mirror of https://github.com/rocboss/paopao-ce
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348 lines
9.4 KiB
348 lines
9.4 KiB
// Copyright 2022 ROC. 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 web
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import (
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"bytes"
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"context"
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"encoding/base64"
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"fmt"
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"image/color"
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"image/png"
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"regexp"
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"time"
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"unicode/utf8"
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"github.com/afocus/captcha"
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"github.com/alimy/mir/v3"
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"github.com/gin-gonic/gin"
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"github.com/gofrs/uuid"
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api "github.com/rocboss/paopao-ce/auto/api/v1"
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"github.com/rocboss/paopao-ce/internal/conf"
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"github.com/rocboss/paopao-ce/internal/core"
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"github.com/rocboss/paopao-ce/internal/model/web"
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"github.com/rocboss/paopao-ce/internal/servants/base"
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"github.com/rocboss/paopao-ce/internal/servants/web/assets"
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"github.com/rocboss/paopao-ce/pkg/app"
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"github.com/rocboss/paopao-ce/pkg/convert"
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"github.com/rocboss/paopao-ce/pkg/debug"
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"github.com/rocboss/paopao-ce/pkg/utils"
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"github.com/rocboss/paopao-ce/pkg/xerror"
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"github.com/sirupsen/logrus"
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)
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var (
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_ api.Pub = (*pubSrv)(nil)
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_ api.PubBinding = (*pubBinding)(nil)
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_ api.PubRender = (*pubRender)(nil)
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)
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const (
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_LoginErrKey = "PaoPaoUserLoginErr"
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_MaxLoginErrTimes = 10
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_MaxPhoneCaptcha = 10
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)
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type pubSrv struct {
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api.UnimplementedPubServant
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*base.DaoServant
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}
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type pubBinding struct {
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*api.UnimplementedPubBinding
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}
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type pubRender struct {
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*api.UnimplementedPubRender
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}
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func (b *pubBinding) BindTweetComments(c *gin.Context) (*web.TweetCommentsReq, mir.Error) {
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tweetId := convert.StrTo(c.Query("id")).MustInt64()
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page, pageSize := app.GetPageInfo(c)
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return &web.TweetCommentsReq{
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TweetId: tweetId,
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SortStrategy: c.Query("sort_strategy"),
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Page: page,
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PageSize: pageSize,
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}, nil
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}
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func (s *pubSrv) TopicList(req *web.TopicListReq) (*web.TopicListResp, mir.Error) {
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// tags, err := broker.GetPostTags(¶m)
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num := req.Num
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if num > conf.AppSetting.MaxPageSize {
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num = conf.AppSetting.MaxPageSize
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}
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tags, err := s.Ds.ListTags(req.Type, num, 0)
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if err != nil {
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return nil, _errGetPostTagsFailed
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}
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return &web.TopicListResp{
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Topics: tags,
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}, nil
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}
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func (s *pubSrv) TweetComments(req *web.TweetCommentsReq) (*web.TweetCommentsResp, mir.Error) {
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sort := "id ASC"
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if req.SortStrategy == "newest" {
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sort = "id DESC"
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}
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conditions := &core.ConditionsT{
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"post_id": req.TweetId,
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"ORDER": sort,
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}
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comments, err := s.Ds.GetComments(conditions, (req.Page-1)*req.PageSize, req.PageSize)
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if err != nil {
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return nil, _errGetCommentsFailed
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}
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userIDs := []int64{}
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commentIDs := []int64{}
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for _, comment := range comments {
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userIDs = append(userIDs, comment.UserID)
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commentIDs = append(commentIDs, comment.ID)
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}
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users, err := s.Ds.GetUsersByIDs(userIDs)
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if err != nil {
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return nil, _errGetCommentsFailed
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}
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contents, err := s.Ds.GetCommentContentsByIDs(commentIDs)
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if err != nil {
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return nil, _errGetCommentsFailed
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}
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replies, err := s.Ds.GetCommentRepliesByID(commentIDs)
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if err != nil {
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return nil, _errGetCommentsFailed
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}
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commentsFormated := []*core.CommentFormated{}
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for _, comment := range comments {
