1 | <?php |
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2 | /*********************************************** |
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3 | * File : imap.php |
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4 | * Project : Z-Push |
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5 | * Descr : This backend is based on |
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6 | * 'BackendDiff' and implements an |
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7 | * IMAP interface |
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8 | * |
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9 | * Created : 10.10.2007 |
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10 | * |
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11 | * Zarafa Deutschland GmbH, www.zarafaserver.de |
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12 | * This file is distributed under GPL v2. |
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13 | * Consult LICENSE file for details |
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14 | ************************************************/ |
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15 | |
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16 | include_once('diffbackend.php'); |
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17 | |
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18 | // The is an improved version of mimeDecode from PEAR that correctly |
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19 | // handles charsets and charset conversion |
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20 | include_once('mimeDecode.php'); |
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21 | require_once('z_RFC822.php'); |
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22 | |
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23 | class BackendIMAP extends BackendDiff { |
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24 | /* Called to logon a user. These are the three authentication strings that you must |
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25 | * specify in ActiveSync on the PDA. Normally you would do some kind of password |
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26 | * check here. Alternatively, you could ignore the password here and have Apache |
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27 | * do authentication via mod_auth_* |
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28 | */ |
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29 | function Logon($username, $domain, $password) { |
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30 | $this->_wasteID = false; |
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31 | $this->_sentID = false; |
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32 | $this->_server = "{" . IMAP_SERVER . ":" . IMAP_PORT . "/imap" . IMAP_OPTIONS . "}"; |
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33 | |
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34 | if (!function_exists("imap_open")) |
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35 | debugLog("ERROR BackendIMAP : PHP-IMAP module not installed!!!!!"); |
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36 | |
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37 | // open the IMAP-mailbox |
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38 | $this->_mbox = @imap_open($this->_server , $username, $password, OP_HALFOPEN); |
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39 | $this->_mboxFolder = ""; |
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40 | |
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41 | if ($this->_mbox) { |
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42 | debugLog("IMAP connection opened sucessfully "); |
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43 | $this->_username = $username; |
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44 | $this->_domain = $domain; |
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45 | // set serverdelimiter |
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46 | $this->_serverdelimiter = $this->getServerDelimiter(); |
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47 | return true; |
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48 | } |
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49 | else { |
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50 | debugLog("IMAP can't connect: " . imap_last_error()); |
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51 | return false; |
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52 | } |
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53 | } |
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54 | |
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55 | /* Called before shutting down the request to close the IMAP connection |
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56 | */ |
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57 | function Logoff() { |
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58 | if ($this->_mbox) { |
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59 | // list all errors |
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60 | $errors = imap_errors(); |
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61 | if (is_array($errors)) { |
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62 | foreach ($errors as $e) debugLog("IMAP-errors: $e"); |
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63 | } |
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64 | @imap_close($this->_mbox); |
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65 | debugLog("IMAP connection closed"); |
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66 | } |
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67 | } |
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68 | |
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69 | /* Called directly after the logon. This specifies the client's protocol version |
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70 | * and device id. The device ID can be used for various things, including saving |
