2004-10-29 20:08:31 +04:00
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##############################################################################
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#
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# Zope Public License (ZPL) Version 1.0
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# -------------------------------------
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#
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# Copyright (c) Digital Creations. All rights reserved.
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#
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# This license has been certified as Open Source(tm).
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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#
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# 1. Redistributions in source code must retain the above copyright
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# notice, this list of conditions, and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions, and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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#
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# 3. Digital Creations requests that attribution be given to Zope
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# in any manner possible. Zope includes a "Powered by Zope"
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# button that is installed by default. While it is not a license
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# violation to remove this button, it is requested that the
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# attribution remain. A significant investment has been put
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# into Zope, and this effort will continue if the Zope community
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# continues to grow. This is one way to assure that growth.
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#
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# 4. All advertising materials and documentation mentioning
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# features derived from or use of this software must display
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# the following acknowledgement:
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#
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# "This product includes software developed by Digital Creations
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# for use in the Z Object Publishing Environment
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# (http://www.zope.org/)."
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#
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# In the event that the product being advertised includes an
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# intact Zope distribution (with copyright and license included)
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# then this clause is waived.
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#
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# 5. Names associated with Zope or Digital Creations must not be used to
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# endorse or promote products derived from this software without
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# prior written permission from Digital Creations.
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#
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# 6. Modified redistributions of any form whatsoever must retain
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# the following acknowledgment:
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#
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# "This product includes software developed by Digital Creations
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# for use in the Z Object Publishing Environment
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# (http://www.zope.org/)."
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#
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# Intact (re-)distributions of any official Zope release do not
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# require an external acknowledgement.
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#
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# 7. Modifications are encouraged but must be packaged separately as
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# patches to official Zope releases. Distributions that do not
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# clearly separate the patches from the original work must be clearly
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# labeled as unofficial distributions. Modifications which do not
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# carry the name Zope may be packaged in any form, as long as they
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# conform to all of the clauses above.
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#
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#
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# Disclaimer
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#
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# THIS SOFTWARE IS PROVIDED BY DIGITAL CREATIONS ``AS IS'' AND ANY
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# EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL DIGITAL CREATIONS OR ITS
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# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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# OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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#
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# This software consists of contributions made by Digital Creations and
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# many individuals on behalf of Digital Creations. Specific
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# attributions are listed in the accompanying credits file.
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#
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##############################################################################
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__doc__='''Database Connection
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2004-10-19 07:17:12 +04:00
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2004-10-29 20:08:31 +04:00
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$Id: DABase.py 400 2003-01-20 14:39:34Z fog $'''
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__version__='$Revision: 1.10 $'[11:-2]
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2004-10-19 07:17:12 +04:00
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2004-10-29 20:08:31 +04:00
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import Shared.DC.ZRDB.Connection, sys
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from App.Dialogs import MessageDialog
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from Globals import HTMLFile, ImageFile
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from ExtensionClass import Base
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import Acquisition
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from psycopg import NUMBER, ROWID, STRING, INTEGER, FLOAT
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from psycopg import BOOLEAN, DATETIME, LONGINTEGER
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2004-10-19 07:17:12 +04:00
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class Connection(Shared.DC.ZRDB.Connection.Connection):
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_isAnSQLConnection = 1
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2004-10-29 20:08:31 +04:00
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manage_options=Shared.DC.ZRDB.Connection.Connection.manage_options+(
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{'label': 'Browse', 'action':'manage_browse'},
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# {'label': 'Design', 'action':'manage_tables'}
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)
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manage_tables = HTMLFile('tables',globals())
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manage_browse = HTMLFile('browse',globals())
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info=None
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def tpValues(self):
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#if hasattr(self, '_v_tpValues'): return self._v_tpValues
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r=[]
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# self._v_tables=tables=TableBrowserCollection()
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#tables=tables.__dict__
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c = self._v_database_connection
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try:
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for d in c.tables(rdb=0):
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try:
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name=d['TABLE_NAME']
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b=TableBrowser()
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b.__name__=name
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b._d=d
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b._c=c
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# b._columns=c.columns(name)
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try: b.icon=table_icons[d['TABLE_TYPE']]
