Handle non-fully-active documents

Author: marcoscaceres

index.html

@@ -172,8 +172,10 @@ <h4>
 |data:ShareData|, run the following steps:
 </p>
 <ol class="algorithm">
-<li>If the [=current settings object=]'s [=environment settings
-object/responsible document=] is not [=allowed to use=]
+<li>Let |document:Document| be the [=current settings object=]'s
+[=environment settings object/responsible document=].
+</li>
+<li>If |document| is not <a>allowed to use</a>
 <a>"web-share"</a>, return [=a promise rejected with=] a
 {{"NotAllowedError"}} {{DOMException}}.
 </li>
@@ -188,14 +190,14 @@ <h4>
 </li>
 <li>[=Consume user activation=] of |window|.
 </li>
-<li>Let |base:URL| be [=this=]'s <a>relevant settings object</a>'s
-[=environment settings object/API base URL=].
-</li>
-<li>If [=validate share data=] with |data| and |base| returns
+<li>If [=validate share data=] with |data| and |document| returns
 false, then return [=a promise rejected with=] a {{TypeError}}.
 </li>
 <li>If |data|'s {{ShareData/url}} member is present:
 <ol>
+<li>Let |base:URL| be [=this=]'s <a>relevant settings
+object</a>'s [=environment settings object/API base URL=].
+</li>
 <li>Let |url:URL| be the result of running the <a>URL
 parser</a> on |data|'s {{ShareData/url}} with |base|.
 </li>
@@ -302,7 +304,7 @@ <h3>
 </li>
 <li>Return the result of [=validate share data=] with |data| and
 [=this=]'s [=relevant settings object=]'s [=environment settings
-object/API base URL=].
+object/responsible document=].
 </li>
 </ol>
 </section>
@@ -312,9 +314,13 @@ <h3>
 </h3>
 <p>
 To <dfn>validate share data</dfn> with |data:ShareData| and
-|base:URL|, run the following steps:
+|document:Document|, run the following steps. The algorithm runs in
+the [=this=] context from where it is invoked (i.e. {{Navigator}}
+instance):
 </p>
 <ol class="algorithm">
+<li>If |document| is not [=Document/fully active=], return false.
+</li>
 <li>If none of |data|'s members {{ShareData/title}},
 {{ShareData/text}}, or {{ShareData/url}} or {{ShareData/files}} are
 present, return false.
@@ -345,6 +351,9 @@ <h3>
 </li>
 <li>If |data|'s {{ShareData/url}} member is present:
 <ol>
+<li>Let |base:URL| be [=this=]'s <a>relevant settings
+object</a>'s [=environment settings object/API base URL=].
+</li>
 <li>Let |url:URL| be the result of running the [=URL parser=]
 on |data|'s {{ShareData/url}} member, with |base|, and no
 encoding override.