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71 | * per-device state information. |
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72 | * The $user parameter here is normally equal to the $username parameter from the |
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73 | * Logon() call. In theory though, you could log on a 'foo', and then sync the emails |
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74 | * of user 'bar'. The $user here is the username specified in the request URL, while the |
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75 | * $username in the Logon() call is the username which was sent as a part of the HTTP |
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76 | * authentication. |
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77 | */ |
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78 | function Setup($user, $devid, $protocolversion) { |
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79 | $this->_user = $user; |
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80 | $this->_devid = $devid; |
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81 | $this->_protocolversion = $protocolversion; |
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82 | |
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83 | return true; |
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84 | } |
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85 | |
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86 | /* Sends a message which is passed as rfc822. You basically can do two things |
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87 | * 1) Send the message to an SMTP server as-is |
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88 | * 2) Parse the message yourself, and send it some other way |
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89 | * It is up to you whether you want to put the message in the sent items folder. If you |
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90 | * want it in 'sent items', then the next sync on the 'sent items' folder should return |
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91 | * the new message as any other new message in a folder. |
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92 | */ |
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93 | function SendMail($rfc822, $forward = false, $reply = false, $parent = false) { |
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94 | debugLog("IMAP-SendMail: for: $forward reply: $reply parent: $parent RFC822: \n". $rfc822 ); |
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95 | |
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96 | $mobj = new Mail_mimeDecode($rfc822); |
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97 | $message = $mobj->decode(array('decode_headers' => false, 'decode_bodies' => true, 'include_bodies' => true, 'charset' => 'utf-8')); |
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98 | |
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99 | $Mail_RFC822 = new Mail_RFC822(); |
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100 | $toaddr = $ccaddr = $bccaddr = ""; |
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101 | if(isset($message->headers["to"])) |
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102 | $toaddr = $this->parseAddr($Mail_RFC822->parseAddressList($message->headers["to"])); |
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103 | if(isset($message->headers["cc"])) |
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104 | $ccaddr = $this->parseAddr($Mail_RFC822->parseAddressList($message->headers["cc"])); |
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105 | if(isset($message->headers["bcc"])) |
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106 | $bccaddr = $this->parseAddr($Mail_RFC822->parseAddressList($message->headers["bcc"])); |
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107 | |
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108 | // save some headers when forwarding mails (content type & transfer-encoding) |
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109 | $headers = ""; |
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110 | $forward_h_ct = ""; |
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111 | $forward_h_cte = ""; |
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112 | $envelopefrom = ""; |
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113 | |
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114 | $use_orgbody = false; |
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115 | |
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116 | // clean up the transmitted headers |
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117 | // remove default headers because we are using imap_mail |
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118 | $changedfrom = false; |
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119 | $returnPathSet = false; |
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120 | $body_base64 = false; |
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121 | $org_charset = ""; |
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122 | $from_value = ""; |
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123 | $return_path_value = ""; |
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124 | $org_boundary = false; |
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125 | $multipartmixed = false; |
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126 | |
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127 | foreach($message->headers as $k => $v) { |
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128 | if ($k == "subject" || $k == "to" || $k == "cc" || $k == "bcc") |
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129 | continue; |
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130 | |
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131 | if ($k == "content-type") { |
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132 | // if the message is a multipart message, then we should use the sent body |
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133 | if (preg_match("/multipart/i", $v)) { |
