Danbooru-Image-Adder.user.js

   1 // ==UserScript==
   2 // @name         Danbooru-Image-Adder
   3 // @namespace    http://tampermonkey.net/
   4 // @version      1.4
   5 // @description  Add images to posts
   6 // @author       ECHibiki /qa/
   7 // @match *://boards.4chan.org/*
   8 // @grant         GM_xmlhttpRequest
   9 // @updateURL    https://github.com/ECHibiki/4chan-UserScripts/raw/master/Danbooru-Image-Adder.user.js
  10 // @downloadURL  https://github.com/ECHibiki/4chan-UserScripts/raw/master/Danbooru-Image-Adder.user.js
  11 // @run-at document-end
  12 // ==/UserScript==
  13
  14 function alert4ChanX(message, type){
  15     var detail = {type: type, content: message, lifetime: 10};
  16     if (typeof cloneInto === 'function') {
  17         detail = cloneInto(detail, document.defaultView);
  18     }
  19     var event = new CustomEvent('CreateNotification', {bubbles: true, detail: detail});
  20     document.dispatchEvent(event);
  21 }
  22
  23 var number_of_posts = 0;
  24 var pageNo;
  25 var JSONPage;
  26 var JSONTag;
  27 var pagesLoaded = 0;
  28 var smallestTag;
  29
  30 var top_page_max =  10000000;
  31 var top_page = top_page_max;
  32 var attemptMax = 20;
  33 var attemptCounter = attemptMax ;
  34
  35 var imgURL = "";
  36 var sendURL = "";
  37 var oldVal = "";
  38
  39 var timeout = false;
  40 var fail_state = false;
  41 var tag_incorrect_state = false;
  42 var time_max = 10;
  43 var time = time_max;
  44 var intervalFunction;
  45 var timeout_functions = [];
  46 var tries = Array();
  47 var previous_images = [];
  48 var taggingFunction;
  49
  50 var interfaceSet = false;
  51
  52 //set listener to build interface in 4chanX
  53 window.onload = function(){
  54     var len = document.links.length;
  55     for(var i = 0 ; i < len ; i++){
  56                 var class_name = document.links[i].parentNode.className ;
  57                 if(class_name == "postNum desktop" || class_name == "qr-link-container"
  58                    || class_name == "brackets-wrap qr-link-container-bottom")
  59                         document.links[i].addEventListener("click", enhance4ChanX);
  60     }
  61
  62     //ENHANCE DUMP TABS (COVER, 482PX - 482PX)
  63     //DUMP LIST MAX-HEIGHT TO 490
  64
  65     document.getElementById("fourchanx-css").textContent += ".qr-preview { height: 482px; width: 482px; background-size: cover;}";
  66     document.getElementById("fourchanx-css").textContent += "#dump-list { min-height: 400px; width: 509px;}";
  67
  68 };
  69
  70 //Alter 4chanX
  71 var enhance4ChanX = function(){
  72     var qrWindow = document.getElementById("qr");
  73     //check if elements already made upon opening a qr window
  74     if(document.getElementById("qrImages") !== null){
  75         qrWindow.removeChild(document.getElementById("qrImages"));
  76         clearInterval(taggingFunction);
  77         //4chanx autodeletes images
  78         clearImage();
  79     }
  80     var dButton = document.getElementById("dump-button");
  81     if(dButton !== null){dButton.click();}
  82     else{return;}
  83
  84     var dList = document.getElementById("dump-list");
  85     var filenamecontainer = document.getElementById("qr-filename-container");
  86
  87     //used for setting and unsetting high resolution thumbs for dump list.
