micro/auth/provider/oauth/oauth.go

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package oauth
import (
"fmt"
"net/url"
"github.com/micro/go-micro/v2/auth/provider"
)
// NewProvider returns an initialised oauth provider
func NewProvider(opts ...provider.Option) provider.Provider {
var options provider.Options
for _, o := range opts {
o(&options)
}
return &oauth{options}
}
type oauth struct {
opts provider.Options
}
func (o *oauth) String() string {
return "oauth"
}
func (o *oauth) Options() provider.Options {
return o.opts
}
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func (o *oauth) Endpoint(opts ...provider.EndpointOption) string {
var options provider.EndpointOptions
for _, o := range opts {
o(&options)
}
params := make(url.Values)
params.Add("response_type", "code")
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if len(options.State) > 0 {
params.Add("state", options.State)
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}
if clientID := o.opts.ClientID; len(clientID) > 0 {
params.Add("client_id", clientID)
}
if scope := o.opts.Scope; len(scope) > 0 {
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params.Add("scope", scope)
}
if redir := o.Redirect(); len(redir) > 0 {
params.Add("redirect_uri", redir)
}
return fmt.Sprintf("%v?%v", o.opts.Endpoint, params.Encode())
}
func (o *oauth) Redirect() string {
return o.opts.Redirect
}