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 }
  42
  43 function viewfeed_callback() {
  44         var container = document.getElementById('headlines');
  45         if (xmlhttp.readyState == 4) {
  46                 container.innerHTML = xmlhttp.responseText;
  47
  48                 var factive = document.getElementById("FACTIVE");
  49                 var funread = document.getElementById("FUNREAD");
  50                 var ftotal = document.getElementById("FTOTAL");
  51
  52                 if (ftotal && factive && funread) {
  53                         var feed_id = factive.innerHTML;
  54
  55                         var feedr = document.getElementById("FEEDR-" + feed_id);
  56                         var feedt = document.getElementById("FEEDT-" + feed_id);
  57                         var feedu = document.getElementById("FEEDU-" + feed_id);
  58
  59                         feedt.innerHTML = ftotal.innerHTML;
  60                         feedu.innerHTML = funread.innerHTML;
  61
  62                         if (feedu.innerHTML > 0 && !feedr.className.match("Unread")) {
  63                                         feedr.className = feedr.className + "Unread";
  64                         } else if (feedu.innerHTML <= 0) {
  65                                         feedr.className = feedr.className.replace("Unread", "");
  66                         }
  67
  68                 }
  69         }
  70 }
  71
  72 function view_callback() {
  73         var container = document.getElementById('content');
  74         if (xmlhttp.readyState == 4) {
  75                 container.innerHTML=xmlhttp.responseText;
  76         }
  77 }
  78
  79
  80 function update_feed_list(called_from_timer, fetch) {
  81
  82         if (called_from_timer != true) {
  83                 document.getElementById("feeds").innerHTML = "Loading feeds, please wait...";
  84         }
  85
  86         var query_str = "backend.php?op=feeds";
  87
  88         if (fetch) query_str = query_str + "&fetch=yes";
  89
  90         xmlhttp.open("GET", query_str, true);
  91         xmlhttp.onreadystatechange=feedlist_callback;
  92         xmlhttp.send(null);
  93
  94
  95 }
  96
  97 function viewfeed(feed, skip, ext) {
  98
  99 //      notify("view-feed: " + feed);
 100
 101         document.getElementById('headlines').innerHTML='Loading headlines, please wait...';
 102         document.getElementById('content').innerHTML='&nbsp;';
 103
 104         xmlhttp.open("GET", "backend.php?op=viewfeed&feed=" + param_escape(feed) +
 105                 "&skip=" + param_escape(skip) + "&ext=" + param_escape(ext) , true);
 106         xmlhttp.onreadystatechange=viewfeed_callback;
 107         xmlhttp.send(null);
 108
 109 }
 110
 111 function view(id,feed_id) {
 112
 113         var crow = document.getElementById("RROW-" + id);
 114
 115         if (crow.className.match("Unread")) {
 116                 var umark = document.getElementById("FEEDU-" + feed_id);
 117                 umark.innerHTML = umark.innerHTML - 1;
 118                 crow.className = crow.className.replace("Unread", "");
 119
 120                 if (umark.innerHTML == "0") {
 121                         var feedr = document.getElementById("FEEDR-" + feed_id);
 122                         feedr.className = feedr.className.replace("Unread", "");
 123                 }
 124
 125                 total_unread--;
 126
 127                 update_title();
 128         }
 129
 130         document.getElementById('content').innerHTML='Loading, please wait...';
 131
 132         xmlhttp.open("GET", "backend.php?op=view&id=" + param_escape(id), true);
 133         xmlhttp.onreadystatechange=view_callback;
 134         xmlhttp.send(null);
 135
 136 }
 137
 138 function timeout() {
 139
 140         update_feed_list(true);
 141
 142         setTimeout("timeout()", 1800*1000);
 143
 144 }
 145
 146 function search(feed, sender) {
 147
 148         notify("Search: " + feed + ", " + sender.value)
 149
 150         document.getElementById('headlines').innerHTML='Loading headlines, please wait...';
 151         document.getElementById('content').innerHTML='&nbsp;';
 152
 153         xmlhttp.open("GET", "backend.php?op=viewfeed&feed=" + param_escape(feed) +
 154                 "&search=" + param_escape(sender.value) + "&ext=SEARCH", true);
 155         xmlhttp.onreadystatechange=viewfeed_callback;
 156         xmlhttp.send(null);
 157
 158 }
 159
 160 function update_title() {
 161         //document.title = "Tiny Tiny RSS (" + total_unread + " unread)";
 162 }
 163
 164 function init() {
 165         update_feed_list(false, false);
 166         setTimeout("timeout()", 1800*1000);
 167 }