viewfeed.js

   1 var active_post_id = false;
   2 var total_unread = 0;
   3
   4 var xmlhttp_rpc = false;
   5
   6 /*@cc_on @*/
   7 /*@if (@_jscript_version >= 5)
   8 // JScript gives us Conditional compilation, we can cope with old IE versions.
   9 // and security blocked creation of the objects.
  10 try {
  11         xmlhttp_rpc = new ActiveXObject("Msxml2.XMLHTTP");
  12 } catch (e) {
  13         try {
  14                 xmlhttp_rpc = new ActiveXObject("Microsoft.XMLHTTP");
  15         } catch (E) {
  16                 xmlhttp_rpc = false;
  17         }
  18 }
  19 @end @*/
  20
  21 if (!xmlhttp_rpc && typeof XMLHttpRequest!='undefined') {
  22         xmlhttp_rpc = new XMLHttpRequest();
  23 }
  24
  25 function view(id, feed_id) {
  26
  27 //      p_notify("Loading article...");
  28
  29         var f_document = parent.frames["feeds-frame"].document;
  30         var h_document = document;
  31         var m_document = parent.document;
  32
  33         enableHotkeys();
  34
  35         var crow = h_document.getElementById("RROW-" + id);
  36
  37 /*      if (crow.className.match("Unread")) {
  38                 var umark = f_document.getElementById("FEEDU-" + feed_id);
  39
  40                 umark.innerHTML = umark.innerHTML - 1;
  41                 crow.className = crow.className.replace("Unread", "");
  42
  43                 if (umark.innerHTML == "0") {
  44                         var feedr = f_document.getElementById("FEEDR-" + feed_id);
  45                         feedr.className = feedr.className.replace("Unread", "");
  46
  47                         var feedctr = f_document.getElementById("FEEDCTR-" + feed_id);
  48
  49                         if (feedctr) {
  50                                 feedctr.className = "invisible";
  51                         }
  52                 }
  53
  54                 total_unread--;
  55         }        */
  56
  57         crow.className = crow.className.replace("Unread", "");
  58
  59         cleanSelected("headlinesList");
  60
  61         var upd_img_pic = h_document.getElementById("FUPDPIC-" + id);
  62
  63         if (upd_img_pic) {
  64                 upd_img_pic.src = "images/blank_icon.gif";
  65         }
  66
  67         active_post_id = id;
  68         setActiveFeedId(feed_id);
  69
  70         var content = m_document.getElementById("content-frame");
  71
  72         if (content) {
  73                 content.src = "backend.php?op=view&addheader=true&id=" + param_escape(id) +
  74                         "&feed=" + param_escape(feed_id);
  75                 markHeadline(active_post_id);
  76         }
  77
  78 }
  79
  80 function toggleMark(id) {
  81
  82         var f_document = parent.frames["feeds-frame"].document;
  83
  84         if (!xmlhttp_ready(xmlhttp_rpc)) {
  85                 printLockingError();
  86                 return;
  87         }
  88
  89         var query = "backend.php?op=rpc&id=" + id + "&subop=mark";
  90
  91         var mark_img = document.getElementById("FMARKPIC-" + id);
  92         var vfeedu = f_document.getElementById("FEEDU--1");
  93         var crow = document.getElementById("RROW-" + id);
  94
  95 //      alert(vfeedu);
  96
  97         if (mark_img.alt != "Reset mark") {
  98                 mark_img.src = "images/mark_set.png";
  99                 mark_img.alt = "Reset mark";
 100                 mark_img.setAttribute('onclick', 'javascript:toggleMark('+id+')');
 101                 query = query + "&mark=1";
 102
 103                 if (vfeedu && crow.className.match("Unread")) {
 104                         vfeedu.innerHTML = (+vfeedu.innerHTML) + 1;
 105                 }
 106
 107         } else {
 108                 mark_img.src = "images/mark_unset.png";
 109                 mark_img.alt = "Set mark";
 110                 mark_img.setAttribute('onclick', 'javascript:toggleMark('+id+')');
 111                 query = query + "&mark=0";
 112
 113                 if (vfeedu && crow.className.match("Unread")) {
 114                         vfeedu.innerHTML = (+vfeedu.innerHTML) - 1;
 115                 }
 116
 117         }
 118
 119         var vfeedctr = f_document.getElementById("FEEDCTR--1");
 120         var vfeedr = f_document.getElementById("FEEDR--1");
 121
 122         if (vfeedu && vfeedctr) {
 123                 if ((+vfeedu.innerHTML) > 0) {
 124                         if (crow.className.match("Unread") && !vfeedr.className.match("Unread")) {
 125                                 vfeedr.className = vfeedr.className + "Unread";
 126                                 vfeedctr.className = "odd";
 127                         }
 128                 } else {
 129                         vfeedctr.className = "invisible";
 130                         vfeedr.className = vfeedr.className.replace("Unread", "");
 131                 }
 132         }
 133
 134         xmlhttp_rpc.open("GET", query, true);
 135         xmlhttp_rpc.onreadystatechange=rpc_pnotify_callback;
 136         xmlhttp_rpc.send(null);
 137
 138 }
 139
 140 function moveToPost(mode) {
 141
 142         var rows = getVisibleHeadlineIds();
 143
 144         var prev_id;
 145         var next_id;
 146
 147         if (active_post_id == false) {
 148                 next_id = getFirstVisibleHeadlineId();
 149                 prev_id = getLastVisibleHeadlineId();
 150         } else {
 151                 for (var i = 0; i < rows.length; i++) {
 152                         if (rows[i] == active_post_id) {
 153                                 prev_id = rows[i-1];
 154                                 next_id = rows[i+1];
 155                         }
 156                 }
 157         }
 158
 159         if (mode == "next") {
 160                 if (next_id != undefined) {
 161                         view(next_id, getActiveFeedId());
