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MDL-63850 core_message: prevent exception being thrown with empty array

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Mark Nelson 2018-11-02 14:03:50 +08:00
parent 308eb72448
commit 6981de1080
1 changed files with 5 additions and 0 deletions
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5
message/classes/helper.php
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@ -489,6 +489,11 @@ class helper {
public static function get_member_info(int $referenceuserid, array $userids) : array { public static function get_member_info(int $referenceuserid, array $userids) : array {
global $DB, $PAGE; global $DB, $PAGE;
// Prevent exception being thrown when array is empty.
if (empty($userids)) {
return [];
}
list($useridsql, $usersparams) = $DB->get_in_or_equal($userids); list($useridsql, $usersparams) = $DB->get_in_or_equal($userids);
$userfields = \user_picture::fields('u', array('lastaccess')); $userfields = \user_picture::fields('u', array('lastaccess'));
$userssql = "SELECT $userfields, u.deleted, mc.id AS contactid, mub.id AS blockedid $userssql = "SELECT $userfields, u.deleted, mc.id AS contactid, mub.id AS blockedid