Add support for connections for postgres and mariadb

CHANGELOG

@@ -1,3 +1,7 @@
+v 0.16.0 [-jun-2021]
+    - Add connection for postgres and mariadb
+
+
 v 0.15.0 [05-jun-2021]
     - Add autostyle for Writer tables
 

VERSION

@@ -1 +1 @@
-0.15.0
+0.16.0

doc/source/main/base.rst

@@ -0,0 +1,20 @@
+
+Base
+----
+
+Remember,  always import library.
+
+.. code-block:: python
+
+    import easymacro as app
+
+
+New database
+^^^^^^^^^^^^
+
+.. code-block:: python
+
+    path = '/home/mau/db.odb'
+    db = app.doc.connect(path)
+    app.msgbox(db.type)
+

doc/source/main/easymacro.rst

@@ -17,3 +17,4 @@ You can used **easymacro.py** with any extension or directly in your macros.
    application.rst
    calc.rst
    writer.rst
+   base.rst

source/easymacro.py

@@ -4003,7 +4003,8 @@ class LODocs(object):
         return _get_class_doc(doc)
 
     def connect(self, path):
-        return LOBase(None, {'path': path})
+        db = LOBase(None, {'path': path})
+        return  db
 
 
 def _add_listeners(events, control, name=''):
@@ -4731,6 +4732,13 @@ class UnoText(UnoBaseObject):
     def value(self, value):
         self.model.Text = value
 
+    @property
+    def echochar(self):
+        return chr(self.model.EchoChar)
+    @echochar.setter
+    def echochar(self, value):
+        self.model.EchoChar = ord(value[0])
+
     def validate(self):
         return
 
@@ -5571,6 +5579,11 @@ class LODialog(object):
             self.obj.dispose()
         return value
 
+    def set_values(self, data):
+        for k, v in data.items():
+            self._controls[k].value = v
+        return
+
 
 class LOSheets(object):
 
@@ -6057,6 +6070,70 @@ class LOWindow(object):
         return
 
 
+class LODBServer(object):
+    DRIVERS = {
+        'mysql': 'mysqlc',
+        'mariadb': 'mysqlc',
+        'postgres': 'postgresql:postgresql',
+    }
+    PORTS = {
+        'mysql': 3306,
+        'mariadb': 3306,
+        'postgres': 5432,
+    }
+
+    def __init__(self):
+        self._conn = None
+        self._error = ''
+        self._type = ''
+
+    def __str__(self):
+        return f'DB type {self._type}'
+
+    def __enter__(self):
+        return self
+
+    def __exit__(self, exc_type, exc_value, traceback):
+        self.disconnet()
+
+    @property
+    def is_connected(self):
+        return not bool(self._error)
+
+    @property
+    def error(self):
+        return self._error
+
+    def disconnet(self):
+        if not self._conn is None:
+            if not self._conn.isClosed():
+                self._conn.close()
+                self._conn.dispose()
+
+    def connect(self, args):
+        self._error = ''
+        self._type = args.get('type', 'postgres')
+        driver = self.DRIVERS[self._type]
+        server = args.get('server', 'localhost')
+        port = args.get('port', self.PORTS[self._type])
+        dbname = args.get('dbname', '')
+        user = args['user']
+        password = args['password']
+
+        data = {'user': user, 'password': password}
+        url = f'sdbc:{driver}://{server}:{port}/{dbname}'
+        args = dict_to_property(data)
+        manager = create_instance('com.sun.star.sdbc.DriverManager')
+
+        try:
+            self._conn = manager.getConnectionWithInfo(url, args)
+        except Exception as e:
+            error(e)
+            self._error = str(e)
+
+        return self
+
+
 def create_window(args):
     return LOWindow(args)
 
@@ -6565,6 +6642,8 @@ def __getattr__(name):
         return Paths
     if name == 'docs':
         return LODocs()
+    if name == 'db':
+        return LODBServer()
     if name == 'sheets':
         return LOSheets()
     if name == 'cells':