Merge branch 'dapsi' into staging
ansuz
3 years ago
commit
caa69e73ca
@ -0,0 +1,16 @@
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@import (reference) '../../customize/src/less2/include/framework.less';
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@import (reference) '../../customize/src/less2/include/sidebar-layout.less';
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&.cp-app-convert {
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.framework_min_main(
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@bg-color: @colortheme_apps[default],
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);
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.sidebar-layout_main();
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// body
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display: flex;
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flex-flow: column;
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background-color: @cp_app-bg;
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}
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@ -0,0 +1,209 @@
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define([
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'/bower_components/tweetnacl/nacl-fast.min.js',
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], function () {
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var Nacl = window.nacl;
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//var PARANOIA = true;
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var plainChunkLength = 128 * 1024;
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var cypherChunkLength = 131088;
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var computeEncryptedSize = function (bytes, meta) {
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var metasize = Nacl.util.decodeUTF8(JSON.stringify(meta)).length;
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var chunks = Math.ceil(bytes / plainChunkLength);
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return metasize + 18 + (chunks * 16) + bytes;
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};
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var encodePrefix = function (p) {
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return [
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65280, // 255 << 8
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255,
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].map(function (n, i) {
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return (p & n) >> ((1 - i) * 8);
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});
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};
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var decodePrefix = function (A) {
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return (A[0] << 8) | A[1];
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};
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var slice = function (A) {
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return Array.prototype.slice.call(A);
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};
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var createNonce = function () {
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return new Uint8Array(new Array(24).fill(0));
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};
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var increment = function (N) {
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var l = N.length;
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while (l-- > 1) {
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/* our linter suspects this is unsafe because we lack types
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but as long as this is only used on nonces, it should be safe */
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if (N[l] !== 255) { return void N[l]++; } // jshint ignore:line
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if (l === 0) { throw new Error('E_NONCE_TOO_LARGE'); }
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N[l] = 0;
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}
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};
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var joinChunks = function (chunks) {
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return new Blob(chunks);
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};
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var decrypt = function (u8, key, done, progress) {
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var MAX = u8.length;
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var _progress = function (offset) {
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if (typeof(progress) !== 'function') { return; }
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progress(Math.min(1, offset / MAX));
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};
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var nonce = createNonce();
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var i = 0;
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var prefix = u8.subarray(0, 2);
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var metadataLength = decodePrefix(prefix);
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var res = {
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metadata: undefined,
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};
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var cancelled = false;
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var cancel = function () {
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cancelled = true;
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};
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var metaBox = new Uint8Array(u8.subarray(2, 2 + metadataLength));
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var metaChunk = Nacl.secretbox.open(metaBox, nonce, key);
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increment(nonce);
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try {
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res.metadata = JSON.parse(Nacl.util.encodeUTF8(metaChunk));
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} catch (e) {
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return window.setTimeout(function () {
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done('E_METADATA_DECRYPTION');
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});
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}
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|
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if (!res.metadata) {
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return void setTimeout(function () {
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done('NO_METADATA');
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});
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}
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var takeChunk = function (cb) {
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setTimeout(function () {
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var start = i * cypherChunkLength + 2 + metadataLength;
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var end = start + cypherChunkLength;
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i++;
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var box = new Uint8Array(u8.subarray(start, end));
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// decrypt the chunk
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var plaintext = Nacl.secretbox.open(box, nonce, key);
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increment(nonce);
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if (!plaintext) { return cb('DECRYPTION_ERROR'); }
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_progress(end);
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cb(void 0, plaintext);
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});
|
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};
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|
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var chunks = [];
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var again = function () {
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if (cancelled) { return; }
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takeChunk(function (e, plaintext) {
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if (e) {
|
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return setTimeout(function () {
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done(e);
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});
|
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}
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if (plaintext) {
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if ((2 + metadataLength + i * cypherChunkLength) < u8.length) { // not done
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chunks.push(plaintext);
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return setTimeout(again);
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}
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chunks.push(plaintext);
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res.content = joinChunks(chunks);
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return done(void 0, res);
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}
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done('UNEXPECTED_ENDING');
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});
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};
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again();
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return {
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cancel: cancel
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};
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};
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// metadata
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/* { filename: 'raccoon.jpg', type: 'image/jpeg' } */
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var encrypt = function (u8, metadata, key) {
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var nonce = createNonce();
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// encode metadata
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var plaintext = Nacl.util.decodeUTF8(JSON.stringify(metadata));
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// if metadata is too large, drop the thumbnail.
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if (plaintext.length > 65535) {
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var temp = JSON.parse(JSON.stringify(metadata));
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delete metadata.thumbnail;
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plaintext = Nacl.util.decodeUTF8(JSON.stringify(temp));
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}
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var i = 0;
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var state = 0;
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var next = function (cb) {
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if (state === 2) { return void setTimeout(cb); }
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var start;
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var end;
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var part;
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var box;
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if (state === 0) { // metadata...
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part = new Uint8Array(plaintext);
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box = Nacl.secretbox(part, nonce, key);
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increment(nonce);
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if (box.length > 65535) {
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return void cb('METADATA_TOO_LARGE');
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}
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var prefixed = new Uint8Array(encodePrefix(box.length)
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.concat(slice(box)));
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state++;
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return void setTimeout(function () {
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cb(void 0, prefixed);
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});
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}
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// encrypt the rest of the file...
