1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34 package info.magnolia.cms.filters;
35
36 import info.magnolia.cms.beans.config.URI2RepositoryManager;
37 import info.magnolia.cms.beans.config.URI2RepositoryMapping;
38 import info.magnolia.cms.core.AggregationState;
39 import info.magnolia.cms.core.Path;
40 import info.magnolia.context.MgnlContext;
41
42 import java.io.IOException;
43
44 import javax.inject.Inject;
45 import javax.servlet.FilterChain;
46 import javax.servlet.ServletException;
47 import javax.servlet.http.HttpServletRequest;
48 import javax.servlet.http.HttpServletResponse;
49
50 import org.apache.commons.lang.StringUtils;
51 import org.slf4j.Logger;
52 import org.slf4j.LoggerFactory;
53
54
55
56
57
58
59
60 public class RepositoryMappingFilter extends AbstractMgnlFilter {
61 private static final Logger log = LoggerFactory.getLogger(RepositoryMappingFilter.class);
62 private URI2RepositoryManager uri2RepositoryManager;
63
64 @Inject
65 public RepositoryMappingFilter(URI2RepositoryManager uri2RepositoryManager) {
66 this.uri2RepositoryManager = uri2RepositoryManager;
67 }
68
69 @Override
70 public void doFilter(HttpServletRequest request, HttpServletResponse response, FilterChain chain) throws IOException, ServletException {
71 String uri = MgnlContext.getAggregationState().getCurrentURI();
72 int firstSelectorDelimiterPos = StringUtils.indexOf(uri, Path.SELECTOR_DELIMITER, StringUtils.lastIndexOf(uri, '/'));
73 String path;
74
75 String selector;
76 if (firstSelectorDelimiterPos > -1) {
77 int lastSelectorDelimiterPos = StringUtils.lastIndexOf(uri, Path.SELECTOR_DELIMITER);
78 selector = StringUtils.substring(uri, firstSelectorDelimiterPos + 1, lastSelectorDelimiterPos);
79 String substring = Path.SELECTOR_DELIMITER + selector + Path.SELECTOR_DELIMITER;
80 if (StringUtils.lastIndexOf(uri, Path.SELECTOR_DELIMITER + "cache") == lastSelectorDelimiterPos) {
81 substring += "cache";
82 }
83 path = StringUtils.substringBefore(uri, substring);
84 String extension = StringUtils.substringAfter(uri, substring);
85 if (path.endsWith(".") && extension.startsWith(".")) {
86 extension = extension.substring(1);
87 }
88 path = path + extension;
89 } else {
90
91 path = uri;
92 selector = "";
93 }
94
95 URI2RepositoryMapping mapping = uri2RepositoryManager.getMapping(uri);
96
97
98 path = mapping.getHandle(path);
99
100 final AggregationState aggregationState = MgnlContext.getAggregationState();
101 aggregationState.setRepository(mapping.getRepository());
102 aggregationState.setHandle(path);
103
104
105 aggregationState.setSelector(selector);
106
107 chain.doFilter(request, response);
108 }
109 }