Java tutorial
/** * Copyright (c) 2000-present Liferay, Inc. All rights reserved. * * This library is free software; you can redistribute it and/or modify it under * the terms of the GNU Lesser General Public License as published by the Free * Software Foundation; either version 2.1 of the License, or (at your option) * any later version. * * This library is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more * details. */ package com.liferay.document.library.web.internal.display.context; import com.liferay.document.library.display.context.DLEditFileEntryDisplayContext; import com.liferay.document.library.display.context.DLFilePicker; import com.liferay.document.library.kernel.model.DLFileEntryType; import com.liferay.document.library.kernel.util.DLUtil; import com.liferay.document.library.web.internal.display.context.logic.FileEntryDisplayContextHelper; import com.liferay.document.library.web.internal.display.context.logic.FileVersionDisplayContextHelper; import com.liferay.document.library.web.internal.display.context.util.DLRequestHelper; import com.liferay.document.library.web.internal.settings.DLPortletInstanceSettings; import com.liferay.dynamic.data.mapping.exception.StorageException; import com.liferay.dynamic.data.mapping.kernel.DDMStructure; import com.liferay.dynamic.data.mapping.storage.DDMFormValues; import com.liferay.dynamic.data.mapping.storage.StorageEngine; import com.liferay.portal.kernel.bean.BeanParamUtil; import com.liferay.portal.kernel.exception.PortalException; import com.liferay.portal.kernel.exception.SystemException; import com.liferay.portal.kernel.repository.model.FileEntry; import com.liferay.portal.kernel.repository.model.FileVersion; import com.liferay.portal.kernel.theme.ThemeDisplay; import com.liferay.portal.kernel.util.ParamUtil; import com.liferay.portal.kernel.util.PrefsPropsUtil; import com.liferay.portal.kernel.util.PropsKeys; import com.liferay.portal.kernel.util.WebKeys; import java.util.UUID; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; /** * @author Ivn Zaera */ public class DefaultDLEditFileEntryDisplayContext implements DLEditFileEntryDisplayContext { public DefaultDLEditFileEntryDisplayContext(HttpServletRequest request, HttpServletResponse response, DLFileEntryType dlFileEntryType, StorageEngine storageEngine) { this(request, dlFileEntryType, null, storageEngine); } public DefaultDLEditFileEntryDisplayContext(HttpServletRequest request, HttpServletResponse response, FileEntry fileEntry, StorageEngine storageEngine) { this(request, (DLFileEntryType) null, fileEntry, storageEngine); } @Override public DDMFormValues getDDMFormValues(long classPK) throws StorageException { return _storageEngine.getDDMFormValues(classPK); } @Override public DLFilePicker getDLFilePicker(String onFilePickCallback) { return null; } @Override public long getMaximumUploadRequestSize() { return PrefsPropsUtil.getLong(PropsKeys.UPLOAD_SERVLET_REQUEST_IMPL_MAX_SIZE); } @Override public long getMaximumUploadSize() { long fileMaxSize = PrefsPropsUtil.getLong(PropsKeys.DL_FILE_MAX_SIZE); if (fileMaxSize == 0) { fileMaxSize = getMaximumUploadRequestSize(); } return fileMaxSize; } @Override public String getPublishButtonLabel() { if (_hasFolderWorkflowDefinitionLink()) { return "submit-for-publication"; } DLPortletInstanceSettings dlPortletInstanceSettings = _dlRequestHelper.getDLPortletInstanceSettings(); if (dlPortletInstanceSettings.isEnableFileEntryDrafts() || _fileEntryDisplayContextHelper.isCheckedOut()) { return "save"; } return "publish"; } @Override public String getSaveButtonLabel() { String saveButtonLabel = "save"; if ((_fileVersion == null) || _fileVersionDisplayContextHelper.isApproved() || _fileVersionDisplayContextHelper.isDraft()) { saveButtonLabel = "save-as-draft"; } return