ -761,7 +763,7 @@
Add the <var>service</var>'s <code>url</code> parameter to the <a>entry script origin's <acronym title="Uniform Resource Locator">URL</acronym> whitelist</a>.
</li>
<li>
- If <var>service</var> was originally created from a UPnP discovery process and the <var>service</var>'s <code>eventsUrl</code> parameter is not empty then <a>setup a UPnP Events Subscription</a> for <var>service</var>.
+ If <var>service</var>'s <code>type</code> parameter begins with the DOMString "<code>upnp:</code>" and the <var>service</var>'s <code>eventsUrl</code> parameter is not empty then <a>setup a UPnP Events Subscription</a> for <var>service</var>.
</li>
</ol>
</li>
@@ -771,7 +773,7 @@
</li>
<li>
- Set <var>services manager</var>'s <code>servicesAvailable</code> attribute to the length of <var>services</var>.
+ Set <var>services manager</var>'s <a href="#dom-networkservices-servicesavailable"><code>servicesAvailable</code></a> attribute to the length of <var>services</var>.
</li>
<li>
@@ -917,17 +919,22 @@
<p>
The <dfn id="dom-networkservices-servicesavailable"><code>servicesAvailable</code></dfn> attribute MUST return the number of services available in the
user's network that match the <a>valid service type</a> that was initially used to create the current <a href="#networkservices"><code>NetworkServices</code></a> object.
- By default, <a href="#dom-networkservices-servicesavailable"><code>servicesAvailable</code></a> MUST be set to <code>1</code>.
</p>
<p>
- When a previously unknown instance of a networked service matching one or the requested <a href="#dfn-valid-service-type">valid service types</a> becomes available on the user's current network, the <a>user agent</a> MUST fire a new simple
- event at the <a href="#dom-networkservices-onserviceavailable"><code>onserviceavailable</code></a> event handler.
+ When a previously unknown instance of a networked service matching one of the requested <a href="#dfn-valid-service-type">valid service types</a> becomes available on the user's current network, the <a>user agent</a> MUST increment the <a href="#dom-networkservices-servicesavailable"><code>servicesAvailable</code></a> attribute by <code>1</code> and then
+ <a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">queue a task</a>
+ to dispatch a newly created event with the name <code>serviceavailable</code> that uses the <code>Event</code> interface, which does
+ not bubble, is not cancellable, and has no default action, at the current <a href="#networkservices"><code>NetworkServices</code></a>
+ object.
</p>
<p>
- When a previously known instance of a networked service matching one or the requested <a href="#dfn-valid-service-type">valid service types</a> becomes unavailable on the user's current network, the <a>user agent</a> MUST fire a new simple
- event at the <a href="#dom-networkservices-onserviceunavailable"><code>onserviceunavailable</code></a> event handler.
+ When a previously known instance of a networked service matching one of the requested <a href="#dfn-valid-service-type">valid service types</a> becomes unavailable on the user's current network, the <a>user agent</a> MUST decrement the <a href="#dom-networkservices-servicesavailable"><code>servicesAvailable</code></a> attribute by <code>1</code> and then
+ <a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">queue a task</a>
+ to dispatch a newly created event with the name <code>serviceunavailable</code> that uses the <code>Event</code> interface, which does
+ not bubble, is not cancellable, and has no default action, at the current <a href="#networkservices"><code>NetworkServices</code></a>
+ object.
</p>
</div>
@@ -970,7 +977,7 @@
</dl>
<p>
- A <a href="#networkservices"><code>NetworkServices</code></a> object represents the current list of zero or more <a>current authorized services</a>, of which zero or more can be available at a time. Each item in <a>current authorized services</a> is represented by a <a href="#networkservice"><code>NetworkService</code></a> object.
+ A <a href="#networkservices"><code>NetworkServices</code></a> object represents the current list of zero or more <a>current authorized services</a>, of which zero or more can be available at a time. Each item in <a>current authorized services</a> is represented by a <a href="#networkservice"><code>NetworkService</code></a> object. The list of <a>current authorized services</a> is <span>immutable</span> meaning that it cannot be modified for the lifetime of a <a href="#networkservices"><code>NetworkServices</code></a> object.