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134 | $use_orgbody = true; |
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135 | $org_boundary = $message->ctype_parameters["boundary"]; |
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136 | } |
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137 | |
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138 | // save the original content-type header for the body part when forwarding |
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139 | if ($forward && !$use_orgbody) { |
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140 | $forward_h_ct = $v; |
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141 | continue; |
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142 | } |
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143 | |
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144 | // set charset always to utf-8 |
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145 | $org_charset = $v; |
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146 | $v = preg_replace("/charset=([A-Za-z0-9-\"']+)/", "charset=\"utf-8\"", $v); |
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147 | } |
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148 | |
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149 | if ($k == "content-transfer-encoding") { |
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150 | // if the content was base64 encoded, encode the body again when sending |
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151 | if (trim($v) == "base64") $body_base64 = true; |
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152 | |
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153 | // save the original encoding header for the body part when forwarding |
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154 | if ($forward) { |
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155 | $forward_h_cte = $v; |
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156 | continue; |
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157 | } |
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158 | } |
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159 | |
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160 | if ($k == "from") { |
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161 | $from_value = $v; |
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162 | $envelopefrom = "-f$v"; |
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163 | } |
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164 | |
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165 | if ($k == "return-path") |
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166 | $return_path_value = $v; |
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167 | |
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168 | // all other headers stay |
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169 | if($k != "from" && $k != "return-path") { |
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170 | if ($headers) $headers .= "\n"; |
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171 | $headers .= ucfirst($k) . ": ". $v; |
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172 | } |
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173 | } |
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174 | |
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175 | // override set "From" and "return-path" header |
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176 | if(defined("IMAP_DEFAULTFROM")){ |
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177 | if (IMAP_DEFAULTFROM == 'username') $v = $this->_username; |
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178 | else if (IMAP_DEFAULTFROM == 'domain') $v = $this->_domain; |
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179 | else $v = $this->_username . IMAP_DEFAULTFROM; |
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180 | |
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181 | if(trim($v) != "") { |
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182 | $from_value = $return_path_value = $v; |
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183 | $envelopefrom = "-f$v"; |
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184 | } |
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185 | } |
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186 | |
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187 | if ($headers) $headers .= "\n"; |
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188 | $headers .= "From: ".$from_value."\nReturn-Path: ".$return_path_value; |
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189 | |
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190 | // if this is a multipart message with a boundary, we must use the original body |
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191 | if ($use_orgbody) { |
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192 | list(,$body) = $mobj->_splitBodyHeader($rfc822); |
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193 | $repl_body = $this->getBody($message); |
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194 | if ($message->parts[0]->headers["content-transfer-encoding"] == "base64") $multipart_text_cte_base64 = true; |
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195 | else $multipart_text_cte_base64 = false; |
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196 | } |
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197 | else |
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198 | $body = $this->getBody($message); |
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199 | |
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200 | // reply |
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201 | if ($reply && $parent) { |
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202 | $this->imap_reopenFolder($parent); |
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203 | // receive entire mail (header + body) to decode body correctly |
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204 | $origmail = @imap_fetchheader($this->_mbox, $reply, FT_UID) . @imap_body($this->_mbox, $reply, FT_PEEK | FT_UID); |
