it-tools-mcp/build/tools/network/validate_iban/index.js

MCP-compliant server access to over 100 IT tools and utilities commonly used by developers, system administrators, and IT professionals.

import { z } from "zod";
export function registerIbanValidate(server) {
    server.registerTool("validate_iban", {
        inputSchema: {
            iban: z.string().describe("IBAN to validate and parse"),
        },
        // VS Code compliance annotations
        annotations: {
            title: "Iban-validate",
            readOnlyHint: false
        }
    }, async ({ iban }) => {
        try {
            const IBAN = (await import("iban")).default;
            // Clean the input
            const cleanIban = iban.replace(/\s/g, '').toUpperCase();
            // Validate using the IBAN library
            const isValid = IBAN.isValid(cleanIban);
            if (isValid) {
                // Extract components
                const countryCode = cleanIban.slice(0, 2);
                const checkDigits = cleanIban.slice(2, 4);
                const bban = cleanIban.slice(4); // Basic Bank Account Number
                // Get country information if available (simplified approach)
                const countryInfo = IBAN.countries[countryCode];
                const countryName = countryInfo ? 'Available' : 'Unknown';
                return {
                    content: [
                        {
                            type: "text",
                            text: `IBAN Validation Result: ✅ VALID

IBAN: ${iban}
Formatted: ${IBAN.printFormat(cleanIban)}

Components:
Country Code: ${countryCode} (${countryName})
Check Digits: ${checkDigits}
BBAN: ${bban}
Length: ${cleanIban.length} characters

Validation:
Format: ✅ Valid
Length: ✅ Correct for ${countryCode}
Checksum: ✅ Valid (MOD-97)

Electronic Format: ${cleanIban}
Print Format: ${IBAN.printFormat(cleanIban)}`,
                        },
                    ],
                };
            }
            else {
                return {
                    content: [
                        {
                            type: "text",
                            text: `IBAN Validation Result: ❌ INVALID

IBAN: ${iban}
Cleaned: ${cleanIban}

The provided IBAN is not valid. Please check:
- Country code (first 2 characters)
- Check digits (characters 3-4)
- Bank account number format
- Overall length for the country

Common issues:
- Incorrect country code
- Invalid check digits
- Wrong length for the country
- Invalid characters in BBAN`,
                        },
                    ],
                };
            }
        }
        catch (error) {
            return {
                content: [
                    {
                        type: "text",
                        text: `Error validating IBAN: ${error instanceof Error ? error.message : 'Unknown error'}`,
                    },
                ],
            };
        }
    });
}