DeDRM_tools/Kindle_Mobi_Tools/Kindleizer.pyw

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#!/usr/bin/env python
# vim:ts=4:sw=4:softtabstop=4:smarttab:expandtab
import sys
sys.path.append('lib')
import os, os.path, urllib
import subprocess
from subprocess import Popen, PIPE, STDOUT
import subasyncio
from subasyncio import Process
import Tkinter
import Tkconstants
import tkFileDialog
import tkMessageBox
from scrolltextwidget import ScrolledText
class MainDialog(Tkinter.Frame):
def __init__(self, root):
Tkinter.Frame.__init__(self, root, border=5)
self.root = root
self.interval = 2000
self.p2 = None
self.status = Tkinter.Label(self, text='Fix Encrypted Mobi eBooks so the Kindle can read them')
self.status.pack(fill=Tkconstants.X, expand=1)
body = Tkinter.Frame(self)
body.pack(fill=Tkconstants.X, expand=1)
sticky = Tkconstants.E + Tkconstants.W
body.grid_columnconfigure(1, weight=2)
Tkinter.Label(body, text='Mobi eBook input file').grid(row=0, sticky=Tkconstants.E)
self.mobipath = Tkinter.Entry(body, width=50)
self.mobipath.grid(row=0, column=1, sticky=sticky)
self.mobipath.insert(0, os.getcwd())
button = Tkinter.Button(body, text="...", command=self.get_mobipath)
button.grid(row=0, column=2)
Tkinter.Label(body, text='10 Character PID').grid(row=1, sticky=Tkconstants.E)
self.pidnum = Tkinter.StringVar()
self.pidinfo = Tkinter.Entry(body, width=12, textvariable=self.pidnum)
self.pidinfo.grid(row=1, column=1, sticky=sticky)
msg1 = 'Conversion Log \n\n'
self.stext = ScrolledText(body, bd=5, relief=Tkconstants.RIDGE, height=15, width=60, wrap=Tkconstants.WORD)
self.stext.grid(row=2, column=0, columnspan=2,sticky=sticky)
self.stext.insert(Tkconstants.END,msg1)
buttons = Tkinter.Frame(self)
buttons.pack()
self.sbotton = Tkinter.Button(
buttons, text="Start", width=10, command=self.convertit)
self.sbotton.pack(side=Tkconstants.LEFT)
Tkinter.Frame(buttons, width=10).pack(side=Tkconstants.LEFT)
self.qbutton = Tkinter.Button(
buttons, text="Quit", width=10, command=self.quitting)
self.qbutton.pack(side=Tkconstants.RIGHT)
# read from subprocess pipe without blocking
# invoked every interval via the widget "after"
# option being used, so need to reset it for the next time
def processPipe(self):
poll = self.p2.wait('nowait')
if poll != None:
text = self.p2.readerr()
text += self.p2.read()
msg = text + '\n\n' + 'Fix for Kindle successful\n'
if poll != 0:
msg = text + '\n\n' + 'Error: Fix for Kindle Failed\n'
self.showCmdOutput(msg)
self.p2 = None
self.sbotton.configure(state='normal')
return
text = self.p2.readerr()
text += self.p2.read()
self.showCmdOutput(text)
# make sure we get invoked again by event loop after interval
self.stext.after(self.interval,self.processPipe)
return
# post output from subprocess in scrolled text widget
def showCmdOutput(self, msg):
if msg and msg !='':
self.stext.insert(Tkconstants.END,msg)
self.stext.yview_pickplace(Tkconstants.END)
return
# run as a subprocess via pipes and collect stdout
def krdr(self, infile, pidnum):
# os.putenv('PYTHONUNBUFFERED', '1')
cmdline = 'python ./lib/kindlefix.py "' + infile + '" "' + pidnum + '"'
if sys.platform[0:3] == 'win':
search_path = os.environ['PATH']
search_path = search_path.lower()
if search_path.find('python') >= 0:
cmdline = 'python lib\kindlefix.py "' + infile + '" "' + pidnum + '"'
else :
cmdline = 'lib\kindlefix.py "' + infile + '" "' + pidnum + '"'
p2 = Process(cmdline, shell=True, bufsize=1, stdin=None, stdout=PIPE, stderr=PIPE, close_fds=False)
return p2
def get_mobipath(self):
mobipath = tkFileDialog.askopenfilename(
parent=None, title='Select Mobi eBook File',
defaultextension='.prc', filetypes=[('Mobi eBook File', '.prc'), ('Mobi eBook File', '.mobi'),
('All Files', '.*')])
if mobipath:
mobipath = os.path.normpath(mobipath)
self.mobipath.delete(0, Tkconstants.END)
self.mobipath.insert(0, mobipath)
return
def quitting(self):
# kill any still running subprocess
if self.p2 != None:
if (self.p2.wait('nowait') == None):
self.p2.terminate()
self.root.destroy()
# actually ready to run the subprocess and get its output
def convertit(self):
# now disable the button to prevent multiple launches
self.sbotton.configure(state='disabled')
mobipath = self.mobipath.get()
pidnum = self.pidinfo.get()
if not mobipath or not os.path.exists(mobipath):
self.status['text'] = 'Specified Mobi eBook file does not exist'
self.sbotton.configure(state='normal')
return
if not pidnum or pidnum == '':
self.status['text'] = 'No PID specified'
self.sbotton.configure(state='normal')
return
log = 'Command = "python kindlefix.py"\n'
log += 'Mobi Path = "'+ mobipath + '"\n'
log += 'PID = "' + pidnum + '"\n'
log += '\n\n'
log += 'Please Wait ...\n\n'
self.stext.insert(Tkconstants.END,log)
self.p2 = self.krdr(mobipath, pidnum)
# python does not seem to allow you to create
# your own eventloop which every other gui does - strange
# so need to use the widget "after" command to force
# event loop to run non-gui events every interval
self.stext.after(self.interval,self.processPipe)
return
def main(argv=None):
root = Tkinter.Tk()
root.title('Fix Encrypted Mobi eBooks to work with the Kindle')
root.resizable(True, False)
root.minsize(300, 0)
MainDialog(root).pack(fill=Tkconstants.X, expand=1)
root.mainloop()
return 0
if __name__ == "__main__":
sys.exit(main())