def CreateLayout(self, name, frame):
"""create a bunch of widgets that look like a prefs panel."""
#
# Set up some frames
proxy_frame = Frame(frame)
manual_frame = Frame(proxy_frame)
manual_right_frame = Frame(manual_frame)
manual_left_frame = Frame(manual_frame)
no_proxy_frame = Frame(proxy_frame)
#
# Establish some booleans to represent the button states
self.no_proxy_enabled = IntVar(frame)
self.manual_proxy_enabled = IntVar(frame)
#
# Create top level widgets
l = Label(proxy_frame, pady=15,
text="A proxy allows your browser to access the Internet through a Firewall.")
self.no = Checkbutton(proxy_frame,
text="Proxy Exceptions List ",
variable=self.no_proxy_enabled,
padx=200, pady=15,
font='-*-helvetica-bold-o-normal-*-*-120-*-*-*-*-*-*' ,
command=self.no_switch)
manual = Checkbutton(proxy_frame,
text="Manual Proxy Configuration ",
variable=self.manual_proxy_enabled,
padx=200, pady=15,
font='-*-helvetica-bold-o-normal-*-*-120-*-*-*-*-*-*',
command=self.manual_switch)
self.he = Entry(manual_right_frame, relief=SUNKEN, width=38)
self.hl = Label(manual_left_frame, relief=FLAT,
text="HTTP Proxy (http://server:port):")
self.fe = Entry(manual_right_frame, relief=SUNKEN, width=38)
self.fl = Label(manual_left_frame, relief=FLAT,
text=" FTP Proxy (http://server:port):",)
self.nl = Label(no_proxy_frame, relief=FLAT,
text="Servers that need no proxy to be reached (www.python.org, .dlib.org):",)
self.ne = Entry(no_proxy_frame, relief=SUNKEN, width=75)
#
# Pack the widgets
frame.pack(expand=1, fill=X)
proxy_frame.pack(expand=1, fill=X)
l.pack(side=TOP)
manual.pack(side=TOP, expand=1, anchor=CENTER, fill=X)
manual_frame.pack(side=TOP, expand=1, fill=X)
self.no.pack(side=TOP, expand=1, anchor=CENTER, fill=X)
no_proxy_frame.pack(side=TOP, expand=1, fill=X)
manual_right_frame.pack(side=RIGHT, expand=1, fill=X)
manual_left_frame.pack(side=LEFT, expand=1, fill=X)
self.nl.pack(side=TOP, expand=1, fill=X)
self.ne.pack(side=BOTTOM, expand=1, fill=X)
self.he.pack(side=TOP, expand=1, fill=X)
self.hl.pack(side=TOP, expand=1, fill=X)
self.fe.pack(side=TOP, expand=1, fill=X)
self.fl.pack(side=TOP, expand=1, fill=X)
#
# Set the initial GUI state based on prefs
self.register_prefs_UI()
manual_proxy_enabled = grailutil.pref_or_getenv('manual_proxy_enabled',
type_name='int')
if manual_proxy_enabled == 1:
self.manual_proxy_enabled.set(1)
else:
self.manual_proxy_enabled.set(0)
no_proxy_enabled = grailutil.pref_or_getenv('no_proxy_enabled', type_name='int')
if no_proxy_enabled == 1:
self.no_proxy_enabled.set(1)
else:
self.no_proxy_enabled.set(0)
self.UpdateLayout()
def protocol_access(url, mode, params, data=None):
scheme, resturl = splittype(url)
if not scheme:
raise IOError, ("protocol error", "no scheme identifier in URL", url)
scheme = string.lower(scheme)
sanitized = regsub.gsub("[^a-zA-Z0-9]", "_", scheme)
#
# Check first to see if proxies are enabled
manual_proxy_enabled = grailutil.pref_or_getenv('manual_proxy_enabled',
type_name='int')
app = grailutil.get_grailapp()
if manual_proxy_enabled:
proxy_name = sanitized + "_proxy"
if manual_proxy_enabled == -1:
