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##############################################################################
#
# Copyright (c) 2001 Zope Corporation and Contributors. All Rights Reserved.
#
# This software is subject to the provisions of the Zope Public License,
# Version 2.0 (ZPL). A copy of the ZPL should accompany this distribution.
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
# FOR A PARTICULAR PURPOSE
#
##############################################################################
""" Customizable DTML methods that come from the filesystem.
$Id: FSDTMLMethod.py,v 1.9.36.3 2003/09/01 16:09:22 tseaver Exp $
"""
from string import split
from os import path, stat
import Globals
from AccessControl import ClassSecurityInfo, getSecurityManager, Permissions
from OFS.DTMLMethod import DTMLMethod, decapitate, guess_content_type
from utils import _dtmldir
from CMFCorePermissions import View, ViewManagementScreens, FTPAccess
from DirectoryView import registerFileExtension, registerMetaType, expandpath
from FSObject import FSObject
try:
# Zope 2.4.x
from AccessControl.DTML import RestrictedDTML
except ImportError:
class RestrictedDTML: pass
class FSDTMLMethod(RestrictedDTML, FSObject, Globals.HTML):
"""FSDTMLMethods act like DTML methods but are not directly
modifiable from the management interface."""
meta_type = 'Filesystem DTML Method'
manage_options=(
(
{'label':'Customize', 'action':'manage_main'},
{'label':'View', 'action':'',
'help':('OFSP','DTML-DocumentOrMethod_View.stx')},
)
)
# Use declarative security
security = ClassSecurityInfo()
security.declareObjectProtected(View)
security.declareProtected(ViewManagementScreens, 'manage_main')
manage_main = Globals.DTMLFile('custdtml', _dtmldir)
_reading = 0
def __init__(self, id, filepath, fullname=None, properties=None):
FSObject.__init__(self, id, filepath, fullname, properties)
# Normally called via HTML.__init__ but we don't need the rest that
# happens there.
self.initvars(None, {})
def _createZODBClone(self):
"""Create a ZODB (editable) equivalent of this object."""
return DTMLMethod(self.read(), __name__=self.getId())
def _readFile(self, reparse):
fp = expandpath(self._filepath)
file = open(fp, 'r') # not 'rb', as this is a text file!
try:
data = file.read()
finally:
file.close()
self.raw = data
if reparse:
self._reading = 1 # Avoid infinite recursion
try:
self.cook()
finally:
self._reading = 0
# Hook up chances to reload in debug mode
security.declarePrivate('read_raw')
def read_raw(self):
if not self._reading:
self._updateFromFS()
return Globals.HTML.read_raw(self)
#### The following is mainly taken from OFS/DTMLMethod.py ###
index_html=None # Prevent accidental acquisition
# Documents masquerade as functions:
func_code = DTMLMethod.func_code
default_content_type = 'text/html'
def __call__(self, client=None, REQUEST={}, RESPONSE=None, **kw):
"""Render the document given a client object, REQUEST mapping,
Response, and key word arguments."""
self._updateFromFS()
kw['document_id'] =self.getId()
kw['document_title']=self.title
security=getSecurityManager()
security.addContext(self)
try:
if client is None:
# Called as subtemplate, so don't need error propagation!
r=apply(Globals.HTML.__call__, (self, client, REQUEST), kw)
if RESPONSE is None: result = r
else: result = decapitate(r, RESPONSE)
return result
r=apply(Globals.HTML.__call__, (self, client, REQUEST), kw)
if type(r) is not type('') or RESPONSE is None:
return r
finally: security.removeContext(self)
have_key=RESPONSE.headers.has_key
if not (have_key('content-type') or have_key('Content-Type')):
if self.__dict__.has_key('content_type'):
c=self.content_type
else:
c, e=guess_content_type(self.getId(), r)
RESPONSE.setHeader('Content-Type', c)
result = decapitate(r, RESPONSE)
return result
# Zope 2.3.x way:
def validate(self, inst, parent, name, value, md=None):
return getSecurityManager().validate(inst, parent, name, value)
security.declareProtected(FTPAccess, 'manage_FTPget')
security.declareProtected(ViewManagementScreens, 'PrincipiaSearchSource',
'document_src')
manage_FTPget = DTMLMethod.manage_FTPget
PrincipiaSearchSource = DTMLMethod.PrincipiaSearchSource
document_src = DTMLMethod.document_src
Globals.InitializeClass(FSDTMLMethod)
registerFileExtension('dtml', FSDTMLMethod)
registerFileExtension('css', FSDTMLMethod)
registerMetaType('DTML Method', FSDTMLMethod)
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