diff options
Diffstat (limited to 'OpenKeychain/src/main/java')
9 files changed, 158 insertions, 139 deletions
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/BackupFragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/BackupFragment.java index 2d9ac6ee3..2f935008a 100644 --- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/BackupFragment.java +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/BackupFragment.java @@ -47,7 +47,20 @@ public class BackupFragment extends Fragment { private int mIndex; static final int REQUEST_REPEAT_PASSPHRASE = 1; + private ExportHelper mExportHelper; + @Override + public void onAttach(Activity activity) { + super.onAttach(activity); + // we won't get attached to a non-fragment activity, so the cast should be safe + mExportHelper = new ExportHelper((FragmentActivity) activity); + } + + @Override + public void onDetach() { + super.onDetach(); + mExportHelper = null; + } @Override public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) { @@ -80,8 +93,7 @@ public class BackupFragment extends Fragment { } if (!includeSecretKeys) { - ExportHelper exportHelper = new ExportHelper(activity); - exportHelper.showExportKeysDialog(null, Constants.Path.APP_DIR_FILE, false); + mExportHelper.showExportKeysDialog(null, Constants.Path.APP_DIR_FILE, false); return; } @@ -136,8 +148,7 @@ public class BackupFragment extends Fragment { return; } - ExportHelper exportHelper = new ExportHelper(activity); - exportHelper.showExportKeysDialog(null, Constants.Path.APP_DIR_FILE, true); + mExportHelper.showExportKeysDialog(null, Constants.Path.APP_DIR_FILE, true); } }.execute(activity.getContentResolver()); @@ -167,8 +178,7 @@ public class BackupFragment extends Fragment { return; } - ExportHelper exportHelper = new ExportHelper(getActivity()); - exportHelper.showExportKeysDialog(null, Constants.Path.APP_DIR_FILE, true); + mExportHelper.showExportKeysDialog(null, Constants.Path.APP_DIR_FILE, true); } } } diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/DecryptListFragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/DecryptListFragment.java index f57d2d056..26e56280a 100644 --- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/DecryptListFragment.java +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/DecryptListFragment.java @@ -36,7 +36,6 @@ import android.graphics.drawable.BitmapDrawable; import android.graphics.drawable.Drawable; import android.net.Uri; import android.os.AsyncTask; -import android.os.Build; import android.os.Bundle; import android.os.Parcelable; import android.support.v7.widget.DefaultItemAnimator; @@ -222,18 +221,6 @@ public class DecryptListFragment } } - private void askForOutputFilename(Uri inputUri, String originalFilename, String mimeType) { - if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) { - File file = new File(inputUri.getPath()); - File parentDir = file.exists() ? file.getParentFile() : Constants.Path.APP_DIR; - File targetFile = new File(parentDir, originalFilename); - FileHelper.saveFile(this, getString(R.string.title_decrypt_to_file), - getString(R.string.specify_file_to_decrypt_to), targetFile, REQUEST_CODE_OUTPUT); - } else { - FileHelper.saveDocument(this, mimeType, originalFilename, REQUEST_CODE_OUTPUT); - } - } - @Override public void onActivityResult(int requestCode, int resultCode, Intent data) { switch (requestCode) { @@ -534,7 +521,8 @@ public class DecryptListFragment return true; } mCurrentInputUri = model.mInputUri; - askForOutputFilename(model.mInputUri, metadata.getFilename(), metadata.getMimeType()); + FileHelper.saveDocument(this, metadata.getFilename(), model.mInputUri, metadata.getMimeType(), + R.string.title_decrypt_to_file, R.string.specify_file_to_decrypt_to, REQUEST_CODE_OUTPUT); return true; case R.id.decrypt_delete: deleteFile(activity, model.mInputUri); diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/EncryptDecryptOverviewFragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/EncryptDecryptOverviewFragment.java index fc72a6c9f..84660ca7a 100644 --- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/EncryptDecryptOverviewFragment.java +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/EncryptDecryptOverviewFragment.java @@ -83,11 +83,7 @@ public class EncryptDecryptOverviewFragment extends Fragment { mDecryptFile.