  88     var BGImg = "";
  89     var oldBGImg = "";
  90     var observer = new MutationObserver(function(mutate){
  91         BGImg = dList.firstChild.style.backgroundImage;
  92         if(BGImg !== oldBGImg && imgURL !== ""){
  93             dList.firstChild.style.backgroundImage = "url(" + imgURL + ")";
  94             oldBGImg = dList.firstChild.style.backgroundImage;
  95         }
  96         else if (imgURL == ""){
  97         }
  98     });
  99     observer.observe(dList , {attributes: true,subtree:true, childList: true, characterData: true });
 100     //make the image clear button clear images;
 101     document.getElementById("qr-filerm").addEventListener("click", clearImage);
 102
 103     //image setting html elements.
 104     var qrTable = document.createElement("TABLE");
 105     qrTable.setAttribute("id", "qrImages");
 106     qrTable.setAttribute("style", "text-align:center");
 107     qrWindow.appendChild(qrTable);
 108     //qrWindow.appendChild(document.createElement("BR"));
 109
 110     var instructionRow = document.createElement("TR");
 111     var topRowNodes = [document.createElement("BR"),
 112                        document.createTextNode("Insert Tags to search from danbooru bellow."),
 113                        document.createElement("BR"),
 114                        document.createTextNode("Do Not Use \"order:\" tags"),
 115                        document.createElement("BR"),
 116                        document.createTextNode("Do Not Use \"rating:\" tags"),
 117                        document.createElement("BR"),
 118                        document.createTextNode("For more speed uncheck all boxes!"),
 119                       ];
 120     topRowNodes.forEach(
 121         function(node){
 122             instructionRow.appendChild(node);
 123         });
 124     qrTable.appendChild(instructionRow);
 125
 126     var optionsRow = document.createElement("TR");
 127     optionsRow.setAttribute("ID", "or");
 128     optionsRow.setAttribute("style", "margin:5px;");
 129     qrTable.appendChild(optionsRow);
 130     var checkSafe = document.createElement("INPUT");
 131     checkSafe.setAttribute("id", "safe");
 132     checkSafe.setAttribute("type", "checkbox");
 133     var safeText  = document.createTextNode("Safe");
 134     var checkQuest= document.createElement("INPUT");
 135     checkQuest.setAttribute("id", "questionable");
 136     checkQuest.setAttribute("type", "checkbox");
 137     var questText= document.createTextNode("Questionable");
 138     var checkExplicit = document.createElement("INPUT");
 139     checkExplicit.setAttribute("id", "explicit");
 140     checkExplicit.setAttribute("type", "checkbox");
 141     var explText = document.createTextNode("Explicit");
 142
 143     optionsRow.appendChild(safeText);
 144     optionsRow.appendChild(checkSafe);
 145     optionsRow.appendChild(questText);
 146     optionsRow.appendChild(checkQuest);
 147     optionsRow.appendChild(explText);
 148     optionsRow.appendChild(checkExplicit);
 149
 150     var tagRow = document.createElement("TR");
 151     var secondRowNodes = [
 152         document.createTextNode("Tags: "),
 153         document.createElement("INPUT"),
 154         document.createElement("INPUT"),
 155         document.createElement("A"),
 156         document.createElement("INPUT"),
 157     ];
 158     secondRowNodes.forEach(
 159         function(node){
 160             tagRow.appendChild(node);
 161         });
 162     qrTable.appendChild(tagRow);
 163
 164     var autoCompleteRow = document.createElement("TR");
 165     autoCompleteRow.setAttribute("ID", "acr");
 166     autoCompleteRow.setAttribute("style", "margin:5px;");
 167     qrTable.appendChild(autoCompleteRow);
 168
 169     secondRowNodes[1].setAttribute("ID", "tags");
 170     secondRowNodes[1].setAttribute("style", "width:44.9%");
 171     secondRowNodes[3].setAttribute("ID", "timer");
 172     secondRowNodes[3].setAttribute("style", "width:20%;margin:0 5px");
 173     secondRowNodes[4].setAttribute("ID", "urlContainer");
 174     secondRowNodes[4].setAttribute("style", "width:20%;margin:0 5px");
 175     secondRowNodes[4].setAttribute("disabled", "");
 176     var tags = "";
 177     var tagNode = document.getElementById("tags");
 178     var rightMost;
 179     var leftMost;
 180
 181     secondRowNodes[2].setAttribute("ID", "imageButton");
 182     secondRowNodes[2].setAttribute("type", "button");
 183     secondRowNodes[2].setAttribute("value", "Set Image");
 184
 185
 186     //event listener logic
 187     secondRowNodes[2].addEventListener("click", buttonClickFunction);
 188
