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from aiohttp.web import Application, run_app, static
from aiohttp_jinja2 import setup as jinja_setup
from jinja2 import FileSystemLoader
from os import getenv, path
from asyncio import get_event_loop
from json import loads, dumps
from loader import Loader
from injector import inject_to_tab, get_tabs
from utilities import util_methods
CONFIG = {
"plugin_path": getenv("PLUGIN_PATH", "/home/deck/homebrew/plugins"),
"server_host": getenv("SERVER_HOST", "127.0.0.1"),
"server_port": int(getenv("SERVER_PORT", "1337"))
}
class PluginManager:
def __init__(self) -> None:
self.loop = get_event_loop()
self.web_app = Application()
self.plugin_loader = Loader(self.web_app, CONFIG["plugin_path"])
jinja_setup(self.web_app, loader=FileSystemLoader(path.join(path.dirname(__file__), 'templates')))
self.web_app.on_startup.append(self.inject_javascript)
self.web_app.add_routes([static("/static", path.join(path.dirname(__file__), 'static'))])
self.loop.create_task(self.method_call_listener())
async def resolve_method_call(self, tab, call_id, response):
await tab._send_devtools_cmd({
"id": 1,
"method": "Runtime.evaluate",
"params": {
"expression": "resolveMethodCall({}, {})".format(call_id, dumps(response)),
"userGesture": True
}
}, receive=False)
async def handle_method_call(self, method, tab):
res = {}
try:
if method["method"] == "plugin_method":
res["result"] = await self.plugin_loader.handle_plugin_method_call(
method["args"]["plugin_name"],
method["args"]["method_name"],
**method["args"]["args"]
)
res["success"] = True
else:
r = await util_methods[method["method"]](**method["args"])
res["result"] = r
res["success"] = True
except Exception as e:
res["result"] = str(e)
res["success"] = False
finally:
await self.resolve_method_call(tab, method["id"], res)
async def method_call_listener(self):
tab = next((i for i in await get_tabs() if i.title == "QuickAccess"), None)
await tab.open_websocket()
await tab._send_devtools_cmd({"id": 1, "method": "Runtime.discardConsoleEntries"})
await tab._send_devtools_cmd({"id": 1, "method": "Runtime.enable"})
async for message in tab.listen_for_message():
data = message.json()
if not "id" in data and data["method"] == "Runtime.consoleAPICalled" and data["params"]["type"] == "debug":
method = loads(data["params"]["args"][0]["value"])
self.loop.create_task(self.handle_method_call(method, tab))
async def inject_javascript(self, request=None):
await inject_to_tab("QuickAccess", open(path.join(path.dirname(__file__), "static/plugin_page.js"), "r").read())
def run(self):
return run_app(self.web_app, host=CONFIG["server_host"], port=CONFIG["server_port"], loop=self.loop)
if __name__ == "__main__":
PluginManager().run()
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