fix reading of ippattern config array in URLProxy

source/net/yacy/http/servlets/UrlProxyServlet.java

@@ -8,7 +8,7 @@ import java.net.MalformedURLException;
 import java.net.URL;
 import java.net.URLDecoder;
 import java.util.HashMap;
-import java.util.StringTokenizer;
+import java.util.regex.PatternSyntaxException;
 import javax.servlet.Servlet;
 import javax.servlet.ServletConfig;
 import javax.servlet.ServletException;
@@ -122,22 +122,18 @@ public class UrlProxyServlet extends ProxyServlet implements Servlet {
         }
         // 2 -  get target url
         URL proxyurl = null;
-        String strARGS = request.getQueryString();
+        final String strUrl = request.getParameter("url");
-        if (strARGS == null) {
+        if (strUrl == null) {
             response.sendError(HttpServletResponse.SC_NOT_FOUND,"url parameter missing");
             return;
         }
 
-        if (strARGS.startsWith("url=")) {
+        try {
-            final String strUrl = strARGS.substring(4); // strip "url="
+            proxyurl = new URL(strUrl);
-
+        } catch (final MalformedURLException e) {
-            try {
+            proxyurl = new URL(URLDecoder.decode(strUrl, UTF8.charset.name()));
-                proxyurl = new URL(strUrl);
-            } catch (final MalformedURLException e) {
-                proxyurl = new URL(URLDecoder.decode(strUrl, UTF8.charset.name()));
-
-            }
         }
+        
         if (proxyurl == null) {
             response.sendError(HttpServletResponse.SC_NOT_FOUND,"url parameter missing");
             return;
@@ -334,16 +330,17 @@ public class UrlProxyServlet extends ProxyServlet implements Servlet {
     private boolean proxyippatternmatch(final String key) {
         // the cfgippattern is a comma-separated list of patterns
         // each pattern may contain one wildcard-character '*' which matches anything
-        final String cfgippattern = Switchboard.getSwitchboard().getConfig("proxyURL.access", "*");
+        final String[] cfgippattern = Switchboard.getSwitchboard().getConfigArray("proxyURL.access", "*");
-        if (cfgippattern.equals("*")) {
+        if (cfgippattern[0].equals("*")) {
             return true;
         }
-        final StringTokenizer st = new StringTokenizer(cfgippattern, ",");
+        for (String pattern : cfgippattern) {
-        String pattern;
+            try {
-        while (st.hasMoreTokens()) {
+                if (key.matches(pattern)) {
-            pattern = st.nextToken();
+                    return true;
-            if (key.matches(pattern)) {
+                }
-                return true;
+            } catch (PatternSyntaxException ex) {
+                this._log.warn("wrong ip pattern in url proxy config", ex.getMessage() );
             }
         }
         return false;