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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
64
65
66
67
68
69 public class FeedStatisticsModel<RD extends TemplateDefinition> extends AbstractFeedModel<TemplateDefinition> {
70
71 private static final Logger log = LoggerFactory.getLogger(FeedStatisticsModel.class);
72 private static final String DEFAULT_STATISTIC = "authors";
73 private static final String FEEDS_NODE = "feeds";
74 private static final int MAX_RESULTS = 20;
75
76 public FeedStatisticsModel(Node content, TemplateDefinition definition, RenderingModel<?> parent, TemplatingFunctions templatingFunctions) {
77 super(content, definition, parent, templatingFunctions);
78 }
79
80 @Override
81 public String execute() {
82 return super.execute();
83 }
84
85 private String getStatistic() {
86 String statistic = DEFAULT_STATISTIC;
87
88 try {
89 if (content.hasProperty("statistic")) {
90 statistic = content.getProperty("statistic").getString();
91 }
92 } catch (RepositoryException e) {
93 log.error("Problem while getting statistic type: " + e.getMessage());
94 }
95 return statistic;
96 }
97
98
99 public Collection<ContentWrapper> getItems() {
100 String statistic = getStatistic();
101 int maxResults = MAX_RESULTS;
102
103 List<ContentWrapper> results = new ArrayList<ContentWrapper>();
104 try {
105 if (content.hasProperty("maxResults")) {
106 maxResults = (int) content.getProperty("maxResults").getLong();
107 }
108 QueryManager qm = MgnlContext.getQueryManager("data");
109 String feedName = NodeUtil.getNodeByIdentifier("data", PropertyUtil.getString(content, "feed")).getName();
110
111 String query = "/jcr:root" + "/rssaggregator/" + feedName + "/statistics/" + statistic + "/* order by @postCount descending";
112
113 log.debug(query);
114 Query q = qm.createQuery(query, "xpath");
115 QueryResult res = q.execute();
116 Collection<Content> col = res.getContent(DataConsts.MODULE_DATA_CONTENT_NODE_TYPE);
117 int resCount = 0;
118 for (Content c : col) {
119 resCount++;
120 if (resCount <= maxResults) {
121 results.add(new NodeMapWrapper(c, c.getHandle()));
122 } else {
123 break;
124 }
125 }
126 log.debug("returning collection with {} items.", "" + results.size());
127 return results;
128 } catch (RepositoryException e) {
129 log.error(e.getLocalizedMessage(), e);
130 }
131 return null;
132
133
134 }
135
136
137
138
139
140
141
142 public String getFeedTitle(String feedLink) {
143
144 String title = null;
145 try {
146 if (content.hasProperty("feed")) {
147 Node rssParent = SessionUtil.getNodeByIdentifier("data", content.getProperty("feed").getString());
148 if (rssParent.hasNode(FEEDS_NODE)) {
149 Node settingsNode = rssParent.getNode(FEEDS_NODE);
150 NodeIterator nit = settingsNode.getNodes();
151 while (nit.hasNext()) {
152 Node fsn = nit.nextNode();
153 if (fsn.hasProperty("link") && fsn.hasProperty("title")) {
154 if (StringUtils.equalsIgnoreCase(feedLink, fsn.getProperty("link").getString())) {
155 title = StringUtils.defaultString(fsn.getProperty("title").getString(), null);
156 break;
157 }
158 }
159 }
160 }
161 }
162 } catch (RepositoryException e) {
163 log.error("Problem while fetching feed title for statistics: " + e.getMessage());
164 }
165 return title;
166 }
167
168 }