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/*
* Copyright (C) 2011 The Android Open Source Project
*
* 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 com.android.ex.chips;
import android.accounts.Account;
import android.content.Context;
import android.database.Cursor;
import android.database.MatrixCursor;
import android.graphics.drawable.StateListDrawable;
import android.net.Uri;
import android.provider.ContactsContract;
import android.provider.ContactsContract.Contacts;
import android.text.TextUtils;
import android.text.util.Rfc822Token;
import android.text.util.Rfc822Tokenizer;
import android.util.Log;
import android.view.View;
import android.view.ViewGroup;
import android.widget.CursorAdapter;
import com.android.ex.chips.BaseRecipientAdapter.DirectoryListQuery;
import com.android.ex.chips.BaseRecipientAdapter.DirectorySearchParams;
import com.android.ex.chips.DropdownChipLayouter.AdapterType;
import com.android.ex.chips.Queries.Query;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
/**
* RecipientAlternatesAdapter backs the RecipientEditTextView for managing contacts
* queried by email or by phone number.
*/
public class RecipientAlternatesAdapter extends CursorAdapter {
public static final int MAX_LOOKUPS = 50;
private final long mCurrentId;
private int mCheckedItemPosition = -1;
private OnCheckedItemChangedListener mCheckedItemChangedListener;
private static final String TAG = "RecipAlternates";
public static final int QUERY_TYPE_EMAIL = 0;
public static final int QUERY_TYPE_PHONE = 1;
private final Long mDirectoryId;
private DropdownChipLayouter mDropdownChipLayouter;
private final StateListDrawable mDeleteDrawable;
private static final Map<String, String> sCorrectedPhotoUris = new HashMap<String, String>();
public interface RecipientMatchCallback {
public void matchesFound(Map<String, RecipientEntry> results);
/**
* Called with all addresses that could not be resolved to valid recipients.
*/
public void matchesNotFound(Set<String> unfoundAddresses);
}
public static void getMatchingRecipients(Context context, BaseRecipientAdapter adapter,
ArrayList<String> inAddresses, Account account, RecipientMatchCallback callback,
ChipsUtil.PermissionsCheckListener permissionsCheckListener) {
getMatchingRecipients(context, adapter, inAddresses, QUERY_TYPE_EMAIL, account, callback,
permissionsCheckListener);
}
/**
* Get a HashMap of address to RecipientEntry that contains all contact
* information for a contact with the provided address, if one exists. This
* may block the UI, so run it in an async task.
*
* @param context Context.
* @param inAddresses Array of addresses on which to perform the lookup.
* @param callback RecipientMatchCallback called when a match or matches are found.
*/
public static void getMatchingRecipients(Context context, BaseRecipientAdapter adapter,
ArrayList<String> inAddresses, int addressType, Account account,
RecipientMatchCallback callback,
ChipsUtil.PermissionsCheckListener permissionsCheckListener) {
Queries.Query query;
if (addressType == QUERY_TYPE_EMAIL) {
query = Queries.EMAIL;
} else {
query = Queries.PHONE;
}
int addressesSize = Math.min(MAX_LOOKUPS, inAddresses.size());
HashSet<String> addresses = new HashSet<String>();
StringBuilder bindString = new StringBuilder();
// Create the "?" string and set up arguments.
for (int i = 0; i < addressesSize; i++) {
Rfc822Token[] tokens = Rfc822Tokenizer.tokenize(inAddresses.get(i).toLowerCase());
addresses.add(tokens.length > 0 ? tokens[0].getAddress() : inAddresses.get(i));
bindString.append("?");
if (i < addressesSize - 1) {
bindString.append(",");
}
}
if (Log.isLoggable(TAG, Log.DEBUG)) {
Log.d(TAG, "Doing reverse lookup for " + addresses.toString());
}
String[] addressArray = new String[addresses.size()];
addresses.toArray(addressArray);
HashMap<String, RecipientEntry> recipientEntries = null;
Cursor c = null;
try {
if (ChipsUtil.hasPermissions(context, permissionsCheckListener)) {
c = context.getContentResolver().query(
query.getContentUri(),
query.getProjection(),
query.getProjection()[Queries.Query.DESTINATION] + " IN ("
+ bindString.toString() + ")", addressArray, null);
}
recipientEntries = processContactEntries(c, null /* directoryId */);
callback.matchesFound(recipientEntries);
} finally {
if (c != null) {
c.close();
}
}
final Set<String> matchesNotFound = new HashSet<String>();
getMatchingRecipientsFromDirectoryQueries(context, recipientEntries,
addresses, account, matchesNotFound, query, callback, permissionsCheckListener);
getMatchingRecipientsFromExtensionMatcher(adapter, matchesNotFound, callback);
}
public static void getMatchingRecipientsFromDirectoryQueries(Context context,
Map<String, RecipientEntry> recipientEntries, Set<String> addresses,
Account account, Set<String> matchesNotFound,
RecipientMatchCallback callback,
ChipsUtil.PermissionsCheckListener permissionsCheckListener) {
getMatchingRecipientsFromDirectoryQueries(
context, recipientEntries, addresses, account,
matchesNotFound, Queries.EMAIL, callback, permissionsCheckListener);
}
private static void getMatchingRecipientsFromDirectoryQueries(Context context,
Map<String, RecipientEntry> recipientEntries, Set<String> addresses,
Account account, Set<String> matchesNotFound, Queries.Query query,
RecipientMatchCallback callback,
ChipsUtil.PermissionsCheckListener permissionsCheckListener) {
// See if any entries did not resolve; if so, we need to check other
// directories
if (recipientEntries.size() < addresses.size()) {
// Run a directory query for each unmatched recipient.
