def _getDexterityFile(self, obj, field):
self.request.response.setHeader('Accept-Ranges', 'bytes')
self.request.response.setHeader("Content-Length", field.getSize())
self.request.response.setHeader('Content-Type', field.contentType)
request_range = handleRequestRange(obj, field.getSize(), self.request,
self.request.response)
return BlobStreamIterator(field, **request_range)
def get_logo(self, disposition='inline', headers=True):
portal = getToolByName(self.context, 'portal_url').getPortalObject()
customstyles_util = CustomStylesUtility(portal)
customstyles = customstyles_util.annotations.get(
'customstyles', OOBTree(DEFAULT_STYLES))
REQUEST = self.request
RESPONSE = REQUEST.RESPONSE
blob = LOGO_KEY in customstyles and customstyles[LOGO_RIGHT_KEY] or None
if not blob:
return ''
length = blob.get_size()
if headers:
RESPONSE.setHeader('Last-Modified',
rfc1123_date(self.context._p_mtime))
RESPONSE.setHeader('Content-Type', blob.getContentType())
RESPONSE.setHeader('Accept-Ranges', 'bytes')
if handleIfModifiedSince(self.context, REQUEST, RESPONSE):
return ''
RESPONSE.setHeader('Content-Length', length)
filename = blob.getFilename()
if filename is not None:
filename = IUserPreferredFileNameNormalizer(REQUEST).normalize(
unicode(filename, self.context.getCharset()))
header_value = contentDispositionHeader(
disposition=disposition,
filename=filename)
RESPONSE.setHeader("Content-disposition", header_value)
range = handleRequestRange(self.context, length, REQUEST, RESPONSE)
return blob.getIterator(**range)
def __call__(self):
sm = getSecurityManager()
if not sm.checkPermission(permissions.View, self.context.context):
raise Unauthorized
settings = self.context.settings
filepath = self.context.filepath
blob = settings.blob_files[filepath]
blobfi = openBlob(blob)
length = os.fstat(blobfi.fileno()).st_size
blobfi.close()
ext = os.path.splitext(os.path.normcase(filepath))[1][1:]
if ext == 'txt':
ct = 'text/plain'
else:
ct = 'image/%s' % ext
self.request.response.setHeader('Last-Modified',
rfc1123_date(self.context._p_mtime))
self.request.response.setHeader('Accept-Ranges', 'bytes')
self.request.response.setHeader("Content-Length", length)
self.request.response.setHeader('Content-Type', ct)
request_range = handleRequestRange(self.context, length, self.request,
self.request.response)
return BlobStreamIterator(blob, **request_range)
def __call__(self):
sm = getSecurityManager()
if not sm.checkPermission(permissions.View, self.context.context):
raise Unauthorized
settings = self.context.settings
filepath = self.context.filepath
blob = settings.blob_files[filepath]
blobfi = openBlob(blob)
length = os.fstat(blobfi.fileno()).st_size
blobfi.close()
ext = os.path.splitext(os.path.normcase(filepath))[1][1:]
if ext == 'txt':
ct = 'text/plain'
else:
ct = 'image/%s' % ext
self.request.response.setHeader('Last-Modified',
rfc1123_date(self.context._p_mtime))
self.request.response.setHeader('Accept-Ranges', 'bytes')
self.request.response.setHeader("Content-Length", length)
self.request.response.setHeader('Content-Type', ct)
request_range = handleRequestRange(
self.context, length, self.request, self.request.response)
return BlobStreamIterator(blob, **request_range)
def render_attachment_preview(self, attachment):
sm = getSecurityManager()
if not sm.checkPermission(permissions.View, self.context):
