\n \n\n",[],[134,191],"67748948-7c1b-11f0-8be2-0224a6c84d84","PreviewCard.tsx","65d23dba-7bda-11f0-8cc0-0224a6c84d84","97deb019-83e8-4d36-be6e-791bd26ed51d",["D",1755511759002],"/** @jsxImportSource https://esm.sh/react@18.2.0 */\nimport React from \"https://esm.sh/react@18.2.0\";\nimport type { OpenGraphData } from \"../../shared/types.ts\";\n\ninterface PreviewCardProps {\n platform: \"twitter\";\n data: OpenGraphData;\n hasOpenGraph: boolean;\n}\n\nconst platformStyles = {\n twitter: {\n bg: \"bg-white\",\n border: \"border-gray-200\",\n accent: \"text-blue-500\",\n name: \"X (Twitter)\",\n },\n};\n\nexport function PreviewCard(\n { platform, data, hasOpenGraph }: PreviewCardProps,\n) {\n const style = platformStyles[platform];\n\n const truncateText = (text: string, maxLength: number) => {\n if (text.length <= maxLength) return text;\n return text.substring(0, maxLength) + \"...\";\n };\n\n const formatUrl = (url: string) => {\n try {\n const urlObj = new URL(url);\n return urlObj.hostname;\n } catch {\n return url;\n }\n };\n\n return (\n \n

\n \n

{style.name}

\n \n\n {!hasOpenGraph && (\n

\n ⚠️ No OpenGraph tags found - using fallback data\n

\n )}\n\n

\n {data.image && (\n

\n {\n const target = e.target as HTMLImageElement;\n target.style.display = \"none\";\n const parent = target.parentElement;\n if (parent) {\n parent.innerHTML =\n '

Image failed to load

';\n }\n }}\n />\n

\n )}\n\n

\n {data.url && (\n

\n {formatUrl(data.url)}\n

\n )}\n\n {data.title && (\n

\n {platform === \"twitter\"\n ? truncateText(data.title, 70)\n : data.title}\n

\n )}\n\n {data.description && (\n

\n {platform === \"twitter\"\n ? truncateText(data.description, 125)\n : platform === \"facebook\"\n ? truncateText(data.description, 300)\n : data.description}\n

\n )}\n\n {data.siteName && (\n

\n {data.siteName}\n

\n )}\n

\n\n {/* Platform-specific metadata */}\n {(data.author || data.publishedTime) && (\n

\n {data.author && By {data.author}}\n {data.author && data.publishedTime && •}\n {data.publishedTime && (\n {new Date(data.publishedTime).toLocaleDateString()}\n )}\n

\n )}\n \n );\n}",[],[134,205,198],"components","734bc6d2-7bda-11f0-918c-0224a6c84d84","App.tsx","734bc786-7bda-11f0-918c-0224a6c84d84",7,["D",1755483861582],"/** @jsxImportSource https://esm.sh/react@18.2.0 */\nimport React, { useState } from \"https://esm.sh/react@18.2.0\";\nimport { PreviewCard } from \"./PreviewCard.tsx\";\nimport type { PreviewResponse, PreviewRequest } from \"../../shared/types.ts\";\n\nexport function App() {\n const [url, setUrl] = useState('');\n const [loading, setLoading] = useState(false);\n const [result, setResult] = useState(null);\n const [error, setError] = useState(null);\n\n const handleSubmit = async (e: React.FormEvent) => {\n e.preventDefault();\n if (!url.trim()) return;\n\n setLoading(true);\n setError(null);\n setResult(null);\n\n try {\n const response = await fetch('/api/preview', {\n method: 'POST',\n headers: {\n 'Content-Type': 'application/json',\n },\n body: JSON.stringify({ url: url.trim() } as PreviewRequest),\n });\n\n const data: PreviewResponse = await response.json();\n \n if (data.success) {\n setResult(data);\n } else {\n setError(data.error || 'Failed to fetch preview');\n }\n } catch (err) {\n setError(err instanceof Error ? err.message : 'Network error occurred');\n } finally {\n setLoading(false);\n }\n };\n\n const handleExampleUrl = (exampleUrl: string) => {\n setUrl(exampleUrl);\n };\n\n const exampleUrls = [\n 'https://github.com',\n 'https://www.youtube.com/watch?v=dQw4w9WgXcQ',\n 'https://dev.to',\n 'https://stackoverflow.com/questions/11227809/why-is-processing-a-sorted-array-faster-than-processing-an-unsorted-array'\n ];\n\n return (\n

