%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
/**
* AMP Compatibility.
*
* Author: Andrei Baicus <andrei@themeisle.com>
* Created on: 17/10/2018
*
* @package Amp.php
*/
namespace Neve\Compatibility;
/**
* Class Amp
*
* @package Neve\Compatibility
*/
class Amp {
/**
* Run the hooks and filters.
*/
public function register_hooks() {
if ( ! neve_is_amp() ) {
return;
}
add_filter( 'neve_caret_wrap_filter', array( $this, 'amp_dropdowns' ), 10, 2 );
add_filter(
'neve_woocommerce_sidebar_filter_btn_data_attrs',
array(
$this,
'add_woo_sidebar_filter_btn_attrs',
)
);
add_filter(
'neve_filter_sidebar_close_button_data_attrs',
array(
$this,
'sidebar_close_button_attrs',
),
10,
2
);
add_filter( 'walker_nav_menu_start_el', array( $this, 'wrap_content' ), 10, 4 );
add_filter( 'neve_sidebar_data_attrs', array( $this, 'add_woo_sidebar_attrs' ), 10, 2 );
add_filter( 'neve_search_menu_item_filter', array( $this, 'add_search_menu_item_attrs' ), 10, 2 );
add_action( 'neve_after_header_hook', array( $this, 'render_amp_states' ) );
add_filter( 'neve_nav_toggle_data_attrs', array( $this, 'add_nav_toggle_attrs' ) );
/**
* Add infinite scroll for amp.
*/
$this->maybe_add_amp_infinite_scroll();
}
/**
* Register amp bootstrap hook.
*/
public function init() {
add_action( 'wp', array( $this, 'register_hooks' ) );
}
/**
* Wrap the content of the menu items in case of AMP.
*
* @param string $item_output item markup.
* @param object $item item information.
* @param int $depth item depth.
* @param object $args menu args.
* @return string
*/
public function wrap_content( $item_output, $item, $depth, $args ) {
if ( ! neve_is_amp() ) {
return $item_output;
}
if ( strpos( $args->menu_id, 'nv-primary-navigation' ) === false ) {
return $item_output;
}
if ( ! in_array( 'menu-item-has-children', $item->classes, true ) ) {
return $item_output;
}
if ( strpos( $item_output, 'has-caret' ) > -1 ) {
return $item_output;
}
$caret = '<div class="caret-wrap ' . $item->menu_order . '">';
$caret .= '<span class="caret"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M207.029 381.476L12.686 187.132c-9.373-9.373-9.373-24.569 0-33.941l22.667-22.667c9.357-9.357 24.522-9.375 33.901-.04L224 284.505l154.745-154.021c9.379-9.335 24.544-9.317 33.901.04l22.667 22.667c9.373 9.373 9.373 24.569 0 33.941L240.971 381.476c-9.373 9.372-24.569 9.372-33.942 0z"/></svg></span>';
$caret .= '</div>';
$item_output = '<div class="has-caret amp">' . $item_output . $caret . '</div>';
// Filter that is used for AMP proper event integration.
$item_output = apply_filters( 'neve_caret_wrap_filter', $item_output, $item->menu_order );
return $item_output;
}
/**
* Add amp parameters for menu child search icon.
*
* @param string $input input string.
* @param int $instance instance number of nav menu.
* @return string
*/
public function add_search_menu_item_attrs( $input, $instance ) {
return $input . ' on="tap:nv-menu-item-search-' . $instance . '.toggleClass(class=\'active\')" ';
}
/**
* Add amp states to the dom.
*/
public function render_amp_states() {
echo '<amp-state id="nvAmpMenuExpanded">';
echo '<script type="application/json">false</script>';
echo '</amp-state>';
echo '<amp-state id="nvAmpWooSidebarExpanded">';
echo '<script type="application/json">false</script>';
echo '</amp-state>';
}
/**
* Add the nav toggle data attributes.
*
* @return string
*/
public function add_nav_toggle_attrs( $input = '' ) {
$input = ' on="tap:neve_body.toggleClass(class=\'is-menu-sidebar\'),AMP.setState( { nvAmpMenuExpanded: ! nvAmpMenuExpanded } )" ';
$input .= ' role="button" ';
$input .= ' aria-expanded="false" ';
$input .= ' [aria-expanded]="nvAmpMenuExpanded ? \'true\' : \'false\'" ';
return $input;
}
/**
* Add filter button amp attrs.
*
* @param string $input input.
*
* @return string
*/
public function add_woo_sidebar_filter_btn_attrs( $input ) {
$input .= ' on="tap:AMP.setState( { nvAmpWooSidebarExpanded: true } )" ';
$input .= ' role="button" ';
$input .= ' ';
return $input;
}
/**
* Add woo sidebar amp attrs.
*
* @param string $input input.
* @param string $slug sidebar slug.
*
* @return string
*/
public function add_woo_sidebar_attrs( $input, $slug ) {
if ( $slug !== 'shop-sidebar' ) {
return $input;
}
$input .= ' [class]="\'nv-sidebar-wrap col-sm-12 left shop-sidebar \' + ( nvAmpWooSidebarExpanded ? \'sidebar-open\' : \'\' )" ';
$input .= ' aria-expanded="false" [aria-expanded]="nvAmpWooSidebarExpanded ? \'true\' : \'false\'" ';
return $input;
}
/**
* Add amp attributes to sidebar close button.
*
* @param string $input empty string.
* @param string $slug sidebar slug.
