// 获得资源详细信息
func FindResource(id string) (resourceMap map[string]interface{}, comments []map[string]interface{}) {
condition := "id=" + id
resource := model.NewResource()
err := resource.Where(condition).Find()
if err != nil {
logger.Errorln("resource service FindResource error:", err)
return
}
resourceMap = make(map[string]interface{})
util.Struct2Map(resourceMap, resource)
resourceMap["catname"] = GetCategoryName(resource.Catid)
// 链接的host
if resource.Form == model.LinkForm {
urlObj, err := url.Parse(resource.Url)
if err == nil {
resourceMap["host"] = urlObj.Host
}
} else {
resourceMap["url"] = "/resources/" + strconv.Itoa(resource.Id)
}
resourceEx := model.NewResourceEx()
err = resourceEx.Where(condition).Find()
if err != nil {
logger.Errorln("resource service FindResource Error:", err)
return
}
util.Struct2Map(resourceMap, resourceEx)
// 评论信息
comments, ownerUser, _ := FindObjComments(id, strconv.Itoa(model.TYPE_RESOURCE), resource.Uid, 0)
resourceMap["user"] = ownerUser
return
}
// 增加资源
func PublishResource(uid int, form url.Values) bool {
resource := model.NewResource()
err := util.ConvertAssign(resource, form)
if err != nil {
logger.Errorln("user ConvertAssign error", err)
return false
}
resource.Ctime = time.Now().Format("2006-01-02 15:04:05")
resource.Uid = uid
id, err := resource.Insert()
if err != nil {
logger.Errorln("PublishResource error:", err)
return false
}
// 发布资源，活跃度+10
go IncUserWeight("uid="+strconv.Itoa(uid), 10)
// 入扩展表
resourceEx := model.NewResourceEx()
resourceEx.Id = int(id)
if _, err := resourceEx.Insert(); err != nil {
logger.Errorln("PublishResource Ex error:", err)
return false
}
return true
}
// 更新该主题的喜欢数
// objid：被喜欢对象id；num: 喜欢数(负数表示取消喜欢)
func (self ResourceLike) UpdateLike(objid, num int) {
// 更新喜欢数（TODO：暂时每次都更新表）
err := model.NewResourceEx().Where("id=?", objid).Increment("likenum", num)
if err != nil {
logger.Errorln("更新资源喜欢数失败：", err)
}
}
// 更新该资源的评论信息
// cid：评论id；objid：被评论对象id；uid：评论者；cmttime：评论时间
func (self ResourceComment) UpdateComment(cid, objid, uid int, cmttime string) {
id := strconv.Itoa(objid)
// 更新评论数（TODO：暂时每次都更新表）
err := model.NewResourceEx().Where("id="+id).Increment("cmtnum", 1)
if err != nil {
logger.Errorln("更新资源评论数失败：", err)
}
}
// 索引资源
func IndexingResource(isAll bool) {
solrClient := NewSolrClient()
resourceObj := model.NewResource()
resourceExObj := model.NewResourceEx()
limit := strconv.Itoa(MaxRows)
if isAll {
id := 0
for {
resourceList, err := resourceObj.Where("id>?", id).Limit(limit).FindAll()
if err != nil {
logger.Errorln("IndexingResource error:", err)
break
}
if len(resourceList) == 0 {
break
}
ids := util.Models2Intslice(resourceList, "Id")
tmpStr := strings.Repeat("?,", len(ids))
query := "id in(" + tmpStr[:len(tmpStr)-1] + ")"
args := make([]interface{}, len(ids))
for i, rid := range ids {
args[i] = rid
}
resourceExList, err := resourceExObj.Where(query, args...).FindAll()
if err != nil {
logger.Errorln("IndexingResource error:", err)
break
}
resourceExMap := make(map[int]*model.ResourceEx, len(resourceExList))
for _, resourceEx := range resourceExList {
resourceExMap[resourceEx.Id] = resourceEx
}
for _, resource := range resourceList {
if id < resource.Id {
id = resource.Id
}
resourceEx, _ := resourceExMap[resource.Id]
document := model.NewDocument(resource, resourceEx)
addCommand := model.NewDefaultArgsAddCommand(document)
solrClient.Push(addCommand)
}
solrClient.Post()
}
}
}
// 获得某个分类的资源列表
func FindResourcesByCatid(catid string) []map[string]interface{} {
resourceList, err := model.NewResource().Where("catid=" + catid).Order("mtime DESC").FindAll()
if err != nil {
logger.Errorln("resource service FindResourcesByCatid error:", err)
return nil
}
count := len(resourceList)
ids := make([]int, count)
uids := make(map[int]int)
