Skip to content

Z
Zope
Commit bd7fc116 authored by 's avatar
Browse files
Options

Grr - removed crlfs

parent 5f0d8e2d
Hide whitespace changes
Inline Side-by-side
Showing with 254 additions and 254 deletions
lib/python/Shared/DC/ZRDB/Connection.py
View file @ bd7fc116
##############################################################################
#
# Zope Public License (ZPL) Version 1.0
# -------------------------------------
#
# Copyright (c) Digital Creations. All rights reserved.
#
# This license has been certified as Open Source(tm).
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# 1. Redistributions in source code must retain the above copyright
# notice, this list of conditions, and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions, and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
#
# 3. Digital Creations requests that attribution be given to Zope
# in any manner possible. Zope includes a "Powered by Zope"
# button that is installed by default. While it is not a license
# violation to remove this button, it is requested that the
# attribution remain. A significant investment has been put
# into Zope, and this effort will continue if the Zope community
# continues to grow. This is one way to assure that growth.
#
# 4. All advertising materials and documentation mentioning
# features derived from or use of this software must display
# the following acknowledgement:
#
# "This product includes software developed by Digital Creations
# for use in the Z Object Publishing Environment
# (http://www.zope.org/)."
#
# In the event that the product being advertised includes an
# intact Zope distribution (with copyright and license included)
# then this clause is waived.
#
# 5. Names associated with Zope or Digital Creations must not be used to
# endorse or promote products derived from this software without
# prior written permission from Digital Creations.
#
# 6. Modified redistributions of any form whatsoever must retain
# the following acknowledgment:
#
# "This product includes software developed by Digital Creations
# for use in the Z Object Publishing Environment
# (http://www.zope.org/)."
#
# Intact (re-)distributions of any official Zope release do not
# require an external acknowledgement.
#
# 7. Modifications are encouraged but must be packaged separately as
# patches to official Zope releases. Distributions that do not
# clearly separate the patches from the original work must be clearly
# labeled as unofficial distributions. Modifications which do not
# carry the name Zope may be packaged in any form, as long as they
# conform to all of the clauses above.
#
#
# Disclaimer
#
# THIS SOFTWARE IS PROVIDED BY DIGITAL CREATIONS ``AS IS'' AND ANY
# EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL DIGITAL CREATIONS OR ITS
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
# OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
#
# This software consists of contributions made by Digital Creations and
# many individuals on behalf of Digital Creations. Specific
# attributions are listed in the accompanying credits file.
#
##############################################################################
__doc__='''Generic Database Connection Support
$Id: Connection.py,v 1.27 2000/08/29 15:05:10 brian Exp $'''
__version__='$Revision: 1.27 $'[11:-2]
import Globals, OFS.SimpleItem, AccessControl.Role, Acquisition, sys
from DateTime import DateTime
from App.Dialogs import MessageDialog
from Globals import HTMLFile
from string import find, join, split
from Aqueduct import custom_default_report
from cStringIO import StringIO
from Results import Results
import DocumentTemplate, RDB
class Connection(
Globals.Persistent,
AccessControl.Role.RoleManager,
OFS.SimpleItem.Item,
Acquisition.Implicit,
):
# Specify definitions for tabs:
manage_options=(
(
{'label':'Status', 'action':'manage_main'},
{'label':'Properties', 'action':'manage_properties'},
{'label':'Test', 'action':'manage_testForm'},
)
+AccessControl.Role.RoleManager.manage_options
+OFS.SimpleItem.Item.manage_options
)
# Specify how individual operations add up to "permissions":
__ac_permissions__=(
('View management screens', ('manage_main',)),
('Change Database Connections', ('manage_edit',)),
('Test Database Connections', ('manage_testForm','manage_test')),
('Open/Close Database Connection',
('manage_open_connection', 'manage_close_connection')),
)
_v_connected=''
connection_string=''
def __init__(self, id, title, connection_string, check=None):
self.id=str(id)
self.edit(title, connection_string, check)
def __setstate__(self, state):
Globals.Persistent.__setstate__(self, state)
if self.connection_string:
try: self.connect(self.connection_string)
except: pass
def title_and_id(self):
s=Connection.inheritedAttribute('title_and_id')(self)
if hasattr(self, '_v_connected') and self._v_connected:
s="%s, which is connected" % s
else:
s="%s, which is <font color=red> not connected</font>" % s
return s
def title_or_id(self):
s=Connection.inheritedAttribute('title_or_id')(self)
if hasattr(self, '_v_connected') and self._v_connected:
s="%s (connected)" % s
else:
s="%s (<font color=red> not connected</font>)" % s
return s
def connected(self): return self._v_connected
def edit(self, title, connection_string, check=1):
self.title=title
self.connection_string=connection_string
if check: self.connect(connection_string)
manage_properties=HTMLFile('connectionEdit', globals())
def manage_edit(self, title, connection_string, check=None, REQUEST=None):
"""Change connection
"""
title=str(title)
connection_string=str(connection_string)
self.edit(title, connection_string, check)
if REQUEST is not None:
return MessageDialog(
title='Edited',
message='<strong>%s</strong> has been edited.' % self.id,
action ='./manage_main',
)
manage_testForm=HTMLFile('connectionTestForm', globals())
def manage_test(self, query, REQUEST=None):
"Executes the SQL in parameter 'query' and returns results"
dbc=self() #get our connection
res=dbc.query(query)
if type(res) is type(''):
f=StringIO()
f.write(res)
f.seek(0)
result=RDB.File(f)
else:
result=Results(res)
if REQUEST is None:
return result #return unadulterated result objects
if result._searchable_result_columns():
r=custom_default_report(self.id, result)
else:
r='This statement returned no results.'
