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Addresses Issue 367 #395

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merged 3 commits into from
Dec 20, 2016
Merged

Addresses Issue 367 #395

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a231608
Apply receiver restrictions to nested browsing contexts.
markafoltz Dec 19, 2016
1c90a8a
Tidy
markafoltz Dec 19, 2016
6e01fe0
Respond to tidoust@ comments
markafoltz Dec 20, 2016
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Apply receiver restrictions to nested browsing contexts.
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@markafoltz
markafoltz committed Dec 19, 2016
commit a231608de5239a30873494bc29985d118f53b497
56 changes: 35 additions & 21 deletions index.html
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Expand Up @@ -331,11 +331,9 @@ <h2>
<p>
The terms <dfn><a href=
"https://www.w3.org/TR/html5/browsers.html#application-cache">application
cache</a></dfn>, <dfn><a href=
cache</a></dfn>, <dfn data-lt="browsing context|browsing contexts"><a href=
"http://www.w3.org/TR/html5/browsers.html#browsing-context">browsing
context</a></dfn>, <dfn><a href=
"https://www.w3.org/TR/html5/browsers.html#nested-browsing-contexts">nested
browsing context</a></dfn>, <dfn><a href=
"http://www.w3.org/TR/html5/webappapis.html#event-handlers">event
handler</a></dfn>, <dfn><a href=
"http://www.w3.org/TR/html5/webappapis.html#event-handler-event-type">event
Expand Down Expand Up @@ -380,7 +378,9 @@ <h2>
"http://www.w3.org/TR/html51/infrastructure.html#in-parallel">in
parallel</a></dfn> and <dfn><a href=
"https://www.w3.org/TR/html51/webappapis.html#task-source">task
source</a></dfn> are defined in [[!HTML51]].
source</a></dfn>, <dfn><a href="https://www.w3.org/TR/html51/browsers.html#ancestor-browsing-context">ancestor browsing context</a></dfn>, <dfn><a href=
"https://www.w3.org/TR/html5/browsers.html#nested-browsing-contexts">nested
browsing context</a></dfn>, and <dfn><a href="https://www.w3.org/TR/html51/browsers.html#list-of-the-descendant-browsing-contexts">list of descendent browsing contexts</a></dfn>, and <dfn><a href="https://www.w3.org/TR/html51/browsers.html#creating-a-new-browsing-context">creating a new browsing context</a></dfn> are defined in [[!HTML51]].
</p>
<p>
The terms <dfn><code><a href=
Expand Down Expand Up @@ -974,10 +974,12 @@ <h4>
<p>
The <dfn for="Presentation"><code>receiver</code></dfn> attribute
MUST return the <a><code>PresentationReceiver</code></a> instance
associated with the <a>receiving browsing context</a> and created
by the <a>receiving user agent</a> when the <a>receiving browsing
context</a> is created. In any other <a>browsing context</a>, it
MUST return <code>null</code>.
associated with the <a>receiving browsing context</a> and created by
the <a>receiving user agent</a> when the <a>receiving browsing
context</a> is <a data-lt="create a receiving browsing
context">created</a>. In any other <a>browsing context</a>
(including <a data-lt="nested browsing context">nested browsing contexts</a> of the <a>receiving
browsing context</a>) it MUST return <code>null</code>.
</p>
<p class="note">
Web developers can use <code>Navigator.presentation.receiver</code>
Expand Down Expand Up @@ -2704,7 +2706,7 @@ <h4>
</dd>
</dl>
<ol>
<li>Create a new <a>top-level browsing context</a> <var>C</var>,
<li><a data-lt="creating a new browsing context">Create</a> a new <a>top-level browsing context</a> <var>C</var>,
set to display content on <var>D</var>.
</li>
<li>Set the <a>session history</a> of <var>C</var> to be the empty
Expand All @@ -2713,6 +2715,10 @@ <h4>
<li>Set the <a>sandboxed auxiliary navigation browsing context
flag</a> on <var>C</var>.
</li>
<li>If the <a>receiving user agent</a> implements [[!PERMISSIONS]],
set the <a>permission state</a> of all <a>Permissions</a> for <var>
C</var> to <code>"denied"</code>.
</li>
<li>Create a new empty <a>cookie store</a> for <var>C</var>.
</li>
<li>Create a new empty store for <var>C</var> to hold <a>HTTP
Expand All @@ -2721,10 +2727,6 @@ <h4>
<li>Create a new empty <a>application cache</a> storage for
<var>C</var>.
</li>
<li>If the <a>receiving user agent</a> implements [[!PERMISSIONS]],
set the <a>permission state</a> of all <a>Permissions</a> for <var>
C</var> to <code>"denied"</code>.
</li>
<li>If the <a>receiving user agent</a> implements [[!INDEXEDDB]],
create a new empty storage for IndexedDB <a>databases</a> for <var>
C</var>.
Expand All @@ -2746,22 +2748,34 @@ <h4>
<var>presentationUrl</var>.
</li>
</ol>
<p>
All <a data-lt="nested browsing context">nested browsing
contexts</a> <a data-lt="creating a new browsing context">created</a> by
the presented document, i.e. that have the <a>receiving browsing
context</a> as their <a data-lt="ancestor browsing
context">top-level ancestor</a>, MUST also have restrictions 2-4
above. All of these <a>browsing contexts</a> MUST also share the same
browsing state (storage) for features 5-10 listed above.
</p>
<p>
<a>Window clients</a> and <a>worker clients</a> associated with the
<a>receiving browsing context</a> and the other <a>browsing
context</a> must not be exposed to <a>service workers</a>
<a>receiving browsing context</a> and its <a>list of descendent
browsing contexts</a> must not be exposed to <a>service workers</a>
associated with each other.
</p>
<p>
When the <a>receiving browsing context</a> is closed, any
associated <a>service workers</a> MUST be unregistered and
terminated, and any associated browsing state, including <a>session
history</a>, the <a>cookie store</a>, any <a>HTTP
authentication</a> state, the <a>application cache</a>, any
When the <a>receiving browsing context</a> is closed, any <a>service
workers</a> associated with it and the <a>browsing contexts</a> in
its <a>list of descendent browsing contexts</a> MUST be unregistered
and terminated. Any browsing state associated with the <a>receiving
browsing context</a> and the <a>browsing contexts</a> in its <a>list of descendent
browsing contexts</a>, including <a>session history</a>,
the <a>cookie store</a>, any <a>HTTP authentication</a> state,
the <a>application cache</a>, any
<a>databases</a>, the <a>session storage areas</a>, the <a>local
storage areas</a>, the <a>list of registered service worker
registrations</a> and the <a>caches</a> MUST be discarded and not
used for any other <a>receiving browsing context</a>.
used for any other <a>browsing context</a>.
</p>
<p class="note">
This algorithm is intended to create a well defined environment to
Expand Down