Changeset 8874 in josm for trunk/src

Timestamp:

2015-10-14T22:56:14+02:00 (10 years ago)

Author:

simon04

Message:

fix #10467 - MapCSS: allow comparisons in regexp key conditions

Location:

trunk/src/org/openstreetmap/josm/gui/mappaint/mapcss

Files:

• Condition.java (modified) (3 diffs)
• MapCSSParser.jj (modified) (2 diffs)

trunk/src/org/openstreetmap/josm/gui/mappaint/mapcss/Condition.java

@@ -8 +8 @@
 import java.util.Collection;
 import java.util.EnumSet;
+import java.util.Map;
 import java.util.Objects;
 import java.util.Set;
@@ -54 +55 @@
         default: throw new AssertionError();
         }
+    }
+
+    public static Condition createRegexpKeyRegexpValueCondition(String k, String v, Op op) {
+        return new RegexpKeyValueRegexpCondition(k, v, op);
     }
 
@@ -287 +292 @@
         }
 
+        protected boolean matches(Environment env) {
+            final String value = env.osm.get(k);
+            return value != null && pattern.matcher(value).find();
+        }
+
         @Override
         public boolean applies(Environment env) {
-            final String value = env.osm.get(k);
             if (Op.REGEX.equals(op)) {
-                return value != null && pattern.matcher(value).find();
+                return matches(env);
             } else if (Op.NREGEX.equals(op)) {
-                return value == null || !pattern.matcher(value).find();
+                return !matches(env);
             } else {
                 throw new IllegalStateException();
             }
+        }
+    }
+
+    public static class RegexpKeyValueRegexpCondition extends KeyValueRegexpCondition {
+
+        public final Pattern keyPattern;
+
+        public RegexpKeyValueRegexpCondition(String k, String v, Op op) {
+            super(k, v, op, false);
+            this.keyPattern = Pattern.compile(k);
+        }
+
+        @Override
+        protected boolean matches(Environment env) {
+            for (Map.Entry<String,String> kv: env.osm.getKeys().entrySet()) {
+                if (keyPattern.matcher(kv.getKey()).find() && pattern.matcher(kv.getValue()).find()) {
+                    return true;
+                }
+            }
+            return false;
         }
     }

trunk/src/org/openstreetmap/josm/gui/mappaint/mapcss/MapCSSParser.jj

@@ -755 +755 @@
     float f;
     int i;
+    Condition.KeyMatchType matchType = null;;
     Condition.Op op;
     boolean considerValAsKey = false;
 }
 {
-    key=tag_key() s()
+    (
+        key = regex() s() { matchType = Condition.KeyMatchType.REGEX; }
+    |
+        key=tag_key() s()
+    )
     (
         LOOKAHEAD(3)
@@ -807 +812 @@
             f=float_() { val=Float.toString(f); }
     )
-    { return Condition.createKeyValueCondition(key, val, op, context, considerValAsKey); }
+    { return Condition.KeyMatchType.REGEX == matchType
+            ? Condition.createRegexpKeyRegexpValueCondition(key, val, op)
+            : Condition.createKeyValueCondition(key, val, op, context, considerValAsKey); }
 }