for i, resource := range resourceList {
ids[i] = resource.Id
uids[resource.Uid] = resource.Uid
}
// 获取扩展信息（计数）
resourceExList, err := model.NewResourceEx().Where("id in(" + util.Join(ids, ",") + ")").FindAll()
if err != nil {
logger.Errorln("resource service FindResourcesByCatid Error:", err)
return nil
}
resourceExMap := make(map[int]*model.ResourceEx, len(resourceExList))
for _, resourceEx := range resourceExList {
resourceExMap[resourceEx.Id] = resourceEx
}
userMap := getUserInfos(uids)
resources := make([]map[string]interface{}, count)
for i, resource := range resourceList {
tmpMap := make(map[string]interface{})
util.Struct2Map(tmpMap, resource)
util.Struct2Map(tmpMap, resourceExMap[resource.Id])
tmpMap["user"] = userMap[resource.Uid]
// 链接的host
if resource.Form == model.LinkForm {
urlObj, err := url.Parse(resource.Url)
if err == nil {
tmpMap["host"] = urlObj.Host
}
} else {
tmpMap["url"] = "/resources/" + strconv.Itoa(resource.Id)
}
resources[i] = tmpMap
}
return resources
}
// flush 将浏览数刷入数据库中
func (this *view) flush() {
this.locker.Lock()
defer this.locker.Unlock()
objid := strconv.Itoa(this.objid)
switch this.objtype {
case model.TYPE_TOPIC:
model.NewTopicEx().Where("tid="+objid).Increment("view", this.num)
case model.TYPE_ARTICLE:
model.NewArticle().Where("id="+objid).Increment("viewnum", this.num)
case model.TYPE_RESOURCE:
model.NewResourceEx().Where("id="+objid).Increment("viewnum", this.num)
case model.TYPE_PROJECT:
model.NewOpenProject().Where("id="+objid).Increment("viewnum", this.num)
}
this.num = 0
}
// 处理 Reddit 中的一条资源
func dealRedditOneResource(contentSelection *goquery.Selection) error {
aSelection := contentSelection.Find(".title a.title")
title := aSelection.Text()
if title == "" {
return errors.New("title is empty")
}
resourceUrl, ok := aSelection.Attr("href")
if !ok || resourceUrl == "" {
return errors.New("resource url is empty")
}
isReddit := false
resource := model.NewResource()
// Reddit 自身的内容
if contentSelection.HasClass("self") {
isReddit = true
resourceUrl = Reddit + resourceUrl
}
err := resource.Where("url=?", resourceUrl).Find("id")
// 已经存在
if resource.Id != 0 {
// 如果是 reddit 本身的，可以更新评论信息
if !isReddit {
return errors.New("url" + resourceUrl + "has exists!")
}
}
if isReddit {
resource.Form = model.ContentForm
var doc *goquery.Document
if doc, err = goquery.NewDocument(resourceUrl); err != nil {
return errors.New("goquery reddit.com/r/golang self newdocument error:" + err.Error())
}
content, err := doc.Find("#siteTable .usertext .md").Html()
if err != nil {
return err
}
doc.Find(".commentarea .comment .usertext .md").Each(func(i int, contentSel *goquery.Selection) {
if i == 0 {
content += `<hr/>**评论：**<br/><br/>`
}
comment, err := contentSel.Html()
if err != nil {
return
}
comment = strings.TrimSpace(comment)
comment = resourceRe.ReplaceAllLiteralString(comment, "\n")
author := contentSel.ParentsFiltered(".usertext").Prev().Find(".author").Text()
content += author + ": <pre>" + comment + "</pre>"
})
if strings.TrimSpace(content) == "" {
return errors.New("goquery reddit.com/r/golang self newdocument(" + resourceUrl + ") error: content is empty")
}
resource.Content = content
// reddit 本身的，当做其他资源
resource.Catid = 4
} else {
resource.Form = model.LinkForm
// Github，是开源项目
if contentSelection.Find(".title .domain a").Text() == "github.com" {
resource.Catid = 2
} else {
resource.Catid = 1
}
}
resource.Title = title
resource.Url = resourceUrl
resource.Uid = PresetUids[rand.Intn(4)]
ctime := util.TimeNow()
datetime, ok := contentSelection.Find(".tagline time").Attr("datetime")
if ok {
dtime, err := time.ParseInLocation(time.RFC3339, datetime, time.UTC)
if err != nil {
logger.Errorln("parse ctime error:", err)
} else {
ctime = dtime.Local().Format("2006-01-02 15:04:05")
