<?php

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if ( is_multisite() ) {

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add_cacheaction( 'add_cacheaction', 'wp_super_cache_multisite_init' );

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}

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function wp_super_cache_multisite_init() {

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add_filter( 'wpmu_blogs_columns', 'wp_super_cache_blogs_col' );

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add_action( 'manage_sites_custom_column', 'wp_super_cache_blogs_field', 10, 2 );

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add_action( 'init', 'wp_super_cache_override_on_flag', 9 );

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}

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function wp_super_cache_blogs_col( $col ) {

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$col['wp_super_cache'] = __( 'Cached', 'wp-super-cache' );

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return $col;

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}

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function wp_super_cache_blogs_field( $name, $blog_id ) {

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if ( 'wp_super_cache' !== $name ) {

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return false;

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}

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$blog_id = (int) $blog_id;

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if ( isset( $_GET['id'], $_GET['action'], $_GET['_wpnonce'] )

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&& $blog_id === filter_input( INPUT_GET, 'id', FILTER_VALIDATE_INT )

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&& wp_verify_nonce( $_GET['_wpnonce'], 'wp-cache' . $blog_id )

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) {

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if ( 'disable_cache' === filter_input( INPUT_GET, 'action' ) ) {

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add_blog_option( $blog_id, 'wp_super_cache_disabled', 1 );

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} elseif ( 'enable_cache' === filter_input( INPUT_GET, 'action' ) ) {

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delete_blog_option( $blog_id, 'wp_super_cache_disabled' );

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}

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}

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if ( 1 === (int) get_blog_option( $blog_id, 'wp_super_cache_disabled' ) ) {

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echo '<a href="' . wp_nonce_url( add_query_arg( array( 'action' => 'enable_cache', 'id' => $blog_id ) ), 'wp-cache' . $blog_id ) . '">' . __( 'Enable', 'wp-super-cache' ) . '</a>';

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} else {

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echo '<a href="' . wp_nonce_url( add_query_arg( array( 'action' => 'disable_cache', 'id' => $blog_id ) ), 'wp-cache' . $blog_id ) . '">' . __( 'Disable', 'wp-super-cache' ) . '</a>';

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}

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}

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function wp_super_cache_multisite_notice() {

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if ( 'wpsupercache' === filter_input( INPUT_GET, 'page' ) ) {

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echo '<div class="error"><p><strong>' . __( 'Caching has been disabled on this blog on the Network Admin Sites page.', 'wp-super-cache' ) . '</strong></p></div>';

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}

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}

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function wp_super_cache_override_on_flag() {

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global $cache_enabled, $super_cache_enabled;

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if ( true !== $cache_enabled ) {

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return false;

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}

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if ( 1 === (int) get_option( 'wp_super_cache_disabled' ) ) {

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$cache_enabled = false;

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$super_cache_enabled = false;

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define( 'DONOTCACHEPAGE', 1 );

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define( 'SUBMITDISABLED', 'disabled style="color: #aaa" ' );

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if ( is_admin() ) {

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add_action( 'admin_notices', 'wp_super_cache_multisite_notice' );

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}

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}

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}

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[64] Fix | Delete