84 lines
2.1 KiB
Go
84 lines
2.1 KiB
Go
// SPDX-License-Identifier: 0BSD
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package main
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import (
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"bytes"
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"context"
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"errors"
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"fmt"
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"net/http"
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"os"
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"time"
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"example.com/eql-shaped/views"
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"gamertan.com/sandwich-hime/sando"
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)
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func main() {
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address := os.Getenv("HIMESAN_LISTEN_ADDR")
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if address != "" {
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serve(address)
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return
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}
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output, err := renderPage(context.Background())
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if err != nil {
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fmt.Fprintln(os.Stderr, err)
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os.Exit(1)
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}
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_, _ = output.WriteTo(os.Stdout)
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}
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func serve(address string) {
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mux := http.NewServeMux()
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mux.HandleFunc("GET /healthz", func(response http.ResponseWriter, _ *http.Request) {
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response.Header().Set("Content-Type", "text/plain; charset=utf-8")
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response.WriteHeader(http.StatusOK)
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_, _ = response.Write([]byte("ok\n"))
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})
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mux.HandleFunc("GET /", func(response http.ResponseWriter, request *http.Request) {
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output, err := renderPage(request.Context())
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if err != nil {
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http.Error(response, "render failed", http.StatusInternalServerError)
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return
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}
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response.Header().Set("Content-Type", "text/html; charset=utf-8")
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response.Header().Set("Content-Security-Policy", "default-src 'none'; style-src 'self'")
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response.WriteHeader(http.StatusOK)
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_, _ = output.WriteTo(response)
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})
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server := &http.Server{Addr: address, Handler: mux, ReadHeaderTimeout: 5 * time.Second}
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if err := server.ListenAndServe(); !errors.Is(err, http.ErrServerClosed) {
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fmt.Fprintln(os.Stderr, err)
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os.Exit(1)
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}
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}
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func renderPage(ctx context.Context) (*bytes.Buffer, error) {
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body := views.Home(views.HomeView{
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Heading: "EQL-shaped records",
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Intro: "Typed markup without making the template compiler your web framework.",
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Browse: views.BrowseView{
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Query: "pioneer & archivist",
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Records: []views.RecordView{
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{URL: "/items/1?from=home&kind=book", Title: "A <field> guide", Kind: "book", Featured: true},
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{URL: "/items/2", Title: "Community memory", Kind: "archive"},
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},
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},
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})
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page := views.Layout(views.LayoutView{
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SiteName: "EQL Wiki Fixture",
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Title: "Home",
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Body: body,
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})
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var output bytes.Buffer
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if err := sando.Render(ctx, &output, page); err != nil {
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return nil, err
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}
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return &output, nil
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}
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