diff options
author | mar-v-in <github@rvin.mooo.com> | 2014-06-10 20:57:48 +0200 |
---|---|---|
committer | mar-v-in <github@rvin.mooo.com> | 2014-06-10 20:57:48 +0200 |
commit | f55bc41682c3cfa06d34d6b9679ba7a720066a3f (patch) | |
tree | edaaacb39096c30a535c6b588b36cd703d2377c4 /OpenKeychain/src/main/java/org/sufficientlysecure | |
parent | 08d63340c92d6c251f082a0d200df8541a42ba61 (diff) | |
download | open-keychain-f55bc41682c3cfa06d34d6b9679ba7a720066a3f.tar.gz open-keychain-f55bc41682c3cfa06d34d6b9679ba7a720066a3f.tar.bz2 open-keychain-f55bc41682c3cfa06d34d6b9679ba7a720066a3f.zip |
Use Document API on KitKat for file encrypt/decrypt
Diffstat (limited to 'OpenKeychain/src/main/java/org/sufficientlysecure')
6 files changed, 200 insertions, 54 deletions
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java index c769da421..319ac2873 100644 --- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java @@ -17,6 +17,7 @@ package org.sufficientlysecure.keychain; +import android.os.Build; import android.os.Environment; import org.spongycastle.bcpg.CompressionAlgorithmTags; @@ -48,6 +49,8 @@ public final class Constants { public static final String CUSTOM_CONTACT_DATA_MIME_TYPE = "vnd.android.cursor.item/vnd.org.sufficientlysecure.keychain.key"; + public static boolean KITKAT = Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT; + public static final class Path { public static final String APP_DIR = Environment.getExternalStorageDirectory() + "/OpenKeychain"; diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/FileHelper.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/FileHelper.java index d7d73cf3d..e0c94b947 100644 --- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/FileHelper.java +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/FileHelper.java @@ -17,12 +17,14 @@ package org.sufficientlysecure.keychain.helper; +import android.annotation.TargetApi; import android.app.Activity; import android.content.ActivityNotFoundException; import android.content.Context; import android.content.Intent; import android.database.Cursor; import android.net.Uri; +import android.os.Build; import android.os.Environment; import android.support.v4.app.Fragment; import android.widget.Toast; @@ -82,6 +84,39 @@ public class FileHelper { } } + + /** + * Opens the storage browser on Android 4.4 or later for opening a file + * @param fragment + * @param last default selected file + * @param mimeType can be text/plain for example + * @param requestCode used to identify the result coming back from storage browser onActivityResult() in your + */ + @TargetApi(Build.VERSION_CODES.KITKAT) + public static void openDocument(Fragment fragment, Uri last, String mimeType, int requestCode) { + Intent intent = new Intent(Intent.ACTION_OPEN_DOCUMENT); + intent.addCategory(Intent.CATEGORY_OPENABLE); + intent.setData(last); + intent.setType(mimeType); + fragment.startActivityForResult(intent, requestCode); + } + + /** + * Opens the storage browser on Android 4.4 or later for saving a file + * @param fragment + * @param last default selected file + * @param mimeType can be text/plain for example + * @param requestCode used to identify the result coming back from storage browser onActivityResult() in your + */ + @TargetApi(Build.VERSION_CODES.KITKAT) + public static void saveDocument(Fragment fragment, Uri last, String mimeType, int requestCode) { + Intent intent = new Intent(Intent.ACTION_CREATE_DOCUMENT); + intent.addCategory(Intent.CATEGORY_OPENABLE); + intent.setData(last); + intent.setType(mimeType); + fragment.startActivityForResult(intent, requestCode); + } + private static Intent buildFileIntent(String filename, String mimeType) { Intent intent = new Intent(Intent.ACTION_GET_CONTENT); intent.addCategory(Intent.CATEGORY_OPENABLE); diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/service/KeychainIntentService.