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shared-ids.go
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shared-ids.go
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// Licensed to NASA JPL under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. NASA JPL licenses this file to you 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 utils
// Any item that we share will have its ID prefixed with shared-. Not necessarily as stored in S3
// because it may sit in a known shared directory, but when the API sends out a shared object, it
// must be prefixed this way
const SharedItemIDPrefix = "shared-"
// StripSharedItemIDPrefix - Strips shared prefix and returns true if object was shared
func StripSharedItemIDPrefix(ID string) (string, bool) {
prefixLen := len(SharedItemIDPrefix)
if len(ID) > prefixLen && ID[0:prefixLen] == SharedItemIDPrefix {
return ID[prefixLen:], true
}
return ID, false
}