26 lines
886 B
TypeScript
26 lines
886 B
TypeScript
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import type { Context } from 'hono'
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import { bufferToFormData } from 'hono/utils/buffer'
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// ref: https://github.com/honojs/hono/blob/a63bcfd6fba66297d8234c21aed8a42ac00711fe/src/validator/validator.ts#L27-L28
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const multipartRegex = /^multipart\/form-data(; boundary=[A-Za-z0-9'()+_,\-./:=?]+)?$/
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const urlencodedRegex = /^application\/x-www-form-urlencoded$/
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export const getFormDataFromContext = async (ctx: Context): Promise<FormData> => {
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const contentType = ctx.req.header('Content-Type')
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if (!contentType || !(multipartRegex.test(contentType) || urlencodedRegex.test(contentType))) {
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return new FormData()
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}
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const cache = ctx.req.bodyCache.formData
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if (cache) {
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return cache
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}
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const arrayBuffer = await ctx.req.arrayBuffer()
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const formData = await bufferToFormData(arrayBuffer, contentType)
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ctx.req.bodyCache.formData = formData
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return formData
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}
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