104 lines
3.6 KiB
PHP
104 lines
3.6 KiB
PHP
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<?php
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/**
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* Class to create a text widget which displays a message as if it is send via an old slow modem.
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*
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* @package retrogeek
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* @since 22.03.2021
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*/
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/**
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* Class for Ticker-Widget.
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*/
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class Retrogeek_Ticker_Widget extends WP_Widget {
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/**
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* Constructor for Ticker-Widget.
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*/
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public function __construct() {
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parent::__construct(
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'retrogeek_ticket_widget',
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__( 'RetroGeek Ticker-Widget', 'retrogeek' ),
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array( 'description' => __( 'Ticker Widget which shows the text as it were received via a slow modem connection', 'retrogeek' ) )
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);
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}
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/**
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* Function to display the widget.
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*
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* @param array $args - constains the widget arguments.
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* @param array $instance - contains the instance variables of the widget.
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*/
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public function widget( $args, $instance ) {
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$title = apply_filters( 'widget_title', $instance['title'] );
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$tickertext = apply_filters( 'widget_title', $instance['tickertext'] );
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$allowed_tags = wp_kses_allowed_html( 'post' );
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// before and after widget arguments are defined by themes.
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echo wp_kses( $args['before_widget'], $allowed_tags );
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if ( ! empty( $title ) ) {
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echo wp_kses( $args['before_title'] . esc_attr( $title ) . $args['after_title'], $allowed_tags );
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}
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// Add the tickertext and ticker call.
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if ( ! empty( $tickertext ) ) {
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echo '<div class="rg_tickertext" id="' . esc_attr( $this->id ) . '"></div><br />';
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// add the ticker javascript and execution.
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wp_add_inline_script(
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'retrogeek-javascript',
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'rg_terminal("' . esc_attr( $this->id ) . '", "' . esc_attr( $tickertext ) . '", "site-description, rg_tickertext" );',
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'after'
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);
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}
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echo wp_kses( $args['after_widget'], $allowed_tags );
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}
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/**
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* Function to display the widget backend.
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*
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* @param array $instance - contains the instance variables of the widget.
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*/
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public function form( $instance ) {
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if ( isset( $instance['title'] ) ) {
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$title = $instance['title'];
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} else {
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$title = __( 'New title', 'retrogeek' );
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}
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if ( isset( $instance['tickertext'] ) ) {
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$tickertext = $instance['tickertext'];
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} else {
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$tickertext = __( 'New tickertext', 'retrogeek' );
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}
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// Widget admin form.
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?>
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<p>
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<label for="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>"><?php echo esc_html__( 'Title:', 'retrogeek' ); ?></label>
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<input class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'title' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'title' ) ); ?>" type="text" value="<?php echo esc_attr( $title ); ?>" />
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</p>
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<p>
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<label for="<?php echo esc_attr( $this->get_field_id( 'tickertext' ) ); ?>"><?php echo esc_html__( 'Tickertext:', 'retrogeek' ); ?></label>
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<textarea class="widefat" id="<?php echo esc_attr( $this->get_field_id( 'tickertext' ) ); ?>" name="<?php echo esc_attr( $this->get_field_name( 'tickertext' ) ); ?>"><?php echo esc_html( $tickertext ); ?></textarea>
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</p>
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<?php
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}
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/**
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* Function to update the widget data replacing the old values with the new values.
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*
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* @param array $new_instance - new valkues of widget instance.
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* @param array $old_instance - old values of widget instance.
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*/
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public function update( $new_instance, $old_instance ) {
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$instance = array();
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$instance['title'] = ( ! empty( $new_instance['title'] ) ) ? wp_strip_all_tags( $new_instance['title'] ) : '';
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$instance['tickertext'] = ( ! empty( $new_instance['tickertext'] ) ) ? wp_strip_all_tags( $new_instance['tickertext'] ) : '';
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return $instance;
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}
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// Class retrogeek_ticker_widget ends here.
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}
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