56 lines
1.7 KiB
Go
56 lines
1.7 KiB
Go
package mail
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import (
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"fmt"
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"time"
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)
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// VerifyWindow is how long a verification or invitation link stays usable. It
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// is stated in the email, so it lives beside the message rather than in the
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// caller.
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const VerifyWindow = 24 * time.Hour
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// SendVerification asks someone to confirm the address they signed up with.
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// The link is built from the Sender's PublicURL, because the address of the
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// portal is a property of the deployment, not of the call site.
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func (s Sender) SendVerification(to, token string) error {
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return s.sendTemplate(to, "", "verification", s.verificationData(to, token))
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}
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// verificationData is split from its Send method, as every message's is, so
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// render_test.go renders the exact struct the message is sent with.
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func (s Sender) verificationData(to, token string) any {
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return struct {
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Email string
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Link string
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TTLHours int
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Expires time.Time
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}{
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Email: to,
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Link: fmt.Sprintf("%s/verify?token=%s", s.PublicURL, token),
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TTLHours: int(VerifyWindow.Hours()),
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Expires: time.Now().UTC().Add(VerifyWindow),
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}
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}
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// SendInvite asks someone to join an existing account and set their own
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// password. It names the account, because an unexpected invitation from a
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// service you have never used is otherwise indistinguishable from spam.
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func (s Sender) SendInvite(to, accountName, token string) error {
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return s.sendTemplate(to, "", "invite", s.inviteData(to, accountName, token))
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}
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func (s Sender) inviteData(to, accountName, token string) any {
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return struct {
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Email string
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AccountName string
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Link string
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TTLHours int
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}{
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Email: to,
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AccountName: accountName,
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Link: fmt.Sprintf("%s/accept-invite?token=%s", s.PublicURL, token),
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TTLHours: int(VerifyWindow.Hours()),
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}
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}
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