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 var active_feed = false;
   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
  30 function feedlist_callback() {
  31         var container = document.getElementById('feeds');
  32         if (xmlhttp.readyState == 4) {
  33                 container.innerHTML=xmlhttp.responseText;
  34
  35                 if (active_feed) {
  36                         var row = document.getElementById("FEEDR-" + active_feed);
  37                         if (row) {
  38                                 if (!row.className.match("Selected")) {
  39                                         row.className = row.className + "Selected";
  40                                 }
  41                         }
  42                         var checkbox = document.getElementById("FRCHK-" + active_feed);
  43                         if (checkbox) {
  44                                 checkbox.checked = true;
  45                         }
  46                 }
  47         }
  48 }
  49
  50 function notify_callback() {
  51         var container = document.getElementById('notify');
  52         if (xmlhttp.readyState == 4) {
  53                 container.innerHTML=xmlhttp.responseText;
  54         }
  55 }
  56
  57
  58 function updateFeedList() {
  59
  60         if (!xmlhttp_ready(xmlhttp)) {
  61                 printLockingError();
  62                 return
  63         }
  64
  65         document.getElementById("feeds").innerHTML = "Loading feeds, please wait...";
  66
  67         xmlhttp.open("GET", "backend.php?op=pref-feeds", true);
  68         xmlhttp.onreadystatechange=feedlist_callback;
  69         xmlhttp.send(null);
  70
  71 }
  72
  73 function toggleSelectRow(sender) {
  74         var parent_row = sender.parentNode.parentNode;
  75
  76         if (sender.checked) {
  77                 if (!parent_row.className.match("Selected")) {
  78                         parent_row.className = parent_row.className + "Selected";
  79                 }
  80         } else {
  81                 if (parent_row.className.match("Selected")) {
  82                         parent_row.className = parent_row.className.replace("Selected", "");
  83                 }
  84         }
  85 }
  86
  87 function addFeed() {
  88
  89         if (!xmlhttp_ready(xmlhttp)) {
  90                 printLockingError();
  91                 return
  92         }
  93
  94         var link = document.getElementById("fadd_link");
  95
  96         if (link.value.length == 0) {
  97                 notify("Missing feed URL.");
  98         } else {
  99                 notify("Adding feed...");
 100
 101                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=add&link=" +
 102                         param_escape(link.value), true);
 103                 xmlhttp.onreadystatechange=feedlist_callback;
 104                 xmlhttp.send(null);
 105
 106                 link.value = "";
 107
 108         }
 109
 110 }
 111
 112 function editFeed(feed) {
 113
 114 //      notify("Editing feed...");
 115
 116         if (!xmlhttp_ready(xmlhttp)) {
 117                 printLockingError();
 118                 return
 119         }
 120
 121         active_feed = feed;
 122
 123         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=edit&id=" +
 124                 param_escape(feed), true);
 125         xmlhttp.onreadystatechange=feedlist_callback;
 126         xmlhttp.send(null);
 127
 128 }
 129
 130 function getSelectedFeeds() {
 131
 132         var content = document.getElementById("prefFeedList");
 133
 134         var sel_rows = new Array();
 135
 136         for (i = 0; i < content.rows.length; i++) {
 137                 if (content.rows[i].className.match("Selected")) {
 138                         var row_id = content.rows[i].id.replace("FEEDR-", "");
 139                         sel_rows.push(row_id);
 140                 }
 141         }
 142
 143         return sel_rows;
 144 }
 145
 146 function readSelectedFeeds() {
 147
 148         if (!xmlhttp_ready(xmlhttp)) {
 149                 printLockingError();
 150                 return
 151         }
 152
 153         var sel_rows = getSelectedFeeds();
 154
 155         if (sel_rows.length > 0) {
 156
 157                 notify("Marking selected feeds as read...");
 158
 159                 xmlhttp.open("GET", "backend.php?op=pref-rpc&subop=unread&ids="+