 162                 }
 163         }
 164
 165         if (mode == "prev") {
 166                 if ( prev_id != undefined) {
 167                         view(prev_id, getActiveFeedId());
 168                 }
 169         }
 170 }
 171
 172 function viewfeed(id) {
 173         var f = parent.frames["feeds-frame"];
 174         f.viewfeed(id, 0);
 175 }
 176
 177 function localHotkeyHandler(keycode) {
 178
 179         if (keycode == 78 || keycode == 40) { // n, down
 180                 return moveToPost('next');
 181         }
 182
 183         if (keycode == 80 || keycode == 38) { // p, up
 184                 return moveToPost('prev');
 185         }
 186
 187         if (keycode == 65) { // a
 188                 return parent.toggleDispRead();
 189         }
 190
 191         if (keycode == 85) { // u
 192                 if (parent.getActiveFeedId()) {
 193                         return parent.viewfeed(parent.getActiveFeedId(), 0, "ForceUpdate");
 194                 }
 195         }
 196
 197         if (keycode == 82) { // r
 198                 return parent.scheduleFeedUpdate(true);
 199         }
 200
 201         var f_doc = parent.frames["feeds-frame"].document;
 202         var feedlist = f_doc.getElementById('feedList');
 203
 204         if (keycode == 74) { // j
 205                 var feed = getActiveFeedId();
 206                 var new_feed = getRelativeFeedId(feedlist, feed, 'prev');
 207                 if (new_feed) viewfeed(new_feed, 0, '');
 208         }
 209
 210         if (keycode == 75) { // k
 211                 var feed = getActiveFeedId();
 212                 var new_feed = getRelativeFeedId(feedlist, feed, 'next');
 213                 if (new_feed) viewfeed(new_feed, 0, '');
 214         }
 215
 216 // FIXME
 217 //      if (keycode == 85) {
 218 //              return viewfeed(active_feed_id, active_offset, "ForceUpdate");
 219 //      }
 220
 221         if (keycode == 83) { // s
 222                 selectionToggleMarked();
 223         }
 224
 225 //      alert("KC: " + keycode);
 226
 227 }
 228
 229 function selectionToggleUnread() {
 230         try {
 231                 if (!xmlhttp_ready(xmlhttp_rpc)) {
 232                         printLockingError();
 233                         return;
 234                 }
 235
 236                 var rows = getSelectedTableRowIds("headlinesList", "RROW", "RCHK");
 237
 238                 for (i = 0; i < rows.length; i++) {
 239                         var row = document.getElementById("RROW-" + rows[i]);
 240                         if (row) {
 241                                 var nc = row.className;
 242                                 nc = nc.replace("Unread", "");
 243                                 nc = nc.replace("Selected", "");
 244
 245                                 if (row.className.match("Unread")) {
 246                                         row.className = nc + "Selected";
 247                                 } else {
 248                                         row.className = nc + "UnreadSelected";
 249                                 }
 250                         }
 251                 }
 252
 253                 if (rows.length > 0) {
 254
 255                         var query = "backend.php?op=rpc&subop=catchupSelected&ids=" +
 256                                 param_escape(rows.toString()) + "&cmode=2";
 257
 258                         xmlhttp_rpc.open("GET", query, true);
 259                         xmlhttp_rpc.onreadystatechange=all_counters_callback;
 260                         xmlhttp_rpc.send(null);
 261
 262                 }
 263
 264         } catch (e) {
 265                 exception_error(e);
 266         }
 267 }
 268
 269 function selectionToggleMarked() {
 270         try {
 271                 if (!xmlhttp_ready(xmlhttp_rpc)) {
 272                         printLockingError();
 273                         return;
 274                 }
 275
 276                 var rows = getSelectedTableRowIds("headlinesList", "RROW", "RCHK");
 277
 278                 for (i = 0; i < rows.length; i++) {
 279                         var row = document.getElementById("RROW-" + rows[i]);
 280                         var mark_img = document.getElementById("FMARKPIC-" + rows[i]);
 281
 282                         if (row && mark_img) {
 283
 284                                 if (mark_img.alt == "Set mark") {
 285                                         mark_img.src = "images/mark_set.png";
 286                                         mark_img.alt = "Reset mark";
 287                                         mark_img.setAttribute('onclick',
 288                                                 'javascript:toggleMark('+rows[i]+', false)');
 289
 290                                 } else {
 291                                         mark_img.src = "images/mark_unset.png";
 292                                         mark_img.alt = "Set mark";
 293                                         mark_img.setAttribute('onclick',
 294                                                 'javascript:toggleMark('+rows[i]+', true)');
 295                                 }
 296                         }
 297                 }
 298
 299                 if (rows.length > 0) {
 300
 301                         var query = "backend.php?op=rpc&subop=markSelected&ids=" +
 302                                 param_escape(rows.toString()) + "&cmode=2";
 303
 304                         xmlhttp_rpc.open("GET", query, true);
 305                         xmlhttp_rpc.onreadystatechange=all_counters_callback;
 306                         xmlhttp_rpc.send(null);
 307
 308                 }
 309
 310         } catch (e) {
 311                 exception_error(e);
 312         }
 313 }
 314
 315 function init() {
 316         document.onkeydown = hotkey_handler;
 317 }