#
# We should only get here when there are no user preferences
# for proxies, which should only happen once... so check the
# environment for the rest of the known scheme proxy env vars
# and load them into prefs if they exist.
app.prefs.Set('proxies', 'manual_proxy_enabled', 0)
proxy = None
for next_proxy_name in VALID_PROXIES:
next_proxy = grailutil.pref_or_getenv(next_proxy_name,
check_ok=VALID_PROXIES)
if next_proxy:
app.prefs.Set('proxies', 'manual_proxy_enabled', 1)
if next_proxy_name == proxy_name:
proxy = next_proxy
no_proxy_enabled = grailutil.pref_or_getenv('no_proxy_enabled',
type_name='int')
if no_proxy_enabled == -1:
no_proxy = grailutil.pref_or_getenv('no_proxy')
if no_proxy:
app.prefs.Set('proxies', 'no_proxy_enabled', 1)
else:
app.prefs.Set('proxies', 'no_proxy_enabled', 0)
else:
proxy = grailutil.pref_or_getenv(proxy_name,
check_ok=VALID_PROXIES)
else:
proxy = None
if proxy:
if not valid_proxy(proxy):
error = 'Invalid proxy: ' + proxy
raise IOError, error
no_proxy_enabled = grailutil.pref_or_getenv('no_proxy_enabled',
type_name='int')
if no_proxy_enabled:
no_proxy = grailutil.pref_or_getenv('no_proxy')
else:
no_proxy = None
do_proxy = 1
if no_proxy:
list = map(string.strip, string.split(no_proxy, ","))
url_host, url_remains = splithost(resturl)
url_host = string.lower(url_host or '')
if proxy_exception(url_host, list):
do_proxy = 0
else:
url_host, url_port = splitport(url_host)
if proxy_exception(url_host, list):
do_proxy = 0
if do_proxy:
proxy_scheme, proxy_resturl = splittype(proxy)
proxy_host, proxy_remains = splithost(proxy_resturl)
resturl = (proxy_host, url)
scheme = string.lower(proxy_scheme)
sanitized = regsub.gsub("[^a-zA-Z0-9]", "_", scheme)
## print "Sending", url
## print " to", scheme, "proxy", proxy_host
modname = sanitized + "API"
app = grailutil.get_grailapp()
access = app.find_extension('protocols', sanitized).access
if not access:
raise IOError, ("protocol error", "no class for %s" % scheme)
try:
if data:
return access(resturl, mode, params, data)
else:
return access(resturl, mode, params)
except socket.error, msg:
raise IOError, ("socket error", msg)
def protocol_access(url, mode, params, data=None):
scheme, resturl = splittype(url)
if not scheme:
raise IOError, ("protocol error", "no scheme identifier in URL", url)
scheme = string.lower(scheme)
sanitized = re.sub("[^a-zA-Z0-9]", "_", scheme)
#
# Check first to see if proxies are enabled
manual_proxy_enabled = grailutil.pref_or_getenv('manual_proxy_enabled',
type_name='int')
app = grailutil.get_grailapp()
if manual_proxy_enabled:
proxy_name = sanitized + "_proxy"
if manual_proxy_enabled == -1:
#
# We should only get here when there are no user preferences
# for proxies, which should only happen once... so check the
# environment for the rest of the known scheme proxy env vars
# and load them into prefs if they exist.
app.prefs.Set('proxies', 'manual_proxy_enabled', 0)
proxy = None
for next_proxy_name in VALID_PROXIES:
next_proxy = grailutil.pref_or_getenv(next_proxy_name,
check_ok=VALID_PROXIES)
if next_proxy:
app.prefs.Set('proxies', 'manual_proxy_enabled', 1)
if next_proxy_name == proxy_name:
proxy = next_proxy
no_proxy_enabled = grailutil.pref_or_getenv('no_proxy_enabled',
type_name='int')
if no_proxy_enabled == -1:
no_proxy = grailutil.pref_or_getenv('no_proxy')
if no_proxy:
app.prefs.Set('proxies', 'no_proxy_enabled', 1)
else:
app.prefs.Set('proxies', 'no_proxy_enabled', 0)
else:
proxy = grailutil.pref_or_getenv(proxy_name,
check_ok=VALID_PROXIES)
else:
proxy = None
if proxy:
if not valid_proxy(proxy):
error = 'Invalid proxy: ' + proxy
raise IOError, error
no_proxy_enabled = grailutil.pref_or_getenv('no_proxy_enabled',
type_name='int')
if no_proxy_enabled:
no_proxy = grailutil.pref_or_getenv('no_proxy')
else:
no_proxy = None
do_proxy = 1
if no_proxy:
list = map(string.strip, string.split(no_proxy, ","))
url_host, url_remains = splithost(resturl)
url_host = string.lower(url_host or '')
if proxy_exception(url_host, list):
do_proxy = 0
else:
url_host, url_port = splitport(url_host)
if proxy_exception(url_host, list):
do_proxy = 0
if do_proxy:
proxy_scheme, proxy_resturl = splittype(proxy)
proxy_host, proxy_remains = splithost(proxy_resturl)
resturl = (proxy_host, url)
scheme = string.lower(proxy_scheme)
sanitized = re.sub("[^a-zA-Z0-9]", "_", scheme)
## print "Sending", url
## print " to", scheme, "proxy", proxy_host
modname = sanitized + "API"
app = grailutil.get_grailapp()
ext = app.find_extension('protocols', sanitized)
if ext:
access = ext.access
else:
access = None
if not access:
raise IOError, ("protocol error", "no class for %s" % scheme)
try:
if data:
return access(resturl, mode, params, data)
else:
return access(resturl, mode, params)
except socket.error, msg:
raise IOError, ("socket error", msg)
def CreateLayout(self, name, frame):
"""create a bunch of widgets that look like a prefs panel."""
