Fix the nonce generated for the plugin activation link in the upgrade instructions admin notice.

Author: fajardoleo

includes/class-freemius.php

@@ -24686,23 +24686,39 @@ private function get_complete_upgrade_instructions( $plan_title = '' ) {
                     $this->get_premium_slug() :
                     $this->premium_plugin_basename();
 
-                return sprintf(
-                /* translators: %1$s: Product title; %2$s: Plan title */
-                    $this->get_text_inline( ' The paid version of %1$s is already installed. Please activate it to start benefiting the %2$s features. %3$s', 'activate-premium-version' ),
-                    sprintf( '<em>%s</em>', esc_html( $this->get_plugin_title() ) ),
-                    $plan_title,
-                    sprintf(
-                        '<a style="margin-left: 10px;" href="%s"><button class="button button-primary">%s</button></a>',
-                        ( $this->is_theme() ?
-                            wp_nonce_url( 'themes.php?action=activate&amp;stylesheet=' . $premium_theme_slug_or_plugin_basename, 'switch-theme_' . $premium_theme_slug_or_plugin_basename ) :
-                            wp_nonce_url( 'plugins.php?action=activate&amp;plugin=' . $premium_theme_slug_or_plugin_basename, 'activate-plugin_' . $premium_theme_slug_or_plugin_basename ) ),
-                        esc_html( sprintf(
-                        /* translators: %s: Plan title */
-                            $this->get_text_inline( 'Activate %s features', 'activate-x-features' ),
-                            $plan_title
-                        ) )
-                    )
-                );
+                if ( is_admin() ) {
+                    return sprintf(
+                        /* translators: %1$s: Product title; %2$s: Plan title */
+                        $this->get_text_inline( ' The paid version of %1$s is already installed. Please activate it to start benefiting the %2$s features. %3$s', 'activate-premium-version' ),
+                        sprintf( '<em>%s</em>', esc_html( $this->get_plugin_title() ) ),
+                        $plan_title,
+                        sprintf(
+                            '<a style="margin-left: 10px;" href="%s"><button class="button button-primary">%s</button></a>',
+                            ( $this->is_theme() ?
+                                wp_nonce_url( 'themes.php?action=activate&amp;stylesheet=' . $premium_theme_slug_or_plugin_basename, 'switch-theme_' . $premium_theme_slug_or_plugin_basename ) :
+                                wp_nonce_url( 'plugins.php?action=activate&amp;plugin=' . $premium_theme_slug_or_plugin_basename, 'activate-plugin_' . $premium_theme_slug_or_plugin_basename ) ),
+                            esc_html( sprintf(
+                            /* translators: %s: Plan title */
+                                $this->get_text_inline( 'Activate %s features', 'activate-x-features' ),
+                                $plan_title
+                            ) )
+                        )
+                    );
+                } else {
+                    return sprintf(
+                        /* translators: %1$s: Product title; %3$s: Plan title */
+                        $this->get_text_inline( ' The paid version of %1$s is already installed. Please navigate to the %2$s to activate it and start benefiting from the %3$s features.', 'activate-premium-version-plugins-page' ),
+                        sprintf( '<em>%s</em>', esc_html( $this->get_plugin_title() ) ),
+                        sprintf(
+                            '<a style="margin-left: 10px;" href="%s"><button class="button button-primary">%s</button></a>',
+                            admin_url( $this->is_theme() ? 'themes.php' : 'plugins.php' ),
+                            ( $this->is_theme() ?
+                                $this->get_text_inline( 'Themes page', 'themes-page' ) :
+                                $this->get_text_inline( 'Plugins page', 'plugins-page' ) ),
+                        ),
+                        $plan_title
+                    );
+                }
             } else {
                 // @since 1.2.1.5 The free version is auto deactivated.
                 $deactivation_step = version_compare( $this->version, '1.2.1.5', '<' ) ?

start.php

@@ -15,7 +15,7 @@
 	 *
 	 * @var string
 	 */
-	$this_sdk_version = '2.12.1';
+	$this_sdk_version = '2.12.1.1';
 
 	#region SDK Selection Logic --------------------------------------------------------------------