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#
# deluge/ui/web/common.py
#
# Copyright (C) 2009 Damien Churchill <damoxc@gmail.com>
#
# Deluge is free software.
#
# You may redistribute it and/or modify it under the terms of the
# GNU General Public License, as published by the Free Software
# Foundation; either version 3 of the License, or (at your option)
# any later version.
#
# deluge is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
# See the GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with deluge. If not, write to:
# The Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor
# Boston, MA 02110-1301, USA.
#
# In addition, as a special exception, the copyright holders give
# permission to link the code of portions of this program with the OpenSSL
# library.
# You must obey the GNU General Public License in all respects for all of
# the code used other than OpenSSL. If you modify file(s) with this
# exception, you may extend this exception to your version of the file(s),
# but you are not obligated to do so. If you do not wish to do so, delete
# this exception statement from your version. If you delete this exception
# statement from all source files in the program, then also delete it here.
#
#
import zlib
import gettext
from deluge import common
from twisted.web.resource import Resource as _Resource
_ = lambda x: gettext.gettext(x).decode("utf-8")
def escape(text):
"""
Used by the gettext.js template to escape translated strings
so they don't break the script.
"""
text = text.replace("'", "\\'")
text = text.replace('\r\n', '\\n')
text = text.replace('\r', '\\n')
text = text.replace('\n', '\\n')
return text
def compress(contents, request):
request.setHeader("content-encoding", "gzip")
compress = zlib.compressobj(6, zlib.DEFLATED, zlib.MAX_WBITS + 16,
zlib.DEF_MEM_LEVEL,0)
contents = compress.compress(contents)
contents += compress.flush()
return contents
try:
# This is beeing done like this in order to allow tests to use the above
# `compress` without requiring Mako to be instaled
from mako.template import Template as MakoTemplate
class Template(MakoTemplate):
"""
A template that adds some built-ins to the rendering
"""
builtins = {
"_": _,
"escape": escape,
"version": common.get_version()
}
def render(self, *args, **data):
data.update(self.builtins)
rendered = MakoTemplate.render_unicode(self, *args, **data)
return rendered.encode('utf-8', 'replace')
except ImportError:
import warnings
warnings.warn("The Mako library is required to run deluge.ui.web",
RuntimeWarning)
class Template(object):
def __new__(cls, *args, **kwargs):
raise RuntimeError(
"The Mako library is required to run deluge.ui.web"
)
class Resource(_Resource):
def render(self, request):
request.setHeader("x-powered-by", "Rum")
request.setHeader("x-accept-rum",
"Morgans Spiced, Sailor Jerry, Bundaberg")
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