root / snf-cyclades-app / synnefo / db / __init__.py @ 731cd907
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1 | ba2a5b2c | Giorgos Verigakis | # Copyright 2011 GRNET S.A. All rights reserved.
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2 | ba2a5b2c | Giorgos Verigakis | #
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3 | ba2a5b2c | Giorgos Verigakis | # Redistribution and use in source and binary forms, with or
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4 | ba2a5b2c | Giorgos Verigakis | # without modification, are permitted provided that the following
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5 | ba2a5b2c | Giorgos Verigakis | # conditions are met:
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6 | ba2a5b2c | Giorgos Verigakis | #
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7 | ba2a5b2c | Giorgos Verigakis | # 1. Redistributions of source code must retain the above
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8 | ba2a5b2c | Giorgos Verigakis | # copyright notice, this list of conditions and the following
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9 | ba2a5b2c | Giorgos Verigakis | # disclaimer.
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10 | ba2a5b2c | Giorgos Verigakis | #
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11 | ba2a5b2c | Giorgos Verigakis | # 2. Redistributions in binary form must reproduce the above
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12 | ba2a5b2c | Giorgos Verigakis | # copyright notice, this list of conditions and the following
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13 | ba2a5b2c | Giorgos Verigakis | # disclaimer in the documentation and/or other materials
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14 | ba2a5b2c | Giorgos Verigakis | # provided with the distribution.
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15 | ba2a5b2c | Giorgos Verigakis | #
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16 | ba2a5b2c | Giorgos Verigakis | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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17 | ba2a5b2c | Giorgos Verigakis | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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18 | ba2a5b2c | Giorgos Verigakis | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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19 | ba2a5b2c | Giorgos Verigakis | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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20 | ba2a5b2c | Giorgos Verigakis | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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21 | ba2a5b2c | Giorgos Verigakis | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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22 | ba2a5b2c | Giorgos Verigakis | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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23 | ba2a5b2c | Giorgos Verigakis | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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24 | ba2a5b2c | Giorgos Verigakis | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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25 | ba2a5b2c | Giorgos Verigakis | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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26 | ba2a5b2c | Giorgos Verigakis | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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27 | ba2a5b2c | Giorgos Verigakis | # POSSIBILITY OF SUCH DAMAGE.
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28 | ba2a5b2c | Giorgos Verigakis | #
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29 | ba2a5b2c | Giorgos Verigakis | # The views and conclusions contained in the software and
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30 | ba2a5b2c | Giorgos Verigakis | # documentation are those of the authors and should not be
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31 | ba2a5b2c | Giorgos Verigakis | # interpreted as representing official policies, either expressed
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32 | ba2a5b2c | Giorgos Verigakis | # or implied, of GRNET S.A.
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33 | ba2a5b2c | Giorgos Verigakis | |
34 | ba2a5b2c | Giorgos Verigakis | from django.db.backends.signals import connection_created |
35 | ba2a5b2c | Giorgos Verigakis | |
36 | ba2a5b2c | Giorgos Verigakis | |
37 | ba2a5b2c | Giorgos Verigakis | def activate_foreign_keys(sender, connection, **kwargs): |
38 | ba2a5b2c | Giorgos Verigakis | """Enable integrity constraint with sqlite."""
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39 | ba2a5b2c | Giorgos Verigakis | if connection.settings_dict['ENGINE'] == 'django.db.backends.sqlite3': |
40 | ba2a5b2c | Giorgos Verigakis | cursor = connection.cursor() |
41 | ba2a5b2c | Giorgos Verigakis | cursor.execute('PRAGMA foreign_keys = ON')
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42 | ba2a5b2c | Giorgos Verigakis | |
43 | ba2a5b2c | Giorgos Verigakis | connection_created.connect(activate_foreign_keys) |