Added support for ARC (.arc) archives.

doc/changelog.txt

@@ -1,6 +1,7 @@
 0.7 "" (released xx.xx.xxxx)
 
   * Added support for ALZIP (.alz) archives.
+  * Added support for ARC (.arc) archives.
 
 0.6 "Waking Ned" (released 6.3.2010)
 

doc/patool.1

@@ -26,7 +26,8 @@ files without having to remember a myriad of programs and options.
 The archive format is determined by the file(1) program and as a fallback
 by the archive file extension.
 .PP
-\fBpatool\fP supports 7z (.7z), ACE (.ace), ALZIP (.alz), AR (.a), ARJ (.arj),
+\fBpatool\fP supports 7z (.7z), ACE (.ace), ALZIP (.alz), AR (.a),
+ARC (.arc), ARJ (.arj),
 BZIP2 (.bz2), CAB (.cab), compress (.Z), CPIO (.cpio), DEB (.deb), GZIP (.gz),
 LZH (.lha, .lzh), LZIP (.lz), LZMA (.lzma), LZOP (.lzo), RPM (.rpm), 
 RAR (.rar), TAR (.tar), XZ (.xz) and ZIP (.zip, .jar) formats.

doc/patool.txt

@@ -18,12 +18,12 @@ DESCRIPTION
        The  archive format is determined by the file(1) program and as a fall‐
        back by the archive file extension.
 
-       patool supports 7z (.7z),  ACE  (.ace),  ALZIP  (.alz),  AR  (.a),  ARJ
-       (.arj),  BZIP2  (.bz2),  CAB  (.cab),  compress (.Z), CPIO (.cpio), DEB
-       (.deb), GZIP (.gz), LZH (.lha, .lzh), LZIP (.lz),  LZMA  (.lzma),  LZOP
-       (.lzo),  RPM  (.rpm),  RAR  (.rar), TAR (.tar), XZ (.xz) and ZIP (.zip,
-       .jar) formats.  It relies on helper applications to  handle  those  ar‐
-       chive formats (for example bzip2 for BZIP2 archives).
+       patool supports 7z (.7z),  ACE  (.ace),  ALZIP  (.alz),  AR  (.a),  ARC
+       (.arc),  ARJ  (.arj),  BZIP2  (.bz2),  CAB  (.cab), compress (.Z), CPIO
+       (.cpio), DEB (.deb), GZIP (.gz), LZH (.lha,  .lzh),  LZIP  (.lz),  LZMA
+       (.lzma),  LZOP (.lzo), RPM (.rpm), RAR (.rar), TAR (.tar), XZ (.xz) and
+       ZIP (.zip, .jar) formats.  It relies on helper applications  to  handle
+       those archive formats (for example bzip2 for BZIP2 archives).
 
 EXAMPLES
          patool extract archive.zip otherarchive.rar

doc/todo.txt

@@ -0,0 +1 @@
+nomarch

patool.bash-completion

@@ -23,21 +23,10 @@ _patool()
 
 		if [[ "$cur" == -* ]]; then
 			# possible options for the command
-			case $command in
-				extract)
-					options='--verbose --force'
-					;;
-				list)
-					options='--verbose'
-					;;
-				test)
-					options='--verbose'
-					;;
-				create)
-					options='--verbose --force'
-					;;
-				formats)
 			options=''
+			case $command in
+				extract|list|test|create)
+					options='--verbose'
 					;;
 			esac
 			options="$options --help"

patoolib/__init__.py

@@ -22,13 +22,13 @@ from patoolib import util
 ArchiveCommands = ('list', 'extract', 'test', 'create')
 
 # Supported archive formats
-ArchiveFormats = ('gzip', 'bzip2', 'tar', 'zip', 'compress', '7z', 'rar',
-  'cab', 'arj', 'cpio', 'rpm', 'deb', 'lzop', 'lzma', 'xz', 'lzip', 'ace',
-  'ar', 'lzh', 'alzip')
+ArchiveFormats = ('7z', 'ace', 'alzip', 'ar', 'arc', 'arj', 'bzip2',
+    'cab', 'compress', 'cpio', 'deb', 'gzip', 'lzh', 'lzip', 'lzma',
+    'lzop', 'rar', 'rpm', 'tar', 'xz', 'zip')
 
 # Supported encodings (used with tar for example)
 # Note that all encodings must also be archive formats
-ArchiveEncodings = ('gzip', 'bzip2', 'compress', 'lzma', 'xz', 'lzip')
+ArchiveEncodings = ('bzip2', 'compress', 'gzip', 'lzip', 'lzma', 'xz')
 
 # Map MIME types to archive format
 ArchiveMimetypes = {
@@ -57,6 +57,7 @@ ArchiveMimetypes = {
     'application/x-lha': 'lzh',
     'application/x-lzh': 'lzh',
     'application/x-alzip': 'alzip',
+    'application/x-arc': 'arc',
 }
 