\n OpenGraph Preview Tool\n

\n See how your URLs will appear when shared on social media platforms\n

\n\n

\n \n Enter URL to preview\n \n

\n setUrl(e.target.value)}\n placeholder=\"https://example.com\"\n className=\"flex-1 px-3 py-2 border border-gray-300 rounded-md focus:outline-none focus:ring-2 focus:ring-blue-500 focus:border-transparent\"\n disabled={loading}\n />\n \n {loading &&

}\n {loading ? 'Loading...' : 'Preview'}\n \n

\n \n

\n Try these examples:\n {exampleUrls.map((exampleUrl, index) => (\n handleExampleUrl(exampleUrl)}\n className=\"text-sm text-blue-600 hover:text-blue-800 underline\"\n disabled={loading}\n >\n {new URL(exampleUrl).hostname}\n \n ))}\n

\n\n {error && (\n

❌

Error

{error}

\n )}\n\n {result && result.success && result.data && (\n

\n Preview Results\n

\n {result.hasOpenGraph \n ? '✅ OpenGraph tags found and parsed successfully'\n : '⚠️ No OpenGraph tags found - showing fallback preview'\n }\n

\n URL: {result.url}\n

\n\n

\n \n \n \n \n

\n\n {/* Debug information */}\n

\n 🔍 Raw OpenGraph Data (for debugging)\n

\n              {JSON.stringify(result.data, null, 2)}\n

\n )}\n\n

\n This tool fetches and displays OpenGraph metadata from web pages.\n
\n It shows how your content will appear when shared on social media platforms.\n

