__('Display LePress courses on the network, on your sidebar.', lepress_textdomain)));
add_action('wp_enqueue_scripts', array(&$this, 'loadWidgetJavascript'));
add_action('init', array(&$this, 'registerWidgetCSS'));
add_action('wp_head', array(&$this, 'addIECSS'));
}
/**
* Add Internet Explorer specific styles
*/
function addIECSS() {
echo '';
}
/**
* Register Widget CSS files on init call
*/
function registerWidgetCSS() {
wp_register_style('lepress_widget_courses', lepress_http_abspath.'css/lepress_widget_courses.css');
wp_enqueue_style('lepress_widget_courses');
}
/**
* Add Javascript files via wp_enqueue_scripts hook
*
* This JavaScript files includes all the functions of LePress sitewide courses needed
*/
function loadWidgetJavascript() {
wp_enqueue_script( 'jquery' );
wp_register_script( 'lepress-courses-sitewide', lepress_http_abspath.'js/lepress-courses-sitewide.js');
wp_enqueue_script( 'lepress-courses-sitewide' );
}
/** @see WP_Widget::widget */
function widget($args, $instance) {
global $widget_instance, $blog_id;
$current_blog_id = $blog_id;
extract( $args );
$title = apply_filters('widget_title', __('Active LePress Courses', lepress_textdomain));
?>
lepress_get_blog_list() as $blog) {
/* Iterate through blogs and find one with active LePress plugin */
$switched = switch_to_blog($blog->blog_id, true);
if($switched) {
global $LePress;
$teacher_features_enabled = $LePress->isTeacherFeatures();
if($teacher_features_enabled) {
$blog_admin_user = get_user_by('email', get_bloginfo('admin_email'));
foreach(get_categories('hide_empty=0') as $cat) {
$course_meta = new CourseMeta($cat->cat_ID, false);
//If category is course and advertise flag is set, add it to array used to build HTML
if($course_meta->getIsCourse() && $course_meta->getAdvertise()) {
// array "user_id", "blog"_id", "courses under blog_id"
$cat->permalink = add_query_arg(array('cat' => $cat->cat_ID), home_url().'/');
$cat->teacher = (object) array('firstname' => $blog_admin_user->first_name, 'lastname' => $blog_admin_user->last_name);
$cat->blog_id = $blog->blog_id;
$found_courses[get_blog_details($blog->blog_id)->blogname][$cat->cat_name] = $cat;
}
}
}
}
}
//Sort array by key, which is blog name
ksort($found_courses);
$count = 1;
$html = '';
//Build the actual HTML here now */
foreach($found_courses as $blog_name => $cats) {
$blog_details = get_blog_details(reset($cats)->blog_id);
ksort($cats);
$teacher = reset($cats)->teacher;
$html .= ' ('.count($cats).')
';
$html .= '';
$html .= '
'.$teacher->firstname.' '.$teacher->lastname.'
';
foreach($cats as $cat) {
$html .= '
'.$cat->cat_name.'';
}
$html .= '
'.__('No active courses found on the network', lepress_textdomain).'
';
}
?>
get_results(sql);
*/
function lepress_get_blog_list() {
global $wpdb;
return $wpdb->get_results( $wpdb->prepare( "SELECT blog_id, domain, path FROM $wpdb->blogs WHERE site_id = %d AND archived = '0' AND spam = '0' AND deleted = '0' ORDER BY registered DESC", $wpdb->siteid ));
}
/** @see WP_Widget::update */
function update($new_instance, $old_instance) {
return true;
}
/** @see WP_Widget::form */
function form($instance) {
echo ''.__('Simple widget to display LePress courses on the network', lepress_textdomain).'
';
}
}
global $blog_id;
//Only visible on Wordpress network root site Widgets list
if(get_blog_details($blog_id)->path == "/") {
add_action('widgets_init', create_function('', 'return register_widget("LePressCoursesWidget");'));
}
?>