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1 <?php |
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2 /*~ class.smtp.php |
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3 .---------------------------------------------------------------------------. |
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4 | Software: PHPMailer - PHP email class | |
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5 | Version: 2.0.4 | |
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6 | Contact: via sourceforge.net support pages (also www.codeworxtech.com) | |
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7 | Info: http://phpmailer.sourceforge.net | |
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8 | Support: http://sourceforge.net/projects/phpmailer/ | |
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9 | ------------------------------------------------------------------------- | |
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10 | Author: Andy Prevost (project admininistrator) | |
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11 | Author: Brent R. Matzelle (original founder) | |
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12 | Copyright (c) 2004-2007, Andy Prevost. All Rights Reserved. | |
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13 | Copyright (c) 2001-2003, Brent R. Matzelle | |
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14 | ------------------------------------------------------------------------- | |
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15 | License: Distributed under the Lesser General Public License (LGPL) | |
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16 | http://www.gnu.org/copyleft/lesser.html | |
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17 | This program is distributed in the hope that it will be useful - WITHOUT | |
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18 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
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19 | FITNESS FOR A PARTICULAR PURPOSE. | |
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20 | ------------------------------------------------------------------------- | |
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21 | We offer a number of paid services (www.codeworxtech.com): | |
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22 | - Web Hosting on highly optimized fast and secure servers | |
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23 | - Technology Consulting | |
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24 | - Oursourcing (highly qualified programmers and graphic designers) | |
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25 '---------------------------------------------------------------------------' |
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26 */ |
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27 /** |
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28 * SMTP is rfc 821 compliant and implements all the rfc 821 SMTP |
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29 * commands except TURN which will always return a not implemented |
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30 * error. SMTP also provides some utility methods for sending mail |
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31 * to an SMTP server. |
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32 * @package PHPMailer |
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33 * @author Chris Ryan |
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34 */ |
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35 |
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36 class SMTP |
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37 { |
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38 /** |
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39 * SMTP server port |
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40 * @var int |
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41 */ |
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42 var $SMTP_PORT = 25; |
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43 |
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44 /** |
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45 * SMTP reply line ending |
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46 * @var string |
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47 */ |
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48 var $CRLF = "\r\n"; |
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49 |
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50 /** |
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51 * Sets whether debugging is turned on |
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52 * @var bool |
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53 */ |
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54 var $do_debug; # the level of debug to perform |
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55 |
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56 /** |
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57 * Sets VERP use on/off (default is off) |
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58 * @var bool |
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59 */ |
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60 var $do_verp = false; |
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61 |
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62 /**#@+ |
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63 * @access private |
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64 */ |
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65 var $smtp_conn; # the socket to the server |
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66 var $error; # error if any on the last call |
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67 var $helo_rply; # the reply the server sent to us for HELO |
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68 /**#@-*/ |
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69 |
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70 /** |
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71 * Initialize the class so that the data is in a known state. |
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72 * @access public |
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73 * @return void |
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74 */ |
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75 function SMTP() { |
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76 $this->smtp_conn = 0; |
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77 $this->error = null; |
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78 $this->helo_rply = null; |
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79 |
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80 $this->do_debug = 0; |
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81 } |
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82 |
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83 /************************************************************* |
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84 * CONNECTION FUNCTIONS * |
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85 ***********************************************************/ |
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86 |
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87 /** |
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88 * Connect to the server specified on the port specified. |
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89 * If the port is not specified use the default SMTP_PORT. |
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90 * If tval is specified then a connection will try and be |
