em-locations.php
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<?php
/**
* @author marcus
* Standard events list widget
*/
class EM_Locations_Widget extends WP_Widget {
var $defaults = array();
public static function init(){
return register_widget("EM_Locations_Widget");
}
/** constructor */
function __construct() {
$this->defaults = array(
'title' => __('Event Locations','events-manager'),
'scope' => 'future',
'order' => 'ASC',
'limit' => 5,
'format_header' => '',
'format' => EM_Formats::dbem_block_location_list_item_format(''),
'format_footer' => '',
'no_locations_text' => '<div class="em-list-no-items">'.__('No locations', 'events-manager').'</div>',
'orderby' => 'event_start_date,event_start_time,location_name',
'v6' => false,
);
$this->em_orderby_options = array(
'event_start_date, event_start_time, location_name' => __('Event start date/time, location name','events-manager'),
'location_name' => __('Location name','events-manager')
);
$widget_ops = array('description' => __( "Display a list of event locations on Events Manager.", 'events-manager') );
parent::__construct(false, $name = 'Event Locations', $widget_ops);
}
/** @see WP_Widget::widget */
function widget($args, $instance) {
$instance = array_merge($this->defaults, $instance);
echo $args['before_widget'];
if( !empty($instance['title']) ){
echo $args['before_title'];
echo apply_filters('widget_title',$instance['title'], $instance, $this->id_base);
echo $args['after_title'];
}
//make sure no owner searches are being run
$instance['owner'] = false;
//legacy stuff - deal with unsaved pre-v6 items, v6 saved and preview modes
$v6 = EM_Options::get('v6', null);
//add li tags to old widgets that have no forced li wrappers
if( ($v6 && empty($instance['v6'])) || $v6 === 'p' || $v6 === 'p' ){
$instance = $this->get_v6_instance_options($instance);
}
//get locations
$locations = EM_Locations::get(apply_filters('em_widget_locations_get_args',$instance));
//output locations
echo '<div class="'. implode(' ', em_get_template_classes('locations-widget')) .'">';
echo $instance['format_header'];
if ( count($locations) > 0 ){
foreach($locations as $location){
echo $location->output($instance['format']);
}
}else{
echo $instance['no_locations_text'];
}
echo $instance['format_footer'];
echo '</div>';
echo $args['after_widget'];
}
function get_v6_instance_options( $instance ){
$instance['format_header'] = '';
$instance['format'] = EM_Formats::dbem_block_location_list_item_format('');
$instance['format_footer'] = '';
return $instance;
}
/** @see WP_Widget::update */
function update($new_instance, $old_instance) {
//filter the new instance and replace blanks with defaults
foreach($this->defaults as $key => $value){
if( !isset($new_instance[$key]) ){
$new_instance[$key] = $value;
}
//balance tags and sanitize output formats
if( in_array($key, array('format', 'no_locations_text')) ){
if( is_multisite() && !em_wp_is_super_admin() ) $new_instance[$key] = wp_kses_post($new_instance[$key]); //for multisite
$new_instance[$key] = force_balance_tags($new_instance[$key]);
}
}
return $new_instance;
}
/** @see WP_Widget::form */
function form($instance) {
$instance = array_merge($this->defaults, $instance);
$v6 = EM_Options::get('v6', null);
if( ($v6 === true || $v6 === 'undo') && empty($instance['v6']) ){
$instance = $this->get_v6_instance_options($instance);
}elseif( empty($instance['v6']) && $instance['format'] !== $this->defaults['format'] ) {
// still unmigrated, not saved either during v6
$instance['format_header'] = '<ul>';
$instance['format_footer'] = '</ul>';
}
?>
<p>
<label for="<?php echo $this->get_field_id('title'); ?>"><?php esc_html_e('Title', 'events-manager'); ?>: </label>
