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<title>[49273] branches/5.5/tests/phpunit/tests/xmlrpc/wp/newComment.php: XML-RPC: Fix length validation of anonymous commenter's email address.</title>
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<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="https://core.trac.wordpress.org/changeset/49273">49273</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"https://core.trac.wordpress.org/changeset/49273","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>peterwilsoncc</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2020-10-22 02:45:47 +0000 (Thu, 22 Oct 2020)</dd>
</dl>
<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>XML-RPC: Fix length validation of anonymous commenter's email address.
Fix the first step of validating an anonymous commenters in which the length is checked prior to running regular expressions.
Follow up to <a href="https://core.trac.wordpress.org/changeset/47808">[47808]</a>.
Merges <a href="https://core.trac.wordpress.org/changeset/49271">[49271]</a> to the 5.5 branch.
Fixes <a href="https://core.trac.wordpress.org/ticket/51595">#51595</a>.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#branches55srcwpincludesclasswpxmlrpcserverphp">branches/5.5/src/wp-includes/class-wp-xmlrpc-server.php</a></li>
<li><a href="#branches55testsphpunittestsxmlrpcwpnewCommentphp">branches/5.5/tests/phpunit/tests/xmlrpc/wp/newComment.php</a></li>
</ul>
<h3>Property Changed</h3>
<ul>
<li><a href="#branches55">branches/5.5/</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<span class="cx" style="display: block; padding: 0 10px">Index: branches/5.5
</span><span class="cx" style="display: block; padding: 0 10px">===================================================================
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">--- branches/5.5 2020-10-22 02:41:33 UTC (rev 49272)
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+++ branches/5.5 2020-10-22 02:45:47 UTC (rev 49273)
</ins><a id="branches55"></a>
<div class="propset"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Property changes: branches/5.5</h4>
<pre class="diff"><span>
</span></pre></div>
<a id="svnmergeinfo"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: svn:mergeinfo</h4></div>
<span class="cx" style="display: block; padding: 0 10px"> /branches/3.4:21757
</span><span class="cx" style="display: block; padding: 0 10px"> /branches/4.9:43557,43622
</span><span class="cx" style="display: block; padding: 0 10px"> /branches/5.0:43681-43682,43684-43688,43719-43720,43723,43726-43727,43729-43731,43734-43744,43747,43751-43754,43758,43760-43765,43767-43770,43772,43774-43781,43783,43785,43790-43806,43808-43821,43825,43828,43830-43834,43836-43843,43846-43863,43867-43889,43891-43894,43897-43905,43908-43909,43911-43929,43931-43942,43946-43947,43949-43956,43959-43964,43967-43969,43988,43994,44014,44017,44047,44183,44185,44187-44206,44208-44213,44231-44232,44235,44248,44284,44287-44288
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-/trunk:48685-48686,48688-48689,48696,48701,48703,48707,48717,48719,48721,48725-48726,48729-48731,48734,48736,48742,48745,48748-48751,48757-48758,48761,48767,48770,48772,48775,48777-48778,48783,48792,48796-48797,48800-48802,48808-48809,48814,48817,48820,48827,48832,48842,48850,48852-48853,48856,48859,48862,48864,48866,48868,48870,48872,48874,48876,48878,48880-48881,48884,48886,48888,48890,48892,48894-48895,48897,48899,48904,48908-48913,48918,48923-48924,48938,48946,48958,49166,49187
</del><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of property
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+/trunk:48685-48686,48688-48689,48696,48701,48703,48707,48717,48719,48721,48725-48726,48729-48731,48734,48736,48742,48745,48748-48751,48757-48758,48761,48767,48770,48772,48775,48777-48778,48783,48792,48796-48797,48800-48802,48808-48809,48814,48817,48820,48827,48832,48842,48850,48852-48853,48856,48859,48862,48864,48866,48868,48870,48872,48874,48876,48878,48880-48881,48884,48886,48888,48890,48892,48894-48895,48897,48899,48904,48908-48913,48918,48923-48924,48938,48946,48958,49166,49187,49271
</ins><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of property
