Functions for encrypt and decrypt

CONTRIBUTING.md

@@ -13,6 +13,3 @@
 **LTC**: `MBcgQ3LQJA4W2wsXknTdm2fxRSysLaBJHS`
 
 **ETH**: `0x61a4f614a30ff686445751ed8328b82b77ecfc69`
-
-
-PayPal :( donate ATT elmau DOT net

source/diff.py

@@ -4146,37 +4146,6 @@ def render(template, data):
     return s.safe_substitute(**data)
 
 
-def _to_date(value):
-    new_value = value
-    if isinstance(value, Time):
-        new_value = datetime.time(value.Hours, value.Minutes, value.Seconds)
-    elif isinstance(value, Date):
-        new_value = datetime.date(value.Year, value.Month, value.Day)
-    elif isinstance(value, DateTime):
-        new_value = datetime.datetime(
-            value.Year, value.Month, value.Day,
-            value.Hours, value.Minutes, value.Seconds)
-    return new_value
-
-
-def date_to_struct(value):
-    # ~ print(type(value))
-    if isinstance(value, datetime.datetime):
-        d = DateTime()
-        d.Seconds = value.second
-        d.Minutes = value.minute
-        d.Hours = value.hour
-        d.Day = value.day
-        d.Month = value.month
-        d.Year = value.year
-    elif isinstance(value, datetime.date):
-        d = Date()
-        d.Day = value.day
-        d.Month = value.month
-        d.Year = value.year
-    return d
-
-
 # ~ Export ok
 def format(template, data):
     """
@@ -4198,30 +4167,6 @@ def format(template, data):
     return result
 
 
-def _get_key(password):
-    digest = hashlib.sha256(password.encode()).digest()
-    key = base64.urlsafe_b64encode(digest)
-    return key
-
-
-# ~ Export ok
-def encrypt(data, password):
-    f = Fernet(_get_key(password))
-    token = f.encrypt(data).decode()
-    return token
-
-
-# ~ Export ok
-def decrypt(token, password):
-    data = ''
-    f = Fernet(_get_key(password))
-    try:
-        data = f.decrypt(token.encode()).decode()
-    except InvalidToken as e:
-        error('Invalid Token')
-    return data
-
-
 class SmtpServer(object):
 
     def __init__(self, config):

source/easymacro2.py

@@ -19,7 +19,7 @@
 # ~ You should have received a copy of the GNU General Public License
 # ~ along with ZAZ.  If not, see <https://www.gnu.org/licenses/>.
 
-
+import base64
 import csv
 import datetime
 import getpass
@@ -48,6 +48,15 @@ from pathlib import Path
 from pprint import pprint
 from typing import Any
 
+import smtplib
+from smtplib import SMTPException, SMTPAuthenticationError
+from email.mime.multipart import MIMEMultipart
+from email.mime.base import MIMEBase
+from email.mime.text import MIMEText
+from email.utils import formatdate
+from email import encoders
+import mailbox
+
 import uno
 import unohelper
 from com.sun.star.awt import MessageBoxButtons as MSG_BUTTONS
@@ -89,6 +98,12 @@ logging.addLevelName(logging.INFO, '\x1b[32mINFO\033[1;0m')
 logging.basicConfig(level=logging.DEBUG, format=LOG_FORMAT, datefmt=LOG_DATE)
 log = logging.getLogger(__name__)
 
+
+# ~ You can get custom salt
+# ~ codecs.encode(os.urandom(16), 'hex')
+SALT = b'c9548699d4e432dfd2b46adddafbb06d'
+
+TIMEOUT = 10
 LOG_NAME = 'ZAZ'
 FILE_NAME_CONFIG = 'zaz-{}.json'
 
@@ -633,6 +648,38 @@ def set_config(key, value, prefix='conf'):
     return result
 
 
+def _get_key(password):
+    from cryptography.hazmat.primitives import hashes
+    from cryptography.hazmat.primitives.kdf.pbkdf2 import PBKDF2HMAC
+
+    kdf = PBKDF2HMAC(algorithm=hashes.SHA256(), length=32, salt=SALT,
+        iterations=100000)
+    key = base64.urlsafe_b64encode(kdf.derive(password.encode()))
+    return key
+
+
+def encrypt(data, password):
+    from cryptography.fernet import Fernet
+
+    f = Fernet(_get_key(password))
+    if isinstance(data, str):
+        data = data.encode()
+    token = f.encrypt(data).decode()
+    return token
+
+
+def decrypt(token, password):
+    from cryptography.fernet import Fernet, InvalidToken
+
+    data = ''
+    f = Fernet(_get_key(password))
+    try:
+        data = f.decrypt(token.encode()).decode()
+    except InvalidToken as e:
+        error('Invalid Token')
+    return data
+
+
 # ~ Classes
 
 class LOBaseObject(object):