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import cgi
import itertools
import os
import urllib
from paste.wareweb import *
from paste import wsgilib
from paste import CONFIG
from ZPTKit.zptwareweb import ZPTComponent
import handlers
class SitePage(Servlet):
message = Notify()
template = ZPTComponent()
app_name = 'filebrowser'
def awake(self):
super(SitePage, self).awake(call_setup=False)
self.pathcontext = self.environ['filebrowser.pathcontext']
self.pathurl = URL(self.environ,
script_name=self.app_url,
path_info=self.path_info)
# While this is the URL that points to the non-file-specific
# application (for things like copy and past)
self.globalurl = URL(self.environ,
script_name=self.app_url + '/_app',
path_info='')
self.icons = Icon(self.app_url + '/_icons')
self.app_static_url = self.app_url + '/_static'
# Prototype adds this special _ variable for Ajax requests:
self.fragment = '_' in self.fields
self.copybin = self.session.setdefault('copybin', {})
self.update_copybin_display()
self.setup()
def handler(self, path=None):
path = path or self.file
handler = handlers.get_handler(path)
def update_copybin_display(self):
files = self.options.copyfiles = []
for filename, cutcopy in self.copybin.items():
path = self.pathcontext.path(filename)
files.append(
{'filename': filename,
'url': self.app_url + filename + "?action=view",
'path': path,
'name': path.basename,
'cut': cutcopy=='cut',
'copy': cutcopy=='copy',
'id': self.pathid('copy_', filename),
})
files.sort(key=lambda x: x['filename'])
def pathid(self, prefix, path):
return prefix + str(path).replace('/', '__')
def copybutton(self, path, copytype='copy'):
assert copytype in ('copy', 'cut')
copyurl = self.globalurl('copybin', **{
copytype: path})
remote = copyurl.remote(
id='copybin',
onComplete='function (req) {new Effect.Highlight(%r)}'
% self.pathid('copy_', path))
img = self.icons('edit%s.png' % copytype, alt=copytype,
title=copytype)
return remote.link(img)
def pastebutton(self, path):
copyurl = self.globalurl('copybin', paste=path,
back=wsgilib.construct_url(self.environ))
return '<a href="%s">%s</a>' % (
copyurl, self.icons('editpaste', alt="paste",
title="Paste Files"))
class URL(object):
def __init__(self, environ, script_name=None, path_info=None,
vars=None):
if script_name is None:
script_name = environ['SCRIPT_NAME']
self.script_name = script_name
if path_info is None:
path_info = environ['PATH_INFO']
self.path_info = path_info
self.environ = environ
self.vars = vars or {}
def __str__(self):
return wsgilib.construct_url(
self.environ, with_query_string=True, with_path_info=True,
script_name=self.script_name, path_info=self.path_info,
querystring=urllib.urlencode(self.vars))
def __repr__(self):
return '<URL %s>' % self
def url_without_qs(self):
return wsgilib.construct_url(
self.environ, with_query_string=True, with_path_info=True,
script_name=self.script_name, path_info=self.path_info,
querystring='')
url_without_qs = property(url_without_qs)
def __getitem__(self, add):
vars = self.vars.copy()
path_info = self.path_info
if add and '=' in add:
name, value = add.split('=', 1)
vars[name] = value
elif add:
if not path_info.endswith('/'):
path_info += '/'
path_info += add
return self.__class__(self.environ, script_name=self.script_name,
path_info=path_info, vars=vars)
def __call__(self, *args, **kw):
obj = self[None]
for arg in args:
obj = obj[arg]
for name, value in kw.items():
obj.vars[name] = value
return obj
def remote(self, id=None, **options):
if id is None:
id = idgen()
return JSRemote(self, id, options)
def toggle(self, id=None, **options):
if id is None:
id = idgen()
return JSToggle(self, id, options)
def up(self):
path_info = '/'.join(self.path_info.split('/')[:-1])
return self.__class__(
self.environ, script_name=self.script_name,
path_info=path_info, vars=self.vars)
def name(self):
return self.path_info.split('/')[-1]
def js_set_location(self):
return 'location.href = %r' % str(self)
_idgen_count = itertools.count()
def idgen():
return 'node%s' % hex(_idgen_count.next() % 0xffffff)[2:]
class JSRemote(object):
def __init__(self, url, id, options):
self.url = url
self.id = id
self.options = options
def option_js(self, **base):
base.update(self.options)
return '{%s}' % (', '.join([
'%s: %s' % (name, value)
for name, value in base.items()]))
def javascript(self):
return "new Ajax.Updater(%r, %r, %s); return false" % (
self.id, self.url.url_without_qs,
self.option_js(parameters=repr(urllib.urlencode(self.url.vars.items())),
method=repr('get')))
javascript = property(javascript)
def link(self, description, structure=True, **kw):
if not structure:
description = cgi.escape(description, 1)
return '<a href="%s" onclick="%s"%s>%s</a>' % (
cgi.escape(str(self.url), 1), cgi.escape(self.javascript, 1),
html_attrs(kw), description)
class JSToggle(JSRemote):
def javascript(self):
return "lazyToggle(%r, %r, %s); return false" % (
self.id, self.url.url_without_qs,
self.option_js(parameters=repr(urllib.urlencode(self.url.vars.items())),
link='this'))
javascript = property(javascript)
def html_attrs(kw):
if not kw:
return ''
return ''.join([
' %s="%s"' % (name, cgi.escape(str(value), 1))
for name, value in kw.items()])
class Icon(object):
def __init__(self, url, attrs=None):
self.url = url
self.attrs = attrs or {}
def html__get(self):
return '<img src="%s" border=0%s>' % (
self.url, html_attrs(self.attrs))
html = property(html__get)
__str__ = html__get
def copy(self):
return self.__class__(self.url, self.attrs.copy())
def __call__(self, *names, **kw):
obj = self.copy()
for name in names:
obj = obj[name]
obj.attrs.update(kw)
return obj
def __getitem__(self, icon_name):
if '=' in icon_name:
obj = self.copy()
name, value = icon_name.split('=', 1)
value = value.replace('+', ' ')
obj.attrs[name] = value
return obj
else:
return self.__class__(self.url + '/' + icon_name)
# This protects "from sitepage import *", since we will no longer
# need these variables:
del ZPTComponent
del Notify
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