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@zkpersona/noir-social-verify

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A library that provides a simple way to verify ownership of social accounts by proving e-mails.

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'use strict'; var zkemailNr = require('@zk-email/zkemail-nr'); var bb_js = require('@aztec/bb.js'); var noir_js = require('@noir-lang/noir_js'); // src/helpers.ts var circuitParams = { google: { maxHeadersLength: 576, maxBodyLength: 16384, extractFrom: true, extractTo: true }, x: { maxHeadersLength: 576, maxBodyLength: 16384, extractFrom: true, extractTo: true } }; var createProver = (circuit, backend) => { const prover = new ZKEmailProver(circuit, backend); return prover; }; var generateCircuitInputs = async (emailContent, circuitType) => { const inputs = await zkemailNr.generateEmailVerifierInputs( emailContent, circuitParams[circuitType] ); return inputs; }; var ZKEmailProver = class { plonk; honk; noir; provingBackend; constructor(circuit, provingBackend) { const acirBytecode = circuit.bytecode; if (provingBackend.type === "plonk" || provingBackend.type === "all") { this.plonk = new bb_js.UltraPlonkBackend( acirBytecode, provingBackend.options, provingBackend.circuitOptions ); } if (provingBackend.type === "honk" || provingBackend.type === "all") { this.honk = new bb_js.UltraHonkBackend( acirBytecode, provingBackend.options, provingBackend.circuitOptions ); } this.provingBackend = provingBackend; this.noir = new noir_js.Noir(circuit); } /** * Compute the witness for a given input to the circuit without generating a proof * * @param input - the input that should produce a satisfying witness for the circuit * @returns - the witness for the input and the output of the circuit if satisfiable */ async simulateWitness(input) { return await this.noir.execute(input); } /** * Generate a proof of a satisfying input to the circuit using a provided witness * * @param input - a satisfying witness for the circuit * @param provingBackend - optionally provided if the class was initialized with both proving schemes * @returns proof of valid execution of the circuit */ async prove(witness, provingBackend) { const backend = this.getProvingBackend(provingBackend?.type); return await backend.generateProof(witness); } /** * Simulate the witness for a given input and generate a proof * * @param input - the input that should produce a satisfying witness for the circuit * @param provingBackend - optionally provided if the class was initialized with both proving schemes * @returns proof of valid execution of the circuit */ async fullProve(input, provingBackend) { const { witness } = await this.simulateWitness(input); return this.prove(witness, provingBackend); } /** * Verify a proof of a satisfying input to the circuit for a given proving scheme * * @param proof - the proof to verify * @param provingBackend - optionally provided if the class was initialized with both proving schemes * @returns true if the proof is valid, false otherwise */ async verify(proof, provingBackend) { const backend = this.getProvingBackend(provingBackend?.type); return await backend.verifyProof(proof); } /** * End the prover wasm instance(s) and clean up resources */ async destroy() { if (this.plonk) { await this.plonk.destroy(); } if (this.honk) { await this.honk.destroy(); } } getProvingBackend(backendType) { let type; if (backendType === "plonk" || this.provingBackend.type === "plonk") { type = "plonk"; } else if (backendType === "honk" || this.provingBackend.type === "honk") { type = "honk"; } else { throw new Error( 'Specify a proving backend from either "plonk" or "honk"' ); } let backend; if (type === "plonk" && this.plonk) { backend = this.plonk; } else if (type === "honk" && this.honk) { backend = this.honk; } else { throw new Error(`Proving backend ${type} not initialized`); } return backend; } }; exports.ZKEmailProver = ZKEmailProver; exports.circuitParams = circuitParams; exports.createProver = createProver; exports.generateCircuitInputs = generateCircuitInputs; //# sourceMappingURL=index.js.map //# 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type { CompiledCircuit } from '@noir-lang/noir_js';\nimport {\n  type InputGenerationArgs,\n  generateEmailVerifierInputs,\n} from '@zk-email/zkemail-nr';\nimport { type ProvingBackend, ZKEmailProver } from '../src';\nimport type { CircuitInputMap, CircuitType } from './types';\n\nexport const circuitParams: Record<CircuitType, InputGenerationArgs> = {\n  google: {\n    maxHeadersLength: 576,\n    maxBodyLength: 16384,\n    extractFrom: true,\n    extractTo: true,\n  },\n  x: {\n    maxHeadersLength: 576,\n    maxBodyLength: 16384,\n    extractFrom: true,\n    extractTo: true,\n  },\n};\n\nexport const createProver = (\n  