1
14
15 package com.liferay.portal.theme;
16
17 import com.liferay.portal.kernel.util.HtmlUtil;
18 import com.liferay.portal.kernel.util.MethodCache;
19 import com.liferay.portal.kernel.util.WebKeys;
20 import com.liferay.portal.model.Layout;
21
22 import java.io.Serializable;
23
24 import java.lang.reflect.Method;
25
26 import java.util.ArrayList;
27 import java.util.List;
28
29 import javax.servlet.http.HttpServletRequest;
30
31
36 public class NavItem implements Serializable {
37
38 public static NavItem fromLayout(RequestVars vars, Layout layout) {
39 return new NavItem(vars, layout);
40 }
41
42 public static List<NavItem> fromLayouts(
43 RequestVars vars, List<Layout> layouts) {
44
45 if (layouts == null) {
46 return null;
47 }
48
49 List<NavItem> navItems = new ArrayList<NavItem>(layouts.size());
50
51 for (Layout layout : layouts) {
52 navItems.add(fromLayout(vars, layout));
53 }
54
55 return navItems;
56 }
57
58 public NavItem(RequestVars vars, Layout layout) {
59 _vars = vars;
60 _layout = layout;
61 }
62
63 public Layout getLayout() {
64 return _layout;
65 }
66
67 public boolean isChildSelected() {
68 ThemeDisplay themeDisplay = _vars.getThemeDisplay();
69
70 return _layout.isChildSelected(
71 themeDisplay.isTilesSelectable(), themeDisplay.getLayout());
72 }
73
74 public boolean isSelected() {
75 ThemeDisplay themeDisplay = _vars.getThemeDisplay();
76
77 return _layout.isSelected(
78 themeDisplay.isTilesSelectable(), themeDisplay.getLayout(),
79 _vars.getAncestorPlid());
80 }
81
82 public String getName() {
83 return HtmlUtil.escape(
84 _layout.getName(_vars.getThemeDisplay().getLocale()));
85 }
86
87 public String getTarget() {
88 return _layout.getTarget();
89 }
90
91 public String getTitle() {
92 return _layout.getTitle(_vars.getThemeDisplay().getLocale());
93 }
94
95 public String getURL() throws Exception {
96 return getRegularURL();
97 }
98
99 public String getRegularURL() throws Exception {
100 return _layout.getRegularURL(_vars.getRequest());
101 }
102
103 public String getResetMaxStateURL() throws Exception {
104 return _layout.getResetMaxStateURL(_vars.getRequest());
105 }
106
107 public String getResetLayoutURL() throws Exception {
108 return _layout.getResetLayoutURL(_vars.getRequest());
109 }
110
111 public List<NavItem> getChildren() throws Exception {
112 if (_children == null) {
113 ThemeDisplay themeDisplay = _vars.getThemeDisplay();
114
115 List<Layout> layouts = _layout.getChildren(
116 themeDisplay.getPermissionChecker());
117
118 _children = fromLayouts(_vars, layouts);
119 }
120
121 return _children;
122 }
123
124 public boolean hasChildren() throws Exception {
125 if (getChildren().size() > 0) {
126 return true;
127 }
128 else {
129 return false;
130 }
131 }
132
133 public String icon() throws Exception {
134 HttpServletRequest request = _vars.getRequest();
135
136 Object velocityTaglib = request.getAttribute(WebKeys.VELOCITY_TAGLIB);
137
138 Method method = MethodCache.get(
139 _VELOCITY_TAGLIB_CLASS, _VELOCITY_TAGLIB_LAYOUT_ICON_METHOD,
140 _VELOCITY_TAGLIB_LAYOUT_ICON_PARAMS);
141
142 return (String)method.invoke(velocityTaglib, new Object[] {_layout});
143 }
144
145 private static final String _VELOCITY_TAGLIB_CLASS =
146 "com.liferay.taglib.util.VelocityTaglib";
147
148 private static final String _VELOCITY_TAGLIB_LAYOUT_ICON_METHOD =
149 "layoutIcon";
150
151 private static final Class<?>[] _VELOCITY_TAGLIB_LAYOUT_ICON_PARAMS =
152 new Class[] {Layout.class};
153
154 private RequestVars _vars;
155 private Layout _layout;
156 private List<NavItem> _children;
157
158 }