 189     //ping ever 0.5s for changes
 190     taggingFunction = setInterval(
 191         function(){setTagInterface(tagNode, autoCompleteRow, secondRowNodes);},
 192         500);
 193
 194 };
 195
 196 function buttonClickFunction(){
 197         tries = Array();
 198         primed_for_fail = false;
 199         for(var i = 0 ; i < timeout_functions.length; i++){
 200                 clearInterval(timeout_functions[i]);
 201         }
 202         tag_incorrect_state = false;
 203         timeout = false;
 204         document.getElementById("tags").setAttribute("disabled", 1);
 205         document.getElementById("imageButton").setAttribute("disabled", 1);
 206         time = time_max;
 207         timeout_functions.push(setInterval(counterFunction, 1000));
 208         setImage();
 209 };
 210
 211 function clearImage(){
 212     var dList = document.getElementById("dump-list");
 213     dList.firstChild.style.backgroundImage = "url()";//trigger mutation event
 214     imgURL = ""; //get mutation to set to dead
 215 }
 216
 217 var setTagInterface =  function(tagNode, autoCompleteRow, secondRowNodes){
 218     tags = tagNode.value;
 219     if(oldVal !== tags){
 220                 previous_images = [];
 221
 222         var cursorPos = tagNode.selectionStart - 1;
 223         var currentTag =  (function(){
 224             var currentChar = tags.charAt(cursorPos);
 225             var i = 0;
 226             rightMost = cursorPos;
 227             while(currentChar != " " && currentChar != "" && currentChar !== undefined){
 228                 i++;
 229                 currentChar = tags.charAt(cursorPos + i);
 230                 if(currentChar != " " && currentChar != "") rightMost = cursorPos + i;
 231             }
 232             rightMost += 1;
 233             currentChar = tags.charAt(cursorPos);
 234             i = 0;
 235             leftMost = cursorPos;
 236             while(currentChar != " " && currentChar != ""  && currentChar !== undefined){
 237                 i++;
 238                 currentChar = tags.charAt(cursorPos - i);
 239                 if(currentChar != " " && currentChar != "") leftMost = cursorPos - i;
 240             }
 241             return tags.substring(leftMost, rightMost);
 242         })();
 243         var xhr = new GM_xmlhttpRequest(({
 244             method: "GET",
 245             url: "https://danbooru.donmai.us/tags.json?search[name_matches]=" + currentTag + "*&search[order]=count",
 246             responseType : "json",
 247             onload: function(data){
 248                 data = data.response;
 249                 var tagArray = tags.split(" ");
 250                 while (autoCompleteRow.hasChildNodes()) {
 251                     autoCompleteRow.removeChild(autoCompleteRow.lastChild);
 252                 }
 253                 var qr_width = document.getElementById("qr").offsetWidth;
 254                                 //console.log(qr_width);
 255                 for (var i = 0 ; i < 5 ; i++){
 256                     var a  = document.createElement("A");
 257                     a.setAttribute("style", "padding:5px;padding-top:0px;font-size:15px;font-weight:bold;border:1px solid black;");
 258                     var tagText = data["" + i];
 259                     if(tagText == "" || tagText === undefined) break;
 260                     tagText = tagText["name"];
 261
 262                     var aTxt  = document.createTextNode(data[i]["name"]);
 263
 264                     autoCompleteRow.appendChild(a);
 265                     a.appendChild(aTxt);
 266                     if(autoCompleteRow.offsetWidth > qr_width){
 267                                                 //console.log(autoCompleteRow.offsetWidth);
 268                                                 autoCompleteRow.removeChild(a);
 269                                                 var br = document.createElement("BR");
 270                                                 br.setAttribute("STYLE", "line-height:32px;");
 271                                                 autoCompleteRow.appendChild(br);
 272                                                 autoCompleteRow.appendChild(a);
 273
 274                                         }
 275                     a.addEventListener("click", function(evt){
 276                         tagArray[tagArray.indexOf(currentTag)] = this.textContent;
 277                         secondRowNodes[1].value = tagArray.join(" ");
 278                     });
 279                 }
 280             }}));
 281     }
 282     oldVal =  tagNode.value;
 283 };
 284
 285 var setImage = function(){
 286     //Set image tags.