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start = i * plainChunkLength;
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end = start + plainChunkLength;
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part = u8.subarray(start, end);
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box = Nacl.secretbox(part, nonce, key);
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increment(nonce);
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i++;
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// regular data is done
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if (i * plainChunkLength >= u8.length) { state = 2; }
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setTimeout(function () {
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cb(void 0, box);
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});
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};
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return next;
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};
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return {
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decrypt: decrypt,
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encrypt: encrypt,
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joinChunks: joinChunks,
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computeEncryptedSize: computeEncryptedSize,
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};
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});
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@ -0,0 +1,12 @@
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<!DOCTYPE html>
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<html>
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<head>
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<title>CryptPad</title>
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<meta content="text/html; charset=utf-8" http-equiv="content-type"/>
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<meta name="referrer" content="no-referrer" />
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<script async data-bootload="main.js" data-main="/common/boot.js?ver=1.0" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
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<link href="/customize/src/outer.css?ver=1.3.2" rel="stylesheet" type="text/css">
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</head>
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<body>
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<iframe-placeholder>
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@ -0,0 +1,18 @@
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<!DOCTYPE html>
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<html class="cp-app-noscroll">
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<head>
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<meta content="text/html; charset=utf-8" http-equiv="content-type"/>
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<script async data-bootload="/convert/inner.js" data-main="/common/sframe-boot.js?ver=1.7" src="/bower_components/requirejs/require.js?ver=2.3.5"></script>
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<style>
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.loading-hidden { display: none; }
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</style>
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</head>
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<body class="cp-app-convert">
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<div id="cp-toolbar" class="cp-toolbar-container"></div>
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<div id="cp-sidebarlayout-container"></div>
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<noscript>
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<p><strong>OOPS</strong> In order to do encryption in your browser, Javascript is really <strong>really</strong> required.</p>
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<p><strong>OUPS</strong> Afin de pouvoir réaliser le chiffrement dans votre navigateur, Javascript est <strong>vraiment</strong> nécessaire.</p>
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</noscript>
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</body>
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@ -0,0 +1,60 @@
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define([
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'/common/common-util.js',
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'/customize/messages.js'
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], function (Util, Messages) {
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var Export = {};
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|
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var escapeCSV = function (v) {
|
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if (!/("|,)/.test(v)) {
|
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return v || '';
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}
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var value = '';
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var vv = (v || '').replaceAll('"', '""');
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value += '"' + vv + '"';
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return value;
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};
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Export.results = function (content, answers, TYPES) {
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console.log(content, answers, TYPES);
