66 lines
1.6 KiB
Go
66 lines
1.6 KiB
Go
package main
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import (
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"context"
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"flag"
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"fmt"
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"os"
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"time"
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mailgun "github.com/mailgun/mailgun-go/v3"
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_ "github.com/joho/godotenv/autoload"
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)
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func main() {
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/*
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MAILGUN_API_KEY=key-xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
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MAILGUN_DOMAIN=mail.example.com
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MAILGUN_FROM="Rob the Robot <rob.the.robot@mail.example.com>"
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*/
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to := flag.String("to", "", "message recipient in the format of 'John Doe <john@example.com>'")
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replyTo := flag.String("reply-to", "", "reply-to in the format of 'John Doe <john@example.com>'")
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subject := flag.String("subject", "Test Subject", "the utf8-encoded subject of the email")
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text := flag.String(
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"text",
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"Testing some Mailgun awesomeness!",
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"the body of the email as utf8-encoded plain-text format",
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)
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flag.Parse()
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if 0 == len(*to) {
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flag.Usage()
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os.Exit(1)
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}
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domain := os.Getenv("MAILGUN_DOMAIN")
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apiKey := os.Getenv("MAILGUN_API_KEY")
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from := os.Getenv("MAILGUN_FROM")
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if 0 == len(*text) {
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*text = "Testing some Mailgun awesomeness!"
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}
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msgId, err := SendSimpleMessage(domain, apiKey, *to, from, *subject, *text, *replyTo)
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if nil != err {
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panic(err)
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}
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fmt.Printf("Queued with Message ID %q\n", msgId)
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}
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func SendSimpleMessage(domain, apiKey, to, from, subject, text, replyTo string) (string, error) {
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mg := mailgun.NewMailgun(domain, apiKey)
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m := mg.NewMessage(from, subject, text, to)
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if 0 != len(replyTo) {
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// mailgun's required "h:" prefix is added by the library
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m.AddHeader("Reply-To", replyTo)
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}
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ctx, cancel := context.WithTimeout(context.Background(), time.Second*30)
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defer cancel()
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_, id, err := mg.Send(ctx, m)
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return id, err
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}
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