* @license GPL-3.0+
* @link https://anspress.io
* @copyright 2014 Rahul Aryan
*/
// If this file is called directly, abort.
if ( ! defined( 'WPINC' ) ) {
die;
}
/**
* Holds all hooks related to frontend layout/theme
*/
class AnsPress_Theme {
/**
* Function get called on init
*/
public static function init_actions() {
// Register anspress shortcode.
add_shortcode( 'anspress', array( AnsPress_BasePage_Shortcode::get_instance(), 'anspress_sc' ) );
// Register question shortcode.
add_shortcode( 'question', array( AnsPress_Question_Shortcode::get_instance(), 'anspress_question_sc' ) );
}
/**
* AnsPress theme function as like WordPress theme function.
*
* @return void
*/
public static function includes_theme() {
require_once ap_get_theme_location( 'functions.php' );
}
/**
* Add answer-seleted class in post_class.
*
* @param array $classes Post class attribute.
* @return array
* @since 2.0.1
* @since 4.1.8 Fixes #426: Undefined property `post_type`.
*/
public static function question_answer_post_class( $classes ) {
global $post;
if ( ! $post ) {
return $classes;
}
if ( 'question' === $post->post_type ) {
if ( ap_have_answer_selected( $post->ID ) ) {
$classes[] = 'answer-selected';
}
if ( ap_is_featured_question( $post->ID ) ) {
$classes[] = 'featured-question';
}
$classes[] = 'answer-count-' . ap_get_answers_count();
} elseif ( 'answer' === $post->post_type ) {
if ( ap_is_selected( $post->ID ) ) {
$classes[] = 'best-answer';
}
if ( ! ap_user_can_read_answer( $post ) ) {
$classes[] = 'no-permission';
}
}
return $classes;
}
/**
* Add anspress classes to body.
*
* @param array $classes Body class attribute.
* @return array
* @since 2.0.1
*/
public static function body_class( $classes ) {
// Add anspress class to body.
if ( is_anspress() ) {
$classes[] = 'anspress-content';
$classes[] = 'ap-page-' . ap_current_page();
}
return $classes;
}
/**
* Filter wp_title.
*
* @param string $title WP page title.
* @return string
* @since 4.1.1 Do not override title of all pages except single question.
*/
public static function ap_title( $title ) {
if ( is_anspress() ) {
remove_filter( 'wp_title', [ __CLASS__, 'ap_title' ] );
if ( is_question() ) {
return ap_question_title_with_solved_prefix() . ' | ';
}
}
return $title;
}
/**
* Filter the_title().
*
* @param string $title Current page/post title.
* @param string $id Post ID.
* @return string
* @deprecated 4.1.1
*/
public static function the_title( $title, $id = null ) {
_deprecated_function( __FUNCTION__, '4.1.1' );
if ( ap_opt( 'base_page' ) == $id ) { // WPCS: loose comparison ok.
remove_filter( 'the_title', [ __CLASS__, 'the_title' ] );
return ap_page_title();
}
return $title;
}
/**
* Add default before body sidebar in AnsPress contents
*/
public static function ap_before_html_body() {
if ( is_user_logged_in() ) {
$current_user = wp_get_current_user();
$data = wp_json_encode(
array(
'user_login' => $current_user->data->user_login,
'display_name' => $current_user->data->display_name,
'user_email' => $current_user->data->user_email,
'avatar' => get_avatar( $current_user->ID ),
)
);
?>
';
echo '';
}
}
/**
* Ajax callback for post actions dropdown.
*
* @since 3.0.0
*/
public static function post_actions() {
$post_id = (int) ap_sanitize_unslash( 'post_id', 'r' );
if ( ! check_ajax_referer( 'post-actions-' . $post_id, 'nonce', false ) || ! is_user_logged_in() ) {
ap_ajax_json( 'something_wrong' );
}
ap_ajax_json(
[
'success' => true,
'actions' => ap_post_actions( $post_id ),
]
);
}
/**
* Shows lists of attachments of a question
*/
public static function question_attachments() {
if ( ap_have_attach() ) {
include ap_get_theme_location( 'attachments.php' );
}
}
/**
* Check if anspress.php file exists in theme. If exists
* then load this template for AnsPress.
