Added WS list users functionalities

classes/datalayer/UserDAO.php

@@ -61,6 +61,13 @@ interface UserDAO {
      */
     function searchUser($searchText);
 
+    /**
+     * Retrieve a list of all users having given identifiers.
+     * @param array $identifiers
+     * @return array
+     */
+    function getUsers(array $identifiers): array;
+
     /**
      * Perform a join request.
      * @param type $userId1 the user that will receive all identities

classes/datalayer/mysql/MySQLUserDAO.php

@@ -174,6 +174,47 @@ class MySQLUserDAO extends BaseMySQLDAO implements UserDAO {
         $stmt->bindParam(':surname', $searchParam);
         $stmt->bindParam(':namesurname', $searchParam);
 
+        return $this->getUsersListFromStatement($stmt);
+    }
+
+    public function getUsers(array $identifiers): array {
+
+        if (count($identifiers) === 0) {
+            return [];
+        }
+
+        $dbh = $this->getDBHandler();
+
+        $query = "SELECT `user_id`, (u.`primary_identity` = i.`id`) AS `primary`,"
+                . " i.`id`, `type`, `typed_id`, `email`, `name`, `surname`, `institution`, `eppn`"
+                . " FROM identity i"
+                . " JOIN `user` u on u.id = i.user_id"
+                . " WHERE i.user_id IN (";
+
+        $first = true;
+        foreach ($identifiers as $id) {
+            if (!$first) {
+                $query .= ',';
+            }
+            $query .= ':id_' . $id;
+            if ($first) {
+                $first = !$first;
+            }
+        }
+
+        $query .= ')';
+
+        $stmt = $dbh->prepare($query);
+
+        foreach ($identifiers as $id) {
+            $stmt->bindParam(':id_' . $id, $id);
+        }
+
+        return $this->getUsersListFromStatement($stmt);
+    }
+
+    private function getUsersListFromStatement(\PDOStatement $stmt): array {
+
         $stmt->execute();
 
         $userMap = array();

include/rest-web-service.php

@@ -65,8 +65,17 @@ Flight::route('GET ' . $WS_PREFIX . '/user', function() {
     $locator->getOAuth2RequestHandler()->validateToken();
 
     $searchText = Flight::request()->query['search'];
-
+    if ($searchText !== null) {
         $users = $locator->getUserDAO()->searchUser($searchText);
+    } else {
+        $identifiers = Flight::request()->query['identifiers'];
+        if ($identifiers === null) {
+            throw new \RAP\BadRequestException("Missing identifiers parameters");
+        }
+        $identifiers = explode(',', $identifiers);
+        $users = $locator->getUserDAO()->getUsers($identifiers);
+    }
+
     Flight::json($users);
 });