44 lines
1.1 KiB
Go
44 lines
1.1 KiB
Go
package requestmodifers
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import (
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"net/url"
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"regexp"
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"ladder/proxychain"
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tx "ladder/proxychain/responsemodifers"
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)
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const waybackUrl string = "https://web.archive.org/web/"
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// RequestWaybackMachine modifies a ProxyChain's URL to request the wayback machine (archive.org) version.
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func RequestWaybackMachine() proxychain.RequestModification {
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return func(chain *proxychain.ProxyChain) error {
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chain.Request.URL.RawQuery = ""
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rURL := preventRecursiveWaybackURLs(chain.Request.URL.String())
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newURLString := waybackUrl + rURL
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newURL, err := url.Parse(newURLString)
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if err != nil {
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return err
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}
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chain.Request.URL = newURL
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// cleanup wayback headers
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script := `["wm-ipp-print", "wm-ipp-base"].forEach(id => { try { document.getElementById(id).remove() } catch{ } })`
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chain.AddOnceResponseModifications(
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tx.InjectScriptAfterDOMContentLoaded(script),
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)
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return nil
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}
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}
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func preventRecursiveWaybackURLs(url string) string {
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re := regexp.MustCompile(`https:\/\/web\.archive\.org\/web\/\d+\/\*(https?:\/\/.*)`)
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match := re.FindStringSubmatch(url)
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if match != nil {
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return match[1]
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}
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return url
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}
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