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205 | |
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206 | $mobj2 = new Mail_mimeDecode($origmail); |
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207 | // receive only body |
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208 | $body .= $this->getBody($mobj2->decode(array('decode_headers' => false, 'decode_bodies' => true, 'include_bodies' => true, 'charset' => 'utf-8'))); |
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209 | // unset mimedecoder & origmail - free memory |
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210 | unset($mobj2); |
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211 | unset($origmail); |
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212 | } |
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213 | |
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214 | // encode the body to base64 if it was sent originally in base64 by the pda |
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215 | // contrib - chunk base64 encoded body |
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216 | if ($body_base64 && !$forward) $body = chunk_split(base64_encode($body)); |
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217 | |
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218 | |
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219 | // forward |
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220 | if ($forward && $parent) { |
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221 | $this->imap_reopenFolder($parent); |
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222 | // receive entire mail (header + body) |
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223 | $origmail = @imap_fetchheader($this->_mbox, $forward, FT_UID) . @imap_body($this->_mbox, $forward, FT_PEEK | FT_UID); |
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224 | |
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225 | if (defined('IMAP_INLINE_FORWARD') && IMAP_INLINE_FORWARD === false) { |
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226 | // contrib - chunk base64 encoded body |
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227 | if ($body_base64) $body = chunk_split(base64_encode($body)); |
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228 | //use original boundary if it's set |
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229 | $boundary = ($org_boundary) ? $org_boundary : false; |
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230 | // build a new mime message, forward entire old mail as file |
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231 | list($aheader, $body) = $this->mail_attach("forwarded_message.eml",strlen($origmail),$origmail, $body, $forward_h_ct, $forward_h_cte,$boundary); |
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232 | // add boundary headers |
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233 | $headers .= "\n" . $aheader; |
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234 | } |
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235 | else { |
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236 | $mobj2 = new Mail_mimeDecode($origmail); |
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237 | $mess2 = $mobj2->decode(array('decode_headers' => true, 'decode_bodies' => true, 'include_bodies' => true, 'charset' => 'utf-8')); |
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238 | |
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239 | if (!$use_orgbody) |
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240 | $nbody = $body; |
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241 | else |
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242 | $nbody = $repl_body; |
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243 | |
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244 | $nbody .= "\r\n\r\n"; |
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245 | $nbody .= "-----Original Message-----\r\n"; |
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246 | if(isset($mess2->headers['from'])) |
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247 | $nbody .= "From: " . $mess2->headers['from'] . "\r\n"; |
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248 | if(isset($mess2->headers['to']) && strlen($mess2->headers['to']) > 0) |
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249 | $nbody .= "To: " . $mess2->headers['to'] . "\r\n"; |
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250 | if(isset($mess2->headers['cc']) && strlen($mess2->headers['cc']) > 0) |
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251 | $nbody .= "Cc: " . $mess2->headers['cc'] . "\r\n"; |
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252 | if(isset($mess2->headers['date'])) |
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253 | $nbody .= "Sent: " . $mess2->headers['date'] . "\r\n"; |
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254 | if(isset($mess2->headers['subject'])) |
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255 | $nbody .= "Subject: " . $mess2->headers['subject'] . "\r\n"; |
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256 | |
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257 | $nbody .= "\r\n"; |
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258 | $nbody .= $this->getBody($mess2); |
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259 | |
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260 | if ($body_base64) { |
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261 | // contrib - chunk base64 encoded body |
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262 | $nbody = chunk_split(base64_encode($nbody)); |
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263 | if ($use_orgbody) |
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264 | // contrib - chunk base64 encoded body |
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265 | $repl_body = chunk_split(base64_encode($repl_body)); |
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266 | } |
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267 | |
