343 lines
11 KiB
Python
343 lines
11 KiB
Python
import time, re, os, mimetypes, json, cgi
|
|
from Config import config
|
|
from Site import SiteManager
|
|
from User import UserManager
|
|
from Plugin import PluginManager
|
|
from Ui.UiWebsocket import UiWebsocket
|
|
|
|
status_texts = {
|
|
200: "200 OK",
|
|
400: "400 Bad Request",
|
|
403: "403 Forbidden",
|
|
404: "404 Not Found",
|
|
}
|
|
|
|
|
|
@PluginManager.acceptPlugins
|
|
class UiRequest(object):
|
|
def __init__(self, server = None):
|
|
if server:
|
|
self.server = server
|
|
self.log = server.log
|
|
self.get = {} # Get parameters
|
|
self.env = {} # Enviroment settings
|
|
self.user = None
|
|
self.start_response = None # Start response function
|
|
|
|
|
|
# Call the request handler function base on path
|
|
def route(self, path):
|
|
if config.ui_restrict and self.env['REMOTE_ADDR'] != config.ui_restrict: # Restict Ui access by ip
|
|
return self.error403()
|
|
|
|
if path == "/":
|
|
return self.actionIndex()
|
|
elif path == "/favicon.ico":
|
|
return self.actionFile("src/Ui/media/img/favicon.ico")
|
|
# Media
|
|
elif path.startswith("/uimedia/"):
|
|
return self.actionUiMedia(path)
|
|
elif path.startswith("/media"):
|
|
return self.actionSiteMedia(path)
|
|
# Websocket
|
|
elif path == "/Websocket":
|
|
return self.actionWebsocket()
|
|
# Debug
|
|
elif path == "/Debug" and config.debug:
|
|
return self.actionDebug()
|
|
elif path == "/Console" and config.debug:
|
|
return self.actionConsole()
|
|
# Site media wrapper
|
|
else:
|
|
body = self.actionWrapper(path)
|
|
if body:
|
|
return body
|
|
else:
|
|
func = getattr(self, "action"+path.lstrip("/"), None) # Check if we have action+request_path function
|
|
if func:
|
|
return func()
|
|
else:
|
|
return self.error404(path)
|
|
|
|
|
|
# Get mime by filename
|
|
def getContentType(self, file_name):
|
|
content_type = mimetypes.guess_type(file_name)[0]
|
|
if not content_type:
|
|
if file_name.endswith("json"): # Correct json header
|
|
content_type = "application/json"
|
|
else:
|
|
content_type = "application/octet-stream"
|
|
return content_type
|
|
|
|
|
|
# Returns: <dict> Cookies based on self.env
|
|
def getCookies(self):
|
|
raw_cookies = self.env.get('HTTP_COOKIE')
|
|
if raw_cookies:
|
|
cookies = cgi.parse_qsl(raw_cookies)
|
|
return {key.strip(): val for key, val in cookies}
|
|
else:
|
|
return {}
|
|
|
|
|
|
def getCurrentUser(self):
|
|
if self.user: return self.user # Cache
|
|
self.user = UserManager.user_manager.get() # Get user
|
|
if not self.user:
|
|
self.user = UserManager.user_manager.create()
|
|
return self.user
|
|
|
|
|
|
# Send response headers
|
|
def sendHeader(self, status=200, content_type="text/html", extra_headers=[]):
|
|
if content_type == "text/html": content_type = "text/html; charset=utf-8"
|
|
headers = []
|
|
headers.append(("Version", "HTTP/1.1"))
|
|
headers.append(("Access-Control-Allow-Origin", "*")) # Allow json access
|
|
headers.append(("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept")) # Allow json access
|
|
headers.append(("Cache-Control", "no-cache, no-store, private, must-revalidate, max-age=0")) # No caching at all
|
|
#headers.append(("Cache-Control", "public, max-age=604800")) # Cache 1 week
|
|
headers.append(("Content-Type", content_type))
|
|
for extra_header in extra_headers:
|
|
headers.append(extra_header)
|
|
self.start_response(status_texts[status], headers)
|
|
|
|
|
|
# Renders a template
|
|
def render(self, template_path, *args, **kwargs):
|
|
#template = SimpleTemplate(open(template_path), lookup=[os.path.dirname(template_path)])
|
|
#yield str(template.render(*args, **kwargs).encode("utf8"))
|
|
template = open(template_path).read().decode("utf8")
|
|
return template.format(**kwargs).encode("utf8")
|
|
|
|
|
|
# - Actions -
|
|
|
|
# Redirect to an url
|
|
def actionRedirect(self, url):
|
|
self.start_response('301 Redirect', [('Location', url)])
|
|
yield "Location changed: %s" % url
|
|
|
|
|
|
def actionIndex(self):
|
|
return self.actionRedirect("/"+config.homepage)
|
|
|
|
|
|
# Render a file from media with iframe site wrapper
|
