40 lines
1.2 KiB
Python
40 lines
1.2 KiB
Python
import subprocess
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import json
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def writeDatatoBlockchain(text,receiver,amt):
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"""
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Function Name: writeDatatoBlockChain
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Function use: write the recieved Data to the Block-Chain with a specified amount amt charge
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"""
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txid = subprocess.check_output(["flo-cli","--testnet", "sendtoaddress",receiver,str(amt),'""','""',"true","false","10",'UNSET',str(text)])
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txid = str(txid)
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txid = txid[2:-3]
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return txid
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def readUnitFromBlockchain(txid):
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#Reads Unit Data from Block Chain
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rawtx = subprocess.check_output(["flo-cli","--testnet", "getrawtransaction", str(txid)])
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rawtx = str(rawtx)
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rawtx = rawtx[2:-3]
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tx = subprocess.check_output(["flo-cli","--testnet", "decoderawtransaction", str(rawtx)])
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content = json.loads(tx)
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text = content['floData']
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return text
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def readDatafromBlockchain(cursor):
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#Read a Block of data from Blockchain
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text = []
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cursor_data = readUnitFromBlockchain(cursor)
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while(cursor_data[:5]=='next:'):
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cursor = cursor_data[5:69]
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#print("fetching this transaction->>"+cursor)
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text.append(cursor_data[70:])
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cursor_data = readUnitFromBlockchain(cursor)
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text.append(cursor_data)
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#print(text)
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text=('').join(text)
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return text
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