widget.php

<?php
	function wp_statistics_widget() {
		register_widget( 'WPStatistics_Widget' );
	}

	class WPStatistics_Widget extends WP_Widget {

		/**
		 * Sets up the widgets name etc
		 */
		public function __construct() {
			parent::__construct(
				'WPStatistics_Widget', // Base ID
				__('Statistics', 'wp_statistics'), // Name
				array( 'description' => __('Show site stats in sidebar.', 'wp_statistics') ) // Args
				);
		}

		/**
		 * Outputs the content of the widget
		 *
		 * @param array $args
		 * @param array $instance
		 */
		public function widget( $args, $instance ) {
			GLOBAL $WP_Statistics;
			
			extract($args);
			
			$widget_options = $WP_Statistics->get_option('widget');
			
			echo $before_widget;
			echo $before_title . $widget_options['name_widget'] . $after_title;
			
				echo "<ul>";
				if($widget_options['useronline_widget']) {
					echo "<li>";
						echo __('User Online', 'wp_statistics'). ": ";
						echo number_format_i18n(wp_statistics_useronline());
					echo "</li>";
				}
				
				if($widget_options['tvisit_widget']) {
					echo "<li>";
						echo __('Today Visit', 'wp_statistics'). ": ";
						echo number_format_i18n(wp_statistics_visit('today'));
					echo "</li>";
				}
				
				if($widget_options['tvisitor_widget']) {
					echo "<li>";
						echo __('Today Visitor', 'wp_statistics'). ": ";
						echo number_format_i18n(wp_statistics_visitor('today', null, true));
					echo "</li>";
				}

				if($widget_options['yvisit_widget']) {
					echo "<li>";
						echo __('Yesterday Visit', 'wp_statistics'). ": ";
						echo number_format_i18n(wp_statistics_visit('yesterday'));
					echo "</li>";
				}
				
				if($widget_options['yvisitor_widget']) {
					echo "<li>";
						echo __('Yesterday Visitor', 'wp_statistics'). ": ";
						echo number_format_i18n(wp_statistics_visitor('yesterday', null, true));
					echo "</li>";
				}

				if($widget_options['wvisit_widget']) {
					echo "<li>";
						echo __('Week Visit', 'wp_statistics'). ": ";
						echo number_format_i18n(wp_statistics_visit('week'));
					echo "</li>";
				}

				if($widget_options['mvisit_widget']) {
					echo "<li>";
						echo __('Month Visit', 'wp_statistics'). ": ";
						echo number_format_i18n(wp_statistics_visit('month'));
					echo "</li>";
				}

				if($widget_options['ysvisit_widget']) {
					echo "<li>";
						echo __('Years Visit', 'wp_statistics'). ": ";
						echo number_format_i18n(wp_statistics_visit('year'));
					echo "</li>";
				}

				if($widget_options['ttvisit_widget']) {
					echo "<li>";
						echo __('Total Visit', 'wp_statistics'). ": ";
						echo number_format_i18n(wp_statistics_visit('total'));
					echo "</li>";
				}
				
				if($widget_options['ttvisitor_widget']) {
					echo "<li>";
						echo __('Total Visitor', 'wp_statistics'). ": ";
						echo number_format_i18n(wp_statistics_visitor('total', null, true));
					echo "</li>";
				}

				if($widget_options['tpviews_widget']) {
					echo "<li>";
						echo __('Total Page Views', 'wp_statistics'). ": ";
						echo number_format_i18n(wp_statistics_pages('total'));
					echo "</li>";
				}

				if($widget_options['ser_widget']) {
				
					echo "<li>";
						echo __('Search Engine referred', 'wp_statistics'). ": ";
						echo number_format_i18n(wp_statistics_searchengine($widget_options['select_se']));
					echo "</li>";
				}
				
				if($widget_options['tp_widget']) {
					echo "<li>";
						echo __('Total Posts', 'wp_statistics'). ": ";
						echo number_format_i18n(wp_statistics_countposts());
					echo "</li>";
				}

				if($widget_options['tpg_widget']) {
					echo "<li>";
						echo __('Total Pages', 'wp_statistics'). ": ";
						echo number_format_i18n(wp_statistics_countpages());
					echo "</li>";
				}

				if($widget_options['tc_widget']) {
					echo "<li>";
						echo __('Total Comments', 'wp_statistics'). ": ";
						echo number_format_i18n(wp_statistics_countcomment());
					echo "</li>";
				}

				if($widget_options['ts_widget']) {
					echo "<li>";
						echo __('Total Spams', 'wp_statistics'). ": ";
						echo wp_statistics_countspam();
					echo "</li>";
				}

				if($widget_options['tu_widget']) {
					echo "<li>";
						echo __('Total Users', 'wp_statistics'). ": ";
						echo number_format_i18n(wp_statistics_countusers());
					echo "</li>";
				}

				if($widget_options['ap_widget']) {
					echo "<li>";
						echo __('Average Posts', 'wp_statistics'). ": ";
						echo number_format_i18n(wp_statistics_average_post());
					echo "</li>";
				}

				if($widget_options['ac_widget']) {
					echo "<li>";
						echo __('Average Comments', 'wp_statistics'). ": ";
						echo number_format_i18n(wp_statistics_average_comment());
					echo "</li>";
				}

				if($widget_options['au_widget']) {
					echo "<li>";
						echo __('Average Users', 'wp_statistics'). ": ";
						echo number_format_i18n(wp_statistics_average_registeruser());
					echo "</li>";
				}

				if($widget_options['lpd_widget']) {
					echo "<li>";
						echo __('Last Post Date', 'wp_statistics'). ": ";
						echo wp_statistics_lastpostdate();
					echo "</li>";
				}
				echo "</ul>";
			echo $after_widget;
		}

