From dd4f9ca8e9e54c83ff66940b604b3af53601afb8 Mon Sep 17 00:00:00 2001
From: Suzanne Soy <jsmaniac.github@suzanne.soy>
Date: Wed, 18 Oct 2023 17:13:41 +0100
Subject: [PATCH] Old changes

---
 index.html | 258 ++++++++++++++++++++++++++++++-----------------------
 1 file changed, 146 insertions(+), 112 deletions(-)

diff --git a/index.html b/index.html
index 2e05b76..c17bee5 100644
--- a/index.html
+++ b/index.html
@@ -8,11 +8,18 @@
 <!--<script src="sha256.js"></script>-->
 <script>
 (function() {
+function setBits(array, value, nbits) {
+  for (var i = 0; i < nbits; i++) {
+    array.push(value%2);
+    value = Math.floor(value / 2);
+  }
+}
 function lzwc(str) {
   var dictionary = {};
   var word = "";
   var result = [];
-  var dictionarySize = 0;
+  var dictionarySize = 256;
+  var bits = 9;
   for (var i = 0; i < 256; i++) {
     dictionary[String.fromCharCode(i)] = i;
   }
@@ -23,41 +30,56 @@ function lzwc(str) {
     if (dictionary.hasOwnProperty(newWord)) {
       word = newWord;
     } else {
-      result.push(dictionary[word]);
+      //result.push(dictionary[word]);
+      setBits(result, dictionary[word], bits);
       dictionary[newWord] = dictionarySize++;
+      if (dictionarySize == Math.pow(2, bits)) {
+        bits++;
+      }
       word = String(c);
     }
   }
 
   if (word !== '') {
-    result.push(dictionary[word]);
+    setBits(result, dictionary[word], bits)
+    //result.push(dictionary[word]);
   }
   return result;
 }
-function lzwd(str) {
+function getBits(array, index, nbits) {
+  value = 0;
+  for (i = index + nbits - 1; i >= index; i--) {
+    value = (value << 1) + array[i];
+  }
+  return value;
+}
+function lzwd(str, strlen) {
   var dictionary = {};
   var dictionarySize = 256;
-  var entry;
-  var result = '';
+  var entry = '';
   for (var i = 0; i < 256; i++) {
     dictionary[i] = String.fromCharCode(i);
   }
-  var word = String.fromCharCode(compressed[0]);
-  result = word;
-  for (i = 1; i < str.length; i++) {
-    k = str[i];
+  var word = String.fromCharCode(getBits(str, 0, 8));
+  var result = word;
+  var bits = 9;
+  for (i = 9; i < strlen; i+=bits) {
+    if (dictionarySize == Math.pow(2, bits) - 1) {
+      bits++;
+    }
+    k = getBits(str, i, bits);
     if (dictionary.hasOwnProperty(k)) {
-      c = dictionary[k];
+      entry = dictionary[k];
     } else {
       if (k === dictionarySize) {
-        c = word + word.charAt(0);
+        entry = word + word.charAt(0);
       } else {
         throw 'LZW decompress: Incorrect value';
       }
     }
-    result += c;
+    result += entry;
     dictionary[dictionarySize++] = word + entry.charAt(0);
-    word = c;
+    word = entry;
   }
   return result;
 }
@@ -547,7 +569,10 @@ function ipfsBlockWithLinks(object) {
 
 function ipfsHashWithLinks(base, object) {
   var block = hexStringToIntegerList(ipfsBlockWithLinks(object));
-  var hash = sha256IntegerListToMultihash(base, sha256(block));
+  console.time('sha256');
+  var sha = sha256(block);
+  console.timeEnd('sha256');
+  var hash = sha256IntegerListToMultihash(base, sha);
   if (base == 16) {
     return { "hash" : integerListToLowercaseBase16Multibase(hash), "block" : block };
   } else {
@@ -611,16 +636,16 @@ ipfs cid base32 "$(ipfs add --hidden -Qr "$directory")"
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 var hexLineWidth = 160;
 function srcdirectory (index_html) {
   return {
@@ -1060,6 +1088,12 @@ function find_vanity(vanity_attempt, callback) {
 
 function main(call) {
   var root = get_root_with_vanity(XXX_VANITY_XXX);
+  for (var i = 0; i < 100; i++) {
+    console.time('get_root_with_vanity');
+    var raat = get_root_with_vanity(i);
+    console.timeEnd('get_root_with_vanity');
+  }
+  throw '';
   if (root.hash[root.hash.length-1] == 'y' && root.hash[root.hash.length-2] == 'o' && root.hash[root.hash.length-3] == 's') {
     // vanity check is ok
     show_link(root, XXX_VANITY_XXX);