ant-design/site/theme/template/utils.jsx

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import flattenDeep from 'lodash/flattenDeep';
import flatten from 'lodash/flatten';
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export function getMenuItems(moduleData, locale, categoryOrder, typeOrder) {
const menuMeta = moduleData.map(item => item.meta).filter(meta => !meta.skip);
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const menuItems = [];
const sortFn = (a, b) => (a.order || 0) - (b.order || 0);
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menuMeta.sort(sortFn).forEach(meta => {
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if (!meta.category) {
menuItems.push(meta);
} else {
const category = meta.category[locale] || meta.category;
let group = menuItems.filter(i => i.title === category)[0];
if (!group) {
group = {
type: 'category',
title: category,
children: [],
order: categoryOrder[category],
};
menuItems.push(group);
}
if (meta.type) {
let type = group.children.filter(i => i.title === meta.type)[0];
if (!type) {
type = {
type: 'type',
title: meta.type,
children: [],
order: typeOrder[meta.type],
};
group.children.push(type);
}
type.children.push(meta);
} else {
group.children.push(meta);
}
}
});
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return menuItems
.map(i => {
if (i.children) {
i.children = i.children.sort(sortFn);
}
return i;
})
.sort(sortFn);
}
export function isZhCN(pathname) {
return /-cn\/?$/.test(pathname);
}
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export function getLocalizedPathname(path, zhCN) {
const pathname = path.startsWith('/') ? path : `/${path}`;
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if (!zhCN) {
// to enUS
return /\/?index-cn/.test(pathname) ? '/' : pathname.replace('-cn', '');
}
if (pathname === '/') {
return '/index-cn';
}
if (pathname.endsWith('/')) {
return pathname.replace(/\/$/, '-cn/');
}
return `${pathname}-cn`;
}
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export function ping(callback) {
// eslint-disable-next-line
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const url =
'https://private-a' +
'lipay' +
'objects.alip' +
'ay.com/alip' +
'ay-rmsdeploy-image/rmsportal/RKuAiriJqrUhyqW.png';
const img = new Image();
let done;
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const finish = status => {
if (!done) {
done = true;
img.src = '';
callback(status);
}
};
img.onload = () => finish('responded');
img.onerror = () => finish('error');
img.src = url;
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return setTimeout(() => finish('timeout'), 1500);
}
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export function isLocalStorageNameSupported() {
const testKey = 'test';
const storage = window.localStorage;
try {
storage.setItem(testKey, '1');
storage.removeItem(testKey);
return true;
} catch (error) {
return false;
}
}
export function loadScript(src) {
return new Promise((resolve, reject) => {
const script = document.createElement('script');
script.type = 'text/javascript';
script.src = src;
script.onload = resolve;
script.onerror = reject;
document.head.appendChild(script);
});
}
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export function getMetaDescription(jml) {
const COMMON_TAGS = ['h1', 'h2', 'h3', 'p', 'img', 'a', 'code', 'strong'];
if (!Array.isArray(jml)) return '';
const paragraph = flattenDeep(
jml
.filter(item => {
if (Array.isArray(item)) {
const [tag] = item;
return tag === 'p';
}
return false;
})
// ['p', ['code', 'aa'], 'bb'] => ['p', 'aabb']
.map(item => {
const [tag, ...others] = flatten(item);
const content = others
.filter(other => typeof other === 'string' && !COMMON_TAGS.includes(other))
.join('');
return [tag, content];
}),
).find(p => p && typeof p === 'string' && !COMMON_TAGS.includes(p));
return paragraph;
}