raise Unauthorized
r = self.request.response
settings = Settings(attachment)
if self.preview_type not in ('large', 'normal', 'small'):
self.preview_type = 'small'
if self.page is None:
self.page = 1
filepath = u'%s/dump_%s.%s' % (self.preview_type, self.page,
settings.pdf_image_format)
blob = settings.blob_files[filepath]
blobfi = openBlob(blob)
length = os.fstat(blobfi.fileno()).st_size
blobfi.close()
ext = os.path.splitext(os.path.normcase(filepath))[1][1:]
if ext == 'txt':
ct = 'text/plain'
else:
ct = 'image/%s' % ext
r.setHeader('Content-Type', ct)
r.setHeader('Last-Modified', rfc1123_date(self.context._p_mtime))
r.setHeader('Accept-Ranges', 'bytes')
r.setHeader("Content-Length", length)
request_range = handleRequestRange(self.context, length, self.request,
self.request.response)
return BlobStreamIterator(blob, **request_range)
def get_logo(self, disposition='inline', headers=True):
portal = getToolByName(self.context, 'portal_url').getPortalObject()
customstyles_util = CustomStylesUtility(portal)
customstyles = customstyles_util.annotations.get(
'customstyles', OOBTree(DEFAULT_STYLES))
REQUEST = self.request
RESPONSE = REQUEST.RESPONSE
blob = LOGO_KEY in customstyles and customstyles[LOGO_RIGHT_KEY] or None
if not blob:
return ''
length = blob.get_size()
if headers:
RESPONSE.setHeader('Last-Modified',
rfc1123_date(self.context._p_mtime))
RESPONSE.setHeader('Content-Type', blob.getContentType())
RESPONSE.setHeader('Accept-Ranges', 'bytes')
if handleIfModifiedSince(self.context, REQUEST, RESPONSE):
return ''
RESPONSE.setHeader('Content-Length', length)
filename = blob.getFilename()
if filename is not None:
filename = IUserPreferredFileNameNormalizer(REQUEST).normalize(
unicode(filename, self.context.getCharset()))
header_value = contentDispositionHeader(
disposition=disposition, filename=filename)
RESPONSE.setHeader("Content-disposition", header_value)
range = handleRequestRange(self.context, length, REQUEST, RESPONSE)
return blob.getIterator(**range)
def index_html(self, REQUEST=None, RESPONSE=None, charset='utf-8', disposition='inline'):
""" make it directly viewable when entering the objects URL """
if REQUEST is None:
REQUEST = self.REQUEST
if RESPONSE is None:
RESPONSE = REQUEST.RESPONSE
RESPONSE.setHeader('Last-Modified', rfc1123_date(self._p_mtime))
RESPONSE.setHeader('Content-Type', self.getContentType())
RESPONSE.setHeader('Accept-Ranges', 'bytes')
if handleIfModifiedSince(self, REQUEST, RESPONSE):
return ''
length = self.get_size()
RESPONSE.setHeader('Content-Length', length)
filename = self.getFilename()
if filename is not None:
if not isinstance(filename, unicode):
filename = unicode(filename, charset)
filename = IUserPreferredFileNameNormalizer(REQUEST).normalize(
filename)
header_value = contentDispositionHeader(
disposition=disposition,
filename=filename)
RESPONSE.setHeader("Content-disposition", header_value)
request_range = handleRequestRange(self, length, REQUEST, RESPONSE)
return self.getIterator(**request_range)
def index_html(self,
instance,
REQUEST=None,
RESPONSE=None,
disposition='inline'):
""" make it directly viewable when entering the objects URL """
if REQUEST is None:
REQUEST = instance.REQUEST
if RESPONSE is None:
RESPONSE = REQUEST.RESPONSE
blob = self.getUnwrapped(instance, raw=True) # TODO: why 'raw'?
