127 lines
3.3 KiB
JavaScript
127 lines
3.3 KiB
JavaScript
// 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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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 = $(node);
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if (isLink(node) || isButton(node)) {
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$node.on('click', function (event) {
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event.stopPropagation();
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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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$node.on('click', function () {
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$prevNode.toggleClass('hidden');
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});
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$prevNode.on('click', function () {
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$prevNode.addClass('hidden');
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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($node) {
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var nodes = document.querySelectorAll('.translated-cn');
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_.each(nodes, function (node) {
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var text = node.innerHTML;
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text = text.replace(/([\x20-\xff]+)/g, function (word) {
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if (!word.replace(/\s/, '')) {
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return '';
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} else if (/<[^>]*>/.test(word)) {
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return ' ' + word + ' ';
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} else {
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return ' ' + word + ' ';
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}
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});
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node.innerHTML = text;
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});
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}
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function isLink(node) {
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return node.tagName.toUpperCase() === 'A';
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}
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function isButton(node) {
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return node.tagName.toUpperCase() === 'BUTTON';
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}
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function isPureEnglish(text) {
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// accept — , quotes, ® and façade too.
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return /^[\1-\255—’“”ç®…à]*$/.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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})(angular.element);
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