d2-ui
Version:
50 lines (47 loc) • 2.11 kB
JavaScript
// https://github.com/jquery/jquery/blob/2.1.3/src/manipulation/var/rcheckableType.js
// https://github.com/jquery/jquery/blob/2.1.3/src/serialize.js
var _ = require('lodash'),
submittableSelector = 'input,select,textarea,keygen',
rCRLF = /\r?\n/g;
exports.serializeArray = function() {
// Resolve all form elements from either forms or collections of form elements
var Cheerio = this.constructor;
return this.map(function() {
var elem = this;
var $elem = Cheerio(elem);
if (elem.name === 'form') {
return $elem.find(submittableSelector).toArray();
} else {
return $elem.filter(submittableSelector).toArray();
}
}).filter(
// Verify elements have a name (`attr.name`) and are not disabled (`:disabled`)
'[name!=""]:not(:disabled)'
// and cannot be clicked (`[type=submit]`) or are used in `x-www-form-urlencoded` (`[type=file]`)
+ ':not(:submit, :button, :image, :reset, :file)'
// and are either checked/don't have a checkable state
+ ':matches([checked], :not(:checkbox, :radio))'
// Convert each of the elements to its value(s)
).map(function(i, elem) {
var $elem = Cheerio(elem);
var name = $elem.attr('name');
var val = $elem.val();
// If there is no value set (e.g. `undefined`, `null`), then return nothing
if (val == null) {
return null;
} else {
// If we have an array of values (e.g. `<select multiple>`), return an array of key/value pairs
if (Array.isArray(val)) {
return _.map(val, function(val) {
// We trim replace any line endings (e.g. `\r` or `\r\n` with `\r\n`) to guarantee consistency across platforms
// These can occur inside of `<textarea>'s`
return {name: name, value: val.replace( rCRLF, '\r\n' )};
});
// Otherwise (e.g. `<input type="text">`, return only one key/value pair
} else {
return {name: name, value: val.replace( rCRLF, '\r\n' )};
}
}
// Convert our result to an array
}).get();
};