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package de.blinkt.openvpn.activities;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import android.app.ActionBar;
import android.app.ActionBar.Tab;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.AlertDialog.Builder;
import android.app.Fragment;
import android.app.FragmentTransaction;
import android.content.Intent;
import android.os.Bundle;
import android.os.Environment;
import android.util.Base64;
import de.blinkt.openvpn.R;
import de.blinkt.openvpn.VpnProfile;
import de.blinkt.openvpn.fragments.FileSelectionFragment;
import de.blinkt.openvpn.fragments.InlineFileTab;
public class FileSelect extends Activity {
public static final String RESULT_DATA = "RESULT_PATH";
public static final String START_DATA = "START_DATA";
public static final String WINDOW_TITLE = "WINDOW_TILE";
public static final String NO_INLINE_SELECTION = "de.blinkt.openvpn.NO_INLINE_SELECTION";
public static final String SHOW_CLEAR_BUTTON = "de.blinkt.openvpn.SHOW_CLEAR_BUTTON";
public static final String DO_BASE64_ENCODE = "de.blinkt.openvpn.BASE64ENCODE";
private FileSelectionFragment mFSFragment;
private InlineFileTab mInlineFragment;
private String mData;
private Tab inlineFileTab;
private Tab fileExplorerTab;
private boolean mNoInline;
private boolean mShowClear;
private boolean mBase64Encode;
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.file_dialog);
mData = getIntent().getStringExtra(START_DATA);
if(mData==null)
mData=Environment.getExternalStorageDirectory().getPath();
String title = getIntent().getStringExtra(WINDOW_TITLE);
int titleId = getIntent().getIntExtra(WINDOW_TITLE, 0);
if(titleId!=0)
title =getString(titleId);
if(title!=null)
setTitle(title);
mNoInline = getIntent().getBooleanExtra(NO_INLINE_SELECTION, false);
mShowClear = getIntent().getBooleanExtra(SHOW_CLEAR_BUTTON, false);
mBase64Encode = getIntent().getBooleanExtra(DO_BASE64_ENCODE, false);
ActionBar bar = getActionBar();
bar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
fileExplorerTab = bar.newTab().setText(R.string.file_explorer_tab);
inlineFileTab = bar.newTab().setText(R.string.inline_file_tab);
mFSFragment = new FileSelectionFragment();
fileExplorerTab.setTabListener(new MyTabsListener<FileSelectionFragment>(this, mFSFragment));
bar.addTab(fileExplorerTab);
if(!mNoInline) {
mInlineFragment = new InlineFileTab();
inlineFileTab.setTabListener(new MyTabsListener<InlineFileTab>(this, mInlineFragment));
bar.addTab(inlineFileTab);
} else {
mFSFragment.setNoInLine();
}
}
public boolean showClear() {
if(mData == null || mData.equals(""))
return false;
else
return mShowClear;
}
protected class MyTabsListener<T extends Fragment> implements ActionBar.TabListener
{
private Fragment mFragment;
private boolean mAdded=false;
public MyTabsListener( Activity activity, Fragment fragment){
this.mFragment = fragment;
}
public void onTabSelected(Tab tab, FragmentTransaction ft) {
// Check if the fragment is already initialized
if (!mAdded) {
// If not, instantiate and add it to the activity
ft.add(android.R.id.content, mFragment);
mAdded =true;
} else {
// If it exists, simply attach it in order to show it
ft.attach(mFragment);
}
}
@Override
public void onTabUnselected(Tab tab, FragmentTransaction ft) {
ft.detach(mFragment);
}
@Override
public void onTabReselected(Tab tab, FragmentTransaction ft) {
}
}
public void importFile(String path) {
File ifile = new File(path);
Exception fe = null;
try {
String data = "";
byte[] filedata = readBytesFromFile(ifile) ;
if(mBase64Encode)
data += Base64.encodeToString(filedata, Base64.DEFAULT);
else
data += new String(filedata);
mData =data;
/*
mInlineFragment.setData(data);
getActionBar().selectTab(inlineFileTab); */
saveInlineData(data);
} catch (FileNotFoundException e) {
fe = e;
} catch (IOException e) {
fe =e;
}
if(fe!=null) {
Builder ab = new AlertDialog.Builder(this);
ab.setTitle(R.string.error_importing_file);
ab.setMessage(getString(R.string.import_error_message) + "\n" + fe.getLocalizedMessage());
ab.setPositiveButton(android.R.string.ok, null);
ab.show();
}
}
static private byte[] readBytesFromFile(File file) throws IOException {
InputStream input = new FileInputStream(file);
long len= file.length();
if (len > VpnProfile.MAX_EMBED_FILE_SIZE)
throw new IOException("selected file size too big to embed into profile");
// Create the byte array to hold the data
byte[] bytes = new byte[(int) len];
// Read in the bytes
int offset = 0;
int bytesRead = 0;
while (offset < bytes.length
&& (bytesRead=input.read(bytes, offset, bytes.length-offset)) >= 0) {
offset += bytesRead;
}
input.close();
return bytes;
}
public void setFile(String path) {
Intent intent = new Intent();
intent.putExtra(RESULT_DATA, path);
setResult(Activity.RESULT_OK,intent);
finish();
}
public String getSelectPath() {
if(!mData.startsWith(VpnProfile.INLINE_TAG))
return mData;
else
return Environment.getExternalStorageDirectory().getPath();
}
public CharSequence getInlineData() {
if(mData.startsWith(VpnProfile.INLINE_TAG))
return mData.substring(VpnProfile.INLINE_TAG.length());
else
return "";
}
public void clearData() {
Intent intent = new Intent();
intent.putExtra(RESULT_DATA, (String)null);
setResult(Activity.RESULT_OK,intent);
finish();
}
public void saveInlineData(String string) {
Intent intent = new Intent();
intent.putExtra(RESULT_DATA,VpnProfile.INLINE_TAG + string);
setResult(Activity.RESULT_OK,intent);
finish();
}
}
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