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34 package info.magnolia.module.rssaggregator.templates.components;
35
36 import info.magnolia.cms.core.Content;
37 import info.magnolia.cms.core.search.Query;
38 import info.magnolia.cms.core.search.QueryManager;
39 import info.magnolia.cms.core.search.QueryResult;
40 import info.magnolia.cms.util.ContentWrapper;
41 import info.magnolia.cms.util.NodeMapWrapper;
42 import info.magnolia.context.MgnlContext;
43 import info.magnolia.jcr.util.NodeUtil;
44 import info.magnolia.jcr.util.PropertyUtil;
45 import info.magnolia.jcr.util.SessionUtil;
46 import info.magnolia.module.data.DataConsts;
47 import info.magnolia.rendering.model.RenderingModel;
48 import info.magnolia.rendering.template.TemplateDefinition;
49 import info.magnolia.templating.functions.TemplatingFunctions;
50
51 import java.util.ArrayList;
52 import java.util.Collection;
53 import java.util.List;
54
55 import javax.jcr.Node;
56 import javax.jcr.NodeIterator;
57 import javax.jcr.RepositoryException;
58
59 import org.apache.commons.lang.StringUtils;
60 import org.slf4j.Logger;
61 import org.slf4j.LoggerFactory;
62
63
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67
68
69 public class FeedSubscriptionsModel<RD extends TemplateDefinition> extends AbstractFeedModel<TemplateDefinition> {
70
71 private static final Logger log = LoggerFactory.getLogger(FeedSubscriptionsModel.class);
72
73 private static final String FEEDS_NODE = "feeds";
74 private static final int MAX_RESULTS = 20;
75
76 public FeedSubscriptionsModel(Node content, TemplateDefinition definition, RenderingModel<?> parent, TemplatingFunctions templatingFunctions) {
77 super(content, definition, parent, templatingFunctions);
78 }
79
80
81 public Collection<ContentWrapper> getItems() {
82 int maxResults = MAX_RESULTS;
83
84 List<ContentWrapper> results = new ArrayList<ContentWrapper>();
85 try {
86 if (content.hasProperty("maxResults")) {
87 maxResults = (int) content.getProperty("maxResults").getLong();
88 }
89 QueryManager qm = MgnlContext.getQueryManager("data");
90 String feedName = NodeUtil.getNodeByIdentifier("data", PropertyUtil.getString(content, "feed")).getName();
91 String query = "/jcr:root" + "/rssaggregator/" + feedName + "/statistics/authors/* order by @author ascending";
92
93 log.debug(query);
94
95 Query q = qm.createQuery(query, "xpath");
96 QueryResult res = q.execute();
97 Collection<Content> col = res.getContent(DataConsts.MODULE_DATA_CONTENT_NODE_TYPE);
98 int resCount = 0;
99 for (Content c : col) {
100 resCount++;
101 if (resCount <= maxResults) {
102 results.add(new NodeMapWrapper(c, c.getHandle()));
103 } else {
104 break;
105 }
106 }
107 log.debug("returning collection with {} items.", "" + results.size());
108 return results;
109 } catch (RepositoryException e) {
110 log.error(e.getLocalizedMessage(), e);
111 }
112 return null;
113 }
114
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120
121 public String getFeedTitle(String feedLink) {
122 String title = null;
123 try {
124 if (content.hasProperty("feed")) {
125 Node rssParent = SessionUtil.getNodeByIdentifier("data", content.getProperty("feed").getString());
126 if (rssParent.hasNode(FEEDS_NODE)) {
127 Node settingsNode = rssParent.getNode(FEEDS_NODE);
128 NodeIterator nit = settingsNode.getNodes();
129 while (nit.hasNext()) {
130 Node fsn = nit.nextNode();
131 if (fsn.hasProperty("link") && fsn.hasProperty("title")) {
132 if (StringUtils.equalsIgnoreCase(feedLink, fsn.getProperty("link").getString())) {
133 title = StringUtils.defaultString(fsn.getProperty("title").getString(), null);
134 break;
135 }
136 }
137 }
138 }
139 }
140 } catch (RepositoryException e) {
141 log.error("Problem while fetching feed title: " + e.getMessage());
142 }
143 return title;
144 }
145
146 }