support for CAPTCHAs

[mir.git] / source / mircoders / localizer / basic / MirBasicOpenPostingLocalizer.java

diff --git a/source/mircoders/localizer/basic/MirBasicOpenPostingLocalizer.java b/source/mircoders/localizer/basic/MirBasicOpenPostingLocalizer.java
index 5501e7a..688f130 100755 (executable)
--- a/source/mircoders/localizer/basic/MirBasicOpenPostingLocalizer.java
+++ b/source/mircoders/localizer/basic/MirBasicOpenPostingLocalizer.java
@@ -34,10 +34,7 @@ import mir.log.LoggerWrapper;
 import mir.session.Request;
 import mir.session.Session;
 import mir.session.SessionHandler;
-import mircoders.abuse.FilterType;
-import mircoders.abuse.ThrottleFilter;
-import mircoders.abuse.IPFilterType;
-import mircoders.abuse.RegularExpressionFilterType;
+import mircoders.abuse.*;
 import mircoders.entity.EntityComment;
 import mircoders.entity.EntityContent;
 import mircoders.global.MirGlobal;
@@ -47,6 +44,10 @@ import mircoders.localizer.MirLocalizerFailure;
 import mircoders.localizer.MirOpenPostingLocalizer;
 
 import java.util.*;
+import java.awt.image.BufferedImage;
+
+import com.octo.captcha.service.image.DefaultManageableImageCaptchaService;
+import com.octo.captcha.service.image.ImageCaptchaService;
 
 public class MirBasicOpenPostingLocalizer implements MirOpenPostingLocalizer {
   private List afterContentProducerTasks;
@@ -55,8 +56,9 @@ public class MirBasicOpenPostingLocalizer implements MirOpenPostingLocalizer {
   private Map filterTypesMap;
   protected LoggerWrapper logger;
   protected MirPropertiesConfiguration configuration;
+  private static ImageCaptchaService captchaService = new DefaultManageableImageCaptchaService();
 
-  public MirBasicOpenPostingLocalizer() throws MirLocalizerExc, MirLocalizerFailure {
+  public MirBasicOpenPostingLocalizer() throws MirLocalizerFailure {
     logger = new LoggerWrapper("Localizer.Basic.OpenPosting");
 
     try {
@@ -83,12 +85,15 @@ public class MirBasicOpenPostingLocalizer implements MirOpenPostingLocalizer {
     filterTypesMap = new HashMap();
 
     addSimpleAntiAbuseFilterType(new RegularExpressionFilterType("regexp"));
-    addSimpleAntiAbuseFilterType(new RegularExpressionFilterType("useragent", false, false,
-        RegularExpressionFilterType.REQUEST_HEADERS, new String[] {"User-Agent"}));
+    addSimpleAntiAbuseFilterType(new SubStringFilterType("useragent", false, false,
+        SubStringFilterType.REQUEST_HEADERS, new String[] {"User-Agent"}));
     addSimpleAntiAbuseFilterType(new IPFilterType("ip"));
     addSimpleAntiAbuseFilterType(new RegularExpressionFilterType("hostname", false, false,
         RegularExpressionFilterType.REQUEST_HEADERS, new String[] {"hostname"}));
-    addSimpleAntiAbuseFilterType(new ThrottleFilter("throttle", 60*60*1000));
+    addSimpleAntiAbuseFilterType(new ThrottleFilter("throttle"));
+    addSimpleAntiAbuseFilterType(new PostingSizeFilterType("size"));
+    addSimpleAntiAbuseFilterType(new URLBlacklistFilterType("urlblacklist",
+        Arrays.asList(MirGlobal.config().getStringArray("Mir.URLBlacklistFilter.WhiteList"))));
   }
 
   public SessionHandler getOpenSessionHandler(String aSessionType) throws MirLocalizerExc, MirLocalizerFailure  {
@@ -128,10 +133,18 @@ public class MirBasicOpenPostingLocalizer implements MirOpenPostingLocalizer {
     }
   }
 
-  public void afterContentPosting(EntityContent aContent) {
+  public void afterArticlePosting() {
     afterContentPosting();
   }
 
+  public void afterArticlePosting(EntityContent anArticle) {
+    afterContentPosting(anArticle);
+  }
+
+  public void afterContentPosting(EntityContent anArticle) {
+    afterArticlePosting();
+  }
+
   public void afterCommentPosting(EntityComment aComment) {
     afterCommentPosting();
   }
@@ -151,23 +164,12 @@ public class MirBasicOpenPostingLocalizer implements MirOpenPostingLocalizer {
     }
   }
 
-  public String generateOnetimePassword() {
-    Random r = new Random();
-    int random = r.nextInt();
-
-    long l = System.currentTimeMillis();
-
-    l = (l*l*l*l)/random;
-    if (l<0)
-      l = l * -1;
-
-    String returnString = ""+l;
-
-    return returnString.substring(5);
+  public List getAntiAbuseFilterTypes() {
+    return Collections.unmodifiableList(filterTypes);
   }
 
-  public List getAntiAbuseFilterTypes() {
-    return filterTypes;
+  public boolean allowArticlePublication(EntityContent anArticle){
+    return anArticle != null && "1".equals(anArticle.getFieldValue("is_published"));
   }
 
   public void removeSimpleAntiAbuseFilterType(String aName) {
@@ -180,4 +182,20 @@ public class MirBasicOpenPostingLocalizer implements MirOpenPostingLocalizer {
     filterTypesMap.put(aFilterType.getName(), aFilterType);
     filterTypes.add(aFilterType);
   }
-}
+
+  public Captcha generateCaptcha(final String aSessionId) {
+    final BufferedImage challenge = captchaService.getImageChallengeForID(aSessionId);
+
+    return new Captcha() {
+
+      public BufferedImage getChallenge() {
+        return challenge;
+      }
+
+      public boolean validateAnswer(String anAnswer) {
+        return captchaService.validateResponseForID(aSessionId, anAnswer).booleanValue();
+      }
+    };
+  }
+
+}
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