working rss feed to nostr publish

node_modules/nostr-tools/lib/esm/nip28.js

@@ -0,0 +1,165 @@
+// event.ts
+import { schnorr as schnorr2 } from "@noble/curves/secp256k1";
+import { sha256 } from "@noble/hashes/sha256";
+import { bytesToHex as bytesToHex2 } from "@noble/hashes/utils";
+
+// keys.ts
+import { schnorr } from "@noble/curves/secp256k1";
+import { bytesToHex } from "@noble/hashes/utils";
+function getPublicKey(privateKey) {
+  return bytesToHex(schnorr.getPublicKey(privateKey));
+}
+
+// utils.ts
+var utf8Decoder = new TextDecoder("utf-8");
+var utf8Encoder = new TextEncoder();
+
+// event.ts
+var verifiedSymbol = Symbol("verified");
+function finishEvent(t, privateKey) {
+  const event = t;
+  event.pubkey = getPublicKey(privateKey);
+  event.id = getEventHash(event);
+  event.sig = getSignature(event, privateKey);
+  event[verifiedSymbol] = true;
+  return event;
+}
+function serializeEvent(evt) {
+  if (!validateEvent(evt))
+    throw new Error("can't serialize event with wrong or missing properties");
+  return JSON.stringify([0, evt.pubkey, evt.created_at, evt.kind, evt.tags, evt.content]);
+}
+function getEventHash(event) {
+  let eventHash = sha256(utf8Encoder.encode(serializeEvent(event)));
+  return bytesToHex2(eventHash);
+}
+var isRecord = (obj) => obj instanceof Object;
+function validateEvent(event) {
+  if (!isRecord(event))
+    return false;
+  if (typeof event.kind !== "number")
+    return false;
+  if (typeof event.content !== "string")
+    return false;
+  if (typeof event.created_at !== "number")
+    return false;
+  if (typeof event.pubkey !== "string")
+    return false;
+  if (!event.pubkey.match(/^[a-f0-9]{64}$/))
+    return false;
+  if (!Array.isArray(event.tags))
+    return false;
+  for (let i = 0; i < event.tags.length; i++) {
+    let tag = event.tags[i];
+    if (!Array.isArray(tag))
+      return false;
+    for (let j = 0; j < tag.length; j++) {
+      if (typeof tag[j] === "object")
+        return false;
+    }
+  }
+  return true;
+}
+function getSignature(event, key) {
+  return bytesToHex2(schnorr2.sign(getEventHash(event), key));
+}
+
+// nip28.ts
+var channelCreateEvent = (t, privateKey) => {
+  let content;
+  if (typeof t.content === "object") {
+    content = JSON.stringify(t.content);
+  } else if (typeof t.content === "string") {
+    content = t.content;
+  } else {
+    return void 0;
+  }
+  return finishEvent(
+    {
+      kind: 40 /* ChannelCreation */,
+      tags: [...t.tags ?? []],
+      content,
+      created_at: t.created_at
+    },
+    privateKey
+  );
+};
+var channelMetadataEvent = (t, privateKey) => {
+  let content;
+  if (typeof t.content === "object") {
+    content = JSON.stringify(t.content);
+  } else if (typeof t.content === "string") {
+    content = t.content;
+  } else {
+    return void 0;
+  }
+  return finishEvent(
+    {
+      kind: 41 /* ChannelMetadata */,
+      tags: [["e", t.channel_create_event_id], ...t.tags ?? []],
+      content,
+      created_at: t.created_at
+    },
+    privateKey
+  );
+};
+var channelMessageEvent = (t, privateKey) => {
+  const tags = [["e", t.channel_create_event_id, t.relay_url, "root"]];
+  if (t.reply_to_channel_message_event_id) {
+    tags.push(["e", t.reply_to_channel_message_event_id, t.relay_url, "reply"]);
+  }
+  return finishEvent(
+    {
+      kind: 42 /* ChannelMessage */,
+      tags: [...tags, ...t.tags ?? []],
+      content: t.content,
+      created_at: t.created_at
+    },
+    privateKey
+  );
+};
+var channelHideMessageEvent = (t, privateKey) => {
+  let content;
+  if (typeof t.content === "object") {
+    content = JSON.stringify(t.content);
+  } else if (typeof t.content === "string") {
+    content = t.content;
+  } else {
+    return void 0;
+  }
+  return finishEvent(
+    {
+      kind: 43 /* ChannelHideMessage */,
+      tags: [["e", t.channel_message_event_id], ...t.tags ?? []],
+      content,
+      created_at: t.created_at
+    },
+    privateKey
+  );
+};
+var channelMuteUserEvent = (t, privateKey) => {
+  let content;
+  if (typeof t.content === "object") {
+    content = JSON.stringify(t.content);
+  } else if (typeof t.content === "string") {
+    content = t.content;
+  } else {
+    return void 0;
+  }
+  return finishEvent(
+    {
+      kind: 44 /* ChannelMuteUser */,
+      tags: [["p", t.pubkey_to_mute], ...t.tags ?? []],
+      content,
+      created_at: t.created_at
+    },
+    privateKey
+  );
+};
+export {
+  channelCreateEvent,
+  channelHideMessageEvent,
+  channelMessageEvent,
+  channelMetadataEvent,
+  channelMuteUserEvent
+};