#!/usr/bin/env python
# vim: set ts=4 sts=4 sw=4 textwidth=112 :
-import re, os, sys
+VERSION="2.0.0"
+PROGRAM="rarslave2"
+
+import re, os, sys, optparse
import par2parser
+import RarslaveConfig
+import RarslaveLogger
# Global Variables
(TYPE_OLDRAR, TYPE_NEWRAR, TYPE_ZIP, TYPE_NOEXTRACT) = range (4)
-(ECHECK, EEXTRACT, EDELETE) = range(1,4)
+(SUCCESS, ECHECK, EEXTRACT, EDELETE) = range(4)
+config = RarslaveConfig.RarslaveConfig()
+logger = RarslaveLogger.RarslaveLogger ()
+
+# Global options to be set / used later.
+options = None
class RarslaveExtractor (object):
def addHead (self, dir, head):
assert os.path.isdir (dir)
- # REQUIRES that the dir is valid, but not that the file is valid, so that
- # we can move a file that doesn't exist yet.
- # FIXME: probably CAN add this back, since we should be running this AFTER repair.
- #assert os.path.isfile (os.path.join (dir, head))
+ assert os.path.isfile (os.path.join (dir, head))
- self.heads.append (os.path.join (dir, head))
+ full_head = os.path.join (dir, head)
+ logger.addMessage ('Adding extraction head: %s' % full_head, RarslaveLogger.MessageType.Debug)
+ self.heads.append (full_head)
- def extract (self, todir):
+ def extract (self, todir=None):
# Extract all heads of this set
# Create the directory $todir if it doesn't exist
- if not os.path.isdir (todir):
- # TODO: LOGGER
+ if todir != None and not os.path.isdir (todir):
+ logger.addMessage ('Creating directory: %s' % todir, RarslaveLogger.MessageType.Verbose)
try:
os.makedirs (todir)
except OSError:
- # TODO: LOGGER
+ logger.addMessage ('FAILED to create directory: %s' % todir, RarslaveLogger.MessageType.Fatal)
return -EEXTRACT
# Extract all heads
# Call the extraction function on each head
for h in self.heads:
- extraction_func (h, todir)
+ if todir == None:
+ # Run in the head's directory
+ ret = extraction_func (h, os.path.dirname (h))
+ else:
+ ret = extraction_func (h, todir)
+
+ logger.addMessage ('Extraction Function returned: %d' % ret, RarslaveLogger.MessageType.Debug)
+
+ # Check error code
+ if ret != SUCCESS:
+ logger.addMessage ('Failed extracting: %s' % h, RarslaveLogger.MessageType.Fatal)
+ return -EEXTRACT
+
+ return SUCCESS
def __extract_rar (self, file, todir):
assert os.path.isfile (file)
assert os.path.isdir (todir)
- RAR_CMD = 'unrar x -o+ -- '
+ RAR_CMD = config.get_value ('commands', 'unrar')
cmd = '%s \"%s\"' % (RAR_CMD, file)
ret = run_command (cmd, todir)
if ret != 0:
return -EEXTRACT
+ return SUCCESS
+
def __extract_zip (self, file, todir):
- ZIP_CMD = 'unzip \"%s\" -d \"%s\"'
+ ZIP_CMD = config.get_value ('commands', 'unzip')
cmd = ZIP_CMD % (file, todir)
ret = run_command (cmd)
if ret != 0:
return -EEXTRACT
+ return SUCCESS
+
def __extract_noextract (self, file, todir):
# Just move this file to the $todir, since no extraction is needed
# FIXME: NOTE: mv will fail by itself if you're moving to the same dir!
- cmd = 'mv \"%s\" \"%s\"' % (file, todir)
+ NOEXTRACT_CMD = config.get_value ('commands', 'noextract')
+
+ # Make sure that both files are not the same file. If they are, don't run at all.