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if (!content || !content.form) { return; }
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var csv = "";
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var form = content.form;
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var questions = Object.keys(form).map(function (key) {
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var obj = form[key];
|
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if (!obj) { return; }
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return obj.q || Messages.form_default;
|
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}).filter(Boolean);
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questions.unshift(Messages.form_poll_time); // "Time"
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||||
questions.unshift(Messages.share_formView); // "Participant"
|
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|
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questions.forEach(function (v, i) {
|
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if (i) { csv += ','; }
|
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csv += escapeCSV(v);
|
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});
|
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|
||||
Object.keys(answers || {}).forEach(function (key) {
|
||||
var obj = answers[key];
|
||||
csv += '\n';
|
||||
var time = new Date(obj.time).toISOString();
|
||||
var msg = obj.msg || {};
|
||||
var user = msg._userdata;
|
||||
csv += escapeCSV(time);
|
||||
csv += ',' + escapeCSV(user.name || Messages.anonymous);
|
||||
Object.keys(form).forEach(function (key) {
|
||||
csv += ',' + escapeCSV(String(msg[key]));
|
||||
});
|
||||
});
|
||||
console.log(csv);
|
||||
return csv;
|
||||
};
|
||||
|
||||
Export.main = function (content, cb) {
|
||||
var json = Util.clone(content || {});
|
||||
delete json.answers;
|
||||
cb(new Blob([JSON.stringify(json, 0, 2)], {
|
||||
type: 'application/json;charset=utf-8'
|
||||
}));
|
||||
};
|
||||
|
||||
return Export;
|
||||
});
|
||||
@ -0,0 +1,959 @@
|
||||
(function (global, factory) {
|
||||
typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
|
||||
typeof define === 'function' && define.amd ? define(factory) :
|
||||
(global = global || self, global.TurndownService = factory());
|
||||
}(this, (function () { 'use strict';
|
||||
|
||||
function extend (destination) {
|
||||
for (var i = 1; i < arguments.length; i++) {
|
||||
var source = arguments[i];
|
||||
for (var key in source) {
|
||||
if (source.hasOwnProperty(key)) destination[key] = source[key];
|
||||
}
|
||||
}
|
||||
return destination
|
||||
}
|
||||
|
||||
function repeat (character, count) {
|
||||
return Array(count + 1).join(character)
|
||||
}
|
||||
|
||||
var blockElements = [
|
||||
'ADDRESS', 'ARTICLE', 'ASIDE', 'AUDIO', 'BLOCKQUOTE', 'BODY', 'CANVAS',
|
||||
'CENTER', 'DD', 'DIR', 'DIV', 'DL', 'DT', 'FIELDSET', 'FIGCAPTION', 'FIGURE',
|
||||
'FOOTER', 'FORM', 'FRAMESET', 'H1', 'H2', 'H3', 'H4', 'H5', 'H6', 'HEADER',
|
||||
'HGROUP', 'HR', 'HTML', 'ISINDEX', 'LI', 'MAIN', 'MENU', 'NAV', 'NOFRAMES',
|
||||
'NOSCRIPT', 'OL', 'OUTPUT', 'P', 'PRE', 'SECTION', 'TABLE', 'TBODY', 'TD',
|
||||
'TFOOT', 'TH', 'THEAD', 'TR', 'UL'
|
||||
];
|
||||
|
||||
function isBlock (node) {
|
||||
return is(node, blockElements)
|
||||
}
|
||||
|
||||
var voidElements = [
|
||||
'AREA', 'BASE', 'BR', 'COL', 'COMMAND', 'EMBED', 'HR', 'IMG', 'INPUT',
|
||||
'KEYGEN', 'LINK', 'META', 'PARAM', 'SOURCE', 'TRACK', 'WBR'
|
||||
];
|
||||
|
||||
function isVoid (node) {
|
||||
return is(node, voidElements)
|
||||
}
|
||||
|
||||
function hasVoid (node) {
|
||||
return has(node, voidElements)
|
||||
}
|
||||
|
||||
var meaningfulWhenBlankElements = [
|
||||
'A', 'TABLE', 'THEAD', 'TBODY', 'TFOOT', 'TH', 'TD', 'IFRAME', 'SCRIPT',
|
||||
'AUDIO', 'VIDEO'
|
||||
];
|
||||
|
||||
function isMeaningfulWhenBlank (node) {
|
||||
return is(node, meaningfulWhenBlankElements)
|
||||
}
|
||||
|
||||
function hasMeaningfulWhenBlank (node) {
|
||||
return has(node, meaningfulWhenBlankElements)
|
||||
}
|
||||
|
||||
function is (node, tagNames) {
|
||||
return tagNames.indexOf(node.nodeName) >= 0
|
||||
}
|
||||
|
||||
function has (node, tagNames) {
|
||||
return (
|
||||
node.getElementsByTagName &&
|
||||
tagNames.some(function (tagName) {
|
||||
return node.getElementsByTagName(tagName).length
|
||||
})
|
||||
)
|
||||
}
|
||||
|
||||
var rules = {};
|
||||
|
||||
rules.paragraph = {
|
||||
filter: 'p',
|
||||
|
||||
replacement: function (content) {
|
||||
return '\n\n' + content + '\n\n'
|
||||
}
|
||||
};
|
||||
|
||||
rules.lineBreak = {
|
||||
filter: 'br',
|
||||
|
||||
replacement: function (content, node, options) {
|
||||
return options.br + '\n'
|
||||
}
|
||||
};
|
||||
|
||||
rules.heading = {
|
||||
filter: ['h1', 'h2', 'h3', 'h4', 'h5', 'h6'],
|
||||
|
||||
replacement: function (content, node, options) {
|
||||
var hLevel = Number(node.nodeName.charAt(1));
|
||||
|
||||
if (options.headingStyle === 'setext' && hLevel < 3) {
|
||||
var underline = repeat((hLevel === 1 ? '=' : '-'), content.length);
|
||||
return (
|
||||
'\n\n' + content + '\n' + underline + '\n\n'
|
||||
)
|
||||
} else {
|
||||
return '\n\n' + repeat('#', hLevel) + ' ' + content + '\n\n'
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
rules.blockquote = {
|
||||
filter: 'blockquote',
|
||||
|
||||
replacement: function (content) {
|
||||
content = content.replace(/^\n+|\n+$/g, '');
|
||||
content = content.replace(/^/gm, '> ');
|
||||
return '\n\n' + content + '\n\n'
|
||||
}
|
||||
};
|
||||
|
||||
rules.list = {
|
||||
filter: ['ul', 'ol'],
|
||||
|
||||
replacement: function (content, node) {
|
||||
