2022-07-02 14:20:09 +00:00
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type FilePathOptions = {
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filename: string
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root?: string
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defaultDocument?: string
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}
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2023-07-26 23:37:20 +00:00
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export const getFilePath = (options: FilePathOptions): string | undefined => {
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2022-07-02 14:20:09 +00:00
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let filename = options.filename
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2023-07-26 23:37:20 +00:00
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if (/\.\./.test(filename)) return
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2022-07-02 14:20:09 +00:00
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let root = options.root || ''
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const defaultDocument = options.defaultDocument || 'index.html'
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if (filename.endsWith('/')) {
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// /top/ => /top/index.html
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filename = filename.concat(defaultDocument)
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} else if (!filename.match(/\.[a-zA-Z0-9]+$/)) {
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// /top => /top/index.html
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filename = filename.concat('/' + defaultDocument)
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}
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// /foo.html => foo.html
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filename = filename.replace(/^\.?\//, '')
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// assets/ => assets
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root = root.replace(/\/$/, '')
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// ./assets/foo.html => assets/foo.html
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let path = root ? root + '/' + filename : filename
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path = path.replace(/^\.?\//, '')
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return path
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}
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