Fix incorrect calls to record_exists_select()

Bug 1399464: $values param must be an array

Change-Id: Ia865e42641830400fffeb3950f6cbe4fbed7ccbb
Signed-off-by: Son Nguyen <son.nguyen@catalyst.net.nz>

htdocs/account/index.php

@@ -155,7 +155,7 @@ function accountprefs_validate(Pieform $form, $values) {
         if (!AuthInternal::is_username_valid($values['username'])) {
             $form->set_error('username', get_string('usernameinvalidform', 'auth.internal'));
         }
-        if (!$form->get_error('username') && record_exists_select('usr', 'LOWER(username) = ?', strtolower($values['username']))) {
+        if (!$form->get_error('username') && record_exists_select('usr', 'LOWER(username) = ?', array(strtolower($values['username'])))) {
             $form->set_error('username', get_string('usernamealreadytaken', 'auth.internal'));
         }
     }

htdocs/admin/users/add.php

@@ -194,7 +194,7 @@ function adduser_validate(Pieform $form, $values) {
             $form->set_error('username', get_string('usernameinvalidform', 'auth.internal'));
         }
     }
-    if (!$form->get_error('username') && record_exists_select('usr', 'LOWER(username) = ?', strtolower($username))) {
+    if (!$form->get_error('username') && record_exists_select('usr', 'LOWER(username) = ?', array(strtolower($username)))) {
         $form->set_error('username', get_string('usernamealreadytaken', 'auth.internal'));
     }
 

htdocs/admin/users/edit.php

@@ -287,7 +287,7 @@ function edituser_site_validate(Pieform $form, $values) {
                 }
             }
 
-            if (!$form->get_error('username') && record_exists_select('usr', 'LOWER(username) = ?', strtolower($values['username']))) {
+            if (!$form->get_error('username') && record_exists_select('usr', 'LOWER(username) = ?', array(strtolower($values['username'])))) {
                 $form->set_error('username', get_string('usernamealreadytaken', 'auth.internal'));
             }
         }

htdocs/admin/users/uploadcsv.php

@@ -309,7 +309,7 @@ function uploadcsv_validate(Pieform $form, $values) {
             $csverrors->add($i, get_string('uploadcsverroruseralreadyexists', 'admin', $i, $username));
         }
         else {
-            if (!$values['updateusers'] && record_exists_select('usr', 'LOWER(username) = ?', strtolower($username))) {
+            if (!$values['updateusers'] && record_exists_select('usr', 'LOWER(username) = ?', array(strtolower($username)))) {
                 $csverrors->add($i, get_string('uploadcsverroruseralreadyexists', 'admin', $i, $username));
             }
             $usernames[strtolower($username)] = array(

htdocs/auth/lib.php

@@ -975,7 +975,7 @@ function requiredfields_validate(Pieform $form, $values) {
             if (!AuthInternal::is_username_valid($values['username'])) {
                 $form->set_error('username', get_string('usernameinvalidform', 'auth.internal'));
             }
-            if (!$form->get_error('username') && record_exists_select('usr', 'LOWER(username) = ?', strtolower($values['username']))) {
+            if (!$form->get_error('username') && record_exists_select('usr', 'LOWER(username) = ?', array(strtolower($values['username'])))) {
                 $form->set_error('username', get_string('usernamealreadytaken', 'auth.internal'));
             }
         }