41 lines
811 B
Go
41 lines
811 B
Go
package web
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import (
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"mapserver/app"
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"mapserver/vfs"
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"net/http"
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"strings"
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)
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type MediaHandler struct {
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ctx *app.App
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}
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func (h *MediaHandler) ServeHTTP(resp http.ResponseWriter, req *http.Request) {
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str := strings.TrimPrefix(req.URL.Path, "/api/media/")
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parts := strings.Split(str, "/")
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if len(parts) != 1 {
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resp.WriteHeader(500)
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resp.Write([]byte("wrong number of arguments"))
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return
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}
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filename := parts[0]
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fallback, hasfallback := req.URL.Query()["fallback"]
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content := h.ctx.MediaRepo[filename]
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if content == nil && hasfallback && len(fallback) > 0 {
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content, _ = vfs.FSByte(h.ctx.Config.Webdev, "/pics/"+fallback[0])
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}
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if content != nil {
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resp.Write(content)
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resp.Header().Add("content-type", "image/png")
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return
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}
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resp.WriteHeader(404)
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resp.Write([]byte(filename))
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}
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