 287     var tags = document.getElementById("tags").value;
 288
 289     //TODO 4cx notification of warning(no error)
 290     if(tags.indexOf(":") > -1) {
 291         alert4ChanX("Character ':' not used for file characteristic searches", "warning");
 292     }
 293     tags = tags.split(" ");
 294
 295     var xhr_image_load = new GM_xmlhttpRequest(({
 296         method: "GET",
 297         //returns a list of all tags and their properties
 298         url: "https://danbooru.donmai.us/tags.json?search[name]=" + tags.join() + "&search[order]=count",
 299         responseType : "json",
 300         onload: function(data)
 301         {
 302             verifyTags(data, tags);
 303                         if(fail_state) return;
 304
 305             //set the end
 306             var endURL = ratingURL(tags, JSONTag);
 307
 308             var URL = setPostAndPage(endURL, tags);
 309             sendURL = URL;
 310             //final check, sends final request after function or calls this function again
 311             getJSON(URL, checkPageFromDanbooru, tags);
 312         }}));
 313 };
 314
 315 function verifyTags(data, tags){
 316     data = data.response;
 317     if(tags.length == 1 && tags[0] == "") JSONTag = [{"name":""}];
 318     else JSONTag = data;
 319         fail_state = false;
 320     if(data.length == 0){
 321         //TODO 4cx notification of error)
 322         alert4ChanX("All tags incorrect", "error");
 323                 fail_state = true;
 324                 document.getElementById("timer").textContent = "";
 325                 document.getElementById("tags").removeAttribute("disabled");
 326                 document.getElementById("imageButton").removeAttribute("disabled");
 327         return;
 328     }
 329         else if(data.length != tags.length && !tag_incorrect_state){
 330                 tag_incorrect_state = true;
 331                 if(document.getElementById("tags").value.trim() == "") alert4ChanX("No Tags", "info");
 332                 else alert4ChanX("One Tag Incorrect", "warning");
 333         }
 334     //tag size. Smallest tag is placed at bottom of JSON
 335     smallestTag = parseInt(data[data.length-1]["post_count"]);
 336 }
 337
 338 var setPostAndPage = function(endURL, tags){
 339         //posts
 340         if(number_of_posts > 0)
 341     number_of_posts = 0;
 342    //page
 343         if(top_page != top_page_max) smallestTag = top_page * 20;
 344     if(smallestTag == 0) smallestTag = 100;
 345         do{
 346                 escape_cond = true;
 347                 pageNo = ((Math.floor(Math.random() * 10000)) % Math.ceil(smallestTag / 20)) % 1000;    //1000 is max page search limit
 348                 tries.forEach(function(page){
 349                         if(page == 0){
 350                                 primed_for_fail = true;
 351                                 escape_cond = true;
 352                                 return;
 353                         }
 354                         else if(page == pageNo){
 355                                 escape_cond = false;
 356                                 return;
 357                         }
 358                 });
 359         } while(!escape_cond);
 360         tries.push(pageNo);
 361
 362     var URL = "https://danbooru.donmai.us/posts.json?page=" + pageNo + endURL;
 363
 364     loopOne = false;
 365     loopPage = pageNo;
 366     loopPost = number_of_posts;
 367     sameTrigger = 0;
 368     return URL;
 369 };
 370
 371 var ratingURL = function(tags, data){
 372     var URL = "";
 373     if(document.getElementById("safe").checked){
 374         if(document.getElementById("questionable").checked){
 375             if(document.getElementById("explicit").checked){
 376                 if(data.length > 1)  URL =  "&utf8=%E2%9C%93&tags=" + data[data.length-2]["name"] + "+" + data[data.length-1]["name"];
 377                 else  URL =  "&utf8=%E2%9C%93&tags=" + data[data.length-1]["name"];
 378             }
 379             else{
 380                 URL =  "&utf8=%E2%9C%93&tags=" + "-rating%3Aexplicit" + "+" + data[data.length-1]["name"];
 381             }
 382         }
 383         else if(document.getElementById("explicit").checked){
 384             URL = "&utf8=%E2%9C%93&tags=" + "-rating%3Aquestionable" + "+" + data[data.length-1]["name"];
 385         }
 386         else{
 387             URL = "&utf8=%E2%9C%93&tags=" + "rating%3Asafe" + "+" + data[data.length-1]["name"];
 388         }
 389     }
