[mwm.py] Universal feature finder

tools/python/mwm/find_feature.py

@@ -0,0 +1,30 @@
+#!/usr/bin/env python
+import sys, os.path, json
+from mwm import MWM
+
+if len(sys.argv) < 4:
+    print 'Finds features in an mwm file'
+    print 'Usage: {0} <country.mwm> <type> <string>'.format(sys.argv[0])
+    print 'Type: t for inside types, et for exact type, n for names'
+    sys.exit(1)
+
+typ = sys.argv[2].lower()
+find = sys.argv[3]
+
+mwm = MWM(open(sys.argv[1], 'rb'))
+mwm.read_header()
+mwm.read_types(os.path.join(os.path.dirname(sys.argv[0]), '..', '..', '..', 'data', 'types.txt'))
+for feature in mwm.iter_features():
+    found = False
+    if typ == 'n' and 'name' in feature['header']:
+        for value in feature['header']['name'].values():
+            if find in value:
+                found = True
+    elif typ in ('t', 'et'):
+        for t in feature['header']['types']:
+            if t == find:
+                found = True
+            elif typ == 't' and find in t:
+                found = True
+    if found:
+        print json.dumps(feature, ensure_ascii=False)