WP Biographia Widget - Debug Version - For v3.2.1 Only

wp-biographia-widget-debug.php

<?php

// WP Biographia Widget
// COMPATIBLE WITH v3.2.1 ONLY - DO NOT USE IN A PRODUCTION ENVIRONMENT

class WP_BiographiaWidget extends WP_Widget {
	
	static $name_options;
	
	private $widget_sem = false;
	private $wrap_bio = false;
	
	function __construct () {
		self::$name_options = array (
			'first-last-name' => array (
				'field' => '',
				'text' => __('Show Name As First/Last Name')
			),
			'account-name' => array (
				'field' => 'user_login',
				'text' => __('Show Name As Account Name')
			),
			'nickname' => array (
				'field' => 'nickname',
				'text' => __('Show Name As Nickname')
			),
			'display-name' => array (
				'field' => 'display_name',
				'text' => __('Show Name As Display Name')
			),
			'none' => array (
				'field' => '',
				'text' => __('Don\'t Show Name')
			)
		);

		$widget_ops = array (
			'description' => __('Add the Biography Box to your sidebar')
		);
		parent::WP_Widget ('WP_BiographiaWidget', __('WP Biographia'), $widget_ops);
		
		add_filter ('get_avatar', array ($this, 'change_avatar_css'));
	}
	
	function form ($instance) {
		$text_stub = '<p><label for="%s">%s</label><input type="text" id="%s" name="%s" value="%s" class="widefat" /></p>';
		$check_stub = '<p><input type="checkbox" id="%s" name="%s" %s />&nbsp;<label for="%s">%s</label></p>';
		$radio_stub = '<input type="radio" id="%s" name="%s" value="%s" %s />&nbsp;<label for="%s">%s</label><br />';
		$content = array ();
		
		$instance = wp_parse_args (
			(array)$instance,
			array (
				'show_title' => 'on',
				'single_title' => __('Written By'),
				'multi_title' => __('Contributors'),
				'name_prefix' => __('About'),
				'name_options' => 'display-name',
				'show_avatar' => 'on',
				'avatar_size' => 100,
				'show_bio' => 'on',
				'short_bio' => '',
				'wrap_bio' => '',
				'show_about_link' => 'on'
			)
		);

		$content[] = sprintf ($check_stub,
			$this->get_field_id ('show_title'),
			$this->get_field_name ('show_title'),
			checked ($instance['show_title'], 'on', false),
			$this->get_field_id ('show_title'),
			__('Show Widget Title')
			);

		$content[] = sprintf ($text_stub,
			$this->get_field_id ('single_title'),
			__('Single User Title:'),
			$this->get_field_id ('single_title'),
			$this->get_field_name ('single_title'),
			esc_attr ($instance['single_title'])
			);

		$content[] = sprintf ($text_stub,
			$this->get_field_id ('multi_title'),
			__('Multiple User Title:'),
			$this->get_field_id ('multi_title'),
			$this->get_field_name ('multi_title'),
			esc_attr ($instance['multi_title'])
			);

		$content[] = sprintf ($text_stub,
			$this->get_field_id ('name_prefix'),
			__('Name Prefix:'),
			$this->get_field_id ('name_prefix'),
			$this->get_field_name ('name_prefix'),
			esc_attr ($instance['name_prefix'])
			);
			
		$content[] = '<p>';
		foreach (self::$name_options as $key => $data) {
			$content[] = sprintf ($radio_stub,
				$this->get_field_id ('name_options'),
				$this->get_field_name ('name_options'),
				$key,
				checked ($instance['name_options'], $key, false),
				$this->get_field_id ('name_options'),
				$data['text']
			);
		}
		
		/*foreach (self::$name_options as $option => $descr) {
			$content[] = sprintf ($radio_stub,
				$this->get_field_id ('name_options'),
				$this->get_field_name ('name_options'),
				$option,
				checked ($instance['name_options'], $option, false),
				$this->get_field_id ('name_options'),
				$descr
			);
		}*/
		$content[] = '</p>';
		
