275 lines
6.7 KiB
Go
275 lines
6.7 KiB
Go
// Copyright 2014 The Gogs Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package auth
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import (
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"reflect"
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"strings"
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"time"
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"github.com/Unknwon/com"
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"github.com/go-macaron/binding"
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"github.com/go-macaron/session"
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gouuid "github.com/satori/go.uuid"
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"gopkg.in/macaron.v1"
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"code.gitea.io/gitea/models"
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"code.gitea.io/gitea/modules/base"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/setting"
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)
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// IsAPIPath if URL is an api path
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func IsAPIPath(url string) bool {
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return strings.HasPrefix(url, "/api/")
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}
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// SignedInID returns the id of signed in user.
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func SignedInID(ctx *macaron.Context, sess session.Store) int64 {
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if !models.HasEngine {
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return 0
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}
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// Check access token.
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if IsAPIPath(ctx.Req.URL.Path) {
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tokenSHA := ctx.Query("token")
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if len(tokenSHA) <= 0 {
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tokenSHA = ctx.Query("access_token")
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}
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if len(tokenSHA) == 0 {
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// Well, check with header again.
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auHead := ctx.Req.Header.Get("Authorization")
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if len(auHead) > 0 {
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auths := strings.Fields(auHead)
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if len(auths) == 2 && auths[0] == "token" {
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tokenSHA = auths[1]
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}
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}
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}
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// Let's see if token is valid.
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if len(tokenSHA) > 0 {
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t, err := models.GetAccessTokenBySHA(tokenSHA)
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if err != nil {
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if models.IsErrAccessTokenNotExist(err) || models.IsErrAccessTokenEmpty(err) {
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log.Error(4, "GetAccessTokenBySHA: %v", err)
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}
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return 0
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}
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t.Updated = time.Now()
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if err = models.UpdateAccessToken(t); err != nil {
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log.Error(4, "UpdateAccessToken: %v", err)
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}
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return t.UID
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}
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}
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uid := sess.Get("uid")
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if uid == nil {
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return 0
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} else if id, ok := uid.(int64); ok {
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return id
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}
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return 0
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}
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// SignedInUser returns the user object of signed user.
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// It returns a bool value to indicate whether user uses basic auth or not.
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func SignedInUser(ctx *macaron.Context, sess session.Store) (*models.User, bool) {
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if !models.HasEngine {
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return nil, false
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}
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if uid := SignedInID(ctx, sess); uid > 0 {
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user, err := models.GetUserByID(uid)
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if err == nil {
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return user, false
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} else if !models.IsErrUserNotExist(err) {
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log.Error(4, "GetUserById: %v", err)
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}
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}
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if setting.Service.EnableReverseProxyAuth {
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webAuthUser := ctx.Req.Header.Get(setting.ReverseProxyAuthUser)
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if len(webAuthUser) > 0 {
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u, err := models.GetUserByName(webAuthUser)
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if err != nil {
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if !models.IsErrUserNotExist(err) {
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log.Error(4, "GetUserByName: %v", err)
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return nil, false
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}
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// Check if enabled auto-registration.
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if setting.Service.EnableReverseProxyAutoRegister {
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u := &models.User{
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Name: webAuthUser,
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Email: gouuid.NewV4().String() + "@localhost",
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Passwd: webAuthUser,
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IsActive: true,
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}
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if err = models.CreateUser(u); err != nil {
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// FIXME: should I create a system notice?
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log.Error(4, "CreateUser: %v", err)
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return nil, false
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}
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return u, false
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}
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}
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return u, false
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}
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}
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// Check with basic auth.
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baHead := ctx.Req.Header.Get("Authorization")
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if len(baHead) > 0 {
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auths := strings.Fields(baHead)
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if len(auths) == 2 && auths[0] == "Basic" {
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uname, passwd, _ := base.BasicAuthDecode(auths[1])
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u, err := models.UserSignIn(uname, passwd)
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if err != nil {
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if !models.IsErrUserNotExist(err) {
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log.Error(4, "UserSignIn: %v", err)
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}
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return nil, false
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}
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return u, true
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}
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}
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return nil, false
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}
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// Form form binding interface
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type Form interface {
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binding.Validator
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}
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func init() {
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binding.SetNameMapper(com.ToSnakeCase)
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}
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// AssignForm assign form values back to the template data.
