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| @@ -0,0 +1,79 @@ | ||
| /* | ||
| Real-time Online/Offline Charging System (OCS) for Telecom & ISP environments | ||
| Copyright (C) ITsysCOM GmbH | ||
| This program 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 | ||
| (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 General Public License for more details. | ||
| You should have received a copy of the GNU General Public License | ||
| along with this program. If not, see <http://www.gnu.org/licenses/> | ||
| */ | ||
|
|
||
| package agents | ||
|
|
||
| import ( | ||
| "encoding/json" | ||
| "net/http" | ||
| "net/http/httputil" | ||
|
|
||
| "github.com/cgrates/cgrates/utils" | ||
| ) | ||
|
|
||
| // newJanusHTTPjsonDP is the constructor for janusHTTPjsonDP struct | ||
| func newJanusHTTPjsonDP(req *http.Request) (utils.DataProvider, error) { | ||
| jHj := &janusHTTPjsonDP{req: req, cache: utils.MapStorage{}} | ||
| if err := json.NewDecoder(req.Body).Decode(&jHj.reqBody); err != nil { | ||
| return nil, err | ||
| } | ||
| return jHj, nil | ||
| } | ||
|
|
||
| // janusHTTPjsonDP implements utils.DataProvider, serving as JSON data decoder | ||
| // decoded data is only searched once and cached | ||
| type janusHTTPjsonDP struct { | ||
| req *http.Request | ||
| reqBody map[string]interface{} // unmarshal JSON body here | ||
| cache utils.MapStorage | ||
| } | ||
|
|
||
| // String is part of utils.DataProvider interface | ||
| // when called, it will display the already parsed values out of cache | ||
| func (jHj *janusHTTPjsonDP) String() string { | ||
| byts, _ := httputil.DumpRequest(jHj.req, true) | ||
| return string(byts) | ||
| } | ||
|
|
||
| // FieldAsInterface is part of utils.DataProvider interface | ||
| func (jHj *janusHTTPjsonDP) FieldAsInterface(fldPath []string) (data any, err error) { | ||
| if len(fldPath) != 1 { | ||
| return nil, utils.ErrNotFound | ||
| } | ||
| if data, err = jHj.cache.FieldAsInterface(fldPath); err != nil { | ||
| if err != utils.ErrNotFound { // item found in cache | ||
| return | ||
| } | ||
| err = nil // cancel previous err | ||
| } else { | ||
| return // data found in cache | ||
| } | ||
| data = jHj.reqBody[fldPath[0]] | ||
| jHj.cache.Set(fldPath, data) | ||
| return | ||
| } | ||
|
|
||
| // FieldAsString is part of utils.DataProvider interface | ||
| func (jHj *janusHTTPjsonDP) FieldAsString(fldPath []string) (data string, err error) { | ||
| var valIface any | ||
| valIface, err = jHj.FieldAsInterface(fldPath) | ||
| if err != nil { | ||
| return | ||
| } | ||
| return utils.IfaceAsString(valIface), nil | ||
| } |