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<title>[41631] trunk/src/wp-admin/setup-config.php: Setup: Hide database errors while testing the table prefix.</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/41631">41631</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/41631","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>pento</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2017-09-28 07:57:22 +0000 (Thu, 28 Sep 2017)</dd>
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<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>Setup: Hide database errors while testing the table prefix.
If DB errors are shown during installation, the table prefix test will also show an error, even though we're deliberately trying to generate that error.
Fixes <a href="https://core.trac.wordpress.org/ticket/40655">#40655</a>.</pre>
<h3>Modified Paths</h3>
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<li><a href="#trunksrcwpadminsetupconfigphp">trunk/src/wp-admin/setup-config.php</a></li>
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<h3>Diff</h3>
<a id="trunksrcwpadminsetupconfigphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/src/wp-admin/setup-config.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-admin/setup-config.php 2017-09-28 06:44:09 UTC (rev 41630)
+++ trunk/src/wp-admin/setup-config.php 2017-09-28 07:57:22 UTC (rev 41631)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -276,7 +276,9 @@
</span><span class="cx" style="display: block; padding: 0 10px"> if ( ! empty( $wpdb->error ) )
</span><span class="cx" style="display: block; padding: 0 10px"> wp_die( $wpdb->error->get_error_message() . $tryagain_link );
</span><span class="cx" style="display: block; padding: 0 10px">
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $errors = $wpdb->hide_errors();
</ins><span class="cx" style="display: block; padding: 0 10px"> $wpdb->query( "SELECT $prefix" );
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $wpdb->show_errors( $errors );
</ins><span class="cx" style="display: block; padding: 0 10px"> if ( ! $wpdb->last_error ) {
</span><span class="cx" style="display: block; padding: 0 10px"> // MySQL was able to parse the prefix as a value, which we don't want. Bail.
</span><span class="cx" style="display: block; padding: 0 10px"> wp_die( __( '<strong>ERROR</strong>: "Table Prefix" is invalid.' ) );
</span></span></pre>
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