mirror of
https://github.com/nitezs/sub2clash.git
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8d06ab3175
fix: 修复当订阅链接有多个 clash 配置时丢失节点的问题 update: 增加检测更新 modify: 修改数据库路径 modify: 修改短链生成逻辑 modify: 统一输出信息
80 lines
1.9 KiB
Go
80 lines
1.9 KiB
Go
package controller
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import (
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"errors"
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"github.com/gin-gonic/gin"
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"gorm.io/gorm"
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"net/http"
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"strings"
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"sub2clash/config"
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"sub2clash/model"
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"sub2clash/utils"
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"sub2clash/utils/database"
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"sub2clash/validator"
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"time"
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)
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func ShortLinkGenHandler(c *gin.Context) {
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// 从请求中获取参数
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var params validator.ShortLinkGenValidator
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if err := c.ShouldBind(¶ms); err != nil {
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c.String(400, "参数错误: "+err.Error())
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}
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if strings.TrimSpace(params.Url) == "" {
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c.String(400, "参数错误")
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return
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}
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// 生成hash
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hash := utils.RandomString(config.Default.ShortLinkLength)
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// 存入数据库
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var item model.ShortLink
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result := database.FindShortLinkByUrl(params.Url, &item)
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if result.Error == nil {
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c.String(200, item.Hash)
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return
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} else {
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if !errors.Is(result.Error, gorm.ErrRecordNotFound) {
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c.String(500, "数据库错误: "+result.Error.Error())
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return
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}
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}
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// 如果记录存在则重新生成hash，直到记录不存在
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result = database.FindShortLinkByHash(hash, &item)
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for result.Error == nil {
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hash = utils.RandomString(config.Default.ShortLinkLength)
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result = database.FindShortLinkByHash(hash, &item)
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}
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// 创建记录
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database.FirstOrCreateShortLink(
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&model.ShortLink{
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Hash: hash,
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Url: params.Url,
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LastRequestTime: -1,
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},
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)
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// 返回短链接
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c.String(200, hash)
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}
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func ShortLinkGetHandler(c *gin.Context) {
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// 获取动态路由
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hash := c.Param("hash")
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if strings.TrimSpace(hash) == "" {
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c.String(400, "参数错误")
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return
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}
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// 查询数据库
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var shortLink model.ShortLink
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result := database.FindShortLinkByHash(hash, &shortLink)
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// 重定向
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if result.Error != nil {
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c.String(404, "未找到短链接")
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return
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}
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// 更新最后访问时间
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shortLink.LastRequestTime = time.Now().Unix()
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database.SaveShortLink(&shortLink)
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uri := config.Default.BasePath + shortLink.Url
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c.Redirect(http.StatusTemporaryRedirect, uri)
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}
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