Moved common attributes to extfslib, uadf now will complain on nodos or

corrupted images.

README.rst

@@ -6,7 +6,8 @@ Those are Midnight Commander extfs plugins for handling several archive types.
 
 Installation
 ============
-See individual installation plugins below. Basically it come down to:
+
+See individual installation plugins below. Basically it comes down to:
 
 * copying ``extfslib.py`` and plugin files to ``~/.local/share/mc/extfs/``
 * installing binary handlers (lha, unlzx, xdms and unadf)
@@ -18,16 +19,19 @@ See individual installation plugins below. Basically it come down to:
 
 ULha
 ====
+
 ULha is an extfs plugin which can be used with lha/lzh/lharc archives.
 Personally, I've use it almost exclusively for archives created long time ago
-on my Amiga. Both reading and writing into archive was implemented.
+on my Amiga. Both reading from and writing into archive was implemented.
 
 Requirements
 ------------
+
 ULha requires `free lha <http://lha.sourceforge.jp>`_ implementation to work.
 
 Installation
 ------------
+
 * copy ``extfslib.py`` and ``ulha`` to ``~/.local/share/mc/extfs/``
 * add or change entry for files handle in ``~/.config/mc/mc.ext``::
 
@@ -38,24 +42,27 @@ Installation
 
 ULzx
 ====
+
 ULzx is an extfs plugin which can be used to browse and extract lzx archives,
 which are known almost exclusively from Amiga.
 
 Due to limitations of
 `unlzx <ftp://us.aminet.net/pub/aminet/misc/unix/unlzx.c.gz.readme>`_ tools,
 only reading is supported. Also be aware, that
-`unlzx <ftp://us.aminet.net/pub/aminet/misc/unix/unlzx.c.gz.readme>`_ tool
-cannot extract files individually, so copying entire archive content is not
-recommended, since on every file a full archive extract would be performed,
-which in the end would have impact on performance.
+`unlzx <ftp://us.aminet.net/pub/aminet/misc/unix/unlzx.c.gz.readme>`_ cannot
+extract files individually, so copying entire archive content is not
+recommended, since on every single file a full archive extract would be
+performed, which in the end would have impact on performance.
 
 Requirements
 ------------
+
 ULzx requires
 `unlzx <ftp://us.aminet.net/pub/aminet/misc/unix/unlzx.c.gz.readme>`_ tool.
 
 Installation
 ------------
+
 * copy ``extfslib.py`` and ``ulzx`` to ``~/.local/share/mc/extfs/``
 * add or change entry for files handle in ``~/.config/mc/mc.ext``::
 
@@ -66,12 +73,13 @@ Installation
 
 UAdf
 ====
+
 UAdf is an extfs plugin suitable for reading .adf, .adz and .dms Amiga floppy
 disk images. Due to limitations of the
 `unadf <http://freecode.com/projects/unadf>`_, file access inside disk image is
 read only.
 
-Note, that in case of no-dos images, directory listing will be empty.
+In case of corrupted or no-dos images, message will be shown.
 
 Requirements
 ------------
@@ -112,6 +120,7 @@ needed.
 
 Installation
 ------------
+
 * copy ``extfslib.py`` and ``uadf`` to ``~/.local/share/mc/extfs/``
 * add or change entry for files handle in ``~/.config/mc/mc.ext``::
 

extfslib.py

@@ -5,11 +5,12 @@ plugins for Midnight Commander.
 Tested against python 2.7 and mc 4.8.7
 
 Changelog:
+    1.1 Added item pattern, and common git/uid attrs
     1.0 Initial release
 
 Author: Roman 'gryf' Dobosz <gryf73@gmail.com>
 Date: 2013-05-12
-Version: 1.0
+Version: 1.1
 Licence: BSD
 """
 import os
@@ -32,11 +33,15 @@ class Archive(object):
             "read": "r",
             "write": "w",
             "delete": "d"}
+    ITEM = ("%(perms)s   1 %(uid)-8s %(gid)-8s %(size)8s %(datetime)s "
+            "%(display_name)s\n")
 
     def __init__(self, fname):
         """Prepare archive content for operations"""
         if not os.path.exists(fname):
             raise OSError("No such file or directory `%s'" % fname)
+        self._uid = os.getuid()
+        self._gid = os.getgid()
         self._arch = fname
         self._contents = self._get_dir()
 

uadf

@@ -18,12 +18,13 @@ if comment or filename already contains any comma.
 It also requires xdms utility, for optional dms support.
 
 Changelog:
+    1.2 Added failsafe for filenames in archive with spaces and nodos message.
     1.1 Moved common code into extfslib library
     1.0 Initial release
 
 Author: Roman 'gryf' Dobosz <gryf73@gmail.com>
-Date: 2013-05-12
-Version: 1.1
+Date: 2013-05-16
+Version: 1.2
 Licence: BSD
 """
 
@@ -53,8 +54,6 @@ class UAdf(Archive):
             "write": "w",
             "delete": "d"}
     DATETIME = "%s-%s-%s %02d:%s"
-    ITEM = ("%(perms)s   1 %(uid)-8s %(gid)-8s %(size)8s %(datetime)s "
-            "%(display_name)s\n")
 
     def __init__(self, fname):
         """Prepare archive content for operations"""
@@ -141,6 +140,10 @@ class UAdf(Archive):
         Convert filenames to be Unix filesystem friendly
         Add suffix to show user what kind of file do he dealing with.
         """
+        if not self._contents:
+            sys.stderr.write("Nodos or archive error\n")
+            return 1
+
         for entry in self._contents:
             sys.stdout.write(self.ITEM % entry)
         return 0
@@ -151,6 +154,12 @@ class UAdf(Archive):
         if not real_src:
             raise IOError("No such file or directory")
 
+        if " " in real_src:
+            sys.stderr.write("unadf is unable to operate on filepath with "
+                             "space inside.\nUse affs to mount image and than"
+                             " extract desired files.\n")
+            return 1
+
         extract_dir = mkdtemp()
         cmd = ["unadf", self._arch, real_src, "-d", extract_dir]
         if check_call(cmd, stdout=open(os.devnull, 'wb'),

ulha

@@ -7,12 +7,13 @@ Tested against python 2.7, lha[1] 1.14 and mc 4.8.7
 [1] http://lha.sourceforge.jp
 
 Changelog:
+    1.2 Moved item pattern to extfslib module
     1.1 Moved common code into extfslib library
     1.0 Initial release
 
 Author: Roman 'gryf' Dobosz <gryf73@gmail.com>
-Date: 2013-05-12
-Version: 1.1
+Date: 2013-05-16
+Version: 1.2
 Licence: BSD
 """
 import os
@@ -43,8 +44,7 @@ class ULha(Archive):
             "read": "pq",
             "write": "aq",
             "delete": "dq"}
-    ITEM = ("%(perms)s   1 %(uid)-8s %(gid)-8s %(size)8s %(month)s %(day)s "
-            "%(yh)s %(display_name)s\n")
+    DATETIME = "%(month)s %(day)s %(yh)s"
 
     def _get_dir(self):
         """Prepare archive file listing"""
@@ -72,6 +72,7 @@ class ULha(Archive):
             # really care about real user/group
             entry['uid'] = self._uid
             entry['gid'] = self._gid
+            entry['datetime'] = self.DATETIME % entry
 
             if not entry['perms']:
                 entry['perms'] = perms