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<title>[9987] sites/trunk/wordpress.org/public_html/wp-content/plugins/handbook/inc/watchlist.php: Handbooks: Restore a Watch/Unwatch link to O2-based handbooks.</title>
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<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="http://meta.trac.wordpress.org/changeset/9987">9987</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"http://meta.trac.wordpress.org/changeset/9987","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>dd32</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2020-06-29 05:30:15 +0000 (Mon, 29 Jun 2020)</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'>Handbooks: Restore a Watch/Unwatch link to O2-based handbooks.

Fixes <a href="http://meta.trac.wordpress.org/ticket/3085">#3085</a>.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#sitestrunkwordpressorgpublic_htmlwpcontentpluginshandbookincwatchlistphp">sites/trunk/wordpress.org/public_html/wp-content/plugins/handbook/inc/watchlist.php</a></li>
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<h3>Diff</h3>
<a id="sitestrunkwordpressorgpublic_htmlwpcontentpluginshandbookincwatchlistphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: sites/trunk/wordpress.org/public_html/wp-content/plugins/handbook/inc/watchlist.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- sites/trunk/wordpress.org/public_html/wp-content/plugins/handbook/inc/watchlist.php       2020-06-28 13:05:19 UTC (rev 9986)
+++ sites/trunk/wordpress.org/public_html/wp-content/plugins/handbook/inc/watchlist.php 2020-06-29 05:30:15 UTC (rev 9987)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -13,6 +13,8 @@
</span><span class="cx" style="display: block; padding: 0 10px">                self::$post_types = array_map( array( __CLASS__, 'append_suffix' ), self::$post_types );
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                add_action( 'p2_action_links', array(__CLASS__, 'display_action_link'), 100 );
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                add_filter( 'o2_filter_post_actions', array( __CLASS__, 'add_o2_action_link' ) );
+               add_filter( 'o2_filter_post_action_html', array( __CLASS__, 'get_o2_action_link' ), 10, 2 );
</ins><span class="cx" style="display: block; padding: 0 10px">         }
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">        /**
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -30,6 +32,57 @@
</span><span class="cx" style="display: block; padding: 0 10px">        }
</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">+         * Adds a 'Watch' action link to O2
+        */
+       public static function add_o2_action_link( $actions ) {
+               if ( ! is_user_logged_in() ) {
+                       return;
+               }
+
+               $post = get_post();
+
+               if ( 'page' == $post->post_type || ( in_array( $post->post_type, self::$post_types ) && ! is_post_type_archive( self::$post_types ) ) ) {
+                       $watchlist = get_post_meta( $post->ID, '_wporg_watchlist', true );
+
+                       if ( $watchlist && in_array( get_current_user_id(), $watchlist ) ) {
+                               $actions[35] = [
+                                       'action'  => 'watch',
+                                       'text'    => __( 'Unwatch', 'wporg' ),
+                                       'href'    => wp_nonce_url( admin_url( 'admin-post.php?action=wporg_watchlist&post_id=' . $post->ID ), 'unwatch-' . $post->ID ),
+                                       'title'   => __( 'Stop getting notified about changes to this page', 'wporg' ),
+                                       'classes' => [ 'genericon', 'genericon-unsubscribe' ],       
+                               ];
+                       } else {
+                               $actions[35] = [
+                                       'action'  => 'watch',
+                                       'text'    => __( 'Watch', 'wporg' ),
+                                       'href'    => wp_nonce_url( admin_url( 'admin-post.php?action=wporg_watchlist&watch=1&post_id=' . $post->ID ), 'watch-' . $post->ID ),
+                                       'title'   => __( 'Get notified about changes to this page', 'wporg' ),
+                                       'classes' => [ 'genericon', 'genericon-subscribe' ],
+                               ];
+                       }
+               }
+               return $actions;
+       }
+
+       /**
+        * Create the HTML for the watch o2 post action.
+        */
+       public static function get_o2_action_link( $html, $action ) {
+               if ( 'watch' === $action['action'] ) {
+                       $html = sprintf(
+                               '<a href="%s" title="%s" class="%s">%s</a>',
+                               $action['href'],
+                               $action['title'],
+                               implode( ' ', $action['classes'] ),
+                               $action['text']
+                       );
+               }
+
+               return $html;
+       }
+
+       /**
</ins><span class="cx" style="display: block; padding: 0 10px">          * Adds a 'Watch' action link to P2
</span><span class="cx" style="display: block; padding: 0 10px">         */
</span><span class="cx" style="display: block; padding: 0 10px">        public static function display_action_link() {
</span></span></pre>
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