From eed10ce514f28e4acf772f76c92ca05eebec105f Mon Sep 17 00:00:00 2001
From: Brian Picciano <mediocregopher@gmail.com>
Date: Thu, 5 May 2022 21:20:22 -0600
Subject: Fix various problems with the srv build

---
 srv/mailinglist/mailer.go | 143 ----------------------------------------------
 1 file changed, 143 deletions(-)
 delete mode 100644 srv/mailinglist/mailer.go

(limited to 'srv/mailinglist/mailer.go')

diff --git a/srv/mailinglist/mailer.go b/srv/mailinglist/mailer.go
deleted file mode 100644
index 07d6c3a..0000000
--- a/srv/mailinglist/mailer.go
+++ /dev/null
@@ -1,143 +0,0 @@
-package mailinglist
-
-import (
-	"context"
-	"errors"
-	"strings"
-
-	"github.com/emersion/go-sasl"
-	"github.com/emersion/go-smtp"
-	"github.com/mediocregopher/blog.mediocregopher.com/srv/cfg"
-	"github.com/mediocregopher/mediocre-go-lib/v2/mctx"
-	"github.com/mediocregopher/mediocre-go-lib/v2/mlog"
-)
-
-// Mailer is used to deliver emails to arbitrary recipients.
-type Mailer interface {
-	Send(to, subject, body string) error
-}
-
-type logMailer struct {
-	logger *mlog.Logger
-}
-
-// NewLogMailer returns a Mailer instance which will not actually send any
-// emails, it will only log to the given Logger when Send is called.
-func NewLogMailer(logger *mlog.Logger) Mailer {
-	return &logMailer{logger: logger}
-}
-
-func (l *logMailer) Send(to, subject, body string) error {
-	ctx := mctx.Annotate(context.Background(),
-		"to", to,
-		"subject", subject,
-	)
-	l.logger.Info(ctx, "would have sent email")
-	return nil
-}
-
-// NullMailer acts as a Mailer but actually just does nothing.
-var NullMailer = nullMailer{}
-
-type nullMailer struct{}
-
-func (nullMailer) Send(to, subject, body string) error {
-	return nil
-}
-
-// MailerParams are used to initialize a new Mailer instance.
-type MailerParams struct {
-	SMTPAddr string
-
-	// Optional, if not given then no auth is attempted.
-	SMTPAuth sasl.Client
-
-	// The sending email address to use for all emails being sent.
-	SendAs string
-}
-
-// SetupCfg implement the cfg.Cfger interface.
-func (m *MailerParams) SetupCfg(cfg *cfg.Cfg) {
-
-	cfg.StringVar(&m.SMTPAddr, "ml-smtp-addr", "", "Address of SMTP server to use for sending emails for the mailing list")
-	smtpAuthStr := cfg.String("ml-smtp-auth", "", "user:pass to use when authenticating with the mailing list SMTP server. The given user will also be used as the From address.")
-
-	cfg.OnInit(func(ctx context.Context) error {
-		if m.SMTPAddr == "" {
-			return nil
-		}
-
-		smtpAuthParts := strings.SplitN(*smtpAuthStr, ":", 2)
-		if len(smtpAuthParts) < 2 {
-			return errors.New("invalid -ml-smtp-auth")
-		}
-
-		m.SMTPAuth = sasl.NewPlainClient("", smtpAuthParts[0], smtpAuthParts[1])
-		m.SendAs = smtpAuthParts[0]
-
-		return nil
-	})
-}
-
-// Annotate implements mctx.Annotator interface.
-func (m *MailerParams) Annotate(a mctx.Annotations) {
-	if m.SMTPAddr == "" {
-		return
-	}
-
-	a["smtpAddr"] = m.SMTPAddr
-	a["smtpSendAs"] = m.SendAs
-}
-
-type mailer struct {
-	params MailerParams
-}
-
-// NewMailer initializes and returns a Mailer which will use an external SMTP
-// server to deliver email.
-func NewMailer(params MailerParams) Mailer {
-	return &mailer{
-		params: params,
-	}
-}
-
-func (m *mailer) Send(to, subject, body string) error {
-
-	msg := []byte("From: " + m.params.SendAs + "\r\n" +
-		"To: " + to + "\r\n" +
-		"Subject: " + subject + "\r\n\r\n" +
-		body + "\r\n")
-
-	c, err := smtp.Dial(m.params.SMTPAddr)
-	if err != nil {
-		return err
-	}
-	defer c.Close()
-
-	if err = c.Auth(m.params.SMTPAuth); err != nil {
-		return err
-	}
-
-	if err = c.Mail(m.params.SendAs, nil); err != nil {
-		return err
-	}
-
-	if err = c.Rcpt(to); err != nil {
-		return err
-	}
-
-	w, err := c.Data()
-	if err != nil {
-		return err
-	}
-
-	if _, err = w.Write(msg); err != nil {
-		return err
-	}
-
-	if err = w.Close(); err != nil {
-		return err
-	}
-
-	return c.Quit()
-}
-- 
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