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<?php |
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/** |
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* Google maps API library. |
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* |
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* @package WP-API-Libraries |
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**/ |
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/** |
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* WP_API_MAPS_WIDGET class. |
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* |
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* @extends WP_Widget |
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*/ |
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class WP_API_MAPS_WIDGET extends WP_Widget { |
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/** |
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* Widget constructor. |
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* |
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* @access public |
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* @return void |
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*/ |
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public function __construct() { |
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parent::__construct( |
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'wp-api-maps', |
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__( 'Google Maps' ), |
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array( |
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'description' => __( 'Display a location on google maps' ), |
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'classname' => 'wp-api-libraries', |
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) |
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); |
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} |
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/** |
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* Widget method. |
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* |
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* @access public |
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* @param mixed $args Arguments. |
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* @param mixed $instance Instance. |
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* @return void |
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*/ |
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public function widget( $args, $instance ) { |
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$instance = $this->parse_args( $instance ); |
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// Display widget title. |
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if ( isset( $instance['title'] ) ) { |
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echo $args['before_title']; |
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echo esc_attr( $instance['title'] ); |
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echo $args['after_title']; |
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} |
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WPAPI_GOOGLE_MAPS::print_map( $instance ); |
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} |
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/** |
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* Form function. |
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* |
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* @access public |
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* @param mixed $instance Instance. |
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* @return void |
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*/ |
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public function form( $instance ) { |
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// Set default values. |
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$instance = $this->parse_args( $instance ); |
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// Retrieve an existing value from the database. |
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$title['val'] = ! empty( $instance['title'] ) ? $instance['title'] : ''; |
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$lat['val'] = ! empty( $instance['lat'] ) ? $instance['lat'] : ''; |
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$lng['val'] = ! empty( $instance['lng'] ) ? $instance['lng'] : ''; |
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$info['val'] = ! empty( $instance['info'] ) ? $instance['info'] : ''; |
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$width['val'] = ! empty( $instance['width'] ) ? $instance['width'] : ''; |
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$height['val'] = ! empty( $instance['height'] ) ? $instance['height'] : ''; |
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$zoom['val'] = ! empty( $instance['zoom'] ) ? $instance['zoom'] : ''; |
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$scrollwheel['val'] = ! empty( $instance['scrollwheel'] ) ? $instance['scrollwheel'] : 0; |
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$title['id'] = $this->get_field_id( 'title' ); |
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$lat['id'] = $this->get_field_id( 'lat' ); |
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$lng['id'] = $this->get_field_id( 'lng' ); |
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$info['id'] = $this->get_field_id( 'info' ); |
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$width['id'] = $this->get_field_id( 'width' ); |
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$height['id'] = $this->get_field_id( 'height' ); |
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$zoom['id'] = $this->get_field_id( 'zoom' ); |
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$scrollwheel['id'] = $this->get_field_id( 'scrollwheel' ); |
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$title['name'] = $this->get_field_name( 'title' ); |
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$lat['name'] = $this->get_field_name( 'lat' ); |
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$lng['name'] = $this->get_field_name( 'lng' ); |
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$info['name'] = $this->get_field_name( 'info' ); |
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$width['name'] = $this->get_field_name( 'width' ); |
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$height['name'] = $this->get_field_name( 'height' ); |
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$zoom['name'] = $this->get_field_name( 'zoom' ); |
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$scrollwheel['name'] = $this->get_field_name( 'scrollwheel' ); |
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// Widget title. |
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echo '<p>'; |
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echo ' <label for="' . esc_attr( $title['id'] ) . '" class="wp-api-maps_title_label">' . esc_attr( 'Title:' ) . '</label>'; |
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echo ' <input type="text" id="' . esc_attr( $title['id'] ) . '" name="' . esc_attr( $title['name'] ) . '" class="widefat" value="' . esc_attr( $title['val'] ) . '">'; |
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echo '</p>'; |
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// Widget width. |
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echo '<p>'; |
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echo ' <label for="' . esc_attr( $width['id'] ) . '" class="wp-api-maps_width_label">' . esc_attr( 'Width:' ) . '</label>'; |
