Refactor: Ugly but it works

This commit is contained in:
2020-12-26 19:03:30 -05:00
parent fd91cce506
commit dd22e82d07

288
openwrt-build-gui.py Normal file → Executable file
View File

@@ -1,133 +1,253 @@
#!/usr/bin/env python3
import tkinter as tk
from tkinter import filedialog
from tkinter import ttk
import os.path
import pandas
import csv
import json
import gzip
import urllib.request
# This will enable file caching and some dev output
#####################################################################
######################## VARIABLES ##################################
#####################################################################
# Enable file caching and some dev output
debug=True
#####################################################################
######################## FUNCTIONS ##################################
#####################################################################
class Main(tk.Frame):
"""This module generates information for the tkinter gui"""
def get_toh():
"""
Retrieves the openwrt.org table of hardware and returns it as a list of dicts
"""
toh_cache_file = "sources/toh.tsv"
if debug is True and os.path.isfile(toh_cache_file):
with open(toh_cache_file) as infile:
toh = json.load(infile)
else:
toh_gz_handle = urllib.request.urlopen("https://openwrt.org/_media/toh_dump_tab_separated.gz")
toh_handle = gzip.open(toh_gz_handle, mode='rt', encoding='ISO-8859-1')
toh_dict = csv.DictReader(toh_handle, delimiter='\t')
# Convert the DictReader object to a native list of dicts
toh = list(toh_dict)
# Sanitize it
junk = ['', 'nan', 'NULL', '-', '?', '¿', ' ']
toh = [d for d in toh if d['target'] not in junk and d['subtarget'] not in junk]
# Save to cache file
with open(toh_cache_file, 'w') as outfile:
json.dump(toh, outfile)
return toh
#####################################################################
######################## CLASSES ####################################
#####################################################################
class DeviceFrame(tk.Frame):
"""This class renders the device information frame"""
def __init__(self, parent, *args, **kwargs):
super().__init__(parent, *args, **kwargs)
# Get Table of Hardware (toh) from openwrt.org and save to a pandas df
self.toh_df = self.get_toh_df()
# Make a dict to hold our widgets
self.widgets = {}
# Target menu
self.target = tk.StringVar()
self.targets, self.target_menu = self.gen_target_menu()
self.target.set(self.targets[0])
# Get the Table of Hardware (toh) data frame from openwrt.org
self.toh = get_toh()
# Subtarget menu
self.subtarget = tk.StringVar()
self.subtargets, self.subtarget_menu = self.gen_subtarget_menu()
self.subtarget.set(self.subtargets[0])
self.target.trace("w", lambda var_name, var_index, operation: self.gen_subtarget_menu(regen=True))
# Create device frame and widgets
self.device_frame = tk.LabelFrame(self, text="Select Device")
self.device_frame.grid(row=0, column=0, sticky=(tk.W + tk.E))
self.info_frame = tk.LabelFrame(self, text="Info")
self.info_frame.grid(row=1, column=0, sticky=(tk.W + tk.E))
self.version_frame = tk.LabelFrame(self, text="Version")
self.version_frame.grid(row=2, column=0, sticky=(tk.W + tk.E))
# Backup file
self.backup_file = tk.StringVar()
self.backup_file_entry = ttk.Entry(self, textvariable=self.backup_file)
self.backup_file_button = ttk.Button(self, text="Select backup file", command=self.open_sysbackup)
self.targets_widget(parent)
self.subtargets_widget(parent)
self.info_widget(parent)
self.version_widget(parent)
# Device Info
self.device_info = tk.StringVar()
# Create some traces to repopulate the subtarget menu and info widget
parent.target.trace("w", lambda var_name, var_index, operation: self.subtargets_widget(parent, regen=True))
parent.subtarget.trace("w", lambda var_name, var_index, operation: self.info_widget(parent, regen=True))
# Place the widgets in the device frame
self.widgets['Target'].grid(row=0, column=0)
self.widgets['Subtarget'].grid(row=1, column=0)
self.widgets['Version'].grid(row=0, column=0)
self.widgets['Info'].grid(row=0, column=1)
def targets_widget(self, parent):
"""A Combobox of targets from the ToH"""
targets = [k['target'] for k in self.toh]
targets = sorted(set(targets))
parent.target.set(targets[0])
self.widgets['Target'] = LabelInput(
self.device_frame,
label='Target:',
input_class=ttk.Combobox,
input_var=parent.target,
options_list=targets
)
# Layout
self.target_menu.grid(row=0, column=0, sticky=(tk.W + tk.E))
self.subtarget_menu.grid(row=0, column=1, sticky=(tk.W + tk.E))
self.backup_file_entry.grid(row=1, column=1, sticky=(tk.W + tk.E))
self.backup_file_button.grid(row=1, column=0, sticky=(tk.W))
self.columnconfigure(1, weight=1)
def subtargets_widget(self, parent, regen=None):
"""A Combobox of subtargets of the current target"""
regen = regen or False
subtargets = [d['subtarget'] for d in self.toh if d['target'] == parent.target.get()]
subtargets = sorted(set(subtargets))
parent.subtarget.set(subtargets[0])
if regen is True:
self.widgets['Subtarget'].input['values'] = subtargets
return
self.widgets['Subtarget'] = LabelInput(
self.device_frame,
label='Subtarget:',
input_class=ttk.Combobox,
input_var=parent.subtarget,
options_list=subtargets
)
def get_toh_df(self):
def info_widget(self, parent, regen=None):
