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/* {{{ Copyright (c) Paul R. Tagliamonte <paultag@opensource.org>, 2015-2016
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>. }}} */
package main
import (
"encoding/json"
"net/http"
"os"
)
//
func writeJSON(w http.ResponseWriter, data interface{}, code int) error {
w.Header().Set("Content-Type", "application/json; charset=UTF-8")
w.WriteHeader(code)
if err := json.NewEncoder(w).Encode(data); err != nil {
return err
}
return nil
}
//
func writeError(w http.ResponseWriter, message string, code int) error {
return writeJSON(w, map[string][]map[string]string{
"errors": []map[string]string{
map[string]string{"message": message},
},
}, code)
}
func main() {
mux := http.NewServeMux()
blob := Blobs{}
go Reloader(os.Args[1], &blob)
licensesEndpoint := "/licenses/"
mux.HandleFunc(licensesEndpoint, func(w http.ResponseWriter, req *http.Request) {
if req.URL.Path == licensesEndpoint {
writeJSON(w, blob.Licenses, 200)
return
}
path := req.URL.Path[len(licensesEndpoint):]
if licenses, ok := blob.LicenseTagMap[path]; ok {
writeJSON(w, licenses, 200)
return
}
writeError(w, "Unknown tag", 404)
})
licenseEndpoint := "/license/"
mux.HandleFunc(licenseEndpoint, func(w http.ResponseWriter, req *http.Request) {
path := req.URL.Path[len(licenseEndpoint):]
if license, ok := blob.LicenseIdMap[path]; ok {
writeJSON(w, license, 200)
return
}
writeError(w, "Unknown license", 404)
})
mux.HandleFunc("/", func(w http.ResponseWriter, req *http.Request) {
writeError(w, "No such page", 404)
})
http.ListenAndServe(":8000", mux)
}
// vim: foldmethod=marker
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