[TASK] Begin crunching the sqlite database.

This commit is contained in:
Jan Philipp Timme 2014-09-02 16:31:02 +02:00
parent 89e76b6844
commit eca9caeb62
2 changed files with 40 additions and 2 deletions

View File

@ -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)

View File

@ -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