VERSION="2.0.0"
PROGRAM="rarslave2"
-import re, os, sys, optparse
-import Par2Parser
-import RarslaveConfig
-import RarslaveLogger
+import os, sys, optparse, logging
+import RarslaveDetector
+import RarslaveGlobals
+from RarslaveCommon import *
-# Global Variables
-(TYPE_OLDRAR, TYPE_NEWRAR, TYPE_ZIP, TYPE_NOEXTRACT, TYPE_UNKNOWN) = range (5)
-(SUCCESS, ECHECK, EEXTRACT, EDELETE) = range(4)
-config = RarslaveConfig.RarslaveConfig()
-logger = RarslaveLogger.RarslaveLogger ()
+# Global options from the RarslaveGlobals class
+options = RarslaveGlobals.options
+config = RarslaveGlobals.config
-# Global options to be set / used later.
-options = None
+# A tiny class to hold logging output until we're finished
+class DelayedLogger (object):
+ def __init__ (self, output=sys.stdout.write):
+ self.__messages = []
+ self.__output = output
-class RarslaveExtractor (object):
+ def write (self, msg):
+ self.__messages.append (msg)
- type = None
- heads = []
+ def flush (self):
+ pass
- def __init__ (self, dir, p2files, name_files, prot_files):
+ def size (self):
+ """Returns the number of messages queued for printing"""
+ return len (self.__messages)
- self.dir = dir
- self.p2files = p2files
- self.name_matched_files = name_files
- self.prot_matched_files = prot_files
-
- # Find the type
- self.type = self.__find_type ()
-
- logger.addMessage ('Detected set of type: %s' % self, RarslaveLogger.MessageType.Debug)
-
- # Find the heads
- self.heads = self.__find_heads ()
-
- for h in self.heads:
- logger.addMessage ('Adding extraction head: %s' % h, RarslaveLogger.MessageType.Debug)
-
- def __repr__ (self):
- return \
- { TYPE_OLDRAR : 'Old RAR',
- TYPE_NEWRAR : 'New RAR',
- TYPE_ZIP : 'Zip',
- TYPE_NOEXTRACT : 'No Extract',
- TYPE_UNKNOWN : 'Unknown' } [self.type]
-
- def __find_type (self):
-
- all_files = no_duplicates (self.name_matched_files + self.prot_matched_files)
-
- if self.is_oldrar (all_files):
- return TYPE_OLDRAR
- elif self.is_newrar (all_files):
- return TYPE_NEWRAR
- elif self.is_zip (all_files):
- return TYPE_ZIP
- elif self.is_noextract (all_files):
- return TYPE_NOEXTRACT
-
- return TYPE_UNKNOWN
-
- def __generic_find_heads (self, regex, ignorecase=True):
-
- heads = []
-
- if ignorecase:
- cregex = re.compile (regex, re.IGNORECASE)
- else:
- cregex = re.compile (regex)
-
- all_files = no_duplicates (self.name_matched_files + self.prot_matched_files)
-
- for f in all_files:
- if cregex.match (f):
- heads.append (f)
-
- return heads
-
- def __find_heads (self):
-
- if self.type == TYPE_OLDRAR:
- return self.__generic_find_heads ('^.*\.rar$')
- elif self.type == TYPE_NEWRAR:
- return self.__generic_find_heads ('^.*\.part0*1\.rar$')
- elif self.type == TYPE_ZIP:
- return self.__generic_find_heads ('^.*\.zip$')
- elif self.type == TYPE_NOEXTRACT:
- return self.prot_matched_files
-
- return []
-
- def __create_directory (self, dir):
- if dir == None:
- return SUCCESS
-
- if os.path.isdir (dir):
- return SUCCESS
-
- try:
- os.makedirs (dir)
- logger.addMessage ('Created directory: %s' % dir, RarslaveLogger.MessageType.Verbose)
- except OSError:
- logger.addMessage ('FAILED to create directory: %s' % dir, RarslaveLogger.MessageType.Fatal)
- return -EEXTRACT
-
- return SUCCESS
-
- def runExtract (self, todir=None):
- # Extract all heads of this set
-
- # Extract to the head's dir if we don't care where to extract
- if todir == None:
- todir = self.dir
-
- # Create the directory $todir if it doesn't exist
- ret = self.__create_directory (todir)
-
- if ret != SUCCESS:
- return -EEXTRACT
-
- # Extract all heads
- extraction_func = \
- { TYPE_OLDRAR : self.__extract_rar,
- TYPE_NEWRAR : self.__extract_rar,
- TYPE_ZIP : self.__extract_zip,
- TYPE_NOEXTRACT : self.__extract_noextract,
- TYPE_UNKNOWN : self.__extract_unknown }[self.type]
-
- # Call the extraction function on each head
- for h in self.heads:
- full_head = full_abspath (h)
- ret = extraction_func (full_head, 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)
+ def close (self):
+ """Print all messages, clear the queue"""
+ for m in self.__messages:
+ self.__output (m)
- RAR_CMD = config.get_value ('commands', 'unrar')
+ self.__messages = []
- cmd = '%s \"%s\"' % (RAR_CMD, file)
- ret = run_command (cmd, todir)
-
- # Check error code
- if ret != 0:
- return -EEXTRACT
-
- return SUCCESS
-
- def __extract_zip (self, file, todir):
- ZIP_CMD = config.get_value ('commands', 'unzip')
-
- cmd = ZIP_CMD % (file, todir)
- ret = run_command (cmd)
-
- # Check error code
- if ret != 0:
- return -EEXTRACT
-
- return SUCCESS
-
- def __extract_noextract (self, file, todir):
- # Just move this file to the $todir, since no extraction is needed
- # FIXME: NOTE: mv will fail by itself if you're moving to the same dir!
