py-qt-share.py

#!/usr/bin/python3
# -*- coding: utf-8 -*-

import sys
import socketserver
from http.server import *
import threading
import webbrowser
import time
import os

from PyQt5.QtWidgets import *

def handle_server(port, obj, sec):
   handler = SimpleHTTPRequestHandler

   try:
      httpd = socketserver.TCPServer(("", port), handler)
      httpd.timeout = 10

      url = "http://%s:%s" % (obj.ip, port)
      obj.statusLbl.setText("Status: %s %s" % ("Start Server", url))
      webbrowser.open(url)

      while obj.isActive:
         try:
            httpd.handle_request()
         except:
            obj.statusLbl.setText("Status: Ups we're problems")

      httpd.server_close()
      obj.statusLbl.setText("Status: Off")

   except: # We should distinguish here between different kind of errors
      for i in range(sec):
         if not obj.isActive: break
         obj.statusLbl.setText("Status: Port busy... wating %s seconds" % (sec - i) )
         time.sleep(1)

      if obj.isActive:
         handle_server(port, obj, sec + 5)
      else:
         obj.statusLbl.setText("Status: Off")


class GUI(QWidget):

   def __init__(self):
      super(GUI, self).__init__()

      self.initUI()

   def __del__(self):
      self.isActive = False

   def initUI(self):

      grid = QGridLayout()

      self.pathLbl   = QLabel("Path: ")
      self.portLbl   = QLabel("HTTP port: ")
      self.pathBox   = QLineEdit(".")
      self.portBox   = QSpinBox()
      self.browseBtn = QPushButton("...")
      self.startBtn  = QPushButton("Start")
      self.statusLbl = QLabel("Status: Off")

      grid.addWidget(self.pathLbl,   0, 0, 1, 1)
      grid.addWidget(self.pathBox,   0, 1, 1, 2)
      grid.addWidget(self.browseBtn, 0, 3, 1, 1)
      grid.addWidget(self.portLbl,   1, 0, 1, 1)
      grid.addWidget(self.portBox,   1, 1, 1, 1)
      grid.addWidget(self.startBtn,  1, 2, 1, 1)
      grid.addWidget(self.statusLbl, 2, 0, 1, 3)

      self.setLayout(grid)

      self.portBox.setMinimum(1025)
      self.portBox.setMaximum(65535)
      self.portBox.setValue(8000)

      self.port = 8000
      self.isActive = False
      self.ip = "127.0.0.1"

      self.browseBtn.pressed.connect(self.selFolder)
      self.startBtn.pressed.connect(self.start)

      self.move(300, 150)
      self.setWindowTitle('PyShare')
      self.show()

   def selFolder(self):
      self.pathBox.setText(QFileDialog.getExistingDirectory())


   def start(self):
      if self.isActive == False:
         self.port = int(self.portBox.value())
         self.isActive = True

         path_select = self.pathBox.text()

         os.chdir(path_select)

         self.startBtn.setText("Stop")

         self.threadserver = threading.Thread(target=handle_server, args=(self.port, self, 10, ))
         self.threadserver.start()

      else:
         self.isActive = False
         self.startBtn.setText("Start")
         self.statusLbl.setText("Status: %s" % ("Stopping Server..."))


def main():
   app = QApplication(sys.argv)
   ex = GUI()
   sys.exit(app.exec_())

if __name__ == '__main__':
    main()