37 lines
1.4 KiB
Python
37 lines
1.4 KiB
Python
'''
|
|
Onionr - Private P2P Communication
|
|
|
|
Check if a block should be downloaded (if we already have it or its blacklisted or not)
|
|
'''
|
|
'''
|
|
This program is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
'''
|
|
from coredb import blockmetadb
|
|
from onionrblocks import onionrblacklist
|
|
|
|
def should_download(comm_inst, block_hash):
|
|
blacklist = onionrblacklist.OnionrBlackList()
|
|
ret_data = True
|
|
if block_hash in blockmetadb.get_block_list(): # Dont download block we have
|
|
ret_data = False
|
|
else:
|
|
if blacklist.inBlacklist(block_hash): # Dont download blacklisted block
|
|
ret_data = False
|
|
if ret_data is False:
|
|
# Remove block from communicator queue if it shouldnt be downloaded
|
|
try:
|
|
del comm_inst.blockQueue[block_hash]
|
|
except KeyError:
|
|
pass
|
|
return ret_data |