- NOEXTRACT_CMD = config.get_value ('commands', 'noextract')
-
- # Make sure that both files are not the same file. If they are, don't run at all.
- if os.path.samefile (file, os.path.join (todir, file)):
- return SUCCESS
-
- cmd = NOEXTRACT_CMD % (file, todir)
- ret = run_command (cmd)
-
- # Check error code
- if ret != 0:
- return -EEXTRACT
-
- return SUCCESS
-
- def __extract_unknown (self, file, todir):
- return SUCCESS
-
- def __generic_matcher (self, files, regex, nocase=False):
- """Run the regex over the files, and see if one matches or not.
- NOTE: this does not return the matches, just if a match occurred."""
-
- if nocase:
- cregex = re.compile (regex, re.IGNORECASE)
- else:
- cregex = re.compile (regex)
-
- for f in files:
- if cregex.match (f):
- return True
-
- return False
-
- def is_oldrar (self, files):
- return self.__generic_matcher (files, '^.*\.r00$')
-
- def is_newrar (self, files):
- return self.__generic_matcher (files, '^.*\.part0*1\.rar$')
-
- def is_zip (self, files):
- return self.__generic_matcher (files, '^.*\.zip$')
-
- def is_noextract (self, files):
- # Type that needs no extraction.
- # TODO: Add others ???
- return self.__generic_matcher (files, '^.*\.001$')
-
-class PAR2Set (object):
-
- dir = None
- p2file = None # The starting par2
- basename = None # The p2file's basename
- all_p2files = []
- name_matched_files = [] # Files that match by basename of the p2file
- prot_matched_files = [] # Files that match by being protected members
+# A tiny class used to find unique PAR2 sets
+class CompareSet (object):
def __init__ (self, dir, p2file):
- assert os.path.isdir (dir)
- assert os.path.isfile (os.path.join (dir, p2file))
-
self.dir = dir
self.p2file = p2file
- self.basename = self.__get_basename (p2file)
-
- # Find files that match by name only
- self.name_matched_files = self.__find_name_matches (self.dir, self.basename)
- # Find all par2 files for this set using name matches
- self.all_p2files = find_par2_files (self.name_matched_files)
-
- # Try to get the protected files for this set
- self.prot_matched_files = self.__parse_all_par2 ()
-
- def __list_eq (self, l1, l2):
-
- if len(l1) != len(l2):
- return False
-
- for e in l1:
- if e not in l2:
- return False
-
- return True
+ self.basename = get_basename (self.p2file)
+ self.name_matches = find_name_matches (self.dir, self.basename)
def __eq__ (self, rhs):
- return (self.dir == rhs.dir) and (self.basename == rhs.basename) and \
- self.__list_eq (self.name_matched_files, rhs.name_matched_files) and \
- self.__list_eq (self.prot_matched_files, rhs.prot_matched_files)
-
- def __get_basename (self, name):
- """Strips most kinds of endings from a filename"""
-
- regex = config.get_value ('regular expressions', 'basename_regex')
- r = re.compile (regex, re.IGNORECASE)
- done = False
-
- while not done:
- done = True
+ return (self.dir == rhs.dir) \
+ and (self.basename == rhs.basename) \
+ and list_eq (self.name_matches, rhs.name_matches)
- if r.match (name):
- g = r.match (name).groups()
- name = g[0]
- done = False
-
- return name
-
- def __parse_all_par2 (self):
- """Searches though self.all_p2files and tries to parse at least one of them"""
- done = False
- files = []
-
- for f in self.all_p2files:
-
- # Exit early if we've found a good file
- if done:
- break
-
- try:
- files = Par2Parser.get_protected_files (self.dir, f)
- done = True
- except (EnvironmentError, OSError, OverflowError):
- logger.addMessage ('Corrupt PAR2 file: %s' % f, RarslaveLogger.MessageType.Fatal)
-
- # Now that we're out of the loop, check if we really finished
- if not done:
- logger.addMessage ('All PAR2 files corrupt for: %s' % self.p2file, RarslaveLogger.MessageType.Fatal)
-
- # Return whatever we've got, empty or not
- return files
-
- def __find_name_matches (self, dir, basename):
- """Finds files which are likely to be part of the set corresponding
