83 lines
2.4 KiB
Python
83 lines
2.4 KiB
Python
'''
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Onionr - Private P2P Communication
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This module works with information relating to blocks stored on the node
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'''
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'''
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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'''
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import sqlite3
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from etc import onionrvalues
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from . import expiredblocks, updateblockinfo, add
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from .. import dbfiles
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update_block_info = updateblockinfo.update_block_info
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add_to_block_DB = add.add_to_block_DB
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def get_block_list(dateRec = None, unsaved = False):
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'''
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Get list of our blocks
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'''
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if dateRec == None:
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dateRec = 0
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conn = sqlite3.connect(dbfiles.block_meta_db, timeout=onionrvalues.DATABASE_LOCK_TIMEOUT)
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c = conn.cursor()
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execute = 'SELECT hash FROM hashes WHERE dateReceived >= ? ORDER BY dateReceived ASC;'
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args = (dateRec,)
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rows = list()
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for row in c.execute(execute, args):
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for i in row:
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rows.append(i)
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conn.close()
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return rows
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def get_block_date(blockHash):
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'''
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Returns the date a block was received
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'''
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conn = sqlite3.connect(dbfiles.block_meta_db, timeout=onionrvalues.DATABASE_LOCK_TIMEOUT)
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c = conn.cursor()
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execute = 'SELECT dateReceived FROM hashes WHERE hash=?;'
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args = (blockHash,)
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for row in c.execute(execute, args):
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for i in row:
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return int(i)
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conn.close()
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return None
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def get_blocks_by_type(blockType, orderDate=True):
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'''
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Returns a list of blocks by the type
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'''
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conn = sqlite3.connect(dbfiles.block_meta_db, timeout=onionrvalues.DATABASE_LOCK_TIMEOUT)
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c = conn.cursor()
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if orderDate:
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execute = 'SELECT hash FROM hashes WHERE dataType=? ORDER BY dateReceived;'
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else:
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execute = 'SELECT hash FROM hashes WHERE dataType=?;'
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args = (blockType,)
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rows = list()
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for row in c.execute(execute, args):
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for i in row:
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rows.append(i)
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conn.close()
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return rows |