mcp-wayback-machine
Version:
MCP server and CLI tool for interacting with the Wayback Machine without API keys
159 lines • 6.33 kB
JavaScript
import { Server } from '@modelcontextprotocol/sdk/server/index.js';
import { StdioServerTransport } from '@modelcontextprotocol/sdk/server/stdio.js';
import { CallToolRequestSchema, ErrorCode, ListToolsRequestSchema, McpError, } from '@modelcontextprotocol/sdk/types.js';
// Import tools
import { SaveUrlSchema, saveUrl } from './tools/save.js';
import { GetArchivedUrlSchema, getArchivedUrl } from './tools/retrieve.js';
import { SearchArchivesSchema, searchArchives } from './tools/search.js';
import { CheckArchiveStatusSchema, checkArchiveStatus } from './tools/status.js';
// Create server instance
const server = new Server({
name: 'mcp-wayback-machine',
version: '0.1.0',
}, {
capabilities: {
tools: {},
},
});
// Handle tool listing
server.setRequestHandler(ListToolsRequestSchema, async () => {
return {
tools: [
{
name: 'save_url',
description: 'Save a URL to the Wayback Machine',
inputSchema: SaveUrlSchema,
},
{
name: 'get_archived_url',
description: 'Retrieve an archived version of a URL',
inputSchema: GetArchivedUrlSchema,
},
{
name: 'search_archives',
description: 'Search the Wayback Machine archives for a URL',
inputSchema: SearchArchivesSchema,
},
{
name: 'check_archive_status',
description: 'Check if a URL has been archived',
inputSchema: CheckArchiveStatusSchema,
},
],
};
});
// Handle tool execution
server.setRequestHandler(CallToolRequestSchema, async (request) => {
const { name, arguments: args } = request.params;
try {
switch (name) {
case 'save_url': {
const input = SaveUrlSchema.parse(args);
const result = await saveUrl(input);
let text = result.message;
if (result.archivedUrl) {
text += `\n\nArchived URL: ${result.archivedUrl}`;
}
if (result.timestamp) {
text += `\nTimestamp: ${result.timestamp}`;
}
if (result.jobId) {
text += `\nJob ID: ${result.jobId}`;
}
return {
content: [{ type: 'text', text }],
};
}
case 'get_archived_url': {
const input = GetArchivedUrlSchema.parse(args);
const result = await getArchivedUrl(input);
let text = result.message;
if (result.archivedUrl) {
text += `\n\nArchived URL: ${result.archivedUrl}`;
}
if (result.timestamp) {
text += `\nTimestamp: ${result.timestamp}`;
}
if (result.available !== undefined) {
text += `\nAvailable: ${result.available ? 'Yes' : 'No'}`;
}
return {
content: [{ type: 'text', text }],
};
}
case 'search_archives': {
const input = SearchArchivesSchema.parse(args);
const result = await searchArchives(input);
let text = result.message;
if (result.results && result.results.length > 0) {
text += '\n\nResults:';
for (const archive of result.results) {
text += `\n\n- Date: ${archive.date}`;
text += `\n URL: ${archive.archivedUrl}`;
text += `\n Status: ${archive.statusCode}`;
text += `\n Type: ${archive.mimeType}`;
}
}
return {
content: [{ type: 'text', text }],
};
}
case 'check_archive_status': {
const input = CheckArchiveStatusSchema.parse(args);
const result = await checkArchiveStatus(input);
let text = result.message;
if (result.isArchived) {
if (result.firstCapture) {
text += `\n\nFirst captured: ${result.firstCapture}`;
}
if (result.lastCapture) {
text += `\nLast captured: ${result.lastCapture}`;
}
if (result.totalCaptures !== undefined) {
text += `\nTotal captures: ${result.totalCaptures}`;
}
if (result.yearlyCaptures && Object.keys(result.yearlyCaptures).length > 0) {
text += '\n\nCaptures by year:';
for (const [year, count] of Object.entries(result.yearlyCaptures)) {
text += `\n ${year}: ${count}`;
}
}
}
return {
content: [{ type: 'text', text }],
};
}
default:
throw new McpError(ErrorCode.MethodNotFound, `Unknown tool: ${name}`);
}
}
catch (error) {
if (error instanceof McpError) {
throw error;
}
throw new McpError(ErrorCode.InternalError, error instanceof Error ? error.message : 'Unknown error occurred');
}
});
// Start the server
async function main() {
// Check if running as CLI (has TTY or has arguments beyond node and script)
const isCliMode = process.stdin.isTTY || process.argv.length > 2;
if (isCliMode && process.argv.length > 2) {
// Running as CLI tool
const { createCLI } = await import('./cli.js');
const program = createCLI();
await program.parseAsync(process.argv);
}
else {
// Running as MCP server
const transport = new StdioServerTransport();
await server.connect(transport);
console.error('MCP Wayback Machine server running on stdio');
}
}
main().catch((error) => {
console.error('Fatal error:', error);
process.exit(1);
});
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