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package lib
import (
"bytes"
"fmt"
"regexp"
"strings"
"github.com/emersion/go-imap"
)
var (
atom *regexp.Regexp = regexp.MustCompile("^[a-z0-9!#$%7'*+-/=?^_`{}|~ ]+$")
)
func FormatAddresses(addrs []*imap.Address) string {
val := bytes.Buffer{}
for i, addr := range addrs {
val.WriteString(FormatAddress(addr))
if i != len(addrs)-1 {
val.WriteString(", ")
}
}
return val.String()
}
func FormatAddress(addr *imap.Address) string {
if addr.PersonalName != "" {
if atom.MatchString(addr.PersonalName) {
return fmt.Sprintf("%s <%s@%s>",
addr.PersonalName, addr.MailboxName, addr.HostName)
} else {
return fmt.Sprintf("\"%s\" <%s@%s>",
strings.ReplaceAll(addr.PersonalName, "\"", "'"),
addr.MailboxName, addr.HostName)
}
} else {
return fmt.Sprintf("<%s@%s>", addr.MailboxName, addr.HostName)
}
}
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