HashSet<String> unresolvedAddresses = new HashSet<String>();
for (String address : addresses) {
if (!recipientEntries.containsKey(address)) {
unresolvedAddresses.add(address);
}
}
matchesNotFound.addAll(unresolvedAddresses);
final List<DirectorySearchParams> paramsList;
Cursor directoryCursor = null;
try {
if (ChipsUtil.hasPermissions(context, permissionsCheckListener)) {
directoryCursor = context.getContentResolver().query(
DirectoryListQuery.URI, DirectoryListQuery.PROJECTION,
null, null, null);
}
if (directoryCursor == null) {
return;
}
paramsList = BaseRecipientAdapter.setupOtherDirectories(
context, directoryCursor, account);
} finally {
if (directoryCursor != null) {
directoryCursor.close();
}
}
if (paramsList != null) {
Cursor directoryContactsCursor = null;
for (String unresolvedAddress : unresolvedAddresses) {
for (int i = 0; i < paramsList.size(); i++) {
final long directoryId = paramsList.get(i).directoryId;
try {
directoryContactsCursor = doQuery(unresolvedAddress, 1 /* limit */,
directoryId, account, context, query, permissionsCheckListener);
if (directoryContactsCursor != null
&& directoryContactsCursor.getCount() != 0) {
// We found the directory with at least one contact
final Map<String, RecipientEntry> entries =
processContactEntries(directoryContactsCursor, directoryId);
for (final String address : entries.keySet()) {
matchesNotFound.remove(address);
}
callback.matchesFound(entries);
break;
}
} finally {
if (directoryContactsCursor != null) {
directoryContactsCursor.close();
directoryContactsCursor = null;
}
}
}
}
}
}
}
public static void getMatchingRecipientsFromExtensionMatcher(BaseRecipientAdapter adapter,
Set<String> matchesNotFound, RecipientMatchCallback callback) {
// If no matches found in contact provider or the directories, try the extension
// matcher.
// todo (aalbert): This whole method needs to be in the adapter?
if (adapter != null) {
final Map<String, RecipientEntry> entries =
adapter.getMatchingRecipients(matchesNotFound);
if (entries != null && entries.size() > 0) {
callback.matchesFound(entries);
for (final String address : entries.keySet()) {
matchesNotFound.remove(address);
}
}
}
callback.matchesNotFound(matchesNotFound);
}
private static HashMap<String, RecipientEntry> processContactEntries(Cursor c,
Long directoryId) {
HashMap<String, RecipientEntry> recipientEntries = new HashMap<String, RecipientEntry>();
if (c != null && c.moveToFirst()) {
do {
String address = c.getString(Queries.Query.DESTINATION);
final RecipientEntry newRecipientEntry = RecipientEntry.constructTopLevelEntry(
c.getString(Queries.Query.NAME),
c.getInt(Queries.Query.DISPLAY_NAME_SOURCE),
c.getString(Queries.Query.DESTINATION),
c.getInt(Queries.Query.DESTINATION_TYPE),
c.getString(Queries.Query.DESTINATION_LABEL),
c.getLong(Queries.Query.CONTACT_ID),
directoryId,
c.getLong(Queries.Query.DATA_ID),
c.getString(Queries.Query.PHOTO_THUMBNAIL_URI),
true,
c.getString(Queries.Query.LOOKUP_KEY));
/*
* In certain situations, we may have two results for one address, where one of the
* results is just the email address, and the other has a name and photo, so we want
* to use the better one.
