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//
// Copyright 2021, Sander van Harmelen
//
// 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 gitlab
import (
"context"
"net/url"
retryablehttp "github.com/hashicorp/go-retryablehttp"
)
// RequestOptionFunc can be passed to all API requests to customize the API request.
type RequestOptionFunc func(*retryablehttp.Request) error
// WithContext runs the request with the provided context
func WithContext(ctx context.Context) RequestOptionFunc {
return func(req *retryablehttp.Request) error {
*req = *req.WithContext(ctx)
return nil
}
}
// WithHeader takes a header name and value and appends it to the request headers.
func WithHeader(name, value string) RequestOptionFunc {
return func(req *retryablehttp.Request) error {
req.Header.Set(name, value)
return nil
}
}
// WithHeaders takes a map of header name/value pairs and appends them to the
// request headers.
func WithHeaders(headers map[string]string) RequestOptionFunc {
return func(req *retryablehttp.Request) error {
for k, v := range headers {
req.Header.Set(k, v)
}
return nil
}
}
// WithKeysetPaginationParameters takes a "next" link from the Link header of a
// response to a keyset-based paginated request and modifies the values of each
// query parameter in the request with its corresponding response parameter.
func WithKeysetPaginationParameters(nextLink string) RequestOptionFunc {
return func(req *retryablehttp.Request) error {
nextUrl, err := url.Parse(nextLink)
if err != nil {
return err
}
q := req.URL.Query()
for k, values := range nextUrl.Query() {
q.Del(k)
for _, v := range values {
q.Add(k, v)
}
}
req.URL.RawQuery = q.Encode()
return nil
}
}
// WithSudo takes either a username or user ID and sets the SUDO request header.
func WithSudo(uid interface{}) RequestOptionFunc {
return func(req *retryablehttp.Request) error {
user, err := parseID(uid)
if err != nil {
return err
}
req.Header.Set("SUDO", user)
return nil
}
}
// WithToken takes a token which is then used when making this one request.
func WithToken(authType AuthType, token string) RequestOptionFunc {
return func(req *retryablehttp.Request) error {
switch authType {
case JobToken:
req.Header.Set("JOB-TOKEN", token)
case OAuthToken:
req.Header.Set("Authorization", "Bearer "+token)
case PrivateToken:
req.Header.Set("PRIVATE-TOKEN", token)
}
return nil
}
}
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