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SOP/sop-website/website-front/assets/js/inputcache.js

48 lines
1.3 KiB

/**
* 自动保存输入框的值
* @type {{init: InputCache.init}}
*/
var InputCache = {
init: function () {
var storage = window.localStorage;
if (storage) {
var dataKey = location.host;
$('body').find('input[type="text"]').unbind().change(function () {
var id = this.id;
if (id) {
var data = getCache();
data[id] = this.value;
setCache(data);
}
});
function getCache() {
var jsonStr = storage.getItem(dataKey);
if (!jsonStr) {
jsonStr = '{}';
}
return JSON.parse(jsonStr);
}
function setCache(jsonObj) {
var jsonStr = JSON.stringify(jsonObj);
storage.setItem(dataKey, jsonStr);
}
// load data
var cache = getCache();
var docu = document;
for (var id in cache) {
var dom = docu.getElementById(id);
if (dom) {
var oldVal = dom.value;
var val = cache[id] || oldVal;
dom.value = val;
}
}
}
}
}