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mod.fetch.bind(mod)\n : mod;\nexport default async function (req) {\n return handler(req);\n}\n","import mod from \"https://esm.town/v/oxalpha/x402/main.tsx?v=17\";\nconst handler = mod && typeof mod === \"object\" && \"fetch\" in mod\n ? mod.fetch.bind(mod)\n : mod;\nexport default async function (req) {\n return handler(req);\n}\n","createdAt",["D",1787513267426],"branchVersion","branchId","ad70b2e5-6728-4868-a80f-3e73f6c0bc8e","id","fecbd8ff-8308-4738-a7ca-5a0e8cff4c91","x402",["D",1787507519355],"deletedAt","legacyEnvVars","privacy","public","httpPrivacy","description","x402 paid ping service","imageUrl","16e80198-f8a5-412e-a144-4f86374dea52","pinnedFileId","pinPreview",true,"pinMigrated","screenshotVersion","likeCount",0,"orgId","01a02fb8-5c91-70db-98b4-90080a2c404f","tursoName","tursoHostname","tursoMeasuredAt","pinned","userPerm","r","valPerm","blobPerm","rw","emailPerm","sqlitePerm","projectPerm","telemetryPerm","user",{"_96":95,"_103":98},"org",{"_96":95,"_97":98,"_99":98,"_18":55,"_100":101,"_102":25},"branch",{"_13":85,"_32":86,"_43":42,"_87":44,"_88":-5,"_89":-5,"_90":-5,"_91":-5,"_92":-5,"_93":45,"_94":95},"isOwned",34,"main","projectId","forkedBranchId","forkedBranchVersion","forkedProjectPrivacy","forkedProjectId","forkedProjectOrgId","projectName","userHandle","oxalpha","handle","displayName","","avatar","tier","free","canRestrictVals","profileImageUrl","branchName","adoptOrgId",{"_43":44,"_32":45,"_38":163,"_47":-5,"_48":25,"_49":50,"_51":50,"_52":53,"_54":-5,"_18":55,"_56":31,"_57":58,"_59":-5,"_60":-5,"_61":62,"_63":64,"_65":-5,"_66":-5,"_67":-5,"_68":-5,"_69":70,"_71":70,"_72":73,"_74":73,"_75":73,"_76":70,"_77":70,"_78":164,"_80":165,"_82":166,"_84":25},"tree",[154,155],"files",[154,155],"counts",{"_143":62,"_144":145,"_146":62,"_147":148,"_149":150},"contents",[125,126],"upstreamProject","upstreamBranch","emptyEnvVars","flags",[],"hasHttpFiles","grants","orgs","customDomains",{},{"_43":135,"_32":136,"_30":137,"_128":-5,"_41":42,"_40":138,"_129":25,"_38":139,"_13":140,"_33":20,"_35":141,"_24":25,"_132":-5,"_27":142},{"_43":127,"_32":28,"_30":31,"_128":-5,"_41":42,"_40":14,"_129":25,"_38":130,"_13":131,"_33":34,"_35":37,"_24":25,"_132":133,"_27":134},"21275a18-7b91-4c5e-a274-d1fa936bcef8","parentId","latest",["D",1787513267426],14,"label","oxalpha-x402",[28],"34d44c97-2694-479e-8dd3-27bfccef3454","main.tsx","60843b64-9f1b-11f1-9910-1607ee4eb77e",27,["D",1787513265770],12,"import { Hono } from \"npm:hono@4.13.3\";\nimport { parse } from \"npm:node-html-parser@9.0.1\";\nimport { paymentMiddleware, x402ResourceServer } from \"npm:@x402/hono@2.23.0\";\nimport { HTTPFacilitatorClient } from \"npm:@x402/core@2.23.0/server\";\nimport { ExactEvmScheme } from \"npm:@x402/evm@2.23.0/exact/server\";\nimport { declareDiscoveryExtension } from \"npm:@x402/extensions@2.23.0/bazaar\";\n\nconst WALLET = \"0x19F19161348fDCDc39f49De90b9a1D3DADb37e5e\";\nconst NETWORK = \"eip155:84532\";\nconst FACILITATOR_URL = \"https://facilitator.payai.network\";\nconst VERSION = \"0.3.0\";\nconst MAX_HTML_CHARS = 1_000_000;\nconst MAX_TEXT_CHARS = 60_000;\nconst MAX_LINKS = 200;\nconst MAX_IMAGES = 100;\nconst STATS_KEY = \"oxalpha_hits_v1\";\nconst STATS_DAYS_KEPT = 30;\n\nlet blobMod: { getJSON: (k: string) => Promise; setJSON: (k: string, v: unknown) => Promise } | null | undefined;\nasync function getBlob() {\n if (blobMod !