*
* @param string $template Template.
* @return string
* @since 3.0.0
* @since 4.1.0 Give priority to page templates and then anspress.php and lastly fallback to page.php.
* @since 4.1.1 Load single question template if exists.
*/
public static function anspress_basepage_template( $template ) {
if ( is_anspress() ) {
$templates = [ 'anspress.php', 'page.php', 'singular.php', 'index.php' ];
if ( is_page() ) {
$_post = get_queried_object();
array_unshift( $templates, 'page-' . $_post->ID . '.php' );
array_unshift( $templates, 'page-' . $_post->post_name . '.php' );
$page_template = get_post_meta( $_post->ID, '_wp_page_template', true );
if ( ! empty( $page_template ) && 'default' !== $page_template ) {
array_unshift( $templates, $page_template );
}
} elseif ( is_single() ) {
$_post = get_queried_object();
array_unshift( $templates, 'single-' . $_post->ID . '.php' );
array_unshift( $templates, 'single-' . $_post->post_name . '.php' );
array_unshift( $templates, 'single-' . $_post->post_type . '.php' );
} elseif ( is_tax() ) {
$_term = get_queried_object();
$term_type = str_replace( 'question_', '', $_term->taxonomy );
array_unshift( $templates, 'anspress-' . $term_type . '.php' );
}
$new_template = locate_template( $templates );
if ( '' !== $new_template ) {
return $new_template;
}
}
return $template;
}
/**
* Return comment open as false in single question page. So that
* theme won't render comments again.
*
* @global $question_rendered
* @param boolean $ret Return.
* @return boolean
*
* @since 4.1.0
*/
public static function single_question_comment_disable( $ret ) {
global $question_rendered;
if ( true === $question_rendered && is_singular( 'question' ) ) {
return false;
}
return $ret;
}
/**
* Generate question excerpt if there is not any already.
*
* @param string $excerpt Default excerpt.
* @param object|null $post WP_Post object.
* @return string
* @since 4.1.0
*/
public static function get_the_excerpt( $excerpt, $post = null ) {
$post = get_post( $post );
if ( 'question' === $post->post_type ) {
if ( get_query_var( 'answer_id' ) ) {
$post = ap_get_post( get_query_var( 'answer_id' ) );
}
// Check if excerpt exists.
if ( ! empty( $post->post_excerpt ) ) {
return $post->post_excerpt;
}
$excerpt_length = apply_filters( 'excerpt_length', 55 );
$excerpt_more = apply_filters( 'excerpt_more', ' ' . '[…]' );
return wp_trim_words( $post->post_content, $excerpt_length, $excerpt_more );
}
return $excerpt;
}
/**
* Remove hentry class from question, answers and main pages .
*
* @param array $post_classes Post classes.
* @param array $class An array of additional classes added to the post.
* @param integer $post_id Post ID.
* @return array
* @since 4.1.0
*/
public static function remove_hentry_class( $post_classes, $class, $post_id ) {
$_post = ap_get_post( $post_id );
if ( $_post && ( in_array( $_post->post_type, [ 'answer', 'question' ], true ) || in_array( $_post->ID, ap_main_pages_id() ) ) ) {
return array_diff( $post_classes, [ 'hentry' ] );
}
return $post_classes;
}
/**
* Callback for showing content below question and answer.
*
* @return void
* @since 4.1.2
*/
public static function after_question_content() {
echo ap_post_status_badge(); // xss safe.
$_post = ap_get_post();
$activity = ap_recent_activity( null, false );
if ( ! empty( $activity ) ) {
echo '' . $activity . '
';
}
}
}