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1
24 package org.riotfamily.pages.component;
25
26 import java.util.Map  ;
27
28 import javax.servlet.http.HttpServletRequest ;
29
30 import net.sf.json.JSONObject;
31
32 import org.riotfamily.common.beans.MapWrapper;
33 import org.riotfamily.common.web.mapping.AttributePattern;
34 import org.riotfamily.components.ComponentListLocator;
35 import org.riotfamily.components.Location;
36 import org.riotfamily.components.locator.SlotResolver;
37 import org.riotfamily.components.locator.TemplateSlotResolver;
38 import org.riotfamily.pages.Page;
39 import org.riotfamily.pages.dao.PageDao;
40 import org.riotfamily.pages.mapping.PageHandlerMapping;
41 import org.riotfamily.pages.mapping.PageLocationResolver;
42
43
48 public class PageComponentListLocator implements ComponentListLocator {
49
50 public static final String TYPE_PAGE = "page";
51
52 public static final String TYPE_WILDCARD_PAGE_PREFIX = "page-";
53
54 private PageDao pageDao;
55
56 private PageLocationResolver resolver;
57
58 private SlotResolver slotResolver = new TemplateSlotResolver();
59
60 public PageComponentListLocator(PageDao pageDao,
61 PageLocationResolver resolver) {
62
63 this.pageDao = pageDao;
64 this.resolver = resolver;
65 }
66
67 public void setSlotResolver(SlotResolver slotResolver) {
68 this.slotResolver = slotResolver;
69 }
70
71 public boolean supports(String type) {
72 return type.equals(TYPE_PAGE) || type.startsWith(TYPE_WILDCARD_PAGE_PREFIX);
73 }
74
75 public Location getLocation(HttpServletRequest request) {
76 Location location = new Location();
77 Page page = PageHandlerMapping.getPage(request);
78 if (page.isWildcardInPath()) {
79 Map attributes = PageHandlerMapping.getWildcardAttributes(request);
80 String jsonString = JSONObject.fromObject(attributes).toString();
81 location.setType(TYPE_WILDCARD_PAGE_PREFIX + page.getId());
82 location.setPath(jsonString);
83 }
84 else {
85 location.setType(TYPE_PAGE);
86 location.setPath(page.getId().toString());
87 }
88 location.setSlot(slotResolver.getSlot(request));
89 return location;
90 }
91
92 public Location getParentLocation(Location location) {
93 Page page = loadPage(location);
94 Location parentLocation = new Location(location);
95 location.setType(TYPE_PAGE);
96 location.setPath(page.getParentPage().getId().toString());
97 return parentLocation;
98 }
99
100 public String getUrl(Location location) {
101 Page page = loadPage(location);
102 String url = resolver.getUrl(page);
103 if (page.isWildcardInPath()) {
104 Map attributes = JSONObject.fromObject(location.getPath());
105 url = new AttributePattern(url).fillInAttributes(new MapWrapper(attributes));
106 }
107 return url;
108 }
109
110 private Page loadPage(Location location) {
111 String id;
112 if (location.getType().equals(TYPE_PAGE)) {
113 id = location.getPath();
114 }
115 else {
116 String type = location.getType();
117 int i = type.indexOf('-');
118 id = type.substring(i + 1);
119 }
120 return pageDao.loadPage(new Long (id));
121 }
122
123 }
124 |
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