1 | <?php |
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2 | // |
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3 | // +----------------------------------------------------------------------+ |
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4 | // | PHP Version 4 | |
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5 | // +----------------------------------------------------------------------+ |
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6 | // | Copyright (c) 1997-2003 The PHP Group | |
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7 | // +----------------------------------------------------------------------+ |
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8 | // | This source file is subject to version 2.02 of the PHP license, | |
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9 | // | that is bundled with this package in the file LICENSE, and is | |
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10 | // | available at through the world-wide-web at | |
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11 | // | http://www.php.net/license/2_02.txt. | |
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12 | // | If you did not receive a copy of the PHP license and are unable to | |
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13 | // | obtain it through the world-wide-web, please send a note to | |
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14 | // | license@php.net so we can mail you a copy immediately. | |
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15 | // +----------------------------------------------------------------------+ |
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16 | // | Author: Chuck Hagenbuch <chuck@horde.org> | |
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17 | // +----------------------------------------------------------------------+ |
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18 | |
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19 | /** |
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20 | * Sendmail implementation of the PEAR Mail:: interface. |
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21 | * @access public |
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22 | * @package Mail |
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23 | * @version $Revision: 294744 $ |
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24 | */ |
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25 | class Mail_sendmail extends Mail { |
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26 | |
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27 | /** |
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28 | * The location of the sendmail or sendmail wrapper binary on the |
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29 | * filesystem. |
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30 | * @var string |
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31 | */ |
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32 | var $sendmail_path = '/usr/sbin/sendmail'; |
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33 | |
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34 | /** |
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35 | * Any extra command-line parameters to pass to the sendmail or |
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36 | * sendmail wrapper binary. |
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37 | * @var string |
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38 | */ |
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39 | var $sendmail_args = '-i'; |
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40 | |
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41 | /** |
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42 | * Constructor. |
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43 | * |
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44 | * Instantiates a new Mail_sendmail:: object based on the parameters |
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45 | * passed in. It looks for the following parameters: |
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46 | * sendmail_path The location of the sendmail binary on the |
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47 | * filesystem. Defaults to '/usr/sbin/sendmail'. |
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48 | * |
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49 | * sendmail_args Any extra parameters to pass to the sendmail |
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50 | * or sendmail wrapper binary. |
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51 | * |
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52 | * If a parameter is present in the $params array, it replaces the |
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53 | * default. |
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54 | * |
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55 | * @param array $params Hash containing any parameters different from the |
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56 | * defaults. |
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57 | * @access public |
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58 | */ |
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59 | function Mail_sendmail($params) |
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60 | { |
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61 | if (isset($params['sendmail_path'])) { |
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62 | $this->sendmail_path = $params['sendmail_path']; |
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63 | } |
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64 | if (isset($params['sendmail_args'])) { |
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65 | $this->sendmail_args = $params['sendmail_args']; |
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66 | } |
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67 | |
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68 | /* |
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69 | * Because we need to pass message headers to the sendmail program on |
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70 | * the commandline, we can't guarantee the use of the standard "\r\n" |
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71 | * separator. Instead, we use the system's native line separator. |
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72 | */ |
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73 | if (defined('PHP_EOL')) { |
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74 | $this->sep = PHP_EOL; |
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75 | } else { |
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76 | $this->sep = (strpos(PHP_OS, 'WIN') === false) ? "\n" : "\r\n"; |
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77 | } |
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78 | } |
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79 | |
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80 | /** |
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81 | * Implements Mail::send() function using the sendmail |
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82 | * command-line binary. |
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83 | * |
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84 | * @param mixed $recipients Either a comma-seperated list of recipients |
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85 | * (RFC822 compliant), or an array of recipients, |
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86 | * each RFC822 valid. This may contain recipients not |
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87 | * specified in the headers, for Bcc:, resending |
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88 | * messages, etc. |
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89 | * |
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90 | * @param array $headers The array of headers to send with the mail, in an |
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91 | * associative array, where the array key is the |
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92 | * header name (ie, 'Subject'), and the array value |
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93 | * is the header value (ie, 'test'). The header |
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94 | * produced from those values would be 'Subject: |
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95 | * test'. |
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96 | * |
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97 | * @param string $body The full text of the message body, including any |
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98 | * Mime parts, etc. |
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99 | * |
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100 | * @return mixed Returns true on success, or a PEAR_Error |
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101 | * containing a descriptive error message on |
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102 | * failure. |
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103 | * @access public |
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104 | */ |
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105 | function send($recipients, $headers, $body) |
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106 | { |
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107 | if (!is_array($headers)) { |
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108 | return PEAR::raiseError('$headers must be an array'); |
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109 | } |
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110 | |
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111 | $result = $this->_sanitizeHeaders($headers); |
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112 | if (is_a($result, 'PEAR_Error')) { |
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113 | return $result; |
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114 | } |
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115 | |
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116 | $recipients = $this->parseRecipients($recipients); |
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117 | if (is_a($recipients, 'PEAR_Error')) { |
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118 | return $recipients; |
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119 | } |
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120 | $recipients = implode(' ', array_map('escapeshellarg', $recipients)); |
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121 | |
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122 | $headerElements = $this->prepareHeaders($headers); |
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123 | if (is_a($headerElements, 'PEAR_Error')) { |
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124 | return $headerElements; |
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125 | } |
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126 | list($from, $text_headers) = $headerElements; |
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127 | |
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128 | /* Since few MTAs are going to allow this header to be forged |
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129 | * unless it's in the MAIL FROM: exchange, we'll use |
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130 | * Return-Path instead of From: if it's set. */ |
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131 | if (!empty($headers['Return-Path'])) { |
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132 | $from = $headers['Return-Path']; |
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133 | } |
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134 | |
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135 | if (!isset($from)) { |
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136 | return PEAR::raiseError('No from address given.'); |
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137 | } elseif (strpos($from, ' ') !== false || |
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138 | strpos($from, ';') !== false || |
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139 | strpos($from, '&') !== false || |
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140 | strpos($from, '`') !== false) { |
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141 | return PEAR::raiseError('From address specified with dangerous characters.'); |
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142 | } |
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143 | |
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144 | $from = escapeshellarg($from); // Security bug #16200 |
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145 | |
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146 | $mail = @popen($this->sendmail_path . (!empty($this->sendmail_args) ? ' ' . $this->sendmail_args : '') . " -f$from -- $recipients", 'w'); |
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147 | if (!$mail) { |
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148 | return PEAR::raiseError('Failed to open sendmail [' . $this->sendmail_path . '] for execution.'); |
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149 | } |
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150 | |
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151 | // Write the headers following by two newlines: one to end the headers |
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152 | // section and a second to separate the headers block from the body. |
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153 | fputs($mail, $text_headers . $this->sep . $this->sep); |
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154 | |
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155 | fputs($mail, $body); |
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156 | $result = pclose($mail); |
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157 | if (version_compare(phpversion(), '4.2.3') == -1) { |
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158 | // With older php versions, we need to shift the pclose |
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159 | // result to get the exit code. |
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160 | $result = $result >> 8 & 0xFF; |
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161 | } |
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162 | |
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163 | if ($result != 0) { |
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164 | return PEAR::raiseError('sendmail returned error code ' . $result, |
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165 | $result); |
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166 | } |
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167 | |
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168 | return true; |
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169 | } |
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170 | |
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171 | } |
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