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/service/KeychainIntentService.java index 67aa8d8c1..776419b4a 100644 --- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/service/KeychainIntentService.java +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/service/KeychainIntentService.java @@ -788,7 +788,7 @@ public class KeychainIntentService extends IntentService // InputStream InputStream in = getContentResolver().openInputStream(providerUri); - return new InputData(in, PgpHelper.getLengthOfStream(in)); + return new InputData(in, 0); default: throw new PgpGeneralException("No target choosen!"); diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/DecryptFileFragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/DecryptFileFragment.java index 2b43ad3bd..d3910c11e 100644 --- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/DecryptFileFragment.java +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/DecryptFileFragment.java @@ -20,10 +20,13 @@ package org.sufficientlysecure.keychain.ui; import android.app.Activity; import android.app.ProgressDialog; import android.content.Intent; +import android.database.Cursor; +import android.net.Uri; import android.os.Bundle; import android.os.Handler; import android.os.Message; import android.os.Messenger; +import android.provider.OpenableColumns; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; @@ -57,7 +60,9 @@ public class DecryptFileFragment extends DecryptFragment { private View mDecryptButton; private String mInputFilename = null; + private Uri mInputUri = null; private String mOutputFilename = null; + private Uri mOutputUri = null; private FileDialogFragment mFileDialog; @@ -74,8 +79,12 @@ public class DecryptFileFragment extends DecryptFragment { mDecryptButton = view.findViewById(R.id.decrypt_file_action_decrypt); mBrowse.setOnClickListener(new View.OnClickListener() { public void onClick(View v) { - FileHelper.openFile(DecryptFileFragment.this, mFilename.getText().toString(), "*/*", - RESULT_CODE_FILE); + if (Constants.KITKAT) { + FileHelper.openDocument(DecryptFileFragment.this, mInputUri, "*/*", RESULT_CODE_FILE); + } else { + FileHelper.openFile(DecryptFileFragment.this, mFilename.getText().toString(), "*/*", + RESULT_CODE_FILE); + } } }); mDecryptButton.setOnClickListener(new View.OnClickListener() { @@ -98,20 +107,24 @@ public class DecryptFileFragment extends DecryptFragment { } } - private void guessOutputFilename() { - mInputFilename = mFilename.getText().toString(); + private String guessOutputFilename() { File file = new File(mInputFilename); String filename = file.getName(); if (filename.endsWith(".asc") || filename.endsWith(".gpg") || filename.endsWith(".pgp")) { filename = filename.substring(0, filename.length() - 4); } - mOutputFilename = Constants.Path.APP_DIR + "/" + filename; + return Constants.Path.APP_DIR + "/" + filename; } private void decryptAction() { String currentFilename = mFilename.getText().toString(); if (mInputFilename == null || !mInputFilename.equals(currentFilename)) { - guessOutputFilename(); + mInputUri = null; + mInputFilename = mFilename.getText().toString(); + } + + if (mInputUri == null) { + mOutputFilename = guessOutputFilename(); } if (mInputFilename.equals("")) { @@ -119,7 +132,7 @@ public class DecryptFileFragment extends DecryptFragment { return; } - if (mInputFilename.startsWith("file")) { + if (mInputUri == null && mInputFilename.startsWith("file")) { File file = new File(mInputFilename); if (!file.exists() || !file.isFile()) { AppMsg.makeText( @@ -141,7 +154,11 @@ public class DecryptFileFragment extends DecryptFragment { public void handleMessage(Message message) { if (message.what == FileDialogFragment.MESSAGE_OKAY) { Bundle data = message.getData(); - mOutputFilename = data.getString(FileDialogFragment.MESSAGE_DATA_FILENAME); + if (data.containsKey(FileDialogFragment.MESSAGE_DATA_URI)) { + mOutputUri = data.getParcelable(FileDialogFragment.MESSAGE_DATA_URI); + } else { + mOutputFilename = data.getString(FileDialogFragment.MESSAGE_DATA_FILENAME); + } decryptStart(null); } } @@ -170,13 +187,25 @@ public class DecryptFileFragment extends DecryptFragment { intent.setAction(KeychainIntentService.ACTION_DECRYPT_VERIFY); // data - data.putInt(KeychainIntentService.TARGET, KeychainIntentService.IO_FILE); - Log.d(Constants.TAG, "mInputFilename=" + mInputFilename + ", mOutputFilename=" - + mOutputFilename); + + mOutputFilename + ",mInputUri=" + mInputUri + ", mOutputUri=" + + mOutputUri); + + if (mInputUri != null) { + data.putInt(KeychainIntentService.SOURCE, KeychainIntentService.IO_URI); + data.putParcelable(KeychainIntentService.ENCRYPT_INPUT_URI, mInputUri); + } else { + data.putInt(KeychainIntentService.SOURCE, KeychainIntentService.IO_FILE); + data.putString(KeychainIntentService.ENCRYPT_INPUT_FILE, mInputFilename); + } - data.putString(KeychainIntentService.ENCRYPT_INPUT_FILE, mInputFilename); - data.putString(KeychainIntentService.ENCRYPT_OUTPUT_FILE, mOutputFilename); + if (mOutputUri != null) { + data.putInt(KeychainIntentService.TARGET, KeychainIntentService.IO_URI); + data.putParcelable(KeychainIntentService.ENCRYPT_OUTPUT_URI, mOutputUri); + } else { + data.putInt(KeychainIntentService.TARGET, KeychainIntentService.IO_FILE); + data.putString(KeychainIntentService.ENCRYPT_OUTPUT_FILE, mOutputFilename); + } data.putString(KeychainIntentService.DECRYPT_PASSPHRASE, passphrase); @@ -232,13 +261,25 @@ public class DecryptFileFragment extends DecryptFragment { switch (requestCode) { case RESULT_CODE_FILE: { if (resultCode == Activity.RESULT_OK && data != null) { - try { - String path = FileHelper.getPath(getActivity(), data.getData()); - Log.d(Constants.TAG, "path=" + path); + if (Constants.KITKAT) { + mInputUri = data.getData(); + Cursor cursor = getActivity().getContentResolver().query(mInputUri, new String[]{OpenableColumns.DISPLAY_NAME}, null, null, null); + if (cursor != null) { + if (cursor.moveToNext()) { + mInputFilename = cursor.getString(0); + mFilename.setText(mInputFilename); + } + cursor.close(); + } + } else { + try { + String path = FileHelper.getPath(getActivity(), data.getData()); + Log.d(Constants.TAG, "path=" + path); - mFilename.setText(path); - } catch (NullPointerException e) { - Log.e(Constants.TAG, "Nullpointer while retrieving path!"); + mFilename.setText(path); + } catch (NullPointerException e) { + Log.e(Constants.TAG, "Nullpointer while retrieving path!"); + } } } return; diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/EncryptFileFragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/EncryptFileFragment.java index 7df6b2134..a3fb8fbd5 100644 --- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/EncryptFileFragment.java +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/EncryptFileFragment.java @@ -20,11 +20,13 @@ package org.sufficientlysecure.keychain.ui; import android.app.Activity; import android.app.ProgressDialog; import android.content.Intent; +import android.database.Cursor; import android.net.Uri; import android.os.Bundle; import android.os.Handler; import android.os.Message; import android.os.Messenger; +import android.provider.OpenableColumns; import android.support.v4.app.Fragment; import android.view.LayoutInflater; import android.view.View; @@ -73,7 +75,9 @@ public class EncryptFileFragment extends Fragment { // model private String mInputFilename = null; + private Uri mInputUri = null; private String mOutputFilename = null; + private Uri mOutputUri = null; @Override public void onAttach(Activity activity) { @@ -104,8 +108,12 @@ public class EncryptFileFragment extends Fragment { mBrowse = (BootstrapButton) view.findViewById(R.id.btn_browse); mBrowse.setOnClickListener(new View.OnClickListener() { public void onClick(View v) { - FileHelper.openFile(EncryptFileFragment.this, mFilename.getText().toString(), "*/*", - RESULT_CODE_FILE); + if (Constants.KITKAT) { + FileHelper.openDocument(EncryptFileFragment.this, mInputUri, "*/*", RESULT_CODE_FILE); + } else { + FileHelper.openFile(EncryptFileFragment.this, mFilename.getText().toString(), "*/*", + RESULT_CODE_FILE); + } } }); @@ -178,7 +186,11 @@ public class EncryptFileFragment extends Fragment { public void handleMessage(Message message) { if (message.what == FileDialogFragment.MESSAGE_OKAY) { Bundle data = message.getData(); - mOutputFilename = data.getString(FileDialogFragment.MESSAGE_DATA_FILENAME); + if (data.containsKey(FileDialogFragment.MESSAGE_DATA_URI)) { + mOutputUri = data.getParcelable(FileDialogFragment.MESSAGE_DATA_URI); + } else { + mOutputFilename = data.getString(FileDialogFragment.MESSAGE_DATA_FILENAME); + } encryptStart(); } } @@ -197,17 +209,20 @@ public class EncryptFileFragment extends Fragment { private void encryptClicked() { String currentFilename = mFilename.getText().toString(); if (mInputFilename == null || !mInputFilename.equals(currentFilename)) { + mInputUri = null; mInputFilename = mFilename.getText().toString(); } - mOutputFilename = guessOutputFilename(mInputFilename); + if (mInputUri == null) { + mOutputFilename = guessOutputFilename(mInputFilename); + } if (mInputFilename.equals("")) { AppMsg.makeText(getActivity(), R.string.no_file_selected, AppMsg.STYLE_ALERT).show(); return; } - if (!mInputFilename.startsWith("content")) { + if (mInputUri == null && !mInputFilename.startsWith("content")) { File file = new File(mInputFilename); if (!file.exists() || !file.isFile()) { AppMsg.makeText( @@ -280,7 +295,25 @@ public class EncryptFileFragment extends Fragment { // fill values for this action Bundle data = new Bundle(); - data.putInt(KeychainIntentService.TARGET, KeychainIntentService.IO_FILE); + Log.d(Constants.TAG, "mInputFilename=" + mInputFilename + ", mOutputFilename=" + + mOutputFilename + ",mInputUri=" + mInputUri + ", mOutputUri=" + + mOutputUri); + + if (mInputUri != null) { + data.putInt(KeychainIntentService.SOURCE, KeychainIntentService.IO_URI); + data.putParcelable(KeychainIntentService.ENCRYPT_INPUT_URI, mInputUri); + } else { + data.putInt(KeychainIntentService.SOURCE, KeychainIntentService.IO_FILE); + data.putString(KeychainIntentService.ENCRYPT_INPUT_FILE, mInputFilename); + } + + if (mOutputUri != null) { + data.putInt(KeychainIntentService.TARGET, KeychainIntentService.IO_URI); + data.putParcelable(KeychainIntentService.ENCRYPT_OUTPUT_URI, mOutputUri); + } else { + data.putInt(KeychainIntentService.TARGET, KeychainIntentService.IO_FILE); + data.putString(KeychainIntentService.ENCRYPT_OUTPUT_FILE, mOutputFilename); + } if (mEncryptInterface.isModeSymmetric()) { Log.d(Constants.TAG, "Symmetric encryption enabled!"); @@ -296,12 +329,6 @@ public class EncryptFileFragment extends Fragment { mEncryptInterface.getEncryptionKeys()); } - Log.d(Constants.TAG, "mInputFilename=" + mInputFilename + ", mOutputFilename=" - + mOutputFilename); - - data.putString(KeychainIntentService.ENCRYPT_INPUT_FILE, mInputFilename); - data.putString(KeychainIntentService.ENCRYPT_OUTPUT_FILE, mOutputFilename); - boolean useAsciiArmor = mAsciiArmor.isChecked(); data.putBoolean(KeychainIntentService.ENCRYPT_USE_ASCII_ARMOR, useAsciiArmor); @@ -356,13 +383,25 @@ public class EncryptFileFragment extends Fragment { switch (requestCode) { case RESULT_CODE_FILE: { if (resultCode == Activity.RESULT_OK && data != null) { - try { - String path = FileHelper.getPath(getActivity(), data.getData()); - Log.d(Constants.TAG, "path=" + path); - - mFilename.setText(path); - } catch (NullPointerException e) { - Log.e(Constants.TAG, "Nullpointer while retrieving path!"); + if (Constants.KITKAT) { + mInputUri = data.getData(); + Cursor cursor = getActivity().getContentResolver().query(mInputUri, new String[]{OpenableColumns.DISPLAY_NAME}, null, null, null); + if (cursor != null) { + if (cursor.moveToNext()) { + mInputFilename = cursor.getString(0); + mFilename.setText(mInputFilename); + } + cursor.close(); + } + } else { + try { + String path = FileHelper.getPath(getActivity(), data.getData()); + Log.d(Constants.TAG, "path=" + path); + + mFilename.setText(path); + } catch (NullPointerException e) { + Log.e(Constants.TAG, "Nullpointer while retrieving path!"); + } } } return; diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/dialog/FileDialogFragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/dialog/FileDialogFragment.java index 24f93bed7..10a24ddf0 100644 --- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/dialog/FileDialogFragment.java +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/dialog/FileDialogFragment.java @@ -23,10 +23,13 @@ import android.app.Dialog; import