Fix: Allow templating to read user input

Signed-off-by: Knut Ahlers <knut@ahlers.me>

action_counter.go

@@ -1,6 +1,8 @@
 package main
 
 import (
+	"strconv"
+
 	"github.com/go-irc/irc"
 	"github.com/pkg/errors"
 )
@@ -17,8 +19,18 @@ func init() {
 		}
 
 		if r.CounterSet != nil {
+			parseValue, err := formatMessage(*r.CounterSet, m, ruleDef, nil)
+			if err != nil {
+				return errors.Wrap(err, "execute counter value template")
+			}
+
+			counterValue, err := strconv.ParseInt(parseValue, 10, 64)
+			if err != nil {
+				return errors.Wrap(err, "parse counter value")
+			}
+
 			return errors.Wrap(
-				store.UpdateCounter(counterName, *r.CounterSet, true),
+				store.UpdateCounter(counterName, counterValue, true),
 				"set counter",
 			)
 		}

config.go

@@ -179,7 +179,7 @@ func (r *rule) Matches(m *irc.Message, event *string) bool {
 type ruleAction struct {
 	Ban             *string        `json:"ban" yaml:"ban"`
 	Command         []string       `json:"command" yaml:"command"`
-	CounterSet      *int64         `json:"counter_set" yaml:"counter_set"`
+	CounterSet      *string        `json:"counter_set" yaml:"counter_set"`
 	CounterStep     *int64         `json:"counter_step" yaml:"counter_step"`
 	Counter         *string        `json:"counter" yaml:"counter"`
 	DeleteMessage   *bool          `json:"delete_message" yaml:"delete_message"`

wiki/Home.md

@@ -24,7 +24,8 @@ rules: # See below for examples
 
     # Modify an internal counter value (does NOT send a chat line)
     - counter: "counterid" # String to identify the counter, applies templating
-      counter_set: 25      # Integer, set counter to value (counter_step is ignored if set)
+      counter_set: 25      # String, set counter to value (counter_step is ignored if set),
+                           # applies templating but MUST result in a parseable integer
       counter_step: 1      # Integer, can be negative or positive, default: +1
 
     # Issue a delete on the message caught