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Hi! 👋
Firstly, thanks for your work on this project! 🙂
Today I used patch-package to patch typeorm-encrypted@0.6.0 for the project I'm working on.
typeorm-encrypted@0.6.0
Here is the diff that solved my problem:
diff --git a/node_modules/typeorm-encrypted/src/transformer.ts b/node_modules/typeorm-encrypted/src/transformer.ts index ec5d1c8..f4e4d63 100644 --- a/node_modules/typeorm-encrypted/src/transformer.ts +++ b/node_modules/typeorm-encrypted/src/transformer.ts @@ -5,7 +5,7 @@ import { decryptData, encryptData } from './crypto'; export class EncryptionTransformer implements ValueTransformer { constructor(private options: EncryptionOptions) {} - public from(value?: string | null): string | undefined { + public from(value?: string | null | object): string | undefined { if (!value) { return; } @@ -55,3 +55,60 @@ export class EncryptionTransformer implements ValueTransformer { } } } +export class JSONEncryptionTransformer implements ValueTransformer { + constructor(private options: EncryptionOptions) {} + + public from(value?: string | null | object): string | undefined { + if (!value) { + return; + } + + const decrypted = decryptData( + Buffer.from(value as string, 'base64'), + this.options + ).toString('utf8'); + + return JSON.parse(decrypted); + } + + public to(value?: any | FindOperator<any> | null): string | FindOperator<any> | undefined{ + if ((value ?? null) === null) { + return; + } + + if (typeof value === 'object' && !value.type) { + return encryptData( + Buffer.from(JSON.stringify(value) as string, 'utf8'), + this.options + ).toString('base64'); + } + + if (!value) { + return; + } + // Support FindOperator. + // Just support "Equal", "In", "Not", and "IsNull". + // Other operators aren't work correctly, because values are encrypted on the db. + if (value.type === `in`) { + return In((value.value as string[]).map(s => + encryptData( + Buffer.from(s, 'utf-8'), + this.options + ).toString('base64') + )); + } else if (value.type === 'equal') { + return Equal(encryptData( + Buffer.from(value.value as string, 'utf-8'), + this.options + ).toString('base64')); + } else if (value.type === 'not') { + return Not( + this.to(value.child ?? value.value) + ); + } else if (value.type === 'isNull') { + return value + } else { + throw new Error('Only "Equal","In", "Not", and "IsNull" are supported for FindOperator'); + } + } +}
This issue body was partially generated by patch-package.
The text was updated successfully, but these errors were encountered:
Merged #45 which adds support for JSON.
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Hi! 👋
Firstly, thanks for your work on this project! 🙂
Today I used patch-package to patch
typeorm-encrypted@0.6.0
for the project I'm working on.Here is the diff that solved my problem:
This issue body was partially generated by patch-package.
The text was updated successfully, but these errors were encountered: