label = __( 'Pager', 'fwp' );
$this->fields = [ 'pager_type', 'inner_size', 'dots_label', 'prev_label', 'next_label',
'count_text_plural', 'count_text_singular', 'count_text_none', 'load_more_text',
'loading_text', 'default_label', 'per_page_options' ];
}
/**
* Generate the facet HTML
*/
function render( $params ) {
$facet = $params['facet'];
$pager_type = $facet['pager_type'];
$this->pager_args = FWP()->facet->pager_args;
$method = 'render_' . $pager_type;
if ( method_exists( $this, $method ) ) {
return $this->$method( $facet );
}
}
function render_numbers( $facet ) {
$inner_size = (int) $facet['inner_size'];
$dots_label = facetwp_i18n( $facet['dots_label'] );
$prev_label = facetwp_i18n( $facet['prev_label'] );
$next_label = facetwp_i18n( $facet['next_label'] );
$output = '';
$page = (int) $this->pager_args['page'];
$total_pages = (int) $this->pager_args['total_pages'];
$inner_first = max( $page - $inner_size, 2 );
$inner_last = min( $page + $inner_size, $total_pages - 1 );
if ( 1 < $total_pages ) {
// Prev button
if ( 1 < $page && '' != $prev_label ) {
$output .= $this->render_page( $page - 1, $prev_label, 'prev' );
}
// First page
$output .= $this->render_page( 1, false, 'first' );
// Dots
if ( 2 < $inner_first && '' != $dots_label ) {
$output .= $this->render_page( '', $dots_label, 'dots' );
}
for ( $i = $inner_first; $i <= $inner_last; $i++ ) {
$output .= $this->render_page( $i );
}
// Dots
if ( $inner_last < $total_pages - 1 && '' != $dots_label ) {
$output .= $this->render_page( '', $dots_label, 'dots' );
}
// Last page
$output .= $this->render_page( $total_pages, false, 'last' );
// Next button
if ( $page < $total_pages && '' != $next_label ) {
$output .= $this->render_page( $page + 1, $next_label, 'next' );
}
}
return '';
}
function render_page( $page, $label = false, $extra_class = false ) {
$label = ( false === $label ) ? $page : $label;
$class = 'facetwp-page';
if ( ! empty( $extra_class ) ) {
$class .= ' ' . $extra_class;
}
if ( $page == $this->pager_args['page'] ) {
$class .= ' active';
}
$data = empty( $page ) ? '' : ' data-page="' . $page . '"';
$html = '' . $label . '';
return apply_filters( 'facetwp_facet_pager_link', $html, [
'page' => $page,
'label' => $label,
'extra_class' => $extra_class
]);
}
function render_counts( $facet ) {
$text_singular = facetwp_i18n( $facet['count_text_singular'] );
$text_plural = facetwp_i18n( $facet['count_text_plural'] );
$text_none = facetwp_i18n( $facet['count_text_none'] );
$page = $this->pager_args['page'];
$per_page = $this->pager_args['per_page'];
$total_rows = $this->pager_args['total_rows'];
$total_pages = $this->pager_args['total_pages'];
if ( -1 == $per_page ) {
$per_page = $total_rows;
}
if ( 1 < $total_rows ) {
$lower = ( 1 + ( ( $page - 1 ) * $per_page ) );
$upper = ( $page * $per_page );
$upper = ( $total_rows < $upper ) ? $total_rows : $upper;
// If a load_more pager is in use, force $lower = 1
if ( FWP()->helper->facet_setting_exists( 'pager_type', 'load_more' ) ) {
$lower = 1;
}
$output = $text_plural;
$output = str_replace( '[lower]', $lower, $output );
$output = str_replace( '[upper]', $upper, $output );
$output = str_replace( '[total]', $total_rows, $output );
$output = str_replace( '[page]', $page, $output );
$output = str_replace( '[per_page]', $per_page, $output );
$output = str_replace( '[total_pages]', $total_pages, $output );
