digest.js

   1 var last_feeds = [];
   2
   3 var _active_feed_id = false;
   4 var _active_feed_offset = false;
   5 var _update_timeout = false;
   6
   7 function mark_selected_feed(feed_id) {
   8         try {
   9                 var feeds = $("feeds-content").getElementsByTagName("LI");
  10
  11                 for (var i = 0; i < feeds.length; i++) {
  12                         if (feeds[i].id == "F-" + feed_id)
  13                                 feeds[i].className = "selected";
  14                         else
  15                                 feeds[i].className = "";
  16                 }
  17
  18         } catch (e) {
  19                 exception_error("mark_selected_feed", e);
  20         }
  21 }
  22
  23 function zoom(article_id) {
  24         try {
  25                 var elem = $('A-' + article_id);
  26
  27                 if (elem) {
  28                         var divs = elem.getElementsByTagName('DIV');
  29
  30                         for (var i = 0; i < divs.length; i++) {
  31                                 if (divs[i].className == 'excerpt')
  32                                         Element.hide(divs[i]);
  33
  34                                 if (divs[i].className == 'content')
  35                                         Element.show(divs[i]);
  36                         }
  37                 }
  38
  39                 var query = "backend.php?op=rpc&subop=digest-mark&article_id=" + article_id;
  40
  41                 new Ajax.Request("backend.php", {
  42                         parameters: query,
  43                         onComplete: function(transport) {
  44                                         window.clearTimeout(_update_timeout);
  45                                         _update_timeout = window.setTimeout('update()', 1000);
  46                                 } });
  47
  48         } catch (e) {
  49                 exception_error("zoom", e);
  50         }
  51 }
  52
  53 function load_more() {
  54         try {
  55                 var elem = $('MORE-PROMPT');
  56
  57                 if (elem) {
  58                         elem.id = '';
  59                         Element.hide(elem);
  60                 }
  61
  62                 viewfeed(_active_feed_id, _active_feed_offset + 10);
  63         } catch (e) {
  64                 exception_error("load_more", e);
  65         }
  66 }
  67
  68 function update() {
  69         try {
  70                 viewfeed(_active_feed_id, _active_feed_offset);
  71         } catch (e) {
  72                 exception_error("update", e);
  73         }
  74 }
  75
  76 function view(article_id, dismiss_only) {
  77         try {
  78                 var elem = $('A-' + article_id);
  79
  80                 elem.id = '';
  81
  82                 //new Effect.Fade(elem, {duration : 0.3});
  83
  84                 Element.hide(elem);
  85
  86                 var query = "backend.php?op=rpc&subop=digest-mark&article_id=" + article_id;
  87
  88                 new Ajax.Request("backend.php", {
  89                         parameters: query,
  90                         onComplete: function(transport) {
  91                                         window.clearTimeout(_update_timeout);
  92                                         _update_timeout = window.setTimeout('update()', 1000);
  93                                 } });
  94
  95                 return dismiss_only != true;
  96         } catch (e) {
  97                 exception_error("view", e);
  98         }
  99 }
 100
 101 function viewfeed(feed_id, offset) {
 102         try {
 103
 104                 if (!feed_id) feed_id = _active_feed_id;
 105
 106                 if (!offset)
 107                         offset = 0;
 108                 else
 109                         offset = _active_feed_offset + offset;
 110
 111                 var query = "backend.php?op=rpc&subop=digest-update&feed_id=" + feed_id +
 112                                 "&offset=" + offset;
 113
 114                 console.log(query);
 115
 116                 new Ajax.Request("backend.php", {
 117                         parameters: query,
 118                         onComplete: function(transport) {
 119                                 digest_update(transport, feed_id);
 120                                 _active_feed_id = feed_id;
 121                                 _active_feed_offset = offset;
 122                                 mark_selected_feed(feed_id);
 123                         } });
 124
 125         } catch (e) {
 126                 exception_error("view", e);
 127         }
 128 }
 129
 130 function find_article(articles, article_id) {
 131         try {
 132                 for (var i = 0; i < articles.length; i++) {
 133                         if (articles[i].id == article_id)
 134                                 return articles[i];
 135                 }
 136
 137                 return false;
 138
 139         } catch (e) {
 140                 exception_error("find_article", e);
 141         }
 142 }
 143
 144 function find_feed(feeds, feed_id) {
 145         try {
 146                 for (var i = 0; i < feeds.length; i++) {
 147                         if (feeds[i].id == feed_id)
 148                                 return feeds[i];
 149                 }
 150
 151                 return false;
 152
