first init

2026-09-01 10:12:31 +08:00
commit ca6e55f853
718 changed files with 204746 additions and 0 deletions
@@ -0,0 +1,65 @@
+"""ReaderFactory: creates smartcard readers.
+
+__author__ = "gemalto https://www.gemalto.com/"
+
+Factory pattern implementation borrowed from
+Thinking in Python, Bruce Eckel,
+http://mindview.net/Books/TIPython
+
+Copyright 2001-2012 gemalto
+Author: Jean-Daniel Aussel, mailto:jean-daniel.aussel@gemalto.com
+
+This file is part of pyscard.
+
+pyscard is free software; you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or
+(at your option) any later version.
+
+pyscard 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 Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public License
+along with pyscard; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+"""
+
+import importlib
+
+from smartcard.pcsc.PCSCReader import PCSCReader
+
+
+class ReaderFactory:
+    """Class to create readers from reader type id."""
+
+    factories = {}
+    factorymethods = [PCSCReader.readers]
+
+    # A Template Method:
+    @staticmethod
+    def createReader(clazz: str, readername: str):
+        """Static method to create a reader from a reader clazz.
+
+        @param clazz:      the reader class name
+        @param readername: the reader name
+        """
+
+        if clazz not in ReaderFactory.factories:
+            module_name, _, class_name = clazz.rpartition(".")
+            imported_module = importlib.import_module(module_name)
+            imported_class = getattr(imported_module, class_name)
+            ReaderFactory.factories[clazz] = imported_class.Factory()
+
+        return ReaderFactory.factories[clazz].create(readername)
+
+    @staticmethod
+    def readers(groups=None):
+        """Return the list of readers"""
+        if groups is None:
+            groups = []
+        zreaders = []
+        for fm in ReaderFactory.factorymethods:
+            zreaders += fm(groups)
+        return zreaders