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91 * established with the server for that number of seconds. |
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92 * If tval is not specified the default is 30 seconds to |
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93 * try on the connection. |
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94 * |
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95 * SMTP CODE SUCCESS: 220 |
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96 * SMTP CODE FAILURE: 421 |
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97 * @access public |
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98 * @return bool |
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99 */ |
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100 function Connect($host,$port=0,$tval=30) { |
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101 # set the error val to null so there is no confusion |
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102 $this->error = null; |
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103 |
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104 # make sure we are __not__ connected |
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105 if($this->connected()) { |
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106 # ok we are connected! what should we do? |
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107 # for now we will just give an error saying we |
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108 # are already connected |
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109 $this->error = array("error" => "Already connected to a server"); |
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110 return false; |
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111 } |
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112 |
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113 if(empty($port)) { |
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114 $port = $this->SMTP_PORT; |
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115 } |
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116 |
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117 #connect to the smtp server |
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118 $this->smtp_conn = fsockopen($host, # the host of the server |
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119 $port, # the port to use |
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120 $errno, # error number if any |
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121 $errstr, # error message if any |
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122 $tval); # give up after ? secs |
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123 # verify we connected properly |
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124 if(empty($this->smtp_conn)) { |
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125 $this->error = array("error" => "Failed to connect to server", |
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126 "errno" => $errno, |
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127 "errstr" => $errstr); |
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128 if($this->do_debug >= 1) { |
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129 echo "SMTP -> ERROR: " . $this->error["error"] . |
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130 ": $errstr ($errno)" . $this->CRLF; |
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131 } |
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132 return false; |
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133 } |
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134 |
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135 # sometimes the SMTP server takes a little longer to respond |
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136 # so we will give it a longer timeout for the first read |
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137 // Windows still does not have support for this timeout function |
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138 if(substr(PHP_OS, 0, 3) != "WIN") |
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139 socket_set_timeout($this->smtp_conn, $tval, 0); |
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140 |
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141 # get any announcement stuff |
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142 $announce = $this->get_lines(); |
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143 |
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144 # set the timeout of any socket functions at 1/10 of a second |
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145 //if(function_exists("socket_set_timeout")) |
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146 // socket_set_timeout($this->smtp_conn, 0, 100000); |
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147 |
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148 if($this->do_debug >= 2) { |
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149 echo "SMTP -> FROM SERVER:" . $this->CRLF . $announce; |
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150 } |
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151 |
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152 return true; |
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153 } |
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154 |
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155 /** |
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156 * Performs SMTP authentication. Must be run after running the |
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157 * Hello() method. Returns true if successfully authenticated. |
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158 * @access public |
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159 * @return bool |
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160 */ |
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161 function Authenticate($username, $password) { |
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162 // Start authentication |
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163 fputs($this->smtp_conn,"AUTH LOGIN" . $this->CRLF); |
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164 |
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165 $rply = $this->get_lines(); |
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166 $code = substr($rply,0,3); |
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167 |
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168 if($code != 334) { |
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169 $this->error = |
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170 array("error" => "AUTH not accepted from server", |
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171 "smtp_code" => $code, |
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172 "smtp_msg" => substr($rply,4)); |
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173 if($this->do_debug >= 1) { |
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174 echo "SMTP -> ERROR: " . $this->error["error"] . |
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175 ": " . $rply . $this->CRLF; |
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176 } |
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177 return false; |
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178 } |
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179 |
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180 // Send encoded username |
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181 fputs($this->smtp_conn, base64_encode($username) . $this->CRLF); |
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182 |
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183 $rply = $this->get_lines(); |