RESPONSE.setHeader('Last-Modified', rfc1123_date(instance._p_mtime))
RESPONSE.setHeader('Content-Type', self.getContentType(instance))
# The only change is to comment out this header:
#RESPONSE.setHeader('Accept-Ranges', 'bytes')
if handleIfModifiedSince(instance, REQUEST, RESPONSE):
return ''
length = blob.get_size()
RESPONSE.setHeader('Content-Length', length)
filename = self.getFilename(instance)
if filename is not None:
filename = IUserPreferredFileNameNormalizer(REQUEST).normalize(
unicode(filename, instance.getCharset()))
header_value = contentDispositionHeader(disposition=disposition,
filename=filename)
RESPONSE.setHeader("Content-disposition", header_value)
range = handleRequestRange(instance, length, REQUEST, RESPONSE)
return blob.getIterator(**range)
def render_attachment_preview(self, attachment):
sm = getSecurityManager()
if not sm.checkPermission(permissions.View, self.context):
raise Unauthorized
r = self.request.response
settings = Settings(attachment)
if self.preview_type not in ("large", "normal", "small"):
self.preview_type = "small"
if self.page is None:
self.page = 1
filepath = u"%s/dump_%s.%s" % (self.preview_type, self.page, settings.pdf_image_format)
blob = settings.blob_files[filepath]
blobfi = openBlob(blob)
length = os.fstat(blobfi.fileno()).st_size
blobfi.close()
ext = os.path.splitext(os.path.normcase(filepath))[1][1:]
if ext == "txt":
ct = "text/plain"
else:
ct = "image/%s" % ext
r.setHeader("Content-Type", ct)
r.setHeader("Last-Modified", rfc1123_date(self.context._p_mtime))
r.setHeader("Accept-Ranges", "bytes")
r.setHeader("Content-Length", length)
request_range = handleRequestRange(self.context, length, self.request, self.request.response)
return BlobStreamIterator(blob, **request_range)
def __call__(self):
data = self.get_data()
if data:
is_blob = False
if isinstance(data, basestring):
length = len(data)
else:
is_blob = True
blobfi = openBlob(data)
length = fstat(blobfi.fileno()).st_size
blobfi.close()
self.request.response.setHeader(
'Last-Modified', rfc1123_date(self.context._p_mtime))
resp = self.request.response
resp.setHeader(
'Content-Disposition', 'inline; filename=%s.%s' %
(self.context.getId(), self.file_ext))
resp.setHeader("Content-Length", length)
resp.setHeader('Content-Type', self.content_type)
if is_blob:
resp.setHeader('Accept-Ranges', 'bytes')
range = handleRequestRange(self.context, length, self.request,
self.request.response)
return BlobStreamIterator(data, **range)
else:
return data
else:
raise NotFound
def index_html(self, instance, REQUEST=None, RESPONSE=None, disposition='inline'):
""" make it directly viewable when entering the objects URL """
if REQUEST is None:
REQUEST = instance.REQUEST
if RESPONSE is None:
RESPONSE = REQUEST.RESPONSE
blob = self.getUnwrapped(instance, raw=True) # TODO: why 'raw'?
RESPONSE.setHeader('Last-Modified', rfc1123_date(instance._p_mtime))
RESPONSE.setHeader('Content-Type', self.getContentType(instance))
# The only change is to comment out this header:
#RESPONSE.setHeader('Accept-Ranges', 'bytes')
if handleIfModifiedSince(instance, REQUEST, RESPONSE):
return ''
length = blob.get_size()
RESPONSE.setHeader('Content-Length', length)
filename = self.getFilename(instance)
if filename is not None:
filename = IUserPreferredFileNameNormalizer(REQUEST).normalize(
unicode(filename, instance.getCharset()))
header_value = contentDispositionHeader(
disposition=disposition,
filename=filename)
RESPONSE.setHeader("Content-disposition", header_value)
range = handleRequestRange(instance, length, REQUEST, RESPONSE)
return blob.getIterator(**range)
def serve_file(self):
file = self._getFile()
self.set_headers(file)
if not INamedBlobFile.providedBy(file):
return super(Download, self).__call__()
request_range = handleRequestRange(self.context, file.getSize(),
self.request, self.request.response)
return BlobStreamIterator(file._blob, **request_range)
def _getDexterityFile(self, obj, field):
self.request.response.setHeader('Accept-Ranges', 'bytes')
self.request.response.setHeader("Content-Length", field.getSize())
self.request.response.setHeader('Content-Type', field.contentType)
request_range = handleRequestRange(
obj,
field.getSize(),
self.request,
self.request.response
)
return BlobStreamIterator(field, **request_range)
def index_html(self, instance, REQUEST=None, RESPONSE=None,
charset='utf-8', disposition='inline'):
"""Kicks download.
