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chore: check slice length

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This commit is contained in:
JustSong 2023-11-24 20:51:16 +08:00
parent 3eec66e02b
commit 94afdc8e32
1 changed files with 7 additions and 4 deletions
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11
common/email.go
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@ -14,10 +14,13 @@ func SendEmail(subject string, receiver string, content string) error {
SMTPFrom = SMTPAccount SMTPFrom = SMTPAccount
} }
encodedSubject := fmt.Sprintf("=?UTF-8?B?%s?=", base64.StdEncoding.EncodeToString([]byte(subject))) encodedSubject := fmt.Sprintf("=?UTF-8?B?%s?=", base64.StdEncoding.EncodeToString([]byte(subject)))
// Extract domain from SMTPFrom
domain := strings.Split(SMTPFrom, "@")[1]
// Extract domain from SMTPFrom
parts := strings.Split(SMTPFrom, "@")
var domain string
if len(parts) > 1 {
domain = parts[1]
}
// Generate a unique Message-ID // Generate a unique Message-ID
buf := make([]byte, 16) buf := make([]byte, 16)
_, err := rand.Read(buf) _, err := rand.Read(buf)
@ -29,7 +32,7 @@ func SendEmail(subject string, receiver string, content string) error {
mail := []byte(fmt.Sprintf("To: %s\r\n"+ mail := []byte(fmt.Sprintf("To: %s\r\n"+
"From: %s<%s>\r\n"+ "From: %s<%s>\r\n"+
"Subject: %s\r\n"+ "Subject: %s\r\n"+
"Message-ID: %s\r\n"+ // Add Message-ID to avoid being treated as spam, RFC 5322 "Message-ID: %s\r\n"+ // add Message-ID header to avoid being treated as spam, RFC 5322
"Content-Type: text/html; charset=UTF-8\r\n\r\n%s\r\n", "Content-Type: text/html; charset=UTF-8\r\n\r\n%s\r\n",
receiver, SystemName, SMTPFrom, encodedSubject, messageId, content)) receiver, SystemName, SMTPFrom, encodedSubject, messageId, content))