var parent = node.parentNode;
|
||||
if (parent.nodeName === 'LI' && parent.lastElementChild === node) {
|
||||
return '\n' + content
|
||||
} else {
|
||||
return '\n\n' + content + '\n\n'
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
rules.listItem = {
|
||||
filter: 'li',
|
||||
|
||||
replacement: function (content, node, options) {
|
||||
content = content
|
||||
.replace(/^\n+/, '') // remove leading newlines
|
||||
.replace(/\n+$/, '\n') // replace trailing newlines with just a single one
|
||||
.replace(/\n/gm, '\n '); // indent
|
||||
var prefix = options.bulletListMarker + ' ';
|
||||
var parent = node.parentNode;
|
||||
if (parent.nodeName === 'OL') {
|
||||
var start = parent.getAttribute('start');
|
||||
var index = Array.prototype.indexOf.call(parent.children, node);
|
||||
prefix = (start ? Number(start) + index : index + 1) + '. ';
|
||||
}
|
||||
return (
|
||||
prefix + content + (node.nextSibling && !/\n$/.test(content) ? '\n' : '')
|
||||
)
|
||||
}
|
||||
};
|
||||
|
||||
rules.indentedCodeBlock = {
|
||||
filter: function (node, options) {
|
||||
return (
|
||||
options.codeBlockStyle === 'indented' &&
|
||||
node.nodeName === 'PRE' &&
|
||||
node.firstChild &&
|
||||
node.firstChild.nodeName === 'CODE'
|
||||
)
|
||||
},
|
||||
|
||||
replacement: function (content, node, options) {
|
||||
return (
|
||||
'\n\n ' +
|
||||
node.firstChild.textContent.replace(/\n/g, '\n ') +
|
||||
'\n\n'
|
||||
)
|
||||
}
|
||||
};
|
||||
|
||||
rules.fencedCodeBlock = {
|
||||
filter: function (node, options) {
|
||||
return (
|
||||
options.codeBlockStyle === 'fenced' &&
|
||||
node.nodeName === 'PRE' &&
|
||||
node.firstChild &&
|
||||
node.firstChild.nodeName === 'CODE'
|
||||
)
|
||||
},
|
||||
|
||||
replacement: function (content, node, options) {
|
||||
var className = node.firstChild.getAttribute('class') || '';
|
||||
var language = (className.match(/language-(\S+)/) || [null, ''])[1];
|
||||
var code = node.firstChild.textContent;
|
||||
|
||||
var fenceChar = options.fence.charAt(0);
|
||||
var fenceSize = 3;
|
||||
var fenceInCodeRegex = new RegExp('^' + fenceChar + '{3,}', 'gm');
|
||||
|
||||
var match;
|
||||
while ((match = fenceInCodeRegex.exec(code))) {
|
||||
if (match[0].length >= fenceSize) {
|
||||
fenceSize = match[0].length + 1;
|
||||
}
|
||||
}
|
||||
|
||||
var fence = repeat(fenceChar, fenceSize);
|
||||
|
||||
return (
|
||||
'\n\n' + fence + language + '\n' +
|
||||
code.replace(/\n$/, '') +
|
||||
'\n' + fence + '\n\n'
|
||||
)
|
||||
}
|
||||
};
|
||||
|
||||
rules.horizontalRule = {
|
||||
filter: 'hr',
|
||||
|
||||
replacement: function (content, node, options) {
|
||||
return '\n\n' + options.hr + '\n\n'
|
||||
}
|
||||
};
|
||||
|
||||
rules.inlineLink = {
|
||||
filter: function (node, options) {
|
||||
return (
|
||||
options.linkStyle === 'inlined' &&
|
||||
node.nodeName === 'A' &&
|
||||
node.getAttribute('href')
|
||||
)
|
||||
},
|
||||
|
||||
replacement: function (content, node) {
|
||||
var href = node.getAttribute('href');
|
||||
var title = cleanAttribute(node.getAttribute('title'));
|
||||
if (title) title = ' "' + title + '"';
|
||||
return '[' + content + '](' + href + title + ')'
|
||||
}
|
||||
};
|
||||
|
||||
rules.referenceLink = {
|
||||
filter: function (node, options) {
|
||||
return (
|
||||
options.linkStyle === 'referenced' &&
|
||||
node.nodeName === 'A' &&
|
||||
node.getAttribute('href')
|
||||
)
|
||||
},
|
||||
|
||||
replacement: function (content, node, options) {
|
||||
var href = node.getAttribute('href');
|
||||
var title = cleanAttribute(node.getAttribute('title'));
|
||||
if (title) title = ' "' + title + '"';
|
||||
var replacement;
|
||||
var reference;
|
||||
|
||||
switch (options.linkReferenceStyle) {
|
||||
case 'collapsed':
|
||||
replacement = '[' + content + '][]';
|
||||
reference = '[' + content + ']: ' + href + title;
|
||||
break
|
||||
case 'shortcut':
|
||||
replacement = '[' + content + ']';
|
||||
reference = '[' + content + ']: ' + href + title;
|
||||
break
|
||||
default:
|
||||
var id = this.references.length + 1;
|
||||
replacement = '[' + content + '][' + id + ']';
|
||||
reference = '[' + id + ']: ' + href + title;
|
||||
}
|
||||
|
||||
this.references.push(reference);
|
||||
return replacement
|
||||
},
|
||||
|
||||
references: [],
|
||||
|
||||
append: function (options) {
|
||||
var references = '';
|
||||
if (this.references.length) {
|
||||
references = '\n\n' + this.references.join('\n') + '\n\n';
|
||||
this.references = []; // Reset references
|
||||
}
|
||||
return references
|
||||
}
|
||||
};
|
||||
|
||||
rules.emphasis = {
|
||||
filter: ['em', 'i'],
|
||||
|
||||
replacement: function (content, node, options) {
|
||||
if (!content.trim()) return ''
|
||||
return options.emDelimiter + content + options.emDelimiter
|
||||
}
|
||||
};
|
||||
|
||||
rules.strong = {
|
||||
filter: ['strong', 'b'],
|
||||
|
||||
replacement: function (content, node, options) {
|
||||
if (!content.trim()) return ''
|
||||
return options.strongDelimiter + content + options.strongDelimiter
|
||||
}
|
||||
};
|
||||
|
||||
rules.code = {
|
||||
filter: function (node) {
|
||||
var hasSiblings = node.previousSibling || node.nextSibling;
|
||||
var isCodeBlock = node.parentNode.nodeName === 'PRE' && !hasSiblings;
|
||||
|
||||
return node.nodeName === 'CODE' && !isCodeBlock
|
||||
},
|
||||
|
||||
replacement: function (content) {
|
||||
if (!content.trim()) return ''
|
||||
|
||||
var delimiter = '`';
|
||||
var leadingSpace = '';
|
||||
var trailingSpace = '';
|
||||
var matches = content.match(/`+/gm);
|
||||
if (matches) {
|
||||
if (/^`/.test(content)) leadingSpace = ' ';
|
||||
if (/`$/.test(content)) trailingSpace = ' ';
|
||||
