jonnybarnes.uk/public/assets/js/form-save.js

2 lines
1.3 KiB
JavaScript

function getKeys(){for(var e=[],t=document.querySelectorAll("input[type=text], textarea"),r=0;r<t.length;r++){var o=getFormElement(t[r]);if(o!==!1){var n=o.id+"~"+t[r].id;e.push(n)}}return e}function getFormElement(e){if("body"!==e.nodeName.toLowerCase()){var t=e.parentNode;return"form"===t.nodeName.toLowerCase()?t:getFormElement(t)}return!1}var feature={addEventListener:!!window.addEventListener,querySelectorAll:!!document.querySelectorAll};if(feature.addEventListener&&feature.querySelectorAll)for(var keys=getKeys(),i=0;i<keys.length;i++)if(store.get(keys[i])){var formId=keys[i].split("~")[1];document.getElementById(formId).value=store.get(keys[i])}for(var timerId=window.setInterval(function(){for(var e=!1,t=document.querySelectorAll("input[type=text], textarea"),r=0;r<t.length;r++){var o=getFormElement(t[r]).id+"~"+t[r].id;store.get(o)!==t[r].value&&""!==t[r].value&&(store.set(o,t[r].value),e=!0)}e===!0&&(alertify.logPosition("top right"),alertify.success("Auto saved text"))},5e3),forms=document.querySelectorAll("form"),f=0;f<forms.length;f++){var form=forms[f];form.addEventListener("submit",function(){window.clearInterval(timerId);for(var e=form.id,t=store.keys(),r=0;r<t.length;r++)t[r].indexOf(e)>-1&&store.remove(t[r])})}
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