+ if os.path.samefile (file, os.path.join (todir, file)):
+ return SUCCESS
+
+ cmd = NOEXTRACT_CMD % (file, todir)
ret = run_command (cmd)
# Check error code
if ret != 0:
return -EEXTRACT
+ return SUCCESS
+
class RarslaveRepairer (object):
def checkAndRepair (self):
# Form the command:
# par2repair -- PAR2 PAR2_EXTRA [JOIN_FILES]
- PAR2_CMD = 'par2repair -- '
+ PAR2_CMD = config.get_value ('commands', 'par2repair')
# Get set up
basename = get_basename (self.file)
- all_files = find_likely_files (basename, self.dir)
+ all_files = find_likely_files (self.dir, self.file)
all_files.sort ()
par2_files = find_par2_files (all_files)
for f in par2_files:
if f != self.file:
- command += "\"%s\" " % get_filename(f)
+ command += "\"%s\" " % os.path.split (f)[1]
if self.join:
for f in all_files:
if f not in par2_files:
- command += "\"%s\" " % get_filename(f)
+ command += "\"%s\" " % os.path.split (f)[1]
# run the command
ret = run_command (command, self.dir)
# check the result
if ret != 0:
- # TODO: logger
- print 'error during checkAndRepair()'
+ logger.addMessage ('PAR2 Check / Repair failed: %s' % self.file, RarslaveLogger.MessageType.Fatal)
return -ECHECK
+ return SUCCESS
+
def run_command (cmd, indir=None):
# Runs the specified command-line in the directory given (or, in the current directory
# if none is given). It returns the status code given by the application.
if indir != None:
assert os.path.isdir (indir) # MUST be a directory!
- os.chdir (pwd)
-
- # FIXME: re-enable this after testing
- print 'RUNNING (%s): %s' % (indir, cmd)
- return 0
-
- # return os.system (cmd)
+ os.chdir (indir)
+ ret = os.system (cmd)
+ os.chdir (pwd)
+ return ret
def full_abspath (p):
return os.path.abspath (os.path.expanduser (p))
-def get_filename (f):
- # TODO: I don't think that we should enforce this...
- # TODO: ... because I think we should be able to get the filename, regardless
- # TODO: of whether this is a legit filename RIGHT NOW or not.
- # assert os.path.isfile (f)
- return os.path.split (f)[1]
-
def get_basename (name):
"""Strips most kinds of endings from a filename"""
- regex = '^(.+)\.(par2|vol\d+\+\d+|\d\d\d|part\d+|rar|zip|avi|mp4|mkv|ogm)$'
+ regex = config.get_value ('regular expressions', 'basename_regex')
r = re.compile (regex, re.IGNORECASE)
done = False
return name
-def find_likely_files (name, dir):
+def find_likely_files (dir, p2file):
"""Finds files which are likely to be part of the set corresponding
to $name in the directory $dir"""
- if not os.path.isdir (os.path.abspath (dir)):
- raise ValueError # bad directory given
+ assert os.path.isdir (dir)
+ assert os.path.isfile (os.path.join (dir, p2file))
+
+ basename = get_basename (p2file)
dir = os.path.abspath (dir)
- ename = re.escape (name)
+ ename = re.escape (basename)
regex = re.compile ('^%s.*$' % (ename, ))
- return [f for f in os.listdir (dir) if regex.match (f)]
+ name_matches = [f for f in os.listdir (dir) if regex.match (f)]
+ parsed_matches = par2parser.get_protected_files (dir, p2file)
+
+ return name_matches + parsed_matches
def find_par2_files (files):
"""Find all par2 files in the list $files"""
- regex = re.compile ('^.*\.par2$', re.IGNORECASE)
+ PAR2_REGEX = config.get_value ('regular expressions', 'par2_regex')
+ regex = re.compile (PAR2_REGEX, re.IGNORECASE)
return [f for f in files if regex.match (f)]
def find_all_par2_files (dir):
return find_par2_files (files)
-def has_extension (f, ext):
- """Checks if f has the extension ext"""
-
- if ext[0] != '.':
- ext = '.' + ext
-
- ext = re.escape (ext)
- regex = re.compile ('^.*%s$' % (ext, ), re.IGNORECASE)
- return regex.match (f)
-
def find_extraction_heads (dir, files):
"""Takes a list of possible files and finds likely heads of
extraction."""
