YumeMichi
d8875490b6
These CDN compatibility hacks are personal deployment adjustments and should not live in the public codebase. Keep them in a separate personal branch when needed, while preserving only the generic 99_0_115.zip probe-and-append behavior in the shared branch. Signed-off-by: Sean Du <do4suki@gmail.com>
105 lines
2.6 KiB
Go
105 lines
2.6 KiB
Go
package download
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import (
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"fmt"
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"honoka-chan/config"
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"honoka-chan/internal/middleware"
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"honoka-chan/internal/router"
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downloadschema "honoka-chan/internal/schema/download"
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"honoka-chan/internal/session"
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honokautils "honoka-chan/internal/utils"
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"io"
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"net/http"
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"time"
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"github.com/gin-gonic/gin"
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)
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const overrideServerConfigFileName = "99_0_115.zip"
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func update(ctx *gin.Context) {
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ss := session.Get(ctx)
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defer ss.Finalize()
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downloadReq := downloadschema.UpdateReq{}
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err := honokautils.ParseRequestData(ctx, &downloadReq)
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if ss.CheckErr(err) {
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return
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}
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pkgList := []downloadschema.UpdateData{}
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if downloadReq.ExternalVersion != config.PackageVersion {
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pkgType := 99
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var pkgInfo []PkgInfo
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err := ss.MainEng.Table("download_m").Where("pkg_type = ? AND pkg_os = ?", pkgType, downloadReq.TargetOs).
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OrderBy("pkg_id ASC, pkg_order ASC").Find(&pkgInfo)
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if ss.CheckErr(err) {
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return
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}
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for _, pkg := range pkgInfo {
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fileName := fmt.Sprintf("%d_%d_%d.zip", pkg.PkgType, pkg.PkgID, pkg.Order)
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url := fmt.Sprintf("%s/%s/archives/%s",
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config.Conf.Settings.CdnServer, downloadReq.TargetOs, fileName)
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pkgList = append(pkgList, downloadschema.UpdateData{
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Size: pkg.Size,
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URL: url,
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Version: config.PackageVersion,
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})
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}
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serverConfigURL := fmt.Sprintf("%s/%s/archives/%s",
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config.Conf.Settings.CdnServer, downloadReq.TargetOs, overrideServerConfigFileName)
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serverConfigSize, ok := getRemoteFileSize(serverConfigURL)
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if ok {
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pkgList = append(pkgList, downloadschema.UpdateData{
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Size: serverConfigSize,
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URL: serverConfigURL,
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Version: config.PackageVersion,
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})
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}
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}
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ss.Respond(downloadschema.UpdateResp{
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ResponseData: pkgList,
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ReleaseInfo: []any{},
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StatusCode: 200,
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})
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}
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func getRemoteFileSize(url string) (int, bool) {
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client := &http.Client{Timeout: 5 * time.Second}
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headReq, err := http.NewRequest(http.MethodHead, url, nil)
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if err == nil {
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if resp, err := client.Do(headReq); err == nil {
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_ = resp.Body.Close()
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if resp.StatusCode >= http.StatusOK &&
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resp.StatusCode < http.StatusMultipleChoices && resp.ContentLength > 0 {
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return int(resp.ContentLength), true
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}
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}
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}
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getResp, err := client.Get(url)
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if err != nil {
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return 0, false
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}
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defer getResp.Body.Close()
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if getResp.StatusCode < http.StatusOK || getResp.StatusCode >= http.StatusMultipleChoices {
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return 0, false
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}
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dataLen, err := io.Copy(io.Discard, getResp.Body)
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if err != nil {
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return 0, false
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}
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return int(dataLen), dataLen > 0
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}
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func init() {
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router.AddHandler("main.php", "POST", "/download/update", middleware.Common, update)
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}
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