 390     else if(document.getElementById("questionable").checked){
 391         if(document.getElementById("explicit").checked){
 392             URL =  "&utf8=%E2%9C%93&tags=" + "-rating%3Asafe" + "+" + data[data.length-1]["name"];
 393         }
 394         else{
 395             URL =  "&utf8=%E2%9C%93&tags=" + "rating%3Aquestionable" + "+" + data[data.length-1]["name"];
 396         }
 397     }
 398     else if(document.getElementById("explicit").checked){
 399         URL =  "&utf8=%E2%9C%93&tags=" + "rating%3Aexplicit" + "+" + data[data.length-1]["name"];
 400     }
 401     else{
 402         if(data.length > 1)  URL =  "&utf8=%E2%9C%93&tags=" + data[data.length-2]["name"] + "+" + data[data.length-1]["name"];
 403         else  URL = "&utf8=%E2%9C%93&tags=" + data[data.length-1]["name"];
 404     }
 405         //console.log(URL);
 406     return URL;
 407 };
 408
 409 //check if valid url location
 410 var primed_for_fail = false;
 411 var checkPageFromDanbooru = function(err, data, tags){
 412         if (err != null) {
 413                 console.log('Something went wrong: ' + err);
 414                 alert4ChanX("Danbooru Server Did Not Perform request -- Error: "  + err, "error");
 415                 top_page = top_page_max;
 416                 attemptCounter = attemptMax;
 417                 document.getElementById("timer").textContent = "";
 418                 document.getElementById("tags").removeAttribute("disabled");
 419                 document.getElementById("imageButton").removeAttribute("disabled");
 420                 pageNo = 0;
 421                 //number_of_posts = 0;
 422         }
 423         else {
 424                                         //console.log(previous_images);
 425                 do{
 426                         //console.log(data.length);
 427                         var duplicate = false;
 428                         previous_images.forEach(function(item){
 429                                 if(item[0] == pageNo && item[1] == number_of_posts){
 430                                         duplicate = true;
 431                                         number_of_posts++;
 432                                         return;
 433                                 }
 434                         });
 435                         //console.log(number_of_posts);
 436                 }
 437                 while(duplicate == true || data.length < number_of_posts);
 438                 if(primed_for_fail){
 439                         alert4ChanX("No Results: All found for tags \"" + document.getElementById("tags").value + "\"", "error");
 440                         top_page = top_page_max;
 441                         attemptCounter = attemptMax;
 442                         document.getElementById("timer").textContent = "";
 443                         document.getElementById("tags").removeAttribute("disabled");
 444                         document.getElementById("imageButton").removeAttribute("disabled");
 445                         return;
 446                 }
 447                 //redo
 448                 else if((data.length < number_of_posts+1) && attemptCounter > 0) {
 449                         if(top_page > pageNo){
 450                                 top_page = pageNo + number_of_posts / 20;
 451                         }
 452                         attemptCounter--;
 453                         document.getElementById("timer").textContent = attemptCounter + "|" + time;
 454                         setImage();
 455                 }
 456                 //process page
 457                 else if (attemptCounter > 0){
 458                         //ALL PARAMETERS WILL BE RESET INSIDE JSON
 459                         document.getElementById("timer").textContent =  attemptCounter + "|" + time;
 460                         getJSON(sendURL, setImageFromDanbooru, tags);
 461                 }
 462                 else{
 463                         alert4ChanX("Not found", "error");
 464                         top_page = top_page_max;
 465                         attemptCounter = attemptMax;
 466                         document.getElementById("timer").textContent = "";
 467                         document.getElementById("tags").removeAttribute("disabled");
 468                         document.getElementById("imageButton").removeAttribute("disabled");
 469                         return;
 470                 }
 471         }
 472 };
 473
 474 var setImageFromDanbooru = function(err, data, tags){
 475     if (err != null) {