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echo ' <input type="text" id="' . esc_attr( $width['id'] ) . '" name="' . esc_attr( $width['name'] ) . '" class="widefat" value="' . esc_attr( $width['val'] ) . '">'; |
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echo '</p>'; |
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// Widget height. |
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echo '<p>'; |
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echo ' <label for="' . esc_attr( $height['id'] ) . '" class="wp-api-maps_height_label">' . esc_attr( 'Height:' ) . '</label>'; |
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echo ' <input type="text" id="' . esc_attr( $height['id'] ) . '" name="' . esc_attr( $height['name'] ) . '" class="widefat" value="' . esc_attr( $height['val'] ) . '">'; |
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echo '</p>'; |
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// Latitude input. |
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echo '<p>'; |
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echo ' <label for="' . esc_attr( $lat['id'] ) . '" class="wp-api-maps_lat_label">' . esc_attr( 'Latitude:' ) . '</label>'; |
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echo ' <input type="text" id="' . esc_attr( $lat['id'] ) . '" name="' . esc_attr( $lat['name'] ) . '" class="widefat" value="' . esc_attr( $lat['val'] ) . '">'; |
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echo '</p>'; |
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// Longitude input. |
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echo '<p>'; |
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echo ' <label for="' . esc_attr( $lng['id'] ) . '" class="wp-api-maps_lng_label">' . esc_attr( 'Longitude:' ) . '</label>'; |
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echo ' <input type="text" id="' . esc_attr( $lng['id'] ) . '" name="' . esc_attr( $lng['name'] ) . '" class="widefat" value="' . esc_attr( $lng['val'] ) . '">'; |
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echo '</p>'; |
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// Info content input. |
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echo '<p>'; |
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echo ' <label for="' . esc_attr( $info['id'] ) . '" class="wp-api-maps_info_label">' . esc_attr( 'Info window content:' ) . '</label>'; |
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echo ' <input type="text" id="' . esc_attr( $info['id'] ) . '" name="' . esc_attr( $info['name'] ) . '" class="widefat" value="' . esc_attr( $info['val'] ) . '">'; |
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echo '</p>'; |
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// Zoom input. |
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echo '<p>'; |
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echo ' <label for="' . esc_attr( $zoom['id'] ) . '" class="wp-api-maps_zoom_label">' . esc_attr( 'Zoom:' ) . '</label>'; |
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echo ' <input type="text" id="' . esc_attr( $zoom['id'] ) . '" name="' . esc_attr( $zoom['name'] ) . '" class="widefat" value="' . esc_attr( $zoom['val'] ) . '">'; |
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echo '</p>'; |
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// ScrollWheel option. |
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echo '<p>'; |
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echo ' <input value="1" type="checkbox"' . checked( esc_attr( $scrollwheel['val'] ), 1, false ) . 'id="' . esc_attr( $scrollwheel['id'] ) . '" name="' . esc_attr( $scrollwheel['name'] ) . '" />'; |
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echo ' <label for="' . esc_attr( $scrollwheel['id'] ) . '">Disable Scroll Zoom</label>'; |
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echo '</p>'; |
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} |
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/** |
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* Update function. |
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* |
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* @access public |
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* @param mixed $new_instance New Instance. |
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* @param mixed $old_instance Old Instance. |
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* @return $instance Instance. |
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*/ |
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public function update( $new_instance, $old_instance ) { |
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$instance = $old_instance; |
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$instance['title'] = ! empty( $new_instance['title'] ) ? strip_tags( $new_instance['title'] ) : ''; |
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$instance['width'] = ! empty( $new_instance['width'] ) ? strip_tags( $new_instance['width'] ) : ''; |
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$instance['height'] = ! empty( $new_instance['height'] ) ? strip_tags( $new_instance['height'] ) : ''; |
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$instance['lat'] = ! empty( $new_instance['lat'] ) ? strip_tags( $new_instance['lat'] ) : ''; |
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$instance['lng'] = ! empty( $new_instance['lng'] ) ? strip_tags( $new_instance['lng'] ) : ''; |
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$instance['info'] = ! empty( $new_instance['info'] ) ? strip_tags( $new_instance['info'] ) : ''; |
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$instance['zoom'] = ! empty( $new_instance['zoom'] ) ? strip_tags( $new_instance['zoom'] ) : null; |
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$instance['scrollwheel'] = ! empty( $new_instance['scrollwheel'] ) ? strip_tags( $new_instance['scrollwheel'] ) : 0; |
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return $instance; |
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} |
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/** |
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* Parse default arguments. |
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* |
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* @param [Array] $args : Array of arguments to parse. |
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* @return [Array] : Parsed arguments. |
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*/ |
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private function parse_args( $args ) { |
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// Set default values. |
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$args = wp_parse_args( $args, array( |
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'title' => '', |
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'width' => '300px', |
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'height' => '300px', |
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'lat' => '-17.7134', |
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'lng' => '178.0650', |
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'info' => '', |
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'zoom' => 14, |
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'scrollwheel' => 0, |
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) ); |
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return $args; |
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} |
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} |
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You can fix this by adding a namespace to your class:
When choosing a vendor namespace, try to pick something that is not too generic to avoid conflicts with other libraries.