feat: add tplprev wasm

pkg/notifications/json.go

@@ -59,13 +59,3 @@ func marshalReports(reports []t.ContainerReport) []jsonMap {
 }
 
 var _ json.Marshaler = &Data{}
-
-func toJSON(v interface{}) string {
-	var bytes []byte
-	var err error
-	if bytes, err = json.MarshalIndent(v, "", "  "); err != nil {
-		LocalLog.Errorf("failed to marshal JSON in notification template: %v", err)
-		return ""
-	}
-	return string(bytes)
-}

pkg/notifications/shoutrrr.go

@@ -10,10 +10,9 @@ import (
 
 	"github.com/containrrr/shoutrrr"
 	"github.com/containrrr/shoutrrr/pkg/types"
+	"github.com/containrrr/watchtower/pkg/notifications/templates"
 	t "github.com/containrrr/watchtower/pkg/types"
 	log "github.com/sirupsen/logrus"
-	"golang.org/x/text/cases"
-	"golang.org/x/text/language"
 )
 
 // LocalLog is a logrus logger that does not send entries as notifications
@@ -208,13 +207,8 @@ func (n *shoutrrrTypeNotifier) Fire(entry *log.Entry) error {
 }
 
 func getShoutrrrTemplate(tplString string, legacy bool) (tpl *template.Template, err error) {
-	funcs := template.FuncMap{
-		"ToUpper": strings.ToUpper,
-		"ToLower": strings.ToLower,
-		"ToJSON":  toJSON,
-		"Title":   cases.Title(language.AmericanEnglish).String,
-	}
-	tplBase := template.New("").Funcs(funcs)
+
+	tplBase := template.New("").Funcs(templates.Funcs)
 
 	if builtin, found := commonTemplates[tplString]; found {
 		log.WithField(`template`, tplString).Debug(`Using common template`)
@@ -242,3 +236,7 @@ func getShoutrrrTemplate(tplString string, legacy bool) (tpl *template.Template,
 
 	return
 }
+
+func GetShoutrrrTemplate(tplString string) (tpl *template.Template, err error) {
+	return getShoutrrrTemplate(tplString, false)
+}

pkg/notifications/templates/funcs.go

@@ -0,0 +1,27 @@
+package templates
+
+import (
+	"encoding/json"
+	"fmt"
+	"strings"
+	"text/template"
+
+	"golang.org/x/text/cases"
+	"golang.org/x/text/language"
+)
+
+var Funcs = template.FuncMap{
+	"ToUpper": strings.ToUpper,
+	"ToLower": strings.ToLower,
+	"ToJSON":  toJSON,
+	"Title":   cases.Title(language.AmericanEnglish).String,
+}
+
+func toJSON(v interface{}) string {
+	var bytes []byte
+	var err error
+	if bytes, err = json.MarshalIndent(v, "", "  "); err != nil {
+		return fmt.Sprintf("failed to marshal JSON in notification template: %v", err)
+	}
+	return string(bytes)
+}