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Code Issues Releases Wiki Activity

Fix leak and add null checks

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This commit is contained in:
Ammar Githam 2021-04-08 08:10:37 +09:00
parent 5a8c3bb201
commit 94b6e778bd
2 changed files with 34 additions and 23 deletions
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1
app/src/main/java/awais/instagrabber/activities/MainActivity.java
View File

@ -282,6 +282,7 @@ public class MainActivity extends BaseLanguageActivity implements FragmentManage
try {
RetrofitFactory.getInstance().destroy();
} catch (Exception ignored) {}
DownloadUtils.destroy();
}
@Override

56
app/src/main/java/awais/instagrabber/utils/DownloadUtils.java
View File

@ -56,11 +56,7 @@ public final class DownloadUtils {
private static final String DIR_TEMP = "Temp";
private static final String DIR_BACKUPS = "Backups";
// public static final String WRITE_PERMISSION = Manifest.permission.WRITE_EXTERNAL_STORAGE;
// public static final String[] PERMS = new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE};
private static DocumentFile root;
// private static DocumentFile DOWNLOADS_DIR_FILE;
public static void init(@NonNull final Context context) throws ReselectDocumentTreeException {
// if (DOWNLOADS_DIR_FILE == null) {
@ -102,6 +98,10 @@ public final class DownloadUtils {
// Log.d(TAG, "init: " + documentFile);
}
public static void destroy() {
root = null;
}
@Nullable
public static DocumentFile getDownloadDir(final String... dirs) {
if (root == null) {
@ -110,6 +110,7 @@ public final class DownloadUtils {
DocumentFile subDir = root;
if (dirs != null) {
for (final String dir : dirs) {
if (subDir == null || TextUtils.isEmpty(dir)) continue;
final DocumentFile subDirFile = subDir.findFile(dir);
final boolean exists = subDirFile != null && subDirFile.exists();
subDir = exists ? subDirFile : subDir.createDirectory(dir);
@ -230,14 +231,12 @@ public final class DownloadUtils {
// Toast.makeText(context, R.string.error_creating_folders, Toast.LENGTH_SHORT).show();
// }
@NonNull
private static Pair<List<String>, String> getDownloadSavePaths(final List<String> paths,
final String postId,
final String displayUrl) {
return getDownloadSavePaths(paths, postId, "", displayUrl, "");
}
@NonNull
private static Pair<List<String>, String> getDownloadSavePaths(final List<String> paths,
final String postId,
final String displayUrl,
@ -254,7 +253,6 @@ public final class DownloadUtils {
return getDownloadSavePaths(paths, postId, sliderPostfix, url, username);
}
@Nullable
private static Pair<List<String>, String> getDownloadSavePaths(final List<String> paths,
final String postId,
final String sliderPostfix,
@ -287,7 +285,10 @@ public final class DownloadUtils {
String mimeType = "application/octet-stream";
if (!TextUtils.isEmpty(extension)) {
name += "." + extension;
mimeType = Utils.mimeTypeMap.getMimeTypeFromExtension(extension);
final String mimeType1 = Utils.mimeTypeMap.getMimeTypeFromExtension(extension);
if (mimeType1 != null) {
mimeType = mimeType1;
}
}
DocumentFile file = dir.findFile(name);
if (file == null) {
@ -349,9 +350,14 @@ public final class DownloadUtils {
case MEDIA_TYPE_VIDEO: {
final String url = ResponseBodyUtils.getImageUrl(media);
final Pair<List<String>, String> file = getDownloadSavePaths(new ArrayList<>(userFolderPaths), media.getCode(), url, "");
final Pair<List<String>, String> usernameFile = getDownloadSavePaths(new ArrayList<>(userFolderPaths), media.getCode(), url,
username);
checkList.add(checkPathExists(file.first) || checkPathExists(usernameFile.first));
final boolean fileExists = file.first != null && checkPathExists(file.first);
boolean usernameFileExists = false;
if (!fileExists) {
final Pair<List<String>, String> usernameFile = getDownloadSavePaths(
new ArrayList<>(userFolderPaths), media.getCode(), url, username);
usernameFileExists = usernameFile.first != null && checkPathExists(usernameFile.first);
}
checkList.add(fileExists || usernameFileExists);
break;
}
case MEDIA_TYPE_SLIDER:
@ -360,11 +366,16 @@ public final class DownloadUtils {
final Media child = sliderItems.get(i);
if (child == null) continue;
final String url = ResponseBodyUtils.getImageUrl(child);
final Pair<List<String>, String> file = getDownloadChildSavePaths(new ArrayList<>(userFolderPaths), media.getCode(), i + 1, url,
"");
final Pair<List<String>, String> usernameFile = getDownloadChildSavePaths(new ArrayList<>(userFolderPaths), media.getCode(),
i + 1, url, username);
checkList.add(checkPathExists(file.first) || checkPathExists(usernameFile.first));
final Pair<List<String>, String> file = getDownloadChildSavePaths(
new ArrayList<>(userFolderPaths), media.getCode(), i + 1, url, "");
final boolean fileExists = file.first != null && checkPathExists(file.first);
boolean usernameFileExists = false;
if (!fileExists) {
final Pair<List<String>, String> usernameFile = getDownloadChildSavePaths(
new ArrayList<>(userFolderPaths), media.getCode(), i + 1, url, username);
usernameFileExists = usernameFile.first != null && checkPathExists(usernameFile.first);
}
checkList.add(fileExists || usernameFileExists);
}
break;
default:
@ -419,6 +430,7 @@ public final class DownloadUtils {
public static void download(@NonNull final Context context,
@NonNull final StoryModel storyModel) {
final DocumentFile downloadDir = getDownloadDir(context, storyModel.getUsername());
if (downloadDir == null) return;
final String url = storyModel.getItemType() == MediaItemType.MEDIA_TYPE_VIDEO
? storyModel.getVideoUrl()
: storyModel.getStoryUrl();
@ -430,9 +442,9 @@ public final class DownloadUtils {
final String fileName = usernamePrepend + baseFileName;
DocumentFile saveFile = downloadDir.findFile(fileName);
if (saveFile == null) {
saveFile = downloadDir.createFile(
Utils.mimeTypeMap.getMimeTypeFromExtension(extension.startsWith(".") ? extension.substring(1) : extension),
fileName);
final String mimeType = Utils.mimeTypeMap.getMimeTypeFromExtension(extension.startsWith(".") ? extension.substring(1) : extension);
if (mimeType == null) return;
saveFile = downloadDir.createFile(mimeType, fileName);
}
// final File saveFile = new File(downloadDir, fileName);
download(context, url, saveFile);
@ -504,9 +516,8 @@ public final class DownloadUtils {
final String usernamePrepend = Utils.settingsHelper.getBoolean(Constants.DOWNLOAD_PREPEND_USER_NAME) && mediaUser != null
? mediaUser.getUsername()
: "";
final Pair<List<String>, String> pair = getDownloadChildSavePaths(new ArrayList<>(userFolderPaths), media.getCode(), i + 1,
url,
usernamePrepend);
final Pair<List<String>, String> pair = getDownloadChildSavePaths(
new ArrayList<>(userFolderPaths), media.getCode(), i + 1, url, usernamePrepend);
final DocumentFile file = createFile(pair);
if (file == null) continue;
map.put(url, file);
@ -611,7 +622,6 @@ public final class DownloadUtils {
.enqueue(downloadWorkRequest);
}
public static class ReselectDocumentTreeException extends Exception {
private final Uri initialUri;