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backend.go
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backend.go
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// Copyright 2015-present, Cyrill @ Schumacher.fm and the CoreStore contributors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package backendgeoip
import (
"github.com/corestoreio/pkg/config/cfgmodel"
"github.com/corestoreio/pkg/config/cfgsource"
"github.com/corestoreio/pkg/config/element"
"github.com/corestoreio/pkg/net/geoip"
)
// Configuration just exported for the sake of documentation. See fields for more
// information.
type Configuration struct {
*geoip.OptionFactories
// AllowedCountries list of countries which are currently allowed.
// Separated via comma, e.g.: DE,CH,AT,AU,NZ,
//
// Path: net/geoip/allowed_countries
AllowedCountries cfgmodel.StringCSV
// AlternativeRedirect redirects the client to this URL if their
// country hasn't been granted access to the next middleware handler.
//
// Path: net/geoip/alternative_redirect
AlternativeRedirect cfgmodel.URL
// AlternativeRedirectCode HTTP redirect code.
//
// Path: net/geoip/alternative_redirect_code
AlternativeRedirectCode cfgmodel.Int
// DataSource defines to either load the Geo location data from a MaxMind
// "file" or from the MaxMind "webservice".
//
// Path: net/geoip_maxmind/data_source
DataSource cfgmodel.Str
// MaxmindLocalFile path to a file name stored on the server.
//
// Path: net/geoip_maxmind/local_file
MaxmindLocalFile cfgmodel.Str
// MaxmindWebserviceUserID user id
//
// Path: net/geoip_maxmind/webservice_userid
MaxmindWebserviceUserID cfgmodel.Str
// MaxmindWebserviceLicense license name
//
// Path: net/geoip_maxmind/webservice_license
MaxmindWebserviceLicense cfgmodel.Str
// MaxmindWebserviceTimeout HTTP request time out
//
// Path: net/geoip_maxmind/webservice_timeout
MaxmindWebserviceTimeout cfgmodel.Duration
// MaxmindWebserviceRedisURL an URL to the Redis server
//
// Path: net/geoip_maxmind/webservice_redisurl
MaxmindWebserviceRedisURL cfgmodel.URL
}
// New initializes the backend configuration models containing the cfgpath.Route
// variable to the appropriate entries. The function Load() will be executed to
// apply the Sections to all models. See Load() for more details.
func New(cfgStruct element.Sections, opts ...cfgmodel.Option) *Configuration {
be := &Configuration{
OptionFactories: geoip.NewOptionFactories(),
}
opts = append(opts, cfgmodel.WithFieldFromSectionSlice(cfgStruct))
optsRedir := append([]cfgmodel.Option{}, opts...)
optsRedir = append(optsRedir, cfgmodel.WithFieldFromSectionSlice(cfgStruct), cfgmodel.WithSource(redirects))
be.AllowedCountries = cfgmodel.NewStringCSV(`net/geoip/allowed_countries`, opts...)
be.AlternativeRedirect = cfgmodel.NewURL(`net/geoip/alternative_redirect`, opts...)
be.AlternativeRedirectCode = cfgmodel.NewInt(`net/geoip/alternative_redirect_code`, optsRedir...)
be.DataSource = cfgmodel.NewStr(`net/geoip_maxmind/data_source`, append(opts, cfgmodel.WithSourceByString(
"file", "File on this server",
"webservice", "Maxmind web service",
))...)
be.MaxmindLocalFile = cfgmodel.NewStr(`net/geoip_maxmind/local_file`, opts...)
be.MaxmindWebserviceUserID = cfgmodel.NewStr(`net/geoip_maxmind/webservice_userid`, opts...)
be.MaxmindWebserviceLicense = cfgmodel.NewStr(`net/geoip_maxmind/webservice_license`, opts...)
be.MaxmindWebserviceTimeout = cfgmodel.NewDuration(`net/geoip_maxmind/webservice_timeout`, opts...)
be.MaxmindWebserviceRedisURL = cfgmodel.NewURL(`net/geoip_maxmind/webservice_redisurl`, opts...)
return be
}
// Load creates the configuration models for each PkgBackend field. Internal
// mutex will protect the fields during loading. The argument Sections will
// be applied to all models.
var redirects = cfgsource.NewByInt(
cfgsource.Ints{
{301, "301 moved permanently"},
{302, "302 found"},
{303, "303 see other"},
{308, "308 permanent redirect "},
},
)