while (matches.indexOf(delimiter) !== -1) delimiter = delimiter + '`';
|
||||
}
|
||||
|
||||
return delimiter + leadingSpace + content + trailingSpace + delimiter
|
||||
}
|
||||
};
|
||||
|
||||
rules.image = {
|
||||
filter: 'img',
|
||||
|
||||
replacement: function (content, node) {
|
||||
var alt = cleanAttribute(node.getAttribute('alt'));
|
||||
var src = node.getAttribute('src') || '';
|
||||
var title = cleanAttribute(node.getAttribute('title'));
|
||||
var titlePart = title ? ' "' + title + '"' : '';
|
||||
return src ? '![' + alt + ']' + '(' + src + titlePart + ')' : ''
|
||||
}
|
||||
};
|
||||
|
||||
function cleanAttribute (attribute) {
|
||||
return attribute ? attribute.replace(/(\n+\s*)+/g, '\n') : ''
|
||||
}
|
||||
|
||||
/**
|
||||
* Manages a collection of rules used to convert HTML to Markdown
|
||||
*/
|
||||
|
||||
function Rules (options) {
|
||||
this.options = options;
|
||||
this._keep = [];
|
||||
this._remove = [];
|
||||
|
||||
this.blankRule = {
|
||||
replacement: options.blankReplacement
|
||||
};
|
||||
|
||||
this.keepReplacement = options.keepReplacement;
|
||||
|
||||
this.defaultRule = {
|
||||
replacement: options.defaultReplacement
|
||||
};
|
||||
|
||||
this.array = [];
|
||||
for (var key in options.rules) this.array.push(options.rules[key]);
|
||||
}
|
||||
|
||||
Rules.prototype = {
|
||||
add: function (key, rule) {
|
||||
this.array.unshift(rule);
|
||||
},
|
||||
|
||||
keep: function (filter) {
|
||||
this._keep.unshift({
|
||||
filter: filter,
|
||||
replacement: this.keepReplacement
|
||||
});
|
||||
},
|
||||
|
||||
remove: function (filter) {
|
||||
this._remove.unshift({
|
||||
filter: filter,
|
||||
replacement: function () {
|
||||
return ''
|
||||
}
|
||||
});
|
||||
},
|
||||
|
||||
forNode: function (node) {
|
||||
if (node.isBlank) return this.blankRule
|
||||
var rule;
|
||||
|
||||
if ((rule = findRule(this.array, node, this.options))) return rule
|
||||
if ((rule = findRule(this._keep, node, this.options))) return rule
|
||||
if ((rule = findRule(this._remove, node, this.options))) return rule
|
||||
|
||||
return this.defaultRule
|
||||
},
|
||||
|
||||
forEach: function (fn) {
|
||||
for (var i = 0; i < this.array.length; i++) fn(this.array[i], i);
|
||||
}
|
||||
};
|
||||
|
||||
function findRule (rules, node, options) {
|
||||
for (var i = 0; i < rules.length; i++) {
|
||||
var rule = rules[i];
|
||||
if (filterValue(rule, node, options)) return rule
|
||||
}
|
||||
return void 0
|
||||
}
|
||||
|
||||
function filterValue (rule, node, options) {
|
||||
var filter = rule.filter;
|
||||
if (typeof filter === 'string') {
|
||||
if (filter === node.nodeName.toLowerCase()) return true
|
||||
} else if (Array.isArray(filter)) {
|
||||
if (filter.indexOf(node.nodeName.toLowerCase()) > -1) return true
|
||||
} else if (typeof filter === 'function') {
|
||||
if (filter.call(rule, node, options)) return true
|
||||
} else {
|
||||
throw new TypeError('`filter` needs to be a string, array, or function')
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* The collapseWhitespace function is adapted from collapse-whitespace
|
||||
* by Luc Thevenard.
|
||||
*
|
||||
* The MIT License (MIT)
|
||||
*
|
||||
* Copyright (c) 2014 Luc Thevenard <lucthevenard@gmail.com>
|
||||
*
|
||||
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||||
* of this software and associated documentation files (the "Software"), to deal
|
||||
* in the Software without restriction, including without limitation the rights
|
||||
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||||
* copies of the Software, and to permit persons to whom the Software is
|
||||
* furnished to do so, subject to the following conditions:
|
||||
*
|
||||
* The above copyright notice and this permission notice shall be included in
|
||||
* all copies or substantial portions of the Software.
|
||||
*
|
||||
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||||
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||||
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||||
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||||
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||||
* THE SOFTWARE.
|
||||
*/
|
||||
|
||||
/**
|
||||
* collapseWhitespace(options) removes extraneous whitespace from an the given element.
|
||||
*
|
||||
* @param {Object} options
|
||||
*/
|
||||
function collapseWhitespace (options) {
|
||||
var element = options.element;
|
||||
var isBlock = options.isBlock;
|
||||
var isVoid = options.isVoid;
|
||||
var isPre = options.isPre || function (node) {
|
||||
return node.nodeName === 'PRE'
|
||||
};
|
||||
|
||||
if (!element.firstChild || isPre(element)) return
|
||||
|
||||
var prevText = null;
|
||||
var prevVoid = false;
|
||||
|
||||
var prev = null;
|
||||
var node = next(prev, element, isPre);
|
||||
|
||||
while (node !== element) {
|
||||
if (node.nodeType === 3 || node.nodeType === 4) { // Node.TEXT_NODE or Node.CDATA_SECTION_NODE
|
||||
var text = node.data.replace(/[ \r\n\t]+/g, ' ');
|
||||
|
||||
if ((!prevText || / $/.test(prevText.data)) &&
|
||||
!prevVoid && text[0] === ' ') {
|
||||
text = text.substr(1);
|
||||
}
|
||||
|
||||
// `text` might be empty at this point.
|
||||
if (!text) {
|
||||
node = remove(node);
|
||||
continue
|
||||
}
|
||||
|
||||
node.data = text;
|
||||
|
||||
prevText = node;
|
||||
} else if (node.nodeType === 1) { // Node.ELEMENT_NODE
|
||||
if (isBlock(node) || node.nodeName === 'BR') {
|
||||
if (prevText) {
|
||||
prevText.data = prevText.data.replace(/ $/, '');
|
||||
}
|
||||
|
||||
prevText = null;
|
||||
prevVoid = false;
|
||||
} else if (isVoid(node)) {
|
||||
// Avoid trimming space around non-block, non-BR void elements.
