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index.js
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index.js
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function getFormValues(formElement) {
var formElements = formElement.elements;
var formParams = {};
var i = 0;
var elem = null;
for (i = 0; i < formElements.length; i += 1) {
elem = formElements[i];
switch (elem.type) {
case 'submit':
break;
case 'radio':
if (elem.checked) {
formParams[elem.name] = elem.value;
}
break;
case 'checkbox':
if (elem.checked) {
formParams[elem.name] = elem.value;
}
break;
case 'select-multiple':
var selectValues = getSelectValues(elem);
if (selectValues.length > 0) {
formParams[elem.name] = selectValues;
}
break;
default:
if (elem.value !== undefined) {
formParams[elem.name] = elem.value;
}
}
}
return formParams;
}
function setFormValues(formElement, values) {
var formElements = formElement.elements;
var i = 0;
var elem = null;
for (i = 0; i < formElements.length; i += 1) {
elem = formElements[i];
switch (elem.type) {
case 'submit':
break;
case 'radio':
if (values[elem.name] === elem.value) {
elem.checked = true;
} else {
elem.checked = false;
}
break;
case 'checkbox':
if (values[elem.name] === elem.value) {
elem.checked = true;
} else {
elem.checked = false;
}
break;
case 'select-multiple':
if (values[elem.name]) {
setSelectValues(elem, values[elem.name]);
}
break;
default:
if (values[elem.name] !== undefined) {
elem.value = values[elem.name];
}
}
}
}
function setSelectValues(selectElem, values) {
var options = selectElem.options;
var opt;
for (var i = 0, iLen = options.length; i < iLen; i++) {
opt = options[i];
if (values.indexOf(opt.value) > -1) {
opt.selected = true;
} else {
opt.selected = false;
}
}
}
function getSelectValues(select) {
var result = [];
var options = select && select.options;
var opt;
for (var i = 0, iLen = options.length; i < iLen; i++) {
opt = options[i];
if (opt.selected) {
result.push(opt.value || opt.text);
}
}
return result;
}
function getSetFormValues() {
this.set = setFormValues;
this.get = getFormValues;
}
module.exports = getSetFormValues;