drone/app/api/request/common.go

148 lines
4.3 KiB
Go

// Copyright 2023 Harness, Inc.
//
// 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 request
import (
"net/http"
"strconv"
"github.com/harness/gitness/types"
"github.com/harness/gitness/types/enum"
)
const (
PathParamRemainder = "*"
QueryParamCreatedBy = "created_by"
QueryParamSort = "sort"
QueryParamOrder = "order"
QueryParamQuery = "query"
QueryParamRecursive = "recursive"
QueryParamState = "state"
QueryParamKind = "kind"
QueryParamType = "type"
QueryParamAfter = "after"
QueryParamBefore = "before"
QueryParamDeletedBeforeOrAt = "deleted_before_or_at"
QueryParamDeletedAt = "deleted_at"
QueryParamPage = "page"
QueryParamLimit = "limit"
PerPageDefault = 30
PerPageMax = 100
// TODO: have shared constants across all services?
HeaderRequestID = "X-Request-Id"
HeaderUserAgent = "User-Agent"
HeaderAuthorization = "Authorization"
HeaderContentEncoding = "Content-Encoding"
)
// GetOptionalRemainderFromPath returns the remainder ("*") from the path or an empty string if it doesn't exist.
func GetOptionalRemainderFromPath(r *http.Request) string {
return PathParamOrEmpty(r, PathParamRemainder)
}
// GetRemainderFromPath returns the remainder ("*") from the path or an an error if it doesn't exist.
func GetRemainderFromPath(r *http.Request) (string, error) {
return PathParamOrError(r, PathParamRemainder)
}
// ParseQuery extracts the query parameter from the url.
func ParseQuery(r *http.Request) string {
return r.URL.Query().Get(QueryParamQuery)
}
// ParsePage extracts the page parameter from the url.
func ParsePage(r *http.Request) int {
s := r.URL.Query().Get(QueryParamPage)
i, _ := strconv.Atoi(s)
if i <= 0 {
i = 1
}
return i
}
// ParseLimit extracts the limit parameter from the url.
func ParseLimit(r *http.Request) int {
s := r.URL.Query().Get(QueryParamLimit)
i, _ := strconv.Atoi(s)
if i <= 0 {
i = PerPageDefault
} else if i > PerPageMax {
i = PerPageMax
}
return i
}
// ParseOrder extracts the order parameter from the url.
func ParseOrder(r *http.Request) enum.Order {
return enum.ParseOrder(
r.URL.Query().Get(QueryParamOrder),
)
}
// ParseSort extracts the sort parameter from the url.
func ParseSort(r *http.Request) string {
return r.URL.Query().Get(QueryParamSort)
}
// ParsePaginationFromRequest parses pagination related info from the url.
func ParsePaginationFromRequest(r *http.Request) types.Pagination {
return types.Pagination{
Page: ParsePage(r),
Size: ParseLimit(r),
}
}
// ParseListQueryFilterFromRequest parses pagination and query related info from the url.
func ParseListQueryFilterFromRequest(r *http.Request) types.ListQueryFilter {
return types.ListQueryFilter{
Query: ParseQuery(r),
Pagination: ParsePaginationFromRequest(r),
}
}
// GetContentEncodingFromHeadersOrDefault returns the content encoding from the request headers.
func GetContentEncodingFromHeadersOrDefault(r *http.Request, dflt string) string {
return GetHeaderOrDefault(r, HeaderContentEncoding, dflt)
}
// ParseRecursiveFromQuery extracts the recursive option from the URL query.
func ParseRecursiveFromQuery(r *http.Request) (bool, error) {
return QueryParamAsBoolOrDefault(r, QueryParamRecursive, false)
}
// GetDeletedAtFromQueryOrError gets the exact resource deletion timestamp from the query.
func GetDeletedAtFromQueryOrError(r *http.Request) (int64, error) {
return QueryParamAsPositiveInt64(r, QueryParamDeletedAt)
}
// GetDeletedBeforeOrAtFromQuery gets the resource deletion timestamp from the query as an optional parameter.
func GetDeletedBeforeOrAtFromQuery(r *http.Request) (int64, bool, error) {
value, err := QueryParamAsPositiveInt64OrDefault(r, QueryParamDeletedBeforeOrAt, 0)
if err != nil {
return 0, false, err
}
if value == 0 {
return value, false, nil
}
return value, true, nil
}