viewfeed.js

   1 var active_post_id = false;
   2
   3 //var xmlhttp_rpc = Ajax.getTransport();
   4
   5 function headlines_callback() {
   6         if (xmlhttp.readyState == 4) {
   7                 debug("headlines_callback");
   8                 var f = document.getElementById("headlines-frame");
   9                 f.innerHTML = xmlhttp.responseText;
  10                 update_all_counters();
  11                 notify("");
  12         }
  13 }
  14
  15 function article_callback() {
  16         if (xmlhttp.readyState == 4) {
  17                 debug("article_callback");
  18                 var f = document.getElementById("content-frame");
  19                 f.innerHTML = xmlhttp.responseText;
  20                 update_all_counters();
  21         }
  22 }
  23
  24 function view(id, feed_id) {
  25
  26         try {
  27                 debug("loading article: " + id + "/" + feed_id);
  28
  29                 var f_document = getFeedsContext().document;
  30                 var m_document = document;
  31
  32                 enableHotkeys();
  33
  34                 var crow = document.getElementById("RROW-" + id);
  35
  36                 crow.className = crow.className.replace("Unread", "");
  37
  38                 cleanSelected("headlinesList");
  39
  40                 var upd_img_pic = document.getElementById("FUPDPIC-" + id);
  41
  42                 if (upd_img_pic) {
  43                         upd_img_pic.src = "images/blank_icon.gif";
  44                 }
  45
  46                 active_post_id = id;
  47                 setActiveFeedId(feed_id);
  48
  49                 var content = m_document.getElementById("content-frame");
  50
  51                 selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', false);
  52                 markHeadline(active_post_id);
  53
  54                 var query = "backend.php?op=view&id=" + param_escape(id) +
  55                         "&feed=" + param_escape(feed_id);
  56
  57                 xmlhttp.abort();
  58
  59                 if (xmlhttp_ready(xmlhttp)) {
  60                         xmlhttp.open("GET", query, true);
  61                         xmlhttp.onreadystatechange=article_callback;
  62                         xmlhttp.send(null);
  63                 } else {
  64                         debug("xmlhttp busy (@view)");
  65                 }
  66
  67         } catch (e) {
  68                 exception_error("view", e);
  69         }
  70 }
  71
  72 function toggleMark(id) {
  73
  74         var f_document = document;
  75
  76         if (!xmlhttp_ready(xmlhttp_rpc)) {
  77                 printLockingError();
  78                 return;
  79         }
  80
  81         var query = "backend.php?op=rpc&id=" + id + "&subop=mark";
  82
  83         var mark_img = document.getElementById("FMARKPIC-" + id);
  84         var vfeedu = f_document.getElementById("FEEDU--1");
  85         var crow = document.getElementById("RROW-" + id);
  86
  87         if (mark_img.alt != "Reset mark") {
  88                 mark_img.src = "images/mark_set.png";
  89                 mark_img.alt = "Reset mark";
  90                 query = query + "&mark=1";
  91
  92                 if (vfeedu && crow.className.match("Unread")) {
  93                         vfeedu.innerHTML = (+vfeedu.innerHTML) + 1;
  94                 }
  95
  96         } else {
  97                 mark_img.src = "images/mark_unset.png";
  98                 mark_img.alt = "Set mark";
  99                 query = query + "&mark=0";
 100
 101                 if (vfeedu && crow.className.match("Unread")) {
 102                         vfeedu.innerHTML = (+vfeedu.innerHTML) - 1;
 103                 }
 104
 105         }
 106
 107         var vfeedctr = f_document.getElementById("FEEDCTR--1");
 108         var vfeedr = f_document.getElementById("FEEDR--1");
 109
 110         if (vfeedu && vfeedctr) {
 111                 if ((+vfeedu.innerHTML) > 0) {
 112                         if (crow.className.match("Unread") && !vfeedr.className.match("Unread")) {
 113                                 vfeedr.className = vfeedr.className + "Unread";
 114                                 vfeedctr.className = "odd";
 115                         }
 116                 } else {
 117                         vfeedctr.className = "invisible";
 118                         vfeedr.className = vfeedr.className.replace("Unread", "");
 119                 }
 120         }
 121
 122         debug("toggle starred for aid " + id);
 123
 124         new Ajax.Request(query);
 125
 126 }
 127
 128 function moveToPost(mode) {
 129
 130         // check for combined mode
 131         if (!document.getElementById("headlinesList"))
 132                 return;
 133
 134         var rows = getVisibleHeadlineIds();
 135
 136         var prev_id;
 137         var next_id;
 138
 139         if (active_post_id == false) {
 140                 next_id = getFirstVisibleHeadlineId();
 141                 prev_id = getLastVisibleHeadlineId();
 142         } else {
 143                 for (var i = 0; i < rows.length; i++) {
 144                         if (rows[i] == active_post_id) {
 145                                 prev_id = rows[i-1];
 146                                 next_id = rows[i+1];
 147                         }
