Can get a user membership

RestControllers/GroupsController.php

@@ -412,6 +412,30 @@ class GroupsController {
 		return array("success" => "The response to the request has been successfully saved!");
 	}
 
+	/**
+	 * Get information about a membership
+	 * 
+	 * @url POST /groups/get_membership
+	 */
+	public function getMembership() : array {
+
+		//Get the ID of the target group
+		$groupID = getPostGroupIdWithAccess("groupID", GroupInfo::MODERATOR_ACCESS);
+
+		//Get user ID
+		$userID = getPostUserID("userID");
+
+		//Check if the user has a membership or not
+		if(!components()->groups->hasMembership($userID, $groupID))
+			Rest_fatal_error(404, "Specified user does not have any membership in this group!");
+
+		//Get user membership
+		$membership = components()->groups->getMembership($userID, $groupID);
+
+		//Parse and return result
+		return self::GroupMemberToAPI($membership);
+	}
+
 	/**
 	 * Parse a GroupInfo object into an array for the API
 	 * 

classes/components/GroupsComponent.php

@@ -240,7 +240,7 @@ class GroupsComponent {
 	 * @param int $groupID The ID of the target group
 	 * @return bool TRUE if the database includes a membership for the user / FALSE else
 	 */
-	private function hasMembership(int $userID, int $groupID) : bool {
+	public function hasMembership(int $userID, int $groupID) : bool {
 		return db()->count(
 			self::GROUPS_MEMBERS_TABLE,
 			"WHERE groups_id = ? AND user_id = ?", 
@@ -375,6 +375,28 @@ class GroupsComponent {
 		return $results[0]["level"];
 	}
 
+	/**
+	 * Get information the membership of a user over a group
+	 * 
+	 * @param int $userID The ID of the target user
+	 * @param int $groupID The ID of the target group
+	 * @param GroupMember User membership
+	 */
+	public function getMembership(int $userID, int $groupID) : GroupMember {
+		//Fetch the database to get membership
+		$results = db()->select(
+			self::GROUPS_MEMBERS_TABLE,
+			"WHERE groups_id = ? AND user_id = ?",
+			array($groupID, $userID)
+		);
+
+		//Check for results
+		if(count($results) < 0)
+			return new GroupMember(); //Invalid object
+		
+		return $this->dbToGroupMember($results[0]);
+	}
+
 	/**
 	 * Check whether a user is an administrator of a group
 	 * or not