def on_extractToolButton_clicked(self):
if self.epasswordLineEdit.text()==self.ecpasswordLineEdit.text():
iname=self.efileLineEdit.text()
if os.path.exists(iname)==False:
self.extractStatusLabel.setText("Enter a valid file name to decode")
self.efileLineEdit.setText("")
self.efileLineEdit.setFocus(True)
password=self.epasswordLineEdit.text()
Steg.extract(str(iname),'temp.txt',str(password))
print 'extraction done'
self.decinit(password,'temp.txt')
print 'decryption done'
opfile=open(self.saveasLineEdit.text(),'w')
t=open('temp.txt','r+')
shutil.copyfile('temp.txt',self.saveasLineEdit.text())
os.remove('temp.txt')
self.epasswordLabel.setText("")
self.extractStatusLabel.setText("Data extracted")
self.epasswordLineEdit.setText("")
self.efileLineEdit.setText("")
self.ecpasswordLineEdit.setText("")
self.saveasLineEdit.setText("")
self.updateUI()
else:
self.epasswordLabel.setText("Password Mismatch")
self.ecpasswordLineEdit.setText("")
self.epasswordLineEdit.setText("")
def main():
options, parser = parse_args()
hide = options.hide
unhide = options.unhide
img_file = options.img_file
path = options.path
isvalid = validate(hide, unhide, img_file, path)
if not isvalid:
print("Invalid Usage!")
parser.usage
sys.exit(1)
else:
img_file_path = os.path.join(path, img_file)
steg = Steg(img_file_path)
if hide == True:
message = input("Enter the Text to hide into the given Image: ")
res = steg.hide(message)
if res != True:
print("Error occured in Hiding the Text!")
print(res)
sys.exit(1)
if unhide == True:
result = steg.retrieve()
result = result.decode() if type(result) == bytes else result
print(result)
def on_hidetoolButton_clicked(self):
if self.passwordLineEdit.text()==self.cpasswordLineEdit.text():
iname=self.imageFileLineEdit.text()
if os.path.exists(iname)==False:
self.hideStatusLabel.setText("*Enter a valid Image file name")
self.imageFileLineEdit.setText("")
self.imageFileLineEdit.setFocus(True)
return
fname=self.fileLineEdit.text()
if os.path.exists(fname)==False:
self.hideStatusLabel.setText("*Enter a valid File name")
self.fileLineEdit.setText("")
self.fileLineEdit.setFocus(True)
return
saveasfilename=QFileDialog.getSaveFileName(self,'save file ','/home')
password=self.passwordLineEdit.text()
self.encinit(password,fname)
print 'Encryption done'
saveasfilename=saveasfilename+self.opimageComboBox.currentText()
if Steg.embed(str(iname),'./temp',str(saveasfilename),str(password))!=0:
self.hideStatusLabel.setText("Data too long stored partially")
print 'Data embeded'
else:
self.passwordLabel.setText("")
self.hideStatusLabel.setText("Data encoded in image")
self.fileLineEdit.setText("")
self.passwordLineEdit.setText("")
self.cpasswordLineEdit.setText("")
self.imageFileLineEdit.setText("")
self.opimageComboBox.setCurrentIndex(0)
self.updateUI()
else:
self.passwordLabel.setText("*Password Mismatch")
self.cpasswordLineEdit.setText("")
self.passwordLineEdit.setText("")
self.passwordLineEdit.setFocus(True)
8. Type the command "python2.7 Run_Steg.py"
- You MUST use Python 2.7 or the program may not work
9. Follow the on screen prompts for the program
"""
import Pad
import Steg
if __name__ == "__main__":
mode = Pad.getMode()
while (mode != "quit"):
if (mode == "hide"):
message = Pad.getMessage()
keyMes = Pad.encryptMessage(message)
Pad.writeKeyList(keyMes[0])
encMessage = keyMes[1]
coverPath = Steg.getCoverPath()
savePath = Steg.getSavePath()
Steg.hideMessage(encMessage, coverPath, savePath)
if (mode == "reveal"):
imagePath = Steg.getEncImagePath()
keyList = Pad.getKeyList()
encMessage = Steg.revealMessage(imagePath, len(keyList))
decMessage = Pad.decryptMessage(encMessage, keyList)
print("\nThe hidden message is: " + decMessage)
mode = Pad.getMode()
