1 | <?php |
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2 | /** |
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3 | * The Strangecode Codebase - a general application development framework for PHP |
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4 | * For details visit the project site: <http://trac.strangecode.com/codebase/> |
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5 | * Copyright 2001-2009 Strangecode Internet Consultancy |
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6 | * |
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7 | * This file is part of The Strangecode Codebase. |
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8 | * |
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9 | * The Strangecode Codebase is free software: you can redistribute it and/or |
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10 | * modify it under the terms of the GNU General Public License as published by the |
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11 | * Free Software Foundation, either version 3 of the License, or (at your option) |
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12 | * any later version. |
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13 | * |
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14 | * The Strangecode Codebase is distributed in the hope that it will be useful, but |
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15 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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16 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more |
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17 | * details. |
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18 | * |
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19 | * You should have received a copy of the GNU General Public License along with |
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20 | * The Strangecode Codebase. If not, see <http://www.gnu.org/licenses/>. |
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21 | */ |
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22 | |
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23 | /** |
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24 | * AuthorizeNet.inc.php |
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25 | * |
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26 | * The AuthorizeNet class provides an abstract interface for communicating |
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27 | * with authorize.net's AIM interface. Supports Auth.Net v3.1 |
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28 | * |
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29 | * @author Quinn Comendant <quinn@strangecode.com> |
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30 | * @version 1.0 |
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31 | * @date 2004-04-06 |
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32 | */ |
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33 | |
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34 | // Example usage |
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35 | // require_once 'codebase/lib/AuthorizeNet.inc.php'; |
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36 | // |
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37 | // $authorizenet = new AuthorizeNet(); |
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38 | // $authorizenet->setParam(array( |
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39 | // 'x_Login' => 'myaccount', |
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40 | // 'x_Test_Request' => 'TRUE', |
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41 | // 'x_First_Name' => 'John', |
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42 | // 'x_Last_Name' => 'Doe', |
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43 | // 'x_Amount' => '1.20', |
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44 | // 'x_Card_Num' => '4111111111111111', |
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45 | // 'x_Card_Code' => '123', |
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46 | // 'x_Exp_Date' => '042008', |
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47 | // 'x_Invoice_Num' => '100', |
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48 | // 'x_Address' => '10 rue Levouvé', |
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49 | // 'x_City' => 'SomeCity', |
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50 | // 'x_State' => 'CA', |
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51 | // 'x_Zip' => '75010', |
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52 | // )); |
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53 | // |
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54 | // $result_code = $authorizenet->process(); // Returns one of: false = error, 1 = accepted, 2 = declined, 3 = error |
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55 | // $result_array = $authorizenet->getResults(); |
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56 | // |
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57 | // foreach ($result_array as $key => $value) { |
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58 | // print "$key: $value<br>\n"; |
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59 | // } |
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60 | |
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61 | class AuthorizeNet { |
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62 | |
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63 | var $post_url = ''; // The URL to post data to. |
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64 | var $_results = array(); |
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65 | var $_params = array(); |
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66 | var $_default_params = array( |
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67 | 'x_version' => '3.1', |
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68 | 'x_relay_response' => 'FALSE', |
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69 | 'x_delim_data' => 'TRUE', |
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70 | 'x_echo_data' => 'TRUE', |
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71 | 'x_adc_url' => 'FALSE', |
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72 | 'x_type' => 'AUTH_CAPTURE', |
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73 | 'x_method' => 'CC', |
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74 | 'x_login' => '', |
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75 | 'x_tran_key' => '', |
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76 | 'x_delim_char' => ',', |
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77 | 'x_encap_char' => '', |
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78 | 'md5_hash_salt' => '', |
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79 | ); |
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80 | |
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81 | // Array of response names. Used in the results array. |
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82 | var $_result_fields = Array( |
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83 | 'x_response_code', |
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84 | 'x_response_subcode', |
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85 | 'x_response_reason_code', |
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86 | 'x_response_reason_text', |
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87 | 'x_auth_code', |
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88 | 'x_avs_code', |
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89 | 'x_trans_id', |
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90 | 'x_invoice_num', |
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91 | 'x_description', |
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92 | 'x_amount', |
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93 | 'x_method', |
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94 | 'x_type', |
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95 | 'x_cust_id', |
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96 | 'x_first_name', |
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97 | 'x_last_name', |
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98 | 'x_company', |
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99 | 'x_address', |
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100 | 'x_city', |
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101 | 'x_state', |
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102 | 'x_zip', |
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103 | 'x_country', |
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104 | 'x_phone', |
