routes/handler.go
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package routes
import (
"log"
"net/http"
"path/filepath"
"regexp"
"github.com/alexedwards/flow"
"github.com/sosedoff/gitkit"
"icyphox.sh/legit/config"
)
type depsWrapper struct {
actualDeps deps
gitsvc *gitkit.Server
}
// Checks for gitprotocol-http(5) specific query params; if found, passes
// the request on to the git http service, else render the web frontend.
func (dw *depsWrapper) Multiplex(w http.ResponseWriter, r *http.Request) {
path := flow.Param(r.Context(), "...")
name := flow.Param(r.Context(), "name")
name = filepath.Clean(name)
gitCommand := regexp.MustCompile(`git-(upload|receive)-pack`)
if path == "info/refs" && gitCommand.MatchString(r.URL.RawQuery) && r.Method == "GET" {
dw.gitsvc.ServeHTTP(w, r)
} else if gitCommand.MatchString(path) && r.Method == "POST" {
dw.gitsvc.ServeHTTP(w, r)
} else if r.Method == "GET" {
log.Println("index:", r.URL.String())
dw.actualDeps.Index(w, r)
}
}
func Handlers(c *config.Config) *flow.Mux {
mux := flow.New()
d := deps{c}
gitsvc := gitkit.New(gitkit.Config{
Dir: c.Repo.ScanPath,
AutoCreate: false,
})
if err := gitsvc.Setup(); err != nil {
log.Fatalf("git server: %s", err)
}
dw := depsWrapper{actualDeps: d, gitsvc: gitsvc}
mux.NotFound = http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
d.Write404(w)
})
mux.HandleFunc("/", d.Index, "GET")
mux.HandleFunc("/:name", dw.Multiplex, "GET", "POST")
mux.HandleFunc("/:name/...", dw.Multiplex, "GET", "POST")
mux.HandleFunc("/:name/tree/:ref/...", d.RepoTree, "GET")
mux.HandleFunc("/:name/blob/:ref/...", d.FileContent, "GET")
mux.HandleFunc("/:name/log/:ref", d.Log, "GET")
mux.HandleFunc("/:name/commit/:ref", d.Diff, "GET")
mux.HandleFunc("/:name/refs", d.Refs, "GET")
return mux
}