AnsPress_Rewrite()
Description #
This class handle all rewrite rules and define query variable of anspress
Source #
File: includes/rewrite.php
class AnsPress_Rewrite {
/**
* Internal increment.
*
* @var int
*/
private static $counter = 1;
/**
* Filter global request array.
*
* @param array $request Request array.
* @return array
* @since 4.1.0
*/
public static function alter_the_query( $request ) {
if ( isset( $request['post_type'] ) && 'answer' === $request['post_type'] ) {
if ( ! empty( $request['feed'] ) ) {
unset( $request['question_id'] );
unset( $request['answer'] );
}
if ( isset( $request['embed'] ) && 'true' === $request['embed'] ) {
$request['p'] = $request['answer_id'];
}
}
return $request;
}
/**
* Register query vars
*
* @param array $query_vars Registered query variables.
* @return array
*
* @since 4.1.11 Fixed 'answer_id' is inserted twice.
*/
public static function query_var( $query_vars ) {
$query_vars[] = 'edit_post_id';
$query_vars[] = 'ap_nonce';
$query_vars[] = 'question_id';
$query_vars[] = 'answer_id';
$query_vars[] = 'answer';
$query_vars[] = 'ask';
$query_vars[] = 'ap_page';
$query_vars[] = 'qcat_id';
$query_vars[] = 'qcat';
$query_vars[] = 'qtag_id';
$query_vars[] = 'q_tag';
$query_vars[] = 'ap_s';
$query_vars[] = 'parent';
$query_vars[] = 'ap_user';
$query_vars[] = 'user_page';
$query_vars[] = 'ap_paged';
return $query_vars;
}
/**
* Generate rewrite rules for AnsPress.
*
* @return void
* @since 4.1.0
*/
public static function rewrite_rules() {
global $wp_rewrite;
$q_struct = AnsPress_PostTypes::question_perm_structure();
$rules = $wp_rewrite->generate_rewrite_rules( $q_struct->rule, EP_NONE, false, false, true );
$rule = key( $rules );
anspress()->question_rule = array(
'rule' => substr( $rule, 0, -3 ),
'rewrite' => reset( $rules ),
);
}
/**
* Rewrite rules.
*
* @return array
*/
public static function rewrites() {
global $wp_rewrite;
$rule = anspress()->question_rule['rule'];
$rewrite = anspress()->question_rule['rewrite'];
$all_rules = array();
$base_page_id = ap_opt( 'base_page' );
$slug_main = ap_base_page_slug();
$lang_rule = '';
$lang_rewrite = '';
// Support polylang permalink.
if ( function_exists( 'pll_languages_list' ) ) {
if ( ! empty( pll_languages_list() ) ) {
$lang_rule = '(' . implode( '|', pll_languages_list() ) . ')/';
$lang_rewrite = '&lang=$matches[#]';
}
}
$slug = $lang_rule . $slug_main . '/';
$base_page_id = $base_page_id . $lang_rewrite;
$answer_rewrite = str_replace( 'post_type=question', 'post_type=answer', $rewrite );
$answer_rewrite = str_replace( '&question=', '&question_slug=', $answer_rewrite );
$answer_rewrite = str_replace( '&p=', '&question_id=', $answer_rewrite );
$all_rules = array(
$slug . 'search/([^/]+)/page/?([0-9]{1,})/?$' => 'index.php?s=$matches[#]&paged=$matches[#]&post_type=question',
$slug . 'search/([^/]+)/?$' => 'index.php?s=$matches[#]&post_type=question',
$slug . 'edit/?$' => 'index.php?pagename=' . $slug_main . '&ap_page=edit',
$lang_rule . $rule . '/answer/([0-9]+)/(feed|rdf|rss|rss2|atom)/?$' => $lang_rewrite . $answer_rewrite . '&answer_id=$matches[#]&feed=$matches[#]',
$lang_rule . $rule . '/answer/([0-9]+)/embed/?$' => $lang_rewrite . $answer_rewrite . '&answer_id=$matches[#]&embed=true',
$lang_rule . $rule . '/answer/([0-9]+)/?$' => $lang_rewrite . $rewrite . '&answer_id=$matches[#]',
$lang_rule . $rule . '/page/?([0-9]{1,})/?$' => $lang_rewrite . $rewrite . '&ap_paged=$matches[#]',
$lang_rule . $rule . '/(feed|rdf|rss|rss2|atom)/?$' => $lang_rewrite . $rewrite . '&feed=$matches[#]',
$lang_rule . $rule . '/embed/?$' => $lang_rewrite . $rewrite . '&embed=true',
$lang_rule . $rule . '/?$' => $lang_rewrite . $rewrite,
);
/**
* Allows filtering AnsPress rewrite rules.