*/
final RecipientEntry recipientEntry =
getBetterRecipient(recipientEntries.get(address), newRecipientEntry);
recipientEntries.put(address, recipientEntry);
if (Log.isLoggable(TAG, Log.DEBUG)) {
Log.d(TAG, "Received reverse look up information for " + address
+ " RESULTS: "
+ " NAME : " + c.getString(Queries.Query.NAME)
+ " CONTACT ID : " + c.getLong(Queries.Query.CONTACT_ID)
+ " ADDRESS :" + c.getString(Queries.Query.DESTINATION));
}
} while (c.moveToNext());
}
return recipientEntries;
}
/**
* Given two {@link RecipientEntry}s for the same email address, this will return the one that
* contains more complete information for display purposes. Defaults to <code>entry2</code> if
* no significant differences are found.
*/
static RecipientEntry getBetterRecipient(final RecipientEntry entry1,
final RecipientEntry entry2) {
// If only one has passed in, use it
if (entry2 == null) {
return entry1;
}
if (entry1 == null) {
return entry2;
}
// If only one has a display name, use it
if (!TextUtils.isEmpty(entry1.getDisplayName())
&& TextUtils.isEmpty(entry2.getDisplayName())) {
return entry1;
}
if (!TextUtils.isEmpty(entry2.getDisplayName())
&& TextUtils.isEmpty(entry1.getDisplayName())) {
return entry2;
}
// If only one has a display name that is not the same as the destination, use it
if (!TextUtils.equals(entry1.getDisplayName(), entry1.getDestination())
&& TextUtils.equals(entry2.getDisplayName(), entry2.getDestination())) {
return entry1;
}
if (!TextUtils.equals(entry2.getDisplayName(), entry2.getDestination())
&& TextUtils.equals(entry1.getDisplayName(), entry1.getDestination())) {
return entry2;
}
// If only one has a photo, use it
if ((entry1.getPhotoThumbnailUri() != null || entry1.getPhotoBytes() != null)
&& (entry2.getPhotoThumbnailUri() == null && entry2.getPhotoBytes() == null)) {
return entry1;
}
if ((entry2.getPhotoThumbnailUri() != null || entry2.getPhotoBytes() != null)
&& (entry1.getPhotoThumbnailUri() == null && entry1.getPhotoBytes() == null)) {
return entry2;
}
// Go with the second option as a default
return entry2;
}
private static Cursor doQuery(CharSequence constraint, int limit, Long directoryId,
Account account, Context context, Query query,
ChipsUtil.PermissionsCheckListener permissionsCheckListener) {
if (!ChipsUtil.hasPermissions(context, permissionsCheckListener)) {
if (Log.isLoggable(TAG, Log.DEBUG)) {
Log.d(TAG, "Not doing query because we don't have required permissions.");
}
return null;
}
final Uri.Builder builder = query
.getContentFilterUri()
.buildUpon()
.appendPath(constraint.toString())
.appendQueryParameter(ContactsContract.LIMIT_PARAM_KEY,
String.valueOf(limit + BaseRecipientAdapter.ALLOWANCE_FOR_DUPLICATES));
if (directoryId != null) {
builder.appendQueryParameter(ContactsContract.DIRECTORY_PARAM_KEY,
String.valueOf(directoryId));
}
if (account != null) {
builder.appendQueryParameter(BaseRecipientAdapter.PRIMARY_ACCOUNT_NAME, account.name);
builder.appendQueryParameter(BaseRecipientAdapter.PRIMARY_ACCOUNT_TYPE, account.type);
}
return context.getContentResolver()
.query(builder.build(), query.getProjection(), null, null, null);
}
public RecipientAlternatesAdapter(Context context, long contactId, Long directoryId,
String lookupKey, long currentId, int queryMode, OnCheckedItemChangedListener listener,
DropdownChipLayouter dropdownChipLayouter,
ChipsUtil.PermissionsCheckListener permissionsCheckListener) {
this(context, contactId, directoryId, lookupKey, currentId, queryMode, listener,
dropdownChipLayouter, null, permissionsCheckListener);
}
public RecipientAlternatesAdapter(Context context, long contactId, Long directoryId,
String lookupKey, long currentId, int queryMode, OnCheckedItemChangedListener listener,
DropdownChipLayouter dropdownChipLayouter, StateListDrawable deleteDrawable,
ChipsUtil.PermissionsCheckListener permissionsCheckListener) {
super(context,
getCursorForConstruction(context, contactId, directoryId, lookupKey, queryMode,
permissionsCheckListener),
0);
mCurrentId = currentId;
mDirectoryId = directoryId;
mCheckedItemChangedListener = listener;
mDropdownChipLayouter = dropdownChipLayouter;
mDeleteDrawable = deleteDrawable;
}
private static Cursor getCursorForConstruction(Context context, long contactId,
Long directoryId, String lookupKey, int queryType,
ChipsUtil.PermissionsCheckListener permissionsCheckListener) {
final Uri uri;
final String desiredMimeType;
final String[] projection;