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func AssignForm(form interface{}, data map[string]interface{}) {
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typ := reflect.TypeOf(form)
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val := reflect.ValueOf(form)
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if typ.Kind() == reflect.Ptr {
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typ = typ.Elem()
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val = val.Elem()
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}
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for i := 0; i < typ.NumField(); i++ {
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field := typ.Field(i)
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fieldName := field.Tag.Get("form")
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// Allow ignored fields in the struct
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if fieldName == "-" {
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continue
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} else if len(fieldName) == 0 {
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fieldName = com.ToSnakeCase(field.Name)
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}
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data[fieldName] = val.Field(i).Interface()
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}
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}
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func getRuleBody(field reflect.StructField, prefix string) string {
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for _, rule := range strings.Split(field.Tag.Get("binding"), ";") {
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if strings.HasPrefix(rule, prefix) {
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return rule[len(prefix) : len(rule)-1]
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}
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}
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return ""
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}
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// GetSize get size int form tag
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func GetSize(field reflect.StructField) string {
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return getRuleBody(field, "Size(")
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}
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// GetMinSize get minimal size in form tag
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func GetMinSize(field reflect.StructField) string {
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return getRuleBody(field, "MinSize(")
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}
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// GetMaxSize get max size in form tag
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func GetMaxSize(field reflect.StructField) string {
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return getRuleBody(field, "MaxSize(")
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}
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// GetInclude get include in form tag
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func GetInclude(field reflect.StructField) string {
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return getRuleBody(field, "Include(")
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}
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// FIXME: struct contains a struct
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func validateStruct(obj interface{}) binding.Errors {
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return nil
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}
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func validate(errs binding.Errors, data map[string]interface{}, f Form, l macaron.Locale) binding.Errors {
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if errs.Len() == 0 {
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return errs
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}
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data["HasError"] = true
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AssignForm(f, data)
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typ := reflect.TypeOf(f)
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val := reflect.ValueOf(f)
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if typ.Kind() == reflect.Ptr {
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typ = typ.Elem()
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val = val.Elem()
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}
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for i := 0; i < typ.NumField(); i++ {
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field := typ.Field(i)
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fieldName := field.Tag.Get("form")
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// Allow ignored fields in the struct
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if fieldName == "-" {
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continue
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}
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if errs[0].FieldNames[0] == field.Name {
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data["Err_"+field.Name] = true
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trName := field.Tag.Get("locale")
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if len(trName) == 0 {
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trName = l.Tr("form." + field.Name)
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} else {
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trName = l.Tr(trName)
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}
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switch errs[0].Classification {
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case binding.ERR_REQUIRED:
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data["ErrorMsg"] = trName + l.Tr("form.require_error")
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case binding.ERR_ALPHA_DASH:
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data["ErrorMsg"] = trName + l.Tr("form.alpha_dash_error")
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case binding.ERR_ALPHA_DASH_DOT:
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data["ErrorMsg"] = trName + l.Tr("form.alpha_dash_dot_error")
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case binding.ERR_SIZE:
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data["ErrorMsg"] = trName + l.Tr("form.size_error", GetSize(field))
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case binding.ERR_MIN_SIZE:
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data["ErrorMsg"] = trName + l.Tr("form.min_size_error", GetMinSize(field))
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case binding.ERR_MAX_SIZE:
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data["ErrorMsg"] = trName + l.Tr("form.max_size_error", GetMaxSize(field))
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case binding.ERR_EMAIL:
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data["ErrorMsg"] = trName + l.Tr("form.email_error")
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case binding.ERR_URL:
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data["ErrorMsg"] = trName + l.Tr("form.url_error")
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case binding.ERR_INCLUDE:
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data["ErrorMsg"] = trName + l.Tr("form.include_error", GetInclude(field))
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default:
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data["ErrorMsg"] = l.Tr("form.unknown_error") + " " + errs[0].Classification
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}
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return errs
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}
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}
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return errs
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}
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