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plg_remotes.py
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plg_remotes.py
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## -*- coding: utf-8 -*-
#
# Mythtbuntu Control Panel is a modified version of the original MCC program
# «remotes» - IR and on-screen remotes configuration
#
# Copyright (C) 2021, Ted L (MythTV Forum member heyted)
#
# This is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free
# Software Foundation; either version 3 of the License, or at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this application; if not, write to the Free Software Foundation, Inc., 51
# Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
##################################################################################
from MythbuntuControlPanel.plugin import MCPPlugin
import os
import urllib3
import shutil, time, subprocess
class RemotesPlugin(MCPPlugin):
"""A tool for configuring remote controls"""
def __init__(self):
#Initialize parent class
information = {}
information["name"] = "Remotes"
information["icon"] = "gtk-media-record"
information["ui"] = "tab_remotes"
MCPPlugin.__init__(self,information)
def captureState(self):
"""Determines the state of the items managed by this plugin"""
if shutil.which("ir-keytable"):
self.ir_keytable_installed_state=True
else:
self.ir_keytable_installed_state=False
if os.path.exists("/lib/udev/rc_keymaps"):
self.default_keyc_fls = os.listdir('/lib/udev/rc_keymaps')
else:
self.default_keyc_fls = []
self.default_keyc_fls = [dir_entry[:-5]
for dir_entry in self.default_keyc_fls if dir_entry.endswith('.toml')]
self.default_keyc_fls.sort()
if len(self.default_keyc_fls) == 0:
self.default_keyc_fls = ['None installed']
self.keycode_d_box.get_model().clear()
for item in self.default_keyc_fls:
self.builder.get_object('keycode_d_box').append_text(item)
self.home = os.environ['HOME']
self.home_keyc_fls = []
for item in os.listdir(self.home):
if item.endswith('.toml'):
self.home_keyc_fls.append(item[:-5])
self.home_keyc_fls.sort()
if len(self.home_keyc_fls) == 0:
self.home_keyc_fls = ['None found in home folder']
self.keycode_m_box.get_model().clear()
for item in self.home_keyc_fls:
self.builder.get_object('keycode_m_box').append_text(item)
if os.path.exists("/usr/bin/mcpremote"):
self.mcpremote_installed_state=True
else:
self.mcpremote_installed_state=False
def applyStateToGUI(self):
"""Takes the current state information and sets the GUI
for this plugin"""
self.enable_ir_kt.set_active(self.ir_keytable_installed_state)
self.keycode_d_box.set_active(0)
self.copy_dkcf.set_active(False)
self.mod_kcf.set_active(False)
self.keycode_m_box.set_active(0)
self.temp_set_active.set_active(False)
self.perm_set_active.set_active(False)
self.enable_mcpr.set_active(self.mcpremote_installed_state)
def on_kdcf_select(self, widget, data=None):
self.copy_dkcf.set_active(True)
def compareState(self):
"""Determines what items have been modified on this plugin"""
#Prepare for state capturing
MCPPlugin.clearParentState(self)
if self.enable_ir_kt.get_active() != self.ir_keytable_installed_state:
if self.enable_ir_kt.get_active():
self._markInstall('ir-keytable')
else:
self._markRemove('ir-keytable')
if self.copy_dkcf.get_active():
self._markReconfigureUser("copy_default_kcf",self.keycode_d_box.get_active_text())
if self.mod_kcf.get_active() and self.keycode_m_box.get_active_text() != 'None found in home folder':
self._markReconfigureUser("modify_kcf",self.keycode_m_box.get_active_text())
if self.temp_set_active.get_active() and self.keycode_m_box.get_active_text() != 'None found in home folder':
tmp_set_file_path = self.home + '/' + self.keycode_m_box.get_active_text() + ".toml"
self._markReconfigureRoot("tmp_set_active",tmp_set_file_path)
if self.perm_set_active.get_active() and self.keycode_m_box.get_active_text() != 'None found in home folder':
perm_set_file_path = self.home + '/' + self.keycode_m_box.get_active_text() + ".toml"
self._markReconfigureRoot("perm_set_active",perm_set_file_path)
if self.enable_mcpr.get_active() != self.mcpremote_installed_state:
if self.enable_mcpr.get_active():
self._markReconfigureRoot("enable_mcpremote", self.home + '/.mythbuntu/mcpremote_amd64.deb')
else:
self._markReconfigureRoot("enable_mcpremote", False)
def user_scripted_changes(self,reconfigure):
"""Local changes that can be performed by the user account.