if (queryType == QUERY_TYPE_EMAIL) {
projection = Queries.EMAIL.getProjection();
if (directoryId == null || lookupKey == null) {
uri = Queries.EMAIL.getContentUri();
desiredMimeType = null;
} else {
uri = Contacts.getLookupUri(contactId, lookupKey)
.buildUpon()
.appendPath(Contacts.Entity.CONTENT_DIRECTORY)
.appendQueryParameter(
ContactsContract.DIRECTORY_PARAM_KEY, String.valueOf(directoryId))
.build();
desiredMimeType = ContactsContract.CommonDataKinds.Email.CONTENT_ITEM_TYPE;
}
} else {
projection = Queries.PHONE.getProjection();
if (lookupKey == null) {
uri = Queries.PHONE.getContentUri();
desiredMimeType = null;
} else {
uri = Contacts.getLookupUri(contactId, lookupKey)
.buildUpon()
.appendPath(Contacts.Entity.CONTENT_DIRECTORY)
.appendQueryParameter(
ContactsContract.DIRECTORY_PARAM_KEY, String.valueOf(directoryId))
.build();
desiredMimeType = ContactsContract.CommonDataKinds.Phone.CONTENT_ITEM_TYPE;
}
}
final String selection = new StringBuilder()
.append(projection[Queries.Query.CONTACT_ID])
.append(" = ?")
.toString();
final Cursor cursor;
if (ChipsUtil.hasPermissions(context, permissionsCheckListener)) {
cursor = context.getContentResolver().query(
uri, projection, selection, new String[] {String.valueOf(contactId)}, null);
} else {
cursor = new MatrixCursor(projection);
}
final Cursor resultCursor = removeUndesiredDestinations(cursor, desiredMimeType, lookupKey);
cursor.close();
return resultCursor;
}
/**
* @return a new cursor based on the given cursor with all duplicate destinations removed.
*
* It's only intended to use for the alternate list, so...
* - This method ignores all other fields and dedupe solely on the destination. Normally,
* if a cursor contains multiple contacts and they have the same destination, we'd still want
* to show both.
* - This method creates a MatrixCursor, so all data will be kept in memory. We wouldn't want
* to do this if the original cursor is large, but it's okay here because the alternate list
* won't be that big.
*
* @param desiredMimeType If this is non-<code>null</code>, only entries with this mime type
* will be added to the cursor
* @param lookupKey The lookup key used for this contact if there isn't one in the cursor. This
* should be the same one used in the query that returned the cursor
*/
// Visible for testing
static Cursor removeUndesiredDestinations(final Cursor original, final String desiredMimeType,
final String lookupKey) {
final MatrixCursor result = new MatrixCursor(
original.getColumnNames(), original.getCount());
final HashSet<String> destinationsSeen = new HashSet<String>();
String defaultDisplayName = null;
String defaultPhotoThumbnailUri = null;
int defaultDisplayNameSource = 0;
// Find some nice defaults in case we need them
original.moveToPosition(-1);
while (original.moveToNext()) {
final String mimeType = original.getString(Query.MIME_TYPE);
if (ContactsContract.CommonDataKinds.StructuredName.CONTENT_ITEM_TYPE.equals(
mimeType)) {
// Store this data
defaultDisplayName = original.getString(Query.NAME);
defaultPhotoThumbnailUri = original.getString(Query.PHOTO_THUMBNAIL_URI);
defaultDisplayNameSource = original.getInt(Query.DISPLAY_NAME_SOURCE);
break;
}
}
original.moveToPosition(-1);
while (original.moveToNext()) {
if (desiredMimeType != null) {
final String mimeType = original.getString(Query.MIME_TYPE);
if (!desiredMimeType.equals(mimeType)) {
continue;
}
}
final String destination = original.getString(Query.DESTINATION);
if (destinationsSeen.contains(destination)) {
continue;
}
destinationsSeen.add(destination);
final Object[] row = new Object[] {
original.getString(Query.NAME),
original.getString(Query.DESTINATION),
original.getInt(Query.DESTINATION_TYPE),
original.getString(Query.DESTINATION_LABEL),
original.getLong(Query.CONTACT_ID),
original.getLong(Query.DATA_ID),
original.getString(Query.PHOTO_THUMBNAIL_URI),
original.getInt(Query.DISPLAY_NAME_SOURCE),
original.getString(Query.LOOKUP_KEY),
original.getString(Query.MIME_TYPE)
};
if (row[Query.NAME] == null) {
row[Query.NAME] = defaultDisplayName;
}
if (row[Query.PHOTO_THUMBNAIL_URI] == null) {
row[Query.PHOTO_THUMBNAIL_URI] = defaultPhotoThumbnailUri;
}
if ((Integer) row[Query.DISPLAY_NAME_SOURCE] == 0) {
row[Query.DISPLAY_NAME_SOURCE] = defaultDisplayNameSource;
}
if (row[Query.LOOKUP_KEY] == null) {
row[Query.LOOKUP_KEY] = lookupKey;
}
// Ensure we don't have two '?' like content://.../...?account_name=...?sz=...
