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