- to $name in the directory $dir"""
-
- assert os.path.isdir (dir)
-
- ename = re.escape (basename)
- regex = re.compile ('^%s.*$' % (ename, ))
-
- return [f for f in os.listdir (dir) if regex.match (f)]
-
- def __update_name_matches (self):
- """Updates the self.name_matched_files variable with the most current information.
- This should be called after the directory contents are likely to change."""
-
- self.name_matched_files = self.__find_name_matches (self.dir, self.basename)
-
- def __is_joinfile (self, filename):
- regex = re.compile ('^.*\.\d\d\d$', re.IGNORECASE)
- if regex.match (filename):
- return True
-
- return False
-
- def __should_be_joined (self, files):
- for f in files:
- if self.__is_joinfile (f):
- return True
-
- def runCheckAndRepair (self):
- PAR2_CMD = config.get_value ('commands', 'par2repair')
-
- # Get set up
- all_files = no_duplicates (self.name_matched_files + self.prot_matched_files)
- join = self.__should_be_joined (all_files)
-
- # assemble the command
- # par2repair -- PAR2 PAR2_EXTRA [JOIN_FILES]
- command = "%s \"%s\" " % (PAR2_CMD, self.p2file)
-
- for f in self.all_p2files:
- if f != self.p2file:
- command += "\"%s\" " % os.path.split (f)[1]
-
- # Only needed when using par2 to join
- if join:
- for f in all_files:
- if self.__is_joinfile (f):
- command += "\"%s\" " % os.path.split (f)[1]
-
- # run the command
- ret = run_command (command, self.dir)
-
- # check the result
- if ret != 0:
- logger.addMessage ('PAR2 Check / Repair failed: %s' % self.p2file, RarslaveLogger.MessageType.Fatal)
- return -ECHECK
-
- return SUCCESS
-
- def __find_deleteable_files (self):
- all_files = no_duplicates (self.name_matched_files + self.prot_matched_files)
- DELETE_REGEX = config.get_value ('regular expressions', 'delete_regex')
- dregex = re.compile (DELETE_REGEX, re.IGNORECASE)
-
- return [f for f in all_files if dregex.match (f)]
-
- def __delete_list_of_files (self, dir, files, interactive=False):
- # Delete a list of files
-
- assert os.path.isdir (dir)
-
- done = False
- valid_y = ['Y', 'YES']
- valid_n = ['N', 'NO', '']
-
- if interactive:
- while not done:
- print 'Do you want to delete the following?:'
- for f in files:
- print f
- 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:
- try:
- os.remove (os.path.join (dir, f))
- logger.addMessage ('Deleteing: %s' % os.path.join (dir, f), RarslaveLogger.MessageType.Debug)
- except:
- logger.addMessage ('Failed to delete: %s' % os.path.join (dir, f),
- RarslaveLogger.MessageType.Fatal)
- return -EDELETE
-
- return SUCCESS
-
- def runDelete (self):
- deleteable_files = self.__find_deleteable_files ()
- ret = self.__delete_list_of_files (self.dir, deleteable_files, options.interactive)
-
- return ret
-
- def run_all (self):
- all_files = no_duplicates (self.name_matched_files + self.prot_matched_files)
-
- # Repair Stage
- ret = self.runCheckAndRepair ()
-
- if ret != SUCCESS:
- logger.addMessage ('Repair stage failed for: %s' % self.p2file, RarslaveLogger.MessageType.Fatal)
- return -ECHECK
-
- self.__update_name_matches ()
- all_files = no_duplicates (self.name_matched_files + self.prot_matched_files)
-
- # Extraction Stage
- extractor = RarslaveExtractor (self.dir, self.all_p2files, \
- self.name_matched_files, self.prot_matched_files)
- ret = extractor.runExtract (options.extract_dir)
-
- if ret != SUCCESS:
- logger.addMessage ('Extraction stage failed for: %s' % self.p2file, RarslaveLogger.MessageType.Fatal)
- return -EEXTRACT
-
- self.__update_name_matches ()
- all_files = no_duplicates (self.name_matched_files + self.prot_matched_files)
-
- # Deletion Stage
- ret = self.runDelete ()
-
- if ret != SUCCESS:
- logger.addMessage ('Deletion stage failed for: %s' % self.p2file, RarslaveLogger.MessageType.Fatal)
- return -EDELETE
-
- logger.addMessage ('Successfully completed: %s' % self.p2file)
- 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.
