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Renamed 'trigger' to 'regex', arrays now allowed

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To have regex config be consistent with AutoMod.
This commit is contained in:
Noikoio 2017-09-05 10:53:11 -07:00
parent a40c115d87
commit 14a811062e
1 changed files with 46 additions and 14 deletions
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60
Feature/AutoRespond/ConfigItem.cs
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@ -2,6 +2,7 @@
using Newtonsoft.Json.Linq;
using Noikoio.RegexBot.ConfigItem;
using System;
using System.Collections.Generic;
using System.Text.RegularExpressions;
namespace Noikoio.RegexBot.Feature.AutoRespond
@ -14,14 +15,14 @@ namespace Noikoio.RegexBot.Feature.AutoRespond
public enum ResponseType { None, Exec, Reply }
string _label;
Regex _trigger;
IEnumerable<Regex> _regex;
ResponseType _rtype;
string _rbody; // response body
string _rbody;
private FilterList _filter;
private RateLimitCache _limit;
public string Label => _label;
public Regex Trigger => _trigger;
public IEnumerable<Regex> Regex => _regex;
public (ResponseType, string) Response => (_rtype, _rbody);
public FilterList Filter => _filter;
public RateLimitCache RateLimit => _limit;
@ -35,26 +36,48 @@ namespace Noikoio.RegexBot.Feature.AutoRespond
string errorpfx = $" in response definition for '{_label}'.";
// regex trigger
const string NoRegexError = "No regular expression patterns are defined";
var regexes = new List<Regex>();
const RegexOptions rxopts = RegexOptions.Compiled | RegexOptions.IgnoreCase | RegexOptions.Multiline;
string triggerstr = data["trigger"]?.Value<string>();
if (string.IsNullOrWhiteSpace(triggerstr))
throw new RuleImportException("Regular expression trigger is not defined" + errorpfx);
try
var rxconf = data["regex"];
if (rxconf == null) throw new RuleImportException(NoRegexError + errorpfx);
if (rxconf.Type == JTokenType.Array)
{
_trigger = new Regex(triggerstr, rxopts);
foreach (var input in rxconf.Values<string>())
{
try
{
Regex r = new Regex(input, rxopts);
regexes.Add(r);
}
catch (ArgumentException)
{
throw new RuleImportException(
$"Failed to parse regular expression pattern '{input}'{errorpfx}");
}
}
}
catch (ArgumentException ex)
else
{
throw new RuleImportException
("Failed to parse regular expression pattern" + errorpfx +
$" ({ex.GetType().Name}: {ex.Message})");
string rxstr = rxconf.Value<string>();
try
{
Regex r = new Regex(rxstr, rxopts);
regexes.Add(r);
}
catch (Exception ex) when (ex is ArgumentException || ex is NullReferenceException)
{
throw new RuleImportException(
$"Failed to parse regular expression pattern '{rxstr}'{errorpfx}");
}
}
_regex = regexes.ToArray();
// response - defined in either "exec" or "reply", but not both
_rbody = null;
_rtype = ResponseType.None;
// exec response ---
// exec response
string execstr = data["exec"]?.Value<string>();
if (!string.IsNullOrWhiteSpace(execstr))
{
@ -108,7 +131,16 @@ namespace Noikoio.RegexBot.Feature.AutoRespond
if (Filter.IsFiltered(m)) return false;
// Match check
if (!Trigger.IsMatch(m.Content)) return false;
bool matchFound = false;
foreach (var item in Regex)
{
if (item.IsMatch(m.Content))
{
matchFound = true;
break;
}
}
if (!matchFound) return false;
// Rate limit check - currently per channel
if (!RateLimit.AllowUsage(m.Channel.Id)) return false;