DeDRM_tools/Other_Tools/eReader_PDB_Tools/Pml2HTML.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
os.environ['PYTHONIOENCODING'] = "utf-8"
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='Pml to HTML Conversion')
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='eBook Pml input file').grid(row=0, sticky=Tkconstants.E)
self.pmlpath = Tkinter.Entry(body, width=50)
self.pmlpath.grid(row=0, column=1, sticky=sticky)
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cwd = os.getcwdu()
cwd = cwd.encode('utf-8')
self.pmlpath.insert(0, cwd)
button = Tkinter.Button(body, text="...", command=self.get_pmlpath)
button.grid(row=0, column=2)
Tkinter.Label(body, text='Name for HTML Output File').grid(row=1, sticky=Tkconstants.E)
self.outpath = Tkinter.Entry(body, width=50)
self.outpath.grid(row=1, column=1, sticky=sticky)
self.outpath.insert(0, '')
button = Tkinter.Button(body, text="...", command=self.get_outpath)
button.grid(row=1, column=2)
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' + 'File successfully converted\n'
if poll != 0:
msg = text + '\n\n' + 'Error: Conversion 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 !='':
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if sys.platform.startswith('win'):
msg = msg.replace('\r\n','\n')
self.stext.insert(Tkconstants.END,msg)
self.stext.yview_pickplace(Tkconstants.END)
return
# run xpml2hxtml.py as a subprocess via pipes and collect stdout
def pmlhtml(self, infile, outfile):
# os.putenv('PYTHONUNBUFFERED', '1')
pengine = sys.executable
if pengine is None or pengine == '':
pengine = "python"
pengine = os.path.normpath(pengine)
cmdline = pengine + ' ./lib/xpml2xhtml.py "' + infile + '" "' + outfile + '"'
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\\xpml2xhtml.py "' + infile + '" "' + outfile + '"'
# else :
# cmdline = 'lib\\xpml2xhtml.py "' + infile + '" "' + outfile + '"'
cmdline = pengine + ' lib\\xpml2xhtml.py "' + infile + '" "' + outfile + '"'
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cmdline = cmdline.encode(sys.getfilesystemencoding())
p2 = Process(cmdline, shell=True, bufsize=1, stdin=None, stdout=PIPE, stderr=PIPE, close_fds=False)
return p2
def get_pmlpath(self):
pmlpath = tkFileDialog.askopenfilename(
parent=None, title='Select eBook Pml File',
defaultextension='.pml', filetypes=[('eBook Pml File', '.pml'),
('All Files', '.*')])
if pmlpath:
pmlpath = os.path.normpath(pmlpath)
self.pmlpath.delete(0, Tkconstants.END)
self.pmlpath.insert(0, pmlpath)
return
def get_outpath(self):
pmlpath = self.pmlpath.get()
initname = os.path.basename(pmlpath)
p = initname.find('.')
if p >= 0: initname = initname[0:p]
initname += '.html'
outpath = tkFileDialog.asksaveasfilename(
parent=None, title='Select HTML file to produce',
defaultextension='.html', initialfile=initname,
filetypes=[('HTML files', '.html'), ('All files', '.*')])
if outpath:
outpath = os.path.normpath(outpath)
self.outpath.delete(0, Tkconstants.END)
self.outpath.insert(0, outpath)
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')
pmlpath = self.pmlpath.get()
outpath = self.outpath.get()
if not pmlpath or not os.path.exists(pmlpath):
self.status['text'] = 'Specified eBook pml file does not exist'
self.sbotton.configure(state='normal')
return
if not outpath:
self.status['text'] = 'No output file specified'
self.sbotton.configure(state='normal')
return
log = 'Command = "python xpml2xhtml.py"\n'
log += 'PDB Path = "'+ pmlpath + '"\n'
log += 'HTML Output File = "' + outpath + '"\n'
log += '\n\n'
log += 'Please Wait ...\n\n'
self.stext.insert(Tkconstants.END,log)
self.p2 = self.pmlhtml(pmlpath, outpath)
# 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('eBook Pml to HTML Conversion')
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())