100 lines
3.0 KiB
PHP
Executable File
100 lines
3.0 KiB
PHP
Executable File
<?php
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/*
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* Mashape PHP Client library.
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*
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* Copyright (C) 2011 Mashape, Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*
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* The author of this software is Mashape, Inc.
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* For any question or feedback please contact us at: support@mashape.com
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*
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*/
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define("PLACEHOLDER_REGEX", "/\{([\w\.]+)\}/");
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class UrlUtils {
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public static function prepareRequest(&$url, &$parameters, $addRegularQueryStringParameters = false) {
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if ($parameters == null) {
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$parameters = array();
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}
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// Remove null parameters
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$keys = array_keys($parameters);
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for ($i = 0;$i<count($keys);$i++) {
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$key = $keys[$i];
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if ($parameters[$key] === null) {
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unset($parameters[$key]);
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} else {
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$parameters[$key] = (string)$parameters[$key];
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}
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}
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if ($addRegularQueryStringParameters) {
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// Get regular query string parameters
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self::addRegularQueryStringParameters($url, $parameters);
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}
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$finalUrl = $url;
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$matches = null;
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$match = preg_match_all(PLACEHOLDER_REGEX, $url, $matches);
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if (!empty($matches) && count($matches) > 1) {
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$matches = $matches[1];
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$count = count($matches);
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foreach ($matches as $key) {
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if (array_key_exists($key, $parameters)) {
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$finalUrl = preg_replace("/(\?.+)\{" . $key . "\}/", '${1}' . urlencode($parameters[$key]), $finalUrl);
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$finalUrl = preg_replace("/\{" . $key . "\}/", rawurlencode($parameters[$key]), $finalUrl);
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} else {
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$finalUrl = preg_replace("/&?[\w]*=?\{" . $key . "\}/", "", $finalUrl);
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}
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}
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}
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$finalUrl = preg_replace("/\?&/", "?", $finalUrl);
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$finalUrl = preg_replace("/\?$/", "", $finalUrl);
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$url = $finalUrl;
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}
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private static function addRegularQueryStringParameters($url, &$parameters) {
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$urlParts = explode("?", $url);
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if (count($urlParts) > 1) {
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$queryString = $urlParts[1];
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$queryStringParameters = explode("&", $queryString);
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foreach ($queryStringParameters as $queryStringParameter) {
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$queryStringParameterParts = explode("=", $queryStringParameter);
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if (count($queryStringParameterParts) > 1) {
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if (!self::isPlaceHolder($queryStringParameterParts[1])) {
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$parameters[$queryStringParameterParts[0]] = $queryStringParameterParts[1];
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}
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}
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}
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}
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}
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private static function isPlaceHolder($value) {
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return preg_match(PLACEHOLDER_REGEX, $value);
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}
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public static function generateClientHeaders() {
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$headers = "User-Agent: mashape-php/1.0: " . "\r\n";
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return $headers;
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}
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}
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?>
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