-
- pwd = os.getcwd ()
-
- if indir != None:
- assert os.path.isdir (indir) # MUST be a directory!
- os.chdir (indir)
-
- print 'RUNNING (%s): %s' % (indir, cmd)
- ret = os.system (cmd)
- os.chdir (pwd)
- return ret
-
-def full_abspath (p):
- return os.path.abspath (os.path.expanduser (p))
-
-def find_par2_files (files):
- """Find all par2 files in the list $files"""
-
- 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):
"""Finds all par2 files in a directory"""
return find_par2_files (files)
-def no_duplicates (li):
- """Removes all duplicates from a list"""
- return list(set(li))
-
def generate_all_parsets (dir):
# Generate all parsets in the given directory.
p2files = find_all_par2_files (dir)
for f in p2files:
- p = PAR2Set (dir, f)
+ p = CompareSet (dir, f)
if p not in parsets:
parsets.append (p)
- return parsets
+ return [(p.dir, p.p2file) for p in parsets]
def check_required_progs():
"""Check if the required programs are installed"""
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
+ if loglevel > 1:
+ loglevel = 1
-def printMessageTable (loglevel):
+ if loglevel < -3:
+ loglevel = -3
- if logger.hasFatalMessages ():
- print '\nFatal Messages\n' + '=' * 80
- logger.printLoglevel (RarslaveLogger.MessageType.Fatal)
+ LEVELS = { 1 : logging.DEBUG,
+ 0 : logging.INFO,
+ -1: logging.WARNING,
+ -2: logging.ERROR,
+ -3: logging.CRITICAL
+ }
- 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
+ return LEVELS [loglevel]
def main ():
+ # Setup the logger
+ logger = DelayedLogger ()
+ logging.basicConfig (stream=logger, level=logging.WARNING, \
+ format='%(levelname)-8s %(message)s')
+
# Build the OptionParser
parser = optparse.OptionParser()
parser.add_option('-n', '--not-recursive',
action='store_false', dest='recursive',
- default=config.get_value('options', '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'),
+ 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'),
+ default=config_get_value('directories', 'extract_directory'),
help="Extract to DIR", metavar='DIR')
parser.add_option('-p', '--check-required-programs',
default=False, help="Write out the current config")
parser.add_option('-i', '--interactive', dest='interactive', action='store_true',
- default=config.get_value('options', 'interactive'),
+ default=config_get_value('options', 'interactive'),
help="Confirm before removing files")
parser.add_option('-q', '--quiet', dest='quiet', action='count',
# Parse the given options
global options
- (options, args) = parser.parse_args()
+ (RarslaveGlobals.options, args) = parser.parse_args()
+ options = RarslaveGlobals.options
# Run any special actions that are needed on these options
run_options (options)
# Find the loglevel using the options given
- loglevel = find_loglevel (options)
+ logging.getLogger().setLevel (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 ()
+ for (p2dir, p2file) in parsets:
+ detector = RarslaveDetector.RarslaveDetector (p2dir, p2file)
+ ret = detector.runMatchingTypes ()
# Non-recursive
else:
parsets = generate_all_parsets (options.work_dir)
- for p in parsets:
- p.run_all ()
+ for (p2dir, p2file) in parsets:
+ detector = RarslaveDetector.RarslaveDetector (p2dir, p2file)
+ ret = detector.runMatchingTypes ()
# Print the results
- printMessageTable (loglevel)
+ if logger.size () > 0:
+ print 'Log\n' + '=' * 80
+ logger.close ()
# Done!
return 0