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184 $code = substr($rply,0,3); |
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185 |
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186 if($code != 334) { |
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187 $this->error = |
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188 array("error" => "Username not accepted from server", |
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189 "smtp_code" => $code, |
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190 "smtp_msg" => substr($rply,4)); |
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191 if($this->do_debug >= 1) { |
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192 echo "SMTP -> ERROR: " . $this->error["error"] . |
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193 ": " . $rply . $this->CRLF; |
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194 } |
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195 return false; |
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196 } |
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197 |
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198 // Send encoded password |
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199 fputs($this->smtp_conn, base64_encode($password) . $this->CRLF); |
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200 |
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201 $rply = $this->get_lines(); |
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202 $code = substr($rply,0,3); |
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203 |
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204 if($code != 235) { |
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205 $this->error = |
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206 array("error" => "Password not accepted from server", |
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207 "smtp_code" => $code, |
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208 "smtp_msg" => substr($rply,4)); |
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209 if($this->do_debug >= 1) { |
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210 echo "SMTP -> ERROR: " . $this->error["error"] . |
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211 ": " . $rply . $this->CRLF; |
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212 } |
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213 return false; |
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214 } |
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215 |
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216 return true; |
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217 } |
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218 |
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219 /** |
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220 * Returns true if connected to a server otherwise false |
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221 * @access private |
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222 * @return bool |
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223 */ |
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224 function Connected() { |
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225 if(!empty($this->smtp_conn)) { |
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226 $sock_status = socket_get_status($this->smtp_conn); |
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227 if($sock_status["eof"]) { |
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228 # hmm this is an odd situation... the socket is |
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229 # valid but we are not connected anymore |
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230 if($this->do_debug >= 1) { |
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231 echo "SMTP -> NOTICE:" . $this->CRLF . |
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232 "EOF caught while checking if connected"; |
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233 } |
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234 $this->Close(); |
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235 return false; |
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236 } |
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237 return true; # everything looks good |
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238 } |
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239 return false; |
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240 } |
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241 |
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242 /** |
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243 * Closes the socket and cleans up the state of the class. |
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244 * It is not considered good to use this function without |
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245 * first trying to use QUIT. |
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246 * @access public |
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247 * @return void |
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248 */ |
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249 function Close() { |
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250 $this->error = null; # so there is no confusion |
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251 $this->helo_rply = null; |
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252 if(!empty($this->smtp_conn)) { |
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253 # close the connection and cleanup |
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254 fclose($this->smtp_conn); |
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255 $this->smtp_conn = 0; |
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256 } |
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257 } |
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258 |
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259 /*************************************************************** |
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260 * SMTP COMMANDS * |
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261 *************************************************************/ |
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262 |
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263 /** |
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264 * Issues a data command and sends the msg_data to the server |
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265 * finializing the mail transaction. $msg_data is the message |
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266 * that is to be send with the headers. Each header needs to be |
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267 * on a single line followed by a <CRLF> with the message headers |
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268 * and the message body being seperated by and additional <CRLF>. |
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269 * |
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270 * Implements rfc 821: DATA <CRLF> |
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271 * |
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272 * SMTP CODE INTERMEDIATE: 354 |
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273 * [data] |
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274 * <CRLF>.<CRLF> |
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275 * SMTP CODE SUCCESS: 250 |
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276 * SMTP CODE FAILURE: 552,554,451,452 |
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277 * SMTP CODE FAILURE: 451,554 |
