Marko Bischof

<?php
/*
Plugin Name: Minimum Plugin
Plugin URI: http://blog.mbischof.de/mini-widget
Description: This is a minimum wordpress plugin
Version: 1.0
Author: Marko Bischof
Author URI: http://blog.mbischof.de
*/
 
add_action("widgets_init", array('MiniWidget', 'register'));
register_activation_hook(__FILE__, array('MiniWidget', 'activate'));
register_deactivation_hook(__FILE__, array('MiniWidget', 'deactivate'));
 
class MiniWidget {
 
    function activate() {
        $data = array('title' => 'Greeting', 'firstname' => 'Marko');
        if (!get_option('mini')) {
            add_option('mini' , $data);
        } else {
            update_option('mini' , $data);
        }
    }
 
    function deactivate() {
        delete_option('mini');
    }
 
    function control() {
        $data = get_option('mini');
    ?>
 
        <p><label for="mini_title">Title</label><input id="mini_title" name="mini_title" type="text" value="<?php echo $data['title']; ?>" /></p>
        <p><label for="mini_firstname">Firstname</label><input id="mini_firstname" name="mini_firstname" type="text" value="<?php echo $data['firstname']; ?>" /></p>
 
    <?php
 
        if (isset($_POST['mini_title'])){
            $data['title']  = attribute_escape($_POST['mini_title']);
            $data['firstname']  = attribute_escape($_POST['mini_firstname']);
            update_option('mini', $data);
        }
    }
 
    function widget($args) {
 
        $options = get_option('mini');
 
        echo $args['before_widget'];
        echo $args['before_title'] . $options['title'] . $args['after_title'];
        printf("Hello %s", $options['firstname']);
        echo $args['after_widget'];
    }
 
    function register() {
        register_sidebar_widget('Mini', array('MiniWidget', 'widget'));
        register_widget_control('Mini', array('MiniWidget', 'control'));
    }
}

<?php while (have_posts()) : the_post(); ?>
    <?php if (! in_category('12')) : ?>
        //Display the post
    <?php endif ?>
<?php endwhile; ?>