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implement custom 404 pages

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crystal 2022-05-20 17:56:45 -06:00
parent a2c5376d9a
commit 832a4ecd63
1 changed files with 24 additions and 2 deletions
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26
server/upstream/upstream.go
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@ -22,6 +22,11 @@ var upstreamIndexPages = []string{
"index.html", "index.html",
} }
// upstreamNotFoundPages lists pages that may be considered as custom 404 Not Found pages.
var upstreamNotFoundPages = []string{
"404.html",
}
// Options provides various options for the upstream request. // Options provides various options for the upstream request.
type Options struct { type Options struct {
TargetOwner, TargetOwner,
@ -124,6 +129,21 @@ func (o *Options) Upstream(ctx *fasthttp.RequestCtx, giteaRoot, giteaAPIToken st
} }
} }
ctx.Response.SetStatusCode(fasthttp.StatusNotFound) ctx.Response.SetStatusCode(fasthttp.StatusNotFound)
if o.TryIndexPages {
// copy the o struct & try if a not found page exists
optionsForNotFoundPages := *o
optionsForNotFoundPages.TryIndexPages = false
optionsForNotFoundPages.appendTrailingSlash = false
for _, notFoundPage := range upstreamNotFoundPages {
optionsForNotFoundPages.TargetPath = "/" + notFoundPage
if optionsForNotFoundPages.Upstream(ctx, giteaRoot, giteaAPIToken, branchTimestampCache, fileResponseCache) {
_ = fileResponseCache.Set(uri+"?timestamp="+strconv.FormatInt(o.BranchTimestamp.Unix(), 10), fileResponse{
exists: false,
}, fileCacheTimeout)
return true
}
}
}
if res != nil { if res != nil {
// Update cache if the request is fresh // Update cache if the request is fresh
_ = fileResponseCache.Set(uri+"?timestamp="+strconv.FormatInt(o.BranchTimestamp.Unix(), 10), fileResponse{ _ = fileResponseCache.Set(uri+"?timestamp="+strconv.FormatInt(o.BranchTimestamp.Unix(), 10), fileResponse{
@ -166,8 +186,10 @@ func (o *Options) Upstream(ctx *fasthttp.RequestCtx, giteaRoot, giteaAPIToken st
} }
ctx.Response.Header.SetContentType(mimeType) ctx.Response.Header.SetContentType(mimeType)
// Everything's okay so far if ( ctx.Response.StatusCode() != fasthttp.StatusNotFound ) {
ctx.Response.SetStatusCode(fasthttp.StatusOK) // Everything's okay so far
ctx.Response.SetStatusCode(fasthttp.StatusOK)
}
ctx.Response.Header.SetLastModified(o.BranchTimestamp) ctx.Response.Header.SetLastModified(o.BranchTimestamp)
log.Debug().Msg("response preparations") log.Debug().Msg("response preparations")