 476         console.log('Something went wrong: ' + err);
 477         alert4ChanX("Danbooru Server Did Not Perform request -- Error: "  + err, "error");
 478         top_page = top_page_max;
 479         attemptCounter = attemptMax;
 480         document.getElementById("timer").textContent = "";
 481         document.getElementById("tags").removeAttribute("disabled");
 482         document.getElementById("imageButton").removeAttribute("disabled");
 483
 484     }
 485     else {
 486                 JSONPage = data;
 487                 var image_found = false;
 488                 for (number_of_posts = number_of_posts; number_of_posts < 20 ; number_of_posts++){
 489                         if(timeout){
 490                                 alert4ChanX("timeout after " + time +" seconds", "error");
 491                                 clearInterval(counterFunction);
 492                                 document.getElementById("timer").textContent = "";
 493                                 document.getElementById("tags").removeAttribute("disabled");
 494                                 document.getElementById("imageButton").removeAttribute("disabled");
 495                                 top_page = top_page_max;
 496                                 attemptCounter = attemptMax;
 497                                 return;
 498                         }
 499                         else if(JSONPage["" + number_of_posts] == undefined){
 500                                 top_page = pageNo;
 501                                 attemptCounter--;
 502                                 setImage();
 503                                 return;
 504                         }
 505
 506                         var endURL = JSONPage["" + number_of_posts].file_url;
 507                         var URL = "https://danbooru.donmai.us" + endURL;
 508                         if(endURL.indexOf("raikou2.donmai.us") > -1)
 509                                 URL = endURL;
 510
 511                         urlContainterFunction(URL);
 512
 513                         var fail = false;
 514
 515                         if(endURL === undefined ||
 516                            endURL.indexOf(".mp4") > -1 || endURL.indexOf(".webm") > -1 || endURL.indexOf(".swf") > -1 || endURL.indexOf(".zip") > -1){
 517                                 // top_page = pageNo;
 518                                 // attemptCounter--;
 519                                 // setImage();
 520                                 // return;
 521                                 continue;
 522                         }
 523                         else{
 524                                 tags.forEach(function(tag){
 525                                         if(tag.indexOf("order:") > -1);
 526                                         else if(tag.indexOf("rating:") > -1){
 527                                                 if(tag.charAt(7) !== JSONPage["" + number_of_posts]["rating"]){
 528                                                         fail = true;
 529                                                         return;
 530                                                 }
 531                                         }
 532                                         else if(JSONPage["" + number_of_posts]["tag_string"].indexOf(tag) == -1){
 533                                                 fail = true;
 534                                                 return;
 535                                         }
 536                                 });
 537                         }
 538                         if(fail){
 539                                 // top_page = pageNo;
 540                                 // attemptCounter--;
 541                                 // setImage();
 542                                 // return;
 543                                 continue;
 544                         }
 545                         else{
 546                                 if(JSONPage["" + number_of_posts].file_size >= 4000000){
 547                                         var endURL = JSONPage["" + number_of_posts].large_file_url;
 548                                         var URL = "https://danbooru.donmai.us" + endURL;
 549                                         if(endURL.indexOf("raikou2.donmai.us") > -1)
 550                                                 URL = endURL;
 551
 552                                 }
 553                                 document.getElementById("timer").textContent = "...";
