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Code for the modified em-events-manager.php file. Changes in lines 4,7,12,14,16,25-26,81-85,165
<?php
/**
* @author marcus
* modified by John Sundberg
* Standard events list widget
*/
class EM_Widget_by_category extends WP_Widget {//changed
var $defaults;
/** constructor */
function EM_Widget_by_category() {//changed
$this->defaults = <a href="http://www.php.net/array">array</a>(
'title' => __('Events by Category','dbem'),//changed
'scope' => 'future',
'category' => 0,// this adds 'category' to the widget's function
'order' => 'ASC',
'limit' => 5,
'format' => '#_LINKEDNAME<ul><li>#j #M #y</li><li>#_TOWN</li></ul>',
'nolistwrap' => false,
'orderby' => 'start_date,start_time,name',
'all_events' => 0,
'all_events_text' => __('all events', 'dbem')
);
$widget_ops = <a href="http://www.php.net/array">array</a>('description' => __( "Display a list of events on Events Manager by category.", 'dbem') ); //changed
parent::WP_Widget(false, $name = 'Events by Category', $widget_ops); //changed
}
/** @see WP_Widget::widget */
function widget($args, $instance) {
$instance = <a href="http://www.php.net/array_merge">array_merge</a>($this->defaults, $instance);
$instance = $this->fix_scope($instance); // depcreciate
echo $args['before_widget'];
echo $args['before_title'];
echo $instance['title'];
echo $args['after_title'];
$instance['owner'] = false;
$events = EM_Events::get($instance);
echo "<ul>";
$li_wrap = !<a href="http://www.php.net/preg_match">preg_match</a>('/^<li>/i', <a href="http://www.php.net/trim">trim</a>($instance['format']));
if ( <a href="http://www.php.net/count">count</a>($events) > 0 ){
foreach($events as $event){
if( $li_wrap ){
echo '<li>'. $event->output($instance['format']) .'</li>';
}else{
echo $event->output($instance['format']);
}
}
}else{
echo '<li>'.__('No events', 'dbem').'</li>';
}
if ( !<a href="http://www.php.net/empty">empty</a>($instance['all_events']) ){
$events_link = (!<a href="http://www.php.net/empty">empty</a>($instance['all_events_text'])) ? em_get_link($instance['all_events_text']) : em_get_link(__('all events','dbem'));
echo '<li>'.$events_link.'</li>';
}
echo "</ul>";
echo $args['after_widget'];
}
/** @see WP_Widget::update */
function update($new_instance, $old_instance) {
foreach($this->defaults as $key => $value){
if( <a href="http://www.php.net/empty">empty</a>($new_instance[$key]) ){
$new_instance[$key] = $value;
}
}
return $new_instance;
}
/** @see WP_Widget::form */
function form($instance) {
$instance = <a href="http://www.php.net/array_merge">array_merge</a>($this->defaults, $instance);
$instance = $this->fix_scope($instance); // depcreciate
?>
<p>
<label for="<?php echo $this->get_field_id('title'); ?>"><?php _e('Title'); ?>: </label>
<input type="text" id="<?php echo $this->get_field_id('title'); ?>" name="<?php echo $this->get_field_name('title'); ?>" value="<?php echo $instance['title']; ?>" />
</p>
<p><!-- this adds the category option to the widget's form -->
<label for="<?php echo $this->get_field_id('category'); ?>"><?php _e('Category ID','dbem'); ?>: </label>
<input type="text" id="<?php echo $this->get_field_id('category'); ?>" name="<?php echo $this->get_field_name('category'); ?>" size="3" value="<?php echo $instance['category']; ?>" /><br />
<label for="<?php echo $this->get_field_id('category'); ?>"><?php _e('(separate multiple IDs by commas, or use "0" for all categories)','dbem'); ?> </label>
</p>
<p>
<label for="<?php echo $this->get_field_id('limit'); ?>"><?php _e('Number of events','dbem'); ?>: </label>
<input type="text" id="<?php echo $this->get_field_id('limit'); ?>" name="<?php echo $this->get_field_name('limit'); ?>" size="3" value="<?php echo $instance['limit']; ?>" />
</p>
<p>
<label for="<?php echo $this->get_field_id('scope'); ?>"><?php _e('Scope','dbem'); ?>: </label><br/>
