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28 lines
709 B
JavaScript
28 lines
709 B
JavaScript
/**
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* 更新字数统计和阅读时间
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*/
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export function countWords(pageContentText) {
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const wordCount = fnGetCpmisWords(pageContentText)
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// 阅读速度 300-500每分钟
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const readTime = Math.floor(wordCount / 400) + 1
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return { wordCount, readTime }
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}
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// 用word方式计算正文字数
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function fnGetCpmisWords(str) {
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if (!str) {
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return 0
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}
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let sLen = 0
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try {
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// eslint-disable-next-line no-irregular-whitespace
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str = str.replace(/(\r\n+|\s+| +)/g, '龘')
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// eslint-disable-next-line no-control-regex
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str = str.replace(/[\x00-\xff]/g, 'm')
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str = str.replace(/m+/g, '*')
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str = str.replace(/龘+/g, '')
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sLen = str.length
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} catch (e) {}
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return sLen
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}
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