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<title>[43921] branches/5.0/src/wp-admin: Warn users of Gutenberg plugin of its deactivation upon 5.0 upgrade.</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/43921">43921</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/43921","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>mcsf</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2018-11-21 16:34:28 +0000 (Wed, 21 Nov 2018)</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'>Warn users of Gutenberg plugin of its deactivation upon 5.0 upgrade.

Fixes <a href="https://core.trac.wordpress.org/ticket/45073">#45073</a>.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#branches50srcwpadminaboutphp">branches/5.0/src/wp-admin/about.php</a></li>
<li><a href="#branches50srcwpadminincludesupgradephp">branches/5.0/src/wp-admin/includes/upgrade.php</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="branches50srcwpadminaboutphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/5.0/src/wp-admin/about.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/5.0/src/wp-admin/about.php       2018-11-21 16:17:17 UTC (rev 43920)
+++ branches/5.0/src/wp-admin/about.php 2018-11-21 16:34:28 UTC (rev 43921)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -24,9 +24,25 @@
</span><span class="cx" style="display: block; padding: 0 10px">                <h1><?php printf( __( 'Welcome to WordPress&nbsp;%s' ), $display_version ); ?></h1>
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                <p class="about-text"><?php printf( __( 'Thank you for updating to the latest version! WordPress %s introduces a robust new content creation experience.' ), $display_version ); ?></p>
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                <p class="about-text">
-                       <a href="#classic-editor"><?php _e( 'Learn how to keep using the old editor.' ); ?></a>
-               </p>
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
+               <?php if (
+                       // Was the Gutenberg plugin installed before upgrading to 5.0.x?
+                       get_option( 'upgrade_500_was_gutenberg_active' ) == '1'  &&
+                       current_user_can( 'activate_plugins' ) &&
+                       // Has it not been reactivated since?
+                       is_plugin_inactive( 'gutenberg/gutenberg.php' ) &&
+                       // Is it still installed?
+                       file_exists( WP_PLUGIN_DIR . '/gutenberg/gutenberg.php' )
+               ) : ?>
+                       <div class="about-text" style="font-style:italic;">
+                               <?php printf( __( 'The Gutenberg plugin has been deactivated, as the features are now included in WordPress %1$s by default. If you&#8217;d like to continue to test the upcoming changes in the WordPress editing experience, please %2$sreactivate the Gutenberg plugin%3$s.' ), $display_version, '<a href="' . esc_url( self_admin_url( 'plugins.php?s=gutenberg&plugin_status=all' ) ) . '">', '</a>' ); ?>
+                       </div>
+               <?php else : ?>
+                       <p class="about-text">
+                               <a href="#classic-editor"><?php _e( 'Learn how to keep using the old editor.' ); ?></a>
+                       </p>
+               <?php endif; ?>
+
</ins><span class="cx" style="display: block; padding: 0 10px">                 <div class="wp-badge"><?php printf( __( 'Version %s' ), $display_version ); ?></div>
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                <h2 class="nav-tab-wrapper wp-clearfix">
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -202,13 +218,13 @@
</span><span class="cx" style="display: block; padding: 0 10px">                                </video>
</span><span class="cx" style="display: block; padding: 0 10px">                        </div>
</span><span class="cx" style="display: block; padding: 0 10px">                </div>
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
</ins><span class="cx" style="display: block; padding: 0 10px">                 <div class="feature-section one-col cta">
</span><span class="cx" style="display: block; padding: 0 10px">                        <div class="col">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                                <a class="button button-primary button-hero" href="<?php echo esc_url( admin_url( 'post-new.php' ) ); ?>"><?php _e( 'Build your first post' ); ?></a>       
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                         <a class="button button-primary button-hero" href="<?php echo esc_url( admin_url( 'post-new.php' ) ); ?>"><?php _e( 'Build your first post' ); ?></a>
</ins><span class="cx" style="display: block; padding: 0 10px">                         </div>
</span><span class="cx" style="display: block; padding: 0 10px">                </div>
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
</ins><span class="cx" style="display: block; padding: 0 10px">                 <hr />
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                <div class="feature-section one-col">
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -250,12 +266,12 @@
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                <div class="feature-section one-col cta">
</span><span class="cx" style="display: block; padding: 0 10px">                        <div class="col">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                                <a class="button button-primary button-hero load-customize hide-if-no-customize" href="<?php echo esc_url( admin_url( 'customize.php?theme=twentynineteen' ) ); ?>"><?php _e( 'Give Twenty Nineteen a try' ); ?></a>        
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                         <a class="button button-primary button-hero load-customize hide-if-no-customize" href="<?php echo esc_url( admin_url( 'customize.php?theme=twentynineteen' ) ); ?>"><?php _e( 'Give Twenty Nineteen a try' ); ?></a>
</ins><span class="cx" style="display: block; padding: 0 10px">                         </div>
