source: trunk/www.guidonia.net/wp/wp-content/plugins/wp-super-cache/plugins/badbehaviour.php@ 44

<?php

function wp_supercache_badbehaviour( $file ) {
        global $cache_badbehaviour;

        if( $cache_badbehaviour != 1 )
                return $file;
        wp_supercache_badbehaviour_include();
        return $file;
}
add_cacheaction( 'wp_cache_served_cache_file', 'wp_supercache_badbehaviour' );

function wp_supercache_badbehaviour_include() {
        $bbfile = get_bb_file_loc();
        if( !$bbfile )
                require_once( $bbfile );
}

function get_bb_file_loc() {
        global $cache_badbehaviour_file;
        if( $cache_badbehaviour_file )
                return $cache_badbehaviour_file;

        if( file_exists( WP_CONTENT_DIR . '/plugins/bad-behavior/bad-behavior-generic.php' ) ) {
                $bbfile = WP_CONTENT_DIR . '/plugins/bad-behavior/bad-behavior-generic.php';
        } elseif( file_exists( WP_CONTENT_DIR . '/plugins/Bad-Behavior/bad-behavior-generic.php' ) ) {
                $bbfile = WP_CONTENT_DIR . '/plugins/Bad-Behavior/bad-behavior-generic.php';
        } else {
                $bbfile = false;
        }
        return $bbfile;
}

function wp_supercache_badbehaviour_admin() {
        global $cache_badbehaviour, $wp_cache_config_file, $valid_nonce;
        
        $cache_badbehaviour = $cache_badbehaviour == '' ? 'no' : $cache_badbehaviour;

        $err = false;

        if(isset($_POST['cache_badbehaviour']) && $valid_nonce) {
                $bbfile = get_bb_file_loc();
                if( !$bbfile ) {
                        $_POST[ 'cache_badbehaviour' ] = 'Disable';
                        $err = 'Bad Behaviour not found. Please check your install.';
                }
                $cache_badbehaviour = $_POST['cache_badbehaviour'] == 'Disable' ? 0 : 1;
                wp_cache_replace_line('^ *\$cache_compression', "\$cache_compression = 0;", $wp_cache_config_file);
                wp_cache_replace_line('^ *\$cache_badbehaviour', "\$cache_badbehaviour = $cache_badbehaviour;", $wp_cache_config_file);
                wp_cache_replace_line('^ *\$cache_badbehaviour_file', "\$cache_badbehaviour_file = '$bbfile';", $wp_cache_config_file);
        }
        echo '<form name="wp_supercache_badbehaviour_admin" action="'. $_SERVER["REQUEST_URI"] . '" method="post">';
        wp_nonce_field('wp-cache');
        echo '<strong>Bad Behaviour support is ';
        if( $cache_badbehaviour == 0 ) {
                echo 'disabled';
        } else {
                echo 'enabled';
                wp_super_cache_disable();
        }
        echo '.</strong> (Only half-on caching supported, disabled compression and requires <a href="http://www.bad-behavior.ioerror.us/">Bad Behaviour</a> in "' . WP_CONTENT_DIR . '/plugins/bad-behavior/") ';
        if( $cache_badbehaviour == 0 ) {
                echo '<input type="submit" name="cache_badbehaviour" value="Enable" />';
        } else {
                echo '<input type="submit" name="cache_badbehaviour" value="Disable" />';
        }
        echo "</form>\n";
        if( $err )
                echo "<p><strong>Warning!</strong> $err</p>";

}
add_cacheaction( 'cache_admin_page', 'wp_supercache_badbehaviour_admin' );

?>