tt-rss.js

   1 /*
   2         This program is Copyright (c) 2003-2005 Andrew Dolgov <cthulhoo@gmail.com>
   3         Licensed under GPL v.2 or (at your preference) any later version.
   4 */
   5
   6 var xmlhttp = false;
   7
   8 var total_unread = 0;
   9
  10 /*@cc_on @*/
  11 /*@if (@_jscript_version >= 5)
  12 // JScript gives us Conditional compilation, we can cope with old IE versions.
  13 // and security blocked creation of the objects.
  14 try {
  15         xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
  16 } catch (e) {
  17         try {
  18                 xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
  19         } catch (E) {
  20                 xmlhttp = false;
  21         }
  22 }
  23 @end @*/
  24
  25 if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
  26         xmlhttp = new XMLHttpRequest();
  27 }
  28
  29 function feedlist_callback() {
  30         var container = document.getElementById('feeds');
  31         if (xmlhttp.readyState == 4) {
  32                 container.innerHTML=xmlhttp.responseText;
  33
  34                 var feedtu = document.getElementById("FEEDTU");
  35
  36                 if (feedtu) {
  37                         total_unread = feedtu.innerHTML;
  38                         update_title();
  39                 }
  40
  41                 notify("");
  42         }
  43 }
  44
  45 function viewfeed_callback() {
  46         var container = document.getElementById('headlines');
  47         if (xmlhttp.readyState == 4) {
  48                 container.innerHTML = xmlhttp.responseText;
  49
  50                 var factive = document.getElementById("FACTIVE");
  51                 var funread = document.getElementById("FUNREAD");
  52                 var ftotal = document.getElementById("FTOTAL");
  53
  54                 if (ftotal && factive && funread) {
  55                         var feed_id = factive.innerHTML;
  56
  57                         var feedr = document.getElementById("FEEDR-" + feed_id);
  58                         var feedt = document.getElementById("FEEDT-" + feed_id);
  59                         var feedu = document.getElementById("FEEDU-" + feed_id);
  60
  61                         feedt.innerHTML = ftotal.innerHTML;
  62                         feedu.innerHTML = funread.innerHTML;
  63
  64                         if (feedu.innerHTML > 0 && !feedr.className.match("Unread")) {
  65                                         feedr.className = feedr.className + "Unread";
  66                         } else if (feedu.innerHTML <= 0) {
  67                                         feedr.className = feedr.className.replace("Unread", "");
  68                         }
  69
  70                 }
  71
  72                 notify("");
  73
  74         }
  75 }
  76
  77 function view_callback() {
  78         var container = document.getElementById('content');
  79         if (xmlhttp.readyState == 4) {
  80                 container.innerHTML=xmlhttp.responseText;
  81         }
  82 }
  83
  84
  85 function updateFeedList(called_from_timer, fetch) {
  86
  87         if (called_from_timer != true) {
  88                 //document.getElementById("feeds").innerHTML = "Loading feeds, please wait...";
  89                 notify("Updating feeds...");
  90         }
  91
  92         var query_str = "backend.php?op=feeds";
  93
  94         if (fetch) query_str = query_str + "&fetch=yes";
  95
  96         xmlhttp.open("GET", query_str, true);
  97         xmlhttp.onreadystatechange=feedlist_callback;
  98         xmlhttp.send(null);
  99
 100 }
 101
 102 function catchupAllFeeds() {
 103         var query_str = "backend.php?op=feeds&subop=catchupAll";
 104
 105         notify("Marking all feeds as read...");
 106
 107         xmlhttp.open("GET", query_str, true);
 108         xmlhttp.onreadystatechange=feedlist_callback;
 109         xmlhttp.send(null);
 110
 111 }
 112
 113 function viewfeed(feed, skip, subop) {
 114
 115 //      document.getElementById('headlines').innerHTML='Loading headlines, please wait...';
 116 //      document.getElementById('content').innerHTML='&nbsp;';
 117
 118         xmlhttp.open("GET", "backend.php?op=viewfeed&feed=" + param_escape(feed) +
 119                 "&skip=" + param_escape(skip) + "&subop=" + param_escape(subop) , true);
 120         xmlhttp.onreadystatechange=viewfeed_callback;
 121         xmlhttp.send(null);
 122
 123         notify("Loading headlines...");
 124
 125 }
 126
 127 function view(id,feed_id) {
 128
 129         var crow = document.getElementById("RROW-" + id);
 130
 131         if (crow.className.match("Unread")) {
 132                 var umark = document.getElementById("FEEDU-" + feed_id);
 133                 umark.innerHTML = umark.innerHTML - 1;
 134                 crow.className = crow.className.replace("Unread", "");
 135
 136                 if (umark.innerHTML == "0") {
 137                         var feedr = document.getElementById("FEEDR-" + feed_id);
 138                         feedr.className = feedr.className.replace("Unread", "");
 139                 }
 140
 141                 total_unread--;
 142
 143                 update_title();
 144         }
 145
 146         var upd_img_pic = document.getElementById("FUPDPIC-" + id);
 147
 148         if (upd_img_pic) {
 149                 upd_img_pic.innerHTML = "";
 150         }
 151
 152         document.getElementById('content').innerHTML='Loading, please wait...';
 153
 154         xmlhttp.open("GET", "backend.php?op=view&id=" + param_escape(id), true);
 155         xmlhttp.onreadystatechange=view_callback;
 156         xmlhttp.send(null);
 157
 158 }
 159
 160 function timeout() {
 161
 162         updateFeedList(true);
 163
 164         setTimeout("timeout()", 1800*1000);
 165
 166 }
 167
 168 function search(feed, sender) {
 169
 170         notify("Search: " + feed + ", " + sender.value)
 171
 172         document.getElementById('headlines').innerHTML='Loading headlines, please wait...';
 173         document.getElementById('content').innerHTML='&nbsp;';
 174
 175         xmlhttp.open("GET", "backend.php?op=viewfeed&feed=" + param_escape(feed) +
 176                 "&search=" + param_escape(sender.value) + "&ext=SEARCH", true);
 177         xmlhttp.onreadystatechange=viewfeed_callback;
 178         xmlhttp.send(null);
 179
 180 }
 181
 182 function update_title() {
 183         //document.title = "Tiny Tiny RSS (" + total_unread + " unread)";
 184 }
 185
 186 function init() {
 187         updateFeedList(false, false);
 188         setTimeout("timeout()", 1800*1000);
 189 }