 160                         param_escape(sel_rows.toString()), true);
 161                 xmlhttp.onreadystatechange=notify_callback;
 162                 xmlhttp.send(null);
 163
 164         } else {
 165
 166                 notify("Please select some feeds first.");
 167
 168         }
 169 }
 170
 171 function unreadSelectedFeeds() {
 172
 173         if (!xmlhttp_ready(xmlhttp)) {
 174                 printLockingError();
 175                 return
 176         }
 177
 178         var sel_rows = getSelectedFeeds();
 179
 180         if (sel_rows.length > 0) {
 181
 182                 notify("Marking selected feeds as unread...");
 183
 184                 xmlhttp.open("GET", "backend.php?op=pref-rpc&subop=unread&ids="+
 185                         param_escape(sel_rows.toString()), true);
 186                 xmlhttp.onreadystatechange=notify_callback;
 187                 xmlhttp.send(null);
 188
 189         } else {
 190
 191                 notify("Please select some feeds first.");
 192
 193         }
 194 }
 195
 196 function removeSelectedFeeds() {
 197
 198         if (!xmlhttp_ready(xmlhttp)) {
 199                 printLockingError();
 200                 return
 201         }
 202
 203         var sel_rows = getSelectedFeeds();
 204
 205         if (sel_rows.length > 0) {
 206
 207                 notify("Removing selected feeds...");
 208
 209                 xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=remove&ids="+
 210                         param_escape(sel_rows.toString()), true);
 211                 xmlhttp.onreadystatechange=feedlist_callback;
 212                 xmlhttp.send(null);
 213
 214         } else {
 215
 216                 notify("Please select some feeds first.");
 217
 218         }
 219
 220 }
 221
 222 function feedEditCancel() {
 223
 224         if (!xmlhttp_ready(xmlhttp)) {
 225                 printLockingError();
 226                 return
 227         }
 228
 229         active_feed = false;
 230
 231         notify("Operation cancelled.");
 232
 233         xmlhttp.open("GET", "backend.php?op=pref-feeds", true);
 234         xmlhttp.onreadystatechange=feedlist_callback;
 235         xmlhttp.send(null);
 236
 237 }
 238
 239 function feedEditSave(feed) {
 240
 241         if (!xmlhttp_ready(xmlhttp)) {
 242                 printLockingError();
 243                 return
 244         }
 245
 246         notify("Saving feed.");
 247
 248         var link = document.getElementById("fedit_link").value;
 249         var title = document.getElementById("fedit_title").value;
 250
 251         if (link.length == 0) {
 252                 notify("Feed link cannot be blank.");
 253                 return;
 254         }
 255
 256         if (title.length == 0) {
 257                 notify("Feed title cannot be blank.");
 258                 return;
 259         }
 260
 261         xmlhttp.open("GET", "backend.php?op=pref-feeds&subop=editSave&id=" +
 262                 feed + "&l=" + param_escape(link) + "&t=" + param_escape(title) ,true);
 263         xmlhttp.onreadystatechange=feedlist_callback;
 264         xmlhttp.send(null);
 265
 266 }
 267
 268 function editSelectedFeed() {
 269         var rows = getSelectedFeeds();
 270
 271         if (rows.length == 0) {
 272                 notify("No feeds are selected.");
 273                 return;
 274         }
 275
 276         if (rows.length > 1) {
 277                 notify("Please select one feed.");
 278                 return;
 279         }
 280
 281         editFeed(rows[0]);
 282
 283 }
 284
 285 function localPiggieFunction(enable) {
 286         if (enable) {
 287                 piggie.style.display = "block";
 288                 seq = "";
 289                 notify("I loveded it!!!");
 290         } else {
 291                 piggie.style.display = "none";
 292                 notify("");
 293         }
 294 }
 295
 296 function init() {
 297
 298         // IE kludge
 299
 300         if (!xmlhttp) {
 301                 document.getElementById("prefContent").innerHTML =
 302                         "<b>Fatal error:</b> This program needs XmlHttpRequest " +
 303                         "to function properly. Your browser doesn't seem to support it.";
 304                 return;
 305         }
 306
 307         updateFeedList();
 308         document.onkeydown = hotkey_handler;
 309         notify("");
 310
 311 }