public FileInfo getDownloadDirectory() {
for (int i = 0; i < mRoot.dirCount(); i++) {
FileInfo item = mRoot.getDir(i);
if (!item.isSpecialDir() && !item.isArchive) {
if (!item.isListed) listDirectory(item);
FileInfo books = item.findItemByPathName(item.pathname + "/Books");
if (books == null) books = item.findItemByPathName(item.pathname + "/books");
if (books != null && books.exists()) return books;
File dir = new File(item.getPathName());
if (dir.isDirectory()) {
if (!dir.canWrite()) Log.w("cr3", "Directory " + dir + " is readonly");
File f = new File(dir, "Books");
if (f.mkdirs() || f.isDirectory()) {
books = new FileInfo(f);
books.parent = item;
item.addDir(books);
books.isScanned = true;
books.isListed = true;
return books;
}
}
}
}
try {
throw new Exception("download directory not found and cannot be created");
} catch (Exception e) {
Log.e("cr3", "download directory is not found!!!", e);
}
return null;
}
private boolean addRoot(String pathname, String filename, boolean listIt) {
FileInfo dir = new FileInfo();
dir.isDirectory = true;
dir.pathname = pathname;
dir.filename = filename;
if (findRoot(pathname) != null) {
log.w("skipping duplicate root " + pathname);
return false; // exclude duplicates
}
if (listIt) {
log.i("Checking FS root " + pathname);
if (!dir.isReadableDirectory()) { // isWritableDirectory
log.w("Skipping " + pathname + " - it's not a readable directory");
return false;
}
if (!listDirectory(dir)) {
log.w("Skipping " + pathname + " - listing failed");
return false;
}
log.i("Adding FS root: " + pathname + " " + filename);
}
mRoot.addDir(dir);
dir.parent = mRoot;
if (!listIt) {
dir.isListed = true;
dir.isScanned = true;
}
return true;
}
public FileInfo createTitleRoot() {
FileInfo dir = new FileInfo();
dir.isDirectory = true;
dir.pathname = FileInfo.TITLE_TAG;
dir.filename = mActivity.getString(R.string.folder_name_books_by_title);
dir.isListed = true;
dir.isScanned = true;
return dir;
}
public FileInfo createBooksByStateFinishedRoot() {
FileInfo dir = new FileInfo();
dir.isDirectory = true;
dir.pathname = FileInfo.STATE_FINISHED_TAG;
dir.filename = mActivity.getString(R.string.folder_name_books_by_state_finished);
dir.isListed = true;
dir.isScanned = true;
return dir;
}
public FileInfo createBooksByStateReadingRoot() {
FileInfo dir = new FileInfo();
dir.isDirectory = true;
dir.pathname = FileInfo.STATE_READING_TAG;
dir.filename = mActivity.getString(R.string.folder_name_books_by_state_reading);
dir.isListed = true;
dir.isScanned = true;
return dir;
}
public FileInfo createBooksByRatingRoot() {
FileInfo dir = new FileInfo();
dir.isDirectory = true;
dir.pathname = FileInfo.RATING_TAG;
dir.filename = mActivity.getString(R.string.folder_name_books_by_rating);
dir.isListed = true;
dir.isScanned = true;
return dir;
}
public FileInfo createSeriesRoot() {
FileInfo dir = new FileInfo();
dir.isDirectory = true;
dir.pathname = FileInfo.SERIES_TAG;
dir.filename = mActivity.getString(R.string.folder_name_books_by_series);
dir.isListed = true;
dir.isScanned = true;
return dir;
}
public FileInfo createAuthorsRoot() {
FileInfo dir = new FileInfo();
dir.isDirectory = true;
dir.pathname = FileInfo.AUTHORS_TAG;
dir.filename = mActivity.getString(R.string.folder_name_books_by_author);
dir.isListed = true;
dir.isScanned = true;
return dir;
}
public FileInfo createSearchRoot() {
FileInfo dir = new FileInfo();
dir.isDirectory = true;
dir.pathname = FileInfo.SEARCH_SHORTCUT_TAG;
dir.filename = mActivity.getString(R.string.mi_book_search);
dir.isListed = true;
dir.isScanned = true;
return dir;
}
public FileInfo createRecentRoot() {
FileInfo dir = new FileInfo();
dir.isDirectory = true;
dir.pathname = FileInfo.RECENT_DIR_TAG;
dir.filename = mActivity.getString(R.string.dir_recent_books);
dir.isListed = true;
dir.isScanned = true;
return dir;
}
public FileInfo createOPDSRoot() {
final FileInfo dir = new FileInfo();
dir.isDirectory = true;
dir.pathname = FileInfo.OPDS_LIST_TAG;
dir.filename = mActivity.getString(R.string.mi_book_opds_root);
dir.isListed = true;
dir.isScanned = true;
return dir;
}
public static FileInfo createOnlineLibraryPluginItem(String packageName, String label) {
final FileInfo dir = new FileInfo();
dir.isDirectory = true;
if (packageName.startsWith(FileInfo.ONLINE_CATALOG_PLUGIN_PREFIX)) dir.pathname = packageName;
else dir.pathname = FileInfo.ONLINE_CATALOG_PLUGIN_PREFIX + packageName;
dir.filename = label;
dir.isListed = true;
dir.isScanned = true;
return dir;
}
public Scanner(BaseActivity coolReader, Engine engine) {
this.engine = engine;
this.mActivity = coolReader;
mRoot = new FileInfo();