		$content[] = sprintf ($check_stub,
			$this->get_field_id ('show_avatar'),
			$this->get_field_name ('show_avatar'),
			checked ($instance['show_avatar'], 'on', false),
			$this->get_field_id ('show_avatar'),
			__('Show User\'s Avatar')
			);

		$content[] = sprintf ($text_stub,
			$this->get_field_id ('avatar_size'),
			__('User\'s Avatar Size:'),
			$this->get_field_id ('avatar_size'),
			$this->get_field_name ('avatar_size'),
			esc_attr ($instance['avatar_size'])
			);

		$content[] = sprintf ($check_stub,
			$this->get_field_id ('show_bio'),
			$this->get_field_name ('show_bio'),
			checked ($instance['show_bio'], 'on', false),
			$this->get_field_id ('show_bio'),
			__('Show User\'s Biography')
			);

		$content[] = sprintf ($check_stub,
			$this->get_field_id ('short_bio'),
			$this->get_field_name ('short_bio'),
			checked ($instance['short_bio'], 'on', false),
			$this->get_field_id ('short_bio'),
			__('Use User\'s Short Biography')
			);

		$content[] = sprintf ($check_stub,
			$this->get_field_id ('wrap_bio'),
			$this->get_field_name ('wrap_bio'),
			checked ($instance['wrap_bio'], 'on', false),
			$this->get_field_id ('wrap_bio'),
			__('Wrap Biography Around Avatar')
			);

		$content[] = sprintf ($check_stub,
			$this->get_field_id ('show_about_link'),
			$this->get_field_name ('show_about_link'),
			checked ($instance['show_about_link'], 'on', false),
			$this->get_field_id ('show_about_link'),
			__('Show "About" Link In User\'s Name')
			);

		echo (implode ('', $content));
	}
	
	function update ($new_instance, $old_instance) {
		$instance = $old_instance;

		$instance['show_title'] = $this->update_arg ($new_instance, 'show_title');
		$instance['single_title'] = $this->update_arg ($new_instance, 'single_title');
		$instance['multi_title'] = $this->update_arg ($new_instance, 'multi_title');
		$instance['name_prefix'] = $this->update_arg ($new_instance, 'name_prefix');
		$instance['name_options'] = $this->update_arg ($new_instance, 'name_options');
		$instance['show_avatar'] = $this->update_arg ($new_instance, 'show_avatar');
		$instance['avatar_size'] = $this->update_arg ($new_instance, 'avatar_size');
		$instance['show_bio'] = $this->update_arg ($new_instance, 'show_bio');
		$instance['short_bio'] = $this->update_arg ($new_instance, 'short_bio');
		$instance['wrap_bio'] = $this->update_arg ($new_instance, 'wrap_bio');
		$instance['show_about_link'] = $this->update_arg ($new_instance, 'show_about_link');

		return $instance;
	}
	
	function update_arg (&$src, $key) {
		if (isset ($src[$key]) && !empty ($src[$key])) {
			return strip_tags ($src[$key]);
		}
		return '';
	}
	
	function widget ($args, $instance) {
		error_log ('WP_BiographiaWidget::widget++');
		global $wp_query;
		global $post;

		extract ($args, EXTR_SKIP);
		
		if (!is_main_query ()) {
			error_log ('Resetting main query');
			wp_reset_query ();
		}
	
		error_log ('Query returned ' . $wp_query->post_count . ' posts');
		if ($wp_query->post_count > 0) {
			$content = array ();
			$users = array ();
			
			$content[] = $before_widget;
			
			while (have_posts ()) : the_post ();
				$user = $post->post_author;
				if (!in_array ($user, $users)) {
					$users[] = $user;
				}
			endwhile;
			error_log ('Found ' . count ($users) . ' users in ' . $wp_query->post_count . ' posts');
			
			$title = '';
			if (count ($users) == 1 && $instance['show_title']) {
				if ($instance['single_title']) {
					$title = $instance['single_title'];
					error_log ('Set widget title to "' . $title . '"');
				}
			}
			
			elseif ($instance['show_title']) {
				if ($instance['multi_title']) {
					$title = $instance['multi_title'];
					error_log ('Set widget title to "' . $title . '"');
				}
				
