コード例 #1
0
ファイル: post.go プロジェクト: smtc/justTalk
func (ps postSlice) orderedBy(key string, desc bool) {
	var ms multiSorter

	byPoints := func(p1, p2 *Post) bool {
		return p1.Points < p2.Points
	}
	byPosted := func(p1, p2 *Post) bool {
		return p2.PostAt.After(p1.PostAt)
	}

	switch key {
	case "points":
		ms = multiSorter{less: []lessFunc{byPoints}}
	case "post_at":
		ms = multiSorter{less: []lessFunc{byPosted}}
	default:
		glog.Warn("orderedBy: posts sort by key %s not implement yet.\n", key)
		return
	}

	ms.posts = ps
	if desc {
		sort.Sort(sort.Reverse(&ms))
	} else {
		sort.Sort(&ms)
	}
}
コード例 #2
0
ファイル: post.go プロジェクト: smtc/justTalk
// taxonomy
func getTopicsByTaxonomy(tax string, start, count int) (posts []*Post, err error) {
	term, err := getTaxByName(tax, "category")
	if err != nil {
		if err == gorm.RecordNotFound {
			err = nil
		}
		return
	}
	// 写不出join语句,先一个个查吧...
	ids, err := getObjectsByTerm(term, start, count)
	if err != nil {
		if err == gorm.RecordNotFound {
			err = nil
		}
		return
	}

	for _, id := range ids {
		if post, err := getPostById(id.ObjectId, false); err == nil {
			posts = append(posts, post)
		} else {
			glog.Warn("getTopicsByTaxonomy: Not found post by id: %s tax: %s\n", id.ObjectId, tax)
		}
	}

	postSlice(posts).orderedBy("points", true)
	return
}
コード例 #3
0
ファイル: reply.go プロジェクト: smtc/justTalk
// 查找一个主题的回复
func getReplyByPid(pid string, start, count int, options ...interface{}) (posts []*Post, err error) {
	q := db.Where("sub_type=?", "reply").
		Where("post_parent=?", pid)

	if len(options) > 0 {
		opt := options[0].(map[string]interface{})
		for key, val := range opt {
			switch key {
			case "points":
				sval := strings.ToLower(val.(string))
				if sval != "desc" && sval != "asc" {
					glog.Warn("option for points invalid: %s, should be asc or desc.\n", sval)
					sval = "desc"
				}
				q = q.Order("points " + sval)
			}
		}
	} else {
		q = q.Order("floor asc")
	}

	err = q.Offset(start).
		Limit(count).
		Find(&posts).Error

	if err != nil && err != gorm.RecordNotFound {
		return
	}

	return
}
コード例 #4
0
ファイル: post.go プロジェクト: smtc/justTalk
// 更加不同的角度,查找posts
// point: default, digest, rocket, latest, controversy
func getPostsByPoint(point string, start, count int) (posts []*Post, ret int, err error) {
	q := db.Where("object_type=?", "post")
	switch point {
	case "default":
		q.Order("points desc")
	case "digest":
		q.Where("digest=1").Order("publish_at desc")
	case "latest":
		q.Order("post_at desc")
	case "rocket":
	// Todo
	case "controversy":
	// Todo
	default:
		glog.Warn("getPostsByPoint: unknown piont: %s\n", point)
	}

	err = q.Offset(start).Limit(count).Find(&posts).Error
	if err != gorm.RecordNotFound {
		err = nil
	}

	return
}