twitch-bot/internal/actors/linkdetector/actor.go
2023-12-06 21:57:02 +01:00

59 lines
1.8 KiB
Go

package linkdetector
import (
"gopkg.in/irc.v4"
"github.com/Luzifer/twitch-bot/v3/internal/linkcheck"
"github.com/Luzifer/twitch-bot/v3/plugins"
)
const actorName = "linkdetector"
var ptrFalse = func(v bool) *bool { return &v }(false)
func Register(args plugins.RegistrationArguments) error {
args.RegisterActor(actorName, func() plugins.Actor { return &Actor{} })
args.RegisterActorDocumentation(plugins.ActionDocumentation{
Description: `Scans for links in the message and adds the "links" field to the event data`,
Name: "Scan for Links",
Type: actorName,
Fields: []plugins.ActionDocumentationField{
{
Default: "false",
Description: "Enable heuristic scans to find links with spaces or other means of obfuscation in them (quite slow and will detect MANY false-positive links, only use for blacklisting links!)",
Key: "heuristic",
Name: "Heuristic Scan",
Optional: true,
SupportTemplate: false,
Type: plugins.ActionDocumentationFieldTypeBool,
},
},
})
return nil
}
type Actor struct{}
func (Actor) Execute(_ *irc.Client, m *irc.Message, _ *plugins.Rule, eventData *plugins.FieldCollection, attrs *plugins.FieldCollection) (preventCooldown bool, err error) {
if eventData.HasAll("links") {
// We already detected links, lets not do it again
return false, nil
}
if attrs.MustBool("heuristic", ptrFalse) {
eventData.Set("links", linkcheck.New().HeuristicScanForLinks(m.Trailing()))
} else {
eventData.Set("links", linkcheck.New().ScanForLinks(m.Trailing()))
}
return false, nil
}
func (Actor) IsAsync() bool { return false }
func (Actor) Name() string { return actorName }
func (Actor) Validate(plugins.TemplateValidatorFunc, *plugins.FieldCollection) error { return nil }