fixing pylint and pep8 recommendations
This commit is contained in:
114
TVEncoder.py
114
TVEncoder.py
@@ -11,9 +11,14 @@ from libfilemanager import FileManager
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from libsettings import Settings
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from libhandbrake import Encoder
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from libtvdatasource import TVData
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from collections import namedtuple
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def ShowHelp():
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def showhelp():
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"""
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Prints the command lines switches that are valid for the program.
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"""
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print 'TVEncoder.py -p -n <number of files to prepare for processing> ' \
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'- prepare n recordings'
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print 'TVEncoder.py -p -l -n <number of files to process> - lists the ' \
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@@ -22,78 +27,95 @@ def ShowHelp():
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print 'TVEncoder.py -e -l - list the files that would be encoded'
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def PrintShowsToEncode(showsData):
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# print "/n".join(showData)
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for showData in showsData:
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print showData.ToString()
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def print_shows_to_encode(shows):
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"""
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Prints he details of the shows that have been selected for encoding.
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"""
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for showdata in shows:
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print showdata
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def PrintShowsToPrepare(showsData):
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for showData in showsData:
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showData.Print()
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def print_shows_to_prepare(shows):
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"""
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Prints he details of the shows that have been selected for preparation.
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"""
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for showdata in shows:
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showdata.Print()
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def processarguments(options):
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"""
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Determine the actions required from the input flags
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"""
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inputoptions = namedtuple("inputoptions",
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"numfiles doencode readonly dolist")
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for opt, arg in options:
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if opt == '-h':
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showhelp()
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sys.exit()
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elif opt == "-p":
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inputoptions.doencode = False
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elif opt == "-e":
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inputoptions.doencode = True
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elif opt == "-n":
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inputoptions.numfiles = arg
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elif opt == "-l":
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inputoptions.readonly = True
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inputoptions.dolist = True
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return inputoptions
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def main(argv):
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numFiles = 0
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doEncode = False
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readOnly = False
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doList = False
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"""
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The main program for TVEncoder.
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"""
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try:
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opts, args = getopt.getopt(argv, "hlpen:")
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except getopt.GetoptError:
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ShowHelp()
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showhelp()
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sys.exit(2)
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for opt, arg in opts:
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if opt == '-h':
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ShowHelp()
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sys.exit()
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elif opt == "-p":
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doEncode = False
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elif opt == "-e":
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doEncode = True
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elif opt == "-n":
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numFiles = arg
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elif opt == "-l":
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readOnly = True
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doList = True
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inputoptions = processarguments(opts)
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settings = Settings("settings.cfg")
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filemanager = FileManager(settings)
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if readOnly and doList:
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if doEncode:
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if inputoptions.readonly and inputoptions.dolist:
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if inputoptions.doencode:
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#Generate the list of files that would be encoded
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fileManager = FileManager(settings)
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showData = fileManager.GetEncodingFiles(readOnly)
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PrintShowsToEncode(showData)
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showdata = filemanager.getencodingfiles(inputoptions.readonly)
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print_shows_to_encode(showdata)
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else:
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# Generate the list of files to process
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fileManager = FileManager(settings)
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shows = fileManager.GetFilesToPrepare(numFiles)
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shows = filemanager.getfilestoprepare(inputoptions.numfiles)
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print "num results: {0}".format(len(shows))
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PrintShowsToPrepare(shows)
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print_shows_to_prepare(shows)
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else:
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if doEncode:
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if inputoptions.doencode:
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#Encode the files and move them to their final destination
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fileManager = FileManager(settings)
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showData = fileManager.GetEncodingFiles(readOnly)
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showdata = filemanager.getencodingfiles(inputoptions.readonly)
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for show in showData:
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if fileManager.CheckFileExists(show.outputFile):
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for show in showdata:
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if filemanager.checkfileexists(show.outputFile):
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print "File {0} already exists. Cannot process." \
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.format(show.outputFile)
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else:
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encoder = Encoder(settings.HandbrakeCommand())
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result = encoder.Encode(show.inputFile, show.outputFile)
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fileManager.PerformPostEncodeFileOperations(
