276 lines
12 KiB
Python
276 lines
12 KiB
Python
import re
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import sys
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import json
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from Config import config
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from Plugin import PluginManager
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from Crypt import CryptBitcoin
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from . import UserPlugin
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from util.Flag import flag
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from Translate import translate as _
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# We can only import plugin host clases after the plugins are loaded
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@PluginManager.afterLoad
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def importPluginnedClasses():
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global UserManager
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from User import UserManager
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try:
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local_master_addresses = set(json.load(open("%s/users.json" % config.data_dir)).keys()) # Users in users.json
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except Exception as err:
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local_master_addresses = set()
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@PluginManager.registerTo("UiRequest")
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class UiRequestPlugin(object):
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def __init__(self, *args, **kwargs):
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self.user_manager = UserManager.user_manager
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super(UiRequestPlugin, self).__init__(*args, **kwargs)
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# Create new user and inject user welcome message if necessary
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# Return: Html body also containing the injection
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def actionWrapper(self, path, extra_headers=None):
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match = re.match("/(?P<address>[A-Za-z0-9\._-]+)(?P<inner_path>/.*|$)", path)
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if not match:
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return False
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inner_path = match.group("inner_path").lstrip("/")
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html_request = "." not in inner_path or inner_path.endswith(".html") # Only inject html to html requests
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user_created = False
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if html_request:
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user = self.getCurrentUser() # Get user from cookie
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if not user: # No user found by cookie
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user = self.user_manager.create()
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user_created = True
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else:
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user = None
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# Disable new site creation if --multiuser_no_new_sites enabled
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if config.multiuser_no_new_sites:
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path_parts = self.parsePath(path)
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if not self.server.site_manager.get(match.group("address")) and (not user or user.master_address not in local_master_addresses):
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self.sendHeader(404)
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return self.formatError("Not Found", "Adding new sites disabled on this proxy", details=False)
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if user_created:
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if not extra_headers:
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extra_headers = {}
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extra_headers['Set-Cookie'] = "master_address=%s;path=/;max-age=2592000;" % user.master_address # = 30 days
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loggedin = self.get.get("login") == "done"
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back_generator = super(UiRequestPlugin, self).actionWrapper(path, extra_headers) # Get the wrapper frame output
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if not back_generator: # Wrapper error or not string returned, injection not possible
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return False
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elif loggedin:
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back = next(back_generator)
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inject_html = """
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<!-- Multiser plugin -->
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<script nonce="{script_nonce}">
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setTimeout(function() {
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zeroframe.cmd("wrapperNotification", ["done", "{message}<br><small>You have been logged in successfully</small>", 5000])
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}, 1000)
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</script>
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</body>
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</html>
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""".replace("\t", "")
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if user.master_address in local_master_addresses:
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message = "Hello master!"
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else:
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message = "Hello again!"
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inject_html = inject_html.replace("{message}", message)
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inject_html = inject_html.replace("{script_nonce}", self.getScriptNonce())
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return iter([re.sub(b"</body>\s*</html>\s*$", inject_html.encode(), back)]) # Replace the </body></html> tags with the injection
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else: # No injection necessary
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return back_generator
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# Get the current user based on request's cookies
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# Return: User object or None if no match
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def getCurrentUser(self):
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cookies = self.getCookies()
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user = None
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if "master_address" in cookies:
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users = self.user_manager.list()
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user = users.get(cookies["master_address"])
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return user
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@PluginManager.registerTo("UiWebsocket")
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class UiWebsocketPlugin(object):
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def __init__(self, *args, **kwargs):
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if config.multiuser_no_new_sites:
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flag.no_multiuser(self.actionMergerSiteAdd)
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super(UiWebsocketPlugin, self).__init__(*args, **kwargs)
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# Let the page know we running in multiuser mode
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def formatServerInfo(self):
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server_info = super(UiWebsocketPlugin, self).formatServerInfo()
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server_info["multiuser"] = True
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if "ADMIN" in self.site.settings["permissions"]:
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server_info["master_address"] = self.user.master_address
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is_multiuser_admin = config.multiuser_local or self.user.master_address in local_master_addresses
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server_info["multiuser_admin"] = is_multiuser_admin
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return server_info
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# Show current user's master seed
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@flag.admin
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def actionUserShowMasterSeed(self, to):
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message = "<b style='padding-top: 5px; display: inline-block'>Your unique private key:</b>"
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message += "<div style='font-size: 84%%; background-color: #FFF0AD; padding: 5px 8px; margin: 9px 0px'>%s</div>" % self.user.master_seed
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message += "<small>(Save it, you can access your account using this information)</small>"
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self.cmd("notification", ["info", message])
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# Logout user
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@flag.admin
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def actionUserLogout(self, to):
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message = "<b>You have been logged out.</b> <a href='#Login' class='button' id='button_notification'>Login to another account</a>"
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self.cmd("notification", ["done", message, 1000000]) # 1000000 = Show ~forever :)
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script = "document.cookie = 'master_address=; expires=Thu, 01 Jan 1970 00:00:00 UTC; path=/';"
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script += "$('#button_notification').on('click', function() { zeroframe.cmd(\"userLoginForm\", []); });"
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self.cmd("injectScript", script)
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# Delete from user_manager
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user_manager = UserManager.user_manager
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if self.user.master_address in user_manager.users:
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if not config.multiuser_local:
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del user_manager.users[self.user.master_address]
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self.response(to, "Successful logout")
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else:
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self.response(to, "User not found")
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@flag.admin
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def actionUserSet(self, to, master_address):
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user_manager = UserManager.user_manager
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user = user_manager.get(master_address)
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if not user:
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raise Exception("No user found")
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script = "document.cookie = 'master_address=%s;path=/;max-age=2592000;';" % master_address
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script += "zeroframe.cmd('wrapperReload', ['login=done']);"
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self.cmd("notification", ["done", "Successful login, reloading page..."])
