package controllers
import (
"bytes"
"encoding/json"
"html/template"
"os"
"time"
"github.com/CyCoreSystems/cycore-web/app/routes"
"github.com/CyCoreSystems/sendinblue"
"github.com/revel/revel"
)
var contactEmailT *template.Template
func init() {
contactEmailT = template.Must(template.New("contactEmail").Parse(contactEmailTemplate))
}
// Contact controller handles customer contact operations
type Contact struct {
*revel.Controller
}
// ContactRequest handles a customer contact request
func (c Contact) ContactRequest(name, email string) revel.Result {
c.Log.Info("received contact request", "name", name, "email", email, "source", c.ClientIP)
if name == "" {
c.Flash.Error("Please supply a name")
return c.Redirect(routes.App.Index())
}
if email == "" {
c.Flash.Error("Please supply an email address")
return c.Redirect(routes.App.Index())
}
emailBody, err := c.renderContactEmail(name, email)
if err != nil {
c.Log.Error("failed to render contact email", "error", err)
c.Flash.Error("Internal error encountered; please try again")
return c.Redirect(routes.App.Index())
}
msg := &sendinblue.Message{
Sender: &sendinblue.Address{
Name: "CyCore Systems, Inc",
Email: "sys@cycoresys.com",
},
To: c.getEmailContacts(),
Subject: "Contact Request",
HTMLContent: emailBody,
Tags: []string{"contact-request"},
}
if err = msg.Send(os.Getenv("SENDINBLUE_APIKEY")); err != nil {
c.Log.Error("failed to send contact email", "error", err)
c.Flash.Error("Request failed")
enc := json.NewEncoder(os.Stdout)
enc.SetIndent("", " ")
enc.Encode(msg)
return c.Redirect(routes.App.Index())
}
c.Flash.Success("Request sent")
return c.Redirect(routes.App.Index())
}
func (c Contact) renderContactEmail(name, email string) (string, error) {
buf := new(bytes.Buffer)
err := contactEmailT.Execute(buf, struct {
Name string
Email string
Timestamp string
}{
Name: name,
Email: email,
Timestamp: time.Now().String(),
})
if err != nil {
return "", err
}
return buf.String(), nil
}
func (c Contact) getEmailContacts() []*sendinblue.Address {
var ret []*sendinblue.Address
if err := json.Unmarshal([]byte(os.Getenv("CONTACT_RECIPIENTS")), &ret); err != nil {
// Fall back to default if we fail to load from environment
c.Log.Warn("failed to load recipients from environment", "error", err)
ret = append(ret, &sendinblue.Address{
Name: "System Receiver",
Email: "sys@cycoresys.com",
})
}
return ret
}
var contactEmailTemplate = `
Web Contact Form
- Name: {{.Name}}
- Email: {{.Email}}
- Timestamp: {{.Timestamp}}
`