Split setting.go as multiple files (#6014)

* split setting.go as multiple files

* fix comments

1 files changed, 126 insertions, 0 deletions

diff --git a/modules/setting/mailer.go b/modules/setting/mailer.go
new file mode 100644
index 0000000000..27c3d3a9f2
--- /dev/null
+++ b/modules/setting/mailer.go
@@ -0,0 +1,126 @@
+// Copyright 2019 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package setting
+
+import (
+	"net/mail"
+
+	"code.gitea.io/gitea/modules/log"
+	shellquote "github.com/kballard/go-shellquote"
+)
+
+// Mailer represents mail service.
+type Mailer struct {
+	// Mailer
+	QueueLength     int
+	Name            string
+	From            string
+	FromName        string
+	FromEmail       string
+	SendAsPlainText bool
+	MailerType      string
+
+	// SMTP sender
+	Host              string
+	User, Passwd      string
+	DisableHelo       bool
+	HeloHostname      string
+	SkipVerify        bool
+	UseCertificate    bool
+	CertFile, KeyFile string
+	IsTLSEnabled      bool
+
+	// Sendmail sender
+	SendmailPath string
+	SendmailArgs []string
+}
+
+var (
+	// MailService the global mailer
+	MailService *Mailer
+)
+
+func newMailService() {
+	sec := Cfg.Section("mailer")
+	// Check mailer setting.
+	if !sec.Key("ENABLED").MustBool() {
+		return
+	}
+
+	MailService = &Mailer{
+		QueueLength:     sec.Key("SEND_BUFFER_LEN").MustInt(100),
+		Name:            sec.Key("NAME").MustString(AppName),
+		SendAsPlainText: sec.Key("SEND_AS_PLAIN_TEXT").MustBool(false),
+		MailerType:      sec.Key("MAILER_TYPE").In("", []string{"smtp", "sendmail", "dummy"}),
+
+		Host:           sec.Key("HOST").String(),
+		User:           sec.Key("USER").String(),
+		Passwd:         sec.Key("PASSWD").String(),
+		DisableHelo:    sec.Key("DISABLE_HELO").MustBool(),
+		HeloHostname:   sec.Key("HELO_HOSTNAME").String(),
+		SkipVerify:     sec.Key("SKIP_VERIFY").MustBool(),
+		UseCertificate: sec.Key("USE_CERTIFICATE").MustBool(),
+		CertFile:       sec.Key("CERT_FILE").String(),
+		KeyFile:        sec.Key("KEY_FILE").String(),
+		IsTLSEnabled:   sec.Key("IS_TLS_ENABLED").MustBool(),
+
+		SendmailPath: sec.Key("SENDMAIL_PATH").MustString("sendmail"),
+	}
+	MailService.From = sec.Key("FROM").MustString(MailService.User)
+
+	if sec.HasKey("ENABLE_HTML_ALTERNATIVE") {
+		log.Warn("ENABLE_HTML_ALTERNATIVE is deprecated, use SEND_AS_PLAIN_TEXT")
+		MailService.SendAsPlainText = !sec.Key("ENABLE_HTML_ALTERNATIVE").MustBool(false)
+	}
+
+	if sec.HasKey("USE_SENDMAIL") {
+		log.Warn("USE_SENDMAIL is deprecated, use MAILER_TYPE=sendmail")
+		if MailService.MailerType == "" && sec.Key("USE_SENDMAIL").MustBool(false) {
+			MailService.MailerType = "sendmail"
+		}
+	}
+
+	parsed, err := mail.ParseAddress(MailService.From)
+	if err != nil {
+		log.Fatal(4, "Invalid mailer.FROM (%s): %v", MailService.From, err)
+	}
+	MailService.FromName = parsed.Name
+	MailService.FromEmail = parsed.Address
+
+	if MailService.MailerType == "" {
+		MailService.MailerType = "smtp"
+	}
+
+	if MailService.MailerType == "sendmail" {
+		MailService.SendmailArgs, err = shellquote.Split(sec.Key("SENDMAIL_ARGS").String())
+		if err != nil {
+			log.Error(4, "Failed to parse Sendmail args: %v", CustomConf, err)
+		}
+	}
+
+	log.Info("Mail Service Enabled")
+}
+
+func newRegisterMailService() {
+	if !Cfg.Section("service").Key("REGISTER_EMAIL_CONFIRM").MustBool() {
+		return
+	} else if MailService == nil {
+		log.Warn("Register Mail Service: Mail Service is not enabled")
+		return
+	}
+	Service.RegisterEmailConfirm = true
+	log.Info("Register Mail Service Enabled")
+}
+
+func newNotifyMailService() {
+	if !Cfg.Section("service").Key("ENABLE_NOTIFY_MAIL").MustBool() {
+		return
+	} else if MailService == nil {
+		log.Warn("Notify Mail Service: Mail Service is not enabled")
+		return
+	}
+	Service.EnableNotifyMail = true
+	log.Info("Notify Mail Service Enabled")
+}