public void setDirectory(FileSystemItem directoryItem) {
if (directoryItem.equalTo(FileSystemItem.home())) {
image_.setResource(FileDialogResources.INSTANCE.homeImage());
name_.setHTML("Home");
} else {
image_.setResource(FileIconResources.INSTANCE.iconFolder());
name_.setHTML(" " + directoryItem.getPath());
}
}
@Override
public void onClick(ClickEvent event) {
fileDialogs_.chooseFolder(
"Add Local Repository",
fileSystemContext_,
FileSystemItem.home(),
new ProgressOperationWithInput<FileSystemItem>() {
@Override
public void execute(FileSystemItem input, ProgressIndicator indicator) {
indicator.onCompleted();
if (input == null) return;
listBox_.addItem(input.getPath());
}
});
}
public class Files extends BasePresenter
implements FileChangeHandler, OpenFileInBrowserHandler, DirectoryNavigateHandler {
interface Binder extends CommandBinder<Commands, Files> {}
public interface Display extends WorkbenchView {
public interface NavigationObserver {
void onFileNavigation(FileSystemItem file);
void onSelectAllValueChanged(boolean value);
}
public interface Observer extends NavigationObserver {
void onFileSelectionChanged();
void onColumnSortOrderChanaged(JsArray<ColumnSortInfo> sortOrder);
}
void setObserver(Observer observer);
void setColumnSortOrder(JsArray<ColumnSortInfo> sortOrder);
void listDirectory(FileSystemItem directory, ServerDataSource<JsArray<FileSystemItem>> filesDS);
void updateDirectoryListing(FileChange action);
void renameFile(FileSystemItem from, FileSystemItem to);
void selectAll();
void selectNone();
ArrayList<FileSystemItem> getSelectedFiles();
void showFolderPicker(
String title,
RemoteFileSystemContext context,
FileSystemItem initialDir,
ProgressOperationWithInput<FileSystemItem> operation);
void showFileUpload(
String targetURL,
FileSystemItem targetDirectory,
RemoteFileSystemContext fileSystemContext,
OperationWithInput<PendingFileUpload> completedOperation);
void showHtmlFileChoice(FileSystemItem file, Command onEdit, Command onBrowse);
}
@Inject
public Files(
Display view,
EventBus eventBus,
FilesServerOperations server,
RemoteFileSystemContext fileSystemContext,
GlobalDisplay globalDisplay,
Session session,
Commands commands,
Provider<FilesCopy> pFilesCopy,
Provider<FilesUpload> pFilesUpload,
Provider<FileExport> pFileExport,
FileTypeRegistry fileTypeRegistry,
ConsoleDispatcher consoleDispatcher,
WorkbenchContext workbenchContext) {
super(view);
view_ = view;
view_.setObserver(new DisplayObserver());
fileTypeRegistry_ = fileTypeRegistry;
consoleDispatcher_ = consoleDispatcher;
workbenchContext_ = workbenchContext;
eventBus_ = eventBus;
server_ = server;
fileSystemContext_ = fileSystemContext;
globalDisplay_ = globalDisplay;
session_ = session;
pFilesCopy_ = pFilesCopy;
pFilesUpload_ = pFilesUpload;
pFileExport_ = pFileExport;
((Binder) GWT.create(Binder.class)).bind(commands, this);
eventBus_.addHandler(FileChangeEvent.TYPE, this);
initSession();
}
private void initSession() {
final SessionInfo sessionInfo = session_.getSessionInfo();
ClientInitState state = sessionInfo.getClientState();
// make the column sort order persistent
new JSObjectStateValue(
MODULE_FILES, KEY_SORT_ORDER, ClientState.PROJECT_PERSISTENT, state, false) {
@Override
protected void onInit(JsObject value) {
if (value != null) columnSortOrder_ = value.cast();
else columnSortOrder_ = null;
lastKnownState_ = columnSortOrder_;
view_.setColumnSortOrder(columnSortOrder_);
}
@Override
protected JsObject getValue() {
if (columnSortOrder_ != null) return columnSortOrder_.cast();
else return null;
}
@Override
protected boolean hasChanged() {
if (lastKnownState_ != columnSortOrder_) {
lastKnownState_ = columnSortOrder_;
return true;
} else {
return false;
}
}
private JsArray<ColumnSortInfo> lastKnownState_ = null;
};
// navigate to previous directory (works for resumed case)
new StringStateValue(MODULE_FILES, KEY_PATH, ClientState.PROJECT_PERSISTENT, state) {
@Override
protected void onInit(final String value) {
Scheduler.get()
.scheduleDeferred(
new ScheduledCommand() {
public void execute() {
// if we've already navigated to a directory then
