awk commands

--HG--
branch : pmacs2

method/shell.py

@@ -10,12 +10,14 @@ class Exec(Method):
     '''Execute a command in a shell and put the output in a new buffer'''
     show_success = True
     args = [Argument('cmd', prompt="Exec: ", datatype='shell')]
-    def _doit(self, w, path, cmd, cmdname=None, bufname=None, cmddir=None):
+    def _doit(self, w, path, cmd, cmdname=None, bufname=None, cmddir=None, opts={}):
         if cmddir:
             cmd = "cd %r && %s" % (cmddir, cmd)
+        d = dict(opts)
         if path:
+            d['path'] = path
         try:
-                cmd = cmd % {'path': path}
+            cmd = cmd % d
         except:
             pass
 

mode/awk.py

@@ -1,8 +1,10 @@
-import commands
-import color, method, mode, tab
+import commands, os
+import color, default, mode, tab
 from lex import Grammar, PatternRule, RegionRule
 from mode.python import StringGrammar2
 from tab import StackTabber2
+from method import Method, Argument, arg
+from method.shell import Exec, Pipe
 
 class RegexGrammar(Grammar):
     rules = [
@@ -62,6 +64,26 @@ class AwkTabber(StackTabber2):
     def _is_ignored(self, t):
         return t.name in ('spaces', 'eol', 'comment')
 
+class AwkFilterFile(Exec):
+    show_success = True
+    args = [arg('path', dt="path", p="Filter File: ", dv=default.path_dirname,
+                ld=True, h="file to open")]
+    def _execute(self, w, **vargs):
+        if not hasattr(w.buffer, 'path'):
+            w.set_error("Buffer has no program")
+            return
+        elif w.buffer.changed():
+            w.set_error("Buffer is not saved")
+            return
+        else:
+            self._doit(w, w.buffer.path, w.application.config['awk.filter-cmd'],
+                       cmdname='awk', bufname='*Awk-Output*',
+                       opts={'data': vargs['path']})
+
+class AwkFilterBuffer(Method):
+    pass
+class AwkFilterInput(Method):
+    pass
 
 class Awk(mode.Fundamental):
     tabbercls   = AwkTabber
@@ -78,5 +100,11 @@ class Awk(mode.Fundamental):
         'awk_regex.data':  ('cyan', 'default', 'bold'),
         'awk_regex.end':   ('cyan', 'default', 'bold'),
     }
+    config = {
+        'awk.filter-cmd': "awk -f %(path)r %(data)r",
+    }
+    actions = [AwkFilterFile, AwkFilterBuffer, AwkFilterInput]
+
+    #format = "%(flag)s  %(bname)-18s  (%(mname)s)  %(indent)s  %(cursor)s/%(mark)s  %(perc)s  [%(func)s]"
 
 install = Awk.install