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except: pass
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r.append(b)
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# tables[name]=b
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except:
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# print d['TABLE_NAME'], sys.exc_type, sys.exc_value
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pass
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2004-10-19 07:17:12 +04:00
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2004-10-29 20:08:31 +04:00
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finally: pass #print sys.exc_type, sys.exc_value
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#self._v_tpValues=r
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return r
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2004-10-19 07:17:12 +04:00
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def __getitem__(self, name):
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if name=='tableNamed':
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2004-10-19 07:17:12 +04:00
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if not hasattr(self, '_v_tables'): self.tpValues()
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return self._v_tables.__of__(self)
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raise KeyError, name
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def manage_wizard(self, tables):
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" "
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def manage_join(self, tables, select_cols, join_cols, REQUEST=None):
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"""Create an SQL join"""
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def manage_insert(self, table, cols, REQUEST=None):
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"""Create an SQL insert"""
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def manage_update(self, table, keys, cols, REQUEST=None):
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"""Create an SQL update"""
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2004-10-29 20:08:31 +04:00
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class TableBrowserCollection(Acquisition.Implicit):
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"Helper class for accessing tables via URLs"
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pass
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class Browser(Base):
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def __getattr__(self, name):
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try: return self._d[name]
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except KeyError: raise AttributeError, name
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class values:
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def len(self): return 1
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def __getitem__(self, i):
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try: return self._d[i]
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except AttributeError:
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pass
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self._d=self._f()
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return self._d[i]
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class TableBrowser(Browser, Acquisition.Implicit):
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icon='what'
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Description=check=''
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info=HTMLFile('table_info',globals())
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menu=HTMLFile('table_menu',globals())
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def tpValues(self):
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v=values()
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v._f=self.tpValues_
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return v
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def tpValues_(self):
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r=[]
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tname=self.__name__
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for d in self._c.columns(tname):
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b=ColumnBrowser()
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b._d=d
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try: b.icon=field_icons[d['Type']]
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except: pass
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b.TABLE_NAME=tname
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r.append(b)
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return r
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def tpId(self): return self._d['TABLE_NAME']
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def tpURL(self): return "Table/%s" % self._d['TABLE_NAME']
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def Name(self): return self._d['TABLE_NAME']
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def Type(self): return self._d['TABLE_TYPE']
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manage_designInput=HTMLFile('designInput',globals())
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def manage_buildInput(self, id, source, default, REQUEST=None):
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"Create a database method for an input form"
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args=[]
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values=[]
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names=[]
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columns=self._columns
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for i in range(len(source)):
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s=source[i]
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if s=='Null': continue
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c=columns[i]
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d=default[i]
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t=c['Type']
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n=c['Name']
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names.append(n)
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if s=='Argument':
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values.append("<dtml-sqlvar %s type=%s>'" %
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(n, vartype(t)))
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a='%s%s' % (n, boboType(t))
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if d: a="%s=%s" % (a,d)
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args.append(a)
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elif s=='Property':
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values.append("<dtml-sqlvar %s type=%s>'" %
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(n, vartype(t)))
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else:
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if isStringType(t):
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if find(d,"\'") >= 0: d=join(split(d,"\'"),"''")
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values.append("'%s'" % d)
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elif d:
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values.append(str(d))
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else:
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raise ValueError, (
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'no default was given for <em>%s</em>' % n)
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class ColumnBrowser(Browser):
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icon='field'
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def check(self):
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return ('\t<input type=checkbox name="%s.%s">' %
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(self.TABLE_NAME, self._d['Name']))
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def tpId(self): return self._d['Name']
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def tpURL(self): return "Column/%s" % self._d['Name']
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def Description(self):
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d=self._d
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if d['Scale']:
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return " %(Type)s(%(Precision)s,%(Scale)s) %(Nullable)s" % d
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else:
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return " %(Type)s(%(Precision)s) %(Nullable)s" % d
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table_icons={
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'TABLE': 'table',
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'VIEW':'view',
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'SYSTEM_TABLE': 'stable',
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}
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field_icons={
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NUMBER.name: 'int',
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STRING.name: 'text',
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DATETIME.name: 'date',
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INTEGER.name: 'int',
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FLOAT.name: 'float',
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BOOLEAN.name: 'bin',
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ROWID.name: 'int'
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}
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