@receiz/mcp-server/dist/marketplaceExecutionPolicy.js

MCP server for agents building and verifying Receiz proof-native applications through the canonical Receiz SDK rails.

import { canonicalizeReceizV122, planAtomicOperationV124, validateReceizOperationPlanV124, } from "@receiz/sdk";
/** Host execution scope, beneath existing proof admission. Does not filter discovery. */
export const RECEIZ_MARKETPLACE_EXECUTION_PROFILE = "marketplace-phi";
/** Exact dispatch bindings, not keyword classification. Historical routes have no
 * current implementation: their arbitrary JSON commerce contracts cannot prove
 * Phi execution merely because the caller supplies currency: "phi".
 * Evidence: SDK index.ts commerce/jobs; oneClickCheckout; twinTrading.server.ts
 * createTwinMarketIntentForSession/approveTwinMarketIntentForSession.
 */
export const RECEIZ_MARKETPLACE_RESTRICTED_OPERATIONS = Object.freeze({
    // World Twin provider usage/booking has no closed Phi-only effect contract.
    receiz_world_message: "world.message",
    receiz_world_welcome: "world.welcome",
    receiz_world_book: "world.book",
    receiz_world_stream_profile: "world.streamProfile",
    receiz_connect_wallet: "connect.wallet",
    receiz_connect_transfer: "connect.transfer",
    receiz_connect_checkout: "connect.checkout",
    receiz_connect_checkout_session: "connect.checkoutSession",
    receiz_connect_note_claim: "connect.claimNote",
    receiz_connect_note_download: "connect.downloadNote",
    receiz_payments_embedded_checkout: "payments.embeddedCheckout",
    receiz_payments_embedded_note_claim: "payments.embeddedNoteClaim",
    receiz_bearer_artifact_claim: "ownership.claimBearerAsset",
    receiz_commerce_one_click_checkout: "commerce.oneClickCheckout",
    receiz_commerce_refunds_create: "commerce.refunds.create",
    receiz_commerce_subscriptions_create: "commerce.subscriptions.create",
    receiz_commerce_gift_cards_issue: "commerce.giftCards.issue",
    receiz_commerce_gift_cards_redeem: "commerce.giftCards.redeem",
    receiz_commerce_payouts_create: "commerce.payouts.create",
    receiz_commerce_discounts_redeem: "commerce.discounts.redeem",
    receiz_twin_create_market_intent: "twin.createMarketIntent",
    receiz_twin_approve_market_intent: "twin.approveMarketIntent",
    receiz_jobs_enqueue: "jobs.enqueue",
});
export class ReceizMarketplaceExecutionError extends Error {
    operation;
    reason;
    code = "receiz_marketplace_execution_restricted";
    constructor(operation, reason) {
        super(`${operation}: ${reason}`);
        this.operation = operation;
        this.reason = reason;
        this.name = "ReceizMarketplaceExecutionError";
    }
}
const fail = (operation, reason) => { throw new ReceizMarketplaceExecutionError(operation, reason); };
const record = (value) => value !== null && typeof value === "object" && !Array.isArray(value) ? value : {};
function assertPausedMandate(input) {
    // Omission preserves the existing status; it may already be active. Only an
    // explicit pause is independent of that unknown state. No mutation of input.
    if (record(input).status !== "paused")
        fail("twin.saveMarketMandate", "Only an explicit pause is enabled; this mandate otherwise enables USD-denominated market execution.");
}
/** Invoke before MCP dispatch, including the standalone v127 SDK dispatcher.
 * Ordinary inspection, local simulations, sealed proof, identity, world,
 * ownership and canonical Phi Settlement/Reserve operations remain available.
 */
export function assertReceizMarketplaceToolCall(name, args = {}) {
    if (Object.hasOwn(RECEIZ_MARKETPLACE_RESTRICTED_OPERATIONS, name)) {
        fail(name, "This dispatch is outside proof-native Phi value execution; inspection and canonical Phi rails remain available.");
    }
    if (name === "receiz_twin_save_market_mandate")
        assertPausedMandate(record(args).body);
    if (name === "receiz_v125_external_execution_execute") {
        // v125TrustExternal.ts delivers an opaque request to configuration.provider;
        // proof admission establishes provenance, not the provider's value unit.
        fail(name, "The external provider has no closed Phi-only effect contract.");
    }
    if ((name === "receiz_mcp_execute_command" || name === "receiz_mcp_verify_receipt") && record(args).confirmation !== undefined) {
        // Both tools reach the host's constitutionalExecutor after confirmation.
        fail(name, "The custom constitutional executor has no closed Phi-only effect contract; planning remains available.");
    }
}
/** Reuse the existing atomic planner to validate the exact platform operation.
