29 lines
746 B
HTML
29 lines
746 B
HTML
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<script>
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function unhide(seed, arr) {
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seed %= 1000000007;
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const str_arr = [];
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for (let i = 0; i < arr.length; i++) {
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str_arr.push((((arr[i] - seed) % 256) + 256) % 256)
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seed = seed * seed % 1000000007;
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}
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const ui8_arr = new Uint8Array(str_arr);
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const str = new TextDecoder().decode(ui8_arr);
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return str;
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}
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function unhide_permalink() {
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let anchors = document.querySelectorAll("a[hidden_permalink][seed]")
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for (let anchor of anchors) {
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let arr = new Array();
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for (let n of anchor.getAttribute("hidden_permalink").split(",")) {
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arr.push(Number(n));
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};
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let seed = Number(anchor.getAttribute("seed"))
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anchor.href = unhide(seed, arr);
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}
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}
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</script>
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