2020-05-10 22:15:59 +00:00
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// Copyright or © or Copr. happyDNS (2020)
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//
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// contact@happydns.org
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//
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// This software is a computer program whose purpose is to provide a modern
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// interface to interact with DNS systems.
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//
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// This software is governed by the CeCILL license under French law and abiding
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// by the rules of distribution of free software. You can use, modify and/or
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// redistribute the software under the terms of the CeCILL license as
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// circulated by CEA, CNRS and INRIA at the following URL
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// "http://www.cecill.info".
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//
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// As a counterpart to the access to the source code and rights to copy, modify
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// and redistribute granted by the license, users are provided only with a
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// limited warranty and the software's author, the holder of the economic
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// rights, and the successive licensors have only limited liability.
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//
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// In this respect, the user's attention is drawn to the risks associated with
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// loading, using, modifying and/or developing or reproducing the software by
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// the user in light of its specific status of free software, that may mean
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// that it is complicated to manipulate, and that also therefore means that it
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// is reserved for developers and experienced professionals having in-depth
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// computer knowledge. Users are therefore encouraged to load and test the
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// software's suitability as regards their requirements in conditions enabling
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// the security of their systems and/or data to be ensured and, more generally,
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// to use and operate it in the same conditions as regards security.
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//
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// The fact that you are presently reading this means that you have had
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// knowledge of the CeCILL license and that you accept its terms.
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package api
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import (
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"bytes"
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"errors"
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"io"
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"net/http"
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"reflect"
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"strings"
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"github.com/julienschmidt/httprouter"
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"git.happydns.org/happydns/config"
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"git.happydns.org/happydns/services"
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)
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func init() {
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2020-06-08 19:07:53 +00:00
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router.GET("/api/service_specs", ApiHandler(getServiceSpecs))
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2020-07-25 13:14:35 +00:00
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router.GET("/api/service_specs/:ssid", ApiHandler(getServiceSpec))
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2020-10-12 14:34:36 +00:00
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router.GET("/api/service_specs/:ssid/icon.png", ApiHandler(getServiceSpecIcon))
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2020-05-10 22:15:59 +00:00
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}
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type service_field struct {
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Id string `json:"id"`
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Type string `json:"type"`
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Label string `json:"label,omitempty"`
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Placeholder string `json:"placeholder,omitempty"`
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Default string `json:"default,omitempty"`
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Choices []string `json:"choices,omitempty"`
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Required bool `json:"required,omitempty"`
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Secret bool `json:"secret,omitempty"`
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Description string `json:"description,omitempty"`
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}
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func getServiceSpecs(_ *config.Options, p httprouter.Params, body io.Reader) Response {
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services := svcs.GetServices()
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ret := map[string]svcs.ServiceInfos{}
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for k, service := range *services {
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ret[k] = service.Infos
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}
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return APIResponse{
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response: ret,
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}
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}
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2020-10-12 14:34:36 +00:00
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func getServiceSpecIcon(_ *config.Options, p httprouter.Params, body io.Reader) Response {
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ssid := string(p.ByName("ssid"))
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2020-05-10 22:15:59 +00:00
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if cnt, ok := svcs.Icons[strings.TrimSuffix(ssid, ".png")]; ok {
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return &FileResponse{
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contentType: "image/png",
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content: bytes.NewBuffer(cnt),
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}
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} else {
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return APIErrorResponse{
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status: http.StatusNotFound,
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err: errors.New("Icon not found."),
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}
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}
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}
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type viewServiceSpec struct {
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Fields []service_field `json:"fields,omitempty"`
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}
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2020-10-06 14:45:41 +00:00
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func getSpecs(svcType reflect.Type) viewServiceSpec {
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2020-05-10 22:15:59 +00:00
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fields := []service_field{}
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for i := 0; i < svcType.NumField(); i += 1 {
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jsonTag := svcType.Field(i).Tag.Get("json")
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jsonTuples := strings.Split(jsonTag, ",")
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f := service_field{
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Type: svcType.Field(i).Type.String(),
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}
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if len(jsonTuples) > 0 && len(jsonTuples[0]) > 0 {
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f.Id = jsonTuples[0]
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} else {
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f.Id = svcType.Field(i).Name
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}
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tag := svcType.Field(i).Tag.Get("happydns")
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tuples := strings.Split(tag, ",")
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for _, t := range tuples {
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kv := strings.SplitN(t, "=", 2)
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if len(kv) > 1 {
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switch strings.ToLower(kv[0]) {
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case "label":
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f.Label = kv[1]
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case "placeholder":
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f.Placeholder = kv[1]
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case "default":
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f.Default = kv[1]
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case "description":
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f.Description = kv[1]
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case "choices":
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f.Choices = strings.Split(kv[1], ";")
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}
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} else {
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switch strings.ToLower(kv[0]) {
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case "required":
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f.Required = true
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case "secret":
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f.Secret = true
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default:
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f.Label = kv[0]
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}
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}
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}
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fields = append(fields, f)
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}
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2020-10-06 14:45:41 +00:00
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return viewServiceSpec{fields}
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}
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func getServiceSpec(_ *config.Options, p httprouter.Params, body io.Reader) Response {
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ssid := string(p.ByName("ssid"))
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svc, err := svcs.FindSubService(ssid)
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if err != nil {
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return APIErrorResponse{
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err: err,
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status: http.StatusNotFound,
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}
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}
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2020-05-10 22:15:59 +00:00
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return APIResponse{
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2020-10-06 14:45:41 +00:00
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response: getSpecs(reflect.Indirect(reflect.ValueOf(svc)).Type()),
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2020-05-10 22:15:59 +00:00
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}
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}
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