// we don't need to initialize from client state
if (hasNavigatedToDirectory_) return;
// compute start dir
String path = transformPathStateValue(value);
FileSystemItem start =
path != null
? FileSystemItem.createDir(path)
: FileSystemItem.createDir(sessionInfo.getInitialWorkingDir());
navigateToDirectory(start);
}
});
}
@Override
protected String getValue() {
return currentPath_.getPath();
}
private String transformPathStateValue(String value) {
// if the value is null then return null
if (value == null) return null;
// only respect the value for projects
String projectFile = session_.getSessionInfo().getActiveProjectFile();
if (projectFile == null) return null;
// ensure that the value is within the project dir (it wouldn't
// be if the project directory has been moved or renamed)
String projectDirPath = FileSystemItem.createFile(projectFile).getParentPathString();
if (value.startsWith(projectDirPath)) return value;
else return null;
}
};
}
public Display getDisplay() {
return view_;
}
// observer for display
public class DisplayObserver implements Display.Observer {
public void onFileSelectionChanged() {}
public void onFileNavigation(FileSystemItem file) {
if (file.isDirectory()) {
navigateToDirectory(file);
} else {
navigateToFile(file);
}
}
public void onSelectAllValueChanged(boolean value) {
if (value) view_.selectAll();
else view_.selectNone();
}
public void onColumnSortOrderChanaged(JsArray<ColumnSortInfo> sortOrder) {
columnSortOrder_ = sortOrder;
}
};
@Handler
void onRefreshFiles() {
view_.listDirectory(currentPath_, currentPathFilesDS_);
}
@Handler
void onNewFolder() {
globalDisplay_.promptForText(
"New Folder",
"Please enter the new folder name",
null,
new ProgressOperationWithInput<String>() {
public void execute(String input, final ProgressIndicator progress) {
progress.onProgress("Creating folder...");
String folderPath = currentPath_.completePath(input);
FileSystemItem folder = FileSystemItem.createDir(folderPath);
server_.createFolder(folder, new VoidServerRequestCallback(progress));
}
});
}
void onUploadFile() {
pFilesUpload_.get().execute(currentPath_, fileSystemContext_);
}
@Handler
void onCopyFile() {
// copy selected files then clear the selection
pFilesCopy_
.get()
.execute(
view_.getSelectedFiles(),
currentPath_,
new Command() {
public void execute() {
view_.selectNone();
}
});
}
@Handler
void onMoveFiles() {
// get currently selected files
final ArrayList<FileSystemItem> selectedFiles = view_.getSelectedFiles();
// validation: some selection exists
if (selectedFiles.size() == 0) return;
view_.showFolderPicker(
"Choose Folder",
fileSystemContext_,
currentPath_,
new ProgressOperationWithInput<FileSystemItem>() {
public void execute(final FileSystemItem targetDir, final ProgressIndicator progress) {
if (targetDir == null) return;
// check to make sure that we aren't moving any folders
// onto themselves or moving any files into the directory
// where they currently reside
for (int i = 0; i < selectedFiles.size(); i++) {
FileSystemItem file = selectedFiles.get(i);
FileSystemItem fileParent = file.getParentPath();
if (file.getPath().equals(targetDir.getPath())
|| fileParent.getPath().equals(targetDir.getPath())) {
progress.onError("Invalid target folder");
return;
}
}
progress.onProgress("Moving files...");
view_.selectNone();
server_.moveFiles(selectedFiles, targetDir, new VoidServerRequestCallback(progress));
}
});
}
@Handler
void onExportFiles() {
pFileExport_
.get()
.export("Export Files", "selected file(s)", currentPath_, view_.getSelectedFiles());
}
@Handler
void onRenameFile() {
// get currently selected files
ArrayList<FileSystemItem> selectedFiles = view_.getSelectedFiles();
// validation: some selection exists
if (selectedFiles.size() == 0) return;
// validation: no more than one file selected
if (selectedFiles.size() > 1) {
globalDisplay_.showErrorMessage("Invalid Selection", "Please select only one file to rename");
return;
}
// prompt for new file name then execute the rename
final FileSystemItem file = selectedFiles.get(0);
globalDisplay_.promptForText(
"Rename File",
"Please enter the new file name:",
file.getName(),
0,
file.getStem().length(),
