356 lines
11 KiB
Java
356 lines
11 KiB
Java
/*
|
|
* Copyright 2019 Hippo Seven
|
|
*
|
|
* 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.hippo.ehviewer.gallery;
|
|
|
|
import android.content.Context;
|
|
import android.net.Uri;
|
|
import android.os.Handler;
|
|
import android.os.Process;
|
|
|
|
import androidx.annotation.NonNull;
|
|
import androidx.annotation.Nullable;
|
|
|
|
import com.hippo.Native;
|
|
import com.hippo.UriArchiveAccessor;
|
|
import com.hippo.ehviewer.GetText;
|
|
import com.hippo.ehviewer.R;
|
|
import com.hippo.ehviewer.Settings;
|
|
import com.hippo.image.Image;
|
|
import com.hippo.unifile.UniFile;
|
|
import com.hippo.yorozuya.FileUtils;
|
|
import com.hippo.yorozuya.SimpleHandler;
|
|
import com.hippo.yorozuya.thread.PVLock;
|
|
import com.hippo.yorozuya.thread.PriorityThread;
|
|
|
|
import java.io.FileOutputStream;
|
|
import java.io.IOException;
|
|
import java.util.Iterator;
|
|
import java.util.LinkedHashMap;
|
|
import java.util.List;
|
|
import java.util.Map;
|
|
import java.util.Set;
|
|
import java.util.Stack;
|
|
import java.util.concurrent.atomic.AtomicInteger;
|
|
|
|
import kotlin.Pair;
|
|
import kotlin.coroutines.Continuation;
|
|
import kotlin.coroutines.intrinsics.CoroutineSingletons;
|
|
|
|
public class ArchivePageLoader extends PageLoader2 {
|
|
private static final AtomicInteger sIdGenerator = new AtomicInteger();
|
|
public static Handler showPasswd;
|
|
public static String passwd;
|
|
public static PVLock pv = new PVLock(0);
|
|
private final UriArchiveAccessor archiveAccessor;
|
|
private final Stack<Integer> requests = new Stack<>();
|
|
private final LinkedHashMap<Integer, Image.CloseableSource> streams = new LinkedHashMap<>();
|
|
private final Thread[] decodeThread = new Thread[]{
|
|
new Thread(new DecodeTask()),
|
|
new Thread(new DecodeTask()),
|
|
new Thread(new DecodeTask()),
|
|
new Thread(new DecodeTask())
|
|
};
|
|
private Thread archiveThread;
|
|
private volatile int size = 0;
|
|
private String error;
|
|
|
|
public ArchivePageLoader(Context context, Uri uri) {
|
|
UriArchiveAccessor archiveAccessor1;
|
|
try {
|
|
archiveAccessor1 = new UriArchiveAccessor(context, uri);
|
|
} catch (Exception e) {
|
|
archiveAccessor1 = null;
|
|
e.printStackTrace();
|
|
}
|
|
archiveAccessor = archiveAccessor1;
|
|
}
|
|
|
|
@Override
|
|
public void start() {
|
|
int id = sIdGenerator.incrementAndGet();
|
|
|
|
archiveThread = new PriorityThread(
|
|
new ArchiveHostTask(), "ArchiveTask" + '-' + id, Process.THREAD_PRIORITY_BACKGROUND);
|
|
archiveThread.start();
|
|
for (Thread i : decodeThread) {
|
|
i.start();
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void stop() {
|
|
super.stop();
|
|
if (archiveThread != null) {
|
|
archiveThread.interrupt();
|
|
archiveThread = null;
|
|
}
|
|
for (Thread i : decodeThread) {
|
|
i.interrupt();
|
|
}
|
|
try {
|
|
archiveAccessor.close();
|
|
} catch (Exception e) {
|
|
e.printStackTrace();
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public int getSize() {
|
|
return size;
|
|
}
|
|
|
|
@Override
|
|
protected void onRequest(int index) {
|
|
boolean inDecodeTask;
|
|
synchronized (streams) {
|
|
inDecodeTask = streams.containsKey(index);
|
|
}
|
|
|
|
synchronized (requests) {
|
|
boolean inArchiveTask = requests.contains(index);
|
|
if (!inArchiveTask && !inDecodeTask) {
|
|
requests.add(index);
|
|
requests.notify();
|
|
}
|
|
}
|
|
notifyPageWait(index);
|
|
}
|
|
|
|
@Override
|
|
protected void onForceRequest(int index) {
|
|
onRequest(index);
|
|
}
|
|
|
|
@Override
|
|
protected void onCancelRequest(int index) {
|
|
synchronized (requests) {
|
|
requests.remove(Integer.valueOf(index));
|
|
}
|
|
}
|
|
|
|
@NonNull
|
|
@Override
|
|
public String getImageFilename(int index) {
|
|
return FileUtils.getNameFromFilename(getImageFilenameWithExtension(index));
|
|
}
|
|
|
|
@NonNull
|
|
@Override
|
|
public String getImageFilenameWithExtension(int index) {
|
|
return FileUtils.sanitizeFilename(archiveAccessor.getFilename(index));
|
|
}
|
|
|
|
@Override
|
|
public boolean save(int index, @NonNull UniFile file) {
|
|
int fd;
|
|
FileOutputStream stream;
|
|
try {
|
|
stream = (FileOutputStream) file.openOutputStream();
|
|
fd = Native.getFd(stream.getFD());
|
|
} catch (IOException e) {
|
|
e.printStackTrace();
|
|
return false;
|
|
}
|
|
archiveAccessor.extractToFd(index, fd);
|
|
try {
|
|
