perf(gravatar): use sha256 hashing algorithm for gravatar (#874)

ArtalkJS · May 22, 2024 · 500f702 · 500f702
1 parent bb218d0
commit 500f702
Show file tree

Hide file tree

Showing 3 changed files with 25 additions and 2 deletions.
diff --git a/internal/dao/cook.go b/internal/dao/cook.go
@@ -36,7 +36,7 @@ func (dao *Dao) CookComment(c *entity.Comment) entity.CookedComment {
 		ContentMarked:  markedContent,
 		UserID:         c.UserID,
 		Nick:           user.Name,
-		EmailEncrypted: utils.GetMD5Hash(user.Email),
+		EmailEncrypted: utils.GetSha256Hash(user.Email),
 		Link:           user.Link,
 		UA:             c.UA,
 		Date:           c.CreatedAt.Local().Format("2006-01-02 15:04:05"),
@@ -88,7 +88,7 @@ func (dao *Dao) CookCommentForEmail(c *entity.Comment) entity.CookedCommentForEm
 		Site:       dao.CookSite(&site),
 		CookedComment: entity.CookedComment{
 			ID:             c.ID,
-			EmailEncrypted: utils.GetMD5Hash(user.Email),
+			EmailEncrypted: utils.GetSha256Hash(user.Email),
 			Link:           user.Link,
 			UA:             c.UA,
 			IsCollapsed:    c.IsCollapsed,

diff --git a/internal/utils/encrypt.go b/internal/utils/encrypt.go
@@ -2,6 +2,7 @@ package utils
 
 import (
 	"crypto/md5"
+	"crypto/sha256"
 	"encoding/hex"
 )
 
@@ -10,3 +11,9 @@ func GetMD5Hash(text string) string {
 	hasher.Write([]byte(text))
 	return hex.EncodeToString(hasher.Sum(nil))
 }
+
+func GetSha256Hash(text string) string {
+	hasher := sha256.New()
+	hasher.Write([]byte(text))
+	return hex.EncodeToString(hasher.Sum(nil))
+}
diff --git a/internal/utils/encrypt_test.go b/internal/utils/encrypt_test.go
@@ -21,3 +21,19 @@ func TestGetMD5Hash(t *testing.T) {
 		assert.Equal(t, test.expected, result)
 	}
 }
+
+func TestGetSha256Hash(t *testing.T) {
+	tests := []struct {
+		input    string
+		expected string
+	}{
+		{"hello", "2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824"},
+		{"world", "486ea46224d1bb4fb680f34f7c9ad96a8f24ec88be73ea8e5a6c65260e9cb8a7"},
+		{"", "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"},
+	}
+
+	for _, test := range tests {
+		result := GetSha256Hash(test.input)
+		assert.Equal(t, test.expected, result)
+	}
+}