Ticket #29772: 29772-dontloadplugins-cookie-v3.3.diff

wp-includes/plugin.php

@@ -918 +918 @@
                 return $function[0] . '::' . $function[1];
         }
 }
+
+// If we use plugins.php?_wp_dont_load_plugins when loading plugins.php,
+// let them know plugins haven't been loaded and help them load them up again.
+function wp_plugins_not_loaded_notice() {
+        ?>
+                <div class="error">
+                        <p><?php _e(
+                                'Plugins are not being loaded so you can maintain them.
+                                &mdash; <a href="?_wp_load_plugins">I\'m done, load the plugins.</a>'
+                        ); ?></p>
+                </div>
+        <?php
+}

wp-settings.php

@@ -209 +209 @@
 // Register the default theme directory root
 register_theme_directory( get_theme_root() );
 
-// Load active plugins.
-foreach ( wp_get_active_and_valid_plugins() as $plugin ) {
-        wp_register_plugin_realpath( $plugin );
-        include_once( $plugin );
+if(
+
+        // If we're deliberatly trying to bypass loading plugins
+        isset( $_GET['_wp_dont_load_plugins'] )
+
+        // Through the Dashboard
+        && is_admin()
+
+        // And a user is logged in (no use setting if a user isn't logged in)
+        && isset( $_COOKIE[LOGGED_IN_COOKIE] )
+) {
+
+        // Our cookie lasts 10 minutes so if somehow it was set it gets de-activated.
+        $cookie_to_expire = time() + 600;
+
+        // Set a cookie for the user so they have time to de-activate the plugin.
+        setcookie(
+                '_wp_dont_load_plugins',
+
+                // Store something that makes this unique so it can't be done by somebody else.
+                md5( $_COOKIE[LOGGED_IN_COOKIE] ),
+
+                // Expire time.
+                $cookie_to_expire
+        );
+
+        // Throw a message if we set this and the cookie was set (first time).
+        add_action( 'admin_notices', 'wp_plugins_not_loaded_notice' );
+
+        // Don't load plugins...
+
+} elseif(
+
+        // If our cookie is set.
+        isset( $_COOKIE['_wp_dont_load_plugins'] )
+
+        // And our login details match (just to make this cookie hard to duplicate).
+        && $_COOKIE['_wp_dont_load_plugins'] == md5( $_COOKIE[LOGGED_IN_COOKIE] )
+
+        // Only for the Dashboards.
+        && is_admin()
+
+        // And we're not trying to turn this off.
+        && ! isset( $_GET['_wp_load_plugins'] )
+) {
+
+        // Throw a message if the cookie is active.
+        add_action( 'admin_notices', 'wp_plugins_not_loaded_notice' );
+
+        // Don't load plugins...
+
+} elseif(
+
+        // We want to start loading plugins again.
+        isset( $_GET['_wp_load_plugins'] )
+
+        // Activated through the Dashboard.
+        && is_admin()
+
+) {
+
+        // Remove the cookie.
+        setcookie(
+                '_wp_dont_load_plugins',
+
+                // No value
+                false,
+
+                // Expire
+                time() - 3600
+        );
+
+        // Don't load plugins...
+
+} else {
+
+        // Load active plugins.
+        foreach ( wp_get_active_and_valid_plugins() as $plugin ) {
+                wp_register_plugin_realpath( $plugin );
+                include_once( $plugin );
+        }
+
+        unset( $plugin ); 
+
 }
-unset( $plugin );
 
 // Load pluggable functions.
 require( ABSPATH . WPINC . '/pluggable.php' );