}
else {
$output = ( 0 < $total_rows ) ? $text_singular : $text_none;
}
return $output;
}
function render_load_more( $facet ) {
$text = facetwp_i18n( $facet['load_more_text'] );
$loading_text = facetwp_i18n( $facet['loading_text'] );
return '';
}
function render_per_page( $facet ) {
$default = facetwp_i18n( $facet['default_label'] );
$options = explode( ',', $facet['per_page_options'] );
$options = array_map( 'trim', $options );
$output = '';
if ( ! empty( $default ) ) {
$output .= '';
}
$per_page = $this->pager_args['per_page'];
$var_exists = isset( FWP()->request->url_vars['per_page'] );
foreach ( $options as $option ) {
$val = $label = $option;
// Support "All" option
if ( ! ctype_digit( $val ) ) {
$val = -1;
$label = facetwp_i18n( $label );
}
$selected = ( $var_exists && $val == $per_page ) ? ' selected' : '';
$output .= '';
}
return '';
}
/**
* Filter the query based on selected values
*/
function filter_posts( $params ) {
return 'continue';
}
/**
* (Front-end) Attach settings to the AJAX response
*/
function settings_js( $params ) {
$facet = $params['facet'];
return [
'pager_type' => $facet['pager_type']
];
}
function register_fields() {
return [
'pager_type' => [
'type' => 'select',
'label' => __( 'Pager type', 'fwp' ),
'choices' => [
'numbers' => __( 'Page numbers', 'fwp' ),
'counts' => __( 'Result counts', 'fwp' ),
'load_more' => __( 'Load more', 'fwp' ),
'per_page' => __( 'Per page', 'fwp' )
]
],
'inner_size' => [
'label' => __( 'Inner size', 'fwp' ),
'notes' => 'Number of pages to show on each side of the current page',
'default' => 2,
'show' => "facet.pager_type == 'numbers'"
],
'dots_label' => [
'label' => __( 'Dots label', 'fwp' ),
'notes' => 'The filler between the inner and outer pages',
'default' => '…',
'show' => "facet.pager_type == 'numbers'"
],
'prev_label' => [
'label' => __( 'Prev button label', 'fwp' ),
'notes' => 'Leave blank to hide',
'default' => '« Prev',
'show' => "facet.pager_type == 'numbers'"
],
'next_label' => [
'label' => __( 'Next button label', 'fwp' ),
'notes' => 'Leave blank to hide',
'default' => 'Next »',
'show' => "facet.pager_type == 'numbers'"
],
'count_text_plural' => [
'label' => __( 'Count text (plural)', 'fwp' ),
'notes' => 'Available tags: [lower], [upper], [total], [page], [per_page], [total_pages]',
'default' => '[lower] - [upper] of [total] results',
'show' => "facet.pager_type == 'counts'"
],
'count_text_singular' => [
'label' => __( 'Count text (singular)', 'fwp' ),
'default' => '1 result',
'show' => "facet.pager_type == 'counts'"
],
'count_text_none' => [
'label' => __( 'Count text (no results)', 'fwp' ),
'default' => 'No results',
'show' => "facet.pager_type == 'counts'"
],
'load_more_text' => [
'label' => __( 'Load more text', 'fwp' ),
'default' => 'Load more',
'show' => "facet.pager_type == 'load_more'"
],
'loading_text' => [
'label' => __( 'Loading text', 'fwp' ),
'default' => 'Loading...',
'show' => "facet.pager_type == 'load_more'"
],
'default_label' => [
'label' => __( 'Default label', 'fwp' ),
'default' => 'Per page',
'show' => "facet.pager_type == 'per_page'"
],
'per_page_options' => [
'label' => __( 'Per page options', 'fwp' ),
'notes' => 'A comma-separated list of choices. Optionally add a non-numeric choice to be used as a "Show all" option.',
'default' => '10, 25, 50, 100',
'show' => "facet.pager_type == 'per_page'"
]
];
}
}