return fmt.Sprintf("http://www.gravatar.com/avatar/%s?s=%d", util.Md5(email), size)
},
// 转为前端显示需要的时间格式
"formatTime": func(i interface{}) string {
ctime, ok := i.(string)
if !ok {
return ""
}
t, _ := time.Parse("2006-01-02 15:04:05", ctime)
return t.Format(time.RFC3339) + "+08:00"
},
"substring": func(str string, length int, suffix string) string {
if length >= len(str) {
return str
}
utf8Str := util.NewString(str)
if length > utf8Str.RuneCount() {
return str
}
return utf8Str.Slice(0, length) + suffix
},
// if 比较
"eq": func(a, b string) bool {
if a == b {
return true
}
return false
},
"noteq": func(a, b string) bool {
if a == b {
return false
// DoSearch 搜索
func (self SearcherLogic) DoSearch(q, field string, start, rows int) (*model.ResponseBody, error) {
selectUrl := self.engineUrl + "/select?"
var values = url.Values{
"wt": []string{"json"},
"hl": []string{"true"},
"hl.fl": []string{"title,content"},
"hl.simple.pre": []string{"<em>"},
"hl.simple.post": []string{"</em>"},
"hl.fragsize": []string{strconv.Itoa(searchContentLen)},
"start": []string{strconv.Itoa(start)},
"rows": []string{strconv.Itoa(rows)},
}
if q == "" {
values.Add("q", "*:*")
} else {
searchStat := &model.SearchStat{}
MasterDB.Where("keyword=?", q).Get(searchStat)
if searchStat.Id > 0 {
MasterDB.Where("keyword=?", q).Incr("times", 1).Update(new(model.SearchStat))
} else {
searchStat.Keyword = q
searchStat.Times = 1
_, err := MasterDB.Insert(searchStat)
if err != nil {
MasterDB.Where("keyword=?", q).Incr("times", 1).Update(new(model.SearchStat))
}
}
}
isTag := false
// TODO: 目前大部分都没有tag，因此，对tag特殊处理
if field == "text" || field == "tag" {
if field == "tag" {
isTag = true
}
field = ""
}
if field != "" {
values.Add("df", field)
if q != "" {
values.Add("q", q)
}
} else {
// 全文检索
if q != "" {
if isTag {
values.Add("q", "title:"+q+"^2"+" OR tags:"+q+"^4 OR content:"+q+"^0.2")
} else {
values.Add("q", "title:"+q+"^2"+" OR content:"+q+"^0.2")
}
}
}
resp, err := http.Get(selectUrl + values.Encode())
if err != nil {
logger.Errorln("search error:", err)
return &model.ResponseBody{}, err
}
defer resp.Body.Close()
var searchResponse model.SearchResponse
err = json.NewDecoder(resp.Body).Decode(&searchResponse)
if err != nil {
logger.Errorln("parse response error:", err)
return &model.ResponseBody{}, err
}
if len(searchResponse.Highlight) > 0 {
for _, doc := range searchResponse.RespBody.Docs {
highlighting, ok := searchResponse.Highlight[doc.Id]
if ok {
if len(highlighting.Title) > 0 {
doc.HlTitle = highlighting.Title[0]
}
if len(highlighting.Content) > 0 {
doc.HlContent = highlighting.Content[0]
}
}
if doc.HlTitle == "" {
doc.HlTitle = doc.Title
}
if doc.HlContent == "" && doc.Content != "" {
utf8string := util.NewString(doc.Content)
maxLen := utf8string.RuneCount() - 1
if maxLen > searchContentLen {
maxLen = searchContentLen
}
doc.HlContent = util.NewString(doc.Content).Slice(0, maxLen)
}
doc.HlContent += "..."
}
}
if searchResponse.RespBody == nil {
searchResponse.RespBody = &model.ResponseBody{}
}
return searchResponse.RespBody, nil
}