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278 * SMTP CODE ERROR : 500,501,503,421 |
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279 * @access public |
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280 * @return bool |
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281 */ |
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282 function Data($msg_data) { |
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283 $this->error = null; # so no confusion is caused |
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284 |
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285 if(!$this->connected()) { |
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286 $this->error = array( |
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287 "error" => "Called Data() without being connected"); |
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288 return false; |
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289 } |
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290 |
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291 fputs($this->smtp_conn,"DATA" . $this->CRLF); |
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292 |
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293 $rply = $this->get_lines(); |
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294 $code = substr($rply,0,3); |
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295 |
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296 if($this->do_debug >= 2) { |
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297 echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply; |
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298 } |
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299 |
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300 if($code != 354) { |
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301 $this->error = |
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302 array("error" => "DATA command not accepted from server", |
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303 "smtp_code" => $code, |
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304 "smtp_msg" => substr($rply,4)); |
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305 if($this->do_debug >= 1) { |
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306 echo "SMTP -> ERROR: " . $this->error["error"] . |
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307 ": " . $rply . $this->CRLF; |
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308 } |
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309 return false; |
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310 } |
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311 |
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312 # the server is ready to accept data! |
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313 # according to rfc 821 we should not send more than 1000 |
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314 # including the CRLF |
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315 # characters on a single line so we will break the data up |
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316 # into lines by \r and/or \n then if needed we will break |
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317 # each of those into smaller lines to fit within the limit. |
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318 # in addition we will be looking for lines that start with |
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319 # a period '.' and append and additional period '.' to that |
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320 # line. NOTE: this does not count towards are limit. |
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321 |
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322 # normalize the line breaks so we know the explode works |
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323 $msg_data = str_replace("\r\n","\n",$msg_data); |
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324 $msg_data = str_replace("\r","\n",$msg_data); |
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325 $lines = explode("\n",$msg_data); |
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326 |
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327 # we need to find a good way to determine is headers are |
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328 # in the msg_data or if it is a straight msg body |
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329 # currently I am assuming rfc 822 definitions of msg headers |
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330 # and if the first field of the first line (':' sperated) |
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331 # does not contain a space then it _should_ be a header |
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332 # and we can process all lines before a blank "" line as |
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333 # headers. |
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334 $field = substr($lines[0],0,strpos($lines[0],":")); |
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335 $in_headers = false; |
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336 if(!empty($field) && !strstr($field," ")) { |
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337 $in_headers = true; |
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338 } |
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339 |
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340 $max_line_length = 998; # used below; set here for ease in change |
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341 |
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342 while(list(,$line) = @each($lines)) { |
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343 $lines_out = null; |
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344 if($line == "" && $in_headers) { |
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345 $in_headers = false; |
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346 } |
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347 # ok we need to break this line up into several |
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348 # smaller lines |
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349 while(strlen($line) > $max_line_length) { |
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350 $pos = strrpos(substr($line,0,$max_line_length)," "); |
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351 |
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352 # Patch to fix DOS attack |
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353 if(!$pos) { |
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354 $pos = $max_line_length - 1; |
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355 } |
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356 |
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357 $lines_out[] = substr($line,0,$pos); |
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358 $line = substr($line,$pos + 1); |
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359 # if we are processing headers we need to |
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360 # add a LWSP-char to the front of the new line |
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361 # rfc 822 on long msg headers |
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362 if($in_headers) { |
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363 $line = "\t" . $line; |
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364 } |
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365 } |
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366 $lines_out[] = $line; |
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367 |
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368 # now send the lines to the server |
