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