Kod:
<?php
/*
Plugin Name: Featured Authors Widget
Plugin URI: http://www.colinduwe.com/featured-authors-widget
Description: This plugin provides a widget where an admin can select various authors of the blog to feature in a sidebar.
Version: 2.0.1
Author: Colin Duwe
Author URI: http://www.colinduwe.com
License: GPL2
*/
// Add our hook on init to load the widget
add_action( 'widgets_init', 'load_featured_authors_widget' );
// Standard register widget function
function load_featured_authors_widget() {
register_widget( 'Featured_Authors' );
}
/**
* Featured_Authors class.
*
*/
class Featured_Authors extends WP_Widget {
/**
* Widget setup.
*/
function __construct() {
global $wp_version;
/* Widget settings. */
$widget_ops = array( 'classname' => 'featured-authors', 'description' => 'Feature your blog\'s authors in your blog\'s sidebar.' );
/* Widget control settings. */
$control_ops = array( 'width' => 250, 'height' => 350, 'id_base' => 'cd_fa' );
/* Create the widget. */
parent::__construct('cd_fa', __('Featured Authors'), $widget_ops, $control_ops );
if (version_compare($wp_version,"2.8","<"))
{
exit ("Featured Authors requires Wordpress version 2.8 or later. Please update Wordpress. :)");
}
/* Add javascript to the admin so that the order changes */
add_action( 'admin_enqueue_scripts', array($this, 'cd_fa_enqueue_scripts' ));
/* Handle AJAX request */
add_action( 'wp_ajax_cd_fa_order_change', array($this, 'cd_fa_order_change_callback' ));
}
/**
* How to display the widget on the screen.
*/
function widget( $args, $instance ) {
extract( $args );
/* Our variables from the widget settings. */
$title = apply_filters('widget_title', $instance['title'] );
$avatar = $instance['avatar'];
$num_posts = $instance['num_posts'];
/* Before widget (defined by themes). */
echo '<div style="width: 280px;">';
echo $before_widget;
/* Display the widget title if one was input (before and after defined by themes). */
if ( $title )
echo $before_title . $title . $after_title;
foreach($instance['authors'] as $author){
$author_obj = get_userdata($author);
echo '<div style="width: 300px; float: left;">';
if($avatar){
echo '<div style="float: left; width: 70px; padding-right: 10px;">';
echo get_avatar( $author, 60 );
echo '</div>';
}
echo '<div style="width:270px; height: 90px; margin-top: -5px;">';
echo ' <span class="g1-delta g1-delta-2nd" style="font-size: 15px; background: #eeeeee; border: 1px solid #ededed; padding-left: 5px; padding-right: 5px;><a href="';
get_author_link ( TRUE, $author);
echo '" title="Posts by ' . $author_obj->display_name . '" rel="author">' . $author_obj->display_name . '</a></span>';
echo ' <ul style="width: 260px;">';
$query = 'author='.$author.'&posts_per_page=' . $num_posts . '&ignore_sticky_posts=1';
query_posts($query);
while (have_posts()) : the_post(); ?>
<div style="width: 260px;"><h5 style="font-size: 15px; " class=""><a href="<?php the_permalink(); ?>" title="<?php the_title_attribute(); ?>" style="g1users-meta"><?php the_title(); ?></a></h3></div>
<?php endwhile;
echo '</ul></div><div class="fix"></div></div>';
}
echo $after_widget;
wp_reset_query();
}
// Update the settings for a particular instance
// of the widget.
function update( $new_instance, $old_instance ) {
$instance = $old_instance;
$instance['title'] = strip_tags( $new_instance['title'] );
$instance['authors'] = $new_instance['authors'];
$instance['avatar'] = $new_instance['avatar'];
$instance['num_posts'] = $new_instance['num_posts'];
$instance['orderby'] = $new_instance['orderby'];
return $instance;
}
// Display the form with the options for an
// instance of the widget.