|
||||
prevText = null;
|
||||
prevVoid = true;
|
||||
}
|
||||
} else {
|
||||
node = remove(node);
|
||||
continue
|
||||
}
|
||||
|
||||
var nextNode = next(prev, node, isPre);
|
||||
prev = node;
|
||||
node = nextNode;
|
||||
}
|
||||
|
||||
if (prevText) {
|
||||
prevText.data = prevText.data.replace(/ $/, '');
|
||||
if (!prevText.data) {
|
||||
remove(prevText);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* remove(node) removes the given node from the DOM and returns the
|
||||
* next node in the sequence.
|
||||
*
|
||||
* @param {Node} node
|
||||
* @return {Node} node
|
||||
*/
|
||||
function remove (node) {
|
||||
var next = node.nextSibling || node.parentNode;
|
||||
|
||||
node.parentNode.removeChild(node);
|
||||
|
||||
return next
|
||||
}
|
||||
|
||||
/**
|
||||
* next(prev, current, isPre) returns the next node in the sequence, given the
|
||||
* current and previous nodes.
|
||||
*
|
||||
* @param {Node} prev
|
||||
* @param {Node} current
|
||||
* @param {Function} isPre
|
||||
* @return {Node}
|
||||
*/
|
||||
function next (prev, current, isPre) {
|
||||
if ((prev && prev.parentNode === current) || isPre(current)) {
|
||||
return current.nextSibling || current.parentNode
|
||||
}
|
||||
|
||||
return current.firstChild || current.nextSibling || current.parentNode
|
||||
}
|
||||
|
||||
/*
|
||||
* Set up window for Node.js
|
||||
*/
|
||||
|
||||
var root = (typeof window !== 'undefined' ? window : {});
|
||||
|
||||
/*
|
||||
* Parsing HTML strings
|
||||
*/
|
||||
|
||||
function canParseHTMLNatively () {
|
||||
var Parser = root.DOMParser;
|
||||
var canParse = false;
|
||||
|
||||
// Adapted from https://gist.github.com/1129031
|
||||
// Firefox/Opera/IE throw errors on unsupported types
|
||||
try {
|
||||
// WebKit returns null on unsupported types
|
||||
if (new Parser().parseFromString('', 'text/html')) {
|
||||
canParse = true;
|
||||
}
|
||||
} catch (e) {}
|
||||
|
||||
return canParse
|
||||
}
|
||||
|
||||
function createHTMLParser () {
|
||||
var Parser = function () {};
|
||||
|
||||
{
|
||||
if (shouldUseActiveX()) {
|
||||
Parser.prototype.parseFromString = function (string) {
|
||||
var doc = new window.ActiveXObject('htmlfile');
|
||||
doc.designMode = 'on'; // disable on-page scripts
|
||||
doc.open();
|
||||
doc.write(string);
|
||||
doc.close();
|
||||
return doc
|
||||
};
|
||||
} else {
|
||||
Parser.prototype.parseFromString = function (string) {
|
||||
var doc = document.implementation.createHTMLDocument('');
|
||||
doc.open();
|
||||
doc.write(string);
|
||||
doc.close();
|
||||
return doc
|
||||
};
|
||||
}
|
||||
}
|
||||
return Parser
|
||||
}
|
||||
|
||||
function shouldUseActiveX () {
|
||||
var useActiveX = false;
|
||||
try {
|
||||
document.implementation.createHTMLDocument('').open();
|
||||
} catch (e) {
|
||||
if (window.ActiveXObject) useActiveX = true;
|
||||
}
|
||||
return useActiveX
|
||||
}
|
||||
|
||||
var HTMLParser = canParseHTMLNatively() ? root.DOMParser : createHTMLParser();
|
||||
|
||||
function RootNode (input) {
|
||||
var root;
|
||||
if (typeof input === 'string') {
|
||||
var doc = htmlParser().parseFromString(
|
||||
// DOM parsers arrange elements in the <head> and <body>.
|
||||
// Wrapping in a custom element ensures elements are reliably arranged in
|
||||
// a single element.