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commentFormated := comment.Format()
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for _, content := range contents {
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if content.CommentID == comment.ID {
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commentFormated.Contents = append(commentFormated.Contents, content)
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}
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}
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for _, reply := range replies {
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if reply.CommentID == commentFormated.ID {
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commentFormated.Replies = append(commentFormated.Replies, reply)
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}
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}
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for _, user := range users {
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if user.ID == comment.UserID {
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commentFormated.User = user.Format()
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}
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}
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commentsFormated = append(commentsFormated, commentFormated)
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}
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// 获取总量
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totalRows, _ := s.Ds.GetCommentCount(conditions)
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resp := base.PageRespFrom(commentsFormated, req.Page, req.PageSize, totalRows)
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return (*web.TweetCommentsResp)(resp), nil
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}
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func (s *pubSrv) TweetDetail(req *web.TweetDetailReq) (*web.TweetDetailResp, mir.Error) {
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post, err := s.Ds.GetPostByID(req.TweetId)
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if err != nil {
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return nil, _errGetPostFailed
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}
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postContents, err := s.Ds.GetPostContentsByIDs([]int64{post.ID})
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if err != nil {
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return nil, _errGetPostFailed
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}
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users, err := s.Ds.GetUsersByIDs([]int64{post.UserID})
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if err != nil {
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return nil, _errGetPostFailed
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}
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// 数据整合
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postFormated := post.Format()
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for _, user := range users {
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postFormated.User = user.Format()
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}
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for _, content := range postContents {
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if content.PostID == post.ID {
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postFormated.Contents = append(postFormated.Contents, content.Format())
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}
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}
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return (*web.TweetDetailResp)(postFormated), nil
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}
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func (s *pubSrv) SendCaptcha(req *web.SendCaptchaReq) mir.Error {
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ctx := context.Background()
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// 验证图片验证码
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if res, err := s.Redis.Get(ctx, "PaoPaoCaptcha:"+req.ImgCaptchaID).Result(); err != nil || res != req.ImgCaptcha {
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logrus.Debugf("get captcha err:%s expect:%s got:%s", err, res, req.ImgCaptcha)
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return _errErrorCaptchaPassword
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}
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s.Redis.Del(ctx, "PaoPaoCaptcha:"+req.ImgCaptchaID).Result()
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// 今日频次限制
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if res, _ := s.Redis.Get(ctx, "PaoPaoSmsCaptcha:"+req.Phone).Result(); convert.StrTo(res).MustInt() >= _MaxPhoneCaptcha {
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return _errTooManyPhoneCaptchaSend
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}
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if err := s.Ds.SendPhoneCaptcha(req.Phone); err != nil {
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return xerror.ServerError
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}
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// 写入计数缓存
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s.Redis.Incr(ctx, "PaoPaoSmsCaptcha:"+req.Phone).Result()
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currentTime := time.Now()
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endTime := time.Date(currentTime.Year(), currentTime.Month(), currentTime.Day(), 23, 59, 59, 0, currentTime.Location())
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s.Redis.Expire(ctx, "PaoPaoSmsCaptcha:"+req.Phone, endTime.Sub(currentTime))
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return nil
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}
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func (s *pubSrv) GetCaptcha() (*web.GetCaptchaResp, mir.Error) {
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cap := captcha.New()
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if err := cap.AddFontFromBytes(assets.ComicBytes); err != nil {
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logrus.Errorf("cap.AddFontFromBytes err:%s", err)
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return nil, xerror.ServerError
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}
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cap.SetSize(160, 64)
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cap.SetDisturbance(captcha.MEDIUM)
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cap.SetFrontColor(color.RGBA{0, 0, 0, 255})
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cap.SetBkgColor(color.RGBA{218, 240, 228, 255})
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img, password := cap.Create(6, captcha.NUM)
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emptyBuff := bytes.NewBuffer(nil)
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if err := png.Encode(emptyBuff, img); err != nil {
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logrus.Errorf("png.Encode err:%s", err)
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return nil, xerror.ServerError
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}
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key := utils.EncodeMD5(uuid.Must(uuid.NewV4()).String())
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// 五分钟有效期
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s.Redis.SetEx(context.Background(), "PaoPaoCaptcha:"+key, password, time.Minute*5)
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return &web.GetCaptchaResp{
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Id: key,
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Content: "data:image/png;base64," + base64.StdEncoding.EncodeToString(emptyBuff.Bytes()),
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}, nil
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}
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func (s *pubSrv) Register(req *web.RegisterReq) (*web.RegisterResp, mir.Error) {
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// 用户名检查
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if err := s.validUsername(req.Username); err != nil {
