utils/notifier/background.html

   1 <html>
   2 <script type="text/javascript">
   3
   4 var last_updated = 0;
   5 var feeds_last_updated = 0;
   6 var prefs_last_updated = 0;
   7
   8 function param_escape(arg) {
   9         if (typeof encodeURIComponent != 'undefined')
  10                 return encodeURIComponent(arg);
  11         else
  12                 return escape(arg);
  13 }
  14
  15 function update_feeds() {
  16
  17         console.log("feeds update");
  18
  19         var requestUrl = localStorage["site_url"] + "/public.php?op=globalUpdateFeeds";
  20
  21         var xhr = new XMLHttpRequest();
  22
  23         xhr.open("POST", requestUrl, true);
  24         xhr.send();
  25
  26         var d = new Date();
  27         localStorage["last_feeds_updated"] = d.getTime();
  28 }
  29
  30 function update() {
  31         console.log("update");
  32
  33         var d = new Date();
  34         var login = localStorage["login"];
  35         var single_user = localStorage["single_user"];
  36
  37         if (single_user == "1") login = "admin";
  38
  39         var requestUrl = localStorage["site_url"] + "/public.php";
  40         var params = "op=getUnread&fresh=1&login=" + param_escape(login);
  41
  42         var xhr = new XMLHttpRequest();
  43
  44         xhr.open("POST", requestUrl, true);
  45         xhr.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
  46         xhr.send(params);
  47
  48         xhr.onreadystatechange = function() {
  49                 if (xhr.readyState == 4) {
  50
  51                         var icon = new Object();
  52                         var title = new Object();
  53                         var badge = new Object();
  54                         var badge_color = new Object();
  55
  56                         // init stuff
  57                         icon.path = "images/normal.png";
  58                         title.title = "";
  59                         badge.text = "";
  60                         badge_color.color = [0, 0, 0, 0];
  61
  62                         var show_badge = localStorage["show_badge"] == "1";
  63                         var show_fresh = localStorage["show_fresh"] == "1";
  64
  65                         if (xhr.status == 200) {
  66                                 var response = xhr.responseText.split(";");
  67
  68                                 var unread = parseInt(response[0]);
  69
  70                                 if (isNaN(unread)) unread = 0;
  71
  72                                 var fresh;
  73
  74                                 if (response.length == 2)
  75                                         fresh = parseInt(response[1]);
  76                                 else
  77                                         fresh = 0;
  78
  79                                 if (isNaN(fresh)) fresh = 0;
  80
  81                                 if (unread > 0) {
  82                                         icon.path = "images/alert.png";
  83                                         title.title = "You have %s unread articles.".replace("%s", unread);
  84
  85                                         if (show_fresh && fresh > 0) {
  86                                                 badge.text = fresh + "";
  87                                                 badge_color.color = [0, 200, 0, 255];
  88                                         } else {
  89                                                 badge.text = unread + "";
  90                                                 badge_color.color = [255, 0, 0, 255];
  91                                         }
  92
  93                                 } else if (unread == -1) {
  94                                         icon.path = "images/error.png";
  95
  96                                         var errorMsg = xhr.responseText.split(";")[1];
  97
  98                                         title.title = "Error: %s.".replace("%s", errorMsg.trim());
  99
 100                                 } else {
 101                                         title.title = "You have no unread articles.";
 102                                 }
 103
 104                                 localStorage["last_updated"] = d.getTime();
 105                                 localStorage["last_error"] = "";
 106                         } else {
 107                                 localStorage["last_error"] = xhr.responseText;
 108
 109                                 icon.path = "images/error.png";
 110                                 title.title = "Error (%s) while updating.".replace("%s", xhr.status);
 111                         }
 112
 113                         if (!show_badge) badge.text = "";
 114
 115                         chrome.browserAction.setBadgeBackgroundColor(badge_color);
 116                         chrome.browserAction.setBadgeText(badge);
 117                         chrome.browserAction.setTitle(title);
 118                         chrome.browserAction.setIcon(icon);
 119
 120                 }
 121         };
 122
 123 }
 124
 125 function timeout() {
 126
 127         var update_interval;
 128         var prefs_updated;
 129         var feeds_update_interval = 30 * 60 * 1000;
 130
 131         if (localStorage["update_interval"])
 132                 update_interval = localStorage["update_interval"] * 60 * 1000;
 133         else
 134                 update_interval = 15 * 60 * 1000;
 135
 136         if (localStorage["prefs_updated"])
 137                 prefs_updated = localStorage["prefs_updated"];
 138         else
 139                 prefs_updated = -1;
 140
 141         var d = new Date();
 142
 143         if (d.getTime() > last_updated + update_interval ||
 144                         prefs_updated != prefs_last_updated) {
 145
 146                 last_updated = d.getTime();
 147                 try {
 148                         update();
 149                 } catch (e) {
 150                         console.warn(e);
 151                 }
 152         }
 153
 154         if (localStorage['update_feeds'] == 1 && (d.getTime() > feeds_last_updated + feeds_update_interval || prefs_updated != prefs_last_updated)) {
 155
 156                 feeds_last_updated = d.getTime();
 157
 158                 try {
 159                         update_feeds();
 160                 } catch (e) {
 161                         console.warn(e);
 162                 }
 163
 164         }
 165
 166         prefs_last_updated = prefs_updated;
 167
 168         window.setTimeout("timeout()", 1000);
 169 }
 170
 171 function init() {
 172
 173         chrome.browserAction.onClicked.addListener(function() {
 174                 var site_url = localStorage['site_url'];
 175
 176                 if (site_url) {
 177                         var cp = new Object();
 178
 179                         cp.url = site_url;
 180
 181                         chrome.tabs.create(cp);
 182                 }
 183
 184         });
 185
 186         window.setTimeout("timeout()", 1000);
 187
 188 }
 189 </script>
 190
 191 <body onload="init()"> </body>
 192
 193 </html>