virtual internal void Put(EventTrigger trigger, JSONObject action)
{
InitialiseSalt();
string contents = null;
try {
var json = new JSONObject()
{
{ "contents", action },
{ "hash", Convert.ToBase64String(GeneratedSaltedHash(
Encoding.UTF8.GetBytes(MiniJSON.Json.Serialize(action)),
salt)) }
};
contents = MiniJSON.Json.Serialize(json);
} catch (Exception e) {
Logger.LogWarning(string.Format(
"Unable to serialise action {0} due to {1}",
action,
e.Message));
return;
}
lock (LOCK) {
File.WriteAllText(location + trigger.GetCampaignId(), contents);
}
}
virtual internal void Remove(EventTrigger trigger)
{
lock (LOCK) {
var file = location + trigger.GetCampaignId();
if (File.Exists(file))
{
File.Delete(file);
}
}
}
virtual internal JSONObject Get(EventTrigger trigger)
{
string contents = null;
var file = location + trigger.GetCampaignId();
lock (LOCK) {
if (File.Exists(file))
{
contents = File.ReadAllText(file);
}
else
{
return(null);
}
}
try {
var json = MiniJSON.Json.Deserialize(contents) as JSONObject;
var action = json["contents"] as JSONObject;
var persistedHash = Convert.FromBase64String(json["hash"] as string);
var hash = GeneratedSaltedHash(
Encoding.UTF8.GetBytes(MiniJSON.Json.Serialize(action)),
salt);
if (!(persistedHash.Length == hash.Length &&
!persistedHash.Where((t, i) => t != hash[i]).Any()))
{
Logger.LogWarning("Mismatched hash for action " + contents);
File.Delete(file);
return(null);
}
return(action);
} catch (Exception e) {
Logger.LogWarning(string.Format(
"Unable to deserialise action {0} due to {1}",
contents,
e.Message));
return(null);
}
}