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Issue 4615801646612480: Issue 395 - Filter hits statistics backend (Closed)
Patch Set: Create temporary log directory with tempfile module for tests. Created March 30, 2015, 7 p.m.
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1 # coding: utf-8
2
3 # This file is part of the Adblock Plus web scripts,
4 # Copyright (C) 2006-2015 Eyeo GmbH
5 #
6 # Adblock Plus is free software: you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License version 3 as
8 # published by the Free Software Foundation.
9 #
10 # Adblock Plus is distributed in the hope that it will be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 # GNU General Public License for more details.
14 #
15 # You should have received a copy of the GNU General Public License
16 # along with Adblock Plus. If not, see <http://www.gnu.org/licenses/>.
17
18 import itertools
19 import MySQLdb
20
21 from sitescripts.utils import get_config
22
23 def connect():
24 config = get_config()
25 return MySQLdb.connect(
26 user=config.get("filterhitstats", "dbuser"),
27 passwd=config.get("filterhitstats", "dbpassword"),
28 db=config.get("filterhitstats", "database"),
29 use_unicode=True, charset="utf8"
30 )
31
32 def query(db, sql, *params, **kwargs):
33 """
34 Executes the query given by the provided SQL and returns the results.
35 If dict_result keyword argument is provided + True the results will be
36 returned as a tuple of dictionaries, otherwise a tuple of tuples.
37 """
38 if kwargs.pop('dict_result', False):
39 cursor = db.cursor(MySQLdb.cursors.DictCursor)
40 else:
41 cursor = db.cursor()
42 try:
43 cursor.execute(sql, params)
44 db.commit()
45 return cursor.fetchall()
46 finally:
47 cursor.close()
48
49 def write(db, queries):
50 """
51 This writes a given iteratable object of tuples containing SQL
52 strings and any required parameters to the database. All queries will
53 be run as one transaction and rolled back on error.
54 """
55 try:
56 cursor = db.cursor()
57 try:
58 for query in queries:
59 sql, params = query[0], query[1:]
60 cursor.execute(sql, params)
61 db.commit()
62 finally:
63 cursor.close()
64 except MySQLdb.Error:
65 db.rollback()
66 raise
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