initial latin-1 support

--HG--
branch : pmacs2

buffer/__init__.py

@@ -220,7 +220,7 @@ class Buffer(object):
                 while i < len(line) and line[i] == ' ':
                     i += 1
                 j, k = i // self.indentlvl, i % self.indentlvl
-                lines.append(('\t' * j) + (' ' * k) + line[i:])
+                lines.append((u'\t' * j) + (u' ' * k) + line[i:])
             return self.nl.join(lines)
         else:
             return self.nl.join(self.lines)
@@ -565,6 +565,7 @@ class FileBuffer(Buffer):
         self.path     = os.path.realpath(path)
         self.checksum = None
         self.bytemark = ''
+        self.codec    = 'utf-8'
         if name is None:
             self._name = os.path.basename(self.path)
         else:
@@ -612,6 +613,15 @@ class FileBuffer(Buffer):
         return os.path.exists(self.path)
     def store_checksum(self, data):
         self.checksum = hasher(data)
+
+    def decode(self, data, codec):
+        try:
+            data2 = data.decode(codec).replace("\t", "    ")
+            self.codec = codec
+            return data2
+        except UnicodeDecodeError:
+            return None
+
     def read(self):
         if self.path_exists():
             f = self._open_file_r()
@@ -631,12 +641,16 @@ class FileBuffer(Buffer):
 
         self.nl = self._detect_nl_type(data)
         data = self.read_filter(data)
-        try:
-            data = data.decode('utf-8')
-            data = data.replace("\t", "    ")
-            return data
-        except UnicodeDecodeError:
+
+        if '\x00' in data[:8192]:
             raise BinaryDataException("binary files are not supported")
+
+        for codec in ('utf-8', 'latin-1'):
+            data2 = self.decode(data, codec)
+            if data2 is not None: return data2
+
+        raise BinaryDataException("binary files are not supported")
+
     def open(self):
         data = self.read()
         self.lines = data.split(self.nl)
@@ -671,7 +685,8 @@ class FileBuffer(Buffer):
         try:
             data = self.make_string()
             if self.windows[0].mode.savetabs:
-                data = data.replace("    ", "\t")
+                data = data.replace("    ", "\t").encode(self.codec)
+                
             data = self.write_filter(data)
     
             f2 = self._open_file_w(self.path, preserve=False)

buffer/fs.py

@@ -95,8 +95,8 @@ class ArchiveBuffer(DirBuffer):
         ['.tar.bz2', 'tar xfj %(archive)r -C %(dir)r'],
         #['.gz', 'gunzip %(archive)r'],
         #['.bz2', 'bunzip2 %(archive)r'],
-        #['.zip', 'unzip %(archive)r'],
-        #['.jar', 'unzip %(archive)r'],
+        ['.zip', 'unzip -qq %(archive)r -d %(dir)r'],
+        ['.jar', 'unzip -qq %(archive)r -d %(dir)r'],
     ]
     def __init__(self, path, name=None):
         self.archive = os.path.realpath(path)

mode/dir.py

@@ -71,12 +71,14 @@ class OpenArchive(Method):
             b.open()
             Window(b, a, height=0, width=0, mode_name='dir')
             a.add_buffer(b)
+
         a.methods['switch-buffer'].execute(w, buffername=b.name())
-        if b.btype != 'archive':
-            return
+        if b.btype != 'archive': return
+
         names = [x for x in b.get_names() if x != '.' and x != '..']
         if len(names) == 1:
             path2 = os.path.join(b.path, names[0])
+            if os.path.isdir(path2):
                 a.methods['open-file'].execute(w, filename=path2)
 
 class DirRefresh(Method):