sqlmap/lib/core/progress.py
2012-01-11 14:59:46 +00:00

92 lines
2.9 KiB
Python

#!/usr/bin/env python
"""
$Id$
Copyright (c) 2006-2012 sqlmap developers (http://www.sqlmap.org/)
See the file 'doc/COPYING' for copying permission
"""
from lib.core.common import getUnicode
from lib.core.common import dataToStdout
from lib.core.data import conf
class ProgressBar:
"""
This class defines methods to update and draw a progress bar
"""
def __init__(self, minValue=0, maxValue=10, totalWidth=None):
self.__progBar = "[]"
self.__oldProgBar = ""
self.__min = int(minValue)
self.__max = int(maxValue)
self.__span = self.__max - self.__min
self.__width = totalWidth if totalWidth else conf.progressWidth
self.__amount = 0
self.update()
def __convertSeconds(self, value):
seconds = value
minutes = seconds / 60
seconds = seconds - (minutes * 60)
return "%.2d:%.2d" % (minutes, seconds)
def update(self, newAmount=0):
"""
This method updates the progress bar
"""
if newAmount < self.__min:
newAmount = self.__min
elif newAmount > self.__max:
newAmount = self.__max
self.__amount = newAmount
# Figure out the new percent done, round to an integer
diffFromMin = float(self.__amount - self.__min)
percentDone = (diffFromMin / float(self.__span)) * 100.0
percentDone = round(percentDone)
percentDone = int(percentDone)
# Figure out how many hash bars the percentage should be
allFull = self.__width - 2
numHashes = (percentDone / 100.0) * allFull
numHashes = int(round(numHashes))
# Build a progress bar with an arrow of equal signs
if numHashes == 0:
self.__progBar = "[>%s]" % (" " * (allFull - 1))
elif numHashes == allFull:
self.__progBar = "[%s]" % ("=" * allFull)
else:
self.__progBar = "[%s>%s]" % ("=" * (numHashes - 1),
" " * (allFull - numHashes))
# Add the percentage at the beginning of the progress bar
percentString = getUnicode(percentDone) + "%"
self.__progBar = "%s %s" % (percentString, self.__progBar)
def draw(self, eta=0):
"""
This method draws the progress bar if it has changed
"""
if self.__progBar != self.__oldProgBar:
self.__oldProgBar = self.__progBar
if eta and self.__amount < self.__max:
dataToStdout("\r%s %d/%d ETA %s" % (self.__progBar, self.__amount, self.__max, self.__convertSeconds(int(eta))))
else:
blank = " " * (80 - len("\r%s %d/%d" % (self.__progBar, self.__amount, self.__max)))
dataToStdout("\r%s %d/%d%s" % (self.__progBar, self.__amount, self.__max, blank))
def __str__(self):
"""
This method returns the progress bar string
"""
return getUnicode(self.__progBar)