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<?php
/**
* Adds Ninja Forms widget.
*/
class Ninja_Forms_Widget extends WP_Widget {
/**
* Register widget with WordPress.
*/
public function __construct() {
parent::__construct(
'ninja_forms_widget', // Base ID
'Ninja Forms Widget', // Name
array( 'description' => __( 'Ninja Forms Widget', 'ninja-forms' ), ) // Args
);
}
/**
* Front-end display of widget.
*
* @see WP_Widget::widget()
*
* @param array $args Widget arguments.
* @param array $instance Saved values from database.
*/
public function widget( $args, $instance ) {
extract( $args );
$form_id = $instance['form_id'];
$form_row = ninja_forms_get_form_by_id( $form_id );
$form_data = $form_row['data'];
if ( isset ( $form_data['form_title'] ) ) {
$title = $form_data['form_title'];
} else {
$title = '';
}
$title = apply_filters( 'widget_title', $title );
$display_title = $instance['display_title'];
echo $before_widget;
if ( ! empty( $title ) AND $display_title == 1 )
echo $before_title . $title . $after_title;
ninja_forms_display_form( $form_id );
echo $after_widget;
}
/**
* Sanitize widget form values as they are saved.
*
* @see WP_Widget::update()
*
* @param array $new_instance Values just sent to be saved.
* @param array $old_instance Previously saved values from database.
*
* @return array Updated safe values to be saved.
*/
public function update( $new_instance, $old_instance ) {
$instance = array();
$instance['form_id'] = $new_instance['form_id'];
$instance['display_title'] = $new_instance['display_title'];
return $instance;
}
/**
* Back-end widget form.
*
* @see WP_Widget::form()
*
* @param array $instance Previously saved values from database.
*/
public function form( $instance ) {
if( isset( $instance['form_id'] ) ){
$form_id = $instance['form_id'];
}else{
$form_id = '';
}
if( isset( $instance['display_title'] ) ){
$display_title = $instance['display_title'];
}else{
$display_title = 0;
}
?>
<p>
<label>
<?php _e( 'Display Title', 'ninja-forms' ); ?>
<input type="hidden" value="0" name="<?php echo $this->get_field_name( 'display_title' ); ?>">
<input type="checkbox" value="1" id="<?php echo $this->get_field_id( 'display_title' ); ?>" name="<?php echo $this->get_field_name( 'display_title' ); ?>" <?php checked( $display_title, 1 );?>>
</label>
</p>
<p>
<select id="<?php echo $this->get_field_id( 'form_id' ); ?>" name="<?php echo $this->get_field_name( 'form_id' ); ?>">
<option value="0">-- <?php _e('None', 'ninja-forms');?></option>
<?php
$all_forms = ninja_forms_get_all_forms();
foreach($all_forms as $form){
$title = $form['data']['form_title'];
$id = $form['id'];
?>
<option value = "<?php echo $id;?>" <?php selected( $id, $form_id );?>>
<?php echo $title;?>
</option>
<?php
}
?>
</select>
</p>
<?php
}
} // class Foo_Widget
add_action( 'widgets_init', create_function( '', 'register_widget( "ninja_forms_widget" );' ) );
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