stream.close();
|
|
} catch (IOException e) {
|
|
e.printStackTrace();
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
@Nullable
|
|
@Override
|
|
public UniFile save(int index, @NonNull UniFile dir, @NonNull String filename) {
|
|
String extension = FileUtils.getExtensionFromFilename(getImageFilenameWithExtension(index));
|
|
UniFile dst = dir.subFile(null != extension ? filename + "." + extension : filename);
|
|
save(index, dst);
|
|
return dst;
|
|
}
|
|
|
|
@Override
|
|
protected void preloadPages(@NonNull List<Integer> pages, @NonNull Pair<Integer, Integer> pair) {
|
|
|
|
}
|
|
|
|
private Continuation<? super Boolean> continuation = null;
|
|
|
|
@Nullable
|
|
@Override
|
|
public Object awaitReady(@NonNull Continuation<? super Boolean> $completion) {
|
|
continuation = $completion;
|
|
return CoroutineSingletons.COROUTINE_SUSPENDED;
|
|
}
|
|
|
|
private class ArchiveHostTask implements Runnable {
|
|
public final Thread[] archiveThreads = new Thread[]{
|
|
new Thread(new ArchiveTask()),
|
|
new Thread(new ArchiveTask()),
|
|
new Thread(new ArchiveTask()),
|
|
new Thread(new ArchiveTask())
|
|
};
|
|
|
|
private void waitPasswd() throws InterruptedException {
|
|
showPasswd.sendEmptyMessage(0);
|
|
pv.p();
|
|
}
|
|
|
|
private void notifyError() {
|
|
showPasswd.sendEmptyMessage(1);
|
|
}
|
|
|
|
private void notifyDismiss() {
|
|
showPasswd.sendEmptyMessage(2);
|
|
}
|
|
|
|
@Override
|
|
public void run() {
|
|
try {
|
|
size = archiveAccessor.open();
|
|
} catch (Exception e) {
|
|
e.printStackTrace();
|
|
size = 0;
|
|
}
|
|
if (size <= 0) {
|
|
error = GetText.getString(R.string.error_reading_failed);
|
|
return;
|
|
}
|
|
SimpleHandler.getInstance().post(() -> continuation.resumeWith(true));
|
|
|
|
|
|
if (archiveAccessor.needPassword()) {
|
|
boolean need_request = true;
|
|
Set<String> set = Settings.getArchivePasswds();
|
|
if (set != null) {
|
|
for (String passwd : set) {
|
|
if (archiveAccessor.providePassword(passwd)) {
|
|
need_request = false;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
while (!Thread.currentThread().isInterrupted() && need_request) {
|
|
try {
|
|
waitPasswd();
|
|
} catch (InterruptedException e) {
|
|
e.printStackTrace();
|
|
return;
|
|
}
|
|
if (!archiveAccessor.providePassword(passwd))
|
|
notifyError();
|
|
else {
|
|
Settings.putPasswdToArchivePasswds(passwd);
|
|
notifyDismiss();
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
for (Thread i : archiveThreads) {
|
|
i.start();
|
|
}
|
|
|
|
Object o = new Object();
|
|
synchronized (o) {
|
|
try {
|
|
o.wait();
|
|
} catch (InterruptedException e) {
|
|
for (Thread i : archiveThreads) {
|
|
i.interrupt();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
private class ArchiveTask implements Runnable {
|
|
@Override
|
|
public void run() {
|
|
while (!Thread.currentThread().isInterrupted()) {
|
|
int index;
|
|
synchronized (requests) {
|
|
if (requests.isEmpty()) {
|
|
try {
|
|
requests.wait();
|
|
} catch (InterruptedException e) {
|
|
// Interrupted
|
|
break;
|
|
}
|
|
continue;
|
|
}
|
|
index = requests.pop();
|
|
}
|
|
|
|
// Check index valid
|
|
if (index < 0 || index >= size) {
|
|
notifyPageFailed(index, null);
|
|
continue;
|
|
}
|
|
|
|
synchronized (streams) {
|
|
if (streams.get(index) != null) {
|
|
continue;
|
|
}
|
|
}
|
|
|
|
Image.CloseableSource src = archiveAccessor.getImageSource(index);
|
|
|
|
synchronized (streams) {
|
|
streams.put(index, src);
|
|
streams.notify();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
private class DecodeTask implements Runnable {
|
|
@Override
|
|
public void run() {
|
|
while (!Thread.currentThread().isInterrupted()) {
|
|
int index;
|
|
Image.CloseableSource src;
|
|
synchronized (streams) {
|
|
if (streams.isEmpty()) {
|
|
try {
|
|
streams.wait();
|
|
} catch (InterruptedException e) {
|
|
break;
|
|
}
|
|
continue;
|
|
}
|
|
|
|
Iterator<Map.Entry<Integer, Image.CloseableSource>> iterator = streams.entrySet().iterator();
|
|
Map.Entry<Integer, Image.CloseableSource> entry = iterator.next();
|
|
iterator.remove();
|
|
index = entry.getKey();
|
|
src = entry.getValue();
|
|
}
|
|
|
|
Image image = null;
|
|
if (src != null) {
|
|
image = Image.decode(src);
|
|
}
|
|
if (image != null) {
|
|
notifyPageSucceed(index, image);
|
|
} else {
|
|
notifyPageFailed(index, null);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} |