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# TODO do something with the result
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filemanager.performpostencodefileoperations(
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show.inputFile, show.outputFile)
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else:
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# TODO Process files for encoding
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fileManager = FileManager(settings)
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shows = fileManager.GetFilesToPrepare(numFiles)
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tvData = TVData(settings)
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tvData.PrepareEpisodes(shows)
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# Process files for encoding
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shows = filemanager.getfilestoprepare(inputoptions.numfiles)
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tvdata = TVData(settings)
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tvdata.PrepareEpisodes(shows)
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if __name__ == "__main__":
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@@ -10,96 +10,149 @@ from libtvdatasource import TVData
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import os
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import shutil
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#move this to settings
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#TVRECORDINGSDIR = "/srv/storage2/videos/TVRecordings/"
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class EncodeData:
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inputFile = ''
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show = None
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outputFile = ''
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def ToString(self):
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return "Show: {0}\nInput: {1}\nOutput: {2}\n".format(self.show, self.inputFile, self.outputFile)
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"""
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Contains detais of files to encode.
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inputfile - The source file
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outputfile - The destination file
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show - The name of the show
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"""
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def __init__(self, inputfile='', show=None, outputfile=''):
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self.inputfile = inputfile
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self.show = show
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self.outputfile = outputfile
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def __str__(self):
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return "Show: {0}\nInput: {1}\nOutput: " \
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"{2}\n".format(self.show, self.inputfile, self.outputfile)
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class FileManager:
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"""
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Perform file operations
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"""
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def __init__(self, settings):
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self.settings = settings
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def __GetInputFilesToEncode(self):
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fileList = []
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for show in self.settings.GetShowNames():
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for r,d,f in os.walk(self.settings.GetShowInputDirectory(show)):
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for files in f:
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if files.endswith(".mpg"):
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data = EncodeData()
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data.show = show
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data.inputFile = os.path.join(r,files)
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fileList.append(data)
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return fileList
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def __FindSeason(self, path, fileName, readOnly):
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season = "Season {0}".format(fileName[1:3])
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seasonPath = os.path.join(path, season)
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if not readOnly:
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if not os.path.exists(seasonPath):
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os.makedirs(seasonPath)
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return seasonPath
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def __GetEncodeOutputFile(self, inputFile, showName, readOnly):
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inFile = os.path.basename(inputFile)
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outFilename = inFile[:-3]+"mkv"
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outPath = self.__FindSeason(self.settings.GetShowOutputDirectory(showName), outFilename, readOnly)
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return os.path.join(outPath, outFilename)
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def GetEncodingFiles(self, readOnly=True):
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showsData = self.__GetInputFilesToEncode()
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for showData in showsData:
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showData.outputFile = self.__GetEncodeOutputFile(showData.inputFile, showData.show, readOnly)
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return showsData
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def CheckFileExists(self, file):
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return os.path.isfile(file)
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def __GetRecordingFile(self, fileName):
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return os.path.join(self.settings.TVRecordingDirectory(), os.path.dirname(fileName).split("/")[-1] + ".mpg")
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def PerformPostEncodeFileOperations(self, inputFileName, outputFileName):
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shutil.rmtree(os.path.dirname(inputFileName))
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linkAddress = self.__GetRecordingFile(inputFileName)
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os.remove(linkAddress)
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os.symlink(outputFileName, linkAddress)
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def GetFilesToPrepare(self, numberofFiles):
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path = self.settings.TVRecordingDirectory()
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files = glob.glob("{0}*.mpg".format(path))
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files = sorted(files, key=os.path.getctime)
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files = filter(lambda file: not os.path.islink(file), files)
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#files is now a list of unprocessed files, but contains shows other than those we are interested in
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showsToProcess = []
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i = 0
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print "Found {0} potential files".format(len(files))
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tvData = TVData(self.settings)
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for file in files:
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# TODO get these from settings
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#if TVData.CheckTitleIsInList('localhost', 'script', 'script', 'mythconverg', file):
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showData = tvData.RetrieveEpisodeData(file)
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if showData:
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showsToProcess.append(showData)
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def getencodingfiles(self, readonly=True):
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"""
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Get the details of the shows that are ready for encoding
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"""
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showsdata = self.__getinputfilestoencode()
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for showdata in showsdata:
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showdata.outputfile = self.__getencodeoutputfile(
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showdata.inputfile, showdata.show, readonly)
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return showsdata
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def performpostencodefileoperations(self, inputfilename, outputfilename):
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"""
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Delete the input file, and the original recorded file. Then create a
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symlink from the new encoded file to the original mythtv file.
