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105 lines
3.3 KiB
Python
105 lines
3.3 KiB
Python
#!/usr/bin/env python
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"""
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Copyright (c) 2006-2022 sqlmap developers (https://sqlmap.org/)
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See the file 'LICENSE' for copying permission
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"""
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from __future__ import division
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import time
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from lib.core.common import dataToStdout
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from lib.core.convert import getUnicode
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from lib.core.data import conf
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from lib.core.data import kb
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class ProgressBar(object):
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"""
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This class defines methods to update and draw a progress bar
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"""
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def __init__(self, minValue=0, maxValue=10, totalWidth=None):
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self._progBar = "[]"
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self._min = int(minValue)
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self._max = int(maxValue)
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self._span = max(self._max - self._min, 0.001)
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self._width = totalWidth if totalWidth else conf.progressWidth
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self._amount = 0
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self._start = None
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self.update()
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def _convertSeconds(self, value):
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seconds = value
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minutes = seconds // 60
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seconds = seconds - (minutes * 60)
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return "%.2d:%.2d" % (minutes, seconds)
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def update(self, newAmount=0):
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"""
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This method updates the progress bar
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"""
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if newAmount < self._min:
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newAmount = self._min
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elif newAmount > self._max:
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newAmount = self._max
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self._amount = newAmount
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# Figure out the new percent done, round to an integer
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diffFromMin = float(self._amount - self._min)
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percentDone = (diffFromMin / float(self._span)) * 100.0
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percentDone = round(percentDone)
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percentDone = min(100, int(percentDone))
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# Figure out how many hash bars the percentage should be
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allFull = self._width - len("100%% [] %s/%s (ETA 00:00)" % (self._max, self._max))
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numHashes = (percentDone / 100.0) * allFull
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numHashes = int(round(numHashes))
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# Build a progress bar with an arrow of equal signs
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if numHashes == 0:
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self._progBar = "[>%s]" % (" " * (allFull - 1))
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elif numHashes == allFull:
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self._progBar = "[%s]" % ("=" * allFull)
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else:
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self._progBar = "[%s>%s]" % ("=" * (numHashes - 1), " " * (allFull - numHashes))
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# Add the percentage at the beginning of the progress bar
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percentString = getUnicode(percentDone) + "%"
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self._progBar = "%s %s" % (percentString, self._progBar)
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def progress(self, newAmount):
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"""
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This method saves item delta time and shows updated progress bar with calculated eta
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"""
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if self._start is None or newAmount > self._max:
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self._start = time.time()
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eta = None
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else:
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delta = time.time() - self._start
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eta = (self._max - self._min) * (1.0 * delta / newAmount) - delta
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self.update(newAmount)
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self.draw(eta)
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def draw(self, eta=None):
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"""
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This method draws the progress bar if it has changed
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"""
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dataToStdout("\r%s %d/%d%s" % (self._progBar, self._amount, self._max, (" (ETA %s)" % (self._convertSeconds(int(eta)) if eta is not None else "??:??"))))
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if self._amount >= self._max:
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dataToStdout("\r%s\r" % (" " * self._width))
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kb.prependFlag = False
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def __str__(self):
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"""
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This method returns the progress bar string
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"""
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return getUnicode(self._progBar)
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