Refactoring translate.js

This commit is contained in:
Yang Lin 2016-11-24 11:45:57 +08:00
parent 6196a2beac
commit 0e444d5d09
2 changed files with 148 additions and 145 deletions

View File

@ -1,8 +1,42 @@
.original-english {
border-top: 1px dashed $regal;
&.hidden {
display: none !important;
.docs-content {
display: none;
.original-english {
border-top: 1px dashed $regal;
&.hidden {
display: none !important;
}
}
h1.original-english {
margin-top: -($unit * 2);
}
h2.original-english {
margin-top: -($unit * 1);
}
h3.original-english {
margin-top: -($unit * 0);
}
h3.original-english {
margin-top: -($unit * 0);
}
p.original-english {
margin-top: -($unit * 3);
}
li {
p {
margin: 0;
}
}
}
.main-footer {
display: none;
}
td, th {

View File

@ -1,150 +1,119 @@
// TODO: refactor me!
var sourceVisible = localStorage.getItem('source-visible') === 'true';
(function ($) {
addOriginalToggler();
addSpacingBetweenCnAndEn();
var content = document.querySelector('article.docs-content');
var footer = document.querySelector('.main-footer');
function addOriginalToggler() {
var nodes = document.querySelectorAll('p, li, h1, h2, h3, h4, h5, h6, header, a, button, small');
_.each(nodes, function (node) {
var $node = $(node);
processContainer(content);
if (isLink(node) || isButton(node)) {
$node.on('click', function (event) {
event.stopPropagation();
if (!sourceVisible) {
var nodes = document.querySelectorAll('.original-english');
_.each(nodes, function (node) {
$(node).addClass('hidden');
});
if (/^http?s:\/\//.test($node.attr('href')) && !$node.attr('target')) {
$node.attr('target', '_blank');
}
}
var prevNode = node.previousElementSibling;
var $prevNode = $(prevNode);
if (!prevNode) {
return;
}
if (isTranslationResult(node, prevNode)) {
if ($prevNode.hasClass('nav-list-item')) {
return;
}
if (isPureEnglish($node.text()) && $node.text() !== $prevNode.text()) {
return;
}
if (isPureEnglish($prevNode.text())) {
$node.attr('id', prevNode.id);
$node.addClass('translated');
$node.addClass('translated-cn');
$prevNode.removeAttr('id');
$prevNode.addClass('original-english');
if (!sourceVisible) {
$prevNode.addClass('hidden');
}
if (!isLink(node) && !isButton(node)) {
var isDragging = false;
$node.on('mousedown', function(){
$(window).on('mousemove', function(){
isDragging = true;
$(window).unbind('mousemove');
});
});
$prevNode.on('mousedown', function(){
$(window).on('mousemove', function(){
isDragging = true;
$(window).unbind('mousemove');
});
});
$node.on('mouseup', function () {
var wasDragging = isDragging;
isDragging = false;
$(window).unbind('mousemove');
if(!wasDragging){
$prevNode.toggleClass('hidden');
}
});
$prevNode.on('mouseup', function () {
var wasDragging = isDragging;
isDragging = false;
$(window).unbind('mousemove');
if(!wasDragging){
$prevNode.addClass('hidden');
}
});
}
$node.after($prevNode);
}
}
});
}
function addSpacingBetweenCnAndEn($node) {
var nodes = document.querySelectorAll('.translated-cn');
_.each(nodes, function (node) {
var text = node.innerHTML;
text = text.replace(/([\x20-\xff]+)/g, function (word) {
if (!word.replace(/\s/, '')) {
return '';
} else if (/<[^>]*>/.test(word)) {
return ' ' + word + ' ';
} else {
return ' ' + word + ' ';
}
});
node.innerHTML = text;
});
}
function isLink(node) {
return node.tagName.toUpperCase() === 'A';
}
function isButton(node) {
return node.tagName.toUpperCase() === 'BUTTON';
}
function isPureEnglish(text) {
// accept &mdash; , quotes, ® and façade too.
text = text.replace('在线例子', '');
return /^[\1-\255—“”ç®…à\u200B]*$/.test(text);
}
function attributesToString(node) {
return _.chain(node.attributes)
.map(function (value) {
if (value.name === 'id') {
return '';
} else {
return value.name + '=' + value.value;
}
})
.sortBy()
.value()
.join(';');
}
function isClonedNode(node1, node2) {
return node1.tagName === node2.tagName &&
attributesToString(node1) === attributesToString(node2);
}
function indexOfSameType(node) {
var i = 0;
var aNode = node.parentNode.firstChild;
while (aNode !== node) {
++i;
if (aNode.tagName !== node.tagName) {
i = 0;
}
aNode = aNode.nextElementSibling;
}
return i;
}
function isTranslationResult(node, prevNode) {
return indexOfSameType(node) % 2 === 1 && isClonedNode(node, prevNode) && isPureEnglish(prevNode.innerText);
}
// restore
content.style.display = 'block';
footer.style.display = 'block';
/**
* Process container recursively.
* @param container
*/
function processContainer(container) {
for (var i = 0; i < container.children.length; i++) {
var node = container.children[i];
// ignore example code.
if (node.classList.contains('code-example') ||
node.tagName === 'CODE-EXAMPLE') {
continue;
}
switch (node.tagName) {
case 'P':
case 'H1':
case 'H2':
case 'H3':
case 'H4':
case 'H5':
case 'H6':
case 'HEADER':
if (processBlock(node)) {
i++;
}
break;
case 'TD':
case 'TH':
processContainer(node);
return; // stop
default:
if (node.children.length > 0) {
processContainer(node);
// For <li><p>...</p></li>, processes it as block.
if (node.children.length === 1) {
if (processBlock(node)) {
i++;
}
}
}
break;
}
}
}
/**
* Process block elements. The first element is original english, the
* second element is translated one.
* @param current the first element.
* @returns {boolean} Is success?
*/
function processBlock(current) {
var sibling = current.nextElementSibling;
var $current = $(current);
var $sibling = $(sibling);
if (sibling) {
if (isClonedNode(current, sibling)) {
if (isPureEnglish(current.textContent)) {
$current.addClass('original-english');
$sibling.addClass('translated');
$sibling.addClass('translated-cn');
$sibling.after($current);
$sibling.on('click', function() {
$current.toggleClass('hidden');
});
return true;
}
console.error('Error: ' + current.innerText);
}
}
return false;
}
function isPureEnglish(text) {
return !/\p{Han}/.test(text);
}
function attributesToString(node) {
return _.chain(node.attributes)
.map(function (value) {
if (value.name === 'id' || value.name === 'class') {
return '';
} else {
return value.name + '=' + value.value;
}
})
.sortBy()
.value()
.join(';');
}
function isClonedNode(node1, node2) {
return node1.tagName === node2.tagName &&
attributesToString(node1) === attributesToString(node2);
}
})(angular.element);