mirror of
https://github.com/LukeHagar/libopenapi.git
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67 lines
1.8 KiB
Go
67 lines
1.8 KiB
Go
// Copyright 2022 Princess B33f Heavy Industries / Dave Shanley
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// SPDX-License-Identifier: MIT
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package base
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import (
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"context"
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"crypto/sha256"
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"fmt"
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"github.com/pb33f/libopenapi/datamodel/low"
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"github.com/pb33f/libopenapi/index"
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"github.com/pb33f/libopenapi/utils"
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"gopkg.in/yaml.v3"
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"strings"
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)
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// License is a low-level representation of a License object as defined by OpenAPI 2 and OpenAPI 3
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//
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// v2 - https://swagger.io/specification/v2/#licenseObject
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// v3 - https://spec.openapis.org/oas/v3.1.0#license-object
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type License struct {
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Name low.NodeReference[string]
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URL low.NodeReference[string]
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Identifier low.NodeReference[string]
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KeyNode *yaml.Node
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RootNode *yaml.Node
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*low.Reference
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}
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// Build out a license, complain if both a URL and identifier are present as they are mutually exclusive
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func (l *License) Build(ctx context.Context, keyNode, root *yaml.Node, idx *index.SpecIndex) error {
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l.KeyNode = keyNode
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root = utils.NodeAlias(root)
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l.RootNode = root
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utils.CheckForMergeNodes(root)
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l.Reference = new(low.Reference)
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if l.URL.Value != "" && l.Identifier.Value != "" {
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return fmt.Errorf("license cannot have both a URL and an identifier, they are mutually exclusive")
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}
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return nil
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}
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// GetRootNode will return the root yaml node of the License object
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func (l *License) GetRootNode() *yaml.Node {
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return l.RootNode
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}
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// GetKeyNode will return the key yaml node of the License object
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func (l *License) GetKeyNode() *yaml.Node {
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return l.KeyNode
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}
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// Hash will return a consistent SHA256 Hash of the License object
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func (l *License) Hash() [32]byte {
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var f []string
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if !l.Name.IsEmpty() {
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f = append(f, l.Name.Value)
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}
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if !l.URL.IsEmpty() {
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f = append(f, l.URL.Value)
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}
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if !l.Identifier.IsEmpty() {
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f = append(f, l.Identifier.Value)
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}
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return sha256.Sum256([]byte(strings.Join(f, "|")))
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}
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