@cf-wasm/og
Version:
Generate Open Graph Images dynamically from HTML/CSS without a browser.
73 lines (72 loc) • 2.88 kB
JavaScript
const require_maps = require("./maps.cjs");
const require_cache = require("./cache.cjs");
const require_errors = require("./errors.cjs");
//#region src/core/emoji.ts
/** Apis for loading emoji svg */
const EMOJI_APIS = {
openmoji: (code) => `https://cdn.jsdelivr.net/npm/@svgmoji/openmoji@2.0.0/svg/${code.toUpperCase()}.svg`,
blobmoji: (code) => `https://cdn.jsdelivr.net/npm/@svgmoji/blob@2.0.0/svg/${code.toUpperCase()}.svg`,
noto: (code) => `https://cdn.jsdelivr.net/gh/svgmoji/svgmoji/packages/svgmoji__noto/svg/${code.toUpperCase()}.svg`,
twemoji: (code) => `https://cdn.jsdelivr.net/gh/twitter/twemoji@14.0.2/assets/svg/${code.toLowerCase()}.svg`,
fluent: (code) => `https://cdn.jsdelivr.net/gh/shuding/fluentui-emoji-unicode/assets/${code.toLowerCase()}_color.svg`,
fluentFlat: (code) => `https://cdn.jsdelivr.net/gh/shuding/fluentui-emoji-unicode/assets/${code.toLowerCase()}_flat.svg`
};
function toCodePoint(unicodeSurrogates) {
const r = [];
let c = 0;
let p = 0;
let i = 0;
while (i < unicodeSurrogates.length) {
c = unicodeSurrogates.charCodeAt(i);
i += 1;
if (p) {
r.push((65536 + (p - 55296 << 10) + (c - 56320)).toString(16));
p = 0;
} else if (55296 <= c && c <= 56319) p = c;
else r.push(c.toString(16));
}
return r.join("-");
}
const U200D = String.fromCharCode(8205);
const UFE0Fg = /\uFE0F/g;
function getIconCode(char) {
return toCodePoint(char.indexOf(U200D) < 0 ? char.replace(UFE0Fg, "") : char);
}
/** Default emoji type */
const DEFAULT_EMOJI_TYPE = "twemoji";
/**
* A helper function for loading emoji svg
*
* @param code The emoji code
* @param type The {@link EmojiType}
* @param cacheStore The Cache to be used for caching svg responses
*
* @returns The emoji's svg as string
*/
async function loadEmoji(code, type) {
const apiType = !type || !EMOJI_APIS[type] ? DEFAULT_EMOJI_TYPE : type;
const api = EMOJI_APIS[apiType];
const svgUrl = api(code);
const fromMap = require_maps.EMOJI_CACHE_MAP.get(svgUrl);
if (fromMap) return fromMap;
const response = await require_cache.cache.serve(svgUrl, () => fetch(svgUrl).then((res) => {
if (!res.ok) throw new require_errors.FetchError(`Response was not successful (status: \`${res.status}\`, statusText: \`${res.statusText}\`)`, { response: res });
return res;
}).catch((e) => {
throw new require_errors.FetchError(`An error ocurred while fetching \`${svgUrl}\``, {
cause: e,
response: e instanceof require_errors.FetchError ? e.response : void 0
});
}));
response.headers.set("content-type", "text/xml");
const svgCode = await response.text();
require_maps.EMOJI_CACHE_MAP.set(svgUrl, svgCode);
return svgCode;
}
//#endregion
exports.DEFAULT_EMOJI_TYPE = DEFAULT_EMOJI_TYPE;
exports.EMOJI_APIS = EMOJI_APIS;
exports.getIconCode = getIconCode;
exports.loadEmoji = loadEmoji;
exports.toCodePoint = toCodePoint;
//# sourceMappingURL=emoji.cjs.map