== undefined) return blobMod;\n try {\n const mod = (await import(\"https://esm.town/v/std/blob?v=11\")) as { blob?: typeof blobMod };\n blobMod = (mod?.blob ?? null) as typeof blobMod;\n if (blobMod) blobMod = blobMod as NonNullable;\n } catch {\n blobMod = null;\n }\n if (!blobMod || typeof blobMod.getJSON !== \"function\" || typeof blobMod.setJSON !== \"function\") {\n blobMod = null;\n }\n return blobMod;\n}\n\nlet lastTelemetryError: string | undefined;\nlet dbgHitsRan = 0;\nlet dbgWriteOk = 0;\n\nasync function safeGetJSON(blob: { getJSON: (k: string) => Promise }, k: string): Promise {\n try {\n return await blob.getJSON(k);\n } catch (e) {\n return undefined;\n }\n}\n\ntype StatsShape = Record>;\n\nfunction routeClass(pathname: string): string {\n if (pathname === \"/\" || pathname === \"\") return \"root\";\n if (pathname === \"/html-clean\") return \"htmlclean\";\n if (pathname === \"/health\") return \"health\";\n if (pathname === \"/stats\") return \"stats\";\n return \"other\";\n}\n\nasync function recordHit(c: { req: { method: string; path: string } }, status: number): Promise {\n try {\n dbgHitsRan++;\n const blob = await getBlob();\n if (!blob) return;\n const day = new Date().toISOString().slice(0, 10);\n let stats: StatsShape = {};\n const raw = await safeGetJSON(blob, STATS_KEY);\n if (raw && typeof raw === \"object\") stats = raw as StatsShape;\n const today = stats[day] ?? {};\n const key = `${c.req.method} ${routeClass(c.req.path)} ${status >= 400 ? \"err\" : status === 402 ? \"probe402\" : \"ok\"}`;\n today[key] = (today[key] ?? 0) + 1;\n stats[day] = today;\n const days = Object.keys(stats).sort();\n while (days.length > STATS_DAYS_KEPT) delete stats[days.shift() as string];\n await blob.setJSON(STATS_KEY, stats);\n dbgWriteOk++;\n } catch (e) {\n lastTelemetryError = e instanceof Error ? `${e.name}: ${e.message}` : String(e);\n // telemetry must never break the service\n }\n}\n\nif (!/^0x[0-9a-fA-F]{40}$/.test(WALLET)) {\n throw new Error(\"WALLET non e un indirizzo EVM valido\");\n}\n\nconst facilitatorClient = new HTTPFacilitatorClient({ url: FACILITATOR_URL });\nconst resourceServer = new x402ResourceServer(facilitatorClient).register(\n NETWORK,\n new ExactEvmScheme(),\n);\n\nconst app = new Hono();\n\nlet initPromise: Promise | null = null;\n\nfunction ensureInitialized(): Promise {\n if (!initPromise) {\n initPromise = resourceServer.initialize().catch((err) => {\n initPromise = null;\n throw err;\n });\n }\n return initPromise;\n}\n\napp.use(\"*\", async (c, next) => {\n await ensureInitialized();\n await next();\n await recordHit(c, c.res.status);\n});\n\nfunction oneLine(s: unknown): string {\n return typeof s === \"string\" ? s.replace(/\\s+/g, \" \").trim() : \"\";\n}\n\nfunction normalizeBlocks(s: string): string {\n return s\n .split(\"\\n\")\n .map((line) => line.replace(/[ \\t]+/g, \" \").trim())\n .join(\"\\n\")\n .replace(/\\n{3,}/g, \"\\n\\n\")\n .trim();\n}\n\nfunction extractStructuredText(el: unknown): string {\n const e = el as { structuredText?: unknown; text?: unknown };\n if (typeof e.structuredText === \"string\") return e.structuredText;\n if (typeof e.text === \"string\") return e.text;\n return \"\";\n}\n\nfunction resolveUrl(raw: unknown, base?: string): string | null {\n if (typeof raw !== \"string\" || !raw.trim()) return null;\n const u = raw.trim();\n if (!base) return /^[a-z][a-z0-9+.-]*:/i.test(u) ? u : null;\n try {\n return new URL(u, base).href;\n } catch {\n return null;\n }\n}\n\napp.use(\n paymentMiddleware(\n {\n \"GET /\": {\n accepts: {\n scheme: \"exact\",\n price: \"$0.001\",\n network: NETWORK,\n payTo: WALLET,\n maxTimeoutSeconds: 60,\n },\n description:\n \"Ping del servizio: restituisce stato servizio, timestamp e identificatore. Endpoint di prova del primo micro-servizio x402.