140 lines
5.4 KiB
Python
Executable File
140 lines
5.4 KiB
Python
Executable File
'''
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Onionr - Private P2P Communication
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This default plugin handles "flow" messages (global chatroom style communication)
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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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# Imports some useful libraries
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import threading, time, locale, sys, os
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from onionrblockapi import Block
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import logger, config, onionrblocks
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from onionrutils import escapeansi, epoch, bytesconverter
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locale.setlocale(locale.LC_ALL, '')
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from coredb import blockmetadb
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from utils import identifyhome, reconstructhash
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import deadsimplekv as simplekv
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sys.path.insert(0, os.path.dirname(os.path.realpath(__file__)))
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import flowapi # import after path insert
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flask_blueprint = flowapi.flask_blueprint
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plugin_name = 'flow'
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PLUGIN_VERSION = '0.0.1'
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board_cache = simplekv.DeadSimpleKV(identifyhome.identify_home() + '/board-index.cache.json')
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class OnionrFlow:
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def __init__(self):
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self.alreadyOutputed = []
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self.flowRunning = False
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self.channel = ""
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return
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def start(self):
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logger.warn("Please note: everything said here is public, even if a random channel name is used.", terminal=True)
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message = ""
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self.flowRunning = True
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try:
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self.channel = logger.readline("Enter a channel name or none for default:").strip()
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except (KeyboardInterrupt, EOFError) as e:
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self.flowRunning = False
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newThread = threading.Thread(target=self.showOutput, daemon=True)
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newThread.start()
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while self.flowRunning:
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if self.channel == "":
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self.channel = "global"
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try:
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message = logger.readline('\nInsert message into flow:').strip().replace('\n', '\\n').replace('\r', '\\r')
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except EOFError:
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pass
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except KeyboardInterrupt:
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self.flowRunning = False
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else:
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if message == "q":
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self.flowRunning = False
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expireTime = epoch.get_epoch() + 43200
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if len(message) > 0:
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logger.info('Inserting message as block...', terminal=True)
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onionrblocks.insert(message, header='brd', expire=expireTime, meta={'ch': self.channel})
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logger.info("Flow is exiting, goodbye", terminal=True)
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return
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def showOutput(self):
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while type(self.channel) is type(None) and self.flowRunning:
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time.sleep(1)
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try:
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while self.flowRunning:
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for block in blockmetadb.get_blocks_by_type('brd'):
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if block in self.alreadyOutputed:
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continue
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block = Block(block)
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b_hash = bytesconverter.bytes_to_str(block.getHash())
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if block.getMetadata('ch') != self.channel:
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continue
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if not self.flowRunning:
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break
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logger.info('\n------------------------', prompt = False, terminal=True)
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content = block.getContent()
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# Escape new lines, remove trailing whitespace, and escape ansi sequences
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content = escapeansi.escape_ANSI(content.replace('\n', '\\n').replace('\r', '\\r').strip())
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logger.info(block.getDate().strftime("%m/%d %H:%M") + ' - ' + logger.colors.reset + content, prompt = False, terminal=True)
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self.alreadyOutputed.append(b_hash)
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time.sleep(5)
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except KeyboardInterrupt:
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self.flowRunning = False
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def on_flow_cmd(api, data=None):
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OnionrFlow().start()
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def on_init(api, data = None):
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'''
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This event is called after Onionr is initialized, but before the command
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inputted is executed. Could be called when daemon is starting or when
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just the client is running.
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'''
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# Doing this makes it so that the other functions can access the api object
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# by simply referencing the variable `pluginapi`.
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global pluginapi
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pluginapi = api
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def on_processblocks(api, data=None):
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b_hash = reconstructhash.deconstruct_hash(data['block'].hash) # Get the 0-truncated block hash
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metadata = data['block'].bmetadata # Get the block metadata
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if data['block'].bheader['type'] != 'brd':
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return
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# Validate the channel name is sane for caching
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try:
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ch = metadata['ch']
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except KeyError:
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ch = 'global'
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ch_len = len(ch)
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if ch_len == 0:
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ch = 'global'
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elif ch_len > 12:
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return
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existing_posts = board_cache.get(ch)
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if existing_posts is None:
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existing_posts = ''
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else:
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existing_posts += ','
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check_list = existing_posts.split(',')
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if len(check_list) > 30:
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check_list.pop(0)
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existing_posts = ','.join(check_list)
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board_cache.put(ch, '%s%s' % (existing_posts, b_hash))
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board_cache.flush() |