129 lines
3.4 KiB
Go
129 lines
3.4 KiB
Go
package controller
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import (
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"crypto/ed25519"
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"encoding/hex"
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"errors"
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"git.lumeweb.com/LumeWeb/portal/db"
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"git.lumeweb.com/LumeWeb/portal/model"
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_validator "git.lumeweb.com/LumeWeb/portal/validator"
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"github.com/go-playground/validator/v10"
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"github.com/kataras/iris/v12"
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"golang.org/x/crypto/bcrypt"
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"gorm.io/gorm"
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"reflect"
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)
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type AccountController struct {
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Ctx iris.Context
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}
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type RegisterRequest struct {
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Email string `json:"email" validate:"required"`
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Password string `json:"password"`
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Pubkey string `json:"pubkey"`
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}
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func init() {
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jsonValidator := _validator.Get()
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jsonValidator.RegisterStructValidation(ValidateRegisterRequest, RegisterRequest{})
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}
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func ValidateRegisterRequest(structLevel validator.StructLevel) {
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request := structLevel.Current().Interface().(RegisterRequest)
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pubkey := len(request.Pubkey) == 0
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pass := len(request.Password) == 0
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if pubkey == pass {
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structLevel.ReportError(reflect.ValueOf(request.Email), "email", "Email", "emailorpubkey", "")
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structLevel.ReportError(reflect.ValueOf(request.Pubkey), "pubkey", "Pubkey", "emailorpubkey", "")
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}
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if !pubkey {
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pubkeyBytes, err := hex.DecodeString(request.Pubkey)
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if err != nil || len(pubkeyBytes) != ed25519.PublicKeySize {
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structLevel.ReportError(reflect.ValueOf(request.Pubkey), "pubkey", "Pubkey", "pubkey", "")
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return
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}
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}
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}
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func hashPassword(password string) (string, error) {
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// Generate a new bcrypt hash from the provided password.
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hashedPassword, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost)
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if err != nil {
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return "", err
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}
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// Convert the hashed password to a string and return it.
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return string(hashedPassword), nil
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}
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func (a *AccountController) PostRegister() {
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var r RegisterRequest
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if err := a.Ctx.ReadJSON(&r); err != nil {
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a.Ctx.StopWithError(iris.StatusBadRequest, err)
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return
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}
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// Check if an account with the same email address already exists.
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existingAccount := model.Account{}
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err := db.Get().Where("email = ?", r.Email).First(&existingAccount).Error
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if err == nil {
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// An account with the same email address already exists.
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// Return an error response to the client.
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a.Ctx.StopWithError(iris.StatusConflict, errors.New("an account with this email address already exists"))
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return
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} else if !errors.Is(err, gorm.ErrRecordNotFound) {
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// An unexpected error occurred while querying the database.
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// Return an error response to the client.
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a.Ctx.StopWithError(iris.StatusInternalServerError, err)
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return
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}
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// Create a new Account model with the provided email and hashed password.
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account := model.Account{
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Email: r.Email,
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}
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// Hash the password before saving it to the database.
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if len(r.Password) > 0 {
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hashedPassword, err := hashPassword(r.Password)
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if err != nil {
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a.Ctx.StopWithError(iris.StatusInternalServerError, err)
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return
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}
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account.Password = &hashedPassword
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}
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err = db.Get().Transaction(func(tx *gorm.DB) error {
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// do some database operations in the transaction (use 'tx' from this point, not 'db')
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if err := tx.Create(&account).Error; err != nil {
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return err
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}
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if len(r.Pubkey) > 0 {
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if err := tx.Create(&model.Key{Account: account, Pubkey: r.Pubkey}).Error; err != nil {
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return err
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}
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}
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// return nil will commit the whole transaction
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return nil
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})
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if err != nil {
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a.Ctx.StopWithError(iris.StatusInternalServerError, err)
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return
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}
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// Return a success response to the client.
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a.Ctx.StatusCode(iris.StatusCreated)
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}
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