if is_newrar (files):
extractor = RarslaveExtractor (TYPE_NEWRAR)
- regex = re.compile ('^.*\.part01.rar$', re.IGNORECASE)
+ regex = re.compile ('^.*\.part0*1.rar$', re.IGNORECASE)
for f in files:
if regex.match (f):
extractor.addHead (dir, f)
prot_files = par2parser.get_protected_files (dir, f)
done = True
except: #FIXME: add the actual exceptions
- print 'ERROR PARSING P2FILE ...', f
+ logger.addMessage ('Error parsing PAR2 file: %s', f)
continue
if done:
for f in prot_files:
extractor.addHead (dir, f)
else:
- print 'BADNESS'
+ logger.addMessage ('Error parsing all PAR2 files in this set ...')
# Make sure we found the type
- assert extractor != None
+ if extractor == None:
+ logger.addMessage ('Not able to find an extractor for this type of set: %s' % p2files[0],
+ RarslaveLogger.MessageType.Verbose)
+
+ # No-heads here, but it's better than failing completely
+ extractor = RarslaveExtractor (TYPE_NOEXTRACT)
return extractor
-def is_oldrar (files):
+def generic_matcher (files, regex, nocase=False):
+ """Run the regex over the files, and see if one matches or not.
+ NOTE: this does not return the matches, just if a match occurred."""
+
+ if nocase:
+ cregex = re.compile (regex, re.IGNORECASE)
+ else:
+ cregex = re.compile (regex)
+
for f in files:
- if has_extension (f, '.r00'):
+ if cregex.match (f):
return True
+ return False
+
+def is_oldrar (files):
+ return generic_matcher (files, '^.*\.r00$')
+
def is_newrar (files):
- for f in files:
- if has_extension (f, '.part01.rar'):
- return True
+ return generic_matcher (files, '^.*\.part0*1\.rar$')
def is_zip (files):
- for f in files:
- if has_extension (f, '.zip'):
- return True
+ return generic_matcher (files, '^.*\.zip$')
def is_noextract (files):
# Type that needs no extraction.
# TODO: Add others ???
- for f in files:
- if has_extension (f, '.001'):
- return True
+ return generic_matcher (files, '^.*\.001$')
def find_deleteable_files (files):
# Deleteable types regex should come from the config
dfiles = []
- dregex = re.compile ('^.*\.(par2|\d|\d\d\d|rar|r\d\d|zip)$', re.IGNORECASE)
+ DELETE_REGEX = config.get_value ('regular expressions', 'delete_regex')
+ dregex = re.compile (DELETE_REGEX, re.IGNORECASE)
return [f for f in files if dregex.match (f)]
self.file = file
basename = get_basename (file)
- self.likely_files = find_likely_files (basename, dir)
+ self.likely_files = find_likely_files (dir, file)
def __list_eq (self, l1, l2):
# Repair Stage
repairer = RarslaveRepairer (self.dir, par2head, join)
- ret = repairer.checkAndRepair () # FIXME: Check return value
+ ret = repairer.checkAndRepair ()
- if ret: # FAILURE
+ if ret != SUCCESS:
+ logger.addMessage ('Repair stage failed for: %s' % par2head, RarslaveLogger.MessageType.Fatal)
return -ECHECK
# Extraction Stage
+ EXTRACT_DIR = options.extract_dir
extractor = find_extraction_heads (self.dir, self.likely_files)
- ret = extractor.extract ('extract_dir') # FIXME: Get it from the config