This function will be ran by the frontend"""
for item in reconfigure:
home = os.environ['HOME']
if item == 'copy_default_kcf':
def_kc_file = reconfigure["copy_default_kcf"] + ".toml"
if os.path.exists('/lib/udev/rc_keymaps/'+def_kc_file):
shutil.copyfile('/lib/udev/rc_keymaps/'+def_kc_file, home+'/'+def_kc_file)
if item == 'modify_kcf':
mod_kc_file_nm = reconfigure["modify_kcf"] + ".toml"
if os.path.exists(home+'/'+mod_kc_file_nm):
self.emit_progress("Modifying file", 50)
time.sleep(1)
to_replace = ("KEY_INFO","KEY_EPG","KEY_SELECT","KEY_RECORD","KEY_CHANNELUP",
"KEY_CHANNELDOWN","KEY_PLAY","KEY_PAUSE","KEY_REWIND","KEY_FASTFORWARD",
"KEY_PREVIOUS","KEY_NEXT","KEY_ZOOM","KEY_STOP","KEY_NUMERIC_1",
"KEY_NUMERIC_2","KEY_NUMERIC_3","KEY_NUMERIC_4","KEY_NUMERIC_5",
"KEY_NUMERIC_6","KEY_NUMERIC_7","KEY_NUMERIC_8","KEY_NUMERIC_9",
"KEY_NUMERIC_0","KEY_CLEAR","KEY_MENU","KEY_CANCEL","KEY_OK","KEY_DELETE",
"KEY_BACK","KEY_LAST","KEY_PLAYPAUSE","KEY_BLUE","KEY_RED","KEY_GREEN",
"KEY_YELLOW")
replace_with = ("KEY_I","KEY_S","KEY_ENTER","KEY_R","KEY_UP","KEY_DOWN",
"KEY_P","KEY_P","KEY_COMMA","KEY_DOT","KEY_PAGEUP","KEY_PAGEDOWN","KEY_W",
"KEY_ESC","KEY_1","KEY_2","KEY_3","KEY_4","KEY_5","KEY_6","KEY_7","KEY_8",
"KEY_9","KEY_0","KEY_ESC","KEY_M","KEY_ESC","KEY_ENTER","KEY_D","KEY_ESC",
"KEY_H","KEY_P","KEY_F5","KEY_F2","KEY_F3","KEY_F4")
kc_file = open(home+'/'+mod_kc_file_nm, "r")
mod_kc_file = ""
for line in kc_file:
stripped_line = line.strip()
for i in range(len(to_replace)):
if to_replace[i] in stripped_line:
new_line = stripped_line.replace(to_replace[i], replace_with[i])
break
else:
new_line = stripped_line
mod_kc_file += new_line +"\n"
kc_file.close()
writing_file = open(home+'/'+mod_kc_file_nm, "w")
writing_file.write(mod_kc_file)
writing_file.close()
def root_scripted_changes(self,reconfigure):
"""System-wide changes that need root access to be applied.
This function is ran by the dbus backend"""
for item in reconfigure:
if item == 'tmp_set_active':
if os.path.exists(reconfigure["tmp_set_active"]):
self.emit_progress("Setting keycode file active", 50)
time.sleep(2)
subprocess.run(['ir-keytable', '-c', '-w', reconfigure["tmp_set_active"]])
self.emit_progress("Done", 100)
time.sleep(1)
if item == 'perm_set_active':
if os.path.exists(reconfigure["perm_set_active"]):
self.emit_progress("Setting keycode file active", 30)
time.sleep(2)
subprocess.run(['ir-keytable', '-c', '-w', reconfigure["perm_set_active"]])
if os.path.exists('/etc/rc_keymaps'):
shutil.copyfile(reconfigure["perm_set_active"], "/etc/rc_keymaps/mcp_kcf.toml")
if os.path.exists('/etc/rc_maps.cfg'):
self.emit_progress("Modifying rc_maps.cfg", 60)
time.sleep(2)
cfg_file = open("/etc/rc_maps.cfg", "r")
mod_cfg_file = ""
for line in cfg_file:
stripped_line = line.strip()
if "driver table" in stripped_line:
mod_cfg_file += stripped_line +"\n"
new_line = "* * /etc/rc_keymaps/mcp_kcf.toml"
elif "mcp_kcf.toml" in stripped_line:
continue
else:
new_line = stripped_line
mod_cfg_file += new_line +"\n"
cfg_file.close()
writing_file = open("/etc/rc_maps.cfg", "w")
writing_file.write(mod_cfg_file)
writing_file.close()
self.emit_progress("Done", 100)
time.sleep(1)
else:
self.emit_progress("Expected file /etc/rc_maps.cfg not found", 0)
time.sleep(3)
else:
self.emit_progress("Expected path /etc/rc_keymaps not found", 0)
time.sleep(3)
if item == 'enable_mcpremote':
if reconfigure["enable_mcpremote"]:
self.emit_progress("Downloading MCP Remote", 20)
time.sleep(1)
deb_file = reconfigure["enable_mcpremote"]
url = 'https://github.com/mythcp/mcpremote/releases/latest/download/mcpremote_amd64.deb'
http = urllib3.PoolManager()
if os.path.exists(deb_file):
os.remove(deb_file)
try:
with open(deb_file, 'wb') as out:
r = http.request('GET', url, preload_content=False)
shutil.copyfileobj(r, out)
except:
if os.path.exists(deb_file):
os.remove(deb_file)
self.emit_progress('Unable to download MCP Remote', 0)
time.sleep(2)
if os.path.exists(deb_file):
self.emit_progress("Installing MCP Remote", 77)
time.sleep(1)
cmd = 'TMPDEB="$(mktemp)" && cp ' + deb_file + ' "$TMPDEB" && sudo dpkg -i "$TMPDEB"'
subprocess.run(cmd, shell=True)
if os.path.exists("/usr/bin/mcpremote"):
self.emit_progress('MCP Remote successfully installed\nRestart MCP', 100)
time.sleep(3)
else:
self.emit_progress('Unable to install MCP Remote', 0)
time.sleep(2)
else:
self.emit_progress('Removing MCP Remote', 50)
time.sleep(1)
subprocess.run(['dpkg', '-r', 'mcpremote'])
if os.path.exists("/usr/share/applications/mcpremote.desktop"):
os.remove("/usr/share/applications/mcpremote.desktop")
if os.path.exists("/usr/bin/mcpremote"):
os.remove("/usr/bin/mcpremote")
if os.path.exists("/usr/share/mcpremote/mcpremote.ui"):
shutil.rmtree("/usr/share/mcpremote")
if os.path.exists("/usr/share/mythbuntu/plugins/python/plg_mcp_remote.py"):
os.remove("/usr/share/mythbuntu/plugins/python/plg_mcp_remote.py")
if os.path.exists("/usr/share/mythbuntu/plugins/ui/tab_mcp_remote.ui"):
os.remove("/usr/share/mythbuntu/plugins/ui/tab_mcp_remote.ui")