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return nil, err
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}
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// 密码检查
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if err := checkPassword(req.Password); err != nil {
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logrus.Errorf("scheckPassword err: %v", err)
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return nil, _errUserRegisterFailed
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}
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password, salt := encryptPasswordAndSalt(req.Password)
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user := &core.User{
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Nickname: req.Username,
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Username: req.Username,
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Password: password,
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Avatar: getRandomAvatar(),
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Salt: salt,
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Status: core.UserStatusNormal,
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}
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user, err := s.Ds.CreateUser(user)
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if err != nil {
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logrus.Errorf("Ds.CreateUser err: %s", err)
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return nil, _errUserRegisterFailed
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}
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return &web.RegisterResp{
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UserId: user.ID,
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Username: user.Username,
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}, nil
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}
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func (s *pubSrv) Login(req *web.LoginReq) (*web.LoginResp, mir.Error) {
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ctx := context.Background()
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user, err := s.Ds.GetUserByUsername(req.Username)
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if err != nil {
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logrus.Errorf("Ds.GetUserByUsername err:%s", err)
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return nil, xerror.UnauthorizedAuthNotExist
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}
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if user.Model != nil && user.ID > 0 {
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if errTimes, err := s.Redis.Get(ctx, fmt.Sprintf("%s:%d", _LoginErrKey, user.ID)).Result(); err == nil {
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if convert.StrTo(errTimes).MustInt() >= _MaxLoginErrTimes {
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return nil, _errTooManyLoginError
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}
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}
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// 对比密码是否正确
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if validPassword(user.Password, req.Password, user.Salt) {
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if user.Status == core.UserStatusClosed {
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return nil, _errUserHasBeenBanned
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}
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// 清空登录计数
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s.Redis.Del(ctx, fmt.Sprintf("%s:%d", _LoginErrKey, user.ID))
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} else {
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// 登录错误计数
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_, err = s.Redis.Incr(ctx, fmt.Sprintf("%s:%d", _LoginErrKey, user.ID)).Result()
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if err == nil {
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s.Redis.Expire(ctx, fmt.Sprintf("%s:%d", _LoginErrKey, user.ID), time.Hour).Result()
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}
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return nil, xerror.UnauthorizedAuthFailed
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}
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} else {
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return nil, xerror.UnauthorizedAuthNotExist
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}
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token, err := app.GenerateToken(user)
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if err != nil {
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logrus.Errorf("app.GenerateToken err: %v", err)
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return nil, xerror.UnauthorizedTokenGenerate
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}
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return &web.LoginResp{
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Token: token,
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}, nil
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}
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func (s *pubSrv) Version() (*web.VersionResp, mir.Error) {
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return &web.VersionResp{
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BuildInfo: debug.ReadBuildInfo(),
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}, nil
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}
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// validUsername 验证用户
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func (s *pubSrv) validUsername(username string) mir.Error {
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// 检测用户是否合规
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if utf8.RuneCountInString(username) < 3 || utf8.RuneCountInString(username) > 12 {
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return _errUsernameLengthLimit
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}
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if !regexp.MustCompile(`^[a-zA-Z0-9]+$`).MatchString(username) {
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return _errUsernameCharLimit
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}
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// 重复检查
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user, _ := s.Ds.GetUserByUsername(username)
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if user.Model != nil && user.ID > 0 {
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return _errUsernameHasExisted
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}
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return nil
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}
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func newPubSrv(s *base.DaoServant) api.Pub {
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return &pubSrv{
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DaoServant: s,
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}
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}
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func newPubBinding() api.PubBinding {
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return &pubBinding{
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UnimplementedPubBinding: &api.UnimplementedPubBinding{
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BindAny: base.BindAny,
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},
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}
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}
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func newPubRender() api.PubRender {
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return &pubRender{
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UnimplementedPubRender: &api.UnimplementedPubRender{
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RenderAny: base.RenderAny,
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},
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}
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}
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