rentgen/report-window/har-converter.tsx

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import React, { useEffect, useState } from "react";
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import { HAREntry } from "../extended-request";
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import { StolenDataEntry } from "../stolen-data-entry";
import { getshorthost, unique } from "../util";
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function handleNewFile(
element: HTMLInputElement,
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entries: StolenDataEntry[],
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setFiltered: (Blob) => void
): void {
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const reader = new FileReader();
reader.addEventListener("load", () => {
const content = JSON.parse(reader.result as string);
content.log.entries = content.log.entries.filter((har_entry: HAREntry) =>
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entries.some((entry) => entry.matchesHAREntry(har_entry))
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);
setFiltered(
new Blob([JSON.stringify(content)], { type: "application/json" })
);
});
reader.readAsText(element.files[0]);
}
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function generateFakeHAR(entries: StolenDataEntry[]) {
const requests = unique(entries.map((entry) => entry.request))
.sort((request1, request2) => {
if (request1.shorthost < request2.shorthost) {
return -1;
} else if (request1.shorthost > request2.shorthost) {
return 1;
} else {
return request2.getBalancedPriority() - request1.getBalancedPriority();
}
})
.filter((_, index, array) => {
if (index == 0) return true;
if (array[index].shorthost == array[index - 1].shorthost) {
return false;
}
return true;
})
.sort(
(entry1, entry2) =>
entry2.getBalancedPriority() - entry1.getBalancedPriority()
);
return {
log: {
version: "1.2",
creator: {
name: "Firefox",
version: "94.0",
},
browser: {
name: "Firefox",
version: "94.0",
},
pages: [
{
startedDateTime: "2021-11-08T20:27:23.195+01:00",
id: "page_1",
title: "HAR DUmp",
pageTimings: {
onContentLoad: 467,
onLoad: 4226,
},
},
],
entries: requests.map((r) => r.toHAR()),
},
};
}
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export default function HARConverter({
entries,
}: {
entries: StolenDataEntry[];
}) {
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const [filtered, setFiltered] = useState<Blob | null>(null);
const [filename, setFilename] = useState("");
const [fakeHAR, setFakeHAR] = useState<ReturnType<typeof generateFakeHAR>>();
useEffect(() => {
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setFakeHAR(generateFakeHAR(entries));
}, []);
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return (
<div>
<input
type="file"
accept=".har"
onChange={(e) => {
setFilename(e.target.files[0].name);
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handleNewFile(e.target, entries, setFiltered);
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}}
/>
{(filtered && (
<a
href={URL.createObjectURL(filtered)}
download={filename.replace(".har", "-filtered.har")}
>
Pobierz wyfiltrowany HAR
</a>
)) ||
null}
<a
href={URL.createObjectURL(
new Blob([JSON.stringify(fakeHAR)], { type: "application/json" })
)}
download={`${getshorthost(
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entries[0].request.originalURL
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)}-${new Date().toJSON()}-trimmed.har`}
>
Pobierz "zfałszowany" HAR
</a>
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</div>
);
}