*
* @param array $all_rules Rewrite rules.
* @since 4.1.0
*/
$all_rules = apply_filters( 'ap_rewrites', $all_rules, $slug, $base_page_id );
$ap_rules = array();
foreach ( $all_rules as $r => $re ) {
$re = preg_replace( '/\\$([1-9]+)/', '$matches[#]', $re );
$re = preg_replace_callback( '/\#/', array( __CLASS__, 'incr_hash' ), $re );
$ap_rules[ $r ] = $re;
self::$counter = 1;
}
$front = ltrim( $wp_rewrite->front, '/' );
$wp_rewrite->rules = ap_array_insert_after( $wp_rewrite->rules, $front . 'type/([^/]+)/?$', $ap_rules );
return $wp_rewrite->rules;
}
/**
* Increment hash.
*
* @param array $matches Matches.
*/
public static function incr_hash( $matches ) { // phpcs:ignore Generic.CodeAnalysis.UnusedFunctionParameter.Found
return self::$counter++;
}
/**
* BuddyPress pagination fix.
*
* @param array $args Arguments.
* @return array
*
* @deprecated 4.4.0
*/
public static function bp_com_paged( $args ) {
_deprecated_function( __METHOD__, '4.4.0', 'AnsPress_Rewrite::pagination_fix()' );
return self::pagination_fix( $args );
}
/**
* Pagination fix.
*
* @param array $args Arguments.
* @return array
*/
public static function pagination_fix( $args ) {
/**
* Home page pagination fix,
* when the questions are directly used within the loop,
* i.e., without setting the static front page.
*
* @param array $args Arguments.
* @return array
*/
if ( is_front_page() && is_home() ) {
return preg_replace( '/page.([0-9]+).*/', '?page=$1', $args );
}
/**
* BuddyPress pagination fix.
*/
if ( function_exists( 'bp_current_component' ) ) {
$bp_com = bp_current_component();
if ( 'questions' === $bp_com || 'answers' === $bp_com ) {
return preg_replace( '/page.([0-9]+)./', '?paged=$1', $args );
}
}
return $args;
}
/**
* Push custom query args in `$wp`.
*
* @param object $wp WP query object.
*/
public static function add_query_var( $wp ) {
if ( ! empty( $wp->query_vars['ap_user'] ) ) {
$user = get_user_by( 'login', sanitize_text_field( urldecode( $wp->query_vars['ap_user'] ) ) );
if ( $user ) {
$wp->set_query_var( 'ap_user_id', (int) $user->ID );
} else {
global $wp_query;
$wp_query->set_404();
status_header( 404 );
get_template_part( 404 );
exit();
}
}
}
/**
* Handles shortlink redirects.
*
* @since unknown
* @since 4.1.6 Fixed: question and answer links are redirected to home.
*/
public static function shortlink() {
global $wp_query;
$page = get_query_var( 'ap_page' );
if ( empty( $page ) || 'shortlink' !== $page ) {
return;
}
$post_id = ap_isset_post_value( 'ap_q', ap_isset_post_value( 'ap_a', false ) );
$post_id = ap_isset_post_value( 'ap_p', $post_id );
// Post redirect.
if ( $post_id ) {
$permalink = get_permalink( $post_id );
wp_redirect( $permalink, 302 ); // phpcs:ignore WordPress.Security.SafeRedirect.wp_redirect_wp_redirect
exit;
}
// Comment redirect.
if ( ap_isset_post_value( 'ap_c', false ) ) {
$permalink = get_comment_link( ap_isset_post_value( 'ap_c' ) );
wp_redirect( $permalink, 302 ); // phpcs:ignore WordPress.Security.SafeRedirect.wp_redirect_wp_redirect
exit;
}
// User redirect.
if ( ap_isset_post_value( 'ap_u', false ) ) {
$permalink = ap_user_link( ap_isset_post_value( 'ap_u' ), ap_isset_post_value( 'sub' ) );
wp_redirect( $permalink, 302 ); // phpcs:ignore WordPress.Security.SafeRedirect.wp_redirect_wp_redirect
exit;
}
}
}
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