116 lines
3.3 KiB
PHP
116 lines
3.3 KiB
PHP
<?php
|
|
/**
|
|
* The MIT License
|
|
* Copyright (c) 2007 Andy Smith
|
|
*/
|
|
namespace Abraham\TwitterOAuth;
|
|
|
|
class Util
|
|
{
|
|
/**
|
|
* @param $input
|
|
*
|
|
* @return array|mixed|string
|
|
*/
|
|
public static function urlencodeRfc3986($input)
|
|
{
|
|
$output = '';
|
|
if (is_array($input)) {
|
|
$output = array_map([__NAMESPACE__ . '\Util', 'urlencodeRfc3986'], $input);
|
|
} elseif (is_scalar($input)) {
|
|
$output = rawurlencode($input);
|
|
}
|
|
return $output;
|
|
}
|
|
|
|
/**
|
|
* @param string $string
|
|
*
|
|
* @return string
|
|
*/
|
|
public static function urldecodeRfc3986($string)
|
|
{
|
|
return urldecode($string);
|
|
}
|
|
|
|
/**
|
|
* This function takes a input like a=b&a=c&d=e and returns the parsed
|
|
* parameters like this
|
|
* array('a' => array('b','c'), 'd' => 'e')
|
|
*
|
|
* @param mixed $input
|
|
*
|
|
* @return array
|
|
*/
|
|
public static function parseParameters($input)
|
|
{
|
|
if (!isset($input) || !$input) {
|
|
return [];
|
|
}
|
|
|
|
$pairs = explode('&', $input);
|
|
|
|
$parameters = [];
|
|
foreach ($pairs as $pair) {
|
|
$split = explode('=', $pair, 2);
|
|
$parameter = Util::urldecodeRfc3986($split[0]);
|
|
$value = isset($split[1]) ? Util::urldecodeRfc3986($split[1]) : '';
|
|
|
|
if (isset($parameters[$parameter])) {
|
|
// We have already recieved parameter(s) with this name, so add to the list
|
|
// of parameters with this name
|
|
|
|
if (is_scalar($parameters[$parameter])) {
|
|
// This is the first duplicate, so transform scalar (string) into an array
|
|
// so we can add the duplicates
|
|
$parameters[$parameter] = [$parameters[$parameter]];
|
|
}
|
|
|
|
$parameters[$parameter][] = $value;
|
|
} else {
|
|
$parameters[$parameter] = $value;
|
|
}
|
|
}
|
|
return $parameters;
|
|
}
|
|
|
|
/**
|
|
* @param $params
|
|
*
|
|
* @return string
|
|
*/
|
|
public static function buildHttpQuery($params)
|
|
{
|
|
if (!$params) {
|
|
return '';
|
|
}
|
|
|
|
// Urlencode both keys and values
|
|
$keys = Util::urlencodeRfc3986(array_keys($params));
|
|
$values = Util::urlencodeRfc3986(array_values($params));
|
|
$params = array_combine($keys, $values);
|
|
|
|
// Parameters are sorted by name, using lexicographical byte value ordering.
|
|
// Ref: Spec: 9.1.1 (1)
|
|
uksort($params, 'strcmp');
|
|
|
|
$pairs = [];
|
|
foreach ($params as $parameter => $value) {
|
|
if (is_array($value)) {
|
|
// If two or more parameters share the same name, they are sorted by their value
|
|
// Ref: Spec: 9.1.1 (1)
|
|
// June 12th, 2010 - changed to sort because of issue 164 by hidetaka
|
|
sort($value, SORT_STRING);
|
|
foreach ($value as $duplicateValue) {
|
|
$pairs[] = $parameter . '=' . $duplicateValue;
|
|
}
|
|
} else {
|
|
$pairs[] = $parameter . '=' . $value;
|
|
}
|
|
}
|
|
// For each parameter, the name is separated from the corresponding value by an '=' character (ASCII code 61)
|
|
// Each name-value pair is separated by an '&' character (ASCII code 38)
|
|
return implode('&', $pairs);
|
|
}
|
|
}
|