+ ret = extractor.extract (EXTRACT_DIR)
- if ret: # FAILURE
+ if ret != SUCCESS:
+ logger.addMessage ('Extraction stage failed for: %s' % par2head, RarslaveLogger.MessageType.Fatal)
return -EEXTRACT
# Deletion Stage
+ DELETE_INTERACTIVE = options.interactive
deleteable_files = find_deleteable_files (self.likely_files)
- ret = delete_list (deleteable_files)
+ ret = delete_list (self.dir, deleteable_files, DELETE_INTERACTIVE)
- if ret: # FAILURE
+ if ret != SUCCESS:
+ logger.addMessage ('Deletion stage failed for: %s' % par2head, RarslaveLogger.MessageType.Fatal)
return -EDELETE
- return 0
+ logger.addMessage ('Successfully completed: %s' % par2head)
+ return SUCCESS
-def delete_list (files, interactive=False):
+def delete_list (dir, files, interactive=False):
# Delete a list of files
- # TODO: Add the ability to confirm deletion, like in the original rarslave
+
+ assert os.path.isdir (dir)
+
+ done = False
+ valid_y = ['Y', 'YES']
+ valid_n = ['N', 'NO']
if interactive:
- # TODO: prompt here
- # prompt -> OK_TO_DELETE -> do nothing, fall through
- # prompt -> NOT_OK -> return immediately
- pass
+ while not done:
+ print 'Do you want to delete the following?:'
+ s = raw_input ('Delete [y/N]: ').upper()
+
+ if s in valid_y + valid_n:
+ done = True
+
+ if s in valid_n:
+ return SUCCESS
for f in files:
- # FIXME: re-enable this in production
- # os.remove (f)
- print 'rm', f
+ os.remove (os.path.join (dir, f))
- return 0
+ return SUCCESS
def generate_all_parsets (dir):
return parsets
+def check_required_progs():
+ """Check if the required programs are installed"""
+
+ shell_not_found = 32512
+ needed = []
+
+ if run_command ('par2repair --help > /dev/null 2>&1') == shell_not_found:
+ needed.append ('par2repair')
+
+ if run_command ('unrar --help > /dev/null 2>&1') == shell_not_found:
+ needed.append ('unrar')
+
+ if run_command ('unzip --help > /dev/null 2>&1') == shell_not_found:
+ needed.append ('unzip')
+
+ if needed:
+ for n in needed:
+ print 'Needed program "%s" not found in $PATH' % (n, )
+
+ sys.exit(1)
+
+def run_options (options):
+
+ # Fix directories
+ options.work_dir = full_abspath (options.work_dir)
+
+ # Make sure that the directory is valid
+ if not os.path.isdir (options.work_dir):
+ sys.stderr.write ('\"%s\" is not a valid directory. Use the \"-d\"\n' % options.work_dir)
+ sys.stderr.write ('option to override the working directory temporarily, or edit the\n')
+ sys.stderr.write ('configuration file to override the working directory permanently.\n')
+ sys.exit (1)
+
+ if options.extract_dir != None:
+ options.extract_dir = full_abspath (options.extract_dir)
+
+ if options.version:
+ print PROGRAM + ' - ' + VERSION
+ print
+ print 'Copyright (c) 2005,2006 Ira W. Snyder (devel@irasnyder.com)'
+ print
+ print 'This program comes with ABSOLUTELY NO WARRANTY.'
+ print 'This is free software, and you are welcome to redistribute it'
+ print 'under certain conditions. See the file COPYING for details.'
