def image_url(attachment, suffix):
'''Return url of an image given size(@param suffix)
e.g large, medium, small, or generate required thumbnail
'''
url = attachment.media_file.url
if suffix == 'original':
return url
else:
default_storage = get_storage_class()()
fs = get_storage_class('django.core.files.storage.FileSystemStorage')()
if suffix in settings.THUMB_CONF:
size = settings.THUMB_CONF[suffix]['suffix']
filename = attachment.media_file.name
if default_storage.exists(filename):
if default_storage.exists(get_path(filename, size)) and\
default_storage.size(get_path(filename, size)) > 0:
url = default_storage.url(get_path(filename, size))
else:
if default_storage.__class__ != fs.__class__:
resize(filename)
else:
resize_local_env(filename)
return image_url(attachment, suffix)
else:
return None
return url
def image_url(attachment, suffix):
'''Return url of an image given size(@param suffix)
e.g large, medium, small, or generate required thumbnail
'''
url = attachment.media_file.url
if suffix == 'original':
return url
else:
default_storage = get_storage_class()()
fs = get_storage_class('django.core.files.storage.FileSystemStorage')()
if settings.THUMB_CONF.has_key(suffix):
size = settings.THUMB_CONF[suffix]['suffix']
filename = attachment.media_file.name
if default_storage.exists(filename):
if default_storage.exists(get_path(filename, size)):
url = default_storage.url(
get_path(filename, size))
else:
if default_storage.__class__ != fs.__class__:
resize(filename)
else:
resize_local_env(filename)
return image_url(attachment, suffix)
else:
return None
return url
def handle(self, *args, **kwargs):
attachments_qs = Attachment.objects.select_related(
'instance', 'instance__xform')
if kwargs.get('username'):
username = kwargs.get('username')
try:
user = User.objects.get(username=username)
except User.DoesNotExist:
raise CommandError(
"Error: username %(username)s does not exist" %
{'username': username})
attachments_qs = attachments_qs.filter(instance__user=user)
if kwargs.get('id_string'):
id_string = kwargs.get('id_string')
try:
xform = XForm.objects.get(id_string=id_string)
except XForm.DoesNotExist:
raise CommandError(
"Error: Form with id_string %(id_string)s does not exist" %
{'id_string': id_string})
attachments_qs = attachments_qs.filter(instance__xform=xform)
fs = get_storage_class('django.core.files.storage.FileSystemStorage')()
for att in queryset_iterator(attachments_qs):
filename = att.media_file.name
default_storage = get_storage_class()()
full_path = get_path(filename,
settings.THUMB_CONF['small']['suffix'])
if kwargs.get('force') is not None:
for s in ['small', 'medium', 'large']:
fp = get_path(filename, settings.THUMB_CONF[s]['suffix'])
if default_storage.exists(fp):
default_storage.delete(fp)
if not default_storage.exists(full_path):
try:
if default_storage.__class__ != fs.__class__:
resize(filename)
else:
resize_local_env(filename)
if default_storage.exists(
get_path(
filename, '%s' %
settings.THUMB_CONF['small']['suffix'])):
print(
_(u'Thumbnails created for %(file)s') %
{'file': filename})
else:
print(
_(u'Problem with the file %(file)s') %
{'file': filename})
except (IOError, OSError), e:
print _(u'Error on %(filename)s: %(error)s') \
% {'filename': filename, 'error': e}
def handle(self, *args, **kwargs):
attachments_qs = Attachment.objects.select_related(
'instance', 'instance__xform')
if kwargs.get('username'):
username = kwargs.get('username')
try:
user = User.objects.get(username=username)
except User.DoesNotExist:
raise CommandError(
"Error: username %(username)s does not exist" %
{'username': username}
)
attachments_qs = attachments_qs.filter(instance__user=user)
if kwargs.get('id_string'):
id_string = kwargs.get('id_string')
try:
xform = XForm.objects.get(id_string=id_string)
except XForm.DoesNotExist:
raise CommandError(
"Error: Form with id_string %(id_string)s does not exist" %
{'id_string': id_string}
)
attachments_qs = attachments_qs.filter(instance__xform=xform)
fs = get_storage_class('django.core.files.storage.FileSystemStorage')()
for att in queryset_iterator(attachments_qs):
filename = att.media_file.name
default_storage = get_storage_class()()
full_path = get_path(filename,
settings.THUMB_CONF['small']['suffix'])
if kwargs.get('force') is not None:
for s in ['small', 'medium', 'large']:
fp = get_path(filename,
settings.THUMB_CONF[s]['suffix'])
if default_storage.exists(fp):
default_storage.delete(fp)
if not default_storage.exists(full_path):
try:
if default_storage.__class__ != fs.__class__:
resize(filename)
else:
resize_local_env(filename)
if default_storage.exists(get_path(
filename,
'%s' % settings.THUMB_CONF['small']['suffix'])):
print (_(u'Thumbnails created for %(file)s')
% {'file': filename})
else:
print (_(u'Problem with the file %(file)s')
% {'file': filename})
except (IOError, OSError), e:
print _(u'Error on %(filename)s: %(error)s') \