report=DocumentTemplate.HTML(
'<html><body bgcolor="#ffffff" link="#000099" vlink="#555555">\n'
'<dtml-var name="manage_tabs">\n<hr>\n%s\n\n'
'<hr><h4>SQL Used:</strong><br>\n<pre>\n%s\n</pre>\n<hr>\n'
'</body></html>'
% (r, query))
report=apply(report,(self,REQUEST),{self.id:result})
return report
manage_main=HTMLFile('connectionStatus', globals())
def manage_close_connection(self, REQUEST):
" "
try: self._v_database_connection.close()
except: pass
self._v_connected=''
return self.manage_main(self, REQUEST)
def manage_open_connection(self, REQUEST=None):
" "
self.connect(self.connection_string)
return self.manage_main(self, REQUEST)
def __call__(self, v=None):
try: return self._v_database_connection
except AttributeError:
s=self.connection_string
if s: return self.connect(s)
raise 'Database Not Connected',(
'''The database connection is not connected''')
def connect(self,s):
try: self._v_database_connection.close()
except: pass
self._v_connected=''
DB=self.factory()
try:
try:
self._v_database_connection=DB(s)
except:
t, v, tb = sys.exc_info()
raise 'BadRequest', (
'<strong>Invalid connection string: </strong><CODE>%s</CODE><br>\n'
'<!--\n%s\n%s\n-->\n'
% (s,t,v)), tb
finally: tb=None
self._v_connected=DateTime()
return self
def sql_quote__(self, v):
if find(v,"\'") >= 0: v=join(split(v,"\'"),"''")
return "'%s'" % v
##############################################################################
#
# Zope Public License (ZPL) Version 1.0
# -------------------------------------
#
# Copyright (c) Digital Creations. All rights reserved.
#
# This license has been certified as Open Source(tm).
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# 1. Redistributions in source code must retain the above copyright
# notice, this list of conditions, and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions, and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