</p>
<p class="note">
@@ -1063,13 +1070,13 @@
readonly attribute DOMString <a href="#dom-networkservice-url">url</a>;
readonly attribute DOMString <a href="#dom-networkservice-config">config</a>;
- const unsigned short <a href="#dom-networkservice-AVAILABLE">AVAILABLE</a> = 1;
- const unsigned short <a href="#dom-networkservice-UNAVAILABLE">UNAVAILABLE</a> = 2;
- readonly attribute unsigned short <a href="#dom-networkservice-readystate">readyState</a>;
+ readonly attribute boolean <a href="#dom-networkservice-online">online</a>;
// event handler attributes
- attribute <a href="http://www.whatwg.org/specs/web-apps/current-work/multipage/webappapis.html#eventhandler" class="externalDFN">EventHandler</a> <a href="#dom-networkservice-onreadystatechange">onreadystatechange</a>;
- attribute <a href="http://www.whatwg.org/specs/web-apps/current-work/multipage/webappapis.html#eventhandler" class="externalDFN">EventHandler</a> <a href="#dom-networkservice-onmessage">onmessage</a>;
+ attribute <a href="http://www.whatwg.org/specs/web-apps/current-work/multipage/webappapis.html#eventhandler" class="externalDFN">EventHandler</a> <a href="#dom-networkservice-onserviceonline">onserviceonline</a>;
+ attribute <a href="http://www.whatwg.org/specs/web-apps/current-work/multipage/webappapis.html#eventhandler" class="externalDFN">EventHandler</a> <a href="#dom-networkservice-onserviceoffline">onserviceoffline</a>;
+
+ attribute <a href="http://www.whatwg.org/specs/web-apps/current-work/multipage/webappapis.html#eventhandler" class="externalDFN">EventHandler</a> <a href="#dom-networkservice-onnotify">onnotify</a>;
};
<a href="#networkservice">NetworkService</a> implements <a href="http://dvcs.w3.org/hg/domcore/raw-file/tip/Overview.html#interface-eventtarget" class="externalDFN">EventTarget</a>;
@@ -1171,47 +1178,21 @@
<dt>
<var title="">service</var>
.
- <code title="dom-networkservice-readystate">
- <a href="#dom-networkservice-readystate">readyState</a>
+ <code title="dom-networkservice-online">
+ <a href="#dom-networkservice-online">online</a>
</code>
</dt>
<dd>
<p>
- Returns the current state.
+ Returns <code>true</code> if the service is reporting that it is accessible on the local network or <code>false</code> if the service is reporting that it is no longer accessible (temporarily or permanently) on the local network.
</p>
</dd>
</dl>
- A <a href="#networkservice"><code>NetworkService</code></a> object can be in several states. The <dfn id="dom-networkservice-readystate"><code>readyState</code></dfn> attribute MUST return the current state of the networked service,
- which MUST be one of the following values:
-
- <dl>
- <dt>
- <dfn id="dom-networkservice-AVAILABLE" title="dom-networkservice-AVAILABLE">
- <code>AVAILABLE</code>
- </dfn>
- (numeric value
- 1)
-
-
- </dt>
- <dd>
- <p>The object is connected to its service endpoint.
-
- </p>
- </dd>
- <dt>
- <dfn id="dom-networkservice-UNAVAILABLE" title="dom-networkservice-UNAVAILABLE">
- <code>UNAVAILABLE</code>
- </dfn>
- (numeric value
- 2)
- </dt>
- <dd>
- <p>The object is not connected to its service endpoint.
- </p>
- </dd>
- </dl>
+ <p>
+ The <dfn id="dom-networkservice-config"><code>online</code></dfn> attribute indicates whether the service is reporting itself as being
+ either <var>online</var>, and therefore accessible on the local network, in which case this attribute will return <code>true</code> or, <var>offline</var>, and therefore not accessible on the local network, either temporarily or permanently, in which case this attribute will return <code>false</code>. This attribute MUST default to <code>true</code>.