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { - if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) { - FileHelper.openDocument(EncryptDecryptOverviewFragment.this, "*/*", REQUEST_CODE_INPUT); - } else { - FileHelper.openFile(EncryptDecryptOverviewFragment.this, null, "*/*", REQUEST_CODE_INPUT); - } + FileHelper.openDocument(EncryptDecryptOverviewFragment.this, null, "*/*", false, REQUEST_CODE_INPUT); } }); diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/EncryptFilesFragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/EncryptFilesFragment.java index 63d37f296..8572a5712 100644 --- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/EncryptFilesFragment.java +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/EncryptFilesFragment.java @@ -18,7 +18,6 @@ package org.sufficientlysecure.keychain.ui; -import java.io.File; import java.io.IOException; import java.util.ArrayList; import java.util.Date; @@ -196,13 +195,9 @@ public class EncryptFilesFragment } private void addInputUri() { - if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) { - FileHelper.openDocument(EncryptFilesFragment.this, "*/*", true, REQUEST_CODE_INPUT); - } else { - FileHelper.openFile(EncryptFilesFragment.this, mFilesAdapter.getModelCount() == 0 ? - null : mFilesAdapter.getModelItem(mFilesAdapter.getModelCount() - 1).inputUri, - "*/*", REQUEST_CODE_INPUT); - } + FileHelper.openDocument(EncryptFilesFragment.this, mFilesAdapter.getModelCount() == 0 ? + null : mFilesAdapter.getModelItem(mFilesAdapter.getModelCount() - 1).inputUri, + "*/*", true, REQUEST_CODE_INPUT); } private void addInputUri(Uri inputUri) { @@ -230,19 +225,8 @@ public class EncryptFilesFragment (mEncryptFilenames ? "1" : FileHelper.getFilename(getActivity(), model.inputUri)) + (mUseArmor ? Constants.FILE_EXTENSION_ASC : Constants.FILE_EXTENSION_PGP_MAIN); Uri inputUri = model.inputUri; - saveDocumentIntent(targetName, inputUri); - } - - private void saveDocumentIntent(String targetName, Uri inputUri) { - if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) { - File file = new File(inputUri.getPath()); - File parentDir = file.exists() ? file.getParentFile() : Constants.Path.APP_DIR; - File targetFile = new File(parentDir, targetName); - FileHelper.saveFile(this, getString(R.string.title_encrypt_to_file), - getString(R.string.specify_file_to_encrypt_to), targetFile, REQUEST_CODE_OUTPUT); - } else { - FileHelper.saveDocument(this, "*/*", targetName, REQUEST_CODE_OUTPUT); - } + FileHelper.saveDocument(this, targetName, inputUri, + R.string.title_encrypt_to_file, R.string.specify_file_to_encrypt_to, REQUEST_CODE_OUTPUT); } public void addFile(Intent data) { diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysFileFragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysFileFragment.java index 538fa16c7..746c75600 100644 --- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysFileFragment.java +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysFileFragment.java @@ -64,8 +64,8 @@ public class ImportKeysFileFragment extends Fragment { // open .asc or .gpg files // setting it to text/plain prevents Cyanogenmod's file manager from selecting asc // or gpg types! - FileHelper.openFile(ImportKeysFileFragment.this, Uri.fromFile(Constants.Path.APP_DIR), - "*/*", REQUEST_CODE_FILE); + FileHelper.openDocument(ImportKeysFileFragment.this, + Uri.fromFile(Constants.Path.APP_DIR), "*/*", false, REQUEST_CODE_FILE); } }); diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/LogDisplayFragment.