//后台首页
func (this Controller) Index(w http.ResponseWriter, r *http.Request) {
sess, _ := globalSessions.SessionStart(w, r)
defer sess.SessionRelease(w)
if r.Method == "GET" {
if sess.Get("adminName") == nil || sess.Get("adminId") == nil {
http.Redirect(w, r, "/admin/login", http.StatusFound)
}
stdinfo := db.NewModel("info")
tmp, err := stdinfo.FindAll()
if err != nil {
unitl.CheckErr(err)
}
//fmt.Println(stdinfos)
//var stdInfos []interface{}
/*for _, v := range tmp {
stdInfos = append(stdInfos, v)
}*/
//fmt.Println(stdInfos)
//data := make(map[string]interface{})
//stdinfo2 := make(map[string]interface{})
//stdinfo2["info"] = stdinfos
//data["info"] = stdInfos
unitl.ReadHtml(w, "admin/index", tmp)
}
}
//NewModel工厂模式实例化一个数据库连接
func NewModel(tbname string) *model {
if len(tbname) < 0 {
err := errors.New("Sorry,you must select a table")
unitl.CheckErr(err)
}
sql := "select * from " + strings.TrimSpace(tbname)
rows, err := globalDB.Query(sql)
if err != nil {
unitl.CheckErr(err)
}
defer rows.Close()
fields, err := rows.Columns()
if err != nil {
unitl.CheckErr(err)
}
return &model{tbname: tbname, fields: fields}
}
func init() {
if globalDB != nil {
return
}
var err error
globalDB, err = sql.Open("mysql", "root:@/web_frame?charset=utf8")
if err != nil {
unitl.CheckErr(err)
}
}
//插入数据
func (m *model) Add(d data) error {
var sql string //sql语句
var slices []interface{} //存入数据库中的数据(格式化)
//拼接sql语句和数据装载
for i := 1; i < len(m.fields); i++ {
slices = append(slices, d[m.fields[i]])
sql += m.fields[i] + "=?, "
}
sql = "INSERT " + m.tbname + " SET " + sql
sql = sql[:len(sql)-2]
stmt, err := globalDB.Prepare(sql)
defer stmt.Close()
if err != nil {
unitl.CheckErr(err)
}
//fmt.Println(slices)
_, err = stmt.Exec(slices...) //插入数据
return err
}
//Index 首页
func (c *Controller) Index(w http.ResponseWriter, r *http.Request) {
//展示首页
if r.Method == "GET" {
//获取客户端ip与天气信息
var data = make(map[string]interface{}) //数据存储变量（天气，学校列表）
s := r.RemoteAddr
ip := s[0 : len(s)-6]
if ip == "127.0.0.1" {
data["err"] = "获取天气失败"
} else {
city, _ := unitl.GetCity(ip)
data, _ = unitl.GetWeather(city)
data["and"] = "~"
}
//获取学校
var schoolInfo []interface{}
school := db.NewModel("school")
defer school.Close()
tmp, err := school.FindAll()
if err != nil {
unitl.CheckErr(err)
}
for _, v := range tmp {
schoolInfo = append(schoolInfo, v)
}
data["school"] = schoolInfo
//加载首页魔板
if err := unitl.ReadHtml(w, "index", data); err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
}
} else {
unitl.ReadHtml(w, "404", nil)
}
}
