72 lines
1.4 KiB
Go
72 lines
1.4 KiB
Go
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package main
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import (
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"mime"
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"net/http"
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"strings"
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"time"
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"code.gitea.io/sdk/gitea"
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"github.com/patrickmn/go-cache"
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log "github.com/sirupsen/logrus"
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)
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var (
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pageCache = cache.New(6 * time.Hour, 1 * time.Hour)
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)
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type PageContentCache struct {
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Content []byte
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mimeType string
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}
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func makePageContentCacheEntry(username, path string) string {
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return username + ":" + path
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}
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func serveFile(username string, path string, giteaClient *gitea.Client, w http.ResponseWriter) {
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// Provide a default
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if path == "" {
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path = "/index.html"
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}
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// Strip away a starting / as it messes with Gitea
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if path[:1] == "/" {
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path = path[1:]
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}
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key := makePageContentCacheEntry(username, path)
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entry, found := pageCache.Get(key)
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var content []byte
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var mimeType string
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if found {
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log.Debugf("Returning %s from cache", path)
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content = entry.(PageContentCache).Content
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mimeType = entry.(PageContentCache).mimeType
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} else {
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content, _, err := giteaClient.GetFile(username, "pages", PagesBranch, path, false)
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if err != nil {
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log.Errorf("Failed to get file %s (%s)", path, err)
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w.WriteHeader(404)
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return
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}
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pathParts := strings.Split(path, ".")
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ext := pathParts[len(pathParts) - 1]
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mimeType := mime.TypeByExtension("." + ext)
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pageCache.Set(
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key,
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PageContentCache{
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content,
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mimeType,
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},
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cache.DefaultExpiration,
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)
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}
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w.WriteHeader(200)
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w.Header().Set("Content-Type", mimeType)
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w.Write(content)
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}
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