Merge pull request #126 from todoubaba/translate-js
Refactoring translate.js
This commit is contained in:
Rex
GitHub
commit
82824be2d4
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@ -1,8 +1,42 @@
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.original-english {
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border-top: 1px dashed $regal;
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&.hidden {
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display: none !important;
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.docs-content {
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display: none;
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.original-english {
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border-top: 1px dashed $regal;
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&.hidden {
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display: none !important;
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}
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}
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h1.original-english {
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margin-top: -($unit * 2);
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}
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h2.original-english {
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margin-top: -($unit * 1);
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}
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h3.original-english {
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margin-top: -($unit * 0);
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}
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h3.original-english {
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margin-top: -($unit * 0);
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}
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p.original-english {
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margin-top: -($unit * 3);
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}
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li {
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p {
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margin: 0;
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}
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}
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}
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.main-footer {
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display: none;
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}
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td, th {
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@ -1,150 +1,119 @@
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// TODO: refactor me!
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var sourceVisible = localStorage.getItem('source-visible') === 'true';
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(function ($) {
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addOriginalToggler();
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addSpacingBetweenCnAndEn();
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var content = document.querySelector('article.docs-content');
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var footer = document.querySelector('.main-footer');
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function addOriginalToggler() {
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var nodes = document.querySelectorAll('p, li, h1, h2, h3, h4, h5, h6, header, a, button, small');
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_.each(nodes, function (node) {
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var $node = $(node);
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processContainer(content);
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if (isLink(node) || isButton(node)) {
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$node.on('click', function (event) {
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event.stopPropagation();
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if (!sourceVisible) {
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var nodes = document.querySelectorAll('.original-english');
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_.each(nodes, function (node) {
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$(node).addClass('hidden');
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});
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if (/^http?s:\/\//.test($node.attr('href')) && !$node.attr('target')) {
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$node.attr('target', '_blank');
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}
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}
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var prevNode = node.previousElementSibling;
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var $prevNode = $(prevNode);
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if (!prevNode) {
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return;
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}
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if (isTranslationResult(node, prevNode)) {
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if ($prevNode.hasClass('nav-list-item')) {
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return;
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}
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if (isPureEnglish($node.text()) && $node.text() !== $prevNode.text()) {
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return;
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}
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if (isPureEnglish($prevNode.text())) {
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$node.attr('id', prevNode.id);
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$node.addClass('translated');
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$node.addClass('translated-cn');
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$prevNode.removeAttr('id');
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$prevNode.addClass('original-english');
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if (!sourceVisible) {
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$prevNode.addClass('hidden');
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}
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if (!isLink(node) && !isButton(node)) {
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var isDragging = false;
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$node.on('mousedown', function(){
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$(window).on('mousemove', function(){
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isDragging = true;
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$(window).unbind('mousemove');
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});
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});
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$prevNode.on('mousedown', function(){
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$(window).on('mousemove', function(){
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isDragging = true;
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$(window).unbind('mousemove');
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});
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});
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$node.on('mouseup', function () {
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var wasDragging = isDragging;
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isDragging = false;
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$(window).unbind('mousemove');
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if(!wasDragging){
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$prevNode.toggleClass('hidden');
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}
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});
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$prevNode.on('mouseup', function () {
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var wasDragging = isDragging;
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isDragging = false;
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$(window).unbind('mousemove');
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if(!wasDragging){
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$prevNode.addClass('hidden');
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}
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});
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}
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$node.after($prevNode);
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}
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}
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});
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}
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function addSpacingBetweenCnAndEn($node) {
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var nodes = document.querySelectorAll('.translated-cn');
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_.each(nodes, function (node) {
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var text = node.innerHTML;
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text = text.replace(/([\x20-\xff]+)/g, function (word) {
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if (!word.replace(/\s/, '')) {
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return '';
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} else if (/<[^>]*>/.test(word)) {
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return ' ' + word + ' ';
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} else {
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return ' ' + word + ' ';
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}
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});
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node.innerHTML = text;
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});
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}
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function isLink(node) {
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return node.tagName.toUpperCase() === 'A';
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}
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function isButton(node) {
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return node.tagName.toUpperCase() === 'BUTTON';
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}
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function isPureEnglish(text) {
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// accept — , quotes, ® and façade too.
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text = text.replace('在线例子', '');
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return /^[\1-\255—’“”ç®…à\u200B]*$/.test(text);
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}
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function attributesToString(node) {
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return _.chain(node.attributes)
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.map(function (value) {
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if (value.name === 'id') {
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return '';
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} else {
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return value.name + '=' + value.value;
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}
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})
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.sortBy()
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.value()
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.join(';');
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}
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function isClonedNode(node1, node2) {
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return node1.tagName === node2.tagName &&
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attributesToString(node1) === attributesToString(node2);
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}
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function indexOfSameType(node) {
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var i = 0;
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var aNode = node.parentNode.firstChild;
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while (aNode !== node) {
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++i;
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if (aNode.tagName !== node.tagName) {
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i = 0;
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}
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aNode = aNode.nextElementSibling;
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}
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return i;
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}
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function isTranslationResult(node, prevNode) {
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return indexOfSameType(node) % 2 === 1 && isClonedNode(node, prevNode) && isPureEnglish(prevNode.innerText);
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}
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// restore
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content.style.display = 'block';
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footer.style.display = 'block';
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/**
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* Process container recursively.
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* @param container
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*/
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function processContainer(container) {
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for (var i = 0; i < container.children.length; i++) {
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var node = container.children[i];
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// ignore example code.
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if (node.classList.contains('code-example') ||
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node.tagName === 'CODE-EXAMPLE') {
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continue;
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}
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switch (node.tagName) {
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case 'P':
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case 'H1':
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case 'H2':
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case 'H3':
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case 'H4':
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case 'H5':
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case 'H6':
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case 'HEADER':
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if (processBlock(node)) {
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i++;
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}
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break;
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case 'TD':
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case 'TH':
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processContainer(node);
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return; // stop
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default:
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if (node.children.length > 0) {
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processContainer(node);
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// For <li><p>...</p></li>, processes it as block.
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if (node.children.length === 1) {
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if (processBlock(node)) {
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i++;
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}
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}
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}
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break;
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}
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}
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}
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/**
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* Process block elements. The first element is original english, the
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* second element is translated one.
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* @param current the first element.
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* @returns {boolean} Is success?
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*/
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function processBlock(current) {
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var sibling = current.nextElementSibling;
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var $current = $(current);
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var $sibling = $(sibling);
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if (sibling) {
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if (isClonedNode(current, sibling)) {
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if (isPureEnglish(current.textContent)) {
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$current.addClass('original-english');
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$sibling.addClass('translated');
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$sibling.addClass('translated-cn');
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$sibling.after($current);
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$sibling.on('click', function() {
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$current.toggleClass('hidden');
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});
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return true;
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}
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console.error('Error: ' + current.innerText);
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}
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}
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return false;
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}
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function isPureEnglish(text) {
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return !/\p{Han}/.test(text);
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}
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function attributesToString(node) {
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return _.chain(node.attributes)
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.map(function (value) {
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if (value.name === 'id' || value.name === 'class') {
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return '';
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} else {
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return value.name + '=' + value.value;
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}
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})
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.sortBy()
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.value()
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.join(';');
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}
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function isClonedNode(node1, node2) {
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return node1.tagName === node2.tagName &&
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attributesToString(node1) === attributesToString(node2);
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}
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})(angular.element);
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