</span><span class="cx" style="display: block; padding: 0 10px">                </div>
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                <hr />
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                        
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
</ins><span class="cx" style="display: block; padding: 0 10px">                 <div class="under-the-hood feature-section">
</span><span class="cx" style="display: block; padding: 0 10px">                        <div class="col">
</span><span class="cx" style="display: block; padding: 0 10px">                                <h2><?php _e( 'Developer Happiness' ); ?></h2>
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -276,25 +292,25 @@
</span><span class="cx" style="display: block; padding: 0 10px">                                <p><?php _e( 'The new block paradigm opens up a path of exploration and imagination when it comes to solving user needs. With the unified block insertion flow, it&#8217;s easier for your clients and customers to find and use blocks for all types of content. Developers can focus on executing their vision and providing rich editing experiences, rather than fussing with difficult APIs.' ); ?></p>
</span><span class="cx" style="display: block; padding: 0 10px">                        </div>
</span><span class="cx" style="display: block; padding: 0 10px">                </div>
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
</ins><span class="cx" style="display: block; padding: 0 10px">                 <div class="under-the-hood feature-section one-col cta">
</span><span class="cx" style="display: block; padding: 0 10px">                        <div class="col">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                                <a class="button button-primary button-hero" href="<?php echo esc_url( 'https://wordpress.org/gutenberg/handbook/' ); ?>"><?php _e( 'Learn how to get started' ); ?></a>    
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                         <a class="button button-primary button-hero" href="<?php echo esc_url( 'https://wordpress.org/gutenberg/handbook/' ); ?>"><?php _e( 'Learn how to get started' ); ?></a>
</ins><span class="cx" style="display: block; padding: 0 10px">                         </div>
</span><span class="cx" style="display: block; padding: 0 10px">                </div>
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                <hr />
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
</ins><span class="cx" style="display: block; padding: 0 10px">                 <div class="feature-section one-col" id="classic-editor">
</span><span class="cx" style="display: block; padding: 0 10px">                        <div class="col">
</span><span class="cx" style="display: block; padding: 0 10px">                                <h2><?php _e( 'Keep it Classic' ); ?></h2>
</span><span class="cx" style="display: block; padding: 0 10px">                        </div>
</span><span class="cx" style="display: block; padding: 0 10px">                </div>
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
</ins><span class="cx" style="display: block; padding: 0 10px">                 <div class="full-width">
</span><span class="cx" style="display: block; padding: 0 10px">                        <img src="https://wordpress.org/gutenberg/files/2018/11/classic.png" alt="">
</span><span class="cx" style="display: block; padding: 0 10px">                </div>
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
</ins><span class="cx" style="display: block; padding: 0 10px">                 <div class="feature-section one-col">
</span><span class="cx" style="display: block; padding: 0 10px">                        <div class="col">
</span><span class="cx" style="display: block; padding: 0 10px">                                <p><?php _e( 'Prefer to stick with the familiar Classic Editor? No problem! Support for the Classic Editor plugin will remain in WordPress until 2021.' ); ?></p>
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -305,7 +321,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">                                </div>
</span><span class="cx" style="display: block; padding: 0 10px">                        </div>
</span><span class="cx" style="display: block; padding: 0 10px">                </div>
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
</ins><span class="cx" style="display: block; padding: 0 10px">                 <hr />
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                <div class="return-to-dashboard">
</span></span></pre></div>
<a id="branches50srcwpadminincludesupgradephp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/5.0/src/wp-admin/includes/upgrade.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/5.0/src/wp-admin/includes/upgrade.php    2018-11-21 16:17:17 UTC (rev 43920)
+++ branches/5.0/src/wp-admin/includes/upgrade.php      2018-11-21 16:34:28 UTC (rev 43921)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1824,6 +1824,13 @@
</span><span class="cx" style="display: block; padding: 0 10px">                if ( defined( 'GUTENBERG_USE_PLUGIN' ) && GUTENBERG_USE_PLUGIN ) {
</span><span class="cx" style="display: block; padding: 0 10px">                        return;
</span><span class="cx" style="display: block; padding: 0 10px">                }
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
+               $was_active = is_plugin_active( 'gutenberg/gutenberg.php' );
+               if ( $was_active ) {
+                       // FIXME: Leave until 501 or 510 to clean up.
+                       update_site_option( 'upgrade_500_was_gutenberg_active', '1' );
+               }
+
</ins><span class="cx" style="display: block; padding: 0 10px">                 deactivate_plugins( array( 'gutenberg/gutenberg.php' ), true );
</span><span class="cx" style="display: block; padding: 0 10px">        }
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span></span></pre>
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