hoteas
f2f1fcc9aa
- 完成 ReqParam/ReqParams 方法实现，用于获取 URL 参数并返回 *Obj - 完成 ReqForm/ReqForms 方法实现，用于获取表单数据并返回 *Obj - 完成 ReqJson/ReqJsons 方法实现，用于获取 JSON Body 并返回 *Obj - 完成 ReqFile/ReqFiles 方法实现，用于获取上传文件 - 完成 ReqData/ReqDatas 方法实现，用于统一封装请求数据获取并返回 *Obj - 更新计划文件状态，标记所有相关功能模块为已完成
94 lines
1.6 KiB
Go
94 lines
1.6 KiB
Go
package db
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import (
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. "code.hoteas.com/golang/hotime/common"
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"os"
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"strings"
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)
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// backupSave 保存备份
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// path: 备份文件路径
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// tt: 表名
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// code: 备份类型 0=全部, 1=仅数据, 2=仅DDL
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func (that *HoTimeDB) backupSave(path string, tt string, code int) {
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fd, _ := os.OpenFile(path, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0644)
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defer fd.Close()
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str := "\r\n"
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if code == 0 || code == 2 {
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str += that.backupDdl(tt)
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}
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if code == 0 || code == 1 {
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str += "insert into `" + tt + "`\r\n\r\n("
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str += that.backupCol(tt)
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}
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_, _ = fd.Write([]byte(str))
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}
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// backupDdl 备份表结构（DDL）
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func (that *HoTimeDB) backupDdl(tt string) string {
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data := that.Query("show create table " + tt)
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if len(data) == 0 {
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return ""
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}
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return ObjToStr(data[0]["Create Table"]) + ";\r\n\r\n"
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}
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// backupCol 备份表数据
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func (that *HoTimeDB) backupCol(tt string) string {
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str := ""
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data := that.Select(tt, "*")
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lthData := len(data)
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if lthData == 0 {
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return str
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}
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lthCol := len(data[0])
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col := make([]string, lthCol)
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tempLthData := 0
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for k := range data[0] {
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if tempLthData == lthCol-1 {
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str += "`" + k + "`) "
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} else {
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str += "`" + k + "`,"
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}
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col[tempLthData] = k
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tempLthData++
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}
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str += " values"
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for j := 0; j < lthData; j++ {
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for m := 0; m < lthCol; m++ {
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if m == 0 {
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str += "("
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}
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v := "NULL"
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if data[j][col[m]] != nil {
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v = "'" + strings.Replace(ObjToStr(data[j][col[m]]), "'", `\'`, -1) + "'"
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}
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if m == lthCol-1 {
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str += v + ") "
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} else {
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str += v + ","
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}
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}
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if j == lthData-1 {
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str += ";\r\n\r\n"
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} else {
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str += ",\r\n\r\n"
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}
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}
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return str
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}
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