\",\n mimeType: \"application/json\",\n serviceName: \"ox-alpha-service\",\n tags: [\"ping\", \"utility\", \"agent\"],\n extensions: declareDiscoveryExtension({\n output: {\n example: {\n service: \"ox-alpha-service\",\n version: VERSION,\n network: NETWORK,\n paid: true,\n ts: 1755950000000,\n },\n },\n }),\n },\n \"GET /html-clean\": {\n accepts: {\n scheme: \"exact\",\n price: \"$0.002\",\n network: NETWORK,\n payTo: WALLET,\n maxTimeoutSeconds: 60,\n },\n description:\n \"Usage info for the html-clean tool: pay this GET once to receive machine-readable instructions, then call POST /html-clean to turn raw HTML into clean structured content (title, meta, LLM-ready text, headings, links, images).\",\n mimeType: \"application/json\",\n serviceName: \"ox-alpha-service\",\n tags: [\"html\", \"extraction\", \"reader\", \"text\", \"web\", \"agent\"],\n extensions: declareDiscoveryExtension({\n output: {\n example: {\n service: \"ox-alpha-service\",\n endpoint: \"html-clean\",\n usage: {\n cleanCall: {\n method: \"POST\",\n path: \"/html-clean\",\n contentType: \"application/json\",\n body: { html: \"\", baseUrl: \"https://example.com\" },\n },\n },\n },\n },\n }),\n },\n \"POST /html-clean\": {\n accepts: {\n scheme: \"exact\",\n price: \"$0.002\",\n network: NETWORK,\n payTo: WALLET,\n maxTimeoutSeconds: 60,\n },\n description:\n \"Turn raw HTML into clean structured content for AI agents: title, description, canonical URL, lang, word count, paragraph-preserving plain text (LLM-ready), heading outline, deduplicated links and images with absolute URLs resolved against an optional baseUrl. Send the HTML you fetched; get back text worth feeding to a model. No DOM parser needed client-side.\",\n mimeType: \"application/json\",\n serviceName: \"ox-alpha-service\",\n tags: [\"html\", \"extraction\", \"reader\", \"text\", \"web\", \"agent\"],\n extensions: declareDiscoveryExtension({\n input: {\n type: \"object\",\n required: [\"html\"],\n properties: {\n html: { type: \"string\", description: \"Raw HTML source to clean (max 1MB)\" },\n baseUrl: { type: \"string\", description: \"Optional base URL used to resolve relative links and image sources\" },\n },\n example: {\n html: 'Example Domain

Hello

Read the about page.

$\"logo\"$ ',\n baseUrl: \"https://example.com\",\n },\n },\n output: {\n example: {\n service: \"ox-alpha-service\",\n endpoint: \"html-clean\",\n title: \"Example Domain\",\n description: \"An illustrative page\",\n lang: \"en\",\n canonical: \"https://example.com/\",\n wordCount: 8,\n text: \"Hello\\n\\nRead the about page.\",\n truncated: false,\n headings: [{ level: 1, text: \"Hello\" }],\n links: [{ url: \"https://example.com/about\", text: \"about page\" }],\n images: [{ url: \"https://example.com/logo.png\", alt: \"logo\" }],\n },\n },\n }),\n },\n },\n resourceServer,\n undefined,\n undefined,\n false,\n ),\n);\n\napp.get(\"/health\", (c) =>\n c.json({\n ok: true,\n service: \"ox-alpha-service\",\n version: VERSION,\n endpoints: [\"GET /\", \"GET /html-clean\", \"POST /html-clean\", \"GET /stats\"],\n ts: Date.now(),\n facilitator: FACILITATOR_URL,\n }),\n);\n\napp.get(\"/stats\", async (c) => {\n const blob = await getBlob();\n if (!blob) {\n return c.json({ service: \"ox-alpha-service\", stats: null, note: \"telemetry unavailable\", dbg: { lastTelemetryError, blobMod } });\n }\n try {\n const