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/LogDisplayFragment.java index 1cd1a3099..4de83337e 100644 --- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/LogDisplayFragment.java +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/LogDisplayFragment.java @@ -252,7 +252,7 @@ public class LogDisplayFragment extends ListFragment implements OnItemClickListe String message = this.getString(R.string.specify_file_to_export_log_to); - FileHelper.saveFile(new FileHelper.FileDialogCallback() { + FileHelper.saveDocumentDialog(new FileHelper.FileDialogCallback() { @Override public void onFileSelected(File file, boolean checked) { writeToLogFile(mResult.getLog(), file); 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 5ef8618ce..84774ae5e 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 @@ -23,6 +23,7 @@ import android.content.Context; import android.content.DialogInterface; import android.content.Intent; import android.net.Uri; +import android.os.Build; import android.os.Bundle; import android.os.Message; import android.os.Messenger; @@ -119,14 +120,19 @@ public class FileDialogFragment extends DialogFragment { mFilename = (EditText) view.findViewById(R.id.input); mFilename.setText(mFile.getName()); mBrowse = (ImageButton) 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, Uri.fromFile(mFile), "*/*", REQUEST_CODE); - } - }); + if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) { + mBrowse.setVisibility(View.GONE); + } else { + 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.saveDocumentKitKat( + FileDialogFragment.this, "*/*", mFile.getName(), REQUEST_CODE); + } + }); + } mCheckBox = (CheckBox) view.findViewById(R.id.checkbox); if (checkboxText == null) { diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/ExportHelper.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/ExportHelper.java index 72620e712..45dc33906 100644 --- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/ExportHelper.java +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/ExportHelper.java @@ -69,7 +69,7 @@ public class ExportHelper : R.string.specify_backup_dest_single); } - FileHelper.saveFile(new FileHelper.FileDialogCallback() { + FileHelper.saveDocumentDialog(new FileHelper.FileDialogCallback() { @Override public void onFileSelected(File file, boolean checked) { mExportFile = file; diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/FileHelper.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/FileHelper.java index 4a00f46cb..9fb362412 100644 --- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/FileHelper.java +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/FileHelper.java @@ -28,16 +28,19 @@ import android.graphics.Bitmap; import android.graphics.Point; import android.net.Uri; import android.os.Build; +import android.os.Build.VERSION_CODES; import android.os.Environment; import android.os.Handler; import android.os.Message; import android.os.Messenger; import android.provider.DocumentsContract; import android.provider.OpenableColumns; +import android.support.annotation.StringRes; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentManager; import android.widget.Toast; +import org.sufficientlysecure.keychain.Constants; import org.sufficientlysecure.keychain.R; import org.sufficientlysecure.keychain.compatibility.DialogFragmentWorkaround; import org.sufficientlysecure.keychain.ui.dialog.FileDialogFragment; @@ -46,42 +49,95 @@ import java.io.BufferedInputStream; import java.io.BufferedOutputStream; import java.io.ByteArrayOutputStream; import java.io.File; -import java.io.FileInputStream; import java.io.IOException; import java.io.InputStream; import java.io.UnsupportedEncodingException; import java.text.DecimalFormat; + +/** This class offers a number of helper functions for saving documents. + * + * There are three entry points here: openDocument, saveDocument and + * saveDocumentDialog. Each behaves a little differently depending on whether + * the Android version used is pre or post KitKat. + * + * - openDocument queries for a document for reading. Used in "open encrypted + * file" ui flow. On pre-kitkat, this relies on an external file manager, + * and will fail with a toast message if none is installed. + * + * - saveDocument queries for a document name for saving. on pre-kitkat, this + * shows a dialog where a filename can be input. on kitkat and up, it + * directly triggers a "save document" intent. Used in "save encrypted file" + * ui flow. + * + * - saveDocumentDialog queries for a document. this shows a dialog on all + * versions of android. the browse button opens an external browser on + * pre-kitkat or the "save document" intent on post-kitkat devices. Used in + * "backup key" ui flow. + * + * It is noteworthy that the "saveDocument" call is essentially substituted + * by the "saveDocumentDialog" on pre-kitkat devices. + * + */ public class FileHelper { - /** - * Checks if external storage is mounted if file is located on external storage - * - * @return true if storage is mounted - */ - public static boolean isStorageMounted(String file) { - if (file.startsWith(Environment.getExternalStorageDirectory().getAbsolutePath())) { - if (!Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) { - return false; - } + public static void openDocument(Fragment fragment, Uri last, String mimeType, boolean multiple, int requestCode) { + if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) { + openDocumentPreKitKat(fragment, last, mimeType, multiple, requestCode); + } else { + openDocumentKitKat(fragment, mimeType, multiple, requestCode); } + } - return true; + public static void saveDocument(Fragment fragment, String targetName, Uri inputUri, + @StringRes int title, @StringRes int message, int requestCode) { + saveDocument(fragment, targetName, inputUri, "*/*", title, message, requestCode); } - /** - * Opens the preferred installed file manager on Android and shows a toast if no manager is - * installed. - * - * @param last default selected Uri, not supported by all file managers - * @param mimeType can be text/plain for example - * @param requestCode requestCode used to identify the result coming back from file manager to - * onActivityResult() in your activity - */ - public static void openFile(Fragment fragment, Uri last, String mimeType, int requestCode) { + public static void saveDocument(Fragment fragment, String targetName, Uri inputUri, String mimeType, + @StringRes int title, @StringRes int message, int requestCode) { + if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) { + saveDocumentDialog(fragment, targetName, inputUri, title, message, requestCode); + } else { + saveDocumentKitKat(fragment, mimeType, targetName, requestCode); + } + } + + public static void saveDocumentDialog(final Fragment fragment, String targetName, Uri inputUri, + @StringRes int title, @StringRes int message, final int requestCode) { + + saveDocumentDialog(fragment, targetName, inputUri, title, message, new FileDialogCallback() { + // is this a good idea? seems hacky... + @Override + public void onFileSelected(File file, boolean checked) { + Intent intent = new Intent(); + intent.setData(Uri.fromFile(file)); + fragment.onActivityResult(requestCode, Activity.RESULT_OK, intent); + } + }); + } + + public static void saveDocumentDialog(final Fragment fragment, String targetName, Uri inputUri, + @StringRes int title, @StringRes int message, FileDialogCallback callback) { + + File file = inputUri == null ? null : new File(inputUri.getPath()); + File parentDir = file != null && file.exists() ? file.getParentFile() : Constants.Path.APP_DIR; + File targetFile = new File(parentDir, targetName); + saveDocumentDialog(callback, fragment.getActivity().getSupportFragmentManager(), + fragment.getString(title), fragment.getString(message), targetFile, null); + + } + + /** Opens the preferred installed file manager on Android and shows a toast + * if no manager is installed. */ + private static void openDocumentPreKitKat( + Fragment fragment, Uri last, String mimeType, boolean multiple, int requestCode) { + Intent intent = new Intent(Intent.ACTION_GET_CONTENT); intent.addCategory(Intent.CATEGORY_OPENABLE); - + if (Build.VERSION.SDK_INT >= VERSION_CODES.JELLY_BEAN_MR2) { + intent.putExtra(Intent.EXTRA_ALLOW_MULTIPLE, multiple); + } intent.setData(last); intent.setType(mimeType); @@ -92,11 +148,34 @@ public class FileHelper { Toast.makeText(fragment.getActivity(), R.string.no_filemanager_installed, Toast.LENGTH_SHORT).show(); } + + } + + /** Opens the storage browser on Android 4.4 or later for opening a file */ + @TargetApi(Build.VERSION_CODES.KITKAT) + private static void openDocumentKitKat(Fragment fragment, String mimeType, boolean