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268 | if ($use_orgbody) { |
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269 | debugLog("-------------------"); |
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270 | debugLog("old:\n'$repl_body'\nnew:\n'$nbody'\nund der body:\n'$body'"); |
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271 | //$body is quoted-printable encoded while $repl_body and $nbody are plain text, |
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272 | //so we need to decode $body in order replace to take place |
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273 | if (!$multipart_text_cte_base64) { |
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274 | $body = str_replace($repl_body, $nbody, quoted_printable_decode($body)); |
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275 | } else { |
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276 | $body = str_replace(base64_encode($repl_body), base64_encode($nbody), $body); |
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277 | } |
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278 | } |
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279 | else |
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280 | $body = $nbody; |
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281 | |
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282 | |
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283 | if(isset($mess2->parts)) { |
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284 | $attached = false; |
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285 | |
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286 | if ($org_boundary) { |
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287 | $att_boundary = $org_boundary; |
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288 | // cut end boundary from body |
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289 | $body = substr($body, 0, strrpos($body, "--$att_boundary--")); |
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290 | } |
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291 | else { |
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292 | $att_boundary = strtoupper(md5(uniqid(time()))); |
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293 | // add boundary headers |
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294 | $headers .= "\n" . "Content-Type: multipart/mixed; boundary=$att_boundary"; |
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295 | $multipartmixed = true; |
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296 | } |
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297 | |
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298 | foreach($mess2->parts as $part) { |
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299 | if(isset($part->disposition) && ($part->disposition == "attachment" || $part->disposition == "inline")) { |
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300 | |
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301 | if(isset($part->d_parameters['filename'])) |
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302 | $attname = $part->d_parameters['filename']; |
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303 | else if(isset($part->ctype_parameters['name'])) |
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304 | $attname = $part->ctype_parameters['name']; |
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305 | else if(isset($part->headers['content-description'])) |
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306 | $attname = $part->headers['content-description']; |
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307 | else $attname = "unknown attachment"; |
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308 | |
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309 | // ignore html content |
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310 | if ($part->ctype_primary == "text" && $part->ctype_secondary == "html") { |
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311 | continue; |
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312 | } |
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313 | // |
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314 | if ($use_orgbody || $attached) { |
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315 | $body .= $this->enc_attach_file($att_boundary, $attname, strlen($part->body),$part->body, $part->ctype_primary ."/". $part->ctype_secondary); |
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316 | } |
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317 | // first attachment |
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318 | else { |
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319 | $encmail = $body; |
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320 | $attached = true; |
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321 | $body = $this->enc_multipart($att_boundary, $body, $forward_h_ct, $forward_h_cte); |
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322 | $body .= $this->enc_attach_file($att_boundary, $attname, strlen($part->body),$part->body, $part->ctype_primary ."/". $part->ctype_secondary); |
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323 | } |
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324 | } |
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325 | } |
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326 | if ($multipartmixed) { |
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327 | //this happens if a multipart/alternative message is forwarded |
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328 | //then it's a multipart/mixed message which consists of: |
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329 | //1. text/plain part which was written on the mobile |
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330 | //2. multipart/alternative part which is the original message |
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331 | //$body = "This is a message with multiple parts in MIME format.\n--". |
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332 | // $att_boundary. |
