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throw error when the user repeatedly call csurf in same middleware #230

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throw error when the user repeatedly call csurf in same middleware #230

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efb193d
feature: Warn user to avoid calling csruf repeatly in the cooke mode
Yu-Jack Nov 25, 2020
aaff5ef
Revise the wording
Yu-Jack Nov 25, 2020
3fbf74e
fix: fix lint error
Yu-Jack Nov 26, 2020
71a1720
feature: wrap isInitialized into function then change its name, add m…
Yu-Jack Dec 15, 2020
27fd3ae
feature: use more simple way to build function.
Yu-Jack Dec 15, 2020
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8 changes: 8 additions & 0 deletions index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -66,6 +66,14 @@ function csurf (options) {
var ignoreMethod = getIgnoredMethods(ignoreMethods)

return function csrf (req, res, next) {
if (req.isInitialized) {
console.warn('[Warning] csurf() is duplicately called with same middleware in the cooke mode, first validation will result in the invalid token.')
}

if (!req.isInitialized && cookie) {
req.isInitialized = true
}

// validate the configuration against request
if (!verifyConfiguration(req, sessionKey, cookie)) {
return next(new Error('misconfigured csrf'))
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