<?php
/**
* Handles Comment Post to WordPress and prevents duplicate comment posting.
*
* @package WordPress
*/
if ( 'POST' !== $_SERVER['REQUEST_METHOD'] ) {
$protocol = $_SERVER['SERVER_PROTOCOL'];
if ( ! in_array( $protocol, array( 'HTTP/1.1', 'HTTP/2', 'HTTP/2.0', 'HTTP/3' ), true ) ) {
$protocol = 'HTTP/1.0';
}
header( 'Allow: POST' );
header( "$protocol 405 Method Not Allowed" );
header( 'Content-Type: text/plain' );
exit;
}
/** Sets up the WordPress Environment. */
require __DIR__ . '/wp-load.php';
nocache_headers();
$comment = wp_handle_comment_submission( wp_unslash( $_POST ) );
if ( is_wp_error( $comment ) ) {
$data = (int) $comment->get_error_data();
if ( ! empty( $data ) ) {
wp_die(
'<p>' . $comment->get_error_message() . '</p>',
__( 'Comment Submission Failure' ),
array(
'response' => $data,
'back_link' => true,
)
);
} else {
exit;
}
}
$user = wp_get_current_user();
$cookies_consent = ( isset( $_POST['wp-comment-cookies-consent'] ) );
/**
* Fires after comment cookies are set.
*
* @since 3.4.0
* @since 4.9.6 The `$cookies_consent` parameter was added.
*
* @param WP_Comment $comment Comment object.
* @param WP_User $user Comment author's user object. The user may not exist.
* @param bool $cookies_consent Comment author's consent to store cookies.
*/
do_action( 'set_comment_cookies', $comment, $user, $cookies_consent );
$location = empty( $_POST['redirect_to'] ) ? get_comment_link( $comment ) : $_POST['redirect_to'] . '#comment-' . $comment->comment_ID;
// If user didn't consent to cookies, add specific query arguments to display the awaiting moderation message.
if ( ! $cookies_consent && 'unapproved' === wp_get_comment_status( $comment ) && ! empty( $comment->comment_author_email ) ) {
$location = add_query_arg(
array(
'unapproved' => $comment->comment_ID,
'moderation-hash' => wp_hash( $comment->comment_date_gmt ),
),
$location
);
}
/**
* Filters the location URI to send the commenter after posting.
*
* @since 2.0.5
*
* @param string $location The 'redirect_to' URI sent via $_POST.
* @param WP_Comment $comment Comment object.
*/
$location = apply_filters( 'comment_post_redirect', $location, $comment );
wp_safe_redirect( $location );
exit;
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