Move the base64 & sha256 functions to general.go and change name of s…

…ha256 function to hash (botlabs-gg#1682)

* moved functions from context_funcs.go to general.go

* changed function name from sha256 to hash

* moved functions from context_funcs.go to general.go

* added a tab

common/templates/context.go

@@ -113,6 +113,9 @@ var (
 
 		"shuffle": shuffle,
 		"verb":    common.RandomVerb,
+		"hash":    tmplSha256,
+		"decodeBase64": tmplDecodeBase64,
+		"encodeBase64": tmplEncodeBase64,
 
 		// time functions
 		"currentTime":     tmplCurrentTime,
@@ -745,10 +748,6 @@ func baseContextFuncs(c *Context) {
 	c.addContextFunc("onlineCountBots", c.tmplOnlineCountBots)
 
 	c.addContextFunc("sort", c.tmplSort)
-
-	c.addContextFunc("encodeBase64", c.tmplEncodeBase64)
-	c.addContextFunc("decodeBase64", c.tmplDecodeBase64)
-	c.addContextFunc("sha256", c.tmplSha256)
 }
 
 type limitedWriter struct {

common/templates/context_funcs.go

@@ -11,8 +11,6 @@ import (
 	"strconv"
 	"strings"
 	"time"
-	"crypto/sha256"
-	"encoding/base64"
 
 	"github.com/botlabs-gg/yagpdb/v2/bot"
 	"github.com/botlabs-gg/yagpdb/v2/common"
@@ -2424,24 +2422,3 @@ func (c *Context) validateDurationDelay(in interface{}) time.Duration {
 		return ToDuration(t)
 	}
 }
-
-func (c *Context) tmplDecodeBase64(str string) (string, error) {
-	raw, err := base64.StdEncoding.DecodeString(str)
-	if err != nil {
-		return "", err
-	}
-	return string(raw), nil
-}
-
-func (c *Context) tmplEncodeBase64(str string) string {
-	return base64.StdEncoding.EncodeToString([]byte(str))
-}
-
-func (c *Context) tmplSha256(str string) string {
-    hash := sha256.New()
-    hash.Write([]byte(str))
-
-    sha256 := base64.URLEncoding.EncodeToString(hash.Sum(nil))
-
-	return sha256
-}

common/templates/general.go

@@ -10,7 +10,9 @@ import (
 	"strconv"
 	"strings"
 	"time"
-
+	"crypto/sha256"
+	"encoding/base64"
+
 	"emperror.dev/errors"
 	"github.com/botlabs-gg/yagpdb/v2/bot"
 	"github.com/botlabs-gg/yagpdb/v2/common"
@@ -1687,3 +1689,24 @@ func tmplHumanizeDurationSeconds(in interface{}) string {
 func tmplHumanizeTimeSinceDays(in time.Time) string {
 	return common.HumanizeDuration(common.DurationPrecisionDays, time.Since(in))
 }
+
+func tmplDecodeBase64(str string) (string, error) {
+	raw, err := base64.StdEncoding.DecodeString(str)
+	if err != nil {
+		return "", err
+	}
+	return string(raw), nil
+}
+
+func tmplEncodeBase64(str string) string {
+	return base64.StdEncoding.EncodeToString([]byte(str))
+}
+
+func tmplSha256(str string) string {
+	hash := sha256.New()
+	hash.Write([]byte(str))
+
+	sha256 := base64.URLEncoding.EncodeToString(hash.Sum(nil))
+
+	return sha256
+}