${message}

${incomingEmail.html}

` }\n : { text: message + incomingEmail.text }),\n });\n\n if (!isAuthorized(incomingEmail.from)) {\n console.log(\"Unauthorized sender:\", incomingEmail.from);\n await sendEmail(\"You aren't on the list!\");\n throw new Error(\"Unauthorized sender\");\n }\n\n /*\n const mainHook = new Webhook(webhookUrl);\n const hooks = [mainHook];\n let lastHook = mainHook;\n\n const addEmbed = (newEmbed: InstanceType) => {\n if (lastHook.embeds.length >= 10) {\n lastHook = new Webhook(webhookUrl);\n hooks.push(lastHook);\n }\n lastHook.addEmbed(newEmbed);\n };\n */\n\n const contentEmbed: IEmbed = {\n title: incomingEmail.subject,\n description: incomingEmail.text,\n };\n\n const baseHook: IHook = {\n username: incomingEmail.from,\n embeds: [contentEmbed],\n };\n\n const attachmentErrorMsgs = [];\n const sizedAttachments = incomingEmail.attachments.filter(file => file.size < 1048576);\n if (sizedAttachments.length < incomingEmail.attachments.length) {\n attachmentErrorMsgs.push(\"Some attachments were too large to include\");\n }\n const fileTypedAttachments = sizedAttachments.filter(file =>\n VALID_UPLOAD_FILETYPES.some(type => file.name.endsWith(type))\n );\n if (fileTypedAttachments.length < sizedAttachments.length) {\n attachmentErrorMsgs.push(\n \"Some attachments could not be uploaded because their filetype is not supported by Discord\",\n );\n }\n if (attachmentErrorMsgs.length > 0) {\n contentEmbed.footer = { text: attachmentErrorMsgs.join(\"; \") };\n }\n\n const fileHooks: RequestInit[] = await Promise.all(sizedAttachments.map(async (file) => {\n const embed: IEmbed = { image: { url: \"attachment://\" + file.name } };\n const boundary = \"--boundary\";\n const buf = await file.arrayBuffer();\n const fileData = encodeBase64(buf);\n const body = [\n boundary,\n \"Content-Disposition: form-data; name=\\\"payload_json\\\"\",\n \"Content-Type: application/json\",\n \"\",\n JSON.stringify({ embeds: [embed], attachments: [{ id: 0, filename: file.name }] }),\n boundary,\n `Content-Disposition: form-data; name=\"files[0]\";filename=\"${file.name}\"`,\n `Content-Type: ${file.type}`,\n \"Content-transfer-encoding: base64\",\n \"\",\n fileData,\n boundary + \"--\",\n ].join(\"\\r\\n\");\n return {\n method: \"POST\",\n headers: { \"Content-Type\": \"multipart/form-data\" },\n body,\n };\n }));\n\n const hooks: RequestInit[] = [{\n method: \"POST\",\n headers: { \"Content-Type\": \"application/json\" },\n body: JSON.stringify(baseHook),\n }, ...fileHooks];\n\n let someError = false;\n for (const hook of hooks) {\n try {\n const resp = await sendWithRateLimit(webhookUrl, hook);\n console.log(resp);\n if (!resp.ok) {\n someError = true;\n }\n } catch (e) {\n console.log(\"Error sending hook\", hook, (e as Error)?.message);\n someError = true;\n }\n }\n\n if (someError) {\n await sendEmail(\"Something went wrong! See log for more information.\");\n throw new Error();\n }\n await sendEmail(\"Your email has been successfully posted to Discord!\");\n };\n}\n\n// https://discord.com/developers/docs/resources/webhook#execute-webhook\n// https://discord.com/developers/docs/topics/rate-limits\nasync function sendWithRateLimit(url: string, init: RequestInit): Promise {\n const resp = await fetch(url + \"?wait=true\", init);\n if (resp.status === 429) {\n const retryAfter = resp.headers.get(\"Retry-After\");\n if (!retryAfter) {\n throw new Error(\"Rate limited with no Retry-After header\");\n }\n const timeout = parseInt(retryAfter, 10) * 1000;\n if (Number.isNaN(timeout)) {\n throw new Error(\"Rate limited with invalid Retry-After header\");\n }\n return new Promise((resolve, reject) => setTimeout(() => resolve(sendWithRateLimit(url, body)), timeout));\n }\n return resp;\n}","deleted","label",[98],"permalink","https://www.val.town/x/wilt/emailToDiscordWebhook/code/main.tsx","extension","actionData","errors"]