New Gradle project structure

1 files changed, 209 insertions, 0 deletions

diff --git a/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/dialog/ShareQrCodeDialogFragment.java b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/dialog/ShareQrCodeDialogFragment.java
new file mode 100644
index 000000000..771816bfc
--- /dev/null
+++ b/OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/ui/dialog/ShareQrCodeDialogFragment.java
@@ -0,0 +1,209 @@
+/*
+ * Copyright (C) 2012-2013 Dominik Schürmann <dominik@dominikschuermann.de>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.sufficientlysecure.keychain.ui.dialog;
+
+import java.util.ArrayList;
+
+import org.sufficientlysecure.keychain.Constants;
+import org.sufficientlysecure.keychain.R;
+import org.sufficientlysecure.keychain.pgp.PgpKeyHelper;
+import org.sufficientlysecure.keychain.provider.ProviderHelper;
+import org.sufficientlysecure.keychain.util.Log;
+import org.sufficientlysecure.keychain.util.QrCodeUtils;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.Dialog;
+import android.net.Uri;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.Button;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import com.actionbarsherlock.app.SherlockDialogFragment;
+
+public class ShareQrCodeDialogFragment extends SherlockDialogFragment {
+    private static final String ARG_URI = "uri";
+    private static final String ARG_FINGERPRINT_ONLY = "fingerprint_only";
+
+    private ImageView mImage;
+    private TextView mText;
+
+    private ArrayList<String> mContentList;
+    private int mCounter;
+
+    private static final int QR_CODE_SIZE = 1000;
+
+    /**
+     * Creates new instance of this dialog fragment
+     * 
+     * @param content
+     *            Content to be shared via QR Codes
+     * @return
+     */
+    public static ShareQrCodeDialogFragment newInstance(Uri dataUri, boolean fingerprintOnly) {
+        ShareQrCodeDialogFragment frag = new ShareQrCodeDialogFragment();
+        Bundle args = new Bundle();
+        args.putParcelable(ARG_URI, dataUri);
+        args.putBoolean(ARG_FINGERPRINT_ONLY, fingerprintOnly);
+
+        frag.setArguments(args);
+
+        return frag;
+    }
+
+    /**
+     * Creates dialog
+     */
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState) {
+        final Activity activity = getActivity();
+
+        Uri dataUri = getArguments().getParcelable(ARG_URI);
+        boolean fingerprintOnly = getArguments().getBoolean(ARG_FINGERPRINT_ONLY);
+
+        AlertDialog.Builder alert = new AlertDialog.Builder(activity);
+
+        alert.setTitle(R.string.share_qr_code_dialog_title);
+
+        LayoutInflater inflater = activity.getLayoutInflater();
+        View view = inflater.inflate(R.layout.share_qr_code_dialog, null);
+        alert.setView(view);
+
+        mImage = (ImageView) view.findViewById(R.id.share_qr_code_dialog_image);
+        mText = (TextView) view.findViewById(R.id.share_qr_code_dialog_text);
+
+        // TODO
+        long masterKeyId = ProviderHelper.getMasterKeyId(getActivity(), dataUri);
+
+        String content = null;
+        if (fingerprintOnly) {
+            content = "openpgp4fpr:";
+
+            String fingerprint = PgpKeyHelper.convertKeyToHex(masterKeyId);
+
+            mText.setText(getString(R.string.share_qr_code_dialog_fingerprint_text) + " "
+                    + fingerprint);
+
+            content = content + fingerprint;
+
+            Log.d(Constants.TAG, "content: " + content);
+
+            alert.setPositiveButton(R.string.btn_okay, null);
+        } else {
+            mText.setText(R.string.share_qr_code_dialog_start);
+
+            // get public keyring as ascii armored string
+            ArrayList<String> keyringArmored = ProviderHelper.getKeyRingsAsArmoredString(
+                    getActivity(), dataUri, new long[] { masterKeyId });
+
+            // TODO: binary?
+
+            content = keyringArmored.get(0);
+
+            // OnClickListener are set in onResume to prevent automatic dismissing of Dialogs
+            // http://stackoverflow.com/questions/2620444/how-to-prevent-a-dialog-from-closing-when-a-button-is-clicked
+            alert.setPositiveButton(R.string.btn_next, null);
+            alert.setNegativeButton(android.R.string.cancel, null);
+        }
+
+        mContentList = splitString(content, 1000);
+
+        // start with first
+        mCounter = 0;
+        updateQrCode();
+
+        return alert.create();
+    }
+
+    @Override
+    public void onResume() {
+        super.onResume();
+        AlertDialog alertDialog = (AlertDialog) getDialog();
+        final Button backButton = alertDialog.getButton(AlertDialog.BUTTON_NEGATIVE);
+        final Button nextButton = alertDialog.getButton(AlertDialog.BUTTON_POSITIVE);
+
+        backButton.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                if (mCounter > 0) {
+                    mCounter--;
+                    updateQrCode();
+                    updateDialog(backButton, nextButton);
+                } else {
+                    dismiss();
+                }
+            }
+        });
+        nextButton.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+
+                if (mCounter < mContentList.size() - 1) {
+                    mCounter++;
+                    updateQrCode();
+                    updateDialog(backButton, nextButton);
+                } else {
+                    dismiss();
+                }
+            }
+        });
+    }
+
+    private void updateQrCode() {
+        // Content: <counter>,<size>,<content>
+        mImage.setImageBitmap(QrCodeUtils.getQRCodeBitmap(mCounter + "," + mContentList.size()
+                + "," + mContentList.get(mCounter), QR_CODE_SIZE));
+    }
+
+    private void updateDialog(Button backButton, Button nextButton) {
+        if (mCounter == 0) {
+            backButton.setText(android.R.string.cancel);
+        } else {
+            backButton.setText(R.string.btn_back);
+        }
+        if (mCounter == mContentList.size() - 1) {
+            nextButton.setText(android.R.string.ok);
+        } else {
+            nextButton.setText(R.string.btn_next);
+        }
+
+        mText.setText(getResources().getString(R.string.share_qr_code_dialog_progress,
+                mCounter + 1, mContentList.size()));
+    }
+
+    /**
+     * Split String by number of characters
+     * 
+     * @param text
+     * @param size
+     * @return
+     */
+    private ArrayList<String> splitString(String text, int size) {
+        ArrayList<String> strings = new ArrayList<String>();
+        int index = 0;
+        while (index < text.length()) {
+            strings.add(text.substring(index, Math.min(index + size, text.length())));
+            index += size;
+        }
+
+        return strings;
+    }
+}