wiki/jogobot-red
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Collect writing db querys for running once in MysqlRedPage

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Add classmethod to MysqlRed for executing collected querys
This commit is contained in:
Jonathan Golder
2015-09-16 21:01:30 +02:00
parent 1dea5d7e84
commit 26f5912f88
1 changed files with 36 additions and 18 deletions
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54
mysqlred.py
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@@ -51,6 +51,12 @@ class MysqlRed:
db_password = config.db_password db_password = config.db_password
db_name = config.db_username + jogobot.db_namesuffix db_name = config.db_username + jogobot.db_namesuffix
# Class variables for storing cached querys
__cached_update_data = []
__update_query = ''
__cached_insert_data = []
__insert_query = ''
def __init__( self ): def __init__( self ):
""" """
Opens a connection to MySQL-DB Opens a connection to MySQL-DB
@@ -74,18 +80,38 @@ class MysqlRed:
type( self ).connection.close() type( self ).connection.close()
@classmethod
def flush( cls ):
"""
Run cached querys
"""
cursor = cls.connection.cursor()
# Execute insert query
cursor.execute( cls.__insert_query, cls.__cached_insert_data )
# Execute update query
# Use executemany since update could not be reduced to one query
cursor.executemany( cls.__update_query, cls.__cached_update_data )
# Commit db changes
cls.connection.commit()
class MysqlRedPage( MysqlRed ): class MysqlRedPage( MysqlRed ):
""" """
MySQL-db Interface for handling querys for RedPages MySQL-db Interface for handling querys for RedPages
""" """
# Class variables for storing cached querys # Class variables for storing cached querys
__cached_update = [] __cached_update_data = []
__update_query = 'UPDATE `red_pages` \
SET `page_title` = ?, `rev_id` = ?, `status`= ? \
WHERE `page_id` = ?;'
__cached_insert_data = [] __cached_insert_data = []
__insert_query = 'INSERT INTO `red_pages` \ __insert_query = 'INSERT INTO `red_pages` \
( page_id, page_title, rev_id, status ) \ ( page_id, page_title, rev_id, status ) \
VALUES ( ?, ?, ?, ? );' VALUES ( ?, ?, ?, ? );'
def __init__( self, page_id ): def __init__( self, page_id ):
""" """
@@ -131,12 +157,12 @@ class MysqlRedPage( MysqlRed ):
@param int status Page parsing status @param int status Page parsing status
""" """
__cached_insert_data.apend( ( self.__page_id, page_title, type( self ).__cached_insert_data.apend( ( self.__page_id, page_title,
rev_id, status ) ) rev_id, status ) )
# Manualy construct self.data dict # Manualy construct self.data dict
self.data = { 'page_id' : self.__page_id, 'rev_id' : rev_id, self.data = { 'page_id': self.__page_id, 'rev_id': rev_id,
'page_title' : page_title, 'status' : status } 'page_title': page_title, 'status': status }
def update_page( self, rev_id=None, page_title=None, status=0 ): def update_page( self, rev_id=None, page_title=None, status=0 ):
""" """
@@ -147,21 +173,13 @@ class MysqlRedPage( MysqlRed ):
@param int status Page parsing status @param int status Page parsing status
""" """
cursor = type( self ).connection.cursor()
if not page_title: if not page_title:
page_title = self.data[ 'page_title' ] page_title = self.data[ 'page_title' ]
if not rev_id: if not rev_id:
rev_id = self.data[ 'rev_id' ] rev_id = self.data[ 'rev_id' ]
query = 'UPDATE `red_pages` \ type( self ).__cached_update_data.append( ( page_title, rev_id,
SET `page_title` = ?, `rev_id` = ?, `status`= ? \ status, self.__page_id ) )
WHERE `page_id` = ?;'
data = ( page_title, rev_id, status, self.__page_id )
cursor.execute( query, data)
type( self ).connection.commit()
class MysqlRedFam( MysqlRed ): class MysqlRedFam( MysqlRed ):