104 lines
2.4 KiB
JavaScript
104 lines
2.4 KiB
JavaScript
// src/utils/html.ts
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var HtmlEscapedCallbackPhase = {
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Stringify: 1,
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BeforeStream: 2,
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Stream: 3
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};
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var raw = (value, callbacks) => {
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const escapedString = new String(value);
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escapedString.isEscaped = true;
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escapedString.callbacks = callbacks;
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return escapedString;
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};
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var escapeRe = /[&<>'"]/;
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var stringBufferToString = async (buffer) => {
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let str = "";
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const callbacks = [];
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for (let i = buffer.length - 1; ; i--) {
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str += buffer[i];
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i--;
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if (i < 0) {
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break;
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}
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let r = await buffer[i];
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if (typeof r === "object") {
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callbacks.push(...r.callbacks || []);
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}
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const isEscaped = r.isEscaped;
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r = await (typeof r === "object" ? r.toString() : r);
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if (typeof r === "object") {
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callbacks.push(...r.callbacks || []);
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}
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if (r.isEscaped ?? isEscaped) {
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str += r;
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} else {
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const buf = [str];
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escapeToBuffer(r, buf);
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str = buf[0];
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}
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}
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return raw(str, callbacks);
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};
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var escapeToBuffer = (str, buffer) => {
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const match = str.search(escapeRe);
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if (match === -1) {
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buffer[0] += str;
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return;
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}
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let escape;
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let index;
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let lastIndex = 0;
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for (index = match; index < str.length; index++) {
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switch (str.charCodeAt(index)) {
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case 34:
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escape = """;
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break;
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case 39:
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escape = "'";
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break;
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case 38:
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escape = "&";
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break;
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case 60:
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escape = "<";
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break;
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case 62:
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escape = ">";
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break;
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default:
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continue;
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}
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buffer[0] += str.substring(lastIndex, index) + escape;
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lastIndex = index + 1;
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}
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buffer[0] += str.substring(lastIndex, index);
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};
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var resolveCallback = async (str, phase, preserveCallbacks, context, buffer) => {
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const callbacks = str.callbacks;
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if (!callbacks?.length) {
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return Promise.resolve(str);
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}
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if (buffer) {
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buffer[0] += str;
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} else {
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buffer = [str];
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}
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const resStr = Promise.all(callbacks.map((c) => c({ phase, buffer, context }))).then(
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(res) => Promise.all(
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res.filter(Boolean).map((str2) => resolveCallback(str2, phase, false, context, buffer))
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).then(() => buffer[0])
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);
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if (preserveCallbacks) {
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return raw(await resStr, callbacks);
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} else {
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return resStr;
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}
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};
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export {
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HtmlEscapedCallbackPhase,
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escapeToBuffer,
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raw,
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resolveCallback,
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stringBufferToString
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};
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