final String photoThumbnailUri = (String) row[Query.PHOTO_THUMBNAIL_URI];
if (photoThumbnailUri != null) {
if (sCorrectedPhotoUris.containsKey(photoThumbnailUri)) {
row[Query.PHOTO_THUMBNAIL_URI] = sCorrectedPhotoUris.get(photoThumbnailUri);
} else if (photoThumbnailUri.indexOf('?') != photoThumbnailUri.lastIndexOf('?')) {
final String[] parts = photoThumbnailUri.split("\\?");
final StringBuilder correctedUriBuilder = new StringBuilder();
for (int i = 0; i < parts.length; i++) {
if (i == 1) {
correctedUriBuilder.append("?"); // We only want one of these
} else if (i > 1) {
correctedUriBuilder.append("&"); // And we want these elsewhere
}
correctedUriBuilder.append(parts[i]);
}
final String correctedUri = correctedUriBuilder.toString();
sCorrectedPhotoUris.put(photoThumbnailUri, correctedUri);
row[Query.PHOTO_THUMBNAIL_URI] = correctedUri;
}
}
result.addRow(row);
}
return result;
}
@Override
public long getItemId(int position) {
Cursor c = getCursor();
if (c.moveToPosition(position)) {
c.getLong(Queries.Query.DATA_ID);
}
return -1;
}
public RecipientEntry getRecipientEntry(int position) {
Cursor c = getCursor();
c.moveToPosition(position);
return RecipientEntry.constructTopLevelEntry(
c.getString(Queries.Query.NAME),
c.getInt(Queries.Query.DISPLAY_NAME_SOURCE),
c.getString(Queries.Query.DESTINATION),
c.getInt(Queries.Query.DESTINATION_TYPE),
c.getString(Queries.Query.DESTINATION_LABEL),
c.getLong(Queries.Query.CONTACT_ID),
mDirectoryId,
c.getLong(Queries.Query.DATA_ID),
c.getString(Queries.Query.PHOTO_THUMBNAIL_URI),
true,
c.getString(Queries.Query.LOOKUP_KEY));
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
Cursor cursor = getCursor();
cursor.moveToPosition(position);
if (convertView == null) {
convertView = mDropdownChipLayouter.newView(AdapterType.RECIPIENT_ALTERNATES);
}
if (cursor.getLong(Queries.Query.DATA_ID) == mCurrentId) {
mCheckedItemPosition = position;
if (mCheckedItemChangedListener != null) {
mCheckedItemChangedListener.onCheckedItemChanged(mCheckedItemPosition);
}
}
bindView(convertView, convertView.getContext(), cursor);
return convertView;
}
@Override
public void bindView(View view, Context context, Cursor cursor) {
int position = cursor.getPosition();
RecipientEntry entry = getRecipientEntry(position);
mDropdownChipLayouter.bindView(view, null, entry, position,
AdapterType.RECIPIENT_ALTERNATES, null, mDeleteDrawable);
}
@Override
public View newView(Context context, Cursor cursor, ViewGroup parent) {
return mDropdownChipLayouter.newView(AdapterType.RECIPIENT_ALTERNATES);
}
/*package*/ static interface OnCheckedItemChangedListener {
public void onCheckedItemChanged(int position);
}
}