# 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.
+ File. If exists, portal_transforms is called to extract text content, and publish
+ attachments.
from hexagonit.swfheader import parse as parseswf
class File(BlobFile, CMFFile) :
-#class File(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=''
- ):
- BlobFile.__init__(self, id, title, file, content_type=content_type, precondition=precondition)
- self._setId(id)
- #delattr(self, '__name__')
- #
- # If no file format has been passed in, rely on what OFS.Image.File
- # detected. Unlike Images, which have code to try and pick the content
- # type out of the binary data, File objects only provide the correct
- # type if a "hint" in the form of a filename extension is given.
- if format is None:
- format = self.content_type
+ """ 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 )
-
-
- 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)
+ 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)
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
+ , 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 / commitdiff