|
||||
'<x-turndown id="turndown-root">' + input + '</x-turndown>',
|
||||
'text/html'
|
||||
);
|
||||
root = doc.getElementById('turndown-root');
|
||||
} else {
|
||||
root = input.cloneNode(true);
|
||||
}
|
||||
collapseWhitespace({
|
||||
element: root,
|
||||
isBlock: isBlock,
|
||||
isVoid: isVoid
|
||||
});
|
||||
|
||||
return root
|
||||
}
|
||||
|
||||
var _htmlParser;
|
||||
function htmlParser () {
|
||||
_htmlParser = _htmlParser || new HTMLParser();
|
||||
return _htmlParser
|
||||
}
|
||||
|
||||
function Node (node) {
|
||||
node.isBlock = isBlock(node);
|
||||
node.isCode = node.nodeName.toLowerCase() === 'code' || node.parentNode.isCode;
|
||||
node.isBlank = isBlank(node);
|
||||
node.flankingWhitespace = flankingWhitespace(node);
|
||||
return node
|
||||
}
|
||||
|
||||
function isBlank (node) {
|
||||
return (
|
||||
!isVoid(node) &&
|
||||
!isMeaningfulWhenBlank(node) &&
|
||||
/^\s*$/i.test(node.textContent) &&
|
||||
!hasVoid(node) &&
|
||||
!hasMeaningfulWhenBlank(node)
|
||||
)
|
||||
}
|
||||
|
||||
function flankingWhitespace (node) {
|
||||
var leading = '';
|
||||
var trailing = '';
|
||||
|
||||
if (!node.isBlock) {
|
||||
var hasLeading = /^\s/.test(node.textContent);
|
||||
var hasTrailing = /\s$/.test(node.textContent);
|
||||
var blankWithSpaces = node.isBlank && hasLeading && hasTrailing;
|
||||
|
||||
if (hasLeading && !isFlankedByWhitespace('left', node)) {
|
||||
leading = ' ';
|
||||
}
|
||||
|
||||
if (!blankWithSpaces && hasTrailing && !isFlankedByWhitespace('right', node)) {
|
||||
trailing = ' ';
|
||||
}
|
||||
}
|
||||
|
||||
return { leading: leading, trailing: trailing }
|
||||
}
|
||||
|
||||
function isFlankedByWhitespace (side, node) {
|
||||
var sibling;
|
||||
var regExp;
|
||||
var isFlanked;
|
||||
|
||||
if (side === 'left') {
|
||||
sibling = node.previousSibling;
|
||||
regExp = / $/;
|
||||
} else {
|
||||
sibling = node.nextSibling;
|
||||
regExp = /^ /;
|
||||
}
|
||||
|
||||
if (sibling) {
|
||||
if (sibling.nodeType === 3) {
|
||||
isFlanked = regExp.test(sibling.nodeValue);
|
||||
} else if (sibling.nodeType === 1 && !isBlock(sibling)) {
|
||||
isFlanked = regExp.test(sibling.textContent);
|
||||
}
|
||||
}
|
||||
return isFlanked
|
||||
}
|
||||
|
||||
var reduce = Array.prototype.reduce;
|
||||
var leadingNewLinesRegExp = /^\n*/;
|
||||
var trailingNewLinesRegExp = /\n*$/;
|
||||
var escapes = [
|
||||
[/\\/g, '\\\\'],
|
||||
[/\*/g, '\\*'],
|
||||
[/^-/g, '\\-'],
|
||||
[/^\+ /g, '\\+ '],
|
||||
[/^(=+)/g, '\\$1'],
|
||||
[/^(#{1,6}) /g, '\\$1 '],
|
||||
[/`/g, '\\`'],
|
||||
[/^~~~/g, '\\~~~'],
|
||||
[/\[/g, '\\['],
|
||||
[/\]/g, '\\]'],
|
||||
[/^>/g, '\\>'],
|
||||
[/_/g, '\\_'],
|
||||
[/^(\d+)\. /g, '$1\\. ']
|
||||
];
|
||||
|
||||
function TurndownService (options) {
|
||||
if (!(this instanceof TurndownService)) return new TurndownService(options)
|
||||
|
||||
var defaults = {
|
||||
rules: rules,
|
||||
headingStyle: 'setext',
|
||||
hr: '* * *',
|
||||
bulletListMarker: '*',
|
||||
codeBlockStyle: 'indented',
|
||||
fence: '```',
|
||||
emDelimiter: '_',
|
||||
strongDelimiter: '**',
|
||||
linkStyle: 'inlined',
|
||||
linkReferenceStyle: 'full',
|
||||
br: ' ',
|
||||
blankReplacement: function (content, node) {
|
||||
return node.isBlock ? '\n\n' : ''
|
||||
},
|
||||
keepReplacement: function (content, node) {
|
||||
return node.isBlock ? '\n\n' + node.outerHTML + '\n\n' : node.outerHTML
|
||||
},
|
||||
defaultReplacement: function (content, node) {
|
||||
return node.isBlock ? '\n\n' + content + '\n\n' : content
|
||||
}
|
||||
};
|
||||
this.options = extend({}, defaults, options);
|
||||
this.rules = new Rules(this.options);
|
||||
}
|
||||
|
||||
TurndownService.prototype = {
|
||||
/**
|
||||
* The entry point for converting a string or DOM node to Markdown
|
||||
* @public
|
||||
* @param {String|HTMLElement} input The string or DOM node to convert
|
||||
* @returns A Markdown representation of the input
|
||||
* @type String
|
||||
*/
|
||||
|
||||
turndown: function (input) {
|
||||
if (!canConvert(input)) {
|
||||
throw new TypeError(
|
||||
input + ' is not a string, or an element/document/fragment node.'