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105 | 'x_fax', |
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106 | 'x_email', |
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107 | 'x_ship_to_first_name', |
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108 | 'x_ship_to_last_name', |
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109 | 'x_ship_to_company', |
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110 | 'x_ship_to_address', |
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111 | 'x_ship_to_city', |
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112 | 'x_ship_to_state', |
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113 | 'x_ship_to_zip', |
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114 | 'x_ship_to_country', |
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115 | 'x_tax', |
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116 | 'x_duty', |
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117 | 'x_freight', |
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118 | 'x_tax_exempt', |
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119 | 'x_po_num', |
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120 | 'x_md5_hash', |
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121 | 'x_card_code' |
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122 | ); |
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123 | |
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124 | /** |
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125 | * Constructs a new authentication object. |
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126 | * |
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127 | * @access public |
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128 | * |
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129 | * @param optional array $_params A hash containing parameters. |
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130 | */ |
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131 | function AuthorizeNet($params = array()) |
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132 | { |
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133 | $app =& App::getInstance(); |
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134 | |
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135 | if (!function_exists('curl_init')) { |
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136 | trigger_error('AuthorizeNet error: curl not installed.', E_USER_ERROR); |
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137 | } |
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138 | |
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139 | // The authorize.net url to post to. |
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140 | $this->post_url = isset($params['post_url']) ? $params['post_url'] : 'https://secure.authorize.net/gateway/transact.dll'; |
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141 | |
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142 | // Set default parameters. |
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143 | $this->_params = $this->_default_params; |
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144 | $this->setParam($params); |
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145 | |
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146 | $this->setParam(array('md5_hash_salt' => $app->getParam('signing_key'))); |
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147 | } |
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148 | |
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149 | /** |
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150 | * Set (or overwrite existing) parameters by passing an array of new parameters. |
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151 | * |
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152 | * @access public |
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153 | * @param array $params Array of parameters (key => val pairs). |
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154 | */ |
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155 | function setParam($params) |
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156 | { |
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157 | $app =& App::getInstance(); |
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158 | |
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159 | if (isset($params) && is_array($params)) { |
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160 | // Merge new parameters with old overriding only those passed. |
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161 | $this->_params = array_merge($this->_params, $params); |
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162 | } else { |
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163 | $app->logMsg(sprintf('Parameters are not an array: %s', $params), LOG_ERR, __FILE__, __LINE__); |
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164 | } |
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165 | } |
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166 | |
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167 | /** |
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168 | * Return the value of a parameter, if it exists. |
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169 | * |
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170 | * @access public |
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171 | * @param string $param Which parameter to return. |
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172 | * @return mixed Configured parameter value. |
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173 | */ |
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174 | function getParam($param) |
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175 | { |
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176 | $app =& App::getInstance(); |
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177 | |
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178 | if (isset($this->_params[$param])) { |
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179 | return $this->_params[$param]; |
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180 | } else { |
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181 | $app->logMsg(sprintf('Parameter is not set: %s', $param), LOG_DEBUG, __FILE__, __LINE__); |
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182 | return null; |
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183 | } |
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184 | } |
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185 | |
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186 | |
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187 | /** |
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188 | * Submit parameters to gateway. |
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189 | * |
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190 | * @access public |
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191 | * |
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192 | * @return mixed False or x_response_code: false = error, 1 = accepted, 2 = declined, 3 = error |
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193 | */ |
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194 | function process() |
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195 | { |
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196 | $app =& App::getInstance(); |
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197 | |
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198 | if (empty($this->_params['x_login'])) { |
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199 | $this->_results['x_response_reason_text'] = _("Transaction gateway temporarily not available. Please try again later."); |
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200 | $app->logMsg(sprintf('x_login not specified.', null), LOG_ERR, __FILE__, __LINE__); |
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201 | return false; |
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202 | } |
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203 | if (empty($this->_params['x_card_num'])) { |
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204 | $this->_results['x_response_reason_text'] = _("Transaction gateway temporarily not available. Please try again later."); |
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205 | $app->logMsg(sprintf('x_card_num not specified.', null), LOG_ERR, __FILE__, __LINE__); |
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206 | return false; |
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207 | } |
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208 | |
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209 | // Generate query string from params. |
