71 lines
2.2 KiB
Go
71 lines
2.2 KiB
Go
package domain
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import "strings"
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func validResourceID(id string) bool {
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if !strings.Contains(id, "/") {
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return strings.TrimSpace(id) != ""
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}
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if strings.Count(id, "/") != 1 {
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return false
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}
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namespace, localID, _ := strings.Cut(id, "/")
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return namespace != "" && localID != ""
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}
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func validResourceNamespace(namespace string) bool {
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return strings.TrimSpace(namespace) != "" && !strings.Contains(namespace, "/")
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}
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func validLocalResourceKey(key string) bool {
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return strings.TrimSpace(key) != "" && !strings.Contains(key, "/")
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}
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func qualifyResourceID(id, namespace string) (string, bool) {
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if !validResourceID(id) || (namespace != "" && !validResourceNamespace(namespace)) {
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return "", false
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}
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if strings.Contains(id, "/") || namespace == "" {
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return id, true
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}
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return namespace + "/" + id, true
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}
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func resourceNamespaceFromID(id string) (string, bool) {
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if !validResourceID(id) || !strings.Contains(id, "/") {
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return "", false
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}
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namespace, _, _ := strings.Cut(id, "/")
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return namespace, true
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}
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// IsValidResourceID reports whether id is an unqualified resource ID or one
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// valid namespace/local-ID pair.
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func IsValidResourceID(id string) bool { return validResourceID(id) }
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// QualifyResourceID validates id and applies namespace to an unqualified ID.
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// An already-qualified ID is returned unchanged.
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func QualifyResourceID(id, namespace string) (string, bool) {
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return qualifyResourceID(id, namespace)
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}
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// IsValidResourceNamespace reports whether namespace is nonblank and contains
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// no namespace separator.
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func IsValidResourceNamespace(namespace string) bool { return validResourceNamespace(namespace) }
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// IsValidLocalResourceKey reports whether key is a nonblank key for a
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// namespace-local resource mapping.
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func IsValidLocalResourceKey(key string) bool { return validLocalResourceKey(key) }
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// QualifyLocalResourceID combines a validated namespace and local mapping key.
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// An empty namespace leaves a valid unqualified key unchanged.
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func QualifyLocalResourceID(namespace, key string) (string, bool) {
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if !validLocalResourceKey(key) || (namespace != "" && !validResourceNamespace(namespace)) {
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return "", false
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}
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if namespace == "" {
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return key, true
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}
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return namespace + "/" + key, true
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}
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