[kupfer: 42/53] glob: Filter subcatalogs

[Ulrik Sverdrup <usverdrup src gnome org>]

commit 5a34d2db6ca9cdb19dc72e8941d35aab8a5ce48c
Author: Ulrik Sverdrup <ulrik sverdrup gmail com>
Date:   Thu Mar 24 17:22:40 2011 +0100

    glob: Filter subcatalogs

 kupfer/plugin/glob.py |   59 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 59 insertions(+), 0 deletions(-)
---
diff --git a/kupfer/plugin/glob.py b/kupfer/plugin/glob.py
new file mode 100644
index 0000000..549b4ac
--- /dev/null
+++ b/kupfer/plugin/glob.py
@@ -0,0 +1,59 @@
+from __future__ import absolute_import
+# TRANS: "Glob" is the matching files like a shell with "*.py" etc.
+__kupfer_name__ = _("Glob")
+__kupfer_actions__ = ("Glob",)
+__description__ = ""
+__version__ = ""
+__author__ = "Ulrik"
+
+import fnmatch
+import re
+
+from kupfer.objects import Action, TextLeaf, Source, TextSource, Leaf
+from kupfer import utils, pretty
+
+class ObjSource (Source):
+	def __init__(self, files):
+		Source.__init__(self, _("Glob Result"))
+		self.files = files
+	def get_items(self):
+		return self.files
+	def should_sort_lexically(self):
+		return True
+	def provides(self):
+		yield Leaf
+
+class Glob (Action):
+	def __init__(self):
+		Action.__init__(self, _("Glob"))
+
+	def activate(self, obj, iobj):
+		return self.activate_multiple((obj,), (iobj, ))
+
+	def activate_multiple(self, objects, iobjects):
+		## Do case-insentive matching
+		paths = []
+		for iobj in iobjects:
+			glob = iobj.object
+			pat = fnmatch.translate(glob)
+			for obj in objects:
+				for content in obj.content_source().get_leaves():
+					if re.match(pat, unicode(content), flags=re.I):
+						paths.append(content)
+		return ObjSource(paths)
+
+	def is_factory(self):
+		return True
+	def item_types(self):
+		yield Leaf
+	def valid_for_item(self, item):
+		return item.has_content()
+	def requires_object(self):
+		return True
+	def object_types(self):
+		yield TextLeaf
+	def object_source(self, for_item=None):
+		return TextSource()
+	def valid_object(self, iobj, for_item):
+		return (u'*' in iobj.object) or (u'?' in iobj.object)
+