Writes data including file name and content type to RESPONSE
"""
if REQUEST is None:
REQUEST = instance.REQUEST
if RESPONSE is None:
RESPONSE = REQUEST.RESPONSE
RESPONSE.setHeader('Last-Modified', rfc1123_date(instance._p_mtime))
RESPONSE.setHeader('Content-Type', self.getContentType(instance))
RESPONSE.setHeader('Accept-Ranges', 'bytes')
if handleIfModifiedSince(instance, REQUEST, RESPONSE):
return ''
length = self.get_size(instance)
RESPONSE.setHeader('Content-Length', length)
filename = self.getFilename(instance)
if filename is not None:
if isinstance(filename, unicode):
filename = filename.encode(charset, errors="ignore")
# Create a user agent specific disposition header
# IE needs an url quoted filename
# Other browsers need an unquoted filename
user_agent = REQUEST.get('HTTP_USER_AGENT', '')
if 'MSIE' in user_agent:
header_value = '%s; filename=%s' % (disposition,
quote(filename))
else:
header_value = '%s; filename="%s"' % (disposition, filename)
RESPONSE.setHeader("Content-disposition", header_value)
request_range = handleRequestRange(instance, length, REQUEST, RESPONSE)
# Notify file downloads, but do not notify range requests
if not ('start' in request_range and request_range['start'] > 0):
portal_state = getMultiAdapter((instance, instance.REQUEST),
name='plone_portal_state')
if not portal_state.anonymous():
registry = getUtility(IRegistry)
user_ids = registry['ftw.file.filesettings.user_ids']
if portal_state.member().id \
and not portal_state.member().id in user_ids:
notify(FileDownloadedEvent(instance, filename))
return self.get(instance).getIterator(**request_range)
def index_html(self,
REQUEST=None,
RESPONSE=None,
charset='utf-8',
disposition='inline'):
""" make it directly viewable when entering the objects URL """
if REQUEST is None:
REQUEST = self.REQUEST
if RESPONSE is None:
RESPONSE = REQUEST.RESPONSE
RESPONSE.setHeader('Last-Modified', rfc1123_date(self._p_mtime))
RESPONSE.setHeader('Content-Type', self.getContentType())
RESPONSE.setHeader('Accept-Ranges', 'bytes')
if handleIfModifiedSince(self, REQUEST, RESPONSE):
return ''
length = self.get_size()
RESPONSE.setHeader('Content-Length', length)
filename = self.getFilename()
if filename is not None:
if REQUEST.HTTP_USER_AGENT.find('MSIE') != -1:
if isinstance(filename, unicode):
filename = filename.encode('gb18030')
else:
filename = unicode(filename, charset, errors="ignore")
filename = filename.encode('gb18030')
header_value = contentDispositionHeader(disposition,
'gb18030',
filename=filename)
else:
if not isinstance(filename, unicode):
filename = unicode(filename, charset, errors="ignore")
# filename = IUserPreferredFileNameNormalizer(REQUEST).normalize(
# filename)
header_value = contentDispositionHeader(disposition=disposition,
filename=filename)
RESPONSE.setHeader("Content-disposition", header_value)
request_range = handleRequestRange(self, length, REQUEST, RESPONSE)
return self.getIterator(**request_range)
def render_attachment_preview(self, attachment):
sm = getSecurityManager()
if not sm.checkPermission(permissions.View, self.context):
raise Unauthorized
r = self.request.response
# avoid long dreaded CSRF error
annotations = IAnnotations(attachment)
if not annotations.get('collective.documentviewer', None):
safeWrite(attachment)
settings = Settings(attachment) # possibly creates annotation
if self.preview_type not in ('large', 'normal', 'small'):
self.preview_type = 'small'
if self.page is None:
self.page = 1
filepath = u'%s/dump_%s.%s' % (self.preview_type, self.page,
settings.pdf_image_format)
try:
blob = settings.blob_files[filepath]
except TypeError:
# 'NoneType' object has no attribute '__getitem__'
# happens e.g. when missing preview for stream attachment
return
blobfi = openBlob(blob)
length = os.fstat(blobfi.fileno()).st_size
blobfi.close()
ext = os.path.splitext(os.path.normcase(filepath))[1][1:]
if ext == 'txt':
ct = 'text/plain'
else:
ct = 'image/%s' % ext
