setup-php/node_modules/urlgrey/browser/querystring.js
2019-09-20 21:54:46 +05:30

148 lines
3.9 KiB
JavaScript

// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
// Query String Utilities
var QueryString = exports;
var isString = require('../util').isString;
var isArray = require('../util').isArray;
var isBoolean = require('../util').isBoolean;
var isNumber = require('../util').isNumber;
var isObject = require('../util').isObject;
var isNull = require('../util').isNull;
var keys = require('../util').keys;
var map = require('../util').map;
// If obj.hasOwnProperty has been overridden, then calling
// obj.hasOwnProperty(prop) will break.
// See: https://github.com/joyent/node/issues/1707
function hasOwnProperty(obj, prop) {
return Object.prototype.hasOwnProperty.call(obj, prop);
}
function charCode(c) {
return c.charCodeAt(0);
}
QueryString.unescape = function(s) {
return decodeURIComponent(s);
};
QueryString.escape = function(str) {
return encodeURIComponent(str);
};
var stringifyPrimitive = function(v) {
if (isString(v))
return v;
if (isBoolean(v))
return v ? 'true' : 'false';
if (isNumber(v))
return isFinite(v) ? v : '';
return '';
};
QueryString.stringify = QueryString.encode = function(obj, sep, eq, name) {
sep = sep || '&';
eq = eq || '=';
if (isNull(obj)) {
obj = undefined;
}
if (isObject(obj)) {
return map(keys(obj), function(k) {
var ks = QueryString.escape(stringifyPrimitive(k)) + eq;
if (isArray(obj[k])) {
return map(obj[k], function(v) {
return ks + QueryString.escape(stringifyPrimitive(v));
}).join(sep);
} else {
return ks + QueryString.escape(stringifyPrimitive(obj[k]));
}
}).join(sep);
}
if (!name) return '';
return QueryString.escape(stringifyPrimitive(name)) + eq +
QueryString.escape(stringifyPrimitive(obj));
};
// Parse a key=val string.
QueryString.parse = QueryString.decode = function(qs, sep, eq, options) {
sep = sep || '&';
eq = eq || '=';
var obj = {};
if (!isString(qs) || qs.length === 0) {
return obj;
}
var regexp = /\+/g;
qs = qs.split(sep);
var maxKeys = 1000;
if (options && isNumber(options.maxKeys)) {
maxKeys = options.maxKeys;
}
var len = qs.length;
// maxKeys <= 0 means that we should not limit keys count
if (maxKeys > 0 && len > maxKeys) {
len = maxKeys;
}
for (var i = 0; i < len; ++i) {
var x = qs[i].replace(regexp, '%20'),
idx = x.indexOf(eq),
kstr, vstr, k, v;
if (idx >= 0) {
kstr = x.substr(0, idx);
vstr = x.substr(idx + 1);
} else {
kstr = x;
vstr = '';
}
try {
k = decodeURIComponent(kstr);
v = decodeURIComponent(vstr);
} catch (e) {
k = QueryString.unescape(kstr, true);
v = QueryString.unescape(vstr, true);
}
if (!hasOwnProperty(obj, k)) {
obj[k] = v;
} else if (isArray(obj[k])) {
obj[k].push(v);
} else {
obj[k] = [obj[k], v];
}
}
return obj;
};