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Sourcecode: zope-filesystemsite version File versions

FSSTXMethod.py

##############################################################################
#
# 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
# 
##############################################################################
"""FSSTXMethod: Filesystem methodish Structured Text document.

$Id: FSSTXMethod.py,v 1.2 2003/10/24 12:25:21 philikon Exp $
"""

import Globals
from AccessControl import ClassSecurityInfo
import StructuredText

from DirectoryView import registerFileExtension
from DirectoryView import registerMetaType
from DirectoryView import expandpath
from FSObject import FSObject

from Permissions import View
from Permissions import ViewManagementScreens
from Permissions import FTPAccess

from utils import _dtmldir
from utils import format_stx


00035 class FSSTXMethod( FSObject ):
    """
        A chunk of StructuredText, rendered as a skin method of a
        CMFSite.
    """

    meta_type = 'Filesystem STX Method'

    manage_options=( { 'label'      : 'Customize'
                     , 'action'     : 'manage_main'
                     }
                   , { 'label'      : 'View'
                     , 'action'     : ''
                     , 'help'       : ('OFSP'
                                      ,'DTML-DocumentOrMethod_View.stx'
                                      )
                     }
                   )

    security = ClassSecurityInfo()
    security.declareObjectProtected( View )

    security.declareProtected( ViewManagementScreens, 'manage_main')
    manage_main = Globals.DTMLFile( 'custstx', _dtmldir )

    #
    #   FSObject interface
    #
00063     def _createZODBClone(self):
        """
            Create a ZODB (editable) equivalent of this object.
        """
        raise NotImplementedError, "See next week's model."

    def _readFile( self, reparse ):

        fp = expandpath( self._filepath )
        file = open( fp, 'r' )  # not binary, we want CRLF munging here.

        try:
            data = file.read()
        finally:
            file.close()

        self.raw = data

        if reparse:
            self.cook()

    #
    #   "Wesleyan" interface (we need to be "methodish").
    #
    class func_code:
        pass

    func_code=func_code()
    func_code.co_varnames= ()
    func_code.co_argcount=0
    func_code.__roles__=()
    
    func_defaults__roles__=()
    func_defaults=()

    index_html = None   # No accidental acquisition

    default_content_type = 'text/html'

    def cook( self ):
        if not hasattr( self, '_v_cooked' ):
            self._v_cooked = format_stx( text=self.raw )
        return self._v_cooked

    _default_template = Globals.HTML( """\
<dtml-var standard_html_header>
<div class="Desktop">
<dtml-var cooked>
</div>
<dtml-var standard_html_footer>""" )

00114     def __call__( self, REQUEST={}, RESPONSE=None, **kw ):
        """
            Return our rendered StructuredText.
        """
        self._updateFromFS()

        if RESPONSE is not None:
            RESPONSE.setHeader( 'Content-Type', 'text/html' )
        return apply( self._render, ( REQUEST, RESPONSE ), kw )

    security.declarePrivate( '_render' )
00125     def _render( self, REQUEST={}, RESPONSE=None, **kw ):
        """
            Find the appropriate rendering template and use it to
            render us.
        """
        template = getattr( self, 'stxmethod_view', self._default_template )

        if getattr( template, 'isDocTemp', 0 ):
            posargs = ( self, REQUEST )
        else:
            posargs = ()
        
        return apply( template, posargs, { 'cooked' : self.cook() } )

    security.declareProtected( FTPAccess, 'manage_FTPget' )
00140     def manage_FTPget( self ):
        """
            Fetch our source for delivery via FTP.
        """
        return self.raw

    security.declareProtected( ViewManagementScreens, 'PrincipiaSearchSource' )
00147     def PrincipiaSearchSource( self ):
        """
            Fetch our source for indexing in a catalog.
        """
        return self.raw

    security.declareProtected( ViewManagementScreens, 'document_src' )
00154     def document_src( self ):
        """
            Fetch our source for indexing in a catalog.
        """
        return self.raw

Globals.InitializeClass( FSSTXMethod )

registerFileExtension( 'stx', FSSTXMethod )
registerMetaType( 'STX Method', FSSTXMethod )

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