+ </p>
</section>
@@ -1237,33 +1218,39 @@
<tbody>
<tr>
<td>
- <dfn id="dom-networkservice-onmessage" title="dom-NetworkService-onmessage">
- <code>onmessage</code>
+ <dfn id="dom-networkservice-onnotify" title="dom-NetworkService-onnotify">
+ <code>onnotify</code>
</dfn>
</td>
<td>
- <code title="event-message">message</code>
+ <code title="event-notify">notify</code>
</td>
</tr>
<tr>
<td>
- <dfn id="dom-networkservice-onreadystatechange" title="dom-NetworkService-onreadystatechange">
- <code>onreadystatechange</code>
+ <dfn id="dom-networkservice-onserviceonline" title="dom-NetworkService-onserviceonline">
+ <code>onserviceonline</code>
</dfn>
</td>
<td>
- <code title="event-onreadystatechange">readystatechange</code>
+ <code title="event-onserviceonline">serviceonline</code>
+ </td>
+ </tr>
+ <tr>
+ <td>
+ <dfn id="dom-networkservice-offserviceoffline" title="dom-NetworkService-onserviceoffline">
+ <code>onserviceoffline</code>
+ </dfn>
+ </td>
+ <td>
+ <code title="event-onserviceoffline">serviceoffline</code>
</td>
</tr>
</tbody>
</table>
<p>
- Events with an event type of <code>message</code> defined in this specification are <a href="http://dev.w3.org/html5/postmsg/#messageevent" class="externalDFN"><code>MessageEvent</code></a> objects as defined in [[!WEBMESSAGING]].
- </p>
-
- <p>
- Events with an event type of <code>readystatechange</code> defined in this specification are simple <code>Event</code> objects.
+ Events with an event type of <code>notify</code>, <code>serviceonline</code> or <code>serviceoffline</code> defined in this specification are simple <code>Event</code> objects.
</p>
</section>
@@ -1273,7 +1260,7 @@
<h2>Service Discovery</h2>
<p>
- A <a>user agent</a> conforming to this specification MAY implement <acronym title="Simple Service Discovery Protocol">SSDP</acronym> [[!UPNP]] and Zeroconf [[!ZEROCONF]] service discovery mechanisms
+ A <a>user agent</a> conforming to this specification MAY implement <acronym title="Simple Service Discovery Protocol">SSDP</acronym> [[!UPNP]] and Zeroconf [[!DNS-SD]] + [[!MDNS]] service discovery mechanisms
to enable Web pages to request and connect with HTTP services running on networked devices, discovered via either mechanism, through this API. When a <a>user agent</a> implements either of these service discovery mechanisms, then it MUST conform to the corresponding algorithms provided in this section of the specification.
</p>
<p>
@@ -1358,7 +1345,17 @@
<a href="#networkservice"><code>NetworkService</code></a> object.
</li>
<li>
- Increment the <code>servicesAvailable</code> attribute of the <a href="#networkservices"><code>NetworkServices</code></a> object by <code>1</code>.
+ Increment the <a href="#dom-networkservices-servicesavailable"><code>servicesAvailable</code></a> attribute of the <a href="#networkservices"><code>NetworkServices</code></a> object by <code>1</code>.
+ </li>
+ <li>
+ <a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">Queue a task</a>
+ to dispatch a newly created event with the name <code>serviceavailable</code> that uses the <code>Event</code> interface, which does not bubble, is not cancellable, and has no default action, at the current
+ <a href="#networkservices"><code>NetworkServices</code></a> object.
+ </li>
+ <li>
+ <a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">Queue a task</a>
+ to dispatch a newly created event with the name <code>serviceonline</code> that uses the <code>Event</code> interface, which does not bubble, is not cancellable, and has no default action, at the current
+ <a href="#networkservice"><code>NetworkService</code></a> object.
