From 4db743d01f30fef66d655d7e898fb3c201cfad3d Mon Sep 17 00:00:00 2001
From: Yuval Aboulafia <yuval.abou@gmail.com>
Date: Tue, 26 Oct 2021 20:32:22 +0200
Subject: [PATCH] Remove Huawei Router (ADR-0004) (#57136)

---
 .coveragerc                                   |   1 -
 CODEOWNERS                                    |   1 -
 .../components/huawei_router/__init__.py      |   1 -
 .../huawei_router/device_tracker.py           | 156 ------------------
 .../components/huawei_router/manifest.json    |   7 -
 5 files changed, 166 deletions(-)
 delete mode 100644 homeassistant/components/huawei_router/__init__.py
 delete mode 100644 homeassistant/components/huawei_router/device_tracker.py
 delete mode 100644 homeassistant/components/huawei_router/manifest.json

diff --git a/.coveragerc b/.coveragerc
index fe268171b33..eb8b643d1b6 100644
--- a/.coveragerc
+++ b/.coveragerc
@@ -457,7 +457,6 @@ omit =
     homeassistant/components/hp_ilo/sensor.py
     homeassistant/components/htu21d/sensor.py
     homeassistant/components/huawei_lte/*
-    homeassistant/components/huawei_router/device_tracker.py
     homeassistant/components/hue/light.py
     homeassistant/components/hunterdouglas_powerview/__init__.py
     homeassistant/components/hunterdouglas_powerview/scene.py
diff --git a/CODEOWNERS b/CODEOWNERS
index 12ab4d6b472..a1eb8373f21 100644
--- a/CODEOWNERS
+++ b/CODEOWNERS
@@ -227,7 +227,6 @@ homeassistant/components/homematic/* @pvizeli @danielperna84
 homeassistant/components/honeywell/* @rdfurman
 homeassistant/components/http/* @home-assistant/core
 homeassistant/components/huawei_lte/* @scop @fphammerle
-homeassistant/components/huawei_router/* @abmantis
 homeassistant/components/hue/* @balloob @frenck
 homeassistant/components/huisbaasje/* @dennisschroer
 homeassistant/components/humidifier/* @home-assistant/core @Shulyaka
diff --git a/homeassistant/components/huawei_router/__init__.py b/homeassistant/components/huawei_router/__init__.py
deleted file mode 100644
index 861809992c6..00000000000
--- a/homeassistant/components/huawei_router/__init__.py
+++ /dev/null
@@ -1 +0,0 @@
-"""The huawei_router component."""
diff --git a/homeassistant/components/huawei_router/device_tracker.py b/homeassistant/components/huawei_router/device_tracker.py
deleted file mode 100644
index d4882f0a499..00000000000
--- a/homeassistant/components/huawei_router/device_tracker.py
+++ /dev/null
@@ -1,156 +0,0 @@
-"""Support for HUAWEI routers."""
-import base64
-from collections import namedtuple
-import logging
-import re
-
-import requests
-import voluptuous as vol
-
-from homeassistant.components.device_tracker import (
-    DOMAIN,
-    PLATFORM_SCHEMA as PARENT_PLATFORM_SCHEMA,
-    DeviceScanner,
-)
-from homeassistant.const import CONF_HOST, CONF_PASSWORD, CONF_USERNAME
-import homeassistant.helpers.config_validation as cv
-
-_LOGGER = logging.getLogger(__name__)
-
-PLATFORM_SCHEMA = PARENT_PLATFORM_SCHEMA.extend(
-    {
-        vol.Required(CONF_HOST): cv.string,
-        vol.Required(CONF_PASSWORD): cv.string,
-        vol.Required(CONF_USERNAME): cv.string,
-    }
-)
-
-
-def get_scanner(hass, config):
-    """Validate the configuration and return a HUAWEI scanner."""
-    scanner = HuaweiDeviceScanner(config[DOMAIN])
-
-    return scanner
-
-
-Device = namedtuple("Device", ["name", "ip", "mac", "state"])
-
-
-class HuaweiDeviceScanner(DeviceScanner):
-    """This class queries a router running HUAWEI firmware."""
