RSS Feed Generator

A simple service to generate RSS feeds for blogs that don't provide their own.

\n\n`;\n\n return c.html(html);\n }\n\n // Serve JSON for regular API clients\n return c.json({\n service: \"rss generator\",\n description:\n \"A simple service to generate rss feeds for blogs that don't provide their own.\",\n author: \"Arti Villa\",\n license: \"MIT\",\n endpoints: {\n status: {\n path: \"/status\",\n method: \"GET\",\n description: \"JSON status of all feeds\",\n },\n rss_feed: {\n path: \"/rss/.xml\",\n method: \"GET\",\n description: \"RSS feed for a specific blog\",\n },\n feeds_list: {\n path: \"/feeds\",\n method: \"GET\",\n description: \"JSON list of available feeds\",\n },\n favicon: {\n path: \"/favicon.ico\",\n method: \"GET\",\n description: \"Site favicon (SVG format)\",\n },\n og_image: {\n path: \"/og-image\",\n method: \"GET\",\n description: \"Open Graph image for social sharing\",\n },\n },\n });\n});\n\n// JSON status endpoint\napp.get(\"/status\", async (c) => {\n try {\n // Get all configured blogs\n const configuredBlogs = blogs as BlogConfig[];\n\n // Get metadata for each blog\n const blogStatus = await Promise.all(\n configuredBlogs.map(async (blog) => {\n try {\n const metadata = await blob.getJSON(`meta_${blog.slug}`);\n const hasRSSFeed = (await blob.get(`rss_${blog.slug}.xml`)) !== null;\n\n return {\n slug: blog.slug,\n name: blog.name,\n url: blog.url,\n rssUrl: `/rss/${blog.slug}.xml`,\n lastSuccessful: metadata?.lastSuccessful || null,\n postCount: metadata?.postCount || null,\n hasRSSFeed,\n status: hasRSSFeed ? \"active\" : \"pending\",\n };\n } catch (error) {\n return {\n slug: blog.slug,\n name: blog.name,\n url: blog.url,\n rssUrl: `/rss/${blog.slug}.xml`,\n lastSuccessful: null,\n postCount: null,\n hasRSSFeed: false,\n status: \"error\",\n };\n }\n }),\n );\n\n return c.json({\n service: \"RSS Feed Generator\",\n totalFeeds: blogStatus.length,\n activeFeeds: blogStatus.filter((b) => b.status === \"active\").length,\n feeds: blogStatus,\n });\n } catch (error) {\n console.error(\"Error getting status:\", error);\n return c.json(\n {\n service: \"RSS Feed Generator\",\n status: \"error\",\n error: \"Failed to load status information\",\n },\n 500,\n );\n }\n});\n\n// Serve RSS feeds\napp.get(\"/rss/:slug\", async (c) => {\n const slug = c.req.param(\"slug\");\n\n // Remove .xml extension if present\n const cleanSlug = slug?.replace(/\\.xml$/, \"\");\n\n if (!cleanSlug) {\n return c.text(\"Invalid slug\", 400);\n }\n\n try {\n const xml = await blob.get(`rss_${cleanSlug}.xml`);\n\n if (!xml) {\n return c.text(\n \"Feed not found or still building. Please try again later.\",\n 404,\n );\n }\n\n // Handle different blob return types\n let xmlString: string;\n if (typeof xml === \"string\") {\n xmlString = xml;\n } else if (xml instanceof Response) {\n xmlString = await xml.text();\n } else {\n xmlString = String(xml);\n }\n\n return c.text(xmlString, 200, {\n \"Content-Type\": \"application/rss+xml; charset=UTF-8\",\n \"Cache-Control\": \"public, max-age=3600\", // Cache for 1 hour\n });\n } catch (error) {\n console.error(`Error serving RSS for ${cleanSlug}:`, error);\n return c.text(\"Internal server error\", 500);\n }\n});\n\n// List available feeds (for debugging)\napp.get(\"/feeds\", async (c) => {\n try {\n const keys = await blob.list(\"rss_\");\n const feeds = keys.map((item) => {\n const key = typeof item === \"string\" ? item : item.key;\n return {\n slug: key.replace(\"rss_\", \"\").replace(\".xml\", \"\"),\n url: `/rss/${key.replace(\"rss_\", \"\")}`,\n };\n });\n\n return c.json({\n available_feeds: feeds,\n count: feeds.length,\n });\n } catch (error) {\n console.error(\"Error listing feeds:\", error);\n return c.text(\"Internal server error\", 500);\n }\n});\n\n// Serve favicon\napp.get(\"/favicon.ico\", async (c) => {\n try {\n const favicon = await readFile(\"/services/favicon.svg\", import.meta.url);\n return c.body(favicon, 200, {\n \"Content-Type\": \"image/svg+xml\",\n \"Cache-Control\": \"public, max-age=86400\", // Cache for 24 hours\n });\n } catch (error) {\n console.error(\"Error serving favicon:\", error);\n return c.text(\"Favicon not found\", 404);\n }\n});\n\n// Serve Open Graph image (using the same SVG)\napp.get(\"/og-image\", async (c) => {\n try {\n const ogImage = await readFile(\"/services/favicon.svg\", import.meta.url);\n return c.body(ogImage, 200, {\n \"Content-Type\": \"image/svg+xml\",\n \"Cache-Control\": \"public, max-age=86400\", // Cache for 24 hours\n });\n } catch (error) {\n console.error(\"Error serving OG image:\", error);\n return c.text(\"OG image not found\", 404);\n }\n});\n\nexport default app.fetch;\n","deleted","label",[99],"permalink","https://www.val.town/x/artivilla/rss-generator/code/index.ts","extension","actionData","errors"]