40 lines
1.1 KiB
TypeScript
40 lines
1.1 KiB
TypeScript
/** 运输单据打印弹窗：红章显隐（本次弹窗有效） */
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export const SLIP_SEAL_IMG_RE = /<img[^>]*alt=["']印章["'][^>]*>/gi
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export function stripSlipSealImages(html: string): string {
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return html.replace(SLIP_SEAL_IMG_RE, '')
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}
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/**
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* 将公司章插回单据 HTML。
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* 优先落在「印章图片」注释后；否则插入指定 seal-block 容器开头。
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*/
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export function injectSlipSealImages(
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html: string,
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sealHtml: string,
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sealBlockClass: string
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): string {
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let result = stripSlipSealImages(html)
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if (!sealHtml) return result
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if (/<!--\s*印章图片[^>]*-->/.test(result)) {
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let sealCommentIndex = 0
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return result.replace(/<!--\s*印章图片[^>]*-->/g, (match) => {
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sealCommentIndex += 1
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if (sealCommentIndex === 1) return `${match}\n ${sealHtml}`
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return match
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})
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}
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if (sealBlockClass && result.includes(sealBlockClass)) {
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const escaped = sealBlockClass.replace(/[.*+?^${}()|[\]\\]/g, '\\$&')
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return result.replace(
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new RegExp(`(<div class="${escaped}"[^>]*>)`),
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`$1\n <!-- 印章图片 -->\n ${sealHtml}\n `
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)
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}
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return result
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}
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