001    /**
002     * Copyright (c) 2000-present 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.aui;
016    
017    import com.liferay.portal.kernel.dao.search.DisplayTerms;
018    import com.liferay.portal.kernel.dao.search.SearchContainer;
019    import com.liferay.portal.kernel.language.LanguageUtil;
020    import com.liferay.portal.kernel.util.CharPool;
021    import com.liferay.portal.kernel.util.JavaConstants;
022    import com.liferay.portal.kernel.util.StringBundler;
023    import com.liferay.portal.kernel.util.StringPool;
024    import com.liferay.portal.kernel.util.StringUtil;
025    import com.liferay.portal.kernel.util.Validator;
026    import com.liferay.portal.kernel.util.WebKeys;
027    import com.liferay.portal.model.User;
028    import com.liferay.portal.theme.ThemeDisplay;
029    import com.liferay.portal.util.PortalUtil;
030    import com.liferay.taglib.aui.base.BaseNavTag;
031    import com.liferay.taglib.util.TagResourceBundleUtil;
032    
033    import java.util.ResourceBundle;
034    
035    import javax.portlet.PortletResponse;
036    
037    import javax.servlet.http.HttpServletRequest;
038    import javax.servlet.jsp.JspException;
039    import javax.servlet.jsp.tagext.BodyTag;
040    
041    /**
042     * @author Eduardo Lundgren
043     * @author Bruno Basto
044     * @author Nathan Cavanaugh
045     * @author Julio Camarero
046     */
047    public class NavTag extends BaseNavTag implements BodyTag {
048    
049            @Override
050            public int doStartTag() throws JspException {
051                    NavBarTag navBarTag = (NavBarTag)findAncestorWithClass(
052                            this, NavBarTag.class);
053    
054                    if ((navBarTag != null) &&
055                            (!_calledCollapsibleSetter || getCollapsible())) {
056    
057                            setCollapsible(true);
058    
059                            navBarTag.setDataTarget(_getNamespacedId());
060    
061                            ThemeDisplay themeDisplay = (ThemeDisplay)request.getAttribute(
062                                    WebKeys.THEME_DISPLAY);
063    
064                            StringBundler sb = navBarTag.getResponsiveButtonsSB();
065    
066                            sb.append("<a class=\"btn navbar-btn navbar-toggle");
067    
068                            String cssClass = getCssClass();
069    
070                            if (Validator.isNotNull(cssClass)) {
071                                    String[] cssClassParts = StringUtil.split(
072                                            cssClass, CharPool.SPACE);
073    
074                                    for (int i = 0; i < cssClassParts.length; i++) {
075                                            sb.append(StringPool.SPACE);
076                                            sb.append(cssClassParts[i]);
077                                            sb.append("-btn");
078                                    }
079                            }
080    
081                            if (_hasSearchResults()) {
082                                    sb.append(" hide");
083                            }
084    
085                            sb.append("\" id=\"");
086                            sb.append(_getNamespacedId());
087                            sb.append("NavbarBtn\" ");
088                            sb.append("data-navId=\"");
089                            sb.append(_getNamespacedId());
090                            sb.append("\" tabindex=\"0\">");
091    
092                            String icon = getIcon();
093    
094                            if (Validator.isNull(icon)) {
095                                    sb.append("<i class=\"icon-reorder\"></i>");
096                            }
097                            else if (icon.equals("user") && themeDisplay.isSignedIn()) {
098                                    try {
099                                            sb.append("<img alt=\"");
100    
101                                            ResourceBundle resourceBundle =
102                                                    TagResourceBundleUtil.getResourceBundle(pageContext);
103    
104                                            sb.append(LanguageUtil.get(resourceBundle, "my-account"));
105    
106                                            sb.append("\" class=\"user-avatar-image\" ");
107                                            sb.append("src=\"");
108    
109                                            User user = themeDisplay.getUser();
110    
111                                            sb.append(user.getPortraitURL(themeDisplay));
112    
113                                            sb.append("\">");
114                                    }
115                                    catch (Exception e) {
116                                            throw new JspException(e);
117                                    }
118                            }
119                            else {
120                                    sb.append("<i class=\"icon-");
121                                    sb.append(icon);
122                                    sb.append("\"></i>");
123                            }
124    
125                            sb.append("</a>");
126                    }
127    
128                    return super.doStartTag();
129            }
130    
131            @Override
132            public void setCollapsible(boolean collapsible) {
133                    super.setCollapsible(collapsible);
134    
135                    _calledCollapsibleSetter = true;
136            }
137    
138            @Override
139            protected void cleanUp() {
140                    super.cleanUp();
141    
142                    _calledCollapsibleSetter = false;
143                    _namespacedId = null;
144            }
145    
146            protected String getMarkupView() {
147                    String markupView = StringPool.BLANK;
148    
149                    NavBarTag navBarTag = (NavBarTag)findAncestorWithClass(
150                            this, NavBarTag.class);
151    
152                    if (navBarTag != null) {
153                            markupView = navBarTag.getMarkupView();
154                    }
155    
156                    return markupView;
157            }
158    
159            @Override
160            protected String getPage() {
161                    if (Validator.isNotNull(getMarkupView())) {
162                            return "/html/taglib/aui/nav/" + getMarkupView() + "/page.jsp";
163                    }
164    
165                    return "/html/taglib/aui/nav/lexicon/page.jsp";
166            }
167    
168            @Override
169            protected int processStartTag() throws Exception {
170                    return EVAL_BODY_BUFFERED;
171            }
172    
173            @Override
174            protected void setAttributes(HttpServletRequest request) {
175                    super.setAttributes(request);
176    
177                    setNamespacedAttribute(request, "id", _getNamespacedId());
178            }
179    
180            private String _getNamespacedId() {
181                    if (Validator.isNotNull(_namespacedId)) {
182                            return _namespacedId;
183                    }
184    
185                    _namespacedId = getId();
186    
187                    HttpServletRequest request =
188                            (HttpServletRequest)pageContext.getRequest();
189    
190                    if (Validator.isNull(_namespacedId)) {
191                            _namespacedId = PortalUtil.getUniqueElementId(
192                                    request, StringPool.BLANK, AUIUtil.normalizeId("navTag"));
193                    }
194    
195                    PortletResponse portletResponse = (PortletResponse)request.getAttribute(
196                            JavaConstants.JAVAX_PORTLET_RESPONSE);
197    
198                    if ((portletResponse != null) && getUseNamespace()) {
199                            _namespacedId = portletResponse.getNamespace() + _namespacedId;
200                    }
201    
202                    return _namespacedId;
203            }
204    
205            private boolean _hasSearchResults() {
206                    SearchContainer<?> searchContainer = getSearchContainer();
207    
208                    if (searchContainer == null) {
209                            return false;
210                    }
211    
212                    DisplayTerms displayTerms = searchContainer.getDisplayTerms();
213    
214                    String keywords = displayTerms.getKeywords();
215    
216                    if (displayTerms.isAdvancedSearch() ||
217                            !keywords.equals(StringPool.BLANK)) {
218    
219                            return true;
220                    }
221    
222                    return false;
223            }
224    
225            private boolean _calledCollapsibleSetter;
226            private String _namespacedId;
227    
228    }