		/**
		 * Processing widget options on save
		 *
		 * @param array $new_instance The new options
		 * @param array $old_instance The previous options
		 */
		public function update( $new_instance, $old_instance ) {
			GLOBAL $WP_Statistics;

			if( array_key_exists( 'wp_statistics_control_widget_submit', $_POST ) ) {
				$widget_options['name_widget'] = $_POST['name_widget'];
				$widget_options['useronline_widget'] = $_POST['useronline_widget'];
				$widget_options['tvisit_widget'] = $_POST['tvisit_widget'];
				$widget_options['tvisitor_widget'] = $_POST['tvisitor_widget'];
				$widget_options['yvisit_widget'] = $_POST['yvisit_widget'];
				$widget_options['yvisitor_widget'] = $_POST['yvisitor_widget'];
				$widget_options['wvisit_widget'] = $_POST['wvisit_widget'];
				$widget_options['mvisit_widget'] = $_POST['mvisit_widget'];
				$widget_options['ysvisit_widget'] = $_POST['ysvisit_widget'];
				$widget_options['ttvisit_widget'] = $_POST['ttvisit_widget'];
				$widget_options['ttvisitor_widget'] = $_POST['ttvisitor_widget'];
				$widget_options['tpviews_widget'] = $_POST['tpviews_widget'];
				$widget_options['ser_widget'] = $_POST['ser_widget'];
				$widget_options['select_se'] = $_POST['select_se'];
				$widget_options['tp_widget'] = $_POST['tp_widget'];
				$widget_options['tpg_widget'] = $_POST['tpg_widget'];
				$widget_options['tc_widget'] = $_POST['tc_widget'];
				$widget_options['ts_widget'] = $_POST['ts_widget'];
				$widget_options['tu_widget'] = $_POST['tu_widget'];
				$widget_options['ap_widget'] = $_POST['ap_widget'];
				$widget_options['ac_widget'] = $_POST['ac_widget'];
				$widget_options['au_widget'] = $_POST['au_widget'];
				$widget_options['lpd_widget'] = $_POST['lpd_widget'];
				$widget_options['select_lps'] = $_POST['select_lps'];
				
				$WP_Statistics->update_option('widget', $widget_options);
			}
			
			return array();
		}

		/**
		 * Outputs the options form on admin
		 *
		 * @param array $instance The widget options
		 */
		public function form( $instance ) {
			GLOBAL $WP_Statistics;

			$widget_options = $WP_Statistics->get_option('widget');

?>
<p>
	<?php _e('Name', 'wp_statistics'); ?>:<br />
	<input id="name_widget" name="name_widget" type="text" value="<?php echo $widget_options['name_widget']; ?>" />
</p>

<?php _e('Items', 'wp_statistics'); ?>:</br />
<ul>
	<li><input type="checkbox" id="useronline_widget" name="useronline_widget" <?php checked('on', $widget_options['useronline_widget']); ?>/>
	<label for="useronline_widget"><?php _e('User Online', 'wp_statistics'); ?></label></li>

	<li><input type="checkbox" id="tvisit_widget" name="tvisit_widget" <?php checked('on', $widget_options['tvisit_widget']); ?>/>
	<label for="tvisit_widget"><?php _e('Today Visit', 'wp_statistics'); ?></label></li>
	
	<li><input type="checkbox" id="tvisitor_widget" name="tvisitor_widget" <?php checked('on', $widget_options['tvisitor_widget']); ?>/>
	<label for="tvisitor_widget"><?php _e('Today Visitor', 'wp_statistics'); ?></label></li>

	<li><input type="checkbox" id="yvisit_widget" name="yvisit_widget" <?php checked('on', $widget_options['yvisit_widget']); ?>/>
	<label for="yvisit_widget"><?php _e('Yesterday visit', 'wp_statistics'); ?></label></li>
	
	<li><input type="checkbox" id="yvisitor_widget" name="yvisitor_widget" <?php checked('on', $widget_options['yvisitor_widget']); ?>/>
	<label for="yvisitor_widget"><?php _e('Yesterday Visitor', 'wp_statistics'); ?></label></li>

	<li><input type="checkbox" id="wvisit_widget" name="wvisit_widget" <?php checked('on', $widget_options['wvisit_widget']); ?>/>
	<label for="wvisit_widget"><?php _e('Week Visit', 'wp_statistics'); ?></label></li>

