/**
* The widget
*/
public function widget($args, $instance)
{
extract($args);
$content = '';
// If this is neither a Notepad or a post with an associated
// Notepad, there's nothing to display
if (participad_notepad_is_notepad() && ($associated_post_id = get_post_meta(get_the_ID(), 'notepad_associated_post', true))) {
$content .= '<p>' . __('This Notepad is associated with the following post:', 'participad') . '</p>';
$associated_post = get_post($associated_post_id);
$content .= '<ul class="associated-post"><li><a href="' . get_permalink($associated_post_id) . '">' . esc_html($associated_post->post_title) . '</a></li></ul>';
} else {
if (!participad_notepad_is_notepad() && ($notepads = participad_notepad_post_has_notepad())) {
$content .= '<p>' . __('This post is associated with the following Notepads:', 'participad') . '</p>';
$content .= '<ul class="associated-notepads">';
foreach ($notepads as $np) {
$content .= '<li><a href="' . get_permalink($np->ID) . '">' . esc_html($np->post_title) . '</a></li>';
}
$content .= '</ul>';
}
}
if ($content) {
$title = $instance['title'];
$use_packaged_css = !isset($instance['use_packaged_css']) || 'no' == $instance['use_packaged_css'] ? 'no' : 'yes';
if ('yes' == $use_packaged_css) {
echo '<style type="text/css">
.widget_participad_notepad_create { font-size: .8em; }
</style>';
}
echo $before_widget;
if (!empty($title)) {
echo $before_title . $title . $after_title;
}
echo $content;
echo $after_widget;
}
}
/**
* Detect when a success/error message should be shown
*/
function participad_notepad_display_error($content)
{
$message = '';
// Admins can override these hardcoded styles
if (!apply_filters('participad_notepad_suppress_error_styles', false)) {
$message .= '
<style type="text/css">
div.participad-message { padding: 10px 15px; border: 1px solid #ccc; border-radius: 2px; margin-bottom: 1em; }
div.participad-message-success { background: #ffffe0; }
div.participad-message-error { background: #c43; }
</style>
';
}
if (participad_notepad_is_notepad() && isset($_GET['notepad_created'])) {
$message .= '<div class="participad-message participad-message-success">' . __('Notepad created', 'participad') . '</div>';
}
if (isset($_GET['notepad_noname'])) {
$message .= '<div class="participad-message participad-message-error">' . __('Notepads must have a title', 'participad') . '</div>';
}
if (isset($_GET['notepad_misc'])) {
$message .= '<div class="participad-message participad-message-error">' . __('Could not create the notepad', 'participad') . '</div>';
}
return $message . $content;
}