deluge/deluge/ui/webui/render.py
2008-11-28 17:54:17 +00:00

218 lines
6.2 KiB
Python

# -*- coding: utf-8 -*-
#
#
# Copyright (C) Martijn Voncken 2008 <mvoncken@gmail.com>
#
# This program is free software; you can 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, or (at your option)
# any later version.
#
# This program 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 this program. If not, write to:
# The Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor
# Boston, MA 02110-1301, USA.
#
#relative:
from utils import *
import utils
#/relative
from deluge import common
from deluge import component
from web import template, Storage
import os
from deluge.configmanager import ConfigManager
config = ConfigManager("webui06.conf")
page_manager = component.get("PageManager")
class subclassed_render(object):
"""
adds limited subclassing for templates.
see: meta.cfg in the template-directory.
"""
def __init__(self):
self.apply_cfg()
self.plugin_renderers = []
def apply_cfg(self):
self.cache = config['cache_templates']
self.renderers = []
self.template_cache = {}
self.webui_path = os.path.dirname(__file__)
#load template-meta-data
self.cfg_template = config['template']
template_path = os.path.join(self.webui_path, 'templates/%s/' % self.cfg_template)
if not os.path.exists(template_path):
template_path = os.path.join(self.webui_path, 'templates/white/')
self.meta = Storage(eval(open(os.path.join(template_path,'meta.cfg')).read()))
#load renerders
for template_name in [self.cfg_template] + list(reversed(self.meta.inherits)):
self.renderers.append(template.render(
os.path.join(self.webui_path, 'templates/%s/' % template_name),cache=False))
@logcall
def register_template_path(self, path):
self.plugin_renderers.append(template.render(path , cache=False))
@logcall
def deregister_template_path(self, path):
for i, renderer in list(ennumerate(self.plugin_renderers)):
if renderer.loc == path:
del self.plugin_renderers[i]
return
def __getattr__(self, attr):
if self.cache and attr in self.template_cache:
return self.template_cache[attr]
for renderer in self.renderers + self.plugin_renderers:
if hasattr(renderer, attr):
self.template_cache[attr] = getattr(renderer, attr)
return getattr(renderer, attr)
raise AttributeError, 'no template named "%s" in template-dirs:%s' % (attr,
[r.loc for r in self.renderers + self.plugin_renderers] )
def __getitem__(self, item):
"for plugins/templates"
return getattr(self, item)
@staticmethod
def get_templates():
"utility method."
template_path = os.path.join(os.path.dirname(__file__), 'templates')
return [dirname for dirname
in os.listdir(template_path)
if os.path.isdir(os.path.join(template_path, dirname))
and not dirname.startswith('.')]
@staticmethod
def set_global(key, val):
template.Template.globals[key] = val
render = subclassed_render()
def error_page(error):
web.header("Content-Type", "text/html; charset=utf-8")
web.header("Cache-Control", "no-cache, must-revalidate")
print render.error(error)
def template_crop_middle(text, maxlen):
try:
if len(text) > maxlen:
half = (maxlen / 2) - 2
return text[0:half ] + '...' + text[-half:]
except:
return "[ERROR NOT A STRING:(%s)]" % text
return text
def template_sort_head(id,name):
#got tired of doing these complex things inside templetor..
vars = web.input(sort = None, order = None)
active_up = False
active_down = False
order = 'down'
if not vars.sort: #no arguments, default to coockies.
vars.update(cookies())
if vars.sort == id:
if vars.order == 'down':
order = 'up'
active_down = True
else:
active_up = True
return render.sort_column_head(id, name, order, active_up, active_down)
def template_part_stats():
try:
return render.part_stats(Storage(sclient.get_stats()))
except Exception, e:
return str(e)
def get_config(var):
return config[var]
irow = 0
def altrow(reset = False):
global irow
if reset:
irow = 1
return
irow +=1
irow = irow % 2
return "altrow%s" % irow
def deluge_int(val):
if val == -1 :
return ""
return val
def ftime(val):
if val <= 0:
return _("")
return common.ftime(val)
def template_get(key):
val = getattr(web.input(**{key:None}), key)
if not val:
val = getcookie(key)
return val or ""
def id_to_label(text):
"translated capitalize"
text = text.replace("_"," ")
text = text.capitalize()
return _(text)
template.Template.globals.update({
'sort_head': template_sort_head,
'part_stats':template_part_stats,
'crop': template_crop_middle,
'crop_left': template_crop_middle,
'_': _ , #gettext/translations
'str': str, #because % in templetor is broken.
'int':int,
'len':len,
'deluge_int':deluge_int,
'sorted': sorted,
'altrow':altrow,
'get_config': get_config,
'self_url': utils.self_url,
'fspeed': common.fspeed,
'fsize': common.fsize,
'ftime':ftime,
'render': render, #for easy resuse of templates
'version':common.get_version() ,
'rev': common.get_revision(),
'getcookie':getcookie,
'get': template_get,
#'env':'0.6',
'forms':web.Storage(),
'enumerate':enumerate,
'base':'', #updated when running within apache.
'id_to_label':id_to_label,
'include_javascript':page_manager.include_javascript,
'ajax_javascript':page_manager.include_javascript,
'is_auto_refreshed':False
})
#/template-defs
__all__ = ['render']