115 lines
3.3 KiB
JavaScript
115 lines
3.3 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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0 && (module.exports = {
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Meta: null,
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MetaFilter: null,
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MultiMeta: null
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});
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function _export(target, all) {
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for(var name in all)Object.defineProperty(target, name, {
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enumerable: true,
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get: all[name]
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});
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}
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_export(exports, {
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Meta: function() {
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return Meta;
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},
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MetaFilter: function() {
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return MetaFilter;
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},
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MultiMeta: function() {
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return MultiMeta;
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}
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});
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const _react = /*#__PURE__*/ _interop_require_default(require("react"));
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const _nonnullable = require("../../non-nullable");
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function _interop_require_default(obj) {
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return obj && obj.__esModule ? obj : {
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default: obj
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};
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}
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function Meta({ name, property, content, media }) {
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if (typeof content !== "undefined" && content !== null && content !== "") {
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return /*#__PURE__*/ _react.default.createElement("meta", {
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...name ? {
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name
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} : {
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property
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},
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...media ? {
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media
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} : undefined,
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content: typeof content === "string" ? content : content.toString()
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});
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}
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return null;
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}
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function MetaFilter(items) {
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const acc = [];
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for (const item of items){
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if (Array.isArray(item)) {
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acc.push(...item.filter(_nonnullable.nonNullable));
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} else if ((0, _nonnullable.nonNullable)(item)) {
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acc.push(item);
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}
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}
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return acc;
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}
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function camelToSnake(camelCaseStr) {
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return camelCaseStr.replace(/([A-Z])/g, function(match) {
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return "_" + match.toLowerCase();
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});
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}
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function getMetaKey(prefix, key) {
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// Use `twitter:image` and `og:image` instead of `twitter:image:url` and `og:image:url`
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// to be more compatible as it's a more common format
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if ((prefix === "og:image" || prefix === "twitter:image") && key === "url") {
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return prefix;
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}
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if (prefix.startsWith("og:") || prefix.startsWith("twitter:")) {
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key = camelToSnake(key);
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}
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return prefix + ":" + key;
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}
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function ExtendMeta({ content, namePrefix, propertyPrefix }) {
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if (!content) return null;
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return MetaFilter(Object.entries(content).map(([k, v])=>{
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return typeof v === "undefined" ? null : Meta({
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...propertyPrefix && {
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property: getMetaKey(propertyPrefix, k)
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},
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...namePrefix && {
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name: getMetaKey(namePrefix, k)
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},
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content: typeof v === "string" ? v : v == null ? void 0 : v.toString()
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});
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}));
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}
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function MultiMeta({ propertyPrefix, namePrefix, contents }) {
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if (typeof contents === "undefined" || contents === null) {
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return null;
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}
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return MetaFilter(contents.map((content)=>{
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if (typeof content === "string" || typeof content === "number" || content instanceof URL) {
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return Meta({
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...propertyPrefix ? {
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property: propertyPrefix
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} : {
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name: namePrefix
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},
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content
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});
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} else {
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return ExtendMeta({
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namePrefix,
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propertyPrefix,
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content
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});
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}
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}));
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}
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//# sourceMappingURL=meta.js.map
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