	<li><input type="checkbox" id="mvisit_widget" name="mvisit_widget" <?php checked('on', $widget_options['mvisit_widget']); ?>/>
	<label for="mvisit_widget"><?php _e('Month Visit', 'wp_statistics'); ?></label></li>

	<li><input type="checkbox" id="ysvisit_widget" name="ysvisit_widget" <?php checked('on', $widget_options['ysvisit_widget']); ?>/>
	<label for="ysvisit_widget"><?php _e('Years Visit', 'wp_statistics'); ?></label></li>

	<li><input type="checkbox" id="ttvisit_widget" name="ttvisit_widget" <?php checked('on', $widget_options['ttvisit_widget']); ?>/>
	<label for="ttvisit_widget"><?php _e('Total Visit', 'wp_statistics'); ?></label></li>
	
	<li><input type="checkbox" id="ttvisitor_widget" name="ttvisitor_widget" <?php checked('on', $widget_options['ttvisitor_widget']); ?>/>
	<label for="ttvisitor_widget"><?php _e('Total Visitor', 'wp_statistics'); ?></label></li>

	<li><input type="checkbox" id="tpviews_widget" name="tpviews_widget" <?php checked('on', $widget_options['tpviews_widget']); ?>/>
	<label for="tpviews_widget"><?php _e('Total Page Views', 'wp_statistics'); ?></label></li>

	<li><input type="checkbox" id="ser_widget" class="ser_widget" name="ser_widget" <?php checked('on', $widget_options['ser_widget']); ?>/>
	<label for="ser_widget"><?php _e('Search Engine Referred', 'wp_statistics'); ?></label></li>

	<p id="ser_option" style="<?php if(!$widget_options['ser_widget']) { echo "display: none;"; } ?>">
		<?php _e('Select type of search engine', 'wp_statistics'); ?>:<br />
<?php
		$search_engines = wp_statistics_searchengine_list();
		
		foreach( $search_engines as $se ) {
			echo '		<input type="radio" id="select_' .$se['tag'] . '" name="select_se" value="' . $se['tag'] . '" ';
			checked($se['tag'], $widget_options['select_se']);
			echo "/>\n";
			echo '		<label for="' . $se['name'] . '">' . $se['translated'] . "</label>\n";
			echo "\n";
		}
?>
		<input type="radio" id="select_all" name="select_se" value="all" <?php checked('all', $widget_options['select_se']); ?>/>
		<label for="select_all"><?php _e('All', 'wp_statistics'); ?></label>
	</p>

	<li><input type="checkbox" id="tp_widget" name="tp_widget" <?php checked('on', $widget_options['tp_widget']); ?>/>
	<label for="tp_widget"><?php _e('Total Posts', 'wp_statistics'); ?></label></li>

	<li><input type="checkbox" id="tpg_widget" name="tpg_widget" <?php checked('on', $widget_options['tpg_widget']); ?>/>
	<label for="tpg_widget"><?php _e('Total Pages', 'wp_statistics'); ?></label></li>

	<li><input type="checkbox" id="tc_widget" name="tc_widget" <?php checked('on', $widget_options['tc_widget']); ?>/>
	<label for="tc_widget"><?php _e('Total Comments', 'wp_statistics'); ?></label></li>

	<li><input type="checkbox" id="ts_widget" name="ts_widget" <?php checked('on', $widget_options['ts_widget']); ?>/>
	<label for="ts_widget"><?php _e('Total Spams', 'wp_statistics'); ?></label></li>

	<li><input type="checkbox" id="tu_widget" name="tu_widget" <?php checked('on', $widget_options['tu_widget']); ?>/>
	<label for="tu_widget"><?php _e('Total Users', 'wp_statistics'); ?></label></li>

	<li><input type="checkbox" id="ap_widget" name="ap_widget" <?php checked('on', $widget_options['ap_widget']); ?>/>
	<label for="ap_widget"><?php _e('Average Posts', 'wp_statistics'); ?></label></li>

	<li><input type="checkbox" id="ac_widget" name="ac_widget" <?php checked('on', $widget_options['ac_widget']); ?>/>
	<label for="ac_widget"><?php _e('Average Comments', 'wp_statistics'); ?></label></li>

	<li><input type="checkbox" id="au_widget" name="au_widget" <?php checked('on', $widget_options['au_widget']); ?>/>
	<label for="au_widget"><?php _e('Average Users', 'wp_statistics'); ?></label></li>

	<li><input type="checkbox" id="lpd_widget" class="lpd_widget" name="lpd_widget" <?php checked('on', $widget_options['lpd_widget']); ?>/>
	<label for="lpd_widget"><?php _e('Last Post Date', 'wp_statistics'); ?></label></li>
</ul>

<input type="hidden" id="wp_statistics_control_widget_submit" name="wp_statistics_control_widget_submit" value="1" />
<?php 
		}
	}

	add_action( 'widgets_init', 'wp_statistics_widget' );
?>