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333 | // "\nContent-Type: $forward_h_ct\nContent-Transfer-Encoding: $forward_h_cte\n\n". |
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334 | // (($body_base64) ? chunk_split(base64_encode($message->body)) : rtrim($message->body)). |
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335 | // "\n--".$att_boundary. |
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336 | // "\nContent-Type: {$mess2->headers['content-type']}\n\n". |
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337 | // @imap_body($this->_mbox, $forward, FT_PEEK | FT_UID)."\n\n"; |
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338 | $body = "\n--". |
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339 | $att_boundary. |
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340 | "\nContent-Type: $forward_h_ct\nContent-Transfer-Encoding: $forward_h_cte\n\n". |
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341 | $body; |
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342 | } |
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343 | |
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344 | $body .= "--$att_boundary--\n\n"; |
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345 | } |
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346 | |
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347 | unset($mobj2); |
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348 | } |
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349 | |
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350 | // unset origmail - free memory |
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351 | unset($origmail); |
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352 | |
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353 | } |
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354 | |
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355 | // remove carriage-returns from body |
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356 | $body = str_replace("\r\n", "\n", $body); |
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357 | |
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358 | if (!$multipartmixed) { |
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359 | if (!empty($forward_h_ct)) $headers .= "\nContent-Type: $forward_h_ct"; |
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360 | if (!empty($forward_h_cte)) $headers .= "\nContent-Transfer-Encoding: $forward_h_cte"; |
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361 | } |
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362 | //advanced debugging |
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363 | debugLog("IMAP-SendMail: parsed message: ". print_r($message,1)); |
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364 | debugLog("IMAP-SendMail: headers: $headers"); |
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365 | debugLog("IMAP-SendMail: subject: {$message->headers["subject"]}"); |
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366 | debugLog("IMAP-SendMail: body: $body"); |
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367 | |
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368 | if (!defined('IMAP_USE_IMAPMAIL') || IMAP_USE_IMAPMAIL == true) { |
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369 | $send = @imap_mail ( $toaddr, $message->headers["subject"], $body, $headers, $ccaddr, $bccaddr); |
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370 | } |
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371 | else { |
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372 | if (!empty($ccaddr)) $headers .= "\nCc: $ccaddr"; |
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373 | if (!empty($bccaddr)) $headers .= "\nBcc: $bccaddr"; |
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374 | $send = @mail ( $toaddr, $message->headers["subject"], $body, $headers, $envelopefrom ); |
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375 | } |
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376 | |
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377 | // email sent? |
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378 | if (!$send) { |
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379 | debugLog("The email could not be sent. Last-IMAP-error: ". imap_last_error()); |
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380 | } |
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381 | |
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382 | // add message to the sent folder |
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383 | // build complete headers |
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384 | $headers .= "\nTo: $toaddr"; |
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385 | $headers .= "\nSubject: " . $message->headers["subject"]; |
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386 | |
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387 | if (!defined('IMAP_USE_IMAPMAIL') || IMAP_USE_IMAPMAIL == true) { |
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388 | if (!empty($ccaddr)) $headers .= "\nCc: $ccaddr"; |
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389 | if (!empty($bccaddr)) $headers .= "\nBcc: $bccaddr"; |
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390 | } |
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391 | debugLog("IMAP-SendMail: complete headers: $headers"); |
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392 | |
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393 | $asf = false; |
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394 | if ($this->_sentID) { |
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395 | $asf = $this->addSentMessage($this->_sentID, $headers, $body); |
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396 | } |
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397 | else if(defined("IMAP_SENTFOLDER")) { |
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398 | $asf = $this->addSentMessage(IMAP_SENTFOLDER, $headers, $body); |
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399 | debugLog("IMAP-SendMail: Outgoing mail saved in configured 'Sent' folder '".IMAP_SENTFOLDER."': ". (($asf)?"success":"failed")); |
