securityos/node_modules/next/dist/shared/lib/head.js

187 lines
7.6 KiB
JavaScript

"use client";
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
0 && (module.exports = {
defaultHead: null,
default: null
});
function _export(target, all) {
for(var name in all)Object.defineProperty(target, name, {
enumerable: true,
get: all[name]
});
}
_export(exports, {
defaultHead: function() {
return defaultHead;
},
default: function() {
return _default;
}
});
const _interop_require_default = require("@swc/helpers/_/_interop_require_default");
const _interop_require_wildcard = require("@swc/helpers/_/_interop_require_wildcard");
const _react = /*#__PURE__*/ _interop_require_wildcard._(require("react"));
const _sideeffect = /*#__PURE__*/ _interop_require_default._(require("./side-effect"));
const _ampcontextsharedruntime = require("./amp-context.shared-runtime");
const _headmanagercontextsharedruntime = require("./head-manager-context.shared-runtime");
const _ampmode = require("./amp-mode");
const _warnonce = require("./utils/warn-once");
function defaultHead(inAmpMode) {
if (inAmpMode === void 0) inAmpMode = false;
const head = [
/*#__PURE__*/ _react.default.createElement("meta", {
charSet: "utf-8"
})
];
if (!inAmpMode) {
head.push(/*#__PURE__*/ _react.default.createElement("meta", {
name: "viewport",
content: "width=device-width"
}));
}
return head;
}
function onlyReactElement(list, child) {
// React children can be "string" or "number" in this case we ignore them for backwards compat
if (typeof child === "string" || typeof child === "number") {
return list;
}
// Adds support for React.Fragment
if (child.type === _react.default.Fragment) {
return list.concat(// @ts-expect-error @types/react does not remove fragments but this could also return ReactPortal[]
_react.default.Children.toArray(child.props.children).reduce(// @ts-expect-error @types/react does not remove fragments but this could also return ReactPortal[]
(fragmentList, fragmentChild)=>{
if (typeof fragmentChild === "string" || typeof fragmentChild === "number") {
return fragmentList;
}
return fragmentList.concat(fragmentChild);
}, []));
}
return list.concat(child);
}
const METATYPES = [
"name",
"httpEquiv",
"charSet",
"itemProp"
];
/*
returns a function for filtering head child elements
which shouldn't be duplicated, like <title/>
Also adds support for deduplicated `key` properties
*/ function unique() {
const keys = new Set();
const tags = new Set();
const metaTypes = new Set();
const metaCategories = {};
return (h)=>{
let isUnique = true;
let hasKey = false;
if (h.key && typeof h.key !== "number" && h.key.indexOf("$") > 0) {
hasKey = true;
const key = h.key.slice(h.key.indexOf("$") + 1);
if (keys.has(key)) {
isUnique = false;
} else {
keys.add(key);
}
}
// eslint-disable-next-line default-case
switch(h.type){
case "title":
case "base":
if (tags.has(h.type)) {
isUnique = false;
} else {
tags.add(h.type);
}
break;
case "meta":
for(let i = 0, len = METATYPES.length; i < len; i++){
const metatype = METATYPES[i];
if (!h.props.hasOwnProperty(metatype)) continue;
if (metatype === "charSet") {
if (metaTypes.has(metatype)) {
isUnique = false;
} else {
metaTypes.add(metatype);
}
} else {
const category = h.props[metatype];
const categories = metaCategories[metatype] || new Set();
if ((metatype !== "name" || !hasKey) && categories.has(category)) {
isUnique = false;
} else {
categories.add(category);
metaCategories[metatype] = categories;
}
}
}
break;
}
return isUnique;
};
}
/**
*
* @param headChildrenElements List of children of <Head>
*/ function reduceComponents(headChildrenElements, props) {
const { inAmpMode } = props;
return headChildrenElements.reduce(onlyReactElement, []).reverse().concat(defaultHead(inAmpMode).reverse()).filter(unique()).reverse().map((c, i)=>{
const key = c.key || i;
if (process.env.NODE_ENV !== "development" && process.env.__NEXT_OPTIMIZE_FONTS && !inAmpMode) {
if (c.type === "link" && c.props["href"] && // TODO(prateekbh@): Replace this with const from `constants` when the tree shaking works.
[
"https://fonts.googleapis.com/css",
"https://use.typekit.net/"
].some((url)=>c.props["href"].startsWith(url))) {
const newProps = {
...c.props || {}
};
newProps["data-href"] = newProps["href"];
newProps["href"] = undefined;
// Add this attribute to make it easy to identify optimized tags
newProps["data-optimized-fonts"] = true;
return /*#__PURE__*/ _react.default.cloneElement(c, newProps);
}
}
if (process.env.NODE_ENV === "development") {
// omit JSON-LD structured data snippets from the warning
if (c.type === "script" && c.props["type"] !== "application/ld+json") {
const srcMessage = c.props["src"] ? '<script> tag with src="' + c.props["src"] + '"' : "inline <script>";
(0, _warnonce.warnOnce)("Do not add <script> tags using next/head (see " + srcMessage + "). Use next/script instead. \nSee more info here: https://nextjs.org/docs/messages/no-script-tags-in-head-component");
} else if (c.type === "link" && c.props["rel"] === "stylesheet") {
(0, _warnonce.warnOnce)('Do not add stylesheets using next/head (see <link rel="stylesheet"> tag with href="' + c.props["href"] + '"). Use Document instead. \nSee more info here: https://nextjs.org/docs/messages/no-stylesheets-in-head-component');
}
}
return /*#__PURE__*/ _react.default.cloneElement(c, {
key
});
});
}
/**
* This component injects elements to `<head>` of your page.
* To avoid duplicated `tags` in `<head>` you can use the `key` property, which will make sure every tag is only rendered once.
*/ function Head(param) {
let { children } = param;
const ampState = (0, _react.useContext)(_ampcontextsharedruntime.AmpStateContext);
const headManager = (0, _react.useContext)(_headmanagercontextsharedruntime.HeadManagerContext);
return /*#__PURE__*/ _react.default.createElement(_sideeffect.default, {
reduceComponentsToState: reduceComponents,
headManager: headManager,
inAmpMode: (0, _ampmode.isInAmpMode)(ampState)
}, children);
}
const _default = Head;
if ((typeof exports.default === 'function' || (typeof exports.default === 'object' && exports.default !== null)) && typeof exports.default.__esModule === 'undefined') {
Object.defineProperty(exports.default, '__esModule', { value: true });
Object.assign(exports.default, exports);
module.exports = exports.default;
}
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