+ sys.exit (0)
+
+ if options.check_progs:
+ check_required_progs ()
+
+ if options.write_def_config:
+ config.write_config (default=True)
+
+ if options.write_config:
+ config.write_config ()
+
+def find_loglevel (options):
+
+ loglevel = options.verbose - options.quiet
+
+ if loglevel < RarslaveLogger.MessageType.Fatal:
+ loglevel = RarslaveLogger.MessageType.Fatal
+
+ if loglevel > RarslaveLogger.MessageType.Debug:
+ loglevel = RarslaveLogger.MessageType.Debug
+
+ return loglevel
+
+def printMessageTable (loglevel):
+
+ if logger.hasFatalMessages ():
+ print '\nFatal Messages\n' + '=' * 80
+ logger.printLoglevel (RarslaveLogger.MessageType.Fatal)
+
+ if loglevel == RarslaveLogger.MessageType.Fatal:
+ return
+
+ if logger.hasNormalMessages ():
+ print '\nNormal Messages\n' + '=' * 80
+ logger.printLoglevel (RarslaveLogger.MessageType.Normal)
+
+ if loglevel == RarslaveLogger.MessageType.Normal:
+ return
+
+ if logger.hasVerboseMessages ():
+ print '\nVerbose Messages\n' + '=' * 80
+ logger.printLoglevel (RarslaveLogger.MessageType.Verbose)
+
+ if loglevel == RarslaveLogger.MessageType.Verbose:
+ return
+
+ if logger.hasDebugMessages ():
+ print '\nDebug Messages\n' + '=' * 80
+ logger.printLoglevel (RarslaveLogger.MessageType.Debug)
+
+ return
+
def main ():
- TOPDIR = os.path.abspath ('test_material')
- for (dir, subdirs, files) in os.walk (TOPDIR):
- print 'DEBUG: IN DIRECTORY:', dir
- parsets = generate_all_parsets (dir)
+ # Build the OptionParser
+ parser = optparse.OptionParser()
+ parser.add_option('-n', '--not-recursive',
+ action='store_false', dest='recursive',
+ default=config.get_value('options', 'recursive'),
+ help="Don't run recursively")
+
+ parser.add_option('-d', '--work-dir',
+ dest='work_dir', type='string',
+ default=config.get_value('directories', 'working_directory'),
+ help="Start running at DIR", metavar='DIR')
+
+ parser.add_option('-e', '--extract-dir',
+ dest='extract_dir', type='string',
+ default=config.get_value('directories', 'extract_directory'),
+ help="Extract to DIR", metavar='DIR')
+
+ parser.add_option('-p', '--check-required-programs',
+ action='store_true', dest='check_progs',
+ default=False,
+ help="Check for required programs")
+
+ parser.add_option('-f', '--write-default-config',
+ action='store_true', dest='write_def_config',
+ default=False, help="Write out a new default config")
+
+ parser.add_option('-c', '--write-new-config',
+ action='store_true', dest='write_config',
+ default=False, help="Write out the current config")
+
+ parser.add_option('-i', '--interactive', dest='interactive', action='store_true',
+ default=config.get_value('options', 'interactive'),
+ help="Confirm before removing files")
+
+ parser.add_option('-q', '--quiet', dest='quiet', action='count',
+ default=0, help="Output fatal messages only")
+
+ parser.add_option('-v', '--verbose', dest='verbose', action='count',
+ default=0, help="Output extra information")
+
+ parser.add_option('-V', '--version', dest='version', action='store_true',
+ default=False, help="Output version information")
+
+ parser.version = VERSION
+
+ # Parse the given options
+ global options
+ (options, args) = parser.parse_args()
+
+ # Run any special actions that are needed on these options
+ run_options (options)
+
+ # Find the loglevel using the options given
+ loglevel = find_loglevel (options)
+
+ # Run recursively
+ if options.recursive:
+ for (dir, subdirs, files) in os.walk (options.work_dir):
+ parsets = generate_all_parsets (dir)
+ for p in parsets:
+ p.run_all ()
+
+ # Non-recursive
+ else:
+ parsets = generate_all_parsets (options.work_dir)
for p in parsets:
p.run_all ()
+ # Print the results
+ printMessageTable (loglevel)
+
+ # Done!
+ return 0
+
if __name__ == '__main__':
main ()
+