|
def actionWrapper(self, path, extra_headers=[]):
|
|
if "." in path and not path.endswith(".html"): return self.actionSiteMedia("/media"+path) # Only serve html files with frame
|
|
if self.get.get("wrapper") == "False": return self.actionSiteMedia("/media"+path) # Only serve html files with frame
|
|
if self.env.get("HTTP_X_REQUESTED_WITH"): return self.error403() # No ajax allowed on wrapper
|
|
|
|
match = re.match("/(?P<site>[A-Za-z0-9]+)(?P<inner_path>/.*|$)", path)
|
|
if match:
|
|
inner_path = match.group("inner_path").lstrip("/")
|
|
if not inner_path: inner_path = "index.html" # If inner path defaults to index.html
|
|
|
|
site = self.server.sites.get(match.group("site"))
|
|
if site and site.content_manager.contents.get("content.json") and (not site.getReachableBadFiles() or site.settings["own"]): # Its downloaded or own
|
|
title = site.content_manager.contents["content.json"]["title"]
|
|
else:
|
|
title = "Loading %s..." % match.group("site")
|
|
site = SiteManager.need(match.group("site")) # Start download site
|
|
if not site: return False
|
|
|
|
extra_headers.append(("X-Frame-Options", "DENY"))
|
|
|
|
self.sendHeader(extra_headers=extra_headers)
|
|
|
|
# Wrapper variable inits
|
|
query_string = ""
|
|
body_style = ""
|
|
meta_tags = ""
|
|
|
|
if self.env.get("QUERY_STRING"): query_string = "?"+self.env["QUERY_STRING"]
|
|
if site.content_manager.contents.get("content.json") : # Got content.json
|
|
content = site.content_manager.contents["content.json"]
|
|
if content.get("background-color"):
|
|
body_style += "background-color: "+cgi.escape(site.content_manager.contents["content.json"]["background-color"], True)+";"
|
|
if content.get("viewport"):
|
|
meta_tags += '<meta name="viewport" id="viewport" content="%s">' % cgi.escape(content["viewport"], True)
|
|
|
|
return self.render("src/Ui/template/wrapper.html",
|
|
inner_path=inner_path,
|
|
address=match.group("site"),
|
|
title=title,
|
|
body_style=body_style,
|
|
meta_tags=meta_tags,
|
|
query_string=query_string,
|
|
wrapper_key=site.settings["wrapper_key"],
|
|
permissions=json.dumps(site.settings["permissions"]),
|
|
show_loadingscreen=json.dumps(not site.storage.isFile(inner_path)),
|
|
homepage=config.homepage
|
|
)
|
|
|
|
else: # Bad url
|
|
return False
|
|
|
|
|
|
# Serve a media for site
|
|
def actionSiteMedia(self, path):
|
|
path = path.replace("/index.html/", "/") # Base Backward compatibility fix
|
|
|
|
match = re.match("/media/(?P<site>[A-Za-z0-9]+)/(?P<inner_path>.*)", path)
|
|
|
|
referer = self.env.get("HTTP_REFERER")
|
|
if referer: # Only allow same site to receive media
|
|
referer = re.sub("http://.*?/", "/", referer) # Remove server address
|
|
referer = referer.replace("/media", "") # Media
|
|
if not referer.startswith("/"+match.group("site")): return self.error403() # Referer not starts same address as requested path
|
|
|
|
if match: # Looks like a valid path
|
|
file_path = "data/%s/%s" % (match.group("site"), match.group("inner_path"))
|
|
allowed_dir = os.path.abspath("data/%s" % match.group("site")) # Only files within data/sitehash allowed
|
|
if ".." in file_path or not os.path.dirname(os.path.abspath(file_path)).startswith(allowed_dir): # File not in allowed path
|
|
return self.error403()
|
|
else:
|
|
if config.debug and file_path.split("/")[-1].startswith("all."): # When debugging merge *.css to all.css and *.js to all.js
|
|
site = self.server.sites.get(match.group("site"))
|
|
if site.settings["own"]:
|
|
from Debug import DebugMedia
|
|
DebugMedia.merge(file_path)
|
|
if os.path.isfile(file_path): # File exits
|
|
return self.actionFile(file_path)
|
|
else: # File not exits, try to download
|
|
site = SiteManager.need(match.group("site"), all_file=False)
|
|
self.sendHeader(content_type=self.getContentType(file_path)) # ?? Get Exception without this
|
|
result = site.needFile(match.group("inner_path"), priority=1) # Wait until file downloads
|
|
return self.actionFile(file_path)
|
|
|
|
else: # Bad url
|
|
return self.error404(path)
|
|
|
|
|
|
# Serve a media for ui
|
|