			}

			if (!empty ($title)) {
				$content[] = $before_title . $title . $after_title;
				error_log ('Widget title set');
			}
			
			foreach ($users as $user) {
				error_log ('Creating Biography Box for user ID ' . $user);
				$widget_bio = $this->display ($user, $args, $instance);
				$content = array_merge ($content, $widget_bio);
			}
			
			$content[] = $after_widget;
			error_log ('Emitting ' . strlen (implode ('', $content)) . ' chars to browser');
			echo implode ('', $content);
		}
		error_log ('WP_BiographiaWidget::widget--');
	}
	
	function display ($user_id, $args, $instance) {
		error_log ('WP_BiographiaWidget::display++');
		extract ($args, EXTR_SKIP);

		$author = $content = array ();
		
		foreach (self::$name_options as $key => $data) {
			if ($key != 'first-last-name'  && $key != 'none') {
				$author[$key] = get_the_author_meta ($data['field'], $user_id);
			}
			elseif (!empty ($key)  && $key != 'none') {
				$author[$key] = get_the_author_meta ('first_name', $user_id) . ' ' . get_the_author_meta ('last_name', $user_id);
			}
		}	// end-foreach

		$author['posts'] = (int) count_user_posts ($user_id);
		$author['posts_url']= get_author_posts_url ($user_id);
		$author['avatar_size'] = (isset ($instance['avatar_size']) ? $instance['avatar_size'] : '100');
		$author['bio'] = get_the_author_meta ('description', $user_id);
		$author['short_bio'] = get_the_author_meta ('wp_biographia_short_bio', $user_id);
		$author['email'] = get_the_author_meta ('email', $user_id);
		
		error_log ('posts: ' . $author['posts']);
		error_log ('posts_url: ' . $author['posts_url']);
		error_log ('avatar_size: ' . $author['avatar_size']);
		error_log ('bio: ' . strlen ($author['bio']) . ' chars');
		error_log ('short_bio: ' . strlen ($author['short_bio']) . ' chars');
		error_log ('email: ' . $author['email']);
		
		if ($instance['name_options'] != 'none') {
			error_log ('name_options: ' . $instance['name_options']);
			$content[] = $before_title;
			if (!empty($instance['name_prefix'])) {
				error_log ('name_prefix is set: ' . $instance['name_prefix']);
				$content[] = $instance['name_prefix'] . ' ';
			}
			if ($instance['show_about_link']) {
				error_log ('show_about_link is set');
				$content[] = sprintf ('<a href="%s">%s</a>', $author['posts_url'], $author[$instance['name_options']]);
			}
			else {
				$content[] = $author[$instance['name_options']];
			}
			$content[] = $after_title;
		}
		
		if ($instance['show_avatar'] || $instance['show_bio']) {
			$content[] = '<div class="wp-biographia-widget textwidget">';

			if ($instance['show_avatar']) {
				error_log ('show_avatar is set');
				$this->widget_sem = true;
				$this->wrap_bio = $instance['wrap_bio'];
				$author_pic = get_avatar ($author['email'], $author['avatar_size']);
				$this->widget_sem = false;
				$content[] = $author_pic;
			}

			if ($instance['show_bio']) {
				error_log ('show_bio is set');
				if ($instance['short_bio'] && !empty ($author['short_bio'])) {
					error_log ('short_bio is set');
					$content[] = '<p>' . $author['short_bio'] . '</p>';
				}
				elseif (!empty ($author['bio'])) {
					$content[] = '<p>' . $author['bio'] . '</p>';
				}
			}

			$content[] = '</div>';
		}
		
		error_log ('WP_BiographiaWidget::display--');
		return $content;
	}
	
	function change_avatar_css ($class) {
		if ($this->widget_sem) {
			$css = 'class=\'wp-biographia-avatar wp-biographia-avatar-' . ($this->wrap_bio ? 'wrap' : 'nowrap');
			$class = str_replace ("class='avatar", $css, $class);
		}
		return $class;
	}
	
}	// end-class WP_BiographiaWidget
?>