diff options
Diffstat (limited to 'src/rhimportd/ctrlWebSimple.go')
-rw-r--r-- | src/rhimportd/ctrlWebSimple.go | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/src/rhimportd/ctrlWebSimple.go b/src/rhimportd/ctrlWebSimple.go new file mode 100644 index 0000000..cd2c556 --- /dev/null +++ b/src/rhimportd/ctrlWebSimple.go @@ -0,0 +1,161 @@ +// +// rhimportd +// +// The Radio Helsinki Rivendell Import Daemon +// +// +// Copyright (C) 2015-2016 Christian Pointner <equinox@helsinki.at> +// +// This file is part of rhimportd. +// +// rhimportd is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// any later version. +// +// rhimportd 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 General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with rhimportd. If not, see <http://www.gnu.org/licenses/>. +// + +package main + +import ( + "encoding/json" + "fmt" + "helsinki.at/rhimport" + "html" + "net/http" +) + +type webSimpleRequestData struct { + UserName string `json:"LOGIN_NAME"` + Password string `json:"PASSWORD"` + ShowId uint `json:"SHOW_ID"` + ClearShowCarts bool `json:"CLEAR_SHOW_CARTS"` + MusicPoolGroup string `json:"MUSIC_POOL_GROUP"` + Cart uint `json:"CART_NUMBER"` + ClearCart bool `json:"CLEAR_CART"` + Cut uint `json:"CUT_NUMBER"` + Channels uint `json:"CHANNELS"` + NormalizationLevel int `json:"NORMALIZATION_LEVEL"` + AutotrimLevel int `json:"AUTOTRIM_LEVEL"` + UseMetaData bool `json:"USE_METADATA"` + SourceUri string `json:"SOURCE_URI"` +} + +func newWebSimpleRequestData(conf *rhimport.Config) *webSimpleRequestData { + rd := new(webSimpleRequestData) + rd.UserName = "" + rd.Password = "" + rd.ShowId = 0 + rd.ClearShowCarts = false + rd.MusicPoolGroup = "" + rd.Cart = 0 + rd.ClearCart = false + rd.Cut = 0 + rd.Channels = conf.ImportParamDefaults.Channels + rd.NormalizationLevel = conf.ImportParamDefaults.NormalizationLevel + rd.AutotrimLevel = conf.ImportParamDefaults.AutotrimLevel + rd.UseMetaData = conf.ImportParamDefaults.UseMetaData + rd.SourceUri = "" + + return rd +} + +type webSimpleResponseData struct { + ResponseCode int `json:"REPONSE_CODE"` + ErrorString string `json:"ERROR_STRING"` + Cart uint `json:"CART_NUMBER"` + Cut uint `json:"CUT_NUMBER"` +} + +func webSimpleErrorResponse(w http.ResponseWriter, code int, errStr string) { + w.Header().Set("Content-Type", "application/json") + w.WriteHeader(http.StatusInternalServerError) + encoder := json.NewEncoder(w) + respdata := webSimpleResponseData{code, errStr, 0, 0} + encoder.Encode(respdata) +} + +func webSimpleResponse(w http.ResponseWriter, result *rhimport.Result) { + w.Header().Set("Content-Type", "application/json") + w.WriteHeader(http.StatusInternalServerError) + encoder := json.NewEncoder(w) + respdata := webSimpleResponseData{result.ResponseCode, result.ErrorString, result.Cart, result.Cut} + encoder.Encode(respdata) +} + +func webSimpleParseRequest(conf *rhimport.Config, rddb *rhimport.RdDbChan, trusted bool, r *http.Request) (ctx *rhimport.Context, err error) { + + decoder := json.NewDecoder(r.Body) + reqdata := newWebSimpleRequestData(conf) + if jsonerr := decoder.Decode(reqdata); jsonerr != nil { + err = fmt.Errorf("Error parsing JSON response: %s", jsonerr) + return + } + + ctx = rhimport.NewContext(conf, rddb) + if trusted { + ctx.UserName = r.Header.Get("X-Forwarded-User") + } else { + ctx.UserName = reqdata.UserName + ctx.Password = reqdata.Password + } + ctx.Trusted = trusted + ctx.ShowId = reqdata.ShowId + ctx.ClearShowCarts = reqdata.ClearShowCarts + ctx.GroupName = reqdata.MusicPoolGroup + ctx.Cart = reqdata.Cart + ctx.ClearCart = reqdata.ClearCart + ctx.Cut = reqdata.Cut + ctx.Channels = reqdata.Channels + ctx.NormalizationLevel = reqdata.NormalizationLevel + ctx.AutotrimLevel = reqdata.AutotrimLevel + ctx.UseMetaData = reqdata.UseMetaData + ctx.SourceUri = reqdata.SourceUri + return +} + +func webSimpleHandler(conf *rhimport.Config, rddb *rhimport.RdDbChan, sessions *rhimport.SessionStoreChan, trusted bool, w http.ResponseWriter, r *http.Request) { + rhdl.Printf("WebSimpleHandler: request for '%s'", html.EscapeString(r.URL.Path)) + + var ctx *rhimport.Context + var err error + if ctx, err = webSimpleParseRequest(conf, rddb, trusted, r); err != nil { + webSimpleErrorResponse(w, http.StatusBadRequest, err.Error()) + return + } + + if err = ctx.SanityCheck(); err != nil { + webSimpleErrorResponse(w, http.StatusBadRequest, err.Error()) + return + } + + var res *rhimport.Result + if res, err = rhimport.FetchFile(ctx); err != nil { + webSimpleErrorResponse(w, http.StatusInternalServerError, err.Error()) + return + } + if res.ResponseCode != http.StatusOK { + webSimpleErrorResponse(w, res.ResponseCode, res.ErrorString) + return + } + + if res, err = rhimport.ImportFile(ctx); err != nil { + webSimpleErrorResponse(w, http.StatusInternalServerError, err.Error()) + return + } + if res.ResponseCode == http.StatusOK { + rhl.Println("ImportFile succesfully imported", ctx.SourceFile) + } else { + rhl.Println("ImportFile import of", ctx.SourceFile, "was unsuccesful") + } + + webSimpleResponse(w, res) + return +} |