raw = await safeGetJSON(blob, STATS_KEY);\n const stats = (raw && typeof raw === \"object\") ? raw : {};\n return c.json({\n service: \"ox-alpha-service\",\n version: VERSION,\n note: \"hits per UTC day; key = METHOD routeClass outcome (probe402 = unpaid 402 response, ok = served, err = >=400)\",\n stats,\n dbg: { lastTelemetryError, blobLoaded: !!blob, hitsRan: dbgHitsRan, writeOk: dbgWriteOk },\n });\n } catch (e) {\n return c.json({ service: \"ox-alpha-service\", stats: null, note: \"telemetry read error\", dbg: { err: e instanceof Error ? e.message : String(e) } });\n }\n});\n\napp.get(\"/\", (c) =>\n c.json({\n service: \"ox-alpha-service\",\n version: VERSION,\n network: NETWORK,\n paid: true,\n ts: Date.now(),\n }),\n);\n\napp.get(\"/html-clean\", (c) =>\n c.json({\n service: \"ox-alpha-service\",\n endpoint: \"html-clean\",\n usage: {\n method: \"POST\",\n path: \"/html-clean\",\n contentType: \"application/json\",\n bodySchema: {\n html: \"string (required): raw HTML source, max 1MB\",\n baseUrl: \"string (optional): base URL to resolve relative links/images\",\n },\n returns: [\"title\", \"description\", \"lang\", \"canonical\", \"ogImage\", \"wordCount\", \"text\", \"truncated\", \"headings\", \"links\", \"images\"],\n exampleCall: {\n html: \"

Hi

Read the about page.

\",\n baseUrl: \"https://example.com\",\n },\n },\n version: VERSION,\n }),\n);\n\napp.post(\"/html-clean\", async (c) => {\n let body: unknown;\n try {\n body = await c.req.json();\n } catch {\n return c.json({ error: \"request body must be valid JSON\" }, 400);\n }\n const b = (body ?? {}) as Record;\n const html = typeof b.html === \"string\" ? b.html : null;\n if (!html || !html.trim()) {\n return c.json({ error: \"missing required field: html (non-empty string)\" }, 400);\n }\n if (html.length > MAX_HTML_CHARS) {\n return c.json({ error: `html too large: ${html.length} chars, max ${MAX_HTML_CHARS}` }, 413);\n }\n const baseUrl =\n typeof b.baseUrl === \"string\" && b.baseUrl.trim() ? b.baseUrl.trim() : undefined;\n\n const root = parse(html);\n root.querySelectorAll(\"script,style,noscript,template,svg,iframe\").forEach((el) => {\n const remove = (el as unknown as { remove?: () => void }).remove;\n if (typeof remove === \"function\") remove.call(el);\n });\n\n const metaTag = (selector: string): string => {\n const el = root.querySelector(selector);\n return oneLine(el?.getAttribute(\"content\"));\n };\n\n const htmlLang = oneLine(root.querySelector(\"html\")?.getAttribute(\"lang\")) || undefined;\n\n const title = oneLine(root.querySelector(\"title\")?.text) || metaTag('meta[property=\"og:title\"]') || \"\";\n const description = metaTag('meta[name=\"description\"]') || metaTag('meta[property=\"og:description\"]') || \"\";\n const canonicalRaw = root.querySelector('link[rel=\"canonical\"]')?.getAttribute(\"href\");\n const canonical = resolveUrl(canonicalRaw, baseUrl ?? undefined) ?? undefined;\n const ogImage = resolveUrl(metaTag('meta[property=\"og:image\"]'), baseUrl) ?? undefined;\n\n const contentEl =\n root.querySelector(\"article\") ??\n root.querySelector(\"main\") ??\n root.querySelector('[role=\"main\"]') ??\n root.querySelector(\"body\") ??