# 
# 
# add_file "fdo/sharedmimeinfo.py"
#  content [3ad1340a4e407bd33fbdf113a8a40be5e642be88]
# 
#   set "fdo/sharedmimeinfo.py"
#  attr "mtn:execute"
# value "true"
# 
============================================================
--- fdo/sharedmimeinfo.py	3ad1340a4e407bd33fbdf113a8a40be5e642be88
+++ fdo/sharedmimeinfo.py	3ad1340a4e407bd33fbdf113a8a40be5e642be88
@@ -0,0 +1,78 @@
+#!/usr/bin/env python2.4
+
+import xdgbasedir
+import os, re, sys, fnmatch
+
+def mime():
+    return [os.path.join(t, 'mime') for t in xdgbasedir.xdg_data_dirs()]
+
+class GlobLookup(object):
+    def __init__(self):
+        self.literal = {}
+        self.complex = {}
+        self.extensions = {}
+        mime_dirs = mime()
+        for precedence, dir in enumerate(mime_dirs):
+            mime_file = os.path.join(dir, 'globs')
+            if os.access(mime_file, os.R_OK):
+                self.update(precedence, mime_file)
+        self.complex_by_size = self.complex.keys()
+        self.complex_by_size.sort(lambda b, a: cmp(len(a), len(b)))
+
+    def update(self, precedence, filename):
+        print "** loading mime file", filename
+        literal = re.compile(r'^[^\[\*\?]+$')
+        simple_glob = re.compile(r'^\*\.([^\[\*\?]+)$')
+        for line in (t.rstrip('\n') for t in open(filename)):
+            if line.startswith('#'):
+                continue
+            mimetype, glob = line.split(':')
+            if literal.match(glob):
+                self.add_literal(precedence, glob, mimetype)
+                continue
+            m = simple_glob.match(glob)
+            if m:
+                self.add_extension(precedence, m.groups()[0], mimetype)
+            else:
+                self.add_complex(precedence, glob, mimetype)
+    
+    def add_literal(self, precedence, glob, mimetype):
+        self.literal.setdefault(glob, []).append((precedence, mimetype))
+        
+    def add_extension(self, precedence, extension, mimetype):
+        self.extensions.setdefault(extension, []).append((precedence, mimetype))
+
+    def add_complex(self, precedence, glob, mimetype):
+        self.complex.setdefault(glob, []).append((precedence, mimetype))
+    
+    def lookup(self, filename):
+        # increasing; lower is higher priority
+        precedence_sort = lambda a,b: cmp(a[0], b[0])
+        def best_of(match_list):
+            match_list.sort(precedence_sort)
+            return match_list[0][1]
+        if self.literal.has_key(filename):
+            return best_of(self.literal[filename])
+        for complex in self.complex_by_size:
+            if fnmatch.fnmatch(filename, complex):
+                return best_of(self.complex[complex])
+        # find potential extensions in filename
+        def extensions():
+            ext = filename
+            while ext:
+                idx = ext.find('.')
+                if idx == -1:
+                    break
+                ext = ext[idx+1:]
+                yield ext
+        for extension in extensions():
+            if self.extensions.has_key(extension):
+                return best_of(self.extensions[extension])
+        return None
+
+if __name__ == '__main__':
+    a = GlobLookup()
+    for line in sys.stdin:
+        line = line.strip()
+        print line, a.lookup(line)
+