r.setHeader('Content-Type', ct)
r.setHeader('Last-Modified', rfc1123_date(self.context._p_mtime))
r.setHeader('Accept-Ranges', 'bytes')
r.setHeader("Content-Length", length)
request_range = handleRequestRange(self.context, length, self.request,
self.request.response)
return BlobStreamIterator(blob, **request_range)
def render_blob_version(self):
# done much like it is done in plone.app.blob's index_html
header_value = contentDispositionHeader(
disposition='inline',
filename=self.context.getFilename().replace('.pdf', '.swf'))
blob = self.settings.data
blobfi = openBlob(blob)
length = fstat(blobfi.fileno()).st_size
blobfi.close()
self.request.response.setHeader('Last-Modified',
rfc1123_date(self.context._p_mtime))
self.request.response.setHeader('Accept-Ranges', 'bytes')
self.request.response.setHeader('Content-Disposition', header_value)
self.request.response.setHeader("Content-Length", length)
self.request.response.setHeader('Content-Type',
'application/x-shockwave-flash')
range = handleRequestRange(self.context, length, self.request,
self.request.response)
return BlobStreamIterator(blob, **range)
def render_blob_version(self):
# done much like it is done in plone.app.blob's index_html
header_value = contentDispositionHeader(
disposition='inline',
filename=self.context.getFilename().replace('.pdf', '.swf'))
blob = self.settings.data
blobfi = openBlob(blob)
length = fstat(blobfi.fileno()).st_size
blobfi.close()
self.request.response.setHeader('Last-Modified',
rfc1123_date(self.context._p_mtime))
self.request.response.setHeader('Accept-Ranges', 'bytes')
self.request.response.setHeader('Content-Disposition', header_value)
self.request.response.setHeader("Content-Length", length)
self.request.response.setHeader('Content-Type',
'application/x-shockwave-flash')
range = handleRequestRange(self.context, length, self.request,
self.request.response)
return BlobStreamIterator(blob, **range)
def index_html(self, REQUEST=None, RESPONSE=None, charset='utf-8',
disposition='inline'):
""" make it directly viewable when entering the objects URL """
if REQUEST is None:
REQUEST = self.REQUEST
if RESPONSE is None:
RESPONSE = REQUEST.RESPONSE
RESPONSE.setHeader('Last-Modified', rfc1123_date(self._p_mtime))
RESPONSE.setHeader('Content-Type', self.getContentType())
RESPONSE.setHeader('Accept-Ranges', 'bytes')
if handleIfModifiedSince(self, REQUEST, RESPONSE):
return ''
length = self.get_size()
RESPONSE.setHeader('Content-Length', length)
filename = self.getFilename()
if filename is not None:
if not isinstance(filename, six.text_type):
filename = six.text_type(filename, charset, errors='ignore')
filename = IUserPreferredFileNameNormalizer(
REQUEST,
).normalize(
filename,
)
header_value = contentDispositionHeader(
disposition=disposition,
filename=filename,
)
# Add original filename in utf-8, ref to rfc2231
RESPONSE.setHeader('Content-disposition', header_value)
request_range = handleRequestRange(self, length, REQUEST, RESPONSE)
return self.getIterator(**request_range)
def __call__(self):
try:
data = self.get_data()
except IOError:
# can be from zeo client blob file weirdness with PIL
# ocassionally
logger.info('Could not get blob data', exc_info=True)
raise NotFound
if data:
is_blob = False
if isinstance(data, basestring):
length = len(data)
else:
is_blob = True
blobfi = openBlob(data)
length = fstat(blobfi.fileno()).st_size
blobfi.close()
self.request.response.setHeader(
'Last-Modified', rfc1123_date(self.context._p_mtime))
resp = self.request.response
resp.setHeader(
'Content-Disposition', 'inline; filename=%s.%s' %
(self.context.getId(), self.file_ext))
resp.setHeader("Content-Length", length)
resp.setHeader('Content-Type', self.content_type)
if is_blob:
resp.setHeader('Accept-Ranges', 'bytes')
range = handleRequestRange(self.context, length, self.request,
self.request.response)
return BlobStreamIterator(data, **range)
else:
return data
else:
raise NotFound
