23 lines
549 B
Go
23 lines
549 B
Go
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package common
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import (
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"github.com/nspcc-dev/neo-go/pkg/interop"
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"github.com/nspcc-dev/neo-go/pkg/interop/runtime"
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"github.com/nspcc-dev/neo-go/pkg/interop/storage"
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)
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const OwnerKey = "contractOwner"
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// HasUpdateAccess returns true if contract can be initialized, re-initialized
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// or migrated.
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func HasUpdateAccess(ctx storage.Context) bool {
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data := storage.Get(ctx, OwnerKey)
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if data == nil { // contract has not been initialized yet, return true
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return true
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}
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owner := data.(interop.Hash160)
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return runtime.CheckWitness(owner)
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}
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