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.iframe.web.internal.display.context; import com.liferay.iframe.web.configuration.IFramePortletInstanceConfiguration; import com.liferay.iframe.web.internal.constants.IFrameWebKeys; import com.liferay.iframe.web.internal.util.IFrameUtil; import com.liferay.portal.kernel.exception.PortalException; import com.liferay.portal.kernel.module.configuration.ConfigurationException; import com.liferay.portal.kernel.theme.PortletDisplay; import com.liferay.portal.kernel.theme.ThemeDisplay; import com.liferay.portal.kernel.util.CharPool; import com.liferay.portal.kernel.util.KeyValuePair; import com.liferay.portal.kernel.util.ListUtil; import com.liferay.portal.kernel.util.StringPool; import com.liferay.portal.kernel.util.StringUtil; import com.liferay.portal.kernel.util.Validator; import com.liferay.portal.kernel.util.WebKeys; import java.util.ArrayList; import java.util.Enumeration; import java.util.List; import javax.portlet.PortletRequest; import javax.portlet.WindowState; /** * @author Juergen Kappler */ public class IFrameDisplayContext { public IFrameDisplayContext(PortletRequest request) throws ConfigurationException { _request = request; _themeDisplay = (ThemeDisplay) request.getAttribute(WebKeys.THEME_DISPLAY); PortletDisplay portletDisplay = _themeDisplay.getPortletDisplay(); _iFramePortletInstanceConfiguration = portletDisplay .getPortletInstanceConfiguration(IFramePortletInstanceConfiguration.class); } public String getAuthType() { if (_authType != null) { return _authType; } _authType = _iFramePortletInstanceConfiguration.authType(); return _authType; } public String getFormMethod() { if (_formMethod != null) { return _formMethod; } _formMethod = _iFramePortletInstanceConfiguration.formMethod(); return _formMethod; } public String getHeight() { if (_height != null) { return _height; } String windowState = String.valueOf(_request.getWindowState()); if (windowState.equals(WindowState.MAXIMIZED)) { _height = _iFramePortletInstanceConfiguration.heightMaximized(); } else { _height = _iFramePortletInstanceConfiguration.heightNormal(); } return _height; } public List<KeyValuePair> getHiddenVariableKVPs() { List<KeyValuePair> hiddenVariableKVPs = new ArrayList<>(); List<String> hiddenVariables = ListUtil.toList(StringUtil.split(getHiddenVariables(), CharPool.SEMICOLON)); hiddenVariables.addAll(getIFrameVariables()); for (String hiddenVariable : hiddenVariables) { String key = StringPool.BLANK; String value = StringPool.BLANK; int pos = hiddenVariable.indexOf(StringPool.EQUAL); if (pos != -1) { key = hiddenVariable.substring(0, pos); value = hiddenVariable.substring(pos + 1); } hiddenVariableKVPs.add(new KeyValuePair(key, value)); } return hiddenVariableKVPs; } public String getHiddenVariables() { if (_hiddenVariables != null) { return _hiddenVariables; } _hiddenVariables = StringUtil.merge(_iFramePortletInstanceConfiguration.hiddenVariables(), StringPool.PIPE); return _hiddenVariables; } public String getIframeBaseSrc() { if (_iFrameBaseSrc != null) { return _iFrameBaseSrc; } _iFrameBaseSrc = getIframeSrc(); int index = 0; if (_iFrameBaseSrc.length() > 6) { index = _iFrameBaseSrc.substring(7).lastIndexOf(StringPool.SLASH); if (index != -1) { _iFrameBaseSrc = _iFrameBaseSrc.substring(0, index + 8); } } return _iFrameBaseSrc; } public IFramePortletInstanceConfiguration getIFramePortletInstanceConfiguration() { return _iFramePortletInstanceConfiguration; } public String getIframeSrc() { if (_iFrameSrc != null) { return _iFrameSrc; } _iFrameSrc = StringPool.BLANK; if (_iFramePortletInstanceConfiguration.relative()) { _iFrameSrc = _themeDisplay.getPathContext(); } _iFrameSrc += (String) _request.getAttribute(IFrameWebKeys.IFRAME_SRC); if (!ListUtil.isEmpty(getIFrameVariables())) { if (_iFrameSrc.contains(StringPool.QUESTION)) { _iFrameSrc += StringPool.AMPERSAND; } else { _iFrameSrc += StringPool.QUESTION; } _iFrameSrc += StringUtil.merge(getIFrameVariables(), StringPool.AMPERSAND); } return _iFrameSrc; } public List<String> getIFrameVariables() { List<String> iFrameVariables = new ArrayList<>(); Enumeration<String> enu = _request.getParameterNames(); while (enu.hasMoreElements()) { String name = enu.nextElement(); if (name.startsWith(_IFRAME_PREFIX)) { iFrameVariables.add( name.substring(_IFRAME_PREFIX.length()) + StringPool.EQUAL + _request.getParameter(name)); } } return iFrameVariables; } public String getPassword() throws PortalException { if (_password != null) { return _password; } String authType = getAuthType(); if (authType.equals("basic")) { _password = _iFramePortletInstanceConfiguration.basicPassword(); } else { _password = _iFramePortletInstanceConfiguration.formPassword(); } if (Validator.isNull(_password)) { return StringPool.BLANK; } String passwordField = _iFramePortletInstanceConfiguration.passwordField(); if (Validator.isNull(passwordField)) { int pos = _password.indexOf(StringPool.EQUAL); if (pos != -1) { String fieldValuePair = _password; passwordField = fieldValuePair.substring(0, pos); _password = fieldValuePair.substring(pos + 1); } } if (Validator.isNotNull(passwordField)) { _password = IFrameUtil.getPassword(_request, _password); } return _password; } public String getUserName() throws PortalException { if (_userName != null) { return _userName; } String authType = getAuthType(); if (authType.equals("basic")) { _userName = _iFramePortletInstanceConfiguration.basicUserName(); } else { _userName = _iFramePortletInstanceConfiguration.formUserName(); } if (Validator.isNull(_userName)) { return StringPool.BLANK; } String userNameField = _iFramePortletInstanceConfiguration.userNameField(); if (Validator.isNull(userNameField)) { int pos = _userName.indexOf(StringPool.EQUAL); if (pos != -1) { String fieldValuePair = _userName; userNameField = fieldValuePair.substring(0, pos); _userName = fieldValuePair.substring(pos + 1); } } if (Validator.isNotNull(userNameField)) { _userName = IFrameUtil.getUserName(_request, _userName); } return _userName; } private static final String _IFRAME_PREFIX = "iframe_"; private String _authType; private String _formMethod; private String _height; private String _hiddenVariables; private String _iFrameBaseSrc; private final IFramePortletInstanceConfiguration _iFramePortletInstanceConfiguration; private String _iFrameSrc; private String _password; private final PortletRequest _request; private final ThemeDisplay _themeDisplay; private String _userName; }