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WebServiceXCurrencyServiceUtil.php
1 <?php
2  /*********************************************************************************
3  * Zurmo is a customer relationship management program developed by
4  * Zurmo, Inc. Copyright (C) 2017 Zurmo Inc.
5  *
6  * Zurmo is free software; you can redistribute it and/or modify it under
7  * the terms of the GNU Affero General Public License version 3 as published by the
8  * Free Software Foundation with the addition of the following permission added
9  * to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
10  * IN WHICH THE COPYRIGHT IS OWNED BY ZURMO, ZURMO DISCLAIMS THE WARRANTY
11  * OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
12  *
13  * Zurmo is distributed in the hope that it will be useful, but WITHOUT
14  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
15  * FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
16  * details.
17  *
18  * You should have received a copy of the GNU Affero General Public License along with
19  * this program; if not, see http://www.gnu.org/licenses or write to the Free
20  * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
21  * 02110-1301 USA.
22  *
23  * You can contact Zurmo, Inc. with a mailing address at 27 North Wacker Drive
24  * Suite 370 Chicago, IL 60606. or at email address contact@zurmo.com.
25  *
26  * The interactive user interfaces in original and modified versions
27  * of this program must display Appropriate Legal Notices, as required under
28  * Section 5 of the GNU Affero General Public License version 3.
29  *
30  * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
31  * these Appropriate Legal Notices must retain the display of the Zurmo
32  * logo and Zurmo copyright notice. If the display of the logo is not reasonably
33  * feasible for technical reasons, the Appropriate Legal Notices must display the words
34  * "Copyright Zurmo Inc. 2017. All rights reserved".
35  ********************************************************************************/
36 
44  {
50  public function getConversionRateViaWebService($fromCode, $toCode)
51  {
52  $this->resetErrors();
53  $url = 'http://www.webservicex.net/CurrencyConvertor.asmx/ConversionRate?FromCurrency=';
54  $url .= $fromCode . '&ToCurrency=' . $toCode;
55  $ch = curl_init();
56  $timeout = 2;
57  curl_setopt($ch, CURLOPT_URL, $url);
58  curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
59  curl_setopt($ch, CURLOPT_TIMEOUT, 3);
60  curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout);
61  $fileContents = curl_exec($ch);
62  $error_info = curl_error($ch);
63  curl_close($ch);
64  if ($fileContents === false || empty($fileContents))
65  {
66  $this->webServiceErrorMessage = $error_info;
67  $this->webServiceErrorCode = ZurmoCurrencyHelper::ERROR_WEB_SERVICE;
68  return null;
69  }
70  if (!empty($fileContents) &&
71  false !== $xml = @simplexml_load_string($fileContents))
72  {
73  if (is_object($xml) && $xml instanceof SimpleXMLElement)
74  {
75  $xmlAsArray = (array)$xml;
76  return $xmlAsArray[0];
77  }
78  elseif (is_array($xml))
79  {
80  return $xml[0];
81  }
82  else
83  {
84  return null; //todo: throw exception
85  }
86  }
87  if (stripos($fileContents, 'error') === false)
88  {
89  $this->webServiceErrorMessage = Zurmo::t('Core', 'Invalid currency code');
90  $this->webServiceErrorCode = ZurmoCurrencyHelper::ERROR_INVALID_CODE;
91  }
92  else
93  {
94  $this->webServiceErrorMessage = Zurmo::t('Core', 'There was an error with the web service.');
95  $this->webServiceErrorCode = ZurmoCurrencyHelper::ERROR_WEB_SERVICE;
96  }
97  return null;
98  }
99  }
100 ?>
Generated on Fri Jul 10 2020 07:10:28
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