#
# Set up some frames
proxy_frame = Frame(frame)
manual_frame = Frame(proxy_frame)
manual_right_frame = Frame(manual_frame)
manual_left_frame = Frame(manual_frame)
no_proxy_frame = Frame(proxy_frame)
#
# Establish some booleans to represent the button states
self.no_proxy_enabled = IntVar(frame)
self.manual_proxy_enabled = IntVar(frame)
#
# Create top level widgets
l = Label(proxy_frame, pady=15,
text="A proxy allows your browser to access the Internet through a Firewall.")
self.no = Checkbutton(proxy_frame,
text="Proxy Exceptions List ",
variable=self.no_proxy_enabled,
padx=200, pady=15,
font='-*-helvetica-bold-o-normal-*-*-120-*-*-*-*-*-*' ,
command=self.no_switch)
manual = Checkbutton(proxy_frame,
text="Manual Proxy Configuration ",
variable=self.manual_proxy_enabled,
padx=200, pady=15,
font='-*-helvetica-bold-o-normal-*-*-120-*-*-*-*-*-*',
command=self.manual_switch)
self.he = Entry(manual_right_frame, relief=SUNKEN, width=38)
self.hl = Label(manual_left_frame, relief=FLAT,
text="HTTP Proxy (http://server:port):")
self.fe = Entry(manual_right_frame, relief=SUNKEN, width=38)
self.fl = Label(manual_left_frame, relief=FLAT,
text=" FTP Proxy (http://server:port):",)
self.nl = Label(no_proxy_frame, relief=FLAT,
text="Servers that need no proxy to be reached (www.python.org, .dlib.org):",)
self.ne = Entry(no_proxy_frame, relief=SUNKEN, width=75)
#
# Pack the widgets
frame.pack(expand=1, fill=X)
proxy_frame.pack(expand=1, fill=X)
l.pack(side=TOP)
manual.pack(side=TOP, expand=1, anchor=CENTER, fill=X)
manual_frame.pack(side=TOP, expand=1, fill=X)
self.no.pack(side=TOP, expand=1, anchor=CENTER, fill=X)
no_proxy_frame.pack(side=TOP, expand=1, fill=X)
manual_right_frame.pack(side=RIGHT, expand=1, fill=X)
manual_left_frame.pack(side=LEFT, expand=1, fill=X)
self.nl.pack(side=TOP, expand=1, fill=X)
self.ne.pack(side=BOTTOM, expand=1, fill=X)
self.he.pack(side=TOP, expand=1, fill=X)
self.hl.pack(side=TOP, expand=1, fill=X)
self.fe.pack(side=TOP, expand=1, fill=X)
self.fl.pack(side=TOP, expand=1, fill=X)
#
# Set the initial GUI state based on prefs
self.register_prefs_UI()
manual_proxy_enabled = grailutil.pref_or_getenv('manual_proxy_enabled',
type_name='int')
if manual_proxy_enabled == 1:
self.manual_proxy_enabled.set(1)
else:
self.manual_proxy_enabled.set(0)
no_proxy_enabled = grailutil.pref_or_getenv('no_proxy_enabled', type_name='int')
if no_proxy_enabled == 1:
self.no_proxy_enabled.set(1)
else:
self.no_proxy_enabled.set(0)
self.UpdateLayout()