}
}
resource.Ctime = ctime
if resource.Id == 0 {
var id int64
id, err = resource.Insert()
if err != nil {
return errors.New("insert into Resource error:" + err.Error())
}
// 存扩展信息
resourceEx := model.NewResourceEx()
resourceEx.Id = int(id)
if _, err = resourceEx.Insert(); err != nil {
return errors.New("insert into ResourceEx error:" + err.Error())
}
} else {
if err = resource.Persist(resource); err != nil {
return errors.New("persist resource:" + strconv.Itoa(resource.Id) + " error:" + err.Error())
}
}
return nil
}
// 增加（修改）资源
func PublishResource(user map[string]interface{}, form url.Values) (err error) {
uid := user["uid"].(int)
resource := model.NewResource()
if form.Get("id") != "" {
err = resource.Where("id=?", form.Get("id")).Find()
if err != nil {
logger.Errorln("Publish Resource find error:", err)
return
}
isAdmin := false
if _, ok := user["isadmin"]; ok {
isAdmin = user["isadmin"].(bool)
}
if resource.Uid != uid && !isAdmin {
err = NotModifyAuthorityErr
return
}
fields := []string{"title", "catid", "form", "url", "content"}
if form.Get("form") == model.LinkForm {
form.Set("content", "")
} else {
form.Set("url", "")
}
id := form.Get("id")
query, args := updateSetClause(form, fields)
err = resource.Set(query, args...).Where("id=?", id).Update()
if err != nil {
logger.Errorf("更新資源 【%s】 信息失败：%s\n", id, err)
return
}
// 修改資源，活跃度+2
go IncUserWeight("uid="+strconv.Itoa(uid), 2)
} else {
util.ConvertAssign(resource, form)
resource.Uid = uid
resource.Ctime = util.TimeNow()
var id int64
id, err = resource.Insert()
if err != nil {
logger.Errorln("Publish Resource error:", err)
return
}
// 存扩展信息
resourceEx := model.NewResourceEx()
resourceEx.Id = int(id)
if _, err = resourceEx.Insert(); err != nil {
logger.Errorln("PublishResource Ex error:", err)
return
}
// 给 被@用户 发系统消息
/*
ext := map[string]interface{}{
"objid": id,
"objtype": model.TYPE_RESOURCE,
"uid": user["uid"],
"msgtype": model.MsgtypePublishAtMe,
}
go SendSysMsgAtUsernames(form.Get("usernames"), ext)
*/
// 发布主题，活跃度+10
go IncUserWeight("uid="+strconv.Itoa(uid), 10)
}
return
}
// 获得某个分类的资源列表
// page 当前第几页
func FindResourcesByCatid(catid string, page int) (resources []map[string]interface{}, total int) {
var offset = 0
if page > 1 {
offset = (page - 1) * PAGE_NUM
}
resourceObj := model.NewResource()
limit := strconv.Itoa(offset) + "," + strconv.Itoa(PAGE_NUM)
resourceList, err := resourceObj.Where("catid=?", catid).Order("mtime DESC").Limit(limit).FindAll()
if err != nil {
logger.Errorln("resource service FindResourcesByCatid error:", err)
return
}
// 获得该类别总资源数
total, err = resourceObj.Count()
if err != nil {
logger.Errorln("resource service resourceObj.Count Error:", err)
return
}
count := len(resourceList)
ids := make([]int, count)
uids := make([]int, count)
for i, resource := range resourceList {
ids[i] = resource.Id
uids[i] = resource.Uid
}
// 获取扩展信息（计数）
resourceExList, err := model.NewResourceEx().Where("id in(" + util.Join(ids, ",") + ")").FindAll()
if err != nil {
logger.Errorln("resource service FindResourcesByCatid Error:", err)
return
}
resourceExMap := make(map[int]*model.ResourceEx, len(resourceExList))
for _, resourceEx := range resourceExList {
resourceExMap[resourceEx.Id] = resourceEx
}
userMap := GetUserInfos(uids)
resources = make([]map[string]interface{}, count)
for i, resource := range resourceList {
tmpMap := make(map[string]interface{})
util.Struct2Map(tmpMap, resource)
util.Struct2Map(tmpMap, resourceExMap[resource.Id])
tmpMap["user"] = userMap[resource.Uid]
// 链接的host
if resource.Form == model.LinkForm {
urlObj, err := url.Parse(resource.Url)
if err == nil {
tmpMap["host"] = urlObj.Host
}
} else {
tmpMap["url"] = "/resources/" + strconv.Itoa(resource.Id)
}
resources[i] = tmpMap
}
return
}
