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45 lines
970 B
Go
45 lines
970 B
Go
package ipip
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import (
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"fmt"
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"log"
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"os"
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"github.com/ipipdotnet/ipdb-go"
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)
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type IPIPFree struct {
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*ipdb.City
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}
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func NewIPIPFree(filePath string) IPIPFree {
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_, err := os.Stat(filePath)
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if err != nil && os.IsNotExist(err) {
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log.Printf("IPIP数据库不存在，请手动下载解压后保存到本地: %s \n", filePath)
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log.Println("下载链接： https://www.ipip.net/product/ip.html")
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os.Exit(1)
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return IPIPFree{}
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} else {
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db, err := ipdb.NewCity(filePath)
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if err != nil {
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log.Fatalln("IPIP 数据库 初始化失败")
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log.Fatal(err)
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os.Exit(1)
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}
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return IPIPFree{City: db}
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}
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}
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func (db IPIPFree) Find(ip string) string {
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info, err := db.FindInfo(ip, "CN")
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if err != nil {
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log.Fatalln("IPIP 查询失败：", err.Error())
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return ""
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} else {
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if info.CityName == "" {
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return fmt.Sprintf("%s %s", info.CountryName, info.RegionName)
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}
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return fmt.Sprintf("%s %s %s", info.CountryName, info.RegionName, info.CityName)
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}
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}
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