def _generate_zip_file(self, files_holder, name_prefix='material', name_suffix=None):
"""Generate a zip file containing the files passed.
:param files_holder: An iterable (or an iterable containing) object that
contains the files to be added in the zip file.
:param name_prefix: The prifix to the zip file name
:param name_suffix: The suffix to the zip file name
:return: The generated zip file.
"""
from indico.util.tasks import delete_file
temp_file = NamedTemporaryFile(suffix='indico.tmp', dir=Config.getInstance().getTempDir())
with ZipFile(temp_file.name, 'w', allowZip64=True) as zip_handler:
self.used_filenames = set()
for item in self._iter_items(files_holder):
name = self._prepare_folder_structure(item)
self.used_filenames.add(name)
with item.storage.get_local_path(item.storage_file_id) as filepath:
zip_handler.write(filepath.encode('utf-8'), name)
# Delete the temporary file after some time. Even for a large file we don't
# need a higher delay since the webserver will keep it open anyway until it's
# done sending it to the client.
delete_file.apply_async(args=[temp_file.name], countdown=3600)
temp_file.delete = False
zip_file_name = '{}-{}.zip'.format(name_prefix, name_suffix) if name_suffix else '{}.zip'.format(name_prefix)
return send_file(zip_file_name, temp_file.name, 'application/zip', inline=False)
def _generate_zip_file(self, files_holder, name_prefix='material', name_suffix=None):
"""Generate a zip file containing the files passed.
:param files_holder: An iterable (or an iterable containing) object that
contains the files to be added in the zip file.
:param name_prefix: The prifix to the zip file name
:param name_suffix: The suffix to the zip file name
:return: The generated zip file.
"""
from indico.util.tasks import delete_file
temp_file = NamedTemporaryFile(suffix='indico.tmp', dir=Config.getInstance().getTempDir())
with ZipFile(temp_file.name, 'w', allowZip64=True) as zip_handler:
self.used_filenames = set()
for item in self._iter_items(files_holder):
name = self._prepare_folder_structure(item)
self.used_filenames.add(name)
with item.storage.get_local_path(item.storage_file_id) as filepath:
zip_handler.write(filepath.encode('utf-8'), name)
# Delete the temporary file after some time. Even for a large file we don't
# need a higher delay since the webserver will keep it open anyway until it's
# done sending it to the client.
delete_file.apply_async(args=[temp_file.name], countdown=3600)
temp_file.delete = False
zip_file_name = '{}-{}.zip'.format(name_prefix, name_suffix) if name_suffix else '{}.zip'.format(name_prefix)
return send_file(zip_file_name, temp_file.name, 'application/zip', inline=False)
def _generate_zip_file(attachments, regform):
temp_file = NamedTemporaryFile(suffix='indico.tmp', dir=Config.getInstance().getTempDir())
with ZipFile(temp_file.name, 'w', allowZip64=True) as zip_handler:
for reg_attachments in attachments.itervalues():
for reg_attachment in reg_attachments:
name = _prepare_folder_structure(reg_attachment)
with reg_attachment.storage.get_local_path(reg_attachment.storage_file_id) as filepath:
zip_handler.write(filepath, name)
# Delete the temporary file after some time. Even for a large file we don't
# need a higher delay since the webserver will keep it open anyway until it's
# done sending it to the client.
delete_file.apply_async(args=[temp_file.name], countdown=3600)
temp_file.delete = False
return send_file('attachments-{}.zip'.format(regform.id), temp_file.name, 'application/zip', inline=False)
def _generate_zip_file(attachments, regform):
temp_file = NamedTemporaryFile(suffix='indico.tmp', dir=Config.getInstance().getTempDir())
with ZipFile(temp_file.name, 'w', allowZip64=True) as zip_handler:
for reg_attachments in attachments.itervalues():
for reg_attachment in reg_attachments:
name = _prepare_folder_structure(reg_attachment)
with reg_attachment.storage.get_local_path(reg_attachment.storage_file_id) as filepath:
zip_handler.write(filepath, name)
# Delete the temporary file after some time. Even for a large file we don't
# need a higher delay since the webserver will keep it open anyway until it's
# done sending it to the client.
delete_file.apply_async(args=[temp_file.name], countdown=3600)
temp_file.delete = False
return send_file('attachments-{}.zip'.format(regform.id), temp_file.name, 'application/zip', inline=False)
