initialize: function (leaves) {
var tree = merkle(leaves, 'sha1').process();
this.depth = tree.depth();
this.nodes = tree.nodes();
this.levels = [];
for (var i = 0; i < tree.levels(); i++) {
this.levels[i] = tree.level(i);
}
return this;
},
this.initialize = function (leaves) {
var tree = merkle('sha256').sync(leaves);
this.depth = tree.depth();
this.nodes = tree.nodes();
this.levels = [];
for (var i = 0; i < tree.levels(); i++) {
this.levels[i] = tree.level(i);
}
return this;
};
function createNextEmptyBlock (current, members, leaving, done) {
var block = new Block();
block.version = 1;
block.currency = current.currency;
block.number = current.number + 1;
block.previousHash = current.hash;
block.previousIssuer = current.issuer;
// Members merkle
var stayers = members.slice(); // copy
var leavers = leaving.slice(); // copy
stayers.sort();
leavers.sort();
var tree = merkle(stayers, 'sha1').process();
block.membersCount = stayers.length;
block.membersRoot = tree.root();
block.membersChanges = [];
leavers.forEach(function(fpr){
block.membersChanges.push('-' + fpr);
});
block.keysChanges = [];
done(null, block);
}