mRoot.path = FileInfo.ROOT_DIR_TAG;
mRoot.filename = "File Manager";
mRoot.pathname = FileInfo.ROOT_DIR_TAG;
mRoot.isListed = true;
mRoot.isScanned = true;
mRoot.isDirectory = true;
}
private FileInfo scanZip(FileInfo zip) {
try {
File zf = new File(zip.pathname);
long arcsize = zf.length();
// ZipFile file = new ZipFile(zf);
ArrayList<ZipEntry> entries = engine.getArchiveItems(zip.pathname);
ArrayList<FileInfo> items = new ArrayList<FileInfo>();
// for ( Enumeration<?> e = file.entries(); e.hasMoreElements(); ) {
for (ZipEntry entry : entries) {
if (entry.isDirectory()) continue;
String name = entry.getName();
FileInfo item = new FileInfo();
item.format = DocumentFormat.byExtension(name);
if (item.format == null) continue;
File f = new File(name);
item.filename = f.getName();
item.path = f.getPath();
item.pathname = entry.getName();
item.size = (int) entry.getSize();
// item.createTime = entry.getTime();
item.createTime = zf.lastModified();
item.arcname = zip.pathname;
item.arcsize = (int) entry.getCompressedSize();
item.isArchive = true;
items.add(item);
}
if (items.size() == 0) {
L.i("Supported files not found in " + zip.pathname);
return null;
} else if (items.size() == 1) {
// single supported file in archive
FileInfo item = items.get(0);
item.isArchive = true;
item.isDirectory = false;
return item;
} else {
zip.isArchive = true;
zip.isDirectory = true;
zip.isListed = true;
for (FileInfo item : items) {
item.parent = zip;
zip.addFile(item);
}
return zip;
}
} catch (Exception e) {
L.e("IOException while opening " + zip.pathname + " " + e.getMessage());
}
return null;
}
public FileInfo setSearchResults(FileInfo[] results) {
FileInfo existingResults = null;
for (int i = 0; i < mRoot.dirCount(); i++) {
FileInfo dir = mRoot.getDir(i);
if (dir.isSearchDir()) {
existingResults = dir;
dir.clear();
break;
}
}
if (existingResults == null) {
FileInfo dir = new FileInfo();
dir.isDirectory = true;
dir.pathname = FileInfo.SEARCH_RESULT_DIR_TAG;
dir.filename = mActivity.getResources().getString(R.string.dir_search_results);
dir.parent = mRoot;
dir.isListed = true;
dir.isScanned = true;
mRoot.addDir(dir);
existingResults = dir;
}
for (FileInfo item : results) existingResults.addFile(item);
return existingResults;
}
/**
* Adds dir and file children to directory FileInfo item.
*
* @param baseDir is directory to list files and dirs for
* @return true if successful.
*/
public boolean listDirectory(FileInfo baseDir) {
Set<String> knownItems = null;
if (baseDir.isListed) {
knownItems = new HashSet<String>();
for (int i = baseDir.itemCount() - 1; i >= 0; i--) {
FileInfo item = baseDir.getItem(i);
if (!item.exists()) {
// remove item from list
baseDir.removeChild(item);
} else {
knownItems.add(item.getBasePath());
}
}
}
try {
File dir = new File(baseDir.pathname);
File[] items = dir.listFiles();
// process normal files
if (items != null) {
for (File f : items) {
// check whether file is a link
if (Engine.isLink(f.getAbsolutePath()) != null) {
log.w("skipping " + f + " because it's a link");
continue;
}
if (!f.isDirectory()) {
// regular file
if (f.getName().startsWith(".")) continue; // treat files beginning with '.' as hidden
if (f.getName().equalsIgnoreCase("LOST.DIR")) continue; // system directory
String pathName = f.getAbsolutePath();
if (knownItems != null && knownItems.contains(pathName)) continue;
if (engine.isRootsMountPoint(pathName)) {
// skip mount root
continue;
}
boolean isZip = pathName.toLowerCase().endsWith(".zip");
FileInfo item = mFileList.get(pathName);
boolean isNew = false;
if (item == null) {
item = new FileInfo(f);
if (isZip) {
item = scanZip(item);
if (item == null) continue;
if (item.isDirectory) {
// many supported files in ZIP
item.parent = baseDir;
baseDir.addDir(item);
for (int i = 0; i < item.fileCount(); i++) {
FileInfo file = item.getFile(i);
mFileList.put(file.getPathName(), file);
}
} else {
item.parent = baseDir;
baseDir.addFile(item);
mFileList.put(pathName, item);
}
continue;
}
isNew = true;
}
if (item.format != null) {
item.parent = baseDir;
baseDir.addFile(item);
if (isNew) mFileList.put(pathName, item);
}
}
}
// process directories
for (File f : items) {
if (f.isDirectory()) {
if (f.getName().startsWith(".")) continue; // treat dirs beginning with '.' as hidden
FileInfo item = new FileInfo(f);
if (knownItems != null && knownItems.contains(item.getPathName())) continue;
item.parent = baseDir;
baseDir.addDir(item);
}
}
}
baseDir.isListed = true;
return !baseDir.isEmpty();
} catch (Exception e) {
L.e("Exception while listing directory " + baseDir.pathname, e);
baseDir.isListed = true;
return false;
}
}