% {'filename': filename, 'error': e}
def _save_thumbnails(image, path, size, suffix, filename=None):
# If filename is present, resize on s3 fs
if filename:
default_storage = get_storage_class()()
fs = get_storage_class('django.core.files.storage.FileSystemStorage')()
image.thumbnail(get_dimensions(image.size, size), Image.ANTIALIAS)
image.save(get_path(path, suffix))
default_storage.save(get_path(filename, suffix),
fs.open(get_path(path, suffix)))
else:
image.thumbnail(get_dimensions(image.size, size), Image.ANTIALIAS)
image.save(get_path(path, suffix))
def _save_thumbnails(image, path, size, suffix, filename=None):
# If filename is present, resize on s3 fs
if filename:
default_storage = get_storage_class()()
fs = get_storage_class('django.core.files.storage.FileSystemStorage')()
# Ensure conversion to float in operations
image.thumbnail(get_dimensions(image.size, float(size)),
Image.ANTIALIAS)
image.save(get_path(path, suffix))
default_storage.save(get_path(filename, suffix),
fs.open(get_path(path, suffix)))
else:
try:
image.thumbnail(get_dimensions(image.size, size), Image.ANTIALIAS)
except ZeroDivisionError:
pass
image.save(get_path(path, suffix))
def handle(self, *args, **kwargs):
fs = get_storage_class('django.core.files.storage.FileSystemStorage')()
for att in queryset_iterator(Attachment.objects.select_related(
'instance', 'instance__xform').all()):
filename = att.media_file.name
default_storage = get_storage_class()()
if not default_storage.exists(get_path(filename,
settings.THUMB_CONF['smaller']['suffix'])):
try:
if default_storage.__class__ != fs.__class__:
resize(filename)
else:
resize_local_env(filename)
if default_storage.exists(get_path(filename,
settings.THUMB_CONF['smaller']['suffix'])):
print 'Thumbnails created for %s' % filename
else:
print 'Something didn\'t go right for %s' % filename
except (IOError, OSError), e:
print 'Error on %s: %s' % (filename, e)
def _save_thumbnails(image, path, size, suffix):
nm = NamedTemporaryFile(suffix='.%s' % settings.IMG_FILE_TYPE)
default_storage = get_storage_class()()
try:
# Ensure conversion to float in operations
image.thumbnail(get_dimensions(image.size, float(size)),
Image.ANTIALIAS)
except ZeroDivisionError:
pass
image.save(nm.name)
default_storage.save(get_path(path, suffix), ContentFile(nm.read()))
nm.close()
def handle(self, *args, **kwargs):
fs = get_storage_class('django.core.files.storage.FileSystemStorage')()
for att in queryset_iterator(Attachment.objects.select_related(
'instance', 'instance__xform').all()):
filename = att.media_file.name
default_storage = get_storage_class()()
if not default_storage.exists(get_path(filename,
settings.THUMB_CONF['smaller']['suffix'])):
try:
if default_storage.__class__ != fs.__class__:
resize(filename)
else:
resize_local_env(filename)
if default_storage.exists(get_path(filename,
'%s.%s' % (settings.THUMB_CONF['smaller']['suffix'],
settings.IMG_FILE_TYPE))):
print _(u'Thumbnails created for %s') % filename
else:
print _(u'Problem with the file %s') % filename
except (IOError, OSError), e:
print _(u'Error on %(filename)s: %(error)s') \
% {'filename': filename, 'error': e}
def _save_thumbnails(image, path, size, suffix):
nm = NamedTemporaryFile(suffix='.%s' % settings.IMG_FILE_TYPE)
default_storage = get_storage_class()()
try:
# Ensure conversion to float in operations
image.thumbnail(
get_dimensions(image.size, float(size)), Image.ANTIALIAS)
except ZeroDivisionError:
pass
image.save(nm.name)
default_storage.save(
get_path(path, suffix), ContentFile(nm.read()))
nm.close()
def handle(self, *args, **kwargs):
fs = get_storage_class('django.core.files.storage.FileSystemStorage')()
for att in queryset_iterator(
Attachment.objects.select_related('instance',
'instance__xform').all()):
filename = att.media_file.name
default_storage = get_storage_class()()
if not default_storage.exists(
get_path(filename,
settings.THUMB_CONF['smaller']['suffix'])):
try:
if default_storage.__class__ != fs.__class__:
resize(filename)
else:
resize_local_env(filename)
if default_storage.exists(
get_path(
filename,
settings.THUMB_CONF['smaller']['suffix'])):
print 'Thumbnails created for %s' % filename
else:
print 'Something didn\'t go right for %s' % filename
except (IOError, OSError), e:
print 'Error on %s: %s' % (filename, e)
def _save_thumbnails(image, path, size, suffix):
ext = path.split('.')[-1]
lsfx = {
'jp2': ext,
'png': ext,
'bmp': ext,
'gif': ext,
'tiff': ext,
'jpeg': 'jpg',
'jpg': ext,
'tiff': ext
}.get(ext.lower(), settings.IMG_FILE_TYPE)
nm = NamedTemporaryFile(suffix='.%s' % lsfx)
default_storage = get_storage_class()()
try:
# Ensure conversion to float in operations
image.thumbnail(get_dimensions(image.size, float(size)),
Image.ANTIALIAS)
except ZeroDivisionError:
pass
image.save(nm.name)
default_storage.save(get_path(path, suffix), ContentFile(nm.read()))
nm.close()