<select 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 $key ?>' <?php echo ($key == get_option('dbem_events_page_scope')) ? "selected='selected'" : ''; ?>>
<?php echo $value; ?>
</option>
<?php endforeach; ?>
</select>
</p>
<p>
<label for="<?php echo $this->get_field_id('order'); ?>"><?php _e('Order By','dbem'); ?>: </label>
<select id="<?php echo $this->get_field_id('orderby'); ?>" name="<?php echo $this->get_field_name('orderby'); ?>">
<?php
$orderby_options = apply_filters('em_widget_orderby_ddm', <a href="http://www.php.net/array">array</a>(
'start_date,start_time,name' => __('start date, start time, event name','dbem'),
'name,start_date,start_time' => __('name, start date, start time','dbem'),
'name,end_date,end_time' => __('name, end date, end time','dbem'),
'end_date,end_time,name' => __('end date, end time, event name','dbem'),
));
?>
<?php foreach($orderby_options as $key => $value) : ?>
<option value='<?php echo $key ?>' <?php echo ( !<a href="http://www.php.net/empty">empty</a>($instance['orderby']) && $key == $instance['orderby']) ? "selected='selected'" : ''; ?>>
<?php echo $value; ?>
</option>
<?php endforeach; ?>
</select>
</p>
<p>
<label for="<?php echo $this->get_field_id('order'); ?>"><?php _e('Order','dbem'); ?>: </label>
<select id="<?php echo $this->get_field_id('order'); ?>" name="<?php echo $this->get_field_name('order'); ?>">
<?php
$order_options = apply_filters('em_widget_order_ddm', <a href="http://www.php.net/array">array</a>(
'ASC' => __('Ascending','dbem'),
'DESC' => __('Descending','dbem')
));
?>
<?php foreach( $order_options as $key => $value) : ?>
<option value='<?php echo $key ?>' <?php echo ($key == $instance['order']) ? "selected='selected'" : ''; ?>>
<?php echo $value; ?>
</option>
<?php endforeach; ?>
</select>
</p>
<p>
<label for="<?php echo $this->get_field_id('format'); ?>"><?php _e('List item format','dbem'); ?>: </label>
<textarea rows="5" cols="24" id="<?php echo $this->get_field_id('format'); ?>" name="<?php echo $this->get_field_name('format'); ?>"><?php echo $instance['format']; ?></textarea>
</p>
<p>
<label for="<?php echo $this->get_field_id('all_events'); ?>"><?php _e('Show all events link at bottom?','dbem'); ?>: </label>
<input type="checkbox" id="<?php echo $this->get_field_id('all_events'); ?>" name="<?php echo $this->get_field_name('all_events'); ?>" <?php echo (!<a href="http://www.php.net/empty">empty</a>($instance['all_events']) && $instance['all_events']) ? 'checked':''; ?> >
</p>
<p>
<label for="<?php echo $this->get_field_id('all_events'); ?>"><?php _e('All events link text?','dbem'); ?>: </label>
<input type="text" id="<?php echo $this->get_field_id('all_events_text'); ?>" name="<?php echo $this->get_field_name('all_events_text'); ?>" value="<?php echo (!<a href="http://www.php.net/empty">empty</a>($instance['all_events_text'])) ? $instance['all_events_text']:__('all events','dbem'); ?>" >
</p>
<?php
}
/**
* Backwards compatability for an old setting which is now just another scope.
* @param unknown_type $instance
* @return string
*/
function fix_scope($instance){
if( !<a href="http://www.php.net/empty">empty</a>($instance['time_limit']) && <a href="http://www.php.net/is_numeric">is_numeric</a>($instance['time_limit']) && $instance['time_limit'] > 1 ){
$instance['scope'] = $instance['time_limit'].'-months';
}elseif( !<a href="http://www.php.net/empty">empty</a>($instance['time_limit']) && $instance['time_limit'] == 1){
$instance['scope'] = 'month';
}elseif( !<a href="http://www.php.net/empty">empty</a>($instance['time_limit']) && $instance['time_limit'] == 'no-limit'){
$instance['scope'] = 'all';
}
return $instance;
}
}
add_action('widgets_init', <a href="http://www.php.net/create_function">create_function</a>('', 'return register_widget("EM_Widget_by_category");'));//changed
?>
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