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MediaWiki:Gadget-Highlight.js
From Project-EPB Commons
Invoke this: https://common.wjghj.cn/
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/**
* @name highlight.js
* @description 为页面内的代码块提供语法高亮
*/
!(function () {
// 为代码页面添加 class
var pageName = mw.config.get('wgPageName')
if (pageName.substr(pageName.length - 3, 3) === '.js') {
$('#mw-content-text pre').addClass('lang-js highlight linenums')
} else if (pageName.substr(pageName.length - 4, 4) === '.css') {
$('#mw-content-text pre').addClass('lang-css highlight linenums')
} else if (mw.config.get('wgNamespaceNumber') === 828) { // Lua
$('#mw-content-text pre').addClass('lang-lua highlight linenums')
}
// 加载主题
mw.loader.load('https://cdn.jsdelivr.net/npm/[email protected]/styles/solarized-light.css', 'text/css')
// 加载脚本
$.ajax({
url: 'https://cdn.jsdelivr.net/gh/highlightjs/[email protected]/build/highlight.min.js',
dataType: 'script',
cache: true
}).then(function () {
// 初始化高亮
$('#mw-content-text pre.highlight').each(function (_, block) {
var $block = $(block)
if ($block.attr('data-hljs') === 'done') return
// 高亮当前块
hljs.highlightBlock(block)
$block.attr('data-hljs', 'done')
// 行号显示
if ($block.hasClass('linenums')) {
// 起始行号
var lineNumFrom = Number($block.data('line-from'))
if (isNaN(lineNumFrom) || lineNumFrom < 1) lineNumFrom = 1
lineNumFrom = lineNumFrom.toFixed(0)
// 高亮行号
var pingLine = $block.data('line-emphatic') || $block.data('line-ping')
if (typeof pingLine === 'number') pingLine = [pingLine]
if (typeof pingLine === 'string') pingLine = pingLine.replace(/\s/g, '').split(',')
if (typeof pingLine !== 'object') pingLine = []
$block.html(function () {
// 创建 jQuery 对象
var $html = $('<div>', { class: 'line-container' }).append(
$('<div>', { class: 'line-content' }),
$('<div>', { class: 'line-numbers' })
)
// 拆开每一行
var splitHtml = $(this).html().split('\n')
$.each(splitHtml, function (lineNum, lineContent) {
// 防止最后一行后被添加一行空行
if (lineNum + 1 === splitHtml.length) return
// 显示行号为起始行号加当前行号
displayLineNum = lineNum + lineNumFrom
// 是否高亮显示
var isPing = ''
if (pingLine.includes(lineNum + 1)) {
isPing = ' line-ping'
}
// 添加行号
$html.find('.line-numbers').append(
$('<div>', { class: 'line-number-block' + isPing, text: displayLineNum })
)
// 添加内容
$html.find('.line-content').append(
$('<div>', { class: 'line-row' + isPing, html: lineContent })
)
})
return $html
})
}
})
})
})()