android.content.Context; import android.content.DialogInterface; import android.content.Intent; +import android.database.Cursor; +import android.net.Uri; import android.os.Bundle; import android.os.Message; import android.os.Messenger; import android.os.RemoteException; +import android.provider.OpenableColumns; import android.support.v4.app.DialogFragment; import android.view.LayoutInflater; import android.view.View; @@ -50,6 +53,7 @@ public class FileDialogFragment extends DialogFragment { public static final int MESSAGE_OKAY = 1; + public static final String MESSAGE_DATA_URI = "uri"; public static final String MESSAGE_DATA_FILENAME = "filename"; public static final String MESSAGE_DATA_CHECKED = "checked"; @@ -60,6 +64,9 @@ public class FileDialogFragment extends DialogFragment { private CheckBox mCheckBox; private TextView mMessageTextView; + private String mOutputFilename; + private Uri mOutputUri; + private static final int REQUEST_CODE = 0x00007004; /** @@ -92,7 +99,7 @@ public class FileDialogFragment extends DialogFragment { String title = getArguments().getString(ARG_TITLE); String message = getArguments().getString(ARG_MESSAGE); - String defaultFile = getArguments().getString(ARG_DEFAULT_FILE); + mOutputFilename = getArguments().getString(ARG_DEFAULT_FILE); String checkboxText = getArguments().getString(ARG_CHECKBOX_TEXT); LayoutInflater inflater = (LayoutInflater) activity @@ -106,15 +113,18 @@ public class FileDialogFragment extends DialogFragment { mMessageTextView.setText(message); mFilename = (EditText) view.findViewById(R.id.input); - mFilename.setText(defaultFile); + mFilename.setText(mOutputFilename); mBrowse = (BootstrapButton) view.findViewById(R.id.btn_browse); mBrowse.setOnClickListener(new View.OnClickListener() { public void onClick(View v) { // only .asc or .gpg files // setting it to text/plain prevents Cynaogenmod's file manager from selecting asc // or gpg types! - FileHelper.openFile(FileDialogFragment.this, mFilename.getText().toString(), "*/*", - REQUEST_CODE); + if (Constants.KITKAT) { + FileHelper.saveDocument(FileDialogFragment.this, mOutputUri, "*/*", REQUEST_CODE); + } else { + FileHelper.openFile(FileDialogFragment.this, mOutputFilename, "*/*", REQUEST_CODE); + } } }); @@ -136,13 +146,19 @@ public class FileDialogFragment extends DialogFragment { public void onClick(DialogInterface dialog, int id) { dismiss(); - boolean checked = false; - if (mCheckBox.isEnabled()) { - checked = mCheckBox.isChecked(); + String currentFilename = mFilename.getText().toString(); + if (mOutputFilename == null || !mOutputFilename.equals(currentFilename)) { + mOutputUri = null; + mOutputFilename = mFilename.getText().toString(); } + boolean checked = mCheckBox.isEnabled() && mCheckBox.isChecked(); + // return resulting data back to activity Bundle data = new Bundle(); + if (mOutputUri != null) { + data.putParcelable(MESSAGE_DATA_URI, mOutputUri); + } data.putString(MESSAGE_DATA_FILENAME, mFilename.getText().toString()); data.putBoolean(MESSAGE_DATA_CHECKED, checked); @@ -178,14 +194,26 @@ public class FileDialogFragment extends DialogFragment { switch (requestCode & 0xFFFF) { case REQUEST_CODE: { if (resultCode == Activity.RESULT_OK && data != null) { - try { - String path = data.getData().getPath(); - Log.d(Constants.TAG, "path=" + path); - - // set filename used in export/import dialogs - setFilename(path); - } catch (NullPointerException e) { - Log.e(Constants.TAG, "Nullpointer while retrieving path!", e); + if (Constants.KITKAT) { + mOutputUri = data.getData(); + Cursor cursor = getActivity().getContentResolver().query(mOutputUri, new String[]{OpenableColumns.DISPLAY_NAME}, null, null, null); + if (cursor != null) { + if (cursor.moveToNext()) { + mOutputFilename = cursor.getString(0); + mFilename.setText(mOutputFilename); + } + cursor.close(); + } + } else { + try { + String path = data.getData().getPath(); + Log.d(Constants.TAG, "path=" + path); + + // set filename used in export/import dialogs + setFilename(path); + } catch (NullPointerException e) { + Log.e(Constants.TAG, "Nullpointer while retrieving path!", e); + } } } |