def actionUiMedia(self, path):
|
|
match = re.match("/uimedia/(?P<inner_path>.*)", path)
|
|
if match: # Looks like a valid path
|
|
file_path = "src/Ui/media/%s" % match.group("inner_path")
|
|
allowed_dir = os.path.abspath("src/Ui/media") # Only files within data/sitehash allowed
|
|
if ".." in file_path or not os.path.dirname(os.path.abspath(file_path)).startswith(allowed_dir): # File not in allowed path
|
|
return self.error403()
|
|
else:
|
|
if config.debug and match.group("inner_path").startswith("all."): # When debugging merge *.css to all.css and *.js to all.js
|
|
from Debug import DebugMedia
|
|
DebugMedia.merge(file_path)
|
|
return self.actionFile(file_path)
|
|
else: # Bad url
|
|
return self.error400()
|
|
|
|
|
|
# Stream a file to client
|
|
def actionFile(self, file_path, block_size = 64*1024):
|
|
if os.path.isfile(file_path):
|
|
# Try to figure out content type by extension
|
|
content_type = self.getContentType(file_path)
|
|
|
|
self.sendHeader(content_type = content_type) # TODO: Dont allow external access: extra_headers=[("Content-Security-Policy", "default-src 'unsafe-inline' data: http://localhost:43110 ws://localhost:43110")]
|
|
if self.env["REQUEST_METHOD"] != "OPTIONS":
|
|
file = open(file_path, "rb")
|
|
while 1:
|
|
try:
|
|
block = file.read(block_size)
|
|
if block:
|
|
yield block
|
|
else:
|
|
raise StopIteration
|
|
except StopIteration:
|
|
file.close()
|
|
break
|
|
else: # File not exits
|
|
yield self.error404(file_path)
|
|
|
|
|
|
# On websocket connection
|
|
def actionWebsocket(self):
|
|
ws = self.env.get("wsgi.websocket")
|
|
if ws:
|
|
wrapper_key = self.get["wrapper_key"]
|
|
# Find site by wrapper_key
|
|
site = None
|
|
for site_check in self.server.sites.values():
|
|
if site_check.settings["wrapper_key"] == wrapper_key: site = site_check
|
|
|
|
if site: # Correct wrapper key
|
|
user = self.getCurrentUser()
|
|
if not user:
|
|
self.log.error("No user found")
|
|
return self.error403()
|
|
ui_websocket = UiWebsocket(ws, site, self.server, user)
|
|
site.websockets.append(ui_websocket) # Add to site websockets to allow notify on events
|
|
ui_websocket.start()
|
|
for site_check in self.server.sites.values(): # Remove websocket from every site (admin sites allowed to join other sites event channels)
|
|
if ui_websocket in site_check.websockets:
|
|
site_check.websockets.remove(ui_websocket)
|
|
return "Bye."
|
|
else: # No site found by wrapper key
|
|
self.log.error("Wrapper key not found: %s" % wrapper_key)
|
|
return self.error403()
|
|
else:
|
|
start_response("400 Bad Request", [])
|
|
return "Not a websocket!"
|
|
|
|
|
|
# Debug last error
|
|
def actionDebug(self):
|
|
# Raise last error from DebugHook
|
|
import sys
|
|
last_error = sys.modules["main"].DebugHook.last_error
|
|
if last_error:
|
|
raise last_error[0], last_error[1], last_error[2]
|
|
else:
|
|
self.sendHeader()
|
|
yield "No error! :)"
|
|
|
|
|
|
# Just raise an error to get console
|
|
def actionConsole(self):
|
|
import sys
|
|
sites = self.server.sites
|
|
main = sys.modules["main"]
|
|
raise Exception("Here is your console")
|
|
|
|
|
|
# - Tests -
|
|
|
|
def actionTestStream(self):
|
|
self.sendHeader()
|
|
yield " "*1080 # Overflow browser's buffer
|
|
yield "He"
|
|
time.sleep(1)
|
|
yield "llo!"
|
|
yield "Running websockets: %s" % len(self.server.websockets)
|
|
self.server.sendMessage("Hello!")
|
|
|
|
|
|
# - Errors -
|
|
|
|
# Send bad request error
|
|
def error400(self):
|
|
self.sendHeader(400)
|
|
return "Bad Request"
|
|
|
|
|
|
# You are not allowed to access this
|
|
def error403(self):
|
|
self.sendHeader(403)
|
|
return "Forbidden"
|
|
|
|
|
|
# Send file not found error
|
|
def error404(self, path = None):
|
|
self.sendHeader(404)
|
|
return "Not Found: %s" % path
|
|
|
|
# - Reload for eaiser developing -
|
|
def reload(self):
|
|
import imp, sys
|
|
global UiWebsocket
|
|
UiWebsocket = imp.load_source("UiWebsocket", "src/Ui/UiWebsocket.py").UiWebsocket
|
|
#reload(sys.modules["User.UserManager"])
|
|
#UserManager.reloadModule()
|
|
#self.user = UserManager.user_manager.getCurrent()
|