 153         } catch (e) {
 154                 exception_error("find_feed", e);
 155         }
 156 }
 157
 158 function get_feed_icon(feed) {
 159         try {
 160                 if (feed.has_icon)
 161                         return 'icons/' + feed.id + '.ico';
 162
 163                 if (feed.id == -1)
 164                         return 'images/mark_set.png';
 165
 166                 if (feed.id == -2)
 167                         return 'images/pub_set.png';
 168
 169                 if (feed.id == -3)
 170                         return 'images/fresh.png';
 171
 172                 if (feed.id == -4)
 173                         return 'images/tag.png';
 174
 175                 if (feed.id < -10)
 176                         return 'images/label.png';
 177
 178         } catch (e) {
 179                 exception_error("get_feed_icon", e);
 180         }
 181 }
 182
 183 function add_feed_entry(feed) {
 184         try {
 185                 var icon_part = "";
 186
 187                 icon_part = "<img src='" + get_feed_icon(feed) + "'/>";
 188
 189                 var tmp_html = "<li id=\"F-"+feed.id+"\">" +
 190                         icon_part +
 191                         "<a href=\"#\" onclick=\"viewfeed("+feed.id+")\">" + feed.title +
 192                         "<div class='unread-ctr'>" + feed.unread + "</div>" +
 193                         "</li>";
 194
 195                 $("feeds-content").innerHTML += tmp_html;
 196
 197         } catch (e) {
 198                 exception_error("add_feed_entry", e);
 199         }
 200 }
 201
 202 function add_latest_entry(article, feed) {
 203         try {
 204
 205
 206                 //$("latest-content").innerHTML += "bbb";
 207
 208         } catch (e) {
 209                 exception_error("add_latest_entry", e);
 210         }
 211 }
 212
 213 function add_headline_entry(article, feed) {
 214         try {
 215
 216                 var icon_part = "";
 217
 218                 if (article.has_icon)
 219                         icon_part = "<img class='icon' src='icons/" + article.feed_id + ".ico'/>";
 220
 221                 var tmp_html = "<li id=\"A-"+article.id+"\">" +
 222                         icon_part +
 223                         "<div class='digest-check'>" +
 224                         "<img title='Set starred' onclick=\"toggleMark(this, "+article.id+")\" src='images/mark_unset.png'>" +
 225                         "<img title='Set published' onclick=\"togglePub(this, "+article.id+")\" src='images/pub_unset.png'>" +
 226                         "<img title='Dismiss' onclick=\"view("+article.id+", true)\" class='digest-check' src='images/digest_checkbox.png'>" +
 227                         "</div>" +
 228                         "<a target=\"_blank\" href=\""+article.link+"\""+
 229                                 "onclick=\"return view("+article.id+")\" class='title'>" +
 230                                 article.title + "</a>" +
 231                         "<div class='body'>" +
 232                         "<div title=\"Click to expand article\" onclick=\"zoom("+article.id+")\" class='excerpt'>" +
 233                                 article.excerpt + "</div>" +
 234                         "<div style='display : none' class='content'>" +
 235                                 article.content + "</div>" +
 236                         "<div class='info'><a href=\#\" onclick=\"viewfeed("+feed.id+")\">" +
 237                                 feed.title + "</a> " + " @ " +
 238                                 new Date(article.updated * 1000) + "</div>" +
 239                         "</div></li>";
 240
 241                 $("headlines-content").innerHTML += tmp_html;
 242
 243         } catch (e) {
 244                 exception_error("add_headline_entry", e);
 245         }
 246 }
 247
 248 function digest_update(transport, feed_id) {
 249         try {
 250                 var feeds = transport.responseXML.getElementsByTagName('feeds')[0];
 251                 var headlines = transport.responseXML.getElementsByTagName('headlines')[0];
 252
 253                 if (feeds) {
 254                         feeds = eval("(" + feeds.firstChild.nodeValue + ")");
 255
 256                         last_feeds = feeds;
 257
 258                         $('feeds-content').innerHTML = "";
 259
 260                         for (var i = 0; i < feeds.length; i++) {
 261                                 add_feed_entry(feeds[i]);
 262                         }
 263                 } else {
 264                         feeds = last_feeds;
 265                 }
 266
 267                 if (headlines) {
 268                         headlines = eval("(" + headlines.firstChild.nodeValue + ")");
 269
 270                         if (_active_feed_id != feed_id)
 271                                 $('headlines-content').innerHTML = "";
 272
 273                         //Element.hide('headlines-content');
 274
 275                         var pr = $('MORE-PROMPT');
 276
 277                         if (pr) {
 278                                 pr.id = '';
 279                                 Element.hide(pr);
 280                         }
 281
 282                         for (var i = 0; i < headlines.length; i++) {
 283                                 var elem = $('A-' + headlines[i].id);
 284
