Private Decentralized Communication Network
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"""
Onionr - Private P2P Communication
view and interact with onionr sites
"""
"""
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/>.
"""
import base64
import binascii
import mimetypes
import unpaddedbase32
from flask import Blueprint, Response, request, abort
from onionrblocks import onionrblockapi
import onionrexceptions
from onionrutils import stringvalidators
from utils import safezip
from onionrutils import mnemonickeys
from . import sitefiles
site_api = Blueprint('siteapi', __name__)
@site_api.route('/site/<name>/', endpoint='site')
def site(name: str)->Response:
"""Accept a site 'name', if pubkey then show multi-page site, if hash show single page site"""
resp: str = 'Not Found'
mime_type = 'text/html'
# If necessary convert the name to base32 from mnemonic
if mnemonickeys.DELIMITER in name:
name = mnemonickeys.get_base32(name)
# Now make sure the key is regardless a valid base32 format ed25519 key (readding padding if necessary)
if stringvalidators.validate_pub_key(name):
name = unpaddedbase32.repad(name)
resp = sitefiles.get_file(name, 'index.html')
elif stringvalidators.validate_hash(name):
try:
resp = onionrblockapi.Block(name).bcontent
except onionrexceptions.NoDataAvailable:
abort(404)
except TypeError:
pass
try:
resp = base64.b64decode(resp)
except binascii.Error:
pass
if resp == 'Not Found' or not resp:
abort(404)
return Response(resp)
@site_api.route('/site/<name>/<path:file>', endpoint='siteFile')
def site_file(name: str, file: str)->Response:
"""Accept a site 'name', if pubkey then show multi-page site, if hash show single page site"""
resp: str = 'Not Found'
mime_type = mimetypes.MimeTypes().guess_type(file)[0]
# If necessary convert the name to base32 from mnemonic
if mnemonickeys.DELIMITER in name:
name = mnemonickeys.get_base32(name)
# Now make sure the key is regardless a valid base32 format ed25519 key (readding padding if necessary)
if stringvalidators.validate_pub_key(name):
name = unpaddedbase32.repad(name)
resp = sitefiles.get_file(name, file)
elif stringvalidators.validate_hash(name):
try:
resp = onionrblockapi.Block(name).bcontent
except onionrexceptions.NoDataAvailable:
abort(404)
except TypeError:
pass
try:
resp = base64.b64decode(resp)
except binascii.Error:
pass
if resp == 'Not Found' or not resp:
abort(404)
return Response(resp, mimetype=mime_type)