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210 | $q = ''; |
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211 | $delim = ''; |
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212 | foreach ($this->_params as $key=>$val) { |
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213 | $q .= $delim . $key . '=' . urlencode($val); |
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214 | $delim = '&'; |
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215 | } |
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216 | |
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217 | // Setup curl and execute request. |
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218 | $ch = curl_init(); |
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219 | curl_setopt($ch, CURLOPT_URL, $this->post_url); |
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220 | curl_setopt($ch, CURLOPT_HEADER, 0); |
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221 | curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); |
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222 | curl_setopt($ch, CURLOPT_POST, 1); |
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223 | curl_setopt($ch, CURLOPT_POSTFIELDS, $q); |
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224 | curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 2); |
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225 | curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 1); |
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226 | $result = curl_exec($ch); |
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227 | $error = curl_error($ch); |
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228 | curl_close($ch); |
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229 | |
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230 | if (!$result) { |
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231 | if ('' != $error) { |
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232 | $app->logMsg(sprintf('Curl error: %s', $error), LOG_ERR, __FILE__, __LINE__); |
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233 | } |
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234 | return false; |
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235 | } |
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236 | return $this->_processResult($result); |
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237 | } |
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238 | |
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239 | |
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240 | /** |
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241 | * Returns the results array. Returns a specific element if $key is provided. |
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242 | * |
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243 | * @access public |
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244 | * |
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245 | * @return array Returns the results array. |
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246 | */ |
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247 | function getResult($key=null) |
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248 | { |
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249 | if (isset($key)) { |
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250 | if (isset($this->_results[$key])) { |
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251 | return $this->_results[$key]; |
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252 | } else { |
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253 | return null; |
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254 | } |
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255 | } else { |
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256 | return $this->_results; |
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257 | } |
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258 | } |
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259 | |
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260 | /** |
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261 | * Tests a returned md5 hash value with a locally computed one. |
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262 | * |
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263 | * @access public |
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264 | * |
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265 | * @return bool True if the hash is valid, false otherwise. |
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266 | */ |
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267 | function validMD5Hash() |
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268 | { |
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269 | return ( |
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270 | mb_strtolower($this->getResult('x_md5_hash')) == mb_strtolower(md5( |
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271 | $this->getParam('md5_hash_salt') . |
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272 | $this->getParam('x_login') . |
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273 | $this->getResult('x_trans_id') . |
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274 | $this->getResult('x_amount') |
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275 | )) |
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276 | ); |
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277 | } |
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278 | |
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279 | /** |
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280 | * Reset all variables. Call before beginning a new transaction. |
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281 | * |
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282 | * @access public |
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283 | */ |
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284 | function reset() |
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285 | { |
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286 | $this->_results = Array(); |
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287 | $this->_params = $this->_default_params; |
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288 | } |
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289 | |
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290 | /** |
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291 | * Process the result from the curl execution to create an associative array of returned data. |
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292 | * |
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293 | * @access private. |
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294 | * |
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295 | * @param mixed $result The result from the curl execution. |
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296 | * |
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297 | * @return integer Transaction result code. |
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298 | */ |
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299 | function _processResult($result) |
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300 | { |
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301 | $this->_results = Array(); |
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302 | |
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303 | $results = explode($this->getParam('x_delim_char'), $result); |
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304 | |
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305 | $num = sizeof($this->_result_fields); |
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306 | for ($i=0, $j=0; $i<$num; $i++) { |
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307 | if (isset($this->_result_fields[$i])) { |
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308 | $this->_results[$this->_result_fields[$i]] = $results[$i]; |
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309 | } else { |
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310 | $j++; |
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311 | $this->_results["x_custom_$j"] = $results[$i]; |
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312 | } |
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313 | } |
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314 | return $this->_results['x_response_code']; |
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315 | } |
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316 | } |
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317 | ?> |
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