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/*
* Copyright (C) 2013 Square, Inc.
*
* 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.squareup.picasso;
import android.annotation.TargetApi;
import android.content.ContentResolver;
import android.content.Context;
import android.content.UriMatcher;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.net.Uri;
import android.provider.ContactsContract;
import java.io.IOException;
import java.io.InputStream;
import static android.os.Build.VERSION.SDK_INT;
import static android.os.Build.VERSION_CODES.ICE_CREAM_SANDWICH;
import static android.provider.ContactsContract.Contacts.openContactPhotoInputStream;
import static com.squareup.picasso.Picasso.LoadedFrom.DISK;
class ContactsPhotoBitmapHunter extends BitmapHunter {
/** A lookup uri (e.g. content://com.android.contacts/contacts/lookup/3570i61d948d30808e537) */
private static final int ID_LOOKUP = 1;
/** A contact thumbnail uri (e.g. content://com.android.contacts/contacts/38/photo) */
private static final int ID_THUMBNAIL = 2;
/** A contact uri (e.g. content://com.android.contacts/contacts/38) */
private static final int ID_CONTACT = 3;
/**
* A contact display photo (high resolution) uri
* (e.g. content://com.android.contacts/display_photo/5)
*/
private static final int ID_DISPLAY_PHOTO = 4;
private static final UriMatcher matcher;
static {
matcher = new UriMatcher(UriMatcher.NO_MATCH);
matcher.addURI(ContactsContract.AUTHORITY, "contacts/lookup/*/#", ID_LOOKUP);
matcher.addURI(ContactsContract.AUTHORITY, "contacts/lookup/*", ID_LOOKUP);
matcher.addURI(ContactsContract.AUTHORITY, "contacts/#/photo", ID_THUMBNAIL);
matcher.addURI(ContactsContract.AUTHORITY, "contacts/#", ID_CONTACT);
matcher.addURI(ContactsContract.AUTHORITY, "display_photo/#", ID_DISPLAY_PHOTO);
}
final Context context;
ContactsPhotoBitmapHunter(Context context, Picasso picasso, Dispatcher dispatcher, Cache cache,
Stats stats, Action action) {
super(picasso, dispatcher, cache, stats, action);
this.context = context;
}
@Override Bitmap decode(Request data) throws IOException {
InputStream is = null;
try {
is = getInputStream();
return decodeStream(is, data);
} finally {
Utils.closeQuietly(is);
}
}
@Override Picasso.LoadedFrom getLoadedFrom() {
return DISK;
}
private InputStream getInputStream() throws IOException {
ContentResolver contentResolver = context.getContentResolver();
Uri uri = getData().uri;
switch (matcher.match(uri)) {
case ID_LOOKUP:
uri = ContactsContract.Contacts.lookupContact(contentResolver, uri);
if (uri == null) {
return null;
}
// Resolved the uri to a contact uri, intentionally fall through to process the resolved uri
case ID_CONTACT:
if (SDK_INT < ICE_CREAM_SANDWICH) {
return openContactPhotoInputStream(contentResolver, uri);
} else {
return ContactPhotoStreamIcs.get(contentResolver, uri);
}
case ID_THUMBNAIL:
case ID_DISPLAY_PHOTO:
return contentResolver.openInputStream(uri);
default:
throw new IllegalStateException("Invalid uri: " + uri);
}
}
private Bitmap decodeStream(InputStream stream, Request data) throws IOException {
if (stream == null) {
return null;
}
BitmapFactory.Options options = null;
if (data.hasSize()) {
options = new BitmapFactory.Options();
options.inJustDecodeBounds = true;
InputStream is = getInputStream();
try {
BitmapFactory.decodeStream(is, null, options);
} finally {
Utils.closeQuietly(is);
}
calculateInSampleSize(data.targetWidth, data.targetHeight, options);
}
return BitmapFactory.decodeStream(stream, null, options);
}
@TargetApi(ICE_CREAM_SANDWICH)
private static class ContactPhotoStreamIcs {
static InputStream get(ContentResolver contentResolver, Uri uri) {
return openContactPhotoInputStream(contentResolver, uri, true);
}
}
}
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