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maps-widget.php
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maps-widget.php
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<?php
/**
* Google maps API library.
*
* @package WP-API-Libraries
**/
/**
* WP_API_MAPS_WIDGET class.
*
* @extends WP_Widget
*/
class WP_API_MAPS_WIDGET extends WP_Widget {
/**
* Widget constructor.
*
* @access public
* @return void
*/
public function __construct() {
parent::__construct(
'wp-api-maps',
__( 'Google Maps' ),
array(
'description' => __( 'Display a location on google maps' ),
'classname' => 'wp-api-libraries',
)
);
}
/**
* Widget method.
*
* @access public
* @param mixed $args Arguments.
* @param mixed $instance Instance.
* @return void
*/
public function widget( $args, $instance ) {
$instance = $this->parse_args( $instance );
// Display widget title.
if ( isset( $instance['title'] ) ) {
echo $args['before_title'];
echo esc_attr( $instance['title'] );
echo $args['after_title'];
}
WPAPI_GOOGLE_MAPS::print_map( $instance );
}
/**
* Form function.
*
* @access public
* @param mixed $instance Instance.
* @return void
*/
public function form( $instance ) {
// Set default values.
$instance = $this->parse_args( $instance );
// Retrieve an existing value from the database.
$title['val'] = ! empty( $instance['title'] ) ? $instance['title'] : '';
$lat['val'] = ! empty( $instance['lat'] ) ? $instance['lat'] : '';
$lng['val'] = ! empty( $instance['lng'] ) ? $instance['lng'] : '';
$info['val'] = ! empty( $instance['info'] ) ? $instance['info'] : '';
$width['val'] = ! empty( $instance['width'] ) ? $instance['width'] : '';
$height['val'] = ! empty( $instance['height'] ) ? $instance['height'] : '';
$zoom['val'] = ! empty( $instance['zoom'] ) ? $instance['zoom'] : '';
$title['id'] = $this->get_field_id( 'title' );
$lat['id'] = $this->get_field_id( 'lat' );
$lng['id'] = $this->get_field_id( 'lng' );
$info['id'] = $this->get_field_id( 'info' );
$width['id'] = $this->get_field_id( 'width' );
$height['id'] = $this->get_field_id( 'height' );
$zoom['id'] = $this->get_field_id( 'zoom' );
$title['name'] = $this->get_field_name( 'title' );
$lat['name'] = $this->get_field_name( 'lat' );
$lng['name'] = $this->get_field_name( 'lng' );
$info['name'] = $this->get_field_name( 'info' );
$width['name'] = $this->get_field_name( 'width' );
$height['name'] = $this->get_field_name( 'height' );
$zoom['name'] = $this->get_field_name( 'zoom' );
// Widget title.
echo '<p>';
echo ' <label for="' . esc_attr( $title['id'] ) . '" class="wp-api-maps_title_label">' . esc_attr( 'Title:' ) . '</label>';
echo ' <input type="text" id="' . esc_attr( $title['id'] ) . '" name="' . esc_attr( $title['name'] ) . '" class="widefat" value="' . esc_attr( $title['val'] ) . '">';
echo '</p>';
// Widget width.
echo '<p>';
echo ' <label for="' . esc_attr( $width['id'] ) . '" class="wp-api-maps_width_label">' . esc_attr( 'Width:' ) . '</label>';
echo ' <input type="text" id="' . esc_attr( $width['id'] ) . '" name="' . esc_attr( $width['name'] ) . '" class="widefat" value="' . esc_attr( $width['val'] ) . '">';
echo '</p>';
// Widget height.
echo '<p>';
echo ' <label for="' . esc_attr( $height['id'] ) . '" class="wp-api-maps_height_label">' . esc_attr( 'Height:' ) . '</label>';
echo ' <input type="text" id="' . esc_attr( $height['id'] ) . '" name="' . esc_attr( $height['name'] ) . '" class="widefat" value="' . esc_attr( $height['val'] ) . '">';
echo '</p>';
// Latitude input.
echo '<p>';
echo ' <label for="' . esc_attr( $lat['id'] ) . '" class="wp-api-maps_lat_label">' . esc_attr( 'Latitude:' ) . '</label>';
echo ' <input type="text" id="' . esc_attr( $lat['id'] ) . '" name="' . esc_attr( $lat['name'] ) . '" class="widefat" value="' . esc_attr( $lat['val'] ) . '">';
echo '</p>';
// Longitude input.
echo '<p>';
echo ' <label for="' . esc_attr( $lng['id'] ) . '" class="wp-api-maps_lng_label">' . esc_attr( 'Longitude:' ) . '</label>';
echo ' <input type="text" id="' . esc_attr( $lng['id'] ) . '" name="' . esc_attr( $lng['name'] ) . '" class="widefat" value="' . esc_attr( $lng['val'] ) . '">';
echo '</p>';
// Info content input.
echo '<p>';
echo ' <label for="' . esc_attr( $info['id'] ) . '" class="wp-api-maps_info_label">' . esc_attr( 'Info window content:' ) . '</label>';
echo ' <input type="text" id="' . esc_attr( $info['id'] ) . '" name="' . esc_attr( $info['name'] ) . '" class="widefat" value="' . esc_attr( $info['val'] ) . '">';
echo '</p>';
// Zoom input.
echo '<p>';
echo ' <label for="' . esc_attr( $zoom['id'] ) . '" class="wp-api-maps_zoom_label">' . esc_attr( 'Zoom:' ) . '</label>';
echo ' <input type="text" id="' . esc_attr( $zoom['id'] ) . '" name="' . esc_attr( $zoom['name'] ) . '" class="widefat" value="' . esc_attr( $zoom['val'] ) . '">';
echo '</p>';
}
/**
* Update function.
*
* @access public
* @param mixed $new_instance New Instance.
* @param mixed $old_instance Old Instance.
* @return $instance Instance.
*/
public function update( $new_instance, $old_instance ) {
$instance = $old_instance;
$instance['title'] = ! empty( $new_instance['title'] ) ? strip_tags( $new_instance['title'] ) : '';
$instance['width'] = ! empty( $new_instance['width'] ) ? strip_tags( $new_instance['width'] ) : '';
$instance['height'] = ! empty( $new_instance['height'] ) ? strip_tags( $new_instance['height'] ) : '';
$instance['lat'] = ! empty( $new_instance['lat'] ) ? strip_tags( $new_instance['lat'] ) : '';
$instance['lng'] = ! empty( $new_instance['lng'] ) ? strip_tags( $new_instance['lng'] ) : '';
$instance['info'] = ! empty( $new_instance['info'] ) ? strip_tags( $new_instance['info'] ) : '';
$instance['zoom'] = ! empty( $new_instance['zoom'] ) ? strip_tags( $new_instance['zoom'] ) : null;
return $instance;
}
/**
* Parse default arguments.
*
* @param [Array] $args : Array of arguments to parse.
* @return [Array] : Parsed arguments.
*/
private function parse_args( $args ) {
// Set default values.
$args = wp_parse_args( $args, array(
'title' => '',
'width' => '300px',
'height' => '300px',
'lat' => '-17.7134',
'lng' => '178.0650',
'info' => '',
'zoom' => 8,
) );
return $args;
}
}