package de.blinkt.openvpn; 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; 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(this, mFSFragment)); bar.addTab(fileExplorerTab); if(!mNoInline) { mInlineFragment = new InlineFileTab(); inlineFileTab.setTabListener(new MyTabsListener(this, mInlineFragment)); bar.addTab(inlineFileTab); } else { mFSFragment.setNoInLine(); } } protected boolean showClear() { if(mData == null || mData.equals("")) return false; else return mShowClear; } protected class MyTabsListener 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(); } } private byte[] readBytesFromFile(File file) throws IOException { InputStream input = new FileInputStream(file); long len= file.length(); // 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(); } }