Source
File: wp-includes/widgets/class-wp-widget-text.php
public function form( $instance ) {
$instance = wp_parse_args(
(array) $instance,
array(
'title' => '',
'text' => '',
)
);
?>
<?php if ( ! $this->is_legacy_instance( $instance ) ) : ?>
<?php
if ( user_can_richedit() ) {
add_filter( 'the_editor_content', 'format_for_editor', 10, 2 );
$default_editor = 'tinymce';
} else {
$default_editor = 'html';
}
/** This filter is documented in wp-includes/class-wp-editor.php */
$text = apply_filters( 'the_editor_content', $instance['text'], $default_editor );
// Reset filter addition.
if ( user_can_richedit() ) {
remove_filter( 'the_editor_content', 'format_for_editor' );
}
// Prevent premature closing of textarea in case format_for_editor() didn't apply or the_editor_content filter did a wrong thing.
$escaped_text = preg_replace( '#</textarea#i', '</textarea', $text );
?>
<input id="<?php echo $this->get_field_id( 'title' ); ?>" name="<?php echo $this->get_field_name( 'title' ); ?>" class="title sync-input" type="hidden" value="<?php echo esc_attr( $instance['title'] ); ?>">
<textarea id="<?php echo $this->get_field_id( 'text' ); ?>" name="<?php echo $this->get_field_name( 'text' ); ?>" class="text sync-input" hidden><?php echo $escaped_text; ?></textarea>
<input id="<?php echo $this->get_field_id( 'filter' ); ?>" name="<?php echo $this->get_field_name( 'filter' ); ?>" class="filter sync-input" type="hidden" value="on">
<input id="<?php echo $this->get_field_id( 'visual' ); ?>" name="<?php echo $this->get_field_name( 'visual' ); ?>" class="visual sync-input" type="hidden" value="on">
<?php else : ?>
<input id="<?php echo $this->get_field_id( 'visual' ); ?>" name="<?php echo $this->get_field_name( 'visual' ); ?>" class="visual" type="hidden" value="">
<p>
<label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php _e( 'Title:' ); ?></label>
<input class="widefat" id="<?php echo $this->get_field_id( 'title' ); ?>" name="<?php echo $this->get_field_name( 'title' ); ?>" type="text" value="<?php echo esc_attr( $instance['title'] ); ?>"/>
</p>
<div class="notice inline notice-info notice-alt">
<?php if ( ! isset( $instance['visual'] ) ) : ?>
<p><?php _e( 'This widget may contain code that may work better in the “Custom HTML” widget. How about trying that widget instead?' ); ?></p>
<?php else : ?>
<p><?php _e( 'This widget may have contained code that may work better in the “Custom HTML” widget. If you haven’t yet, how about trying that widget instead?' ); ?></p>
<?php endif; ?>
</div>
<p>
<label for="<?php echo $this->get_field_id( 'text' ); ?>"><?php _e( 'Content:' ); ?></label>
<textarea class="widefat" rows="16" cols="20" id="<?php echo $this->get_field_id( 'text' ); ?>" name="<?php echo $this->get_field_name( 'text' ); ?>"><?php echo esc_textarea( $instance['text'] ); ?></textarea>
</p>
<p>
<input id="<?php echo $this->get_field_id( 'filter' ); ?>" name="<?php echo $this->get_field_name( 'filter' ); ?>" type="checkbox"<?php checked( ! empty( $instance['filter'] ) ); ?> /> <label for="<?php echo $this->get_field_id( 'filter' ); ?>"><?php _e( 'Automatically add paragraphs' ); ?></label>
</p>
<?php
endif;
}