Ready for first test?
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scs
BIN
example/example
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BIN
example/example
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54
example/example.go
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54
example/example.go
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@@ -0,0 +1,54 @@
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package main
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import (
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"gitto.work/shortcut/scsusers"
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"github.com/jmoiron/sqlx"
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"flag"
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"os"
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"fmt"
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_ "github.com/mattn/go-sqlite3"
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)
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func main() {
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var email string
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flag.StringVar(&email, "email", "", "Email address to use for registration test")
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flag.Parse()
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db, err:=sqlx.Open("sqlite3", ":memory")
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if err!=nil {
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fmt.Println("Couldn't open sqlite3 in-memory db:" + err.Error())
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os.Exit(1)
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}
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err=db.Ping()
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if err!=nil {
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fmt.Println("Couldn't ping sqlite3 in-memory db:" + err.Error())
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os.Exit(1)
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}
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schema:=`CREATE TABLE test_auth (
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username text NOT NULL unique key ,
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crypt text NOT NULL,
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email text NOT NULL unique key,
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recovery text NOT NULL DEFAULT '',
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recoverytime timestamp null,
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lastseen timestamp );`
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_ ,err=db.Exec(schema)
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if err != nil {
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fmt.Println("Schema creation failed: " + err.Error())
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os.Exit(1)
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}
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scsusers.Init(db, "test", "Example Test", "nobody@nowhere.com")
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a:=scsusers.UsernameAvailable("testuser")
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fmt.Printf("Initial test of username available: %v\n", a)
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a=scsusers.Register("testuser", email, "127.0.0.1")
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fmt.Printf("Register returned %v\n",a)
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fmt.Printf("Enter code from email:")
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var code string
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fmt.Scan(&code)
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a=scsusers.Login("testuser", code)
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fmt.Printf("Login returned %v\n",a)
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}
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117
main.go
117
main.go
@@ -13,6 +13,7 @@ import (
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"strings"
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)
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type templates struct {
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Registration *template.Template
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Alert *template.Template
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@@ -38,7 +39,6 @@ func Init(dbin *sqlx.DB, tp, sitename, fromaddr string) {
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SetRegistrationTemplate("")
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SetAlertTemplate("")
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SetRecoveryTemplate("")
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}
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func UsernameAvailable(username string) bool {
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@@ -72,8 +72,62 @@ func Register(username, email, ip string) bool {
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return true
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}
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func Login(username, password string) bool {
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q:=fmt.Sprintf("select password from %s_auth where username=$1",c.TablePrefix)
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var crypt string
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err:=c.db.Get(&crypt, q, username)
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if err != nil {
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log.Println("Failed login attempt for unknown username: " + username)
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return false
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}
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if bcrypt.CompareHashAndPassword([]byte(crypt), []byte(password)) == nil {
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log.Println("Failed password for " + username)
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return false
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}
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bump(username)
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return true
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}
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func bump(username string) {
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q:=fmt.Sprintf("update %s_auth set lastseen=NOW() where username=$1", c.TablePrefix)
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_, err :=c.db.Exec(q, username)
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if err != nil {
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log.Println("Error on user bump: " + err.Error())
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}
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}
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func RecoverByUsername(u string) {
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var username, email string
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q:=fmt.Sprintf("select username, email from %s_auth where username=$1", c.TablePrefix)
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row:=c.db.QueryRow(q, u)
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err:=row.Scan(&username, &email)
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if err!=sql.ErrNoRows {
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recoverycode:=randBytes(10)
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qq:=fmt.Sprintf("update %s_auth set recoverycode=$1, recoverytime=NOW() where username=$2", c.TablePrefix)
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_,err:=c.db.Exec(qq, recoverycode, username)
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if err==nil {
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sendRecoveryEmail(email, username, string(recoverycode))
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}
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}
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}
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func RecoverByEmail(e string) {
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var username, email string
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q:=fmt.Sprintf("select username, email from %s_auth where email=$1", c.TablePrefix)
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row:=c.db.QueryRow(q, e)
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err:=row.Scan(&username, &email)
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if err!=sql.ErrNoRows {
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recoverycode:=randBytes(10)
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qq:=fmt.Sprintf("update %s_auth set recoverycode=$1, recoverytime=NOW() where username=$2", c.TablePrefix)
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_,err:=c.db.Exec(qq, recoverycode, username)
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if err==nil {
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sendRecoveryEmail(email, username, string(recoverycode))
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}
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}
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}
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func randBytes(n int) []byte {
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const letterBytes = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
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const letterBytes = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890"
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b := make([]byte, n)
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for i := range b {
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b[i] = letterBytes[rand.Intn(len(letterBytes))]
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@@ -108,6 +162,63 @@ func sendRegistrationEmail(recipient, username, password string) bool {
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return true
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}
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func sendAlertEmail(username, recipient, message string) bool {
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data := struct {
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SiteName string
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FromEmail string
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UserName string
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Activity string
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}{
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SiteName: c.SiteName,
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FromEmail: c.FromEmail,
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UserName: username,
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Activity: message,
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}
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var body bytes.Buffer
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err := c.Templates.Registration.Execute(&body, data)
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if err != nil {
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log.Printf("Alert template failed to execute: %v returned %s\n", data, err.Error())
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return false
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}
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subject := fmt.Sprintf("New activity on %s", c.SiteName)
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err = SendMail("localhost:25", c.FromEmail, subject, body.String(), recipient)
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if err != nil {
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log.Printf("Error sending mail to %s: %s\n", recipient, err.Error())
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return false
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}
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return true
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}
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func sendRecoveryEmail(recipient, username, code string) bool {
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data := struct {
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SiteName string
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FromEmail string
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UserName string
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RecoveryCode string
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}{
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SiteName: c.SiteName,
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FromEmail: c.FromEmail,
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UserName: username,
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RecoveryCode: code,
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}
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var body bytes.Buffer
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err := c.Templates.Registration.Execute(&body, data)
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if err != nil {
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log.Printf("Registration template failed to execute: %v returned %s\n", data, err.Error())
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return false
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}
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subject := fmt.Sprintf("Welcome to %s", c.SiteName)
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err = SendMail("localhost:25", c.FromEmail, subject, body.String(), recipient)
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if err != nil {
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log.Printf("Error sending mail to %s: %s\n", recipient, err.Error())
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return false
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}
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return true
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}
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func SetRegistrationTemplate(t string) bool {
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if len(t) != 0 {
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r, err := template.New("reg").Parse(t)
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@@ -135,7 +246,7 @@ func SetAlertTemplate(t string) bool {
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return true
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}
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}
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df := `<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html></head><body><p> Hello {{.UserName}}! Just letting you know that {{.Activity}}.<br> You can disable future notifications in your user settings.</p></body></html>`
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df := `<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html></head><body><p> Hey {{.UserName}}! Just letting you know that {{.Activity}}.<br> You can disable future notifications in your user settings.</p></body></html>`
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r, err := template.New("alert").Parse(df)
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if err != nil {
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log.Fatal("Default alert template MUST compile. Error: " + err.Error())
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