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| Dir : /home/trave494/bettingbin.com/wp-content/plugins/jetpack_bkp/modules/comments/base.php |
<?php
/**
* All the code shared between WP.com Highlander and Jetpack Highlander
*/
class Highlander_Comments_Base {
function __construct() {
$this->setup_globals();
$this->setup_actions();
$this->setup_filters();
}
/**
* Set any global variables or class variables
* @since JetpackComments (1.4)
*/
protected function setup_globals() {}
/**
* Setup actions for methods in this class
* @since JetpackComments (1.4)
*/
protected function setup_actions() {
// Before a comment is posted
add_action( 'pre_comment_on_post', array( $this, 'allow_logged_out_user_to_comment_as_external' ) );
// After a comment is posted
add_action( 'comment_post', array( $this, 'set_comment_cookies' ) );
}
/**
* Setup filters for methods in this class
* @since JetpackComments (1.4)
*/
protected function setup_filters() {
add_filter( 'comments_array', array( $this, 'comments_array' ) );
add_filter( 'preprocess_comment', array( $this, 'allow_logged_in_user_to_comment_as_guest' ), 0 );
}
/**
* Is this a Highlander POST request?
* Optionally restrict to one or more credentials slug (facebook, twitter, ...)
*
* @param string Comment credentials slug
* @param ...
* @return false|string false if it's not a Highlander POST request. The matching credentials slug if it is.
*/
function is_highlander_comment_post( ...$args ) {
if ( empty( $_POST['hc_post_as'] ) ) {
return false;
}
if ( $args ) {
foreach ( $args as $id_source ) {
if ( $id_source === $_POST['hc_post_as'] ) {
return $id_source;
}
}
return false;
}
return is_string( $_POST['hc_post_as'] ) && in_array( $_POST['hc_post_as'], $this->id_sources ) ? $_POST['hc_post_as'] : false;
}
/**
* Signs an array of scalars with the self-hosted blog's Jetpack Token
*
* @param array $parameters
* @param string $key
* @return string HMAC
*/
static function sign_remote_comment_parameters( $parameters, $key ) {
unset(
$parameters['sig'], // Don't sign the signature
$parameters['replytocom'] // This parameter is unsigned - it changes dynamically as the comment form moves from parent comment to parent comment
);
ksort( $parameters );
$signing = array();
foreach ( $parameters as $k => $v ) {
if ( ! is_scalar( $v ) ) {
return new WP_Error( 'invalid_input', __( 'Invalid request', 'jetpack' ), array( 'status' => 400 ) );
}
$signing[] = "{$k}={$v}";
}
return hash_hmac( 'sha1', implode( ':', $signing ), $key );
}
/*
* After commenting as a guest while logged in, the user needs to see both:
*
* ( user_id = blah AND comment_approved = 0 )
* and
* ( comment_author_email = blah AND comment_approved = 0 )
*
* Core only does the first since the user is logged in.
*
* Add the second to the comments array.
*/
function comments_array( $comments ) {
global $wpdb, $post;
$commenter = $this->get_current_commenter();
if ( ! $commenter['user_id'] ) {
return $comments;
}
if ( ! $commenter['comment_author'] ) {
return $comments;
}
$in_moderation_comments = $wpdb->get_results(
$wpdb->prepare(
"SELECT * FROM `$wpdb->comments` WHERE `comment_post_ID` = %d AND `user_id` = 0 AND `comment_author` = %s AND `comment_author_email` = %s AND `comment_approved` = '0' ORDER BY `comment_date_gmt` /* Highlander_Comments_Base::comments_array() */",
$post->ID,
wp_specialchars_decode( $commenter['comment_author'], ENT_QUOTES ),
$commenter['comment_author_email']
)
);
if ( ! $in_moderation_comments ) {
return $comments;
}
// @todo ZOMG this is a bad idea
$comments = array_merge( $comments, $in_moderation_comments );
usort( $comments, array( $this, 'sort_comments_by_comment_date_gmt' ) );
return $comments;
}
/**
* Comment sort comparator: comment_date_gmt
*
* @since JetpackComments (1.4)
* @param object $a
* @param object $b
* @return int
*/
public function sort_comments_by_comment_date_gmt( $a, $b ) {
if ( $a->comment_date_gmt == $b->comment_date_gmt ) {
return 0;
}
return $a->comment_date_gmt < $b->comment_date_gmt ? -1 : 1;
}
/**
* Get the current commenter's information from their cookie
*
* @since JetpackComments (1.4)
* @return array Commenters information from cookie
*/
protected function get_current_commenter() {
// Defaults
$user_id = 0;
$comment_author = '';
$comment_author_email = '';
$comment_author_url = '';
if ( isset( $_COOKIE[ 'comment_author_' . COOKIEHASH ] ) ) {
$comment_author = $_COOKIE[ 'comment_author_' . COOKIEHASH ];
}
if ( isset( $_COOKIE[ 'comment_author_email_' . COOKIEHASH ] ) ) {
$comment_author_email = $_COOKIE[ 'comment_author_email_' . COOKIEHASH ];
}
if ( isset( $_COOKIE[ 'comment_author_url_' . COOKIEHASH ] ) ) {
$comment_author_url = $_COOKIE[ 'comment_author_url_' . COOKIEHASH ];
}
if ( is_user_logged_in() ) {
$user = wp_get_current_user();
$user_id = $user->ID;
}
return compact( 'comment_author', 'comment_author_email', 'comment_author_url', 'user_id' );
}
/**
* Allows a logged out user to leave a comment as a facebook or twitter credentialed user.