\n root;\n\n const fullText = normalizeBlocks(extractStructuredText(contentEl));\n const truncated = fullText.length > MAX_TEXT_CHARS;\n const text = truncated ? `${fullText.slice(0, MAX_TEXT_CHARS)}…` : fullText;\n const wordCount = text.split(/\\s+/).filter(Boolean).length;\n\n const headings = root\n .querySelectorAll(\"h1,h2,h3,h4,h5,h6\")\n .map((el) => ({ level: Number(el.tagName.slice(1)) || 0, text: oneLine(el.text) }))\n .filter((h) => h.text.length > 0)\n .slice(0, 100);\n\n const seenLinks = new Set();\n const links: Array<{ url: string; text: string }> = [];\n for (const a of root.querySelectorAll(\"a[href]\")) {\n const abs = resolveUrl(a.getAttribute(\"href\"), baseUrl ?? undefined);\n if (!abs || seenLinks.has(abs)) continue;\n seenLinks.add(abs);\n links.push({ url: abs, text: oneLine(a.text) });\n if (links.length >= MAX_LINKS) break;\n }\n\n const seenImgs = new Set();\n const images: Array<{ url: string; alt: string }> = [];\n for (const img of root.querySelectorAll(\"img[src]\")) {\n const abs = resolveUrl(img.getAttribute(\"src\"), baseUrl ?? undefined);\n if (!abs || seenImgs.has(abs)) continue;\n seenImgs.add(abs);\n images.push({ url: abs, alt: oneLine(img.getAttribute(\"alt\")) });\n if (images.length >= MAX_IMAGES) break;\n }\n\n return c.json({\n service: \"ox-alpha-service\",\n endpoint: \"html-clean\",\n title: title || undefined,\n description: description || undefined,\n lang: htmlLang,\n canonical,\n ogImage,\n wordCount,\n text,\n truncated,\n headings,\n links,\n images,\n });\n});\n\nexport default {\n fetch: app.fetch,\n};\n",[136],"pulls","branches",1,"forks","envVars",{"_151":62,"_153":62},"connections",{"_151":62,"_152":62},"count","unfilledCount","emptyCount",{"_43":135,"_32":136,"_30":137,"_128":-5,"_41":42,"_40":138,"_129":25,"_38":160,"_13":140,"_33":20,"_35":141,"_24":25,"_132":-5,"_157":161,"_27":162},{"_43":127,"_32":28,"_30":31,"_128":-5,"_41":42,"_40":14,"_129":25,"_38":156,"_13":131,"_33":34,"_35":37,"_24":25,"_132":133,"_157":158,"_27":159},["D",1787513267426],"children",[],[28],["D",1787513265770],[],[136],["D",1787507519355],{"_96":95,"_103":98},{"_96":95,"_97":98,"_99":98,"_18":55,"_100":101,"_102":25},{"_13":85,"_32":86,"_43":42,"_87":44,"_88":-5,"_89":-5,"_90":-5,"_91":-5,"_92":-5,"_93":45,"_94":95},"ctx",{"_78":-5,"_122":200,"_201":202,"_203":204,"_205":25,"_206":25,"_207":25,"_208":58,"_209":-5,"_210":-7,"_211":-7,"_212":62,"_213":25,"_214":25,"_215":-5,"_216":25,"_217":25,"_218":25,"_219":-5},"ENV",{"_171":172,"_173":174,"_175":86,"_176":177,"_178":179,"_180":181,"_182":183,"_184":185,"_186":187,"_188":189,"_190":191,"_192":193,"_194":195,"_196":197,"_198":199},"REACT_APP_SENTRY_DSN","https://586020d86f05489db63a554690acf1e9@o1398359.ingest.sentry.io/6724499","RENDER_GIT_COMMIT","e87eb04e707cf64e7e532c8e8ec395f209e17f15","RENDER_GIT_BRANCH","POSTHOG_API_TOKEN","phc_nmoyuAkStEZuUp69rYlg1DZgrIt19Gx0Y4Hwf8tGgJP","POSTHOG_API_HOST","https://wart.val.town","WEB_API_TEMPLATE","https://{val}.web.val.run","APP_URL","https://www.val.town","MODULE_URL","https://esm.town","VANITY_WEB_API_TEMPLATE","https://{label}.val.run/","DENOLS_URL","https://lsp.val.town","NODE_ENV","production","CLOUDFLARE_TURNSTILE_SITE_KEY","0x4AAAAAACtaIZJH7s9rBMZ6","GOOGLE_CLIENT_ID","875989696899-jtsqkhlbdv5jrlsk8631p7ipjg3c6o62.apps.googleusercontent.com","STRIPE_PUBLISHABLE_KEY","pk_live_51N2zvWEpZTTLipIkVEwXrUG9AT0yeOOEYxszarZT1jpsZV58Ly6wlg3SltZpHN26CUalOBmUSY7adQRQiSkCZz2500qSXNkf8Y","API_URL","https://api.val.town",[],"preferencesKeybindings","default","preferencesTheme","light","preferencesFixers","preferencesCopilot","preferencesSelectionAi","preferencesCloseBrackets","preferencesChatPanelState","preferencesDprint","preferencesDenofmt","notificationCount","flagDenols","isBusinessOrgMember","businessOrgHandle","isBusinessOrgAdmin","isHigherTownieTier","navCollapsed","currentOrgId"]

Diff · v28