null,
new ProgressOperationWithInput<String>() {
public void execute(String input, final ProgressIndicator progress) {
progress.onProgress("Renaming file...");
String path = file.getParentPath().completePath(input);
FileSystemItem target;
if (file.isDirectory()) target = FileSystemItem.createDir(path);
else target = FileSystemItem.createFile(path);
// clear selection
view_.selectNone();
// premptively rename in the UI then fallback to refreshing
// the view if there is an error
view_.renameFile(file, target);
// execute on the server
server_.renameFile(
file,
target,
new VoidServerRequestCallback(progress) {
@Override
protected void onFailure() {
onRefreshFiles();
}
});
}
});
}
@Handler
void onDeleteFiles() {
// get currently selected files
final ArrayList<FileSystemItem> selectedFiles = view_.getSelectedFiles();
// validation: some selection exists
if (selectedFiles.size() == 0) return;
// confirm delete then execute it
globalDisplay_.showYesNoMessage(
GlobalDisplay.MSG_QUESTION,
"Confirm Delete",
"Are you sure you want to delete the selected files?",
new ProgressOperation() {
public void execute(final ProgressIndicator progress) {
progress.onProgress("Deleting files...");
view_.selectNone();
server_.deleteFiles(selectedFiles, new VoidServerRequestCallback(progress));
}
},
true);
}
void onGoToWorkingDir() {
view_.bringToFront();
navigateToDirectory(workbenchContext_.getCurrentWorkingDir());
}
@Handler
void onSetAsWorkingDir() {
consoleDispatcher_.executeSetWd(currentPath_, true);
}
void onSetWorkingDirToFilesPane() {
onSetAsWorkingDir();
}
@Handler
void onShowFolder() {
eventBus_.fireEvent(new ShowFolderEvent(currentPath_));
}
public void onFileChange(FileChangeEvent event) {
view_.updateDirectoryListing(event.getFileChange());
}
public void onOpenFileInBrowser(OpenFileInBrowserEvent event) {
showFileInBrowser(event.getFile());
}
public void onDirectoryNavigate(DirectoryNavigateEvent event) {
navigateToDirectory(event.getDirectory());
}
private void navigateToDirectory(FileSystemItem directoryEntry) {
hasNavigatedToDirectory_ = true;
currentPath_ = directoryEntry;
view_.listDirectory(currentPath_, currentPathFilesDS_);
session_.persistClientState();
}
private void navigateToFile(final FileSystemItem file) {
String ext = file.getExtension().toLowerCase();
if (ext.equals(".htm") || ext.equals(".html")) {
view_.showHtmlFileChoice(
file,
new Command() {
@Override
public void execute() {
fileTypeRegistry_.openFile(file);
}
},
new Command() {
@Override
public void execute() {
showFileInBrowser(file);
}
});
} else {
fileTypeRegistry_.openFile(file);
}
}
private void showFileInBrowser(FileSystemItem file) {
// show the file in a new window if we can get a file url for it
String fileURL = server_.getFileUrl(file);
if (fileURL != null) {
globalDisplay_.openWindow(fileURL);
}
}
// data source for listing files on the current path which can
// be passed to the files view
ServerDataSource<JsArray<FileSystemItem>> currentPathFilesDS_ =
new ServerDataSource<JsArray<FileSystemItem>>() {
public void requestData(ServerRequestCallback<JsArray<FileSystemItem>> requestCallback) {
// pass true to enable monitoring for all calls to list_files
server_.listFiles(currentPath_, true, requestCallback);
}
};
private final Display view_;
private final FileTypeRegistry fileTypeRegistry_;
private final ConsoleDispatcher consoleDispatcher_;
private final WorkbenchContext workbenchContext_;
private final FilesServerOperations server_;
private final EventBus eventBus_;
private final GlobalDisplay globalDisplay_;
private final RemoteFileSystemContext fileSystemContext_;
private final Session session_;
private FileSystemItem currentPath_ = FileSystemItem.home();
private boolean hasNavigatedToDirectory_ = false;
private final Provider<FilesCopy> pFilesCopy_;
private final Provider<FilesUpload> pFilesUpload_;
private final Provider<FileExport> pFileExport_;
private static final String MODULE_FILES = "files-pane";
private static final String KEY_PATH = "path";
private static final String KEY_SORT_ORDER = "sortOrder";
private JsArray<ColumnSortInfo> columnSortOrder_ = null;
}
