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33 lines
1.2 KiB
TypeScript
33 lines
1.2 KiB
TypeScript
import { isDevBuild } from "@/base/env";
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import { type EnteFile, fileLogID } from "@/media/file";
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import {
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decryptPublicMagicMetadata,
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type PublicMagicMetadata,
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} from "@/media/file-metadata";
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/**
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* On-demand decrypt the public magic metadata for an {@link EnteFile} for code
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* running synchronously.
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*
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* It both modifies the given file object, and also returns the decrypted
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* metadata.
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*
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* We are not expected to be in a scenario where the file gets to the UI without
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* having its public magic metadata decrypted, so this function is a sanity
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* check and should be a no-op in usually. On debug builds it'll throw if it
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* finds its assumptions broken.
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*/
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export const getPublicMagicMetadataSync = (file: EnteFile) => {
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if (!file.pubMagicMetadata) return undefined;
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if (typeof file.pubMagicMetadata.data == "string") {
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if (isDevBuild)
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throw new Error(
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`Public magic metadata for ${fileLogID(file)} had not been decrypted even when the file reached the UI layer`,
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);
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decryptPublicMagicMetadata(file);
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}
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// This cast is unavoidable in the current setup. We need to refactor the
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// types so that this cast in not needed.
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return file.pubMagicMetadata.data as PublicMagicMetadata;
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};
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