def generatePreview(self, width, height, mt="image/jpeg", quality=88):
name = "%sx%s" % (width, height)
if name in self:
return self[name]
image = self.__parent__
if not image:
return
try:
data = convert(
image.data.data,
"image/jpeg",
sourceMimetype=image.data.mimeType,
width=width,
height=height,
quality=quality,
)
except ConverterException:
logger.warning("Conversion Error:", exc_info=True)
return
preview = File()
preview.data = data
preview.filename = name
preview.mimeType = u"image/jpeg"
event.notify(ObjectCreatedEvent(preview))
self[name] = preview
return self[name]
def handleApply(self, action):
data, errors = self.extractData()
if not errors:
self.context.avatar = data['avatar']
if data.get('avatarImage') is not None:
image = Image()
image.data = data['avatarImage'].data
image.mimeType = data['avatarImage'].mimeType
configlet = getUtility(IAvatarConfiglet)
if (image.width > configlet.maxWidth or
image.height > configlet.maxHeight):
try:
image.data = convert(
image.data, 'image/jpeg',
sourceMimetype = image.mimeType,
width = configlet.maxWidth,
height = configlet.maxHeight, quality=88)
except ConverterException, err:
log = logging.getLogger('zojax.profile')
log.log(logging.WARNING, str(err))
IStatusMessage(self.request).add(err, 'error')
return
else:
self.context.avatarImage = image
else:
self.context.avatarImage = image
self.context.avatar = 0
def applyChanges(self, data):
changes = list(self.context.setProfileData(data))
self.context.timezone = data['timezone']
if 'profileImage' in data and \
not IFileDataNoValue.providedBy(data['profileImage']) and \
data['profileImage'] is not None:
image = Image()
image.data = data['profileImage'].data
image.mimeType = data['profileImage'].mimeType
configlet = getUtility(IProfilesCategory)
if (image.width > configlet.profileImageWidth or
image.height > configlet.profileImageHeight):
try:
image.data = convert(
image.data, 'image/jpeg',
sourceMimetype = image.mimeType,
width = configlet.profileImageWidth,
height = configlet.profileImageHeight, quality=88)
except ConverterException, err:
log = logging.getLogger('zojax.profile')
log.log(logging.WARNING, str(err))
IStatusMessage(self.request).add(err, 'error')
else:
self.context.profileImage = image
else:
self.context.profileImage = image
changes.append('profileImage')
def principalProfileModified(profile, event):
profile.modified = parseDatetimetz(str(datetime.datetime.now()))
configlet = getUtility(IProfilesCategory)
if configlet.photoAsAvatar and profile.profileImage:
image = copy(profile.profileImage)
configlet = getUtility(IAvatarConfiglet)
if (image.width > configlet.maxWidth or
image.height > configlet.maxHeight):
try:
image.data = convert(
image.data, 'image/jpeg',
sourceMimetype = image.mimeType,
width = configlet.maxWidth,
height = configlet.maxHeight, quality=88)
except ConverterException, err:
log = logging.getLogger('zojax.personal.profile')
log.log(logging.WARNING, str(err))
return
else:
profile.avatarImage = image
else:
profile.avatarImage = image
profile.avatar = 0
def handleUpload(self, action):
data, errors = self.extractData()
if errors:
pass
else:
file = data['data']
image = Image()
image.data = file.data
image.mimeType = file.mimeType
if (image.width > self.container.maxWidth or
image.height > self.container.maxHeight):
try:
image.data = convert(
image.data, 'image/jpeg',
sourceMimetype = image.mimeType,
width = self.container.maxWidth,
height = self.container.maxHeight, quality=88)
except ConverterException, err:
log = logging.getLogger('zojax.profile.avatar')
log.log(logging.WARNING, str(err))
IStatusMessage(self.request).add(err, 'error')
return
if not data['title']:
data['title'] = file.filename
avatar = self.context.create(title=data['title'], data=image)
self.context.add(avatar)
IStatusMessage(self.request).add(_(u'Avatar sccessully uploaded.'))
self.redirect('.')
def generatePreview(self, width, height, quality=88):
name = '%sx%s'%(width, height)
if name in self:
return self[name]
photoFile = self.__parent__.data
if photoFile is None:
return
try:
data = convert(photoFile.data, 'image/jpeg',
sourceMimetype=photoFile.mimeType,
width=width, height=height, quality=quality)
except ConverterException, err:
log = logging.getLogger('zojax.photoalbum')
log.log(logging.WARNING, str(err))
return
def generatePreview(self):
MAX_VALUE = getUtility(IPreviewsCatalog).maxValue * 1024 * 1024
size = 0
if self.parent.size < MAX_VALUE and not self.parent.disablePreview:
logger.info(
"Start generating preview for: %s" % self.parent.filename)
fp = self.openPreview('w')
ff = self.parent.open()
try:
fp.write(api.convert(
ff, 'application/x-shockwave-flash', self.parent.mimeType,
filename=self.parent.filename))
size = int(fp.tell())
except (ConverterException, OSError), e:
logger.warning(
'Error generating preview for %s: %s',
self.parent.filename, e)
except:
def generatePreview(self, width, height, mt="image/jpeg", quality=88):
name = "%sx%s" % (width, height)
if name in self:
return self[name]
media = self.__parent__
if not media:
return
try:
data = convert(
open(os.path.join(browser.__path__[0], "media_icon.gif")).read(),
"image/jpeg",
sourceMimetype="image/gif",
width=width,
height=height,
quality=quality,
)
except (ConverterException, ConverterNotFound), e:
logger.warning("Conversion Error:", exc_info=True)
return
def scale(self, width, height, quality=88):
self.data = api.convert(
self.data, self.mimeType, self.mimeType,
width=width, height=height, quality=quality)