multiple, int requestCode) { + Intent intent = new Intent(Intent.ACTION_OPEN_DOCUMENT); + intent.addCategory(Intent.CATEGORY_OPENABLE); + intent.setType(mimeType); + intent.putExtra(Intent.EXTRA_ALLOW_MULTIPLE, multiple); + fragment.startActivityForResult(intent, requestCode); + } + + /** Opens the storage browser on Android 4.4 or later for saving a file. */ + @TargetApi(Build.VERSION_CODES.KITKAT) + public static void saveDocumentKitKat(Fragment fragment, String mimeType, String suggestedName, int requestCode) { + Intent intent = new Intent(Intent.ACTION_CREATE_DOCUMENT); + intent.addCategory(Intent.CATEGORY_OPENABLE); + intent.setType(mimeType); + intent.putExtra("android.content.extra.SHOW_ADVANCED", true); // Note: This is not documented, but works + intent.putExtra(Intent.EXTRA_TITLE, suggestedName); + fragment.startActivityForResult(intent, requestCode); } - public static void saveFile(final FileDialogCallback callback, final FragmentManager fragmentManager, - final String title, final String message, final File defaultFile, - final String checkMsg) { + public static void saveDocumentDialog( + final FileDialogCallback callback, final FragmentManager fragmentManager, + final String title, final String message, final File defaultFile, + final String checkMsg) { // Message is received after file is selected Handler returnHandler = new Handler() { @Override @@ -123,61 +202,6 @@ public class FileHelper { }); } - public static void saveFile(Fragment fragment, String title, String message, File defaultFile, int requestCode) { - saveFile(fragment, title, message, defaultFile, requestCode, null); - } - - public static void saveFile(final Fragment fragment, String title, String message, File defaultFile, - final int requestCode, String checkMsg) { - saveFile(new FileDialogCallback() { - @Override - public void onFileSelected(File file, boolean checked) { - Intent intent = new Intent(); - intent.setData(Uri.fromFile(file)); - fragment.onActivityResult(requestCode, Activity.RESULT_OK, intent); - } - }, fragment.getActivity().getSupportFragmentManager(), title, message, defaultFile, checkMsg); - } - - @TargetApi(Build.VERSION_CODES.KITKAT) - public static void openDocument(Fragment fragment, String mimeType, int requestCode) { - openDocument(fragment, mimeType, false, requestCode); - } - - /** - * Opens the storage browser on Android 4.4 or later for opening a file - * - * @param mimeType can be text/plain for example - * @param multiple allow file chooser to return multiple files - * @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, String mimeType, boolean multiple, int requestCode) { - Intent intent = new Intent(Intent.ACTION_OPEN_DOCUMENT); - intent.addCategory(Intent.CATEGORY_OPENABLE); - intent.setType(mimeType); - intent.putExtra(Intent.EXTRA_ALLOW_MULTIPLE, multiple); - - fragment.startActivityForResult(intent, requestCode); - } - - /** - * Opens the storage browser on Android 4.4 or later for saving a file - * - * @param mimeType can be text/plain for example - * @param suggestedName a filename desirable for the file to be saved - * @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, String mimeType, String suggestedName, int requestCode) { - Intent intent = new Intent(Intent.ACTION_CREATE_DOCUMENT); - intent.addCategory(Intent.CATEGORY_OPENABLE); - intent.setType(mimeType); - intent.putExtra("android.content.extra.SHOW_ADVANCED", true); // Note: This is not documented, but works - intent.putExtra(Intent.EXTRA_TITLE, suggestedName); - fragment.startActivityForResult(intent, requestCode); - } - public static String getFilename(Context context, Uri uri) { String filename = null; try { @@ -298,6 +322,17 @@ public class FileHelper { } } + /** Checks if external storage is mounted if file is located on external storage. */ + public static boolean isStorageMounted(String file) { + if (file.startsWith(Environment.getExternalStorageDirectory().getAbsolutePath())) { + if (!Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) { + return false; + } + } + + return true; + } + public interface FileDialogCallback { void onFileSelected(File file, boolean checked); } |