125 lines
3.5 KiB
Go
125 lines
3.5 KiB
Go
package handler
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import (
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_ "embed"
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"errors"
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"github.com/google/uuid"
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"github.com/loveuer/nf"
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"github.com/loveuer/nf/nft/log"
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"github.com/loveuer/nf/nft/resp"
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"gorm.io/gorm"
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"net/http"
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"net/url"
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"time"
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"uauth/model"
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"uauth/pkg/cache"
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"uauth/pkg/store"
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"uauth/tool"
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)
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var (
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//go:embed serve_authorize.html
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pageAuthorize string
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)
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func Authorize(c *nf.Ctx) error {
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type Req struct {
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ClientId string `query:"client_id"`
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ResponseType string `query:"response_type"`
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RedirectURI string `query:"redirect_uri"`
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Scope string `query:"scope"`
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State string `query:"state"`
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}
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var (
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ok bool
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op *model.User
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req = new(Req)
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err error
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client = &model.Client{}
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authRecord = &model.AuthorizationRecord{}
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uri *url.URL
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)
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if err = c.QueryParser(req); err != nil {
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log.Error("[S] query parser err = %s", err.Error())
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return c.Status(http.StatusBadRequest).SendString("Invalid request")
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}
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if req.ResponseType != "code" {
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log.Warn("[S] response type = %s", req.ResponseType)
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return c.Status(http.StatusBadRequest).SendString("Invalid request")
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}
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// 如果未登录，则跳转到登录界面
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if op, ok = c.Locals("user").(*model.User); !ok {
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log.Info("[S] op not logined, redirect to login page")
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return c.Redirect("/oauth/v2/login?"+c.Request.URL.Query().Encode(), http.StatusFound)
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}
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log.Info("[S] Authorize: username = %s, client_id = %s", op.Username, req.ClientId)
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if err = store.Default.Session(tool.TimeoutCtx(c.Context(), 3)).
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Where("client_id", req.ClientId).Take(client).Error; err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return c.Status(http.StatusBadRequest).SendString("Bad Request: invalid client_id")
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}
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log.Error("[Authorize]: db take clients err = %s", err.Error())
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return c.Status(http.StatusInternalServerError).SendString("Internal Server Error")
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}
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if err = store.Default.Session(tool.TimeoutCtx(c.Context(), 3)).
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Model(&model.AuthorizationRecord{}).
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Where("user_id", op.Id).
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Where("client_id", client.Id).
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Take(authRecord).
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Error; err != nil {
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// 用户第一次对该 client 进行授权
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return c.RenderHTML("authorize", pageAuthorize, map[string]any{
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"user": map[string]any{
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"username": op.Username,
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"avatar": "https://picsum.photos/200",
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},
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"client_id": req.ClientId,
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"redirect_uri": req.RedirectURI,
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"scope": req.Scope,
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"state": req.State,
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})
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}
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log.Error("[Authorize]: db take authorization_records err = %s", err.Error())
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return resp.Resp500(c, err)
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}
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// 当用户已经授权过时
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// 生成授权码并缓存授权码
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log.Debug("[Authorize]: username = %s already approved %s", op.Username, client.Name)
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authorizationCode := uuid.New().String()[:8]
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if err = cache.Client.SetEx(c.Context(), cache.Prefix+"auth_code:"+authorizationCode, op.Id, 10*time.Minute); err != nil {
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return resp.Resp500(c, err)
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}
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if uri, err = url.Parse(req.RedirectURI); err != nil {
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log.Warn("[S] parse redirect uri = %s, err = %s", req.RedirectURI, err.Error())
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return c.Status(http.StatusBadRequest).SendString("Bad Request: invalid redirect uri")
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}
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qs := uri.Query()
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qs.Add("code", authorizationCode)
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qs.Add("client_id", req.ClientId)
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qs.Add("scope", req.Scope)
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qs.Add("state", req.State)
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uri.ForceQuery = true
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value := uri.String() + qs.Encode()
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return c.RenderHTML("approve", pageApprove, map[string]interface{}{
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"redirect_uri": value,
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})
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}
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