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1 function loadNews() {
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2 var Cc = Components.classes;
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3 var Ci = Components.interfaces;
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4 var historyService = Cc["@mozilla.org/browser/nav-history-service;1"]
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5 .getService(Ci.nsINavHistoryService);
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6
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7 // no query parameters will get all history
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8 // XXX default sorting is... ?
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9 var options = historyService.getNewQueryOptions();
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10
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11 options.resultType = options.RESULTS_AS_URI;
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12 options.sortingMode = options.SORT_BY_VISITCOUNT_DESCENDING;
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13
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14 // no query parameters will return everything
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15 var query = historyService.getNewQuery();
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16 query.annotation = "AmbNews/feed";
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17
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18 // execute the query
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19 var result = historyService.executeQuery(query, options);
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20
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21 var root = result.root;
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22 root.containerOpen = true;
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23
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24 var childNum = 0;
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25 var childrenShown = 0;
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26 var maxChildrenToShow = 20;
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27 var shownFeeds = {};
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28
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29 function getNextFeed() {
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30 if (childrenShown == maxChildrenToShow ||
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31 childNum == root.childCount) {
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32 root.containerOpen = false;
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33 } else {
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34 var annSvc = AmbNews.__getAnnSvc();
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35 var child = root.getChild(childNum);
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36 var feedUri = annSvc.getPageAnnotation(AmbNews.url(child.uri),
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37 "AmbNews/feed");
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38 childNum++;
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39 if (feedUri in shownFeeds) {
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40 getNextFeed();
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41 } else {
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42 shownFeeds[feedUri] = true;
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43 childrenShown++;
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44 AmbNews.getFeed(feedUri, onFeed);
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45 }
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46 }
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47 }
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48
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49 function onFeed(feed) {
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50 var text = "";
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51 if (feed) {
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52 var entriesToShow = 4;
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53 if (feed.entries.length < entriesToShow)
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54 entriesToShow = feed.entries.length;
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55 var feedLink = feed.link ? feed.link.spec : "";
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56 text += ('<div class="feed"><div class="feed-title"><a ' +
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57 'href="' + feedLink + '">' +
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58 feed.title.text + '</a></div><ul>');
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59 for (var i = 0; i < entriesToShow; i++) {
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60 var entryTitle = feed.entries[i].title.text;
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61 if (entryTitle.length > 100) {
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62 entryTitle = entryTitle.slice(0, 100) + '\u2026';
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63 }
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64 text += ('<li class="feed-entry"> \u00b7 <a href="' +
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65 feed.entries[i].link.spec +
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66 '">' +
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67 entryTitle + '</a></li>');
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68 }
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69 text += '</ul></div>';
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70 } else
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71 text = "An error occurred.";
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72 //$("#content").append(text);
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73 $(text).hide().fadeIn("slow", getNextFeed).appendTo("#content");
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74 }
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75
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76 getNextFeed();
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77 }
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78
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79 $(window).ready(loadNews);
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