Completely empty the BLOCK table in HITDB
Tính đến
// ==UserScript==
// @name Clear BLOCK table in HITDB
// @namespace localhost
// @description Completely empty the BLOCK table in HITDB
// @include https://www.mturk.com/mturk/dashboard
// @require http://code.jquery.com/jquery-2.1.1.js
// @version 1.0
// @grant none
// ==/UserScript==
var HITStorage = {};
var indexedDB = window.indexedDB || window.webkitIndexedDB || window.mozIndexedDB;
window.IDBTransaction = window.IDBTransaction || window.webkitIDBTransaction || window.mozIDBTransaction;
window.IDBKeyRange = window.IDBKeyRange || window.webkitIDBKeyRange || window.mozIDBKeyRange;
var IDBKeyRange = window.IDBKeyRange;
HITStorage.indexedDB = {};
HITStorage.indexedDB = {};
HITStorage.indexedDB.db = null;
HITStorage.indexedDB.onerror = function(e) {
console.log(e);
};
var v = 4;
HITStorage.indexedDB.deleteBLOCKS = function () {
var request = indexedDB.open("HITDB", v);
console.log("request starting");
request.onsuccess = function(e) {
HITStorage.indexedDB.db = e.target.result;
var db = HITStorage.indexedDB.db;
var trans = db.transaction(["BLOCKS"], "readwrite");
var clearRequest = trans.objectStore("BLOCKS").clear();
clearRequest.onsuccess = function (e) {
alert("BLOCKS deleted!");
}
}
}
$('body').append("<button id='deleteBlocks' >Delete Blocks</button>");
$(document).on('click', '#deleteBlocks', function () {
console.log("Deleting blocks");
HITStorage.indexedDB.deleteBLOCKS();
});