1 files changed, 75 insertions, 0 deletions
diff --git a/abstractions/find_hid.py b/abstractions/find_hid.py
new file mode 100644
index 0000000..93800c1
--- /dev/null
+++ b/abstractions/find_hid.py
@@ -0,0 +1,75 @@
+# Python script to search the udev file system for devices
+# Copyright (C) 2005 Tim Blechmann
+# 
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; see the file COPYING.  If not, write to
+# the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+# Boston, MA 02111-1307, USA.
+#
+# $Id: find_hid.py,v 1.3 2005-12-17 17:52:01 timblech Exp $
+#
+
+from os import popen, listdir
+
+def parse_device(event, rules):
+	pipe = popen('udevinfo -a -p /sys/class/input/%s' % event)
+	
+	line = pipe.readline()
+	while line:
+		line.strip()
+		if '==' in line:
+			setting, value = line.split('==')
+			setting = setting.strip()
+			if '{' in setting:
+				setting = setting.split('{')[1].split('}')[0]
+			value = value.strip().strip('"')
+
+			if setting in rules:
+				if rules [setting] == value:
+					# we matched one rule, so we remove it from the pending rules
+					del rules[setting]
+					
+		line = pipe.readline()
+
+		if len(rules) == 0:
+			pipe.close()
+			print event
+			return float(event.strip("event"))
+
+	pipe.close()
+	return -1
+
+def find (*args):
+	name = ""
+	for token in args:
+		name+=" " + str(token)
+
+	name = name.strip()
+	rules = name.split('" "')
+	rules = map (lambda x: x.strip('"'), rules)
+
+	ruledict = dict()
+
+	for rule in rules:
+		setting, value = rule.split('=',1)
+		ruledict[setting] = value
+	rules = ruledict
+
+	events = filter(lambda x: "event" in x,  listdir('/sys/class/input/'))
+
+	for event in events:
+		ret = parse_device(event, dict(rules))
+		if ret != -1:
+			return int(ret)
+		
+	return -1