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82 lines
2.5 KiB
Python
82 lines
2.5 KiB
Python
# Copyright (C) 2013 Daniel Narvaez
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the
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# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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# Boston, MA 02111-1307, USA.
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import json
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import os
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from gi.repository import Gtk
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from gi.repository import WebKit2
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from gwebsockets.server import Server
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from sugar3.activity import activity
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class ActivityAPI:
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def __init__(self, activity):
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self._activity = activity
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def close(self):
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self._activity.close()
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class HTMLActivity(activity.Activity):
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def __init__(self, handle):
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activity.Activity.__init__(self, handle)
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self._web_view = WebKit2.WebView()
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self.set_canvas(self._web_view)
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self._web_view.show()
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self._authenticated = False
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self._server = Server()
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self._server.connect("session-started", self._session_started_cb)
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port = self._server.start()
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index_path = os.path.join(activity.get_bundle_path(), "index.html")
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self._key = os.urandom(16).encode("hex")
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self._web_view.load_uri("file://%s?port=%s&key=%s" %
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(index_path, port, self._key))
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self._apis = {}
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self._apis["activity"] = ActivityAPI(self)
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def _session_started_cb(self, server, session):
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session.connect("message-received", self._message_received_cb)
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def _message_received_cb(self, session, message):
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request = json.loads(message.data)
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if request["method"] == "authenticate":
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if self._key == request["params"][0]:
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self._authenticated = True
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return
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if not self._authenticated:
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return
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api_name, method_name = request["method"].split(".")
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method = getattr(self._apis[api_name], method_name)
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result = method(*request["params"])
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response = {"result": result,
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"error": None,
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"id": request["id"]}
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session.send_message(json.dumps(response))
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