001    /**
002     * Copyright (c) 2000-2013 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.taglib.ui;
016    
017    import com.liferay.portal.kernel.servlet.taglib.FileAvailabilityUtil;
018    import com.liferay.portal.kernel.util.ServerDetector;
019    import com.liferay.portal.kernel.util.Validator;
020    import com.liferay.taglib.util.IncludeTag;
021    
022    import javax.servlet.http.HttpServletRequest;
023    import javax.servlet.jsp.JspException;
024    import javax.servlet.jsp.JspWriter;
025    
026    /**
027     * @author Raymond Aug??
028     */
029    public class ToggleAreaTag extends IncludeTag {
030    
031            @Override
032            public int doEndTag() throws JspException {
033                    try {
034                            if (!FileAvailabilityUtil.isAvailable(
035                                            servletContext, getEndPage())) {
036    
037                                    JspWriter jspWriter = pageContext.getOut();
038    
039                                    jspWriter.write("</div>");
040                            }
041                            else {
042                                    include(_endPage);
043                            }
044    
045                            return EVAL_PAGE;
046                    }
047                    catch (Exception e) {
048                            throw new JspException(e);
049                    }
050                    finally {
051                            if (!ServerDetector.isResin()) {
052                                    _startPage = null;
053                                    _endPage = null;
054                                    _id = null;
055                                    _showMessage = null;
056                                    _hideMessage = null;
057                                    _defaultShowContent = true;
058                                    _stateVar = null;
059                                    _align = "left";
060                            }
061                    }
062            }
063    
064            @Override
065            public int doStartTag() throws JspException {
066                    try {
067                            HttpServletRequest request =
068                                    (HttpServletRequest)pageContext.getRequest();
069    
070                            request.setAttribute("liferay-ui:toggle-area:id", _id);
071                            request.setAttribute(
072                                    "liferay-ui:toggle-area:showImage", _showImage);
073                            request.setAttribute(
074                                    "liferay-ui:toggle-area:hideImage", _hideImage);
075                            request.setAttribute(
076                                    "liferay-ui:toggle-area:showMessage", _showMessage);
077                            request.setAttribute(
078                                    "liferay-ui:toggle-area:hideMessage", _hideMessage);
079                            request.setAttribute(
080                                    "liferay-ui:toggle-area:defaultShowContent",
081                                    String.valueOf(_defaultShowContent));
082                            request.setAttribute("liferay-ui:toggle-area:stateVar", _stateVar);
083                            request.setAttribute("liferay-ui:toggle-area:align", _align);
084    
085                            include(getStartPage());
086    
087                            return EVAL_BODY_INCLUDE;
088                    }
089                    catch (Exception e) {
090                            throw new JspException(e);
091                    }
092            }
093    
094            public void setAlign(String align) {
095                    _align = align;
096            }
097    
098            public void setDefaultShowContent(boolean defaultShowContent) {
099                    _defaultShowContent = defaultShowContent;
100            }
101    
102            public void setEndPage(String endPage) {
103                    _endPage = endPage;
104            }
105    
106            public void setHideImage(String hideImage) {
107                    _hideImage = hideImage;
108            }
109    
110            public void setHideMessage(String hideMessage) {
111                    _hideMessage = hideMessage;
112            }
113    
114            public void setId(String id) {
115                    _id = id;
116            }
117    
118            public void setShowImage(String showImage) {
119                    _showImage = showImage;
120            }
121    
122            public void setShowMessage(String showMessage) {
123                    _showMessage = showMessage;
124            }
125    
126            public void setStartPage(String startPage) {
127                    _startPage = startPage;
128            }
129    
130            public void setStateVar(String stateVar) {
131                    _stateVar = stateVar;
132            }
133    
134            @Override
135            protected String getEndPage() {
136                    if (Validator.isNull(_endPage)) {
137                            return _END_PAGE;
138                    }
139                    else {
140                            return _endPage;
141                    }
142            }
143    
144            @Override
145            protected String getStartPage() {
146                    if (Validator.isNull(_startPage)) {
147                            return _START_PAGE;
148                    }
149                    else {
150                            return _startPage;
151                    }
152            }
153    
154            private static final String _END_PAGE =
155                    "/html/taglib/ui/toggle_area/end.jsp";
156    
157            private static final String _START_PAGE =
158                    "/html/taglib/ui/toggle_area/start.jsp";
159    
160            private String _align = "left";
161            private boolean _defaultShowContent = true;
162            private String _endPage;
163            private String _hideImage;
164            private String _hideMessage;
165            private String _id;
166            private String _showImage;
167            private String _showMessage;
168            private String _startPage;
169            private String _stateVar;
170    
171    }