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"""
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shutil.rmtree(os.path.dirname(inputfilename))
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linkaddress = self.__getrecordingfile(inputfilename)
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os.remove(linkaddress)
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os.symlink(outputfilename, linkaddress)
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def getfilestoprepare(self, numberoffiles):
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"""
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Get the details of the first <numberoffiles> to prepare for encoding.
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If there are less files than <numberoffiles> available, it will
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return the details of the number available.
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"""
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path = self.settings.TVRecordingDirectory()
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potentialfiles = glob.glob("{0}*.mpg".format(path))
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potentialfiles = sorted(potentialfiles, key=os.path.getctime)
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potentialfiles = [potentialfile for potentialfile in potentialfiles
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if not os.path.islink(potentialfile)]
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#files is now a list of unprocessed files, but contains shows other
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#than those we are interested in
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showstoprocess = []
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i = 0
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print "Found {0} potential files".format(len(potentialfiles))
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tvdata = TVData(self.settings)
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for potentialfile in potentialfiles:
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showdata = tvdata.RetrieveEpisodeData(potentialfile)
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if showdata:
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showstoprocess.append(showdata)
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i = i + 1
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if i == int(numberofFiles):
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return showsToProcess
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return showsToProcess #will reach here if there were less than numberofFiles found
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if i == int(numberoffiles):
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return showstoprocess
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#will reach here if there were less than numberofFiles found
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return showstoprocess
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@staticmethod
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def checkfileexists(filename):
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"""
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Check to see if a file currently exists
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"""
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return os.path.exists(filename)
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def __getinputfilestoencode(self):
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"""
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Get the details of the files that are waiting to be encoded
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"""
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filelist = []
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for show in self.settings.GetShowNames():
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for dirpath, dirnames, filenames in os.walk(
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self.settings.GetShowInputDirectory(show)):
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for inputfile in filenames:
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if inputfile.endswith(".mpg"):
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data = EncodeData(show, os.path.join(
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dirpath, inputfile))
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filelist.append(data)
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return filelist
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def __getencodeoutputfile(self, inputfile, showname, readonly):
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"""
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Get the full path of the output filename to save the encoded video to
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"""
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infile = os.path.basename(inputfile)
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outfilename = infile[:-3]+"mkv"
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outpath = findseason(self.settings.GetShowOutputDirectory(
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showname), outfilename, readonly)
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return os.path.join(outpath, outfilename)
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def __getrecordingfile(self, filename):
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"""
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Get the name of the mythtv recording based on the filename. The
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filename contains the name of the mythtv recording as the
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final directory in it's path.
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"""
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return os.path.join(self.settings.TVRecordingDirectory(),
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os.path.dirname(filename).split("/")[-1] + ".mpg")
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def findseason(path, filename, readonly):
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"""
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Get the name of the season folder. eg. Season 01
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"""
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season = "Season {0}".format(filename[1:3])
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seasonpath = os.path.join(path, season)
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if not readonly:
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if not os.path.exists(seasonpath):
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os.makedirs(seasonpath)
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return seasonpath
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