 285                                 if (elem && Element.visible(elem)) {
 286
 287
 288                                 } else {
 289                                         add_headline_entry(headlines[i], find_feed(feeds, headlines[i].feed_id));
 290                                 }
 291                         }
 292
 293                         $('headlines-content').innerHTML += "<li id='MORE-PROMPT'>" +
 294                                 "<div class='body'><a href=\"#\" onclick=\"load_more()\">" +
 295                                 __("More articles...") + "</a></div></li>";
 296
 297                         new Effect.Appear('headlines-content');
 298
 299                 }
 300
 301         } catch (e) {
 302                 exception_error("digest_update", e);
 303         }
 304         }
 305
 306 function digest_init() {
 307         try {
 308
 309                 new Ajax.Request("backend.php", {
 310                         parameters: "backend.php?op=rpc&subop=digest-init",
 311                         onComplete: function(transport) {
 312                                 digest_update(transport, -4);
 313                                 window.setTimeout('viewfeed(-4)', 100);
 314                                 } });
 315
 316         } catch (e) {
 317                 exception_error("digest_init", e);
 318         }
 319 }
 320
 321 function tMark_afh_off(effect) {
 322         try {
 323                 var elem = effect.effects[0].element;
 324
 325                 console.log("tMark_afh_off : " + elem.id);
 326
 327                 if (elem) {
 328                         elem.src = elem.src.replace("mark_set", "mark_unset");
 329                         elem.alt = __("Star article");
 330                         Element.show(elem);
 331                 }
 332
 333         } catch (e) {
 334                 exception_error("tMark_afh_off", e);
 335         }
 336 }
 337
 338 function tPub_afh_off(effect) {
 339         try {
 340                 var elem = effect.effects[0].element;
 341
 342                 console.log("tPub_afh_off : " + elem.id);
 343
 344                 if (elem) {
 345                         elem.src = elem.src.replace("pub_set", "pub_unset");
 346                         elem.alt = __("Publish article");
 347                         Element.show(elem);
 348                 }
 349
 350         } catch (e) {
 351                 exception_error("tPub_afh_off", e);
 352         }
 353 }
 354
 355 function toggleMark(mark_img, id) {
 356
 357         try {
 358
 359                 var query = "?op=rpc&id=" + id + "&subop=mark";
 360
 361                 query = query + "&afid=" + _active_feed_id;
 362                 query = query + "&omode=c";
 363
 364                 if (!mark_img) return;
 365
 366                 var vfeedu = $("FEEDU--1");
 367                 var crow = $("RROW-" + id);
 368
 369                 if (mark_img.src.match("mark_unset")) {
 370                         mark_img.src = mark_img.src.replace("mark_unset", "mark_set");
 371                         mark_img.alt = __("Unstar article");
 372                         query = query + "&mark=1";
 373                 } else {
 374                         mark_img.alt = __("Please wait...");
 375                         query = query + "&mark=0";
 376
 377                         mark_img.src = mark_img.src.replace("mark_set", "mark_unset");
 378                         mark_img.alt = __("Star article");
 379                 }
 380
 381                 new Ajax.Request("backend.php", {
 382                         parameters: query,
 383                         onComplete: function(transport) {
 384                                 //
 385                         } });
 386
 387         } catch (e) {
 388                 exception_error("toggleMark", e);
 389         }
 390 }
 391
 392 function togglePub(mark_img, id, note) {
 393
 394         try {
 395
 396                 var query = "?op=rpc&id=" + id + "&subop=publ";
 397
 398                 query = query + "&afid=" + _active_feed_id;
 399
 400                 if (note != undefined) {
 401                         query = query + "&note=" + param_escape(note);
 402                 } else {
 403                         query = query + "&note=undefined";
 404                 }
 405
 406                 query = query + "&omode=c";
 407
 408                 if (!mark_img) return;
 409
 410                 if (mark_img.src.match("pub_unset") || note != undefined) {
 411                         mark_img.src = mark_img.src.replace("pub_unset", "pub_set");
 412                         mark_img.alt = __("Unpublish article");
 413                         query = query + "&pub=1";
 414
 415                 } else {
 416                         mark_img.alt = __("Please wait...");
 417                         query = query + "&pub=0";
 418
 419                         mark_img.src = mark_img.src.replace("pub_set", "pub_unset");
 420                         mark_img.alt = __("Publish article");
 421                 }
 422
 423                 new Ajax.Request("backend.php", {
 424                         parameters: query,
 425                         onComplete: function(transport) {
 426                                 //
 427                         } });
 428
 429         } catch (e) {
 430                 exception_error("togglePub", e);
 431         }
 432 }
 433