 554                                 imgURL = URL;
 555                                 var xhr = new GM_xmlhttpRequest(({
 556                                         method: "GET",
 557                                         url: URL,
 558                                         responseType : "arraybuffer",
 559                                         onload: function(response)
 560                                         {
 561                                                 top_page = top_page_max;
 562                                                 attemptCounter = attemptMax;
 563                                                 document.getElementById("tags").removeAttribute("disabled");
 564                                                 document.getElementById("imageButton").removeAttribute("disabled");
 565                                                 loopOne = false;
 566                                                 clearInterval(intervalFunction);
 567                                                 time = time_max;
 568                                                 var counter = document.getElementById("timer");
 569                                                 while(counter.hasChildNodes())
 570                                                         document.getElementById("timer").removeChild(document.getElementById("timer").lastChild);
 571
 572                                                 var blob;
 573                                                 if(endURL.indexOf(".jpg") > -1)
 574                                                         blob = new Blob([response.response], {type:"image/jpeg"});
 575                                                 else if(endURL.indexOf(".png") > -1)
 576                                                         blob = new Blob([response.response], {type:"image/png"});
 577                                                 else if(endURL.indexOf(".gif") > -1)
 578                                                         blob = new Blob([response.response], {type:"image/gif"});
 579
 580
 581                                                 var name = endURL.replace(/(data|cached)/g, "");
 582                                                 name = name.replace(/\//g, "");
 583
 584                                                 //SEND RESULTING RESPONSE TO 4CHANX FILES === QRSetFile
 585                                                 var detail = {file:blob, name:name};
 586                                                 if (typeof cloneInto === 'function') {
 587                                                         detail  = cloneInto(detail , document.defaultView);
 588                                                 }
 589                                                 document.getElementById("dump-list").firstChild.click();
 590                                                 document.dispatchEvent(new CustomEvent('QRSetFile', {bubbles:true, detail}));
 591
 592                                         }
 593                                 }));
 594                                                                                                 //end function;
 595                                 image_found = true;
 596                                                                 //SET PAGE&POST AS FOUND
 597                                 previous_images.push([pageNo, number_of_posts]);
 598                                 number_of_posts = 9001;
 599                         }
 600                 }
 601                 if(!image_found){
 602                         top_page = pageNo;
 603                         attemptCounter--;
 604                         setImage();
 605                 }
 606     }
 607 };
 608
 609 var urlContainterFunction = function(url){
 610     var urlBox = document.getElementById("urlContainer");
 611     urlBox.value = url;
 612 };
 613
 614 var counterFunction  = function(){
 615     if(!timeout){
 616         time--;
 617         if(time < 0){
 618             timeout = true;
 619             time = time_max;
 620         }
 621     }
 622 };
 623
 624 var getJSON = function(url, callback, extra) {
 625     var xhr = new XMLHttpRequest();
 626     xhr.open('GET', url, true);
 627     xhr.responseType = 'json';
 628     xhr.onload = function() {
 629         var status = xhr.status;
 630         if (status == 200) {
 631             callback(null, xhr.response, extra);
 632         } else {
 633             callback(status);
 634         }
 635     };
 636     xhr.send();
 637 };