</span><a id="branches55srcwpincludesclasswpxmlrpcserverphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/5.5/src/wp-includes/class-wp-xmlrpc-server.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/5.5/src/wp-includes/class-wp-xmlrpc-server.php 2020-10-22 02:41:33 UTC (rev 49272)
+++ branches/5.5/src/wp-includes/class-wp-xmlrpc-server.php 2020-10-22 02:45:47 UTC (rev 49273)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -3912,7 +3912,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> $comment['user_ID'] = 0;
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> if ( get_option( 'require_name_email' ) ) {
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- if ( strlen( $comment['comment_author_email'] < 6 ) || '' === $comment['comment_author'] ) {
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ if ( strlen( $comment['comment_author_email'] ) < 6 || '' === $comment['comment_author'] ) {
</ins><span class="cx" style="display: block; padding: 0 10px"> return new IXR_Error( 403, __( 'Comment author name and email are required.' ) );
</span><span class="cx" style="display: block; padding: 0 10px"> } elseif ( ! is_email( $comment['comment_author_email'] ) ) {
</span><span class="cx" style="display: block; padding: 0 10px"> return new IXR_Error( 403, __( 'A valid email address is required.' ) );
</span></span></pre></div>
<a id="branches55testsphpunittestsxmlrpcwpnewCommentphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/5.5/tests/phpunit/tests/xmlrpc/wp/newComment.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/5.5/tests/phpunit/tests/xmlrpc/wp/newComment.php 2020-10-22 02:41:33 UTC (rev 49272)
+++ branches/5.5/tests/phpunit/tests/xmlrpc/wp/newComment.php 2020-10-22 02:45:47 UTC (rev 49273)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -95,4 +95,86 @@
</span><span class="cx" style="display: block; padding: 0 10px"> $this->assertEquals( 403, $result->code );
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px">
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ /**
+ * Ensure anonymous comments can be made via XML-RPC.
+ *
+ * @ticket 51595
+ */
+ function test_allowed_anon_comments() {
+ add_filter( 'xmlrpc_allow_anonymous_comments', '__return_true' );
+ $this->make_user_by_role( 'administrator' );
+ $post = self::factory()->post->create_and_get();
+
+ $comment_args = array(
+ 1,
+ '',
+ '',
+ $post->ID,
+ array(
+ 'author' => 'WordPress',
+ 'author_email' => 'noreply@wordpress.org',
+ 'content' => 'Test Anon Comments',
+ ),
+ );
+
+ $result = $this->myxmlrpcserver->wp_newComment( $comment_args );
+ $this->assertNotIXRError( $result );
+ $this->assertInternalType( 'int', $result );
+ }
+
+ /**
+ * Ensure anonymous XML-RPC comments require a valid email.
+ *
+ * @ticket 51595
+ */
+ function test_anon_comments_require_email() {
+ add_filter( 'xmlrpc_allow_anonymous_comments', '__return_true' );
+ $this->make_user_by_role( 'administrator' );
+ $post = self::factory()->post->create_and_get();
+
+ $comment_args = array(
+ 1,
+ '',
+ '',
+ $post->ID,
+ array(
+ 'author' => 'WordPress',
+ 'author_email' => 'noreply at wordpress.org',
+ 'content' => 'Test Anon Comments',
+ ),
+ );
+
+ $result = $this->myxmlrpcserver->wp_newComment( $comment_args );
+ $this->assertIXRError( $result );
+ $this->assertSame( 403, $result->code );
+ }
+
+ /**
+ * Ensure valid users don't use the anon flow.
+ *
+ * @ticket 51595
+ */
+ function test_username_avoids_anon_flow() {
+ add_filter( 'xmlrpc_allow_anonymous_comments', '__return_true' );
+ $this->make_user_by_role( 'administrator' );
+ $post = self::factory()->post->create_and_get();
+
+ $comment_args = array(
+ 1,
+ 'administrator',
+ 'administrator',
+ $post->ID,
+ array(
+ 'author' => 'WordPress',
+ 'author_email' => 'noreply at wordpress.org',
+ 'content' => 'Test Anon Comments',
+ ),
+ );
+
+ $result = $this->myxmlrpcserver->wp_newComment( $comment_args );
+ $comment = get_comment( $result );
+ $user_id = get_user_by( 'login', 'administrator' )->ID;
+
+ $this->assertSame( $user_id, (int) $comment->user_id );
+ }
</ins><span class="cx" style="display: block; padding: 0 10px"> }
</span></span></pre>
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