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"""
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NinoGenTools
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Created by
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Emanuel Borges
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06.16.07
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This is just going to be a collection of classes for general tools that I use often. Nothing product
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specific.
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"""
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import os, shutil, hashlib, time, stat, datetime
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class Counter:
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def __init__(self, count = 1):
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"""Nino's main Counter Class. It will allow you to keep the counter in memory and you can
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count in multiples. For example if you pass it 2 and inc by 2, your counting in multiples
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of 2"""
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#self.count = 1
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self.count = count
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def inc(self, n=1):
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self.count += n
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class CopyFile:
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def __init__(self, outputDir):
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self.outputDir = outputDir
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self.logsDir = outputDir + "\\_logs_"
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def Copy(self,absInputFile,outputFile,destinationDir,verify):
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"""This was copied from SummationExt and modified a little to stand alone. It will copy a file,
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write errors to an error log, etc.
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This method will do the actual coying IF verify is == to 0. If not it will just populate file to be counted later"""
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#print self.imagesDir
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#destinationDir = self.imagesProcessedDir + "\\Printing\\" + projectName.split('\n')[0] + "\\" + os.path.split(absFile.lower().split(self.imagesDir.lower())[1])[0]
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#print destinationDir
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print "-"*80
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print "copying %s\n"% absInputFile
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try:
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if verify == 0:
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if os.path.exists(destinationDir) == 0:
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os.makedirs(destinationDir)
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if os.path.isfile(destinationDir + "\\" + outputFile):
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print "duplicate File. Skipping..."
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else:
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print destinationDir+"\\"+outputFile
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shutil.copy2(absInputFile,destinationDir+"\\"+outputFile)
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print "Done!\n"
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#copySuccess = open(self.workDir + '\\copySuccess.log','a')
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#copySuccess.write(absFile+'\n')
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#copySuccess.close()
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except:
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print "This file could not be copied! It either dosent exist or something is wrong with the path..."
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if os.path.exists(self.logsDir) == 0:
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os.makedirs(self.logsDir)
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copyError = open(self.logsDir + '\\copyError.log','a')
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copyError.write("I can't find or process original file %s or destination %s\n"% (absInputFile,destinationDir+ "\\"+outputFile))
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copyError.close()
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class HashFileContents:
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"""This class will handle requests to hash file contents. It will alow you to choose between the
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algorithms and will have some protection for opening really large files to memory. (eventually)
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This hash class will always hash the binary contents of the file not the string representation.
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Very important."""
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def __init__(self, hashAlgorithm):
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self.hashAlgorithm = hashAlgorithm
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def HashFile(self, absFilePath):
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"""Current supported Algorithms are: md5, sha1, sha224, sha256"""
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binContents = open(absFilePath,'rb').read()
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print "-"*80
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print "Creating a %s hash digest from file\n%s"%(self.hashAlgorithm, absFilePath)
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print "-"*80
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if self.hashAlgorithm == 'md5':
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hashVal = hashlib.md5(binContents).hexdigest()
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elif self.hashAlgorithm == 'sha1':
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hashVal = hashlib.sha1(binContents).hexdigest()
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elif self.hashAlgorithm == 'sha224':
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hashVal = hashlib.sha224(binContents).hexdigest()
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elif self.hashAlgorithm == 'sha256':
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hashVal = hashlib.sha256(binContents).hexdigest()
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else:
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print "Unsupported algorithm!"
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hashVal = '0'
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return hashVal
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class FileProperties:
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"""This class will retrieve file properties (things like created date, etc)in a human readable format
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"""
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def GetCreatedDate(self, absFilePath):
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"""Returns the Created Date for the file."""
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stats = os.stat(absFilePath)
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createDate = time.localtime(stats[9])
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formatedDate = time.strftime("%m/%d/%y", createDate)
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return formatedDate
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def GetModifiedDate(self, absFilePath):
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"""Returns the Last Modified Date for the file."""
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stats = os.stat(absFilePath)
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lastModDate = time.localtime(stats[8])
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formatedDate = time.strftime("%m/%d/%y", lastModDate)
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return formatedDate
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def GetAccessedDate(self, absFilePath):
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"""Returns the Last Accessed Date for the file."""
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stats = os.stat(absFilePath)
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lastAccDate = time.localtime(stats[7])
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formatedDate = time.strftime("%m/%d/%y", lastAccDate)
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return formatedDate
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def RemoveReadOnlyFlag(self, absFilePath, removeFlag = True):
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"""Removes the Read Only flag on a file passed to it. Alternativly, you can add a the
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flag by making removeFlag = False"""
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if removeFlag:
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os.chmod(absFilePath,stat.S_IWRITE)
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else:
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os.chmod(absFilePath,stat.S_IREAD)
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class DateUtilities:
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def EnumerateDateRange(self, startDate, endDate):
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"""This method will enumerate all the values in a date range. Must be in MM/DD/YYYY format"""
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m,d,y = startDate.split("/")
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first=datetime.date(int(y),int(m),int(d))
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m,d,y = endDate.split("/")
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last=datetime.date(int(y),int(m),int(d))
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adate=first
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dates=[]
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while adate<=last:
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dates.append(adate)
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adate+=datetime.timedelta(1)
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dateList = []
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for i in dates:
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i = str(i)
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y,m,d = i.split("-")
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dateList.append("%s/%s/%s"%(m,d,y))
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return dateList
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def ConvertDateFormat(self,date, convertToFormat='computer'):
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"""This method converts between human MM/DD/YYYY and computer yyyymmdd"""
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if convertToFormat == 'computer':
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m,d,y = date.split("/")
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if len(m)<2:
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m = "0"+m
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if len(d)<2:
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d = "0"+d
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return y+m+d
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else:
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y = date[:4]
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m = date[4:6]
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d = date[6:]
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return "%s/%s/%s"% (m,d,y)
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def ReverseDateFormat(self,date):
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"""This method converts from improper computer format MMDDYYYY to proper YYYYMMDD"""
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y = date[4:]
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m = date[:2]
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d = date[2:4]
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return y+m+d |
