Replace x() by isset(), !empty() or defaults()

[friendica.git] / mod / dfrn_confirm.php

diff --git a/mod/dfrn_confirm.php b/mod/dfrn_confirm.php
index 48c8e32e5a431ff1a767c317f7cf1cc0f91b87f4..6f365c5315bf99aa3a35deaa08ea40fe1ca7bf7c 100644 (file)
--- a/mod/dfrn_confirm.php
+++ b/mod/dfrn_confirm.php
@@ -63,7 +63,7 @@ function dfrn_confirm_post(App $a, $handsfree = null)
         * this being a page type which supports automatic friend acceptance. That is also Scenario 1
         * since we are operating on behalf of our registered user to approve a friendship.
         */
-       if (!x($_POST, 'source_url')) {
+       if (empty($_POST['source_url'])) {
                $uid = defaults($handsfree, 'uid', local_user());
                if (!$uid) {
                        notice(L10n::t('Permission denied.') . EOL);
@@ -417,7 +417,7 @@ function dfrn_confirm_post(App $a, $handsfree = null)
         * In the section above where the confirming party makes a POST and
         * retrieves xml status information, they are communicating with the following code.
         */
-       if (x($_POST, 'source_url')) {
+       if (!empty($_POST['source_url'])) {
                // We are processing an external confirmation to an introduction created by our user.
                $public_key =         defaults($_POST, 'public_key', '');
                $dfrn_id    = hex2bin(defaults($_POST, 'dfrn_id'   , ''));
@@ -435,7 +435,7 @@ function dfrn_confirm_post(App $a, $handsfree = null)
 
                // If $aes_key is set, both of these items require unpacking from the hex transport encoding.
 
-               if (x($aes_key)) {
+               if (!empty($aes_key)) {
                        $aes_key = hex2bin($aes_key);
                        $public_key = hex2bin($public_key);
                }