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<?php
// Adds a SearchWP Engines dropdown to the search form
function my_searchwp_get_search_form_with_engines_dropdown( $form ) {
ob_start(); ?>
<form role="search" method="get" class="search-form" action="<?php echo esc_url( home_url( '/' ) ); ?>">
<label>
<span class="screen-reader-text">Search For</span>
<input type="search" class="search-field" placeholder="Search..." value="<?php echo esc_attr( get_search_query() ); ?>" name="s" title="Search for:" />
</label>
<?php
$engines = \SearchWP\Settings::get_engines();
$current_engine = isset( $_GET['swpengine'] ) ? esc_attr( $_GET['swpengine'] ) : 'default';
?>
<select name="swpengine" id="swpengine">
<?php foreach ( $engines as $engine_name => $engine ) : ?>
<option value="<?php echo esc_attr( $engine_name ); ?>"
<?php selected( $current_engine, $engine_name ); ?>>
<?php echo esc_html( $engine->get_label() ); ?>
</option>
<?php endforeach; ?>
</select>
<input type="submit" class="search-submit" value="Search" />
</form>
<?php return ob_get_clean();
}
add_filter( 'get_search_form', 'my_searchwp_get_search_form_with_engines_dropdown' );
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