From d3afcc4e334cda66e741cccacbff0afd13829964 Mon Sep 17 00:00:00 2001
From: Pascal Birchler <swissspidy@git.wordpress.org>
Date: Mon, 3 Oct 2016 06:41:37 +0000
Subject: [PATCH] Import: Fix plugin activation link after installing an
 importer on multisite.

When installing the importer via Ajax, the activation link should be the same as if the page were reloaded.

Props joelcj91 for initial patch.
Fixes #37943.

git-svn-id: https://develop.svn.wordpress.org/trunk@38704 602fd350-edb4-49c9-b593-d223f7449a82
---
 src/wp-admin/includes/ajax-actions.php | 8 ++++++--
 src/wp-admin/js/updates.js             | 1 +
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/wp-admin/includes/ajax-actions.php b/src/wp-admin/includes/ajax-actions.php
index 1f6d7aa9d8..e3016258cd 100644
--- a/src/wp-admin/includes/ajax-actions.php
+++ b/src/wp-admin/includes/ajax-actions.php
@@ -3619,16 +3619,20 @@ function wp_ajax_install_plugin() {
 	}
 
 	$install_status = install_plugin_install_status( $api );
+	$pagenow = isset( $_POST['pagenow'] ) ? sanitize_key( $_POST['pagenow'] ) : '';
+
+	// If install request is coming from import page, do not return network activation link.
+	$plugins_url = ( 'import' === $pagenow ) ? admin_url( 'plugins.php' ) : network_admin_url( 'plugins.php' );
 
 	if ( current_user_can( 'activate_plugins' ) && is_plugin_inactive( $install_status['file'] ) ) {
 		$status['activateUrl'] = add_query_arg( array(
 			'_wpnonce' => wp_create_nonce( 'activate-plugin_' . $install_status['file'] ),
 			'action'   => 'activate',
 			'plugin'   => $install_status['file'],
-		), network_admin_url( 'plugins.php' ) );
+		), $plugins_url );
 	}
 
-	if ( is_multisite() && current_user_can( 'manage_network_plugins' ) ) {
+	if ( is_multisite() && current_user_can( 'manage_network_plugins' ) && 'import' !== $pagenow ) {
 		$status['activateUrl'] = add_query_arg( array( 'networkwide' => 1 ), $status['activateUrl'] );
 	}
 
diff --git a/src/wp-admin/js/updates.js b/src/wp-admin/js/updates.js
index 6c5907dfac..200241b853 100644
--- a/src/wp-admin/js/updates.js
+++ b/src/wp-admin/js/updates.js
@@ -1876,6 +1876,7 @@
 
 			wp.updates.installPlugin( {
 				slug:    $button.data( 'slug' ),
+				pagenow: pagenow,
 				success: wp.updates.installImporterSuccess,
 				error:   wp.updates.installImporterError
 			} );