function form( $instance ) {
/* Set up some default widget settings. */
$defaults = array( 'title' => 'Featured Authors', 'authors' => array(), 'avatar' => TRUE, 'num_posts' => 3, 'orderby' => 'login' );
$instance = wp_parse_args( (array) $instance, $defaults );?>
<!-- Widget Title: Text Input -->
<p>
<label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php _e('Title:', 'hybrid'); ?></label>
<input id="<?php echo $this->get_field_id( 'title' ); ?>" name="<?php echo $this->get_field_name( 'title' ); ?>" value="<?php echo $instance['title']; ?>" style="width:100%;" />
</p>
<p>
<label for="<?php echo $this->get_field_id( 'authors' ); ?>">Select Authors:</label><br />
<div class="cd-fa-authors-list">
<?php
$users = get_users( array('who' => 'author', 'orderby' => $instance['orderby'] ) );
foreach($users as $user){
echo '<input type="checkbox" class="widget_cd_fa-authors" name="'. $this->get_field_name('authors').'[]"';
if(is_array($instance['authors']) && in_array($user->ID, $instance['authors']))
echo ' checked="checked"';
echo ' value="'.$user->ID.'" />'.$user->display_name.'<br />';
}
?>
</div>
</p>
<p>
<label for="<?php echo $this->get_field_id( 'num_posts' ); ?>">Max number of posts to display per author:</label><br />
<input type="text" name="<?php echo $this->get_field_name( 'num_posts' ); ?>" value="<?php echo $instance['num_posts']; ?>" id="<?php echo $this->get_field_id( 'num_posts' ); ?>" size="4" />
</p>
<p>
<input class="checkbox" type="checkbox" <?php checked( (bool) $instance['avatar'], true ); ?> id="<?php echo $this->get_field_id( 'avatar' ); ?>" name="<?php echo $this->get_field_name( 'avatar' ); ?>" />
<label for="<?php echo $this->get_field_id( 'avatar' ); ?>"><?php _e('Display the authors\'s avatars?'); ?></label>
</p>
<p>
<label for="<?php echo $this->get_field_id( 'orderby' ); ?>">Order Authors By:</label><br />
<select class="cd-fa-order-select" name="<?php echo $this->get_field_name( 'orderby' ); ?>" data-instance-number="<?php print_r($this->number); ?>">
<option value="login" <?php if ($instance['orderby'] == 'login') { echo "selected=\"selected\""; } ?>>Login</option>
<option value="ID" <?php if ($instance['orderby'] == 'ID') { echo "selected=\"selected\""; } ?>>ID</option>
<option value="nicename" <?php if ($instance['orderby'] == 'nicename') { echo "selected=\"selected\""; } ?>>Nice Name</option>
<option value="email" <?php if ($instance['orderby'] == 'email') { echo "selected=\"selected\""; } ?>>Email</option>
<option value="URL" <?php if ($instance['orderby'] == 'URL') { echo "selected=\"selected\""; } ?>>URL</option>
<option value="display_name" <?php if ($instance['orderby'] == 'display_name') { echo "selected=\"selected\""; } ?>>Display Name</option>
<option value="post_count" <?php if ($instance['orderby'] == 'post_count') { echo "selected=\"selected\""; } ?>>Post Count</option>
</select><br />
</p>
<?php
}
public function cd_fa_enqueue_scripts(){
wp_register_script('cd_fa_js', plugins_url('js/featured-authors-admin.js', __FILE__), array('jquery'), '', true);
wp_enqueue_script('cd_fa_js');
}
public function cd_fa_order_change_callback(){
$instance_number = $_POST['instance_number'];
$order = $_POST['order'];
if( isset($_POST['selected_authors']) )
$selected_authors = $_POST['selected_authors'];
else
$selected_authors = array();
$users = get_users( array('who' => 'author', 'orderby' => $order ) );
foreach($users as $user){
echo '<input type="checkbox" class="widget_cd_fa-authors" name="widget-cd_fa['.$instance_number.'][authors][]"';
if(is_array($selected_authors) && in_array($user->ID, $selected_authors))
echo ' checked="checked"';
echo ' value="'.$user->ID.'" />'.$user->display_name.'<br />';
}
wp_die();
}
}
?> 
