Class: RecordsKeeperRubyLib::Block

Inherits:
Object
  • Object
show all
Defined in:
lib/RecordsKeeperRubyLib/block.rb

Class Method Summary collapse

Class Method Details

.blockinfo(block_height) ⇒ Object

function to retrieve data of a particular block no.



36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
 
# File 'lib/RecordsKeeperRubyLib/block.rb', line 36

def self.blockinfo block_height
  height = block_height.to_s
  auth = {:username => @user, :password => @password}
  options = {
    :headers => headers= {"Content-Type"=> "application/json","Cache-Control" => "no-cache"},
    :basic_auth => auth,
    :body => [ {"method":"getblock","params":[height],"jsonrpc":2.0,"id":"curltext","chain_name":@chain}].to_json
  }
  response = HTTParty.get(@url, options)
  out = response.parsed_response
  tx_count_number = out[0]['result']['tx']
  tx_count = tx_count_number.length                            # variable returns block's transaction count
  miner = out[0]['result']['miner']                            # variable returns block's miner
  size = out[0]['result']['size']                              # variable returns block's size
  nonce = out[0]['result']['nonce']                            # variable returns block's nonce
  blockHash = out[0]['result']['hash']                       # variable returns blockhash
  prevblock = out[0]['result']['previousblockhash']            # variable returns prevblockhash
  nextblock = out[0]['result']['nextblockhash']                # variable returns nextblockhash
  merkleroot = out[0]['result']['merkleroot']                  # variable returns merkleroot
  blocktime = out[0]['result']['time']                       # variable returns blocktime
  difficulty = out[0]['result']['difficulty']                  # variable returns difficulty
  tx = []                                                      # list to store transaction ids
  for i in 0...tx_count
    tx.push(out[0]['result']['tx'][i])                    # pushes transaction ids onto tx list
  end
  retrieved = { :tx_count => tx_count,:miner => miner,:size => size,:nonce => nonce,:blockHash => blockHash,:prevblock => prevblock, :nextblock => nextblock,:merkleroot => merkleroot,:blocktime => blocktime,:difficulty => difficulty,:tx => tx}
  retrievedinfo = JSON.generate retrieved
  return retrievedinfo
end

.retrieveBlocks(block_range) ⇒ Object

function to retrieve data of blocks in a particular range



67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
 
# File 'lib/RecordsKeeperRubyLib/block.rb', line 67

def self.retrieveBlocks block_range
  blockhash = []
  miner = []
  blocktime = []
  tx_count = []
  auth = {:username => @user, :password => @password}
  options = {
    :headers => headers= {"Content-Type"=> "application/json","Cache-Control" => "no-cache"},
    :basic_auth => auth,
    :body => [ {"method":"listblocks","params":[block_range],"jsonrpc":2.0,"id":"curltext","chain_name":@chain}].to_json
  }
  response = HTTParty.get(@url, options)
  out = response.parsed_response
  block_count_len = out[0]['result']
  block_count = block_count_len.length
  for i in 0...block_count
    blockhash.push(out[0]['result'][i]['hash'])
    miner.push(out[0]['result'][i]['miner'])
    blocktime.push(out[0]['result'][i]['time'])
    tx_count.push(out[0]['result'][i]['txcount'])
  end
  retrieved = { :blockhash => blockhash,:miner => miner,:blocktime => blocktime,:tx_count => tx_count}
  retrievedinfo = JSON.generate retrieved
  return retrievedinfo
end