circuit: CompiledCircuit,\n  backend: ProvingBackend\n) => {\n  const prover = new ZKEmailProver(circuit, backend);\n  return prover;\n};\n\nexport const generateCircuitInputs = async <T extends CircuitType>(\n  emailContent: Buffer | string,\n  circuitType: T\n) => {\n  const inputs = await generateEmailVerifierInputs(\n    emailContent,\n    circuitParams[circuitType]\n  );\n\n  return inputs as CircuitInputMap[T];\n};\n","import {\n  type BackendOptions,\n  type ProofData,\n  UltraHonkBackend,\n  UltraPlonkBackend,\n} from '@aztec/bb.js';\nimport { type CompiledCircuit, type InputMap, Noir } from '@noir-lang/noir_js';\ntype InputValue = InputMap[string];\n\ntype CircuitOptions = {\n  /** @description Whether to produce SNARK friendly proofs */\n  recursive: boolean;\n};\n\nexport type ProvingBackend = {\n  type: 'honk' | 'plonk' | 'all';\n  options?: BackendOptions;\n  circuitOptions?: CircuitOptions;\n};\n\nexport class ZKEmailProver {\n  plonk?: UltraPlonkBackend;\n  honk?: UltraHonkBackend;\n  noir: Noir;\n  provingBackend: ProvingBackend;\n\n  constructor(circuit: CompiledCircuit, provingBackend: ProvingBackend) {\n    const acirBytecode = circuit.bytecode;\n    if (provingBackend.type === 'plonk' || provingBackend.type === 'all') {\n      this.plonk = new UltraPlonkBackend(\n        acirBytecode,\n        provingBackend.options,\n        provingBackend.circuitOptions\n      );\n    }\n    if (provingBackend.type === 'honk' || provingBackend.type === 'all') {\n      this.honk = new UltraHonkBackend(\n        acirBytecode,\n        provingBackend.options,\n        provingBackend.circuitOptions\n      );\n    }\n    this.provingBackend = provingBackend;\n    this.noir = new Noir(circuit);\n  }\n\n  /**\n   * Compute the witness for a given input to the circuit without generating a proof\n   *\n   * @param input - the input that should produce a satisfying witness for the circuit\n   * @returns - the witness for the input and the output of the circuit if satisfiable\n   */\n  async simulateWitness(\n    input: InputMap\n  ): Promise<{ witness: Uint8Array; returnValue: InputValue }> {\n    return await this.noir.execute(input);\n  }\n\n  /**\n   * Generate a proof of a satisfying input to the circuit using a provided witness\n   *\n   * @param input - a satisfying witness for the circuit\n   * @param provingBackend - optionally provided if the class was initialized with both proving schemes\n   * @returns proof of valid execution of the circuit\n   */\n  async prove(\n    witness: Uint8Array,\n    provingBackend?: ProvingBackend\n  ): Promise<ProofData> {\n    const backend = this.getProvingBackend(provingBackend?.type);\n    return await backend.generateProof(witness);\n  }\n\n  /**\n   * Simulate the witness for a given input and generate a proof\n   *\n   * @param input - the input that should produce a satisfying witness for the circuit\n   * @param provingBackend - optionally provided if the class was initialized with both proving schemes\n   * @returns proof of valid execution of the circuit\n   */\n  async fullProve(\n    input: InputMap,\n    provingBackend?: ProvingBackend\n  ): Promise<ProofData> {\n    const { witness } = await this.simulateWitness(input);\n    return this.prove(witness, provingBackend);\n  }\n\n  /**\n   * Verify a proof of a satisfying input to the circuit for a given proving scheme\n   *\n   * @param proof - the proof to verify\n   * @param provingBackend - optionally provided if the class was initialized with both proving schemes\n   * @returns true if the proof is valid, false otherwise\n   */\n  async verify(\n    proof: ProofData,\n    provingBackend?: ProvingBackend\n  ): Promise<boolean> {\n    const backend = this.getProvingBackend(provingBackend?.type);\n    return await backend.verifyProof(proof);\n  }\n\n  /**\n   * End the prover wasm instance(s) and clean up resources\n   */\n  async destroy() {\n    if (this.plonk) {\n      await this.plonk.destroy();\n    }\n    if (this.honk) {\n      await this.honk.destroy();\n    }\n  }\n\n  private getProvingBackend(backendType?: ProvingBackend['type']) {\n    let type: 'plonk' | 'honk';\n    if (backendType === 'plonk' || this.provingBackend.type === 'plonk') {\n      type = 'plonk';\n    } else if (backendType === 'honk' || this.provingBackend.type === 'honk') {\n      type = 'honk';\n    } else {\n      throw new Error(\n        'Specify a proving backend from either \"plonk\" or \"honk\"'\n      );\n    }\n\n    let backend: UltraPlonkBackend | UltraHonkBackend;\n    if (type === 'plonk' && this.plonk) {\n      backend = this.plonk;\n    } else if (type === 'honk' && this.honk) {\n      backend = this.honk;\n    } else {\n      throw new Error(`Proving backend ${type} not initialized`);\n    }\n\n    return backend;\n  }\n}\n"]}