saveButtonLabel; } @Override public UUID getUuid() { return _UUID; } @Override public boolean isCancelCheckoutDocumentButtonDisabled() { return false; } @Override public boolean isCancelCheckoutDocumentButtonVisible() throws PortalException { return _fileEntryDisplayContextHelper.isCancelCheckoutDocumentActionAvailable(); } @Override public boolean isCheckinButtonDisabled() { return false; } @Override public boolean isCheckinButtonVisible() throws PortalException { return _fileEntryDisplayContextHelper.isCheckinActionAvailable(); } @Override public boolean isCheckoutDocumentButtonDisabled() { return false; } @Override public boolean isCheckoutDocumentButtonVisible() throws PortalException { return _fileEntryDisplayContextHelper.isCheckoutDocumentActionAvailable(); } @Override public boolean isDDMStructureVisible(DDMStructure ddmStructure) { return true; } @Override public boolean isFolderSelectionVisible() { return _showSelectFolder; } @Override public boolean isPublishButtonDisabled() { DLPortletInstanceSettings dlPortletInstanceSettings = _dlRequestHelper.getDLPortletInstanceSettings(); if (_fileEntryDisplayContextHelper.isCheckedOutByOther() || (_fileVersionDisplayContextHelper.isPending() && dlPortletInstanceSettings.isEnableFileEntryDrafts())) { return true; } return false; } @Override public boolean isPublishButtonVisible() { return true; } @Override public boolean isSaveButtonDisabled() { if (_fileEntryDisplayContextHelper.isCheckedOutByOther()) { return true; } return false; } @Override public boolean isSaveButtonVisible() { DLPortletInstanceSettings dlPortletInstanceSettings = _dlRequestHelper.getDLPortletInstanceSettings(); return dlPortletInstanceSettings.isEnableFileEntryDrafts(); } @Override public boolean isVersionInfoVisible() { return true; } private DefaultDLEditFileEntryDisplayContext(HttpServletRequest request, DLFileEntryType dlFileEntryType, FileEntry fileEntry, StorageEngine storageEngine) { try { _dlRequestHelper = new DLRequestHelper(request); _fileEntry = fileEntry; _storageEngine = storageEngine; ThemeDisplay themeDisplay = (ThemeDisplay) request.getAttribute(WebKeys.THEME_DISPLAY); _fileEntryDisplayContextHelper = new FileEntryDisplayContextHelper(themeDisplay.getPermissionChecker(), _fileEntry); if ((dlFileEntryType == null) && (fileEntry != null)) { _dlFileEntryType = _fileEntryDisplayContextHelper.getDLFileEntryType(); } else { _dlFileEntryType = dlFileEntryType; } if (fileEntry != null) { _fileVersion = fileEntry.getFileVersion(); } else { _fileVersion = null; } _fileVersionDisplayContextHelper = new FileVersionDisplayContextHelper(_fileVersion); _showSelectFolder = ParamUtil.getBoolean(request, "showSelectFolder"); } catch (PortalException pe) { throw new SystemException("Unable to build DefaultDLEditFileEntryDisplayContext for " + fileEntry, pe); } } private boolean _hasFolderWorkflowDefinitionLink() { try { if (_dlFileEntryType == null) { return false; } long folderId = BeanParamUtil.getLong(_fileEntry, _dlRequestHelper.getRequest(), "folderId"); return DLUtil.hasWorkflowDefinitionLink(_dlRequestHelper.getCompanyId(), _dlRequestHelper.getScopeGroupId(), folderId, _dlFileEntryType.getFileEntryTypeId()); } catch (Exception e) { throw new SystemException("Unable to check if folder has workflow definition link", e); } } private static final UUID _UUID = UUID.fromString("63326141-02F6-42B5-AE38-ABC73FA72BB5"); private final DLFileEntryType _dlFileEntryType; private final DLRequestHelper _dlRequestHelper; private final FileEntry _fileEntry; private final FileEntryDisplayContextHelper _fileEntryDisplayContextHelper; private final FileVersion _fileVersion; private final FileVersionDisplayContextHelper _fileVersionDisplayContextHelper; private final boolean _showSelectFolder; private final StorageEngine _storageEngine; }