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400 | } |
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401 | // No Sent folder set, try defaults |
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402 | else { |
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403 | debugLog("IMAP-SendMail: No Sent mailbox set"); |
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404 | if($this->addSentMessage("INBOX.Sent", $headers, $body)) { |
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405 | debugLog("IMAP-SendMail: Outgoing mail saved in 'INBOX.Sent'"); |
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406 | $asf = true; |
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407 | } |
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408 | else if ($this->addSentMessage("Sent", $headers, $body)) { |
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409 | debugLog("IMAP-SendMail: Outgoing mail saved in 'Sent'"); |
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410 | $asf = true; |
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411 | } |
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412 | else if ($this->addSentMessage("Sent Items", $headers, $body)) { |
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413 | debugLog("IMAP-SendMail: Outgoing mail saved in 'Sent Items'"); |
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414 | $asf = true; |
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415 | } |
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416 | } |
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417 | |
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418 | // unset mimedecoder - free memory |
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419 | unset($mobj); |
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420 | return ($send && $asf); |
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421 | } |
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422 | |
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423 | /* Should return a wastebasket folder if there is one. This is used when deleting |
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424 | * items; if this function returns a valid folder ID, then all deletes are handled |
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425 | * as moves and are sent to your backend as a move. If it returns FALSE, then deletes |
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426 | * are always handled as real deletes and will be sent to your importer as a DELETE |
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427 | */ |
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428 | function GetWasteBasket() { |
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429 | return $this->_wasteID; |
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430 | } |
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431 | |
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432 | /* Should return a list (array) of messages, each entry being an associative array |
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433 | * with the same entries as StatMessage(). This function should return stable information; ie |
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434 | * if nothing has changed, the items in the array must be exactly the same. The order of |
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435 | * the items within the array is not important though. |
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436 | * |
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437 | * The cutoffdate is a date in the past, representing the date since which items should be shown. |
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438 | * This cutoffdate is determined by the user's setting of getting 'Last 3 days' of e-mail, etc. If |
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439 | * you ignore the cutoffdate, the user will not be able to select their own cutoffdate, but all |
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440 | * will work OK apart from that. |
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441 | */ |
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442 | |
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443 | function GetMessageList($folderid, $cutoffdate) { |
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444 | debugLog("IMAP-GetMessageList: (fid: '$folderid' cutdate: '$cutoffdate' )"); |
---|
445 | |
---|
446 | $messages = array(); |
---|
447 | $this->imap_reopenFolder($folderid, true); |
---|
448 | |
---|
449 | $sequence = "1:*"; |
---|
450 | if ($cutoffdate > 0) { |
---|
451 | $search = @imap_search($this->_mbox, "SINCE ". date("d-M-Y", $cutoffdate)); |
---|
452 | if ($search !== false) |
---|
453 | $sequence = implode(",", $search); |
---|
454 | if (TRACE_UID !== false and (TRACE_TYPE == 'IMAP' or TRACE_TYPE == 'ALL')) traceLog('IMAP::GetMessageList-> A função @imap_search leu as seguintes SEQUÃNCIAS do servidor IMAP com base no filtro de data: '.$sequence); |
---|
455 | } |
---|
456 | |
---|
457 | $overviews = @imap_fetch_overview($this->_mbox, $sequence); |
---|
458 | |
---|
459 | if (!$overviews) { |
---|
460 | debugLog("IMAP-GetMessageList: Failed to retrieve overview"); |
---|
461 | } else { |
---|
462 | foreach($overviews as $overview) { |
---|
463 | $date = ""; |
---|
464 | $vars = get_object_vars($overview); |
---|
465 | if (TRACE_UID !== false and (TRACE_TYPE == 'IMAP' or TRACE_TYPE == 'ALL')) traceLog('IMAP::GetMessageList-> A função @imap_fetch_overview leu mais detalhes da mensagem: '. print_r($overview,1)); |
---|
466 | if (array_key_exists( "date", $vars)) { |
---|
467 | // message is out of range for cutoffdate, ignore it |
---|
468 | if(strtotime(preg_replace("/\(.*\)/", "", $overview->date)) < $cutoffdate) { // emerson-faria.nobre@serpro.gov.br - 07/feb/2011 |
---|