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369 while(list(,$line_out) = @each($lines_out)) { |
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370 if(strlen($line_out) > 0) |
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371 { |
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372 if(substr($line_out, 0, 1) == ".") { |
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373 $line_out = "." . $line_out; |
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374 } |
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375 } |
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376 fputs($this->smtp_conn,$line_out . $this->CRLF); |
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377 } |
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378 } |
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379 |
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380 # ok all the message data has been sent so lets get this |
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381 # over with aleady |
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382 fputs($this->smtp_conn, $this->CRLF . "." . $this->CRLF); |
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383 |
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384 $rply = $this->get_lines(); |
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385 $code = substr($rply,0,3); |
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386 |
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387 if($this->do_debug >= 2) { |
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388 echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply; |
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389 } |
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390 |
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391 if($code != 250) { |
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392 $this->error = |
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393 array("error" => "DATA not accepted from server", |
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394 "smtp_code" => $code, |
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395 "smtp_msg" => substr($rply,4)); |
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396 if($this->do_debug >= 1) { |
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397 echo "SMTP -> ERROR: " . $this->error["error"] . |
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398 ": " . $rply . $this->CRLF; |
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399 } |
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400 return false; |
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401 } |
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402 return true; |
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403 } |
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404 |
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405 /** |
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406 * Expand takes the name and asks the server to list all the |
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407 * people who are members of the _list_. Expand will return |
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408 * back and array of the result or false if an error occurs. |
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409 * Each value in the array returned has the format of: |
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410 * [ <full-name> <sp> ] <path> |
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411 * The definition of <path> is defined in rfc 821 |
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412 * |
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413 * Implements rfc 821: EXPN <SP> <string> <CRLF> |
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414 * |
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415 * SMTP CODE SUCCESS: 250 |
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416 * SMTP CODE FAILURE: 550 |
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417 * SMTP CODE ERROR : 500,501,502,504,421 |
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418 * @access public |
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419 * @return string array |
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420 */ |
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421 function Expand($name) { |
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422 $this->error = null; # so no confusion is caused |
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423 |
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424 if(!$this->connected()) { |
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425 $this->error = array( |
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426 "error" => "Called Expand() without being connected"); |
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427 return false; |
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428 } |
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429 |
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430 fputs($this->smtp_conn,"EXPN " . $name . $this->CRLF); |
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431 |
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432 $rply = $this->get_lines(); |
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433 $code = substr($rply,0,3); |
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434 |
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435 if($this->do_debug >= 2) { |
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436 echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply; |
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437 } |
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438 |
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439 if($code != 250) { |
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440 $this->error = |
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441 array("error" => "EXPN not accepted from server", |
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442 "smtp_code" => $code, |
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443 "smtp_msg" => substr($rply,4)); |
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444 if($this->do_debug >= 1) { |
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445 echo "SMTP -> ERROR: " . $this->error["error"] . |
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446 ": " . $rply . $this->CRLF; |
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447 } |
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448 return false; |
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449 } |
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450 |
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451 # parse the reply and place in our array to return to user |
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452 $entries = explode($this->CRLF,$rply); |
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453 while(list(,$l) = @each($entries)) { |
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454 $list[] = substr($l,4); |
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455 } |
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456 |
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457 return $list; |
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458 } |
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459 |
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460 /** |
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461 * Sends the HELO command to the smtp server. |
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462 * This makes sure that we and the server are in |
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463 * the same known state. |
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464 * |