*
* @return string
*/
public function sidebar_close_button_attrs( $input, $slug ) {
if ( $slug !== 'shop-sidebar' ) {
return $input;
}
$input .= ' on="tap:AMP.setState( { nvAmpWooSidebarExpanded: false } )" ';
$input .= ' role="button" ';
$input .= ' ';
return $input;
}
/**
* Implement AMP integration on drop-downs.
*
* @param string $output the output.
* @param string $id menu item order.
*
* @return mixed
*/
public function amp_dropdowns( $output, $id ) {
// Generate a unique id for drop-down items.
$state = 'neveMenuItemExpanded' . $id;
$attrs = '';
$amp_caret = '';
$caret = '<span class="caret"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 448 512"><path d="M207.029 381.476L12.686 187.132c-9.373-9.373-9.373-24.569 0-33.941l22.667-22.667c9.357-9.357 24.522-9.375 33.901-.04L224 284.505l154.745-154.021c9.379-9.335 24.544-9.317 33.901.04l22.667 22.667c9.373 9.373 9.373 24.569 0 33.941L240.971 381.476c-9.373 9.372-24.569 9.372-33.942 0z"/></svg></span>';
$attrs .= '<div class="has-caret amp" [class]="\'has-caret amp\' + ( ' . $state . ' ? \' dropdown-open\' : \'\')">';
$attrs .= '<amp-state id="' . $state . '"><script type="application/json">false</script></amp-state>';
$amp_caret .= '<div class="caret-wrap amp-desktop-caret-wrap">' . $caret . '</div>';
$amp_caret .= '<div class="caret-wrap amp-caret-wrap"';
$amp_caret .= ' on="tap:AMP.setState( { ' . $state . ': ! ' . $state . ' } )"';
$amp_caret .= ' role="button" ';
$amp_caret .= ' aria-expanded="false" ';
$amp_caret .= ' [aria-expanded]="' . $state . ' ? \'true\' : \'false\'">' . $caret . '</div>';
$output = str_replace( '<div class="has-caret amp">', $attrs, $output );
$output = str_replace( $caret, $amp_caret, $output );
return $output;
}
/**
* Try to add amp infinite scroll.
*
* @return bool
*/
private function maybe_add_amp_infinite_scroll() {
if ( ! $this->should_display_infinite_scroll() ) {
return false;
}
add_action( 'wp_head', [ $this, 'add_amp_experiments' ], 1 );
remove_all_actions( 'neve_do_pagination' );
add_action( 'neve_before_footer_hook', [ $this, 'wrap_footer_before' ] );
add_action( 'neve_after_footer_hook', [ $this, 'wrap_footer_after' ] );
return true;
}
/**
* Check if it's blog post index.
*
* @return bool
*/
private function is_blog_page() {
global $post;
$post_type = get_post_type( $post );
return ( $post_type === 'post' ) && ( is_home() || is_archive() );
}
/**
* Decide if amp infinite scroll should work.
*
* @return bool
*/
public function should_display_infinite_scroll() {
if ( ! $this->is_blog_page() ) {
return false;
}
if ( $this->blog_has_sidebar() ) {
return false;
}
$pagination_type = get_theme_mod( 'neve_pagination_type', 'number' );
if ( $pagination_type !== 'infinite' ) {
return false;
}
$has_pagination = ! empty( get_the_posts_pagination() );
if ( ! $has_pagination ) {
return false;
}
return true;
}
/**
* Amp experiments for infinite scroll feature.
*/
public function add_amp_experiments() {
echo '<meta name="amp-experiments-opt-in" content="amp-next-page">';
}
/**
* Check if blog has sidebar.
*
* @return bool
*/
public function blog_has_sidebar() {
$option = 'neve_default_sidebar_layout';
$advanced_options = get_theme_mod( 'neve_advanced_layout_options', false );
if ( $advanced_options !== false ) {
$option = 'neve_blog_archive_sidebar_layout';
}
return apply_filters( 'neve_sidebar_position', get_theme_mod( $option, 'right' ) ) !== 'full-width';
}
/**
* Before footer pagination tags.
*/
public function wrap_footer_before() {
$amp_pagination_data = $this->get_amp_pagination_data();
if ( ! is_paged() ) {
echo '<amp-next-page>';
echo '<script type="application/json">';
echo wp_json_encode( $amp_pagination_data );
echo '</script>';
echo '<div footer>';
} else {
$links = paginate_links( array( 'type' => 'list' ) );
$links = str_replace(
array( '<a class="prev', '<a class="next' ),
array(
'<a rel="prev" class="prev',
'<a rel="next" class="next',
),
$links
);
echo '<div class="nv-index-posts" next-page-hide>';
echo wp_kses_post( $links );
echo '</div>';
}
}
/**
* After footer pagination tags.
*/
public function wrap_footer_after() {
if ( ! is_paged() ) {
echo '</div>';
echo '</amp-next-page>';
}
}
/**
* Get pagination data for amp-next-page
*
* @return array
*/
private function get_amp_pagination_data() {
$amp_pagination = [];
$pagination = paginate_links(
[
'show_all' => true,
'prev_next' => false,
'type' => 'array',
]
);
foreach ( $pagination as $page ) {
preg_match( '#<a.+?href="(.+?)">(.+?)</a>#s', $page, $matches );
if ( empty( $matches ) ) {
continue;
}
$url = html_entity_decode( $matches[1] );
$page = html_entity_decode( $matches[2] );
$image = get_site_icon_url();
$amp_pagination[] = [
'url' => $url,
'title' => get_bloginfo( 'name' ) . ' - ' . __( 'Page', 'neve' ) . ' ' . $page . ' - ' . get_bloginfo( 'description' ),
'image' => $image,
];
}
return $amp_pagination;
}
}
Zerion Mini Shell 1.0