viewfeed.js

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