#
# 3. Digital Creations requests that attribution be given to Zope
# in any manner possible. Zope includes a "Powered by Zope"
# button that is installed by default. While it is not a license
# violation to remove this button, it is requested that the
# attribution remain. A significant investment has been put
# into Zope, and this effort will continue if the Zope community
# continues to grow. This is one way to assure that growth.
#
# 4. All advertising materials and documentation mentioning
# features derived from or use of this software must display
# the following acknowledgement:
#
# "This product includes software developed by Digital Creations
# for use in the Z Object Publishing Environment
# (http://www.zope.org/)."
#
# In the event that the product being advertised includes an
# intact Zope distribution (with copyright and license included)
# then this clause is waived.
#
# 5. Names associated with Zope or Digital Creations must not be used to
# endorse or promote products derived from this software without
# prior written permission from Digital Creations.
#
# 6. Modified redistributions of any form whatsoever must retain
# the following acknowledgment:
#
# "This product includes software developed by Digital Creations
# for use in the Z Object Publishing Environment
# (http://www.zope.org/)."
#
# Intact (re-)distributions of any official Zope release do not
# require an external acknowledgement.
#
# 7. Modifications are encouraged but must be packaged separately as
# patches to official Zope releases. Distributions that do not
# clearly separate the patches from the original work must be clearly
# labeled as unofficial distributions. Modifications which do not
# carry the name Zope may be packaged in any form, as long as they
# conform to all of the clauses above.
#
#
# Disclaimer
#
# THIS SOFTWARE IS PROVIDED BY DIGITAL CREATIONS ``AS IS'' AND ANY
# EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL DIGITAL CREATIONS OR ITS
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
# OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
#
# This software consists of contributions made by Digital Creations and
# many individuals on behalf of Digital Creations. Specific
# attributions are listed in the accompanying credits file.
#
##############################################################################
__doc__='''Generic Database Connection Support
$Id: Connection.py,v 1.28 2000/08/31 21:07:17 brian Exp $'''
__version__='$Revision: 1.28 $'[11:-2]
import Globals, OFS.SimpleItem, AccessControl.Role, Acquisition, sys
from DateTime import DateTime
from App.Dialogs import MessageDialog
from Globals import HTMLFile
from string import find, join, split
from Aqueduct import custom_default_report
from cStringIO import StringIO
from Results import Results
import DocumentTemplate, RDB
class Connection(
Globals.Persistent,
AccessControl.Role.RoleManager,
OFS.SimpleItem.Item,
Acquisition.Implicit,
):
# Specify definitions for tabs:
manage_options=(
(
{'label':'Status', 'action':'manage_main'},
{'label':'Properties', 'action':'manage_properties'},
{'label':'Test', 'action':'manage_testForm'},
)
+AccessControl.Role.RoleManager.manage_options
+OFS.SimpleItem.Item.manage_options
)
# Specify how individual operations add up to "permissions":
__ac_permissions__=(
('View management screens', ('manage_main',)),
('Change Database Connections', ('manage_edit',)),
('Test Database Connections', ('manage_testForm','manage_test')),
('Open/Close Database Connection',
('manage_open_connection', 'manage_close_connection')),
)
_v_connected=''
connection_string=''
def __init__(self, id, title, connection_string, check=None):
self.id=str(id)
self.edit(title, connection_string, check)
def __setstate__(self, state):
Globals.Persistent.__setstate__(self, state)
if self.connection_string:
try: self.connect(self.connection_string)
except: pass
def title_and_id(self):
s=Connection.inheritedAttribute('title_and_id')(self)
if hasattr(self, '_v_connected') and self._v_connected:
s="%s, which is connected" % s
else:
s="%s, which is <font color=red> not connected</font>" % s
return s
def title_or_id(self):
s=Connection.inheritedAttribute('title_or_id')(self)
if hasattr(self, '_v_connected') and self._v_connected:
s="%s (connected)" % s
else:
s="%s (<font color=red> not connected</font>)" % s
return s
def connected(self): return self._v_connected
def edit(self, title, connection_string, check=1):
self.title=title
self.connection_string=connection_string
if check: self.connect(connection_string)
manage_properties=HTMLFile('connectionEdit', globals())
def manage_edit(self, title, connection_string, check=None, REQUEST=None):
"""Change connection
"""
title=str(title)
connection_string=str(connection_string)
self.edit(title, connection_string, check)
if REQUEST is not None:
return MessageDialog(
title='Edited',
message='<strong>%s</strong> has been edited.' % self.id,
action ='./manage_main',
)
manage_testForm=HTMLFile('connectionTestForm', globals())
def manage_test(self, query, REQUEST=None):
"Executes the SQL in parameter 'query' and returns results"
dbc=self() #get our connection
res=dbc.query(query)
if type(res) is type(''):
f=StringIO()
f.write(res)
f.seek(0)
result=RDB.File(f)
else:
result=Results(res)
if REQUEST is None:
return result #return unadulterated result objects
if result._searchable_result_columns():
r=custom_default_report(self.id, result)
else:
r='This statement returned no results.'
report=DocumentTemplate.HTML(
'<html><body bgcolor="#ffffff" link="#000099" vlink="#555555">\n'
'<dtml-var name="manage_tabs">\n<hr>\n%s\n\n'
'<hr><h4>SQL Used:</strong><br>\n<pre>\n%s\n</pre>\n<hr>\n'
'</body></html>'
% (r, query))
report=apply(report,(self,REQUEST),{self.id:result})
return report
manage_main=HTMLFile('connectionStatus', globals())
def manage_close_connection(self, REQUEST):
" "
try: self._v_database_connection.close()
except: pass
self._v_connected=''
return self.manage_main(self, REQUEST)
def manage_open_connection(self, REQUEST=None):
" "
self.connect(self.connection_string)
return self.manage_main(self, REQUEST)
def __call__(self, v=None):
try: return self._v_database_connection
except AttributeError:
s=self.connection_string
if s: return self.connect(s)
raise 'Database Not Connected',(
'''The database connection is not connected''')
def connect(self,s):
try: self._v_database_connection.close()
except: pass
self._v_connected=''
DB=self.factory()
try:
try:
self._v_database_connection=DB(s)
except:
t, v, tb = sys.exc_info()
raise 'BadRequest', (
'<strong>Invalid connection string: </strong><CODE>%s</CODE><br>\n'
'<!--\n%s\n%s\n-->\n'
% (s,t,v)), tb
finally: tb=None
self._v_connected=DateTime()
return self
def sql_quote__(self, v):
if find(v,"\'") >= 0: v=join(split(v,"\'"),"''")
return "'%s'" % v
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment
GitLab Nexedi Edition | About GitLab | About Nexedi | 沪ICP备2021021310号-2 | 沪ICP备2021021310号-7