</li>
</ol>
</li>
@@ -1468,9 +1465,13 @@
<a href="#networkservice"><code>NetworkService</code></a> object.
</li>
<li>
- If the <var>announcement type</var> equals <code>ssdp:alive</code> then Increment the <code>servicesAvailable</code> attribute of the <a href="#networkservices"><code>NetworkServices</code></a>
- object by <code>1</code>. Otherwise, decrement the <code>servicesAvailable</code> attribute of the <a href="#networkservices"><code>NetworkServices</code></a>
- object by <code>1</code>.
+ If the <var>announcement type</var> equals <code>ssdp:alive</code> then Increment the <a href="#dom-networkservices-servicesavailable"><code>servicesAvailable</code></a> attribute of the <a href="#networkservices"><code>NetworkServices</code></a>
+ object by <code>1</code> and then <a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">queue a task</a>
+ to dispatch a newly created event with the name <code>serviceonline</code> that uses the <code>Event</code> interface, which does not bubble, is not cancellable, and has no default action, at the current
+ <a href="#networkservice"><code>NetworkService</code></a> object. Otherwise, decrement the <a href="#dom-networkservices-servicesavailable"><code>servicesAvailable</code></a> attribute of the <a href="#networkservices"><code>NetworkServices</code></a>
+ object by <code>1</code> and then <a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">queue a task</a>
+ to dispatch a newly created event with the name <code>serviceoffline</code> that uses the <code>Event</code> interface, which does not bubble, is not cancellable, and has no default action, at the current
+ <a href="#networkservice"><code>NetworkService</code></a> object..
</li>
</ol>
</li>
@@ -1492,7 +1493,7 @@
</li>
<li>
- Send a HTTP SUBSCRIBE request with a <em>NT</em> header with a string value of <code>upnp:event</code>, a <em>TIMEOUT</em> header with an integer value of
+ Send a HTTP SUBSCRIBE request with a <em>NT</em> header with a string value of <code>upnp:event</code>, a <em>TIMEOUT</em> header with an integer value ofƒ
<code>86400</code> and a <em>CALLBACK</em> header
with a string value of <var>callback URL</var> towards the <var>network service record</var>'s <code>eventsUrl</code> property.
</li>
@@ -1544,15 +1545,15 @@
Let <var>content clone</var> be the result of obtaining the message body of the HTTP NOTIFY request. If <var>content clone</var> is empty, then the <a>user agent</a> MUST abort these steps.
</li>
<li>
- Create a new <code>message</code> event that uses the <a href="http://dev.w3.org/html5/postmsg/#messageevent" class="externalDFN"><code>MessageEvent</code></a> interface [[!WEBMESSAGING]], with the name <code>message</code>,
- which does not bubble, is not cancelable, and has no default action.
+ Let <var>notification event</var> be a new simple event that uses the <code>Event</code> interface with the name <code>notify</code>,
+ which does not bubble, is not cancellable, and has no default action.
</li>
<li>
- Let the <code>data</code> attribute of the event have the DOMString value of <var>content clone</var>.
+ Let the <code>data</code> attribute of <var>notification event</var> have the DOMString value of <var>content clone</var>.
</li>
<li>
<a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">Queue a task</a> to
- dispatch the newly created event at the current <a><code>NetworkService</code></a> object.
+ dispatch <var>notification event</var> at the current <a><code>NetworkService</code></a> object.
</li>
</ol>
</li>
@@ -1581,17 +1582,30 @@
<ol class="rule">
<li>
- Set the <a href="#dom-networkservice-readystate"><code>readyState</code></a> attribute to <code>2</code> (<a href="#dom-networkservice-UNAVAILABLE"><code>UNAVAILABLE</code></a>).
+ Set the <a href="#dom-networkservice-online"><code>online</code></a> attribute to <code>false</code>.
</li>
<li>
- Create a new <code>readystatechange</code> event that uses the <code>Event</code> interface which does not bubble, is not cancelable, and has no default action.
- </li>
- <li>
- <a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">Queue a task</a> to
- dispatch the newly created event at the <a href="#networkservice"><code>NetworkService</code></a> object.
