+++ /dev/null
-# -*- coding: utf-8 -*-
-#######################################################################################
-# Plinn - http://plinn.org #
-# Copyright (C) 2005-2007 Benoît PIN <benoit.pin@ensmp.fr> #
-# #
-# This program is free software; you can redistribute it and/or #
-# modify it under the terms of the GNU General Public License #
-# as published by the Free Software Foundation; either version 2 #
-# of the License, or (at your option) any later version. #
-# #
-# This program is distributed in the hope that it will be useful, #
-# but WITHOUT ANY WARRANTY; without even the implied warranty of #
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
-# GNU General Public License for more details. #
-# #
-# You should have received a copy of the GNU General Public License #
-# along with this program; if not, write to the Free Software #
-# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. #
-#######################################################################################
-""" This module implements a portal-managed File class that's inherits of CMFDefault
- File. If exists, portal_transforms is called to extract text content, and publish
- attachments.
-
-
-
-"""
-
-from Globals import InitializeClass
-from AccessControl import ClassSecurityInfo
-import OFS
-from zope.component.factory import Factory
-
-from Products.CMFDefault.File import File as CMFFile
-from Products.Photo.blobbases import File as BlobFile
-from Products.CMFDefault.DublinCore import DefaultDublinCoreImpl
-from Products.CMFCore.permissions import View, ModifyPortalContent
-from Products.CMFCore.utils import getToolByName
-from hexagonit.swfheader import parse as parseswf
-
-class File(BlobFile, CMFFile) :
- """ file class with portal_transforms support """
-
- security = ClassSecurityInfo()
-
- _properties = CMFFile._properties + ({'id':'orig_name', 'type':'string', 'mode':'w', 'label':"Original Name"},)
- orig_name = ''
-
- def __init__( self
- , id
- , title=''
- , file=''
- , content_type=''
- , precondition=''
- , subject=()
- , description=''
- , contributors=()
- , effective_date=None
- , expiration_date=None
- , format=None
- , language='en-US'
- , rights=''
- ):
- self._setId(id)
- if format is None:
- format = self.content_type or 'application/octet-stream'
-
- DefaultDublinCoreImpl.__init__( self, title, subject, description
- , contributors, effective_date, expiration_date
- , format, language, rights )
- BlobFile.__init__(self, id, title, file, content_type=content_type, precondition=precondition)
-
-
- def __getattr__(self, name) :
- try : return CMFFile.__getattr__(self, name)
- except :
- selfAttrs = self.__dict__
- if selfAttrs.has_key('_v_transform_cache') :
- cache = selfAttrs['_v_transform_cache']
- cacheTuple = cache.get('text_html', None) # (time, value)
- if cacheTuple :
- cacheData = cacheTuple[1]
-
- subObDict = cacheData.getSubObjects()
- if subObDict.has_key(name) :
- fileOb = OFS.Image.File(name, name, subObDict[name])
- return fileOb
-
- raise AttributeError, name
-
- def manage_upload(self,file='',REQUEST=None):
- ret = super(File, self).manage_upload(file=file, REQUEST=REQUEST)
-
- orig_name = OFS.Image.cookId('', '', file)[0]
- if orig_name :
- self.orig_name = orig_name
-
- if self.Format() == 'application/x-shockwave-flash' :
- if file :
- try :
- swfmetadata = parseswf(file)
- except IOError :
- swfmetadata = {'width':600, 'height':600}
-
- for name in ('width', 'height') :
- value = swfmetadata[name]
- if self.hasProperty(name) :
- self._updateProperty(name, value)
- else :
- self.manage_addProperty(name, value, 'int')
- self.reindexObject()
- return ret
-
-
-
- security.declareProtected(ModifyPortalContent, 'edit')
- def edit(self, precondition='', file=''):
- orig_name = OFS.Image.cookId('', '', file)[0]
- if orig_name :
- self.orig_name = orig_name
- CMFFile.edit(self, precondition=precondition, file=file)
- if hasattr(self, '_v_transform_cache') :
- del self._v_transform_cache
-
-
- security.declareProtected(View, 'SearchableText')
- def SearchableText(self) :
- """ Return full text"""
- baseSearchableText = CMFFile.SearchableText(self)
- transformTool = getToolByName(self, 'portal_transforms', default=None)
- if transformTool is None :
- return baseSearchableText
- else :
- f = self.bdata.open()
- orig = f.read()
- datastream_text = transformTool.convertTo('text/plain',
- orig,
- mimetype = self.content_type
- )
- f.close()
- full_text = ''
- if datastream_text is not None :
- full_text = datastream_text.getData()
-
- return baseSearchableText + full_text
-
- security.declareProtected(View, 'preview')
- def preview(self) :
- """Return HTML preview if it's possible or empty string """
- transformTool = getToolByName(self, 'portal_transforms', default = None)
- if transformTool is None :
- return ''
- else :
- filename = self.getId().replace(' ', '_')
- f = self.bdata.open()
- orig = f.read()
- datastream = transformTool.convertTo('text/html',
- orig,
- object=self,
- mimetype = self.content_type,
- filename = filename)
- f.close()
- if datastream is not None : return datastream.getData()
- else : return ''
-
- security.declareProtected(View, 'download')
- def download(self, REQUEST, RESPONSE):
- """Download this item.
-
- Calls OFS.Image.File.index_html to perform the actual transfer after
- first setting Content-Disposition to suggest a filename.
-
- This method is deprecated, use the URL of this object itself. Because
- the default view of a File object is to download, rather than view,
- this method is obsolete. Also note that certain browsers do not deal
- well with a Content-Disposition header.
-
- """
-
- RESPONSE.setHeader('Content-Disposition',
- 'attachment; filename=%s' % (self.orig_name or self.getId()))
- return OFS.Image.File.index_html(self, REQUEST, RESPONSE)
-
- security.declarePublic('getIcon')
- def getIcon(self, relative_to_portal=0):
- """ return icon corresponding to mime-type
- """
- regTool = getToolByName(self, 'mimetypes_registry', default=None)
- if regTool :
- f = self.bdata.open()
- mime = regTool(f, mimetype=self.content_type)[2]
- f.close()
- return mime.icon_path
- else :
- return CMFFile.getIcon(self, relative_to_portal=relative_to_portal)
-
-
-InitializeClass(File)
-FileFactory = Factory(File)
-
-
-def addFile( dispatcher
- , id
- , title=''
- , file=''
- , content_type=''
- , precondition=''
- , subject=()
- , description=''
- , contributors=()
- , effective_date=None
- , expiration_date=None
- , format='text/html'
- , language=''
- , rights=''
- ):
- """
- Add a File
- """
-
- # cookId sets the id and title if they are not explicity specified
- id, title = OFS.Image.cookId(id, title, file)
-
- container = dispatcher.Destination()
-
- # Instantiate the object and set its description.
- fobj = File( id, title=title, file='', content_type=content_type,
- precondition=precondition, subject=subject, description=description,
- contributors=contributors, effective_date=effective_date,
- expiration_date=expiration_date, format=format,
- language=language, rights=rights
- )
-
- # Add the File instance to self
- container._setObject(id, fobj)
-
- # 'Upload' the file. This is done now rather than in the
- # constructor because the object is now in the ZODB and
- # can span ZODB objects.
- container._getOb(id).manage_upload(file)
\ No newline at end of file
projects / Plinn.git / blobdiff