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<?php
// Widget action
add_action( 'widgets_init', 'layerslider_register_widget' );
function layerslider_register_widget( ) {
register_widget( 'LayerSlider_Widget' );
}
class LayerSlider_Widget extends WP_Widget {
function __construct() {
parent::__construct(
'layerslider_widget',
__('LayerSlider', 'LayerSlider'),
array(
'classname' => 'layerslider_widget',
'description' => __('Insert sliders with the LayerSlider Widget', 'LayerSlider')
),
array(
'id_base' => 'layerslider_widget'
)
);
}
function widget( $args, $instance ) {
extract($args);
$title = apply_filters('widget_title', $instance['title']);
$title = !empty($title) ? $before_title . $title . $after_title : $title;
echo $before_widget, $title, LS_Shortcode::handleShortcode($instance), $after_widget;
}
function update( $new_instance, $old_instance ) {
$instance = $old_instance;
$instance['id'] = strip_tags( $new_instance['id'] );
$instance['title'] = strip_tags( $new_instance['title'] );
$instance['filters'] = strip_tags( $new_instance['filters'] );
$instance['firstslide'] = strip_tags( $new_instance['firstslide'] );
return $instance;
}
function form( $instance ) {
$defaults = array(
'id' => '',
'title' => '',
'filters' => '',
'firstslide' => ''
);
$instance = wp_parse_args( (array) $instance, $defaults );
$sliders = LS_Sliders::find(array('limit' => 100));
?>
<p>
<label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php _e('Title:', 'LayerSlider'); ?></label>
<input type="text" id="<?php echo $this->get_field_id( 'title' ); ?>" class="widefat" name="<?php echo $this->get_field_name( 'title' ); ?>" value="<?php echo $instance['title']; ?>">
</p>
<p>
<label for="<?php echo $this->get_field_id( 'id' ); ?>"><?php _e('Choose a slider:', 'LayerSlider') ?></label><br>
<?php if( $sliders != null && !empty($sliders) ) { ?>
<select id="<?php echo $this->get_field_id( 'id' ); ?>" class="widefat" name="<?php echo $this->get_field_name( 'id' ); ?>">
<?php foreach($sliders as $item) : ?>
<?php $name = empty($item['name']) ? 'Unnamed' : htmlspecialchars($item['name']); ?>
<?php if($item['id'] == $instance['id']) { ?>
<option value="<?php echo $item['id'] ?>" selected="selected"><?php echo $name ?> | #<?php echo $item['id'] ?></option>
<?php } else { ?>
<option value="<?php echo $item['id'] ?>"><?php echo $name ?> | #<?php echo $item['id'] ?></option>
<?php } ?>
<?php endforeach; ?>
</select>
<?php } else { ?>
<?php _e('You have not created any slider yet.', 'LayerSlider') ?>
<?php } ?>
</p>
<p style="margin-top: 20px; padding-top: 10px; border-top: 1px dashed #dedede; margin-bottom: 20px;">
<label for="<?php echo $this->get_field_id( 'filters' ); ?>"><?php _e('Optional filters:', 'LayerSlider'); ?></label>
<a href="https://layerslider.kreaturamedia.com/documentation/#publish-filters" target="_blank" style="float: right;"><?php _e('Learn more', 'LayerSlider') ?></a>
<input type="text" id="<?php echo $this->get_field_id( 'filters' ); ?>" placeholder="<?php _e('e.g. homepage', 'LayerSlider') ?>" class="widefat" name="<?php echo $this->get_field_name( 'filters' ); ?>" value="<?php echo $instance['filters']; ?>">
</p>
<p>
<label for="<?php echo $this->get_field_id( 'firstslide' ); ?>"><?php _e('Override starting slide:', 'LayerSlider'); ?></label>
<input type="text" id="<?php echo $this->get_field_id( 'firstslide' ); ?>" placeholder="<?php _e('leave it empty to use default', 'LayerSlider') ?>" class="widefat" name="<?php echo $this->get_field_name( 'firstslide' ); ?>" value="<?php echo $instance['firstslide']; ?>">
</p>
<?php
}
}
?>