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self.cmd("injectScript", script)
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self.response(to, "ok")
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@flag.admin
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def actionUserSelectForm(self, to):
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if not config.multiuser_local:
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raise Exception("Only allowed in multiuser local mode")
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user_manager = UserManager.user_manager
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body = "<span style='padding-bottom: 5px; display: inline-block'>" + "Change account:" + "</span>"
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for master_address, user in user_manager.list().items():
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is_active = self.user.master_address == master_address
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if user.certs:
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first_cert = next(iter(user.certs.keys()))
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title = "%s@%s" % (user.certs[first_cert]["auth_user_name"], first_cert)
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else:
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title = user.master_address
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if len(user.sites) < 2 and not is_active: # Avoid listing ad-hoc created users
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continue
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if is_active:
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css_class = "active"
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else:
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css_class = "noclass"
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body += "<a href='#Select+user' class='select select-close user %s' title='%s'>%s</a>" % (css_class, user.master_address, title)
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script = """
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$(".notification .select.user").on("click", function() {
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$(".notification .select").removeClass('active')
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zeroframe.response(%s, this.title)
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return false
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})
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""" % self.next_message_id
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self.cmd("notification", ["ask", body], lambda master_address: self.actionUserSet(to, master_address))
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self.cmd("injectScript", script)
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# Show login form
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def actionUserLoginForm(self, to):
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self.cmd("prompt", ["<b>Login</b><br>Your private key:", "password", "Login"], self.responseUserLogin)
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# Login form submit
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def responseUserLogin(self, master_seed):
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user_manager = UserManager.user_manager
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user = user_manager.get(CryptBitcoin.privatekeyToAddress(master_seed))
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if not user:
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user = user_manager.create(master_seed=master_seed)
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if user.master_address:
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script = "document.cookie = 'master_address=%s;path=/;max-age=2592000;';" % user.master_address
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script += "zeroframe.cmd('wrapperReload', ['login=done']);"
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self.cmd("notification", ["done", "Successful login, reloading page..."])
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self.cmd("injectScript", script)
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else:
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self.cmd("notification", ["error", "Error: Invalid master seed"])
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self.actionUserLoginForm(0)
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def hasCmdPermission(self, cmd):
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flags = flag.db.get(self.getCmdFuncName(cmd), ())
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is_public_proxy_user = not config.multiuser_local and self.user.master_address not in local_master_addresses
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if is_public_proxy_user and "no_multiuser" in flags:
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self.cmd("notification", ["info", _("This function ({cmd}) is disabled on this proxy!")])
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return False
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else:
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return super(UiWebsocketPlugin, self).hasCmdPermission(cmd)
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def actionCertAdd(self, *args, **kwargs):
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super(UiWebsocketPlugin, self).actionCertAdd(*args, **kwargs)
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master_seed = self.user.master_seed
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message = """
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<style>
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.masterseed {
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font-size: 85%; background-color: #FFF0AD; padding: 5px 8px; margin: 9px 0px; width: 100%;
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box-sizing: border-box; border: 0px; text-align: center; cursor: pointer;
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}
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</style>
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<b>Hello, welcome to ZeroProxy!</b><div style='margin-top: 8px'>A new, unique account created for you:</div>
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<input type='text' class='masterseed' id='button_notification_masterseed' value='Click here to show' readonly/>
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<div style='text-align: center; font-size: 85%; margin-bottom: 10px;'>
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or <a href='#Download' id='button_notification_download'
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class='masterseed_download' download='zeronet_private_key.backup'>Download backup as text file</a>
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</div>
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<div>
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This is your private key, <b>save it</b>, so you can login next time.<br>
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<b>Warning: Without this key, your account will be lost forever!</b>
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</div><br>
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<a href='#' class='button' style='margin-left: 0px'>Ok, Saved it!</a><br><br>
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<small>This site allows you to browse ZeroNet content, but if you want to secure your account <br>
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and help to keep the network alive, then please run your own <a href='https://zeronet.io' target='_blank'>ZeroNet client</a>.</small>
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"""
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self.cmd("notification", ["info", message])
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script = """
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$("#button_notification_masterseed").on("click", function() {
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this.value = "{master_seed}"; this.setSelectionRange(0,100);
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})
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$("#button_notification_download").on("mousedown", function() {
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this.href = window.URL.createObjectURL(new Blob(["ZeroNet user master seed:\\r\\n{master_seed}"]))
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})
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""".replace("{master_seed}", master_seed)
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self.cmd("injectScript", script)
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def actionPermissionAdd(self, to, permission):
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is_public_proxy_user = not config.multiuser_local and self.user.master_address not in local_master_addresses
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if permission == "NOSANDBOX" and is_public_proxy_user:
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self.cmd("notification", ["info", "You can't disable sandbox on this proxy!"])
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self.response(to, {"error": "Denied by proxy"})
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return False
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else:
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return super(UiWebsocketPlugin, self).actionPermissionAdd(to, permission)
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@PluginManager.registerTo("ConfigPlugin")
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class ConfigPlugin(object):
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def createArguments(self):
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group = self.parser.add_argument_group("Multiuser plugin")
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group.add_argument('--multiuser_local', help="Enable unsafe Ui functions and write users to disk", action='store_true')
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group.add_argument('--multiuser_no_new_sites', help="Denies adding new sites by normal users", action='store_true')
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return super(ConfigPlugin, self).createArguments()
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