469 | if (TRACE_UID !== false and (TRACE_TYPE == 'IMAP' or TRACE_TYPE == 'ALL')) traceLog('IMAP::GetMessageList-> O overview->date: '.$overview->date.' (overview->date_timestamp: '.strtotime(preg_replace("/\(.*\)/", "", $overview->date)).') é menor que o $cutoffdate: '.date("d/m/Y G:i:s",$cutoffdate).' ($cutoffdate_timestamp: '.$cutoffdate.') ou a função "strtotime" gerou um ERRO porque não conseguiu retornar um valor para o overview->date_timestamp. A mensagem será descartada da sincronização.'); |
---|
470 | continue; |
---|
471 | } |
---|
472 | //if(strtotime($overview->date) < $cutoffdate) continue; |
---|
473 | $date = $overview->date; |
---|
474 | } else if (TRACE_UID !== false and (TRACE_TYPE == 'IMAP' or TRACE_TYPE == 'ALL')) traceLog('IMAP::GetMessageList-> ERRO: O campo date não existe no overview da mensagem.'); |
---|
475 | |
---|
476 | // cut of deleted messages |
---|
477 | if (array_key_exists( "deleted", $vars) && $overview->deleted) { |
---|
478 | if (TRACE_UID !== false and (TRACE_TYPE == 'IMAP' or TRACE_TYPE == 'ALL')) traceLog('IMAP::GetMessageList-> A mensagem está com o flag deleted ativo e será descartada da sincronização'); |
---|
479 | continue; |
---|
480 | } |
---|
481 | |
---|
482 | if (array_key_exists( "uid", $vars)) { |
---|
483 | $message = array(); |
---|
484 | $message["mod"] = $date; |
---|
485 | $message["id"] = $overview->uid; |
---|
486 | // 'seen' aka 'read' is the only flag we want to know about |
---|
487 | $message["flags"] = 0; |
---|
488 | |
---|
489 | if(array_key_exists( "seen", $vars) && $overview->seen) |
---|
490 | $message["flags"] = 1; |
---|
491 | array_push($messages, $message); |
---|
492 | } else if (TRACE_UID !== false and (TRACE_TYPE == 'IMAP' or TRACE_TYPE == 'ALL')) traceLog('IMAP::GetMessageList-> ERRO: O campo uid não existe no overview da mensagem.'); |
---|
493 | } |
---|
494 | } |
---|
495 | return $messages; |
---|
496 | } |
---|
497 | |
---|
498 | /* This function is analogous to GetMessageList. |
---|
499 | * |
---|
500 | */ |
---|
501 | function GetFolderList() { |
---|
502 | $folders = array(); |
---|
503 | |
---|
504 | $list = @imap_getmailboxes($this->_mbox, $this->_server, "*"); |
---|
505 | if (is_array($list)) { |
---|
506 | // reverse list to obtain folders in right order |
---|
507 | $list = array_reverse($list); |
---|
508 | foreach ($list as $val) { |
---|
509 | if (TRACE_UID !== false and (TRACE_TYPE == 'IMAP' or TRACE_TYPE == 'ALL')) traceLog('IMAP::GetFolderList-> Pasta lida usando a função @imap_getmailboxes: '.print_r($val,1)); |
---|
510 | $box = array(); |
---|
511 | |
---|
512 | // cut off serverstring |
---|
513 | $box["id"] = imap_utf7_decode(substr($val->name, strlen($this->_server))); |
---|
514 | |
---|
515 | // always use "." as folder delimiter |
---|
516 | $box["id"] = imap_utf7_encode(str_replace($val->delimiter, ".", $box["id"])); |
---|
517 | |
---|
518 | // explode hierarchies |
---|
519 | $fhir = explode(".", $box["id"]); |
---|
520 | if (count($fhir) > 1) { |
---|
521 | $box["mod"] = imap_utf7_encode(array_pop($fhir)); // mod is last part of path |
---|
522 | $box["parent"] = imap_utf7_encode(implode(".", $fhir)); // parent is all previous parts of path |
---|
523 | } |
---|
524 | else { |
---|
525 | $box["mod"] = imap_utf7_encode($box["id"]); |
---|
526 | $box["parent"] = "0"; |
---|
527 | } |
---|
528 | if (TRACE_UID !== false and (TRACE_TYPE == 'IMAP' or TRACE_TYPE == 'ALL')) traceLog('IMAP::GetFolderList-> Parâmetros da pasta após decodificação: '.print_r($box,1)); |
---|
529 | $folders[]=$box; |
---|
530 | } |
---|
531 | } |
---|
532 | else { |
---|
533 | debugLog("GetFolderList: imap_list failed: " . imap_last_error()); |
---|
534 | } |
---|
535 | |
---|
536 | return $folders; |
---|
537 | } |
---|
538 | |
---|
539 | /* GetFolder should return an actual SyncFolder object with all the properties set. Folders |
---|
540 | * are pretty simple really, having only a type, a name, a parent and a server ID. |
---|
541 | */ |
---|
542 | |
---|
543 | function GetFolder($id) { |
---|
544 | $folder = new SyncFolder(); |
---|
545 | $folder->serverid = $id; |
---|
546 | |
---|
547 | // explode hierarchy |
---|
548 | $fhir = explode(".", $id); |
---|
549 | |
---|
550 | // compare on lowercase strings |
---|
551 | $lid = strtolower($id); |
---|
552 | |
---|
553 | $trash_folder_name = 'inbox.trash'; |
---|
554 | |
---|
555 | if(defined("IMAP_TRASHFOLDER")) |
---|
556 | $trash_folder_name = strtolower(str_replace($this->_serverdelimiter, ".", IMAP_TRASHFOLDER)); |
---|
557 | |
---|
558 | $sent_folder_name = 'inbox.sent'; |
---|
559 | |
---|
560 | if(defined("IMAP_SENTFOLDER")) |
---|
561 | $sent_folder_name = strtolower(str_replace($this->_serverdelimiter, ".", IMAP_SENTFOLDER)); |
---|
562 | |
---|
563 | $folder->parentid = (($fhir && count($fhir) > 1) ? $fhir[(count($fhir) - 2)] : "0"); |
---|
564 | |
---|
565 | if($lid == "inbox") { |
---|
566 | $folder->parentid = "0"; // Root |
---|
567 | $folder->displayname = "Inbox"; |
---|
568 | $folder->type = SYNC_FOLDER_TYPE_INBOX; |
---|
569 | } |
---|
570 | // Zarafa IMAP-Gateway outputs |
---|
571 | else if($lid == "drafts" || $lid == "inbox.drafts" || $lid == "inbox.rascunhos") { |
---|
572 | $folder->displayname = "Drafts"; |
---|
573 | $folder->type = SYNC_FOLDER_TYPE_DRAFTS; |
---|
574 | } |
---|
575 | else if($lid == "trash" || $lid == $trash_folder_name) { |
---|
576 | $folder->displayname = (defined("IMAP_DISPLAYNAME_TRASHFOLDER") ? IMAP_DISPLAYNAME_TRASHFOLDER : "Trash"); |
---|
577 | $folder->type = SYNC_FOLDER_TYPE_WASTEBASKET; |
---|
578 | $this->_wasteID = $id; |
---|
579 | } |
---|
580 | else if($lid == "sent" || $lid == "sent items" || $lid == $sent_folder_name) { |
---|
581 | $folder->displayname = (defined("IMAP_DISPLAYNAME_SENTFOLDER") ? IMAP_DISPLAYNAME_SENTFOLDER : "Sent"); |
---|
582 | $folder->type = SYNC_FOLDER_TYPE_SENTMAIL; |
---|
583 | $this->_sentID = $id; |
---|
584 | } |
---|
585 | // define the rest as other-folders |
---|
586 | else { |
---|
587 | if (count($fhir) > 1) { |
---|
588 | $folder->displayname = windows1252_to_utf8(imap_utf7_decode(array_pop($fhir))); |
---|
589 | $folder->parentid = implode(".", $fhir); |
---|
590 | } |
---|
591 | else { |
---|
592 | $folder->displayname = windows1252_to_utf8(imap_utf7_decode($id)); |
---|
593 | $folder->parentid = "0"; |
---|
594 | } |
---|
595 | $folder->type = SYNC_FOLDER_TYPE_OTHER; |
---|
596 | } |
---|
597 | |
---|
598 | //advanