prefs.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 /*@cc_on @*/
   9 /*@if (@_jscript_version >= 5)
  10 // JScript gives us Conditional compilation, we can cope with old IE versions.
  11 // and security blocked creation of the objects.
  12 try {
  13         xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
  14 } catch (e) {
  15         try {
  16                 xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
  17         } catch (E) {
  18                 xmlhttp = false;
  19         }
  20 }
  21 @end @*/
  22
  23 if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
  24         xmlhttp = new XMLHttpRequest();
  25 }
  26
  27
  28 function feedlist_callback() {
  29         var container = document.getElementById('feeds');
  30         if (xmlhttp.readyState == 4) {
  31                 container.innerHTML=xmlhttp.responseText;
  32         }
  33 }
  34
  35 function notify_callback() {
  36         var container = document.getElementById('notify');
  37         if (xmlhttp.readyState == 4) {
  38                 container.innerHTML=xmlhttp.responseText;
  39         }
  40 }
  41
  42
  43 function updateFeedList() {
  44
  45         if (!xmlhttp_ready(xmlhttp)) {
  46                 printLockingError();
  47                 return
  48         }
  49
  50         document.getElementById("feeds").innerHTML = "Loading feeds, please wait...";
  51
  52         xmlhttp.open("GET", "backend.php?op=pref-feeds", true);
  53         xmlhttp.onreadystatechange=feedlist_callback;
  54         xmlhttp.send(null);
  55
  56 }
  57
  58 function toggleSelectRow(sender) {
  59         var parent_row = sender.parentNode.parentNode;
  60
  61         if (sender.checked) {
  62                 if (!parent_row.className.match("Selected")) {
  63                         parent_row.className = parent_row.className + "Selected";
  64                 }
  65         } else {
  66                 if (parent_row.className.match("Selected")) {
  67                         parent_row.className = parent_row.className.replace("Selected", "");
  68                 }
  69         }
  70 }
  71
  72 function addFeed() {
  73
  74         if (!xmlhttp_ready(xmlhttp)) {
  75                 printLockingError();
  76                 return
  77         }
  78
  79         var link = document.getElementById("fadd_link");
  80
  81         if (link.value.length == 0) {
  82                 notify("Missing feed URL.");
  83         } else {
  84                 notify("Adding feed...");
  85
  86                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=add&link=" +
  87                         param_escape(link.value), true);
  88                 xmlhttp.onreadystatechange=feedlist_callback;
  89                 xmlhttp.send(null);
  90
  91                 link.value = "";
  92
  93         }
  94
  95 }
  96
  97 function editFeed(feed) {
  98
  99 //      notify("Editing feed...");
 100
 101         if (!xmlhttp_ready(xmlhttp)) {
 102                 printLockingError();
 103                 return
 104         }
 105
 106         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=edit&id=" +
 107                 param_escape(feed), true);
 108         xmlhttp.onreadystatechange=feedlist_callback;
 109         xmlhttp.send(null);
 110
 111 }
 112
 113 function getSelectedFeeds() {
 114
 115         var content = document.getElementById("prefFeedList");
 116
 117         var sel_rows = new Array();
 118
 119         for (i = 0; i < content.rows.length; i++) {
 120                 if (content.rows[i].className.match("Selected")) {
 121                         var row_id = content.rows[i].id.replace("FEEDR-", "");
 122                         sel_rows.push(row_id);
 123                 }
 124         }
 125
 126         return sel_rows;
 127 }
 128
 129 function readSelectedFeeds() {
 130
 131         if (!xmlhttp_ready(xmlhttp)) {
 132                 printLockingError();
 133                 return
 134         }
 135
 136         var sel_rows = getSelectedFeeds();
 137
 138         if (sel_rows.length > 0) {
 139
 140                 notify("Marking selected feeds as read...");
 141
 142                 xmlhttp.open("GET", "backend.php?op=pref-rpc&subop=unread&ids="+
 143                         param_escape(sel_rows.toString()), true);
 144                 xmlhttp.onreadystatechange=notify_callback;
 145                 xmlhttp.send(null);
 146
 147         } else {
 148
 149                 notify("Please select some feeds first.");
 150
 151         }
 152 }
 153
 154 function unreadSelectedFeeds() {
 155
 156         if (!xmlhttp_ready(xmlhttp)) {
 157                 printLockingError();
 158                 return
 159         }
 160
 161         var sel_rows = getSelectedFeeds();
 162
 163         if (sel_rows.length > 0) {
 164
 165                 notify("Marking selected feeds as unread...");
 166
 167                 xmlhttp.open("GET", "backend.php?op=pref-rpc&subop=unread&ids="+
 168                         param_escape(sel_rows.toString()), true);
 169                 xmlhttp.onreadystatechange=notify_callback;
 170                 xmlhttp.send(null);
 171
 172         } else {
 173
 174                 notify("Please select some feeds first.");
 175
 176         }
 177 }
 178
 179 function removeSelectedFeeds() {
 180
 181         if (!xmlhttp_ready(xmlhttp)) {
 182                 printLockingError();
 183                 return
 184         }
 185
 186         var sel_rows = getSelectedFeeds();
 187
 188         if (sel_rows.length > 0) {
 189
 190                 notify("Removing selected feeds...");
 191
 192                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=remove&ids="+
 193                         param_escape(sel_rows.toString()), true);
 194                 xmlhttp.onreadystatechange=feedlist_callback;
 195                 xmlhttp.send(null);
 196
 197         } else {
 198
 199                 notify("Please select some feeds first.");
 200
 201         }
 202
 203 }
 204
 205 function feedEditCancel() {
 206
 207         if (!xmlhttp_ready(xmlhttp)) {
 208                 printLockingError();
 209                 return
 210         }
 211
 212         notify("Operation cancelled.");
 213
 214         xmlhttp.open("GET", "backend.php?op=pref-feeds", true);
 215         xmlhttp.onreadystatechange=feedlist_callback;
 216         xmlhttp.send(null);
 217
 218 }
 219
 220 function feedEditSave(feed) {
 221
 222         if (!xmlhttp_ready(xmlhttp)) {
 223                 printLockingError();
 224                 return
 225         }
 226
 227         notify("Saving feed.");
 228
 229         var link = document.getElementById("fedit_link").value;
 230         var title = document.getElementById("fedit_title").value;
 231
 232         if (link.length == 0) {
 233                 notify("Feed link cannot be blank.");
 234                 return;
 235         }
 236
 237         if (title.length == 0) {
 238                 notify("Feed title cannot be blank.");
 239                 return;
 240         }
 241
 242         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editSave&id=" +
 243                 feed + "&l=" + param_escape(link) + "&t=" + param_escape(title) ,true);
 244         xmlhttp.onreadystatechange=feedlist_callback;
 245         xmlhttp.send(null);
 246
 247 }
 248
 249 function editSelectedFeed() {
 250         var rows = getSelectedFeeds();
 251
 252         if (rows.length == 0) {
 253                 notify("No feeds are selected.");
 254                 return;
 255         }
 256
 257         if (rows.length > 1) {
 258                 notify("Please select one feed.");
 259                 return;
 260         }
 261
 262         editFeed(rows[0]);
 263
 264 }
 265
 266 function localPiggieFunction(enable) {
 267         if (enable) {
 268                 piggie.style.display = "block";
 269                 seq = "";
 270                 notify("I loveded it!!!");
 271         } else {
 272                 piggie.style.display = "none";
 273                 notify("");
 274         }
 275 }
 276
 277 function init() {
 278
 279         // IE kludge
 280
 281         if (xmlhttp && !xmlhttp_rpc) {
 282                 xmlhttp_rpc = xmlhttp;
 283         }
 284
 285         if (!xmlhttp || !xmlhttp_rpc) {
 286                 document.getElementById("prefContent").innerHTML =
 287                         "<b>Fatal error:</b> This program needs XmlHttpRequest " +
 288                         "to function properly. Your browser doesn't seem to support it.";
 289                 return;
 290         }
 291
 292         updateFeedList();
 293         document.onkeydown = hotkey_handler;
 294         notify("");
 295
 296 }