 148                 }
 149         }
 150
 151         if (mode == "next") {
 152                 if (next_id != undefined) {
 153                         view(next_id, getActiveFeedId());
 154                 }
 155         }
 156
 157         if (mode == "prev") {
 158                 if ( prev_id != undefined) {
 159                         view(prev_id, getActiveFeedId());
 160                 }
 161         }
 162 }
 163
 164 function toggleUnread(id, cmode) {
 165         try {
 166                 if (!xmlhttp_ready(xmlhttp_rpc)) {
 167                         printLockingError();
 168                         return;
 169                 }
 170
 171                 var row = document.getElementById("RROW-" + id);
 172                 if (row) {
 173                         var nc = row.className;
 174                         nc = nc.replace("Unread", "");
 175                         nc = nc.replace("Selected", "");
 176
 177                         if (row.className.match("Unread")) {
 178                                 row.className = nc;
 179                         } else {
 180                                 row.className = nc + "Unread";
 181                         }
 182
 183                         if (!cmode) cmode = 2;
 184
 185                         var query = "backend.php?op=rpc&subop=catchupSelected&ids=" +
 186                                 param_escape(id) + "&cmode=" + param_escape(cmode);
 187
 188                         xmlhttp_rpc.open("GET", query, true);
 189                         xmlhttp_rpc.onreadystatechange=all_counters_callback;
 190                         xmlhttp_rpc.send(null);
 191
 192                 }
 193
 194
 195         } catch (e) {
 196                 exception_error("toggleUnread", e);
 197         }
 198 }
 199
 200 function selectionToggleUnread(cdm_mode, set_state) {
 201         try {
 202                 if (!xmlhttp_ready(xmlhttp_rpc)) {
 203                         printLockingError();
 204                         return;
 205                 }
 206
 207                 var rows;
 208
 209                 if (cdm_mode) {
 210                         rows = cdmGetSelectedArticles();
 211                 } else {
 212                         rows = getSelectedTableRowIds("headlinesList", "RROW", "RCHK");
 213                 }
 214
 215                 for (i = 0; i < rows.length; i++) {
 216                         var row = document.getElementById("RROW-" + rows[i]);
 217                         if (row) {
 218                                 var nc = row.className;
 219                                 nc = nc.replace("Unread", "");
 220                                 nc = nc.replace("Selected", "");
 221
 222                                 if (row.className.match("Unread")) {
 223                                         row.className = nc + "Selected";
 224                                 } else {
 225                                         row.className = nc + "UnreadSelected";
 226                                 }
 227                         }
 228                 }
 229
 230                 if (rows.length > 0) {
 231
 232                         var cmode = "";
 233
 234                         if (set_state == undefined) {
 235                                 cmode = "2";
 236                         } else if (set_state == true) {
 237                                 cmode = "1";
 238                         } else if (set_state == false) {
 239                                 cmode = "0";
 240                         }
 241
 242                         var query = "backend.php?op=rpc&subop=catchupSelected&ids=" +
 243                                 param_escape(rows.toString()) + "&cmode=" + cmode;
 244
 245                         xmlhttp_rpc.open("GET", query, true);
 246                         xmlhttp_rpc.onreadystatechange=all_counters_callback;
 247                         xmlhttp_rpc.send(null);
 248
 249                 }
 250
 251         } catch (e) {
 252                 exception_error("selectionToggleUnread", e);
 253         }
 254 }
 255
 256 function selectionToggleMarked(cdm_mode) {
 257         try {
 258                 if (!xmlhttp_ready(xmlhttp_rpc)) {
 259                         printLockingError();
 260                         return;
 261                 }
 262
 263                 var rows;
 264
 265                 if (cdm_mode) {
 266                         rows = cdmGetSelectedArticles();
 267                 } else {
 268                         rows = getSelectedTableRowIds("headlinesList", "RROW", "RCHK");
 269                 }
 270
 271                 for (i = 0; i < rows.length; i++) {
 272                         var row = document.getElementById("RROW-" + rows[i]);
 273                         var mark_img = document.getElementById("FMARKPIC-" + rows[i]);
 274
 275                         if (row && mark_img) {
 276
 277                                 if (mark_img.alt == "Set mark") {
 278                                         mark_img.src = "images/mark_set.png";
 279                                         mark_img.alt = "Reset mark";
 280                                         mark_img.setAttribute('onclick',
 281                                                 'javascript:toggleMark('+rows[i]+', false)');
 282