"""An InfoBox of info about the current subtarget"""
regen = regen or False
# Add any stat that you wish to display to this list
stats = {'devicetype': 'Type', 'brand': 'Brand', 'model': 'Model', 'cpu': 'CPU', 'supportedsincerel': 'First Release',
'supportedcurrentrel': 'Current Release', 'packagearchitecture': 'Arch', 'wikideviurl': 'Wiki'}
for device in self.toh:
if device['target'] == parent.target.get() and device['subtarget'] == parent.subtarget.get():
break
# Stringify
stats_str = '\n'.join('{}: {}'.format(stats[k], v) for k, v in device.items() if k in stats)
parent.subtarget_info.set(stats_str)
if regen is True:
return
self.widgets['Info'] = LabelInput(
self.device_frame,
label='',
input_class=ttk.Label,
input_var=parent.subtarget_info,
textvariable=parent.subtarget_info,
)
cache_file = "sources/toh.tsv"
if debug is True and os.path.isfile(cache_file):
with open(cache_file) as infile:
try:
toh_df = pandas.read_csv(infile)
except:
os.remove(cache_file)
def version_widget(self, parent):
"""A Combobox of version numbers"""
# A space-delim'd string of version numbers TODO: make automatic from scraped data (repo tags?)
versions = 'snapshot 12.09'
parent.version.set('snapshot')
self.widgets['Version'] = LabelInput(
self.version_frame,
label='',
input_class=ttk.Combobox,
input_var=parent.version,
options_list=versions
)
class LabelInput(tk.Frame):
"""A widget containing a label and input together."""
def __init__(self, parent, *args, label='', input_class=ttk.Entry,
input_var=None, input_args=None, label_args=None, options_list=None,
**kwargs):
super().__init__(parent)
input_args = input_args or {}
label_args = label_args or {}
options_list = options_list or []
self.variable = input_var
if input_class in (ttk.Checkbutton, ttk.Button, ttk.Radiobutton):
input_args["text"] = label
input_args["variable"] = input_var
else:
toh_gz_handle = urllib.request.urlopen("https://openwrt.org/_media/toh_dump_tab_separated.gz")
toh_handle = gzip.open(toh_gz_handle)
toh_df = pandas.read_csv(toh_handle, sep="\t", encoding = "ISO-8859-1")
toh_df = toh_df[(toh_df.target.notnull()) &
(toh_df.subtarget.notnull()) &
(toh_df.target != '¿') &
(toh_df.subtarget != '¿')]
if debug is True:
with open(cache_file, 'w') as outfile:
toh_df.to_csv(outfile)
return toh_df
self.label = ttk.Label(self, text=label, **label_args)
self.label.grid(row=0, column=0, sticky=(tk.W + tk.E))
input_args["textvariable"] = input_var
if input_class in (ttk.OptionMenu, ttk.Combobox):
input_args["values"] = options_list
def gen_target_menu(self, *args, **kwargs):
targets = sorted(set(self.toh_df.target.tolist()))
target_menu = ttk.OptionMenu(self, self.target, targets[0], *targets)
return targets, target_menu
if input_class is ttk.OptionMenu:
self.input = input_class(self, self.variable, *options_list)
else:
self.input = input_class(self, **input_args)
self.input.grid(row=1, column=0, sticky=(tk.W + tk.E))
self.columnconfigure(0, weight=1)
def gen_subtarget_menu(self, regen=False, *args, **kwargs):
subtargets_df = self.toh_df[self.toh_df.target == self.target.get()]
subtargets = sorted(set(subtargets_df.subtarget.tolist()))
if regen is False:
subtarget_menu = ttk.OptionMenu(self, self.subtarget, subtargets[0], *subtargets)
return subtargets, subtarget_menu
else: # Regen
self.subtarget_menu["menu"].delete(0, "end")
for subtarget in subtargets:
self.subtarget_menu["menu"].add_command(label=subtarget, command=lambda value=subtarget: self.subtarget.set(subtarget))
self.subtarget.set(subtargets[0])
def grid(self, sticky=(tk.E + tk.W), **kwargs):
super().grid(sticky=sticky, **kwargs)
def get(self):
if self.variable:
return self.variable.get()
elif type(self.input) == tk.Text:
return self.input.get('1.0', tk.END)
else:
return self.input.get()
def open_sysbackup(self):
file = filedialog.askopenfile(mode ='r', title="Select Backup File", filetypes=[("OpenWRT sysbackup file", ".tar.gz")])
if file is not None:
self.backup_file.set(file.name)
def set(self, value, *args, **kwargs):
if type(self.variable) == tk.BooleanVar:
self.variable.set(bool(value))
elif self.variable:
self.variable.set(value, *args, **kwargs)
elif type(self.input).__name__.endswith('button'):
if value:
self.input.select()
else:
self.input.deselect()
elif type(self.input) == tk.Text:
self.input.delete('1.0', tk.END)
self.input.insert('1.0', value)
else:
self.input.delete(0, tk.END)
self.input.insert(0, value)
class GUI(tk.Tk):
"""Create the GUI"""
"""Application root window"""
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
# Set the window properties
self.title("openwrt-build")
self.geometry("1280x960")
self.geometry("800x600")
self.resizable(width=False, height=False)
# Define the UI
Main(self).grid(sticky=(tk.E + tk.W + tk.N + tk.S))
self.columnconfigure(0, weight=1)
ttk.Label(
self,
text="OpenWRT Image Builder",
font=("TkDefaultFont", 16)
).grid(row=0)
# Let's store the global tk vars in this top-level class
self.target = tk.StringVar()
self.subtarget = tk.StringVar()
self.subtarget_info = tk.StringVar()
self.version = tk.StringVar()
# Add each frame class
self.device_frame = DeviceFrame(self)
self.device_frame.grid(row=1, column=0, sticky=(tk.W + tk.E))
if __name__ == '__main__':
app = GUI()
app.mainloop()
#
# , usecols=['brand',
# 'model',
# 'supportedsincerel',
# 'supportedcurrentrel',
# 'target',
# 'subtarget']
#