digest.js

   1 var last_feeds = [];
   2
   3 var _active_feed_id = false;
   4 var _active_feed_offset = false;
   5
   6 function viewfeed(feed_id, offset) {
   7         try {
   8
   9                 if (!feed_id) feed_id = _active_feed_id;
  10
  11                 if (!offset)
  12                         offset = 0;
  13                 else
  14                         offset = _active_feed_offset + offset;
  15
  16                 var query = "backend.php?op=rpc&subop=digest-update&feed_id=" + feed_id +
  17                                 "&offset=" + offset;
  18
  19                 console.log(query);
  20
  21                 new Ajax.Request("backend.php", {
  22                         parameters: query,
  23                         onComplete: function(transport) {
  24                                 digest_update(transport);
  25                                 _active_feed_id = feed_id;
  26                                 _active_feed_offset = offset;
  27                                 } });
  28
  29         } catch (e) {
  30                 exception_error("view", e);
  31         }
  32 }
  33
  34 function find_feed(feeds, feed_id) {
  35         try {
  36                 for (var i = 0; i < feeds.length; i++) {
  37                         if (feeds[i].id == feed_id)
  38                                 return feeds[i];
  39                 }
  40
  41                 return false;
  42
  43         } catch (e) {
  44                 exception_error("find_feed", e);
  45         }
  46 }
  47
  48 function get_feed_icon(feed) {
  49         try {
  50                 if (feed.has_icon)
  51                         return 'icons/' + feed.id + '.ico';
  52
  53                 if (feed.id == -1)
  54                         return 'images/mark_set.png';
  55
  56                 if (feed.id == -2)
  57                         return 'images/pub_set.png';
  58
  59                 if (feed.id == -3)
  60                         return 'images/fresh.png';
  61
  62                 if (feed.id == -4)
  63                         return 'images/tag.png';
  64
  65                 if (feed.id < -10)
  66                         return 'images/label.png';
  67
  68         } catch (e) {
  69                 exception_error("get_feed_icon", e);
  70         }
  71 }
  72
  73 function add_feed_entry(feed) {
  74         try {
  75                 var icon_part = "";
  76
  77                 icon_part = "<img src='" + get_feed_icon(feed) + "'/>";
  78
  79                 var tmp_html = "<li>" +
  80                         icon_part +
  81                         "<a href=\"#\" onclick=\"viewfeed("+feed.id+")\">" + feed.title +
  82                         "<div class='unread-ctr'>" + feed.unread + "</div>" +
  83                         "</li>";
  84
  85                 $("feeds-content").innerHTML += tmp_html;
  86
  87         } catch (e) {
  88                 exception_error("add_feed_entry", e);
  89         }
  90 }
  91
  92 function add_latest_entry(article, feed) {
  93         try {
  94
  95
  96                 //$("latest-content").innerHTML += "bbb";
  97
  98         } catch (e) {
  99                 exception_error("add_latest_entry", e);
 100         }
 101 }
 102
 103 function add_headline_entry(article, feed) {
 104         try {
 105
 106                 var icon_part = "";
 107
 108                 if (article.has_icon)
 109                         icon_part = "<img src='icons/" + article.feed_id + ".ico'/>";
 110
 111                 var tmp_html = "<li>" +
 112                         icon_part +
 113                         "<a class='title'>" + article.title + "</a>" +
 114                         "<div class='body'><div class='excerpt'>" + article.excerpt + "</div>" +
 115                         "<div class='info'><a>" + feed.title + "</a> " + " @ " +
 116                                 new Date(article.updated * 1000) + "</div>" +
 117                         "</div></li>";
 118
 119                 $("headlines-content").innerHTML += tmp_html;
 120
 121         } catch (e) {
 122                 exception_error("add_headline_entry", e);
 123         }
 124 }
 125
 126 function digest_update(transport) {
 127         try {
 128                 var feeds = transport.responseXML.getElementsByTagName('feeds')[0];
 129                 var headlines = transport.responseXML.getElementsByTagName('headlines')[0];
 130
 131                 if (feeds) {
 132                         feeds = eval("(" + feeds.firstChild.nodeValue + ")");
 133
 134                         last_feeds = feeds;
 135
 136                         $('feeds-content').innerHTML = "";
 137
 138                         for (var i = 0; i < feeds.length; i++) {
 139                                 add_feed_entry(feeds[i]);
 140                         }
 141                 } else {
 142                         feeds = last_feeds;
 143                 }
 144
 145                 if (headlines) {
 146                         headlines = eval("(" + headlines.firstChild.nodeValue + ")");
 147
 148                         $('headlines-content').innerHTML = "";
 149
 150                         Element.hide('headlines-content');
 151
 152                         for (var i = 0; i < headlines.length; i++) {
 153                                 add_headline_entry(headlines[i], find_feed(feeds, headlines[i].feed_id));
 154                         }
 155
 156                         $('headlines-content').innerHTML += "<li>" +
 157                                 "<div class='body'><a href=\"#\" onclick=\"viewfeed(false, 10)\">" +
 158                                 __("More articles...") + "</a></div></li>";
 159
 160                         new Effect.Appear('headlines-content');
 161
 162                 }
 163
 164         } catch (e) {
 165                 exception_error("digest_update", e);
 166         }
 167         }
 168
 169 function digest_init() {
 170         try {
 171
 172                 new Ajax.Request("backend.php", {
 173                         parameters: "backend.php?op=rpc&subop=digest-init",
 174                         onComplete: function(transport) {
 175                                 digest_update(transport);
 176                                 window.setTimeout('viewfeed(-4)', 100);
 177                                 } });
 178
 179         } catch (e) {
 180                 exception_error("digest_init", e);
 181         }
 182 }