\n );\n}",[],[134,205,207],"65d24814-7bda-11f0-8cc0-0224a6c84d84",6,["D",1755483838974],[160,161],[134,205],["D",1755483822021],[159,162,163],[134],"76d91e94-7bda-11f0-9c82-0224a6c84d84","index.ts",9,["D",1755483867544],"http","import { Hono } from \"https://esm.sh/hono@3.11.7\";\nimport { readFile, serveFile } from \"https://esm.town/v/std/utils@85-main/index.ts\";\nimport type { OpenGraphData, PreviewResponse, PreviewRequest } from \"../shared/types.ts\";\n\nconst app = new Hono();\n\n// Unwrap Hono errors to see original error details\napp.onError((err) => Promise.reject(err));\n\n// Serve static files\napp.get(\"/frontend/*\", c => serveFile(c.req.path, import.meta.url));\napp.get(\"/shared/*\", c => serveFile(c.req.path, import.meta.url));\n\n// Serve main page\napp.get(\"/\", async c => {\n const html = await readFile(\"/frontend/index.html\", import.meta.url);\n return c.html(html);\n});\n\n// Extract OpenGraph tags from HTML\nfunction extractOpenGraphData(html: string): OpenGraphData {\n const ogData: OpenGraphData = {};\n \n // Regular expressions to match OpenGraph meta tags\n const ogRegex = /]*>/gi;\n const twitterRegex = /]*>/gi;\n const titleRegex = /]*>([^<]*)<\\/title>/i;\n const descRegex = /]*>/i;\n \n let match;\n \n // Extract OpenGraph tags\n while ((match = ogRegex.exec(html)) !== null) {\n const property = match[1];\n const content = match[2];\n \n switch (property) {\n case 'title':\n ogData.title = content;\n break;\n case 'description':\n ogData.description = content;\n break;\n case 'image':\n ogData.image = content;\n break;\n case 'url':\n ogData.url = content;\n break;\n case 'site_name':\n ogData.siteName = content;\n break;\n case 'type':\n ogData.type = content;\n break;\n case 'locale':\n ogData.locale = content;\n break;\n case 'author':\n ogData.author = content;\n break;\n case 'article:published_time':\n ogData.publishedTime = content;\n break;\n case 'article:modified_time':\n ogData.modifiedTime = content;\n break;\n }\n }\n \n // Extract Twitter Card tags as fallback\n while ((match = twitterRegex.exec(html)) !== null) {\n const property = match[1];\n const content = match[2];\n \n switch (property) {\n case 'title':\n if (!ogData.title) ogData.title = content;\n break;\n case 'description':\n if (!ogData.description) ogData.description = content;\n break;\n case 'image':\n if (!ogData.image) ogData.image = content;\n break;\n }\n }\n \n // Fallback to HTML title and description\n if (!ogData.title) {\n const titleMatch = titleRegex.exec(html);\n if (titleMatch) ogData.title = titleMatch[1].trim();\n }\n \n if (!ogData.description) {\n const descMatch = descRegex.exec(html);\n if (descMatch) ogData.description = descMatch[1];\n }\n \n return ogData;\n}\n\n// Check if URL has any OpenGraph tags\nfunction hasOpenGraphTags(html: string): boolean {\n const ogRegex = / {\n try {\n const body: PreviewRequest = await c.req.json();\n const { url } = body;\n \n if (!url) {\n return c.json({\n success: false,\n error: \"URL is required\",\n hasOpenGraph: false,\n url: \"\"\n }, 400);\n }\n \n const normalizedUrl = normalizeUrl(url);\n \n // Validate URL format\n try {\n new URL(normalizedUrl);\n } catch {\n return c.json({\n success: false,\n error: \"Invalid URL format\",\n hasOpenGraph: false,\n url: normalizedUrl\n }, 400);\n }\n \n // Fetch the webpage\n const response = await fetch(normalizedUrl, {\n headers: {\n 'User-Agent': 'Mozilla/5.0 (compatible; OpenGraph-Preview-Bot/1.0)'\n }\n });\n \n if (!response.ok) {\n return c.json({\n success: false,\n error: `Failed to fetch URL: ${response.status} ${response.statusText}`,\n hasOpenGraph: false,\n url: normalizedUrl\n }, 400);\n }\n \n const html = await response.text();\n const ogData = extractOpenGraphData(html);\n const hasOG = hasOpenGraphTags(html);\n \n // Set the canonical URL if not present\n if (!ogData.url) {\n ogData.url = normalizedUrl;\n }\n \n return c.json({\n success: true,\n data: ogData,\n hasOpenGraph: hasOG,\n url: normalizedUrl\n });\n \n } catch (error) {\n console.error(\"Error fetching OpenGraph data:\", error);\n return c.json({\n success: false,\n error: error instanceof Error ? error.message : \"Unknown error occurred\",\n hasOpenGraph: false,\n url: \"\"\n }, 500);\n }\n});\n\nexport default app.fetch;",[],[140,223],["D",1755483815904],[157],[140],["D",1755483675829],{"_16":17,"_82":78},{"_16":17,"_76":-5,"_77":78,"_32":33,"_79":80,"_81":26},{"_64":65,"_20":66,"_18":67,"_68":19,"_69":-5,"_70":-5,"_71":-5,"_72":-5,"_73":-5,"_74":21,"_75":17},"ctx",{"_57":-5,"_103":270,"_271":272,"_273":274,"_275":26,"_276":26,"_277":26,"_278":37,"_279":-5,"_280":-7,"_281":-7,"_282":41,"_283":26,"_284":26,"_285":-5,"_286":26,"_287":26,"_288":26,"_289":-5},"ENV",{"_241":242,"_243":244,"_245":66,"_246":247,"_248":249,"_250":251,"_252":253,"_254":255,"_256":257,"_258":259,"_260":261,"_262":263,"_264":265,"_266":267,"_268":269},"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"]

Search