automatically cleanup cache files

3 files changed, 26 insertions, 1 deletions

diff --git a/src/org/fox/ttcomics/ComicListFragment.java b/src/org/fox/ttcomics/ComicListFragment.java
index 001b53d..18f092a 100644
--- a/src/org/fox/ttcomics/ComicListFragment.java
+++ b/src/org/fox/ttcomics/ComicListFragment.java
@@ -328,6 +328,10 @@ public class ComicListFragment extends Fragment implements OnItemClickListener {
 	    			}

 	    		}

 				

+	    		if (isAdded() && m_activity != null) {

+	    			m_activity.cleanupCache(false);

+	    		}

+	    		

 				return m_files.size();

 			}

 			

diff --git a/src/org/fox/ttcomics/CommonActivity.java b/src/org/fox/ttcomics/CommonActivity.java
index 9569d74..1508550 100644
--- a/src/org/fox/ttcomics/CommonActivity.java
+++ b/src/org/fox/ttcomics/CommonActivity.java
@@ -3,6 +3,7 @@ package org.fox.ttcomics;
 import java.io.File;

 import java.security.MessageDigest;

 import java.security.NoSuchAlgorithmException;

+import java.util.Date;

 

 import android.content.Context;

 import android.content.Intent;

@@ -186,5 +187,22 @@ public class CommonActivity extends FragmentActivity {
 	        }

 	    }

 	    return inSampleSize;

-}

+	}

+	

+	

+	public void cleanupCache(boolean deleteAll) {

+		if (Environment.MEDIA_MOUNTED.equals(Environment.getExternalStorageState())) {

+			File cachePath = getExternalCacheDir();

+		

+			long now = new Date().getTime();

+			

+			if (cachePath.isDirectory()) {

+				for (File file : cachePath.listFiles()) {

+					if (deleteAll || now - file.lastModified() > 1000*60*60*24*7) {

+						file.delete();

+					}					

+				}				

+			}

+		}

+	}

 }

diff --git a/src/org/fox/ttcomics/ViewComicActivity.java b/src/org/fox/ttcomics/ViewComicActivity.java
index c06a309..8197953 100644
--- a/src/org/fox/ttcomics/ViewComicActivity.java
+++ b/src/org/fox/ttcomics/ViewComicActivity.java
@@ -3,14 +3,17 @@ import java.io.File;
 import java.io.FileOutputStream;

 import java.io.IOException;

 import java.io.InputStream;

+import java.util.Date;

 

 import android.annotation.SuppressLint;

 import android.app.AlertDialog;

 import android.app.Dialog;

+import android.content.Context;

 import android.content.DialogInterface;

 import android.content.Intent;

 import android.net.Uri;

 import android.os.Bundle;

+import android.os.Environment;

 import android.support.v4.app.FragmentTransaction;

 import android.util.Log;

 import android.view.LayoutInflater;