 * This is execution scope, never proof admission or a replacement verifier.
 * Custom reducers are not classified from their names or untrusted payloads.
 */
export async function assertReceizMarketplaceAtomicPlan(value) {
    const plan = await validateReceizOperationPlanV124(value);
    if (plan.operationKind !== "receiz.atomic-operation.v124")
        fail("execution.stage", "An exact canonical platform atomic plan is required.");
    const payload = record(JSON.parse(Buffer.from(plan.exactPlanBytesB64u, "base64url").toString("utf8")));
    if (payload.schema !== "receiz.atomic-operation.v124" || !Array.isArray(payload.operations))
        fail("execution.stage", "An exact canonical platform atomic plan is required.");
    // Categories and their canonical bindings are implemented by registeredPayload
    // in SDK v124Execution.ts. Settlement/reserve validate amountPhiMicro; world
    // composites validate their embedded value intents through the same primitive.
    if (payload.operations.some(operation => record(operation).category === "custom"))
        fail("execution.stage", "Custom reducer effects have no closed Phi-only effect contract.");
    const replanned = await planAtomicOperationV124({
        applicationId: payload.applicationId,
        operations: payload.operations,
        participants: payload.participants,
        expectedParticipantHeads: payload.expectedParticipantHeads,
        semanticIdempotencyKey: payload.semanticIdempotencyKey,
        attemptId: payload.attemptId,
    });
    if (canonicalizeReceizV122(replanned) !== canonicalizeReceizV122(plan))
        fail("execution.stage", "Plan envelope does not match its canonical operation.");
}
/** Wrap the exact SDK methods used by dispatch. Scope is retained in closures;
 * caller arguments cannot disable it. Unrelated methods keep their receiver.
 * This is not a sandbox for arbitrary code holding the original SDK client.
 */
export function wrapReceizMarketplaceClient(client) {
    const denied = new Set(Object.values(RECEIZ_MARKETPLACE_RESTRICTED_OPERATIONS));
    // Public SDK aliases and disabled legacy mint cannot bypass the host scope.
    for (const path of ["connect.mintNote", "oneClickCheckout", "connectTransfer"])
        denied.add(path);
    const staged = new WeakMap();
    const proxies = new Map();
    const branch = (source, prefix) => {
        const existing = proxies.get(prefix);
        if (existing)
            return existing;
        // Empty target avoids violating proxy invariants for frozen SDK subobjects.
        const proxy = new Proxy({}, {
            has: (_target, key) => key in source,
            ownKeys: () => Reflect.ownKeys(source),
            getOwnPropertyDescriptor: (_target, key) => key in source ? { configurable: true, enumerable: true } : undefined,
            get: (_target, key) => {
                const value = Reflect.get(source, key, source);
                if (typeof key !== "string")
                    return typeof value === "function" ? value.bind(source) : value;
                const path = prefix ? `${prefix}.${key}` : key;
                if (typeof value === "function") {
                    if (denied.has(path))
                        return () => fail(path, "This SDK dispatch is outside proof-native Phi value execution.");
                    if (path === "twin.saveMarketMandate")
                        return (...args) => { assertPausedMandate(args[0]); return value.apply(source, args); };
                    if (path === "execution.stage" || path === "execution.stagePrepared")
                        return async (...args) => {
                            // Pin before awaiting: caller mutation cannot swap the checked plan.
                            const plan = structuredClone(args[0]);
                            await assertReceizMarketplaceAtomicPlan(plan);
                            const handle = await value.apply(source, [plan, ...args.slice(1)]);
                            if (handle !== null && typeof handle === "object")
                                staged.set(handle, canonicalizeReceizV122(handle));
                            return handle;
                        };
                    if (path === "execution.execute")
                        return (...args) => {
                            const handle = args[0];
                            if (handle === null || typeof handle !== "object" || !staged.has(handle)
                                || staged.get(handle) !== canonicalizeReceizV122(handle))
                                fail(path, "A handle staged under this marketplace execution scope is required.");
                            return value.apply(source, args);
                        };
                    return value.bind(source);
                }
                if (value !== null && typeof value === "object" && ["commerce", "commerce.refunds", "commerce.subscriptions", "commerce.giftCards", "commerce.payouts", "commerce.discounts", "twin", "jobs", "connect", "payments", "ownership", "execution", "world"].includes(path))
                    return branch(value, path);
                return value;
            },
            set: () => false,
            defineProperty: () => false,
            deleteProperty: () => false,
        });
        proxies.set(prefix, proxy);
        return proxy;
    };
    return branch(client, "");
}
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