|
||||
)
|
||||
}
|
||||
|
||||
if (input === '') return ''
|
||||
|
||||
var output = process.call(this, new RootNode(input));
|
||||
return postProcess.call(this, output)
|
||||
},
|
||||
|
||||
/**
|
||||
* Add one or more plugins
|
||||
* @public
|
||||
* @param {Function|Array} plugin The plugin or array of plugins to add
|
||||
* @returns The Turndown instance for chaining
|
||||
* @type Object
|
||||
*/
|
||||
|
||||
use: function (plugin) {
|
||||
if (Array.isArray(plugin)) {
|
||||
for (var i = 0; i < plugin.length; i++) this.use(plugin[i]);
|
||||
} else if (typeof plugin === 'function') {
|
||||
plugin(this);
|
||||
} else {
|
||||
throw new TypeError('plugin must be a Function or an Array of Functions')
|
||||
}
|
||||
return this
|
||||
},
|
||||
|
||||
/**
|
||||
* Adds a rule
|
||||
* @public
|
||||
* @param {String} key The unique key of the rule
|
||||
* @param {Object} rule The rule
|
||||
* @returns The Turndown instance for chaining
|
||||
* @type Object
|
||||
*/
|
||||
|
||||
addRule: function (key, rule) {
|
||||
this.rules.add(key, rule);
|
||||
return this
|
||||
},
|
||||
|
||||
/**
|
||||
* Keep a node (as HTML) that matches the filter
|
||||
* @public
|
||||
* @param {String|Array|Function} filter The unique key of the rule
|
||||
* @returns The Turndown instance for chaining
|
||||
* @type Object
|
||||
*/
|
||||
|
||||
keep: function (filter) {
|
||||
this.rules.keep(filter);
|
||||
return this
|
||||
},
|
||||
|
||||
/**
|
||||
* Remove a node that matches the filter
|
||||
* @public
|
||||
* @param {String|Array|Function} filter The unique key of the rule
|
||||
* @returns The Turndown instance for chaining
|
||||
* @type Object
|
||||
*/
|
||||
|
||||
remove: function (filter) {
|
||||
this.rules.remove(filter);
|
||||
return this
|
||||
},
|
||||
|
||||
/**
|
||||
* Escapes Markdown syntax
|
||||
* @public
|
||||
* @param {String} string The string to escape
|
||||
* @returns A string with Markdown syntax escaped
|
||||
* @type String
|
||||
*/
|
||||
|
||||
escape: function (string) {
|
||||
return escapes.reduce(function (accumulator, escape) {
|
||||
return accumulator.replace(escape[0], escape[1])
|
||||
}, string)
|
||||
}
|
||||
};
|
||||
|
||||
/**
|
||||
* Reduces a DOM node down to its Markdown string equivalent
|
||||
* @private
|
||||
* @param {HTMLElement} parentNode The node to convert
|
||||
* @returns A Markdown representation of the node
|
||||
* @type String
|
||||
*/
|
||||
|
||||
function process (parentNode) {
|
||||
var self = this;
|
||||
return reduce.call(parentNode.childNodes, function (output, node) {
|
||||
node = new Node(node);
|
||||
|
||||
var replacement = '';
|
||||
if (node.nodeType === 3) {
|
||||
replacement = node.isCode ? node.nodeValue : self.escape(node.nodeValue);
|
||||
} else if (node.nodeType === 1) {
|
||||
replacement = replacementForNode.call(self, node);
|
||||
}
|
||||
|
||||
return join(output, replacement)
|
||||
}, '')
|
||||
}
|
||||
|
||||
/**
|
||||
* Appends strings as each rule requires and trims the output
|
||||
* @private
|
||||
* @param {String} output The conversion output
|
||||
* @returns A trimmed version of the ouput
|
||||
* @type String
|
||||
*/
|
||||
|
||||
function postProcess (output) {
|
||||
var self = this;
|
||||
this.rules.forEach(function (rule) {
|
||||
if (typeof rule.append === 'function') {
|
||||
output = join(output, rule.append(self.options));
|
||||
}
|
||||
});
|
||||
|
||||
return output.replace(/^[\t\r\n]+/, '').replace(/[\t\r\n\s]+$/, '')
|
||||
}
|
||||
|
||||
/**
|
||||
* Converts an element node to its Markdown equivalent
|
||||
* @private
|
||||
* @param {HTMLElement} node The node to convert
|
||||
* @returns A Markdown representation of the node
|
||||
* @type String
|
||||
*/
|
||||
|
||||
function replacementForNode (node) {
|
||||
var rule = this.rules.forNode(node);
|
||||
var content = process.call(this, node);
|
||||
var whitespace = node.flankingWhitespace;
|
||||
if (whitespace.leading || whitespace.trailing) content = content.trim();
|
||||
return (
|
||||
whitespace.leading +
|
||||
rule.replacement(content, node, this.options) +
|
||||
whitespace.trailing
|
||||
)
|
||||
}
|
||||
|
||||
/**
|
||||
* Determines the new lines between the current output and the replacement
|
||||
* @private
|
||||
* @param {String} output The current conversion output
|
||||
* @param {String} replacement The string to append to the output
|
||||
* @returns The whitespace to separate the current output and the replacement
|
||||
* @type String
|
||||
*/
|
||||
|
||||
function separatingNewlines (output, replacement) {
|
||||
var newlines = [
|
||||
output.match(trailingNewLinesRegExp)[0],
|
||||
replacement.match(leadingNewLinesRegExp)[0]
|
||||
].sort();
|
||||
var maxNewlines = newlines[newlines.length - 1];
|
||||
return maxNewlines.length < 2 ? maxNewlines : '\n\n'
|
||||
}
|
||||
|
||||
function join (string1, string2) {
|
||||
var separator = separatingNewlines(string1, string2);
|
||||
|
||||
// Remove trailing/leading newlines and replace with separator
|
||||
string1 = string1.replace(trailingNewLinesRegExp, '');
|
||||
string2 = string2.replace(leadingNewLinesRegExp, '');
|
||||
|
||||
return string1 + separator + string2
|
||||
}
|
||||
|
||||
/**
|
||||
* Determines whether an input can be converted
|
||||
* @private
|
||||
* @param {String|HTMLElement} input Describe this parameter
|
||||
* @returns Describe what it returns
|
||||
* @type String|Object|Array|Boolean|Number
|
||||
*/
|
||||
|
||||
function canConvert (input) {
|
||||
return (
|
||||
input != null && (
|
||||
typeof input === 'string' ||
|
||||
(input.nodeType && (
|
||||
input.nodeType === 1 || input.nodeType === 9 || input.nodeType === 11
|
||||
))
|
||||
)
|
||||
)
|
||||
}
|
||||
|
||||
return TurndownService;
|
||||
|
||||
})));
|
||||
Loading…
Reference in New Issue