<input class="widefat" type="text" id="<?php echo $this->get_field_id('title'); ?>" name="<?php echo $this->get_field_name('title'); ?>" value="<?php echo esc_attr($instance['title']); ?>" />
</p>
<p>
<label for="<?php echo $this->get_field_id('limit'); ?>"><?php esc_html_e('Show number of locations','events-manager'); ?>: </label>
<input type="text" id="<?php echo $this->get_field_id('limit'); ?>" name="<?php echo $this->get_field_name('limit'); ?>" value="<?php echo esc_attr($instance['limit']); ?>" />
</p>
<p>
<label for="<?php echo $this->get_field_id('scope'); ?>"><?php esc_html_e('Scope of the locations','events-manager'); ?>:</label><br/>
<select class="widefat" id="<?php echo $this->get_field_id('scope'); ?>" name="<?php echo $this->get_field_name('scope'); ?>" >
<?php foreach( em_get_scopes() as $key => $value) : ?>
<option value='<?php echo esc_attr($key) ?>' <?php echo ($key == $instance['scope']) ? "selected='selected'" : ''; ?>>
<?php echo esc_html($value); ?>
</option>
<?php endforeach; ?>
</select>
</p>
<p>
<label for="<?php echo $this->get_field_id('order'); ?>"><?php esc_html_e('Order By','events-manager'); ?>: </label>
<select class="widefat" id="<?php echo $this->get_field_id('orderby'); ?>" name="<?php echo $this->get_field_name('orderby'); ?>">
<?php foreach($this->em_orderby_options as $key => $value) : ?>
<option value='<?php echo esc_attr($key); ?>' <?php echo ( !empty($instance['orderby']) && $key == $instance['orderby']) ? "selected='selected'" : ''; ?>>
<?php echo esc_html($value); ?>
</option>
<?php endforeach; ?>
</select>
</p>
<p>
<label for="<?php echo $this->get_field_id('order'); ?>"><?php esc_html_e('Order of the locations','events-manager'); ?>:</label><br/>
<select class="widefat" id="<?php echo $this->get_field_id('order'); ?>" name="<?php echo $this->get_field_name('order'); ?>" >
<option value="ASC" <?php echo ($instance['order'] == 'ASC') ? 'selected="selected"':''; ?>><?php esc_html_e('Ascending','events-manager'); ?></option>
<option value="DESC" <?php echo ($instance['order'] == 'DESC') ? 'selected="selected"':''; ?>><?php esc_html_e('Descending','events-manager'); ?></option>
</select>
</p>
<p>
<label for="<?php echo $this->get_field_id('format_header'); ?>"><?php esc_html_e('List item header format','events-manager'); ?>: </label>
<textarea rows="5" cols="24" id="<?php echo $this->get_field_id('format_header'); ?>" name="<?php echo $this->get_field_name('format_header'); ?>" class="widefat"><?php echo esc_textarea($instance['format_header'] ); ?></textarea>
</p>
<p>
<label for="<?php echo $this->get_field_id('format'); ?>"><?php esc_html_e('List item format','events-manager'); ?>: </label>
<textarea rows="10" cols="24" id="<?php echo $this->get_field_id('format'); ?>" name="<?php echo $this->get_field_name('format'); ?>" class="widefat"><?php echo esc_textarea($instance['format']); ?></textarea>
</p>
<p>
<label for="<?php echo $this->get_field_id('format_footer'); ?>"><?php esc_html_e('List item footer format','events-manager'); ?>: </label>
<textarea rows="5" cols="24" id="<?php echo $this->get_field_id('format_footer'); ?>" name="<?php echo $this->get_field_name('format_footer'); ?>" class="widefat"><?php echo esc_textarea($instance['format_footer']); ?></textarea>
</p>
<p>
<label for="<?php echo $this->get_field_id('no_locations_text'); ?>"><?php esc_html_e('No Locations message','events-manager'); ?>: </label>
<input type="text" id="<?php echo $this->get_field_id('no_locations_text'); ?>" name="<?php echo $this->get_field_name('no_locations_text'); ?>" value="<?php echo esc_attr( $instance['no_locations_text'] ); ?>" >
</p>
<?php
}
}
add_action('widgets_init', 'EM_Locations_Widget::init');
?>