- </li>
+ <a href="http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#queue-a-task" class="externalDFN">Queue a task</a>
+ to dispatch a newly created event with the name <code>serviceoffline</code> that uses the <code>Event</code> interface, which does not bubble, is not cancellable, and has no default action, at the current
+ <a href="#networkservice"><code>NetworkService</code></a> object.
</ol>
</li>
+ <li>
+ For each <a href="#networkservices"><code>NetworkServices</code></a> object currently active in the <a>user agent</a> perform the following steps:
+
+ <ol class="rule">
+ <li>
+ Let <var>number of available services</var> equal the value of <a href="#networkservices"><code>NetworkServices</code></a>'s <a href="#dom-networkservices-servicesavailable"><code>servicesAvailable</code></a> attribute.
+ </li>
+ <li>
+ Set the <a href="#networkservices"><code>NetworkServices</code></a>'s <a href="#dom-networkservices-servicesavailable"><code>servicesAvailable</code></a> attribute to zero (<code>0</code>).
+ </li>
+ <li>
+ For each <var>available service</var> in <var>number of available services</var> the <a>user agent</a> MUST fire a new simple event with the name <code>serviceunavailable</code> that has no default action, does not bubble and is not cancellable, at the current <a href="#networkservices"><code>NetworkServices</code></a> object.
+ </li>
+ </ol>
+ </li>
+
</ol>
<p>
@@ -1600,7 +1614,7 @@
<ol class="rule">
<li>
- Re-issue an mDNS search and SSDP discovery search and handle the responses according to the processing defined in <a href="#service-discovery">Section 6: Service Discovery</a>.
+ Re-issue an mDNS search and SSDP discovery search using all of the <a>valid service type</a> tokens initially provided to all active <a href="#networkservices"><code>NetworkServices</code></a> objects and handle all discovery responses according to the processing defined in <a href="#service-discovery">Section 7: Service Discovery</a>.
</li>
</ol>
</div>
@@ -1712,7 +1726,7 @@
navigator.getNetworkServices('zeroconf:_xbmc-jsonrpc._tcp', gotXBMCService, error);
startBtn.disabled = true;
} else {
- debug.innerHTML += "<br>Service Discovery API not supported!";
+ debug.innerHTML += "<br>Service Discovery not supported!";
}
}
@@ -1720,11 +1734,9 @@
// Listen for service disconnect messages
- services[0].addEventListener('readystatechange', function ( e ) {
- if(services[0].readyState === services[0].UNAVAILABLE) {
+ services[0].addEventListener('serviceoffline', function ( e ) {
debug.innerHTML += "<br>" + services[0].name + " disconnected.";
startBtn.disabled = false;
- }
}, false);
// Send a service message to get albums list (and process the service response)
@@ -1825,9 +1837,9 @@
<script>
function successCallback( services ) {
- // Listen for service push messages
+ // Listen for service push notification messages
- services[0].addEventListener('message', function ( msg ) {
+ services[0].addEventListener('notify', function ( msg ) {
debug.innerHTML += "<br>" + services[0].name + " event received: ";
debug.textContent += msg.data;
}, false);
@@ -1881,7 +1893,7 @@
<p>Thanks are expressed by the editor to the following individuals for their feedback on this specification to date (in alphabetical order):
<br /><br />
- Gar Bergstedt, Lars-Erik Bolstad, Hari G Kumar, Bob Lund, Giuseppe Pascale, Marcin Simonides, Clarke Stevens, Christian Söderström, Mark Vickers, ...</p>
+ Gar Bergstedt, Lars-Erik Bolstad, Cathy Chan, Hari G Kumar, Bob Lund, Giuseppe Pascale, Marcin Simonides, Clarke Stevens, Christian Söderström, Mark Vickers, ...</p>
<p>Thanks are also expressed by the editor to the following organizations and groups for their support in producing this specification to date (in alphabetical order):
<br /></br />
Received on Wednesday, 22 August 2012 14:10:36 UTC