 283                                 } else {
 284                                         mark_img.src = "images/mark_unset.png";
 285                                         mark_img.alt = "Set mark";
 286                                         mark_img.setAttribute('onclick',
 287                                                 'javascript:toggleMark('+rows[i]+', true)');
 288                                 }
 289                         }
 290                 }
 291
 292                 if (rows.length > 0) {
 293
 294                         var query = "backend.php?op=rpc&subop=markSelected&ids=" +
 295                                 param_escape(rows.toString()) + "&cmode=2";
 296
 297                         xmlhttp_rpc.open("GET", query, true);
 298                         xmlhttp_rpc.onreadystatechange=all_counters_callback;
 299                         xmlhttp_rpc.send(null);
 300
 301                 }
 302
 303         } catch (e) {
 304                 exception_error("selectionToggleMarked", e);
 305         }
 306 }
 307
 308 function cdmGetSelectedArticles() {
 309         var sel_articles = new Array();
 310         var container = document.getElementById("headlinesContainer");
 311
 312         for (i = 0; i < container.childNodes.length; i++) {
 313                 var child = container.childNodes[i];
 314
 315                 if (child.id.match("RROW-") && child.className.match("Selected")) {
 316                         var c_id = child.id.replace("RROW-", "");
 317                         sel_articles.push(c_id);
 318                 }
 319         }
 320
 321         return sel_articles;
 322 }
 323
 324 // mode = all,none,unread
 325 function cdmSelectArticles(mode) {
 326         var container = document.getElementById("headlinesContainer");
 327
 328         for (i = 0; i < container.childNodes.length; i++) {
 329                 var child = container.childNodes[i];
 330
 331                 if (child.id.match("RROW-")) {
 332                         var aid = child.id.replace("RROW-", "");
 333
 334                         var cb = document.getElementById("RCHK-" + aid);
 335
 336                         if (mode == "all") {
 337                                 if (!child.className.match("Selected")) {
 338                                         child.className = child.className + "Selected";
 339                                         cb.checked = true;
 340                                 }
 341                         } else if (mode == "unread") {
 342                                 if (child.className.match("Unread") && !child.className.match("Selected")) {
 343                                         child.className = child.className + "Selected";
 344                                         cb.checked = true;
 345                                 }
 346                         } else {
 347                                 child.className = child.className.replace("Selected", "");
 348                                 cb.checked = false;
 349                         }
 350                 }
 351         }
 352 }
 353
 354 function catchupPage() {
 355
 356         if (document.getElementById("headlinesList")) {
 357                 selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', true, 'Unread', true);
 358                 selectionToggleUnread();
 359                 selectTableRowsByIdPrefix('headlinesList', 'RROW-', 'RCHK-', false);
 360         } else {
 361                 cdmSelectArticles('all');
 362                 selectionToggleUnread(true, false)
 363                 cdmSelectArticles('none');
 364         }
 365 }
 366
 367 function labelFromSearch(search, search_mode, match_on, feed_id, is_cat) {
 368
 369         if (!xmlhttp_ready(xmlhttp_rpc)) {
 370                 printLockingError();
 371         }
 372
 373         var title = prompt("Please enter label title:", "");
 374
 375         if (title) {
 376
 377                 var query = "backend.php?op=labelFromSearch&search=" + param_escape(search) +
 378                         "&smode=" + param_escape(search_mode) + "&match=" + param_escape(match_on) +
 379                         "&feed=" + param_escape(feed_id) + "&is_cat=" + param_escape(is_cat) +
 380                         "&title=" + param_escape(title);
 381
 382                 debug("LFS: " + query);
 383
 384                 xmlhttp_rpc.open("GET", query, true);
 385                 xmlhttp_rpc.onreadystatechange=getMainContext().dlg_frefresh_callback;
 386                 xmlhttp_rpc.send(null);
 387         }
 388
 389 }
 390
 391
 392 /*
 393 function headlines_init() {
 394         if (arguments.callee.done) return;
 395         arguments.callee.done = true;
 396
 397         if (parent.frames["feeds-frame"]) {
 398                 document.onkeydown = hotkey_handler;
 399         }
 400
 401         var hl = document.getElementById("headlinesList");
 402
 403         if (!hl) {
 404                 hl = document.getElementById("headlinesContainer");
 405         }
 406
 407         var hw = hl.scrollHeight;
 408         var pw = parent.document.getElementById("headlines").scrollHeight;
 409
 410         if (hw >= pw) {
 411                 var bt = document.getElementById("headlineActionsBottom");
 412                 bt.className = "headlinesSubToolbar";
 413         }
 414
 415 }
 416 */