-
-    ARRAY_REGEX = re.compile(r"var UserDevinfo = new Array\((.*)null\);")
-    DEVICE_REGEX = re.compile(r"new USERDevice\((.*?)\),")
-    DEVICE_ATTR_REGEX = re.compile(
-        '"(?P<Domain>.*?)","(?P<IpAddr>.*?)",'
-        '"(?P<MacAddr>.*?)","(?P<Port>.*?)",'
-        '"(?P<IpType>.*?)","(?P<DevType>.*?)",'
-        '"(?P<DevStatus>.*?)","(?P<PortType>.*?)",'
-        '"(?P<Time>.*?)","(?P<HostName>.*?)",'
-        '"(?P<IPv4Enabled>.*?)","(?P<IPv6Enabled>.*?)",'
-        '"(?P<DeviceType>.*?)"'
-    )
-    LOGIN_COOKIE = {"Cookie": "body:Language:portuguese:id=-1"}
-
-    def __init__(self, config):
-        """Initialize the scanner."""
-        self.host = config[CONF_HOST]
-        self.username = config[CONF_USERNAME]
-        self.password = base64.b64encode(bytes(config[CONF_PASSWORD], "utf-8"))
-
-        self.last_results = []
-
-    def scan_devices(self):
-        """Scan for new devices and return a list with found device IDs."""
-        self._update_info()
-        return [client.mac for client in self.last_results]
-
-    def get_device_name(self, device):
-        """Return the name of the given device or None if we don't know."""
-        if not self.last_results:
-            return None
-        for client in self.last_results:
-            if client.mac == device:
-                return client.name
-        return None
-
-    def _update_info(self):
-        """Ensure the information from the router is up to date.
-
-        Return boolean if scanning successful.
-        """
-        data = self._get_data()
-        if not data:
-            return False
-
-        active_clients = [client for client in data if client.state]
-        self.last_results = active_clients
-
-        _LOGGER.debug(
-            "Active clients: %s",
-            "\n".join(f"{client.mac} {client.name}" for client in active_clients),
-        )
-        return True
-
-    def _get_data(self):
-        """Get the devices' data from the router.
-
-        Returns a list with all the devices known to the router DHCP server.
-        """
-        array_regex_res = self.ARRAY_REGEX.search(self._get_devices_response())
-
-        devices = []
-        if array_regex_res:
-            device_regex_res = self.DEVICE_REGEX.findall(array_regex_res.group(1))
-
-            for device in device_regex_res:
-                device_attrs_regex_res = self.DEVICE_ATTR_REGEX.search(device)
-
-                devices.append(
-                    Device(
-                        device_attrs_regex_res.group("HostName"),
-                        device_attrs_regex_res.group("IpAddr"),
-                        device_attrs_regex_res.group("MacAddr"),
-                        device_attrs_regex_res.group("DevStatus") == "Online",
-                    )
-                )
-
-        return devices
-
-    def _get_devices_response(self):
-        """Get the raw string with the devices from the router."""
-        cnt = requests.post(f"http://{self.host}/asp/GetRandCount.asp")
-        cnt_str = str(cnt.content, cnt.apparent_encoding, errors="replace")
-
-        _LOGGER.debug("Logging in")
-        cookie = requests.post(
-            f"http://{self.host}/login.cgi",
-            data=[
-                ("UserName", self.username),
-                ("PassWord", self.password),
-                ("x.X_HW_Token", cnt_str),
-            ],
-            cookies=self.LOGIN_COOKIE,
-        )
-
-        _LOGGER.debug("Requesting lan user info update")
-        # this request is needed or else some devices' state won't be updated
-        requests.get(
-            f"http://{self.host}/html/bbsp/common/lanuserinfo.asp",
-            cookies=cookie.cookies,
-        )
-
-        _LOGGER.debug("Requesting lan user info data")
-        devices = requests.get(
-            f"http://{self.host}/html/bbsp/common/GetLanUserDevInfo.asp",
-            cookies=cookie.cookies,
-        )
-
-        # we need to decode() using the request encoding, then encode() and
-        # decode('unicode_escape') to replace \\xXX with \xXX
-        # (i.e. \\x2d -> \x2d)
-        return (
-            devices.content.decode(devices.apparent_encoding)
-            .encode()
-            .decode("unicode_escape")
-        )
diff --git a/homeassistant/components/huawei_router/manifest.json b/homeassistant/components/huawei_router/manifest.json
deleted file mode 100644
index 94e7fde3b94..00000000000
--- a/homeassistant/components/huawei_router/manifest.json
+++ /dev/null
@@ -1,7 +0,0 @@
-{
-  "domain": "huawei_router",
-  "name": "Huawei Router",
-  "documentation": "https://www.home-assistant.io/integrations/huawei_router",
-  "codeowners": ["@abmantis"],
-  "iot_class": "local_polling"
-}