root/wp-useronline/trunk/wp-useronline-widget.php

<?php
/*
Plugin Name: WP-UserOnline Widget
Plugin URI: http://lesterchan.net/portfolio/programming/php/
Description: Adds a UserOnline Widget to display users online from WP-UserOnline Plugin. You need to activate WP-UserOnline first.
Version: 2.31
Author: Lester 'GaMerZ' Chan
Author URI: http://lesterchan.net
*/


/*  
    Copyright 2008  Lester Chan  (email : lesterchan@gmail.com)

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/


### Function: Init WP-UserOnline Widget
function widget_useronline_init() {
    if (!function_exists('register_sidebar_widget')) {
        return;
    }

    ### Function: WP-UserOnline Widget
    function widget_useronline($args) {
        extract($args);
        $options = get_option('widget_useronline');
        $title = htmlspecialchars(stripslashes($options['title']));
        echo $before_widget.$before_title.$title.$after_title;
        if (function_exists('useronline')) {
            echo '<ul>'."\n";
            echo '<li><div id="useronline-count">';
            get_useronline();
            echo '</div></li>'."\n";
            if(intval($options['display_usersbrowsingsite']) == 1) {
                echo '<li><div id="useronline-browsing-site">';
                get_users_browsing_site();
                echo '</div></li>'."\n";
            }
            echo '</ul>'."\n";
        }
        echo $after_widget;
    }

    ### Function: WP-UserOnline Widget Options
    function widget_useronline_options() {
        $options = get_option('widget_useronline');
        if (!is_array($options)) {
            $options = array('display_usersbrowsingsite' => '0', 'title' => __('UserOnline', 'wp-useronline'));
        }
        if ($_POST['useronline-submit']) {
            $options['display_usersbrowsingsite'] = intval($_POST['useronline-usersbrowsingsite']);
            $options['title'] = strip_tags($_POST['useronline-title']);
            update_option('widget_useronline', $options);
        }
        echo '<p style="text-align: left;"><label for="useronline-title">'.__('Widget Title', 'wp-useronline').':</label>&nbsp;&nbsp;&nbsp;<input type="text" id="useronline-title" name="useronline-title" value="'.htmlspecialchars(stripslashes($options['title'])).'" />';
        echo '<p style="text-align: center;">'.__('Display Users Browsing Site Under Users Online Count?', 'wp-useronline').'</p>'."\n";
        echo '<p style="text-align: center;"><input type="radio" id="useronline-usersbrowsingsite-1" name="useronline-usersbrowsingsite" value="1"';
        checked(1, intval($options['display_usersbrowsingsite']));
        echo ' />&nbsp;<label for="useronline-usersbrowsingsite-1">'.__('Yes', 'wp-useronline').'</label>&nbsp;&nbsp;&nbsp;<input type="radio" id="useronline-usersbrowsingsite-0" name="useronline-usersbrowsingsite" value="0"';
        checked(0, intval($options['display_usersbrowsingsite']));
        echo ' />&nbsp;<label for="useronline-usersbrowsingsite-0">'.__('No', 'wp-useronline').'</label></p>'."\n";
        echo '<input type="hidden" id="useronline-submit" name="useronline-submit" value="1" />'."\n";
    }

    // Register Widgets
    register_sidebar_widget('UserOnline', 'widget_useronline');
    register_widget_control('UserOnline', 'widget_useronline_options', 350, 120);
}


### Function: Load The WP-UserOnline Widget
add_action('plugins_loaded', 'widget_useronline_init');
?>