Files
2025-02-16 20:38:17 +08:00

50 lines
1.6 KiB
JavaScript

/**
* Butterfly
* chartjs
* https://www.chartjs.org/
* {% chartjs [width, abreast, chartId] %}
* <!-- chart -->
* <!-- endchart -->
* <!-- desc -->
* <!-- enddesc -->
* {% endchartjs %}
*/
'use strict'
const { escapeHTML } = require('hexo-util')
const chartjs = (args, content) => {
if (!content) return
const chartRegex = /<!--\s*chart\s*-->\n([\w\W\s\S]*?)<!--\s*endchart\s*-->/
const descRegex = /<!--\s*desc\s*-->\n([\w\W\s\S]*?)<!--\s*enddesc\s*-->/
const selfConfig = args.join(' ').trim()
const [width = '', layout = false, chartId = ''] = selfConfig.split(',').map(s => s.trim())
const chartMatch = content.match(chartRegex)
const descMatch = content.match(descRegex)
if (!chartMatch) {
hexo.log.warn('chartjs tag: chart content is required!')
return
}
const chartConfig = chartMatch && chartMatch[1] ? chartMatch[1] : ''
const descContent = descMatch && descMatch[1] ? descMatch[1] : ''
const renderedDesc = descContent ? hexo.render.renderSync({ text: descContent, engine: 'markdown' }).trim() : ''
const descDOM = renderedDesc ? `<div class="chartjs-desc">${renderedDesc}</div>` : ''
const abreastClass = layout ? ' chartjs-abreast' : ''
const widthStyle = width ? `data-width="${width}%"` : ''
return `<div class="chartjs-container${abreastClass}" data-chartjs-id="${chartId}" ${widthStyle}>
<pre class="chartjs-src" hidden>${escapeHTML(chartConfig)}</pre>
${descDOM}
</div>`
}
hexo.extend.tag.register('chartjs', chartjs, { ends: true })