utility: add jumbo

src/modules/utility.js

@@ -5,6 +5,7 @@ const ICON_BASE = "https://cdn.discordapp.com/icons/";
 const AVATAR_BASE = "https://cdn.discordapp.com/avatars/";
 const SPLASH_BASE = "https://cdn.discordapp.com/splashes/";
 const BANNER_BASE = "https://cdn.discordapp.com/banners/";
+const EMOTE_BASE = "https://cdn.discordapp.com/emojis/";
 
 const STATUS_ICONS = {
   online: "<:online:493173082421461002>",
@@ -13,7 +14,54 @@ const STATUS_ICONS = {
   offline: "<:offline:493173082253426688>",
 };
 
+const EMOJI_SETS = {
+  blobs: {
+    prefix:
+      "https://cdn.jsdelivr.net/gh/googlefonts/noto-emoji@e456654119cc3a5f9bebb7bbd00512456f983d2d/svg/emoji_u",
+    sep: "_",
+    suffix: ".svg",
+  },
+  noto: {
+    prefix: "gitcdn.xyz/repo/googlefonts/noto-emoji/master/svg/emoji_u",
+    sep: "_",
+    suffix: ".svg",
+  },
+  twemoji: {
+    prefix: "https://twemoji.maxcdn.com/v/latest/svg/",
+    sep: "-",
+    suffix: ".svg",
+  },
+  mustd: {
+    prefix:
+      "https://cdn.jsdelivr.net/gh/Mstrodl/mutant-standard-mirror@0435227d9d8c0d6a346c8ae4c12b08a5cdc37041/emoji/",
+    sep: "-",
+    suffix: ".svg",
+  },
+  apple: {
+    prefix: "https://intrnl.github.io/assetsEmoji/AppleColor/emoji_u",
+    sep: "_",
+    suffix: ".png",
+  },
+  facebook: {
+    prefix: "https://intrnl.github.io/assetsEmoji/facebook/emoji_u",
+    sep: "_",
+    suffix: ".png",
+  },
+};
+EMOJI_SETS["noto-old"] = EMOJI_SETS.blobs;
+EMOJI_SETS.mutant = EMOJI_SETS.mustd;
+EMOJI_SETS.mutstd = EMOJI_SETS.mustd;
+EMOJI_SETS.ms = EMOJI_SETS.mustd;
+EMOJI_SETS.twitter = EMOJI_SETS.twemoji;
+EMOJI_SETS.fb = EMOJI_SETS.facebook;
+
+const CUSTOM_EMOTE_REGEX = /^<(?:\u200b|&)?(a)?:(\w+):(\d+)>/;
+
+const fetch = require("node-fetch");
+const sharp = require("sharp");
+
 const {lookupUser} = require("../lib/utils.js");
+const {getNamesFromString} = require("../lib/unicode.js");
 
 const avatar = new Command("avatar");
 avatar.category = CATEGORY;
@@ -371,3 +419,95 @@ flagdump.callback = async function (msg, line) {
   }
 };
 hf.registerCommand(flagdump);
+
+const emojiNames = [];
+fetch("https://unpkg.com/emoji.json/emoji.json")
+  .then((res) => res.json())
+  .then((body) =>
+    body.map(
+      (emoji) => (emojiNames[emoji.char] = emoji.name.replace(/ /g, "_"))
+    )
+  );
+
+const jumbo = new Command("jumbo");
+jumbo.category = CATEGORY;
+jumbo.helpText = "Gets the raw image of an emoji.";
+jumbo.usage = "<emoji>";
+jumbo.addAlias("e");
+jumbo.addAlias("emote");
+jumbo.addAlias("emoji");
+jumbo.callback = async function (msg, line) {
+  if (CUSTOM_EMOTE_REGEX.test(line)) {
+    const [_, __, animatedFlag, name, id] = line.match(CUSTOM_EMOTE_REGEX);
+    const animated = animatedFlag === "a";
+
+    return {
+      embed: {
+        title: `:${name}: - \`${id}\``,
+        url: `${EMOTE_BASE}${id}.${animated ? "gif" : "png"}?v=1`,
+        image: {
+          url: `${EMOTE_BASE}${id}.${animated ? "gif" : "png"}?v=1`,
+        },
+      },
+    };
+  } else {
+    let setName = "twemoji";
+    for (const set in EMOJI_SETS) {
+      if (line.startsWith(`--${set} `)) {
+        setName = set;
+        line = line.replace(`--${set} `, "");
+      }
+    }
+
+    const set = EMOJI_SETS[setName];
+
+    const emoji = Array.from(line)
+      .map((char) => char.codePointAt().toString(16))
+      .join(set.sep);
+    const url = set.prefix + emoji + set.suffix;
+
+    const name = emojiNames[line]
+      ? `\\:${emojiNames[line]}\\:`
+      : getNamesFromString(line)[0][1];
+
+    const statusCode = await fetch(url, {method: "HEAD"}).then(
+      (res) => res.status
+    );
+
+    if (statusCode !== 200) {
+      return "Emoji not found. The emoji set chosen might not have this emote as an image.";
+    }
+
+    if (set.suffix == ".svg") {
+      const svg = await fetch(url).then((res) => res.buffer());
+      const converted = await sharp(svg, {density: 2400})
+        .resize(1024)
+        .toBuffer();
+
+      return {
+        embed: {
+          title: `${name} (${emoji.toUpperCase().replace(/[-_]/g, ", ")})`,
+          url,
+          image: {
+            url: "attachment://emoji.png",
+          },
+        },
+        file: {
+          file: converted,
+          name: "emoji.png",
+        },
+      };
+    } else {
+      return {
+        embed: {
+          title: `${name} (${emoji.toUpperCase().replace(/[-_]/g, ", ")})`,
+          url,
+          image: {
+            url,
+          },
+        },
+      };
+    }
+  }
+};
+hf.registerCommand(jumbo);