e4d4e23dc7
- Remove BMAD framework, IDE configs, dev screenshots, test files, internal docs, and backup files - Rename keep-notes/ to memento-note/ - Update all references from keep-notes to memento-note - Add Apache 2.0 license with Commons Clause (non-commercial restriction) - Add clean .gitignore and .env.docker.example
56 lines
1.9 KiB
TypeScript
56 lines
1.9 KiB
TypeScript
/**
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* URL Fetch Tool
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* Fetches a URL and returns parsed content (JSON, CSV, or text).
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* Max 5MB response.
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*/
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import { tool } from 'ai'
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import { z } from 'zod'
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import { toolRegistry } from './registry'
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const MAX_SIZE = 5 * 1024 * 1024 // 5MB
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toolRegistry.register({
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name: 'url_fetch',
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description: 'Fetch a URL and return its content. Supports JSON, CSV, and plain text responses. Max 5MB.',
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isInternal: true,
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buildTool: (_ctx) =>
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tool({
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description: 'Fetch a URL and return its parsed content. Supports JSON, CSV, and text.',
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inputSchema: z.object({
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url: z.string().describe('The URL to fetch'),
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method: z.enum(['GET', 'POST']).optional().describe('HTTP method (default GET)').default('GET'),
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}),
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execute: async ({ url, method = 'GET' }) => {
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try {
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const response = await fetch(url, { method })
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if (!response.ok) return { error: `HTTP ${response.status}: ${response.statusText}` }
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const contentLength = parseInt(response.headers.get('content-length') || '0')
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if (contentLength > MAX_SIZE) return { error: 'Response too large (max 5MB)' }
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const contentType = response.headers.get('content-type') || ''
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const text = await response.text()
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if (text.length > MAX_SIZE) return { error: 'Response too large (max 5MB)' }
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if (contentType.includes('application/json')) {
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try {
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return { type: 'json', data: JSON.parse(text) }
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} catch {
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return { type: 'text', content: text.substring(0, 10000) }
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}
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}
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if (contentType.includes('text/csv')) {
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return { type: 'csv', content: text.substring(0, 10000) }
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}
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return { type: 'text', content: text.substring(0, 10000) }
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} catch (e: any) {
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return { error: `Fetch failed: ${e.message}` }
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}
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},
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}),
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})
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