From eca9caeb62a23b5ec6f7bac7f215a7a43df774b5 Mon Sep 17 00:00:00 2001
From: Jan Philipp Timme <jan.philipp@timme.it>
Date: Tue, 2 Sep 2014 16:31:02 +0200
Subject: [PATCH] [TASK] Begin crunching the sqlite database.

---
 frontend/views.py       |  5 +++--
 service/sqlitehelper.py | 37 +++++++++++++++++++++++++++++++++++++
 2 files changed, 40 insertions(+), 2 deletions(-)

diff --git a/frontend/views.py b/frontend/views.py
index f44784a..a0016b1 100644
--- a/frontend/views.py
+++ b/frontend/views.py
@@ -154,11 +154,12 @@ class ProjectView(ProtectedFormView, SingleObjectMixin):
         path = os.path.join(settings.MEDIA_ROOT, relative_path)
         print "Path: " + path
         
-        #TODO: Use file to do things here. 
+        #Now things will happen
         from service.sqlitehelper import import_sqlite
         import_sqlite(project_id=project_id, sqlite_file=path)
         
-        default_storage.delete(relative_path)
+        # Maybe it is a good idea to keep the file
+        # default_storage.delete(relative_path)
         
         return super(ProjectView, self).form_valid(form)
     
diff --git a/service/sqlitehelper.py b/service/sqlitehelper.py
index 0c02241..0c9b3e9 100644
--- a/service/sqlitehelper.py
+++ b/service/sqlitehelper.py
@@ -1,4 +1,41 @@
 # -*- coding: utf-8 -*-
 
+
+
+
 def import_sqlite(project_id, sqlite_file):
+    print "This is import_sqlite speaking!"
+    print project_id
+    print sqlite_file
+    print "Importing Data is still a TODO!"
+
+    from sqlalchemy import *
+    from sqlalchemy.schema import CreateSchema
+
+    engine = create_engine('sqlite+pysqlite:///project_import_9.ctt4', echo=True)
+    meta = MetaData(bind=engine)
+    meta.reflect()
+    #meta.tables['Reference']
+    #meta.tables['ReferenceAuthor'].select().execute().fetchall()
+    
+    # Now we need to "convert" unsupported types :-/
+    for table in meta.sorted_tables:
+        table_name = str(table)
+        columns = table.columns.items()
+        for column_tuple in columns:
+            column_name = column_tuple[0]
+            actual_sqlalchemy_column = column_tuple[1]
+            column_type = str(vars(actual_sqlalchemy_column)['type'])
+            print table_name + "." + column_name + ': ' + column_type
+        print
+    print
+    
+    """ TODO: since DATETIME (sqlite3) does not map onto TIMESTAMP / DATE (postgresql), some mapping/migrating is required! """
+    
+    # Shove it up into postgresql's ... you know it.
+    psql_engine = create_engine("postgresql://citavi_mapper:foobar2000@localhost:5432/citavi_mapper")
+    psql_engine.execute(CreateSchema('alchemytest'))
+    meta.create_all(psql_engine)
+
+
     pass
\ No newline at end of file