* Overrides WordPress' core comment_registration option to treat these commenters as "registered" (verified) users.
*
* @since JetpackComments (1.4)
* @return If no
*/
function allow_logged_out_user_to_comment_as_external() {
if ( ! $this->is_highlander_comment_post( 'facebook', 'twitter', 'googleplus' ) ) {
return;
}
add_filter( 'pre_option_comment_registration', '__return_zero' );
}
/**
* Allow a logged in user to post as a guest, FB, or twitter credentialed request.
* Bypasses WordPress' core overrides that force a logged in user to comment as that user.
* Respects comment_registration option.
*
* @since JetpackComments (1.4)
* @param array $comment_data
* @return int
*/
function allow_logged_in_user_to_comment_as_guest( $comment_data ) {
// Bail if user registration is allowed
if ( get_option( 'comment_registration' ) ) {
return $comment_data;
}
// Bail if user is not logged in or not a post request
if ( 'POST' != strtoupper( $_SERVER['REQUEST_METHOD'] ) || ! is_user_logged_in() ) {
return $comment_data;
}
// Bail if this is not a guest or external service credentialed request
if ( ! $this->is_highlander_comment_post( 'guest', 'facebook', 'twitter', 'googleplus' ) ) {
return $comment_data;
}
$user = wp_get_current_user();
foreach ( array(
'comment_author' => 'display_name',
'comment_author_email' => 'user_email',
'comment_author_url' => 'user_url',
) as $comment_field => $user_field ) {
if ( $comment_data[ $comment_field ] != addslashes( $user->$user_field ) ) {
return $comment_data; // some other plugin already did something funky
}
}
if ( get_option( 'require_name_email' ) ) {
if ( 6 > strlen( $_POST['email'] ) || empty( $_POST['author'] ) ) {
wp_die( __( 'Error: please fill the required fields (name, email).', 'jetpack' ), 400 );
} elseif ( ! is_email( $_POST['email'] ) ) {
wp_die( __( 'Error: please enter a valid email address.', 'jetpack' ), 400 );
}
}
$author_change = false;
foreach ( array(
'comment_author' => 'author',
'comment_author_email' => 'email',
'comment_author_url' => 'url',
) as $comment_field => $post_field ) {
if ( $comment_data[ $comment_field ] != $_POST[ $post_field ] && 'url' != $post_field ) {
$author_change = true;
}
$comment_data[ $comment_field ] = $_POST[ $post_field ];
}
// Mark as guest comment if name or email were changed
if ( $author_change ) {
$comment_data['user_id'] = $comment_data['user_ID'] = 0;
}
return $comment_data;
}
/**
* Set the comment cookies or bail if comment is invalid
*
* @since JetpackComments (1.4)
* @param type $comment_id
* @return If comment is invalid
*/
public function set_comment_cookies( $comment_id ) {
// Get comment and bail if it's invalid somehow
$comment = get_comment( $comment_id );
if ( empty( $comment ) || is_wp_error( $comment ) ) {
return;
}
$id_source = $this->is_highlander_comment_post();
if ( empty( $id_source ) ) {
return;
}
// Set comment author cookies
// phpcs:ignore WordPress.WP.CapitalPDangit
if ( ( 'wordpress' != $id_source ) && is_user_logged_in() ) {
/** This filter is already documented in core/wp-includes/comment-functions.php */
$comment_cookie_lifetime = apply_filters( 'comment_cookie_lifetime', 30000000 );
setcookie( 'comment_author_' . COOKIEHASH, $comment->comment_author, time() + $comment_cookie_lifetime, COOKIEPATH, COOKIE_DOMAIN );
setcookie( 'comment_author_email_' . COOKIEHASH, $comment->comment_author_email, time() + $comment_cookie_lifetime, COOKIEPATH, COOKIE_DOMAIN );
setcookie( 'comment_author_url_' . COOKIEHASH, esc_url( $comment->comment_author_url ), time() + $comment_cookie_lifetime, COOKIEPATH, COOKIE_DOMAIN );
}
}
/**
* Get an avatar from Photon
*
* @since JetpackComments (1.4)
* @param string $url
* @param int $size
* @return string
*/
protected function photon_avatar( $url, $size ) {
$size = (int) $size;
return jetpack_photon_url( $url, array( 'resize' => "$size,$size" ) );
}
}