 # List of programs supporting the given encoding
@@ -86,6 +87,9 @@ ArchivePrograms = {
     'ar': {
         None: ('ar',),
     },
+    'arc': {
+        None: ('arc',),
+    },
     'bzip2': {
         'extract': ('pbzip2', 'bzip2', '7z'),
         'test': ('pbzip2', 'bzip2', '7z'),
@@ -393,15 +397,23 @@ def _handle_archive (archive, command, *args, **kwargs):
     # prepare func() call arguments
     kwargs = dict(verbose=config['verbose'])
     outdir = None
+    origarchive = None
     if command == 'extract':
         outdir = util.tmpdir(dir=os.getcwd())
         kwargs['outdir'] = outdir
+    elif command == 'create' and os.path.basename(program) == 'arc' and \
+         ".arc" in archive and not archive.endswith(".arc"):
+        # the arc program mangles the archive name if it contains ".arc"
+        origarchive = archive
+        archive = util.tmpfile(dir=os.path.dirname(archive), suffix=".arc")
     try:
         cmdlist = get_archive_cmdlist(archive, encoding, program, *args, **kwargs)
         run_archive_cmdlist(cmdlist)
         if command == 'extract':
             target = cleanup_outdir(archive, outdir)
             print "%s: extracted to %s" % (archive, target)
+        elif command == 'create' and origarchive:
+            shutil.move(archive, origarchive)
     finally:
         if outdir:
             try:

patoolib/programs/arc.py

@@ -0,0 +1,43 @@
+# -*- coding: utf-8 -*-
+# Copyright (C) 2010 Bastian Kleineidam
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+"""Archive commands for the arc program."""
+
+def extract_arc (archive, encoding, cmd, **kwargs):
+    """Extract a ARC archive."""
+    # Since extracted files will be placed in the current directory,
+    # the cwd argument has to be the output directory.
+    cmdlist = [cmd, 'x', archive]
+    return (cmdlist, {'cwd': kwargs['outdir']})
+
+def list_arc (archive, encoding, cmd, **kwargs):
+    """List a ARC archive."""
+    cmdlist = [cmd]
+    if kwargs['verbose']:
+        cmdlist.append('v')
+    else:
+        cmdlist.append('l')
+    cmdlist.append(archive)
+    return cmdlist
+
+def test_arc (archive, encoding, cmd, **kwargs):
+    """Test a ARC archive."""
+    return [cmd, 't', archive]
+
+def create_arc (archive, encoding, cmd, *args, **kwargs):
+    """Create a ARC archive."""
+    cmdlist = [cmd, 'a', archive]
+    cmdlist.extend(args)
+    return cmdlist

patoolib/util.py

@@ -43,6 +43,7 @@ mimedb.add_type('application/x-ace', '.ace', strict=False)
 # Since .a is already a common type, strict=True must be used.
 mimedb.add_type('application/x-archive', '.a', strict=True)
 mimedb.add_type('application/x-alzip', '.alz', strict=False)
+mimedb.add_type('application/x-arc', '.arc', strict=False)
 
 
 class PatoolError (StandardError):
@@ -199,6 +200,7 @@ FileText2Mime = {
     "lzip compressed data": "application/x-lzip",
     "current ar archive": "application/x-archive",
     "LHa ": "application/x-lha",
+    "ARC archive data": "application/x-arc",
 }
 
 def guess_mime_file_text (file_prog, filename):
@@ -245,6 +247,11 @@ def tmpdir (dir=None):
     return tempfile.mkdtemp(suffix='', prefix='Unpack_', dir=dir)
 
 
+def tmpfile (dir=None, prefix="temp", suffix=None):
+    """Return a temporary file."""
+    return tempfile.mkstemp(suffix=suffix, prefix=prefix, dir=dir)[1]
+
+
 def shell_quote (value):
     """Quote all shell metacharacters in given string value."""
     return '%s' % value

tests/test_archives.py

@@ -290,3 +290,8 @@ class TestArchives (ArchiveTest):
     def test_lha (self):
         self.program = 'lha'
         self.archive_commands('t.lha')
+
+    @needs_program('arc')
+    def test_arc (self):
+        self.program = 'arc'
+        self.archive_commands('t.arc', singlefile=True)

tests/test_foo_archives.py

@@ -335,3 +335,8 @@ class TestArchives (ArchiveTest):
     #    self.archive_test('t.alz.foo')
     #    self.archive_list('t.alz.foo')
     #    self.archive_extract('t.alz.foo')
+
+    @needs_program('arc')
+    def test_arc (self):
+        self.program = 'arc'
+        self.archive_commands('t.arc.foo', format="arc", singlefile=True)

tests/test_mime.py

@@ -109,7 +109,8 @@ class TestMime (unittest.TestCase):
         # file(1) does not recognize .alz files
         #self.mime_test_mimedb("t.alz", "application/x-alzip", None)
         #self.mime_test_mimedb("t.alz.foo", "application/x-alzip", None)
-
+        self.mime_test_file("t.arc", "application/x-arc", None)
+        self.mime_test_file("t.arc.foo", "application/x-arc", None)
 
     def test_mime_mimedb (self):
         self.mime_test_mimedb("t.7z", "application/x-7z-compressed", None)
@@ -144,3 +145,4 @@ class TestMime (unittest.TestCase):
         self.mime_test_mimedb("t.lha", "application/x-lha", None)
         self.mime_test_mimedb("t.lzh", "application/x-lzh", None)
         self.mime_test_mimedb("t.alz", "application/x-alzip", None)
+        self.mime_test_mimedb("t.arc", "application/x-arc", None)