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/*
* Copyright (C) 2010 Thialfihar <thi@thialfihar.org>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.thialfihar.android.apg.ui;
import java.util.Vector;
import java.util.regex.Matcher;
import org.thialfihar.android.apg.R;
import org.thialfihar.android.apg.Apg;
import org.thialfihar.android.apg.Preferences;
import android.app.ListActivity;
import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.text.Html;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.ListAdapter;
import android.widget.TextView;
public class MailListActivity extends ListActivity {
LayoutInflater mInflater = null;
public static final String EXTRA_ACCOUNT = "account";
private static class Conversation {
public long id;
public String subject;
public Vector<Message> messages;
public Conversation(long id, String subject) {
this.id = id;
this.subject = subject;
}
}
private static class Message {
public Conversation parent;
public long id;
public String subject;
public String fromAddress;
public String data;
public String replyTo;
public boolean signedOnly;
public Message(Conversation parent, long id, String subject,
String fromAddress, String replyTo,
String data, boolean signedOnly) {
this.parent = parent;
this.id = id;
this.subject = subject;
this.fromAddress = fromAddress;
this.replyTo = replyTo;
this.data = data;
if (this.replyTo == null || this.replyTo.equals("")) {
this.replyTo = this.fromAddress;
}
this.signedOnly = signedOnly;
}
}
private Vector<Conversation> mConversations;
private Vector<Message> mMessages;
@Override
protected void onCreate(Bundle savedInstanceState) {
Preferences prefs = Preferences.getPreferences(this);
super.onCreate(savedInstanceState);
mInflater = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
mConversations = new Vector<Conversation>();
mMessages = new Vector<Message>();
String account = getIntent().getExtras().getString(EXTRA_ACCOUNT);
// TODO: what if account is null?
Uri uri = Uri.parse("content://gmail-ls/conversations/" + account);
Cursor cursor =
managedQuery(uri, new String[] { "conversation_id", "subject" }, null, null, null);
for (int i = 0; i < cursor.getCount(); ++i) {
cursor.moveToPosition(i);
int idIndex = cursor.getColumnIndex("conversation_id");
int subjectIndex = cursor.getColumnIndex("subject");
long conversationId = cursor.getLong(idIndex);
Conversation conversation =
new Conversation(conversationId, cursor.getString(subjectIndex));
Uri messageUri = Uri.withAppendedPath(uri, "" + conversationId + "/messages");
Cursor messageCursor =
managedQuery(messageUri, new String[] {
"messageId",
"subject",
"fromAddress",
"replyToAddresses",
"body" }, null, null, null);
Vector<Message> messages = new Vector<Message>();
for (int j = 0; j < messageCursor.getCount(); ++j) {
messageCursor.moveToPosition(j);
idIndex = messageCursor.getColumnIndex("messageId");
subjectIndex = messageCursor.getColumnIndex("subject");
int fromAddressIndex = messageCursor.getColumnIndex("fromAddress");
int replyToIndex = messageCursor.getColumnIndex("replyToAddresses");
int bodyIndex = messageCursor.getColumnIndex("body");
String data = messageCursor.getString(bodyIndex);
data = Html.fromHtml(data).toString();
boolean signedOnly = false;
Matcher matcher = Apg.PGP_MESSAGE.matcher(data);
if (matcher.matches()) {
data = matcher.group(1);
} else {
matcher = Apg.PGP_SIGNED_MESSAGE.matcher(data);
if (matcher.matches()) {
data = matcher.group(1);
signedOnly = true;
} else {
data = null;
}
}
Message message =
new Message(conversation,
messageCursor.getLong(idIndex),
messageCursor.getString(subjectIndex),
messageCursor.getString(fromAddressIndex),
messageCursor.getString(replyToIndex),
data, signedOnly);
messages.add(message);
mMessages.add(message);
}
conversation.messages = messages;
mConversations.add(conversation);
}
setListAdapter(new MailboxAdapter());
getListView().setOnItemClickListener(new OnItemClickListener() {
public void onItemClick(AdapterView<?> arg0, View v, int position, long id) {
Intent intent = new Intent(MailListActivity.this, DecryptActivity.class);
intent.setAction(Apg.Intent.DECRYPT);
Message message = (Message) ((MailboxAdapter) getListAdapter()).getItem(position);
intent.putExtra(Apg.EXTRA_TEXT, message.data);
intent.putExtra(Apg.EXTRA_SUBJECT, message.subject);
intent.putExtra(Apg.EXTRA_REPLY_TO, message.replyTo);
startActivity(intent);
}
});
}
private class MailboxAdapter extends BaseAdapter implements ListAdapter {
@Override
public boolean isEnabled(int position) {
Message message = (Message) getItem(position);
return message.data != null;
}
@Override
public boolean hasStableIds() {
return true;
}
public int getCount() {
return mMessages.size();
}
public Object getItem(int position) {
return mMessages.get(position);
}
public long getItemId(int position) {
return mMessages.get(position).id;
}
public View getView(int position, View convertView, ViewGroup parent) {
View view = mInflater.inflate(R.layout.mailbox_message_item, null);
Message message = (Message) getItem(position);
TextView subject = (TextView) view.findViewById(R.id.subject);
TextView email = (TextView) view.findViewById(R.id.emailAddress);
ImageView status = (ImageView) view.findViewById(R.id.ic_status);
subject.setText(message.subject);
email.setText(message.fromAddress);
if (message.data != null) {
if (message.signedOnly) {
status.setImageResource(R.drawable.signed);
} else {
status.setImageResource(R.drawable.encrypted);
}
status.setVisibility(View.VISIBLE);
} else {
status.setVisibility(View.INVISIBLE);
}
return view;
}
}
}
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