home *** CD-ROM | disk | FTP | other *** search
- ##############################################################################
- #
- # 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__='''Database Connection
-
- $Id: DABase.py,v 1.9 1999/11/03 18:56:33 sroberts Exp $'''
- __version__='$Revision: 1.9 $'[11:-2]
-
- from db import manage_DataSources
- import Shared.DC.ZRDB.Connection, sys
- from Globals import HTMLFile
- from ExtensionClass import Base
- import Acquisition
-
- class Connection(Shared.DC.ZRDB.Connection.Connection):
- _isAnSQLConnection=1
-
- manage_options=Shared.DC.ZRDB.Connection.Connection.manage_options+(
- {'label': 'Browse', 'action':'manage_browse'},
- # {'label': 'Design', 'action':'manage_tables'},
- )
-
- manage_tables=HTMLFile('tables',globals())
- manage_browse=HTMLFile('browse',globals())
-
- info=None
-
- def tpValues(self):
- #if hasattr(self, '_v_tpValues'): return self._v_tpValues
- r=[]
- # self._v_tables=tables=TableBrowserCollection()
- #tables=tables.__dict__
- c=self._v_database_connection
- try:
- for d in c.tables(rdb=0):
- try:
- name=d['TABLE_NAME']
- b=TableBrowser()
- b.__name__=name
- b._d=d
- b._c=c
- # b._columns=c.columns(name)
- try: b.icon=table_icons[d['TABLE_TYPE']]
- except: pass
- r.append(b)
- # tables[name]=b
- except:
- # print d['TABLE_NAME'], sys.exc_type, sys.exc_value
- pass
-
- finally: pass #print sys.exc_type, sys.exc_value
- #self._v_tpValues=r
- return r
-
- def __getitem__(self, name):
- if name=='tableNamed':
- if not hasattr(self, '_v_tables'): self.tpValues()
- return self._v_tables.__of__(self)
- raise KeyError, name
-
- def manage_wizard(self, tables):
- " "
-
- def manage_join(self, tables, select_cols, join_cols, REQUEST=None):
- """Create an SQL join"""
-
- def manage_insert(self, table, cols, REQUEST=None):
- """Create an SQL insert"""
-
- def manage_update(self, table, keys, cols, REQUEST=None):
- """Create an SQL update"""
-
- class TableBrowserCollection(Acquisition.Implicit):
- "Helper class for accessing tables via URLs"
-
- class Browser(Base):
- def __getattr__(self, name):
- try: return self._d[name]
- except KeyError: raise AttributeError, name
-
- class TableBrowser(Browser, Acquisition.Implicit):
- icon='what'
- Description=check=''
- info=HTMLFile('table_info',globals())
- menu=HTMLFile('table_menu',globals())
-
- def tpValues(self):
- r=[]
- tname=self.__name__
- for d in self._c.columns(tname):
- b=ColumnBrowser()
- b._d=d
- try: b.icon=field_icons[d['Type']]
- except: pass
- b.TABLE_NAME=tname
- r.append(b)
- return r
-
- def tpId(self): return self._d['TABLE_NAME']
- def tpURL(self): return "Table/%s" % self._d['TABLE_NAME']
- def Name(self): return self._d['TABLE_NAME']
- def Type(self): return self._d['TABLE_TYPE']
-
- manage_designInput=HTMLFile('designInput',globals())
- def manage_buildInput(self, id, source, default, REQUEST=None):
- "Create a database method for an input form"
- args=[]
- values=[]
- names=[]
- columns=self._columns
- for i in range(len(source)):
- s=source[i]
- if s=='Null': continue
- c=columns[i]
- d=default[i]
- t=c['Type']
- n=c['Name']
- names.append(n)
- if s=='Argument':
- values.append("<dtml-sql-value %s type=%s>'" %
- (n, vartype(t)))
- a='%s%s' % (n, boboType(t))
- if d: a="%s=%s" % (a,d)
- args.append(a)
- elif s=='Property':
- values.append("<dtml-sql-value %s type=%s>'" %
- (n, vartype(t)))
- else:
- if isStringType(t):
- if find(d,"\'") >= 0: d=join(split(d,"\'"),"''")
- values.append("'%s'" % d)
- elif d:
- values.append(str(d))
- else:
- raise ValueError, (
- 'no default was given for <em>%s</em>' % n)
-
-
-
-
- class ColumnBrowser(Browser):
- icon='field'
-
- def check(self):
- return ('\t<input type=checkbox name="%s.%s">' %
- (self.TABLE_NAME, self._d['Name']))
- def tpId(self): return self._d['Name']
- def tpURL(self): return "Column/%s" % self._d['Name']
- def Description(self):
- d=self._d
- if d['Scale']:
- return " %(Type)s(%(Precision)s,%(Scale)s) %(Nullable)s" % d
- else:
- return " %(Type)s(%(Precision)s) %(Nullable)s" % d
-
- table_icons={
- 'TABLE': 'table',
- 'VIEW':'view',
- 'SYSTEM_TABLE': 'stable',
- }
-
- field_icons={
- 'BIGINT': 'int',
- 'BINARY': 'bin',
- 'BIT': 'bin',
- 'CHAR': 'text',
- 'DATE': 'date',
- 'DECIMAL': 'float',
- 'DOUBLE': 'float',
- 'FLOAT': 'float',
- 'INTEGER': 'int',
- 'LONGVARBINARY': 'bin',
- 'LONGVARCHAR': 'text',
- 'NUMERIC': 'float',
- 'REAL': 'float',
- 'SMALLINT': 'int',
- 'TIME': 'time',
- 'TIMESTAMP': 'datetime',
- 'TINYINT': 'int',
- 'VARBINARY': 'bin',
- 'VARCHAR': 'text',
- }
-