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465 * Implements from rfc 821: HELO <SP> <domain> <CRLF> |
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466 * |
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467 * SMTP CODE SUCCESS: 250 |
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468 * SMTP CODE ERROR : 500, 501, 504, 421 |
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469 * @access public |
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470 * @return bool |
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471 */ |
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472 function Hello($host="") { |
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473 $this->error = null; # so no confusion is caused |
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474 |
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475 if(!$this->connected()) { |
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476 $this->error = array( |
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477 "error" => "Called Hello() without being connected"); |
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478 return false; |
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479 } |
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480 |
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481 # if a hostname for the HELO was not specified determine |
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482 # a suitable one to send |
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483 if(empty($host)) { |
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484 # we need to determine some sort of appopiate default |
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485 # to send to the server |
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486 $host = "localhost"; |
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487 } |
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488 |
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489 // Send extended hello first (RFC 2821) |
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490 if(!$this->SendHello("EHLO", $host)) |
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491 { |
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492 if(!$this->SendHello("HELO", $host)) |
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493 return false; |
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494 } |
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495 |
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496 return true; |
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497 } |
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498 |
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499 /** |
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500 * Sends a HELO/EHLO command. |
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501 * @access private |
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502 * @return bool |
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503 */ |
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504 function SendHello($hello, $host) { |
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505 fputs($this->smtp_conn, $hello . " " . $host . $this->CRLF); |
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506 |
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507 $rply = $this->get_lines(); |
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508 $code = substr($rply,0,3); |
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509 |
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510 if($this->do_debug >= 2) { |
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511 echo "SMTP -> FROM SERVER: " . $this->CRLF . $rply; |
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512 } |
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513 |
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514 if($code != 250) { |
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515 $this->error = |
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516 array("error" => $hello . " not accepted from server", |
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517 "smtp_code" => $code, |
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518 "smtp_msg" => substr($rply,4)); |
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519 if($this->do_debug >= 1) { |
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520 echo "SMTP -> ERROR: " . $this->error["error"] . |
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521 ": " . $rply . $this->CRLF; |
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522 } |
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523 return false; |
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524 } |
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525 |
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526 $this->helo_rply = $rply; |
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527 |
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528 return true; |
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529 } |
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530 |
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531 /** |
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532 * Gets help information on the keyword specified. If the keyword |
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533 * is not specified then returns generic help, ussually contianing |
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534 * A list of keywords that help is available on. This function |
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535 * returns the results back to the user. It is up to the user to |
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536 * handle the returned data. If an error occurs then false is |
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537 * returned with $this->error set appropiately. |
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538 * |
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539 * Implements rfc 821: HELP [ <SP> <string> ] <CRLF> |
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540 * |
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541 * SMTP CODE SUCCESS: 211,214 |
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542 * SMTP CODE ERROR : 500,501,502,504,421 |
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543 * @access public |
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544 * @return string |
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545 */ |
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546 function Help($keyword="") { |
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547 $this->error = null; # to avoid confusion |
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548 |
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549 if(!$this->connected()) { |
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550 $this->error = array( |
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551 "error" => "Called Help() without being connected"); |
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552 return false; |
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553 } |
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554 |
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555 $extra = ""; |
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556 if(!empty($keyword)) { |
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557 $extra = " " . $keyword; |
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558 } |
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559 |
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560 fputs($this->smtp_conn,"HELP" . $extra . $this->CRLF); |
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561 |
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562 $rply = $this->get_lines(); |
|
563 $code = substr($rply,0,3); |
|
564 |
|
565 if($this->do_debug >= 2) { |
|
566 echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply; |
|
567 } |
|
568 |
|
569 if($code != 211 && $code != 214) { |
|
570 $this->error = |
|
571 array("error" => "HELP not accepted from server", |
|
572 "smtp_code" => $code, |
|
573 "smtp_msg" => substr($rply,4)); |
|
574 if($this->do_debug >= 1) { |
|
575 echo "SMTP -> ERROR: " . $this->error["error"] . |
|
576 ": " . $rply . $this->CRLF; |
|
577 } |
|
578 return false; |
|
579 } |
|
580 |
|
581 return $rply; |
|
582 } |
|
583 |
|
584 /** |
|
585 * Starts a mail transaction from the email address specified in |
|
586 * $from. Returns true if successful or false otherwise. If True |
|
587 * the mail transaction is started and then one or more Recipient |
|
588 * commands may be called followed by a Data command. |
|
589 * |
|
590 * Implements rfc 821: MAIL <SP> FROM:<reverse-path> <CRLF> |
|
591 * |
|
592 * SMTP CODE SUCCESS: 250 |
|
593 * SMTP CODE SUCCESS: 552,451,452 |
|
594 * SMTP CODE SUCCESS: 500,501,421 |
|
595 * @access public |
|
596 * @return bool |
|
597 */ |
|
598 function Mail($from) { |
|
599 $this->error = null; # so no confusion is caused |
|
600 |
|
601 if(!$this->connected()) { |
|
602 $this->error = array( |
|
603 "error" => "Called Mail() without being connected"); |
|
604 return false; |
|
605 } |
|
606 |
|
607 $useVerp = ($this->do_verp ? "XVERP" : ""); |
|
608 fputs($this->smtp_conn,"MAIL FROM:<" . $from . ">" . $useVerp . $this->CRLF); |
|
609 |
|
610 $rply = $this->get_lines(); |
|
611 $code = substr($rply,0,3); |
|
612 |
|
613 if($this->do_debug >= 2) { |
|
614 echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply; |
|
615 } |
|
616 |
|
617 if($code != 250) { |
|
618 $this->error = |
|
619 array("error" => "MAIL not accepted from server", |
|
620 "smtp_code" => $code, |
|
621 "smtp_msg" => substr($rply,4)); |
|
622 if($this->do_debug >= 1) { |
|
623 echo "SMTP -> ERROR: " . $this->error["error"] . |
|
624 ": " . $rply . $this->CRLF; |
|
625 } |
|
626 return false; |
|
627 } |
|
628 return true; |
|
629 } |
|
630 |
|
631 /** |
|
632 * Sends the command NOOP to the SMTP server. |
|
633 * |
|
634 * Implements from rfc 821: NOOP <CRLF> |
|
635 * |
|
636 * SMTP CODE SUCCESS: 250 |
|
637 * SMTP CODE ERROR : 500, 421 |
|
638 * @access public |
|
639 * @return bool |
|
640 */ |
|
641 function Noop() { |
|
642 $this->error = null; # so no confusion is caused |
|
643 |
|
644 if(!$this->connected()) { |
|
645 $this->error = array( |
|
646 "error" => "Called Noop() without being connected"); |
|
647 return false; |
|
648 } |
|
649 |
|
650 fputs($this->smtp_conn,"NOOP" . $this->CRLF); |
|
651 |
|
652 $rply = $this->get_lines(); |
|
653 $code = substr($rply,0,3); |
|
654 |
|
655 if($this->do_debug >= 2) { |
|
656 echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply; |
|
657 } |
|
658 |
|
659 if($code != 250) { |
|
660 $this->error = |
|
661 array("error" => "NOOP not accepted from server", |
|
662 "smtp_code" => $code, |
|
663 "smtp_msg" => substr($rply,4)); |
|
664 if($this->do_debug >= 1) { |
|
665 echo "SMTP -> ERROR: " . $this->error["error"] . |
|
666 ": " . $rply . $this->CRLF; |
|
667 } |
|
668 return false; |
|
669 } |
|
670 return true; |
|
671 } |
|
672 |
|
673 /** |
|
674 * Sends the quit command to the server and then closes the socket |
|
675 * if there is no error or the $close_on_error argument is true. |
|
676 * |
|
677 * Implements from rfc 821: QUIT <CRLF> |
|
678 * |
|
679 * SMTP CODE SUCCESS: 221 |
|
680 * SMTP CODE ERROR : 500 |
|
681 * @access public |
|
682 * @return bool |
|
683 */ |
|
684 function Quit($close_on_error=true) { |
|
685 $this->error = null; # so there is no confusion |
|
686 |
|
687 if(!$this->connected()) { |
|
688 $this->error = array( |
|
689 "error" => "Called Quit() without being connected"); |
|
690 return false; |
|
691 } |
|
692 |
|
693 # send the quit command to the server |
|
694 fputs($this->smtp_conn,"quit" . $this->CRLF); |
|
695 |
|
696 # get any good-bye messages |
|
697 $byemsg = $this->get_lines(); |
|
698 |
|
699 if($this->do_debug >= 2) { |
|
700 echo "SMTP -> FROM SERVER:" . $this->CRLF . $byemsg; |
|
701 } |
|
702 |
|
703 $rval = true; |
|
704 $e = null; |
|
705 |
|
706 $code = substr($byemsg,0,3); |
|
707 if($code != 221) { |
|
708 # use e as a tmp var cause Close will overwrite $this->error |
|
709 $e = array("error" => "SMTP server rejected quit command", |
|
710 "smtp_code" => $code, |
|
711 "smtp_rply" => substr($byemsg,4)); |
|
712 $rval = false; |
|
713 if($this->do_debug >= 1) { |
|
714 echo "SMTP -> ERROR: " . $e["error"] . ": " . |
|
715 $byemsg . $this->CRLF; |
|
716 } |
|
717 } |
|
718 |
|
719 if(empty($e) || $close_on_error) { |
|
720 $this->Close(); |
|
721 } |
|
722 |
|
723 return $rval; |
|
724 } |
|
725 |
|
726 /** |
|
727 * Sends the command RCPT to the SMTP server with the TO: argument of $to. |
|
728 * Returns true if the recipient was accepted false if it was rejected. |
|
729 * |
|
730 * Implements from rfc 821: RCPT <SP> TO:<forward-path> <CRLF> |
|
731 * |
|
732 * SMTP CODE SUCCESS: 250,251 |
|
733 * SMTP CODE FAILURE: 550,551,552,553,450,451,452 |
|
734 * SMTP CODE ERROR : 500,501,503,421 |
|
735 * @access public |
|
736 * @return bool |
|
737 */ |
|
738 function Recipient($to) { |
|
739 $this->error = null; # so no confusion is caused |
|
740 |
|
741 if(!$this->connected()) { |
|
742 $this->error = array( |
|
743 "error" => "Called Recipient() without being connected"); |
|
744 return false; |
|
745 } |
|
746 |
|
747 fputs($this->smtp_conn,"RCPT TO:<" . $to . ">" . $this->CRLF); |
|
748 |
|
749 $rply = $this->get_lines(); |
|
750 $code = substr($rply,0,3); |
|
751 |
|
752 if($this->do_debug >= 2) { |
|
753 echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply; |
|
754 } |
|
755 |
|
756 if($code != 250 && $code != 251) { |
|
757 $this->error = |
|
758 array("error" => "RCPT not accepted from server", |
|
759 "smtp_code" => $code, |
|
760 "smtp_msg" => substr($rply,4)); |
|
761 if($this->do_debug >= 1) { |
|
762 echo "SMTP -> ERROR: " . $this->error["error"] . |
|
763 ": " . $rply . $this->CRLF; |
|
764 } |
|
765 return false; |
|
766 } |
|
767 return true; |
|
768 } |
|
769 |
|
770 /** |
|
771 * Sends the RSET command to abort and transaction that is |
|
772 * currently in progress. Returns true if successful false |
|
773 * otherwise. |
|
774 * |
|
775 * Implements rfc 821: RSET <CRLF> |
|
776 * |
|
777 * SMTP CODE SUCCESS: 250 |
|
778 * SMTP CODE ERROR : 500,501,504,421 |
|
779 * @access public |
|
780 * @return bool |
|
781 */ |
|
782 function Reset() { |
|
783 $this->error = null; # so no confusion is caused |
|
784 |
|
785 if(!$this->connected()) { |
|
786 $this->error = array( |
|
787 "error" => "Called Reset() without being connected"); |
|
788 return false; |
|
789 } |
|
790 |
|
791 fputs($this->smtp_conn,"RSET" . $this->CRLF); |
|
792 |
|
793 $rply = $this->get_lines(); |
|
794 $code = substr($rply,0,3); |
|
795 |
|
796 if($this->do_debug >= 2) { |
|
797 echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply; |
|
798 } |
|
799 |
|
800 if($code != 250) { |
|
801 $this->error = |
|
802 array("error" => "RSET failed", |
|
803 "smtp_code" => $code, |
|
804 "smtp_msg" => substr($rply,4)); |
|
805 if($this->do_debug >= 1) { |
|
806 echo "SMTP -> ERROR: " . $this->error["error"] . |
|
807 ": " . $rply . $this->CRLF; |
|
808 } |
|
809 return false; |
|
810 } |
|
811 |
|
812 return true; |
|
813 } |
|
814 |
|
815 /** |
|
816 * Starts a mail transaction from the email address specified in |
|
817 * $from. Returns true if successful or false otherwise. If True |
|
818 * the mail transaction is started and then one or more Recipient |
|
819 * commands may be called followed by a Data command. This command |
|
820 * will send the message to the users terminal if they are logged |
|
821 * in. |
|
822 * |
|
823 * Implements rfc 821: SEND <SP> FROM:<reverse-path> <CRLF> |
|
824 * |
|
825 * SMTP CODE SUCCESS: 250 |
|
826 * SMTP CODE SUCCESS: 552,451,452 |
|
827 * SMTP CODE SUCCESS: 500,501,502,421 |
|
828 * @access public |
|
829 * @return bool |
|
830 */ |
|
831 function Send($from) { |
|
832 $this->error = null; # so no confusion is caused |
|
833 |
|
834 if(!$this->connected()) { |
|
835 $this->error = array( |
|
836 "error" => "Called Send() without being connected"); |
|
837 return false; |
|
838 } |
|
839 |
|
840 fputs($this->smtp_conn,"SEND FROM:" . $from . $this->CRLF); |
|
841 |
|
842 $rply = $this->get_lines(); |
|
843 $code = substr($rply,0,3); |
|
844 |
|
845 if($this->do_debug >= 2) { |
|
846 echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply; |
|
847 } |
|
848 |
|
849 if($code != 250) { |
|
850 $this->error = |
|
851 array("error" => "SEND not accepted from server", |
|
852 "smtp_code" => $code, |
|
853 "smtp_msg" => substr($rply,4)); |
|
854 if($this->do_debug >= 1) { |
|
855 echo "SMTP -> ERROR: " . $this->error["error"] . |
|
856 ": " . $rply . $this->CRLF; |
|
857 } |
|
858 return false; |
|
859 } |
|
860 return true; |
|
861 } |
|
862 |
|
863 /** |
|
864 * Starts a mail transaction from the email address specified in |
|
865 * $from. Returns true if successful or false otherwise. If True |
|
866 * the mail transaction is started and then one or more Recipient |
|
867 * commands may be called followed by a Data command. This command |
|
868 * will send the message to the users terminal if they are logged |
|
869 * in and send them an email. |
|
870 * |
|
871 * Implements rfc 821: SAML <SP> FROM:<reverse-path> <CRLF> |
|
872 * |
|
873 * SMTP CODE SUCCESS: 250 |
|
874 * SMTP CODE SUCCESS: 552,451,452 |
|
875 * SMTP CODE SUCCESS: 500,501,502,421 |
|
876 * @access public |
|
877 * @return bool |
|
878 */ |
|
879 function SendAndMail($from) { |
|
880 $this->error = null; # so no confusion is caused |
|
881 |
|
882 if(!$this->connected()) { |
|
883 $this->error = array( |
|
884 "error" => "Called SendAndMail() without being connected"); |
|
885 return false; |
|
886 } |
|
887 |
|
888 fputs($this->smtp_conn,"SAML FROM:" . $from . $this->CRLF); |
|
889 |
|
890 $rply = $this->get_lines(); |
|
891 $code = substr($rply,0,3); |
|
892 |
|
893 if($this->do_debug >= 2) { |
|
894 echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply; |
|
895 } |
|
896 |
|
897 if($code != 250) { |
|
898 $this->error = |
|
899 array("error" => "SAML not accepted from server", |
|
900 "smtp_code" => $code, |
|
901 "smtp_msg" => substr($rply,4)); |
|
902 if($this->do_debug >= 1) { |
|
903 echo "SMTP -> ERROR: " . $this->error["error"] . |
|
904 ": " . $rply . $this->CRLF; |
|
905 } |
|
906 return false; |
|
907 } |
|
908 return true; |
|
909 } |
|
910 |
|
911 /** |
|
912 * Starts a mail transaction from the email address specified in |
|
913 * $from. Returns true if successful or false otherwise. If True |
|
914 * the mail transaction is started and then one or more Recipient |
|
915 * commands may be called followed by a Data command. This command |
|
916 * will send the message to the users terminal if they are logged |
|
917 * in or mail it to them if they are not. |
|
918 * |
|
919 * Implements rfc 821: SOML <SP> FROM:<reverse-path> <CRLF> |
|
920 * |
|
921 * SMTP CODE SUCCESS: 250 |
|
922 * SMTP CODE SUCCESS: 552,451,452 |
|
923 * SMTP CODE SUCCESS: 500,501,502,421 |
|
924 * @access public |
|
925 * @return bool |
|
926 */ |
|
927 function SendOrMail($from) { |
|
928 $this->error = null; # so no confusion is caused |
|
929 |
|
930 if(!$this->connected()) { |
|
931 $this->error = array( |
|
932 "error" => "Called SendOrMail() without being connected"); |
|
933 return false; |
|
934 } |
|
935 |
|
936 fputs($this->smtp_conn,"SOML FROM:" . $from . $this->CRLF); |
|
937 |
|
938 $rply = $this->get_lines(); |
|
939 $code = substr($rply,0,3); |
|
940 |
|
941 if($this->do_debug >= 2) { |
|
942 echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply; |
|
943 } |
|
944 |
|
945 if($code != 250) { |
|
946 $this->error = |
|
947 array("error" => "SOML not accepted from server", |
|
948 "smtp_code" => $code, |
|
949 "smtp_msg" => substr($rply,4)); |
|
950 if($this->do_debug >= 1) { |
|
951 echo "SMTP -> ERROR: " . $this->error["error"] . |
|
952 ": " . $rply . $this->CRLF; |
|
953 } |
|
954 return false; |
|
955 } |
|
956 return true; |
|
957 } |
|
958 |
|
959 /** |
|
960 * This is an optional command for SMTP that this class does not |
|
961 * support. This method is here to make the RFC821 Definition |
|
962 * complete for this class and __may__ be implimented in the future |
|
963 * |
|
964 * Implements from rfc 821: TURN <CRLF> |
|
965 * |
|
966 * SMTP CODE SUCCESS: 250 |
|
967 * SMTP CODE FAILURE: 502 |
|
968 * SMTP CODE ERROR : 500, 503 |
|
969 * @access public |
|
970 * @return bool |
|
971 */ |
|
972 function Turn() { |
|
973 $this->error = array("error" => "This method, TURN, of the SMTP ". |
|
974 "is not implemented"); |
|
975 if($this->do_debug >= 1) { |
|
976 echo "SMTP -> NOTICE: " . $this->error["error"] . $this->CRLF; |
|
977 } |
|
978 return false; |
|
979 } |
|
980 |
|
981 /** |
|
982 * Verifies that the name is recognized by the server. |
|
983 * Returns false if the name could not be verified otherwise |
|
984 * the response from the server is returned. |
|
985 * |
|
986 * Implements rfc 821: VRFY <SP> <string> <CRLF> |
|
987 * |
|
988 * SMTP CODE SUCCESS: 250,251 |
|
989 * SMTP CODE FAILURE: 550,551,553 |
|
990 * SMTP CODE ERROR : 500,501,502,421 |
|
991 * @access public |
|
992 * @return int |
|
993 */ |
|
994 function Verify($name) { |
|
995 $this->error = null; # so no confusion is caused |
|
996 |
|
997 if(!$this->connected()) { |
|
998 $this->error = array( |
|
999 "error" => "Called Verify() without being connected"); |
|
1000 return false; |
|
1001 } |
|
1002 |
|
1003 fputs($this->smtp_conn,"VRFY " . $name . $this->CRLF); |
|
1004 |
|
1005 $rply = $this->get_lines(); |
|
1006 $code = substr($rply,0,3); |
|
1007 |
|
1008 if($this->do_debug >= 2) { |
|
1009 echo "SMTP -> FROM SERVER:" . $this->CRLF . $rply; |
|
1010 } |
|
1011 |
|
1012 if($code != 250 && $code != 251) { |
|
1013 $this->error = |
|
1014 array("error" => "VRFY failed on name '$name'", |
|
1015 "smtp_code" => $code, |
|
1016 "smtp_msg" => substr($rply,4)); |
|
1017 if($this->do_debug >= 1) { |
|
1018 echo "SMTP -> ERROR: " . $this->error["error"] . |
|
1019 ": " . $rply . $this->CRLF; |
|
1020 } |
|
1021 return false; |
|
1022 } |
|
1023 return $rply; |
|
1024 } |
|
1025 |
|
1026 /******************************************************************* |
|
1027 * INTERNAL FUNCTIONS * |
|
1028 ******************************************************************/ |
|
1029 |
|
1030 /** |
|
1031 * Read in as many lines as possible |
|
1032 * either before eof or socket timeout occurs on the operation. |
|
1033 * With SMTP we can tell if we have more lines to read if the |
|
1034 * 4th character is '-' symbol. If it is a space then we don't |
|
1035 * need to read anything else. |
|
1036 * @access private |
|
1037 * @return string |
|
1038 */ |
|
1039 function get_lines() { |
|
1040 $data = ""; |
|
1041 while($str = @fgets($this->smtp_conn,515)) { |
|
1042 if($this->do_debug >= 4) { |
|
1043 echo "SMTP -> get_lines(): \$data was \"$data\"" . |
|
1044 $this->CRLF; |
|
1045 echo "SMTP -> get_lines(): \$str is \"$str\"" . |
|
1046 $this->CRLF; |
|
1047 } |
|
1048 $data .= $str; |
|
1049 if($this->do_debug >= 4) { |
|
1050 echo "SMTP -> get_lines(): \$data is \"$data\"" . $this->CRLF; |
|
1051 } |
|
1052 # if the 4th character is a space then we are done reading |
|
1053 # so just break the loop |
|
1054 if(substr($str,3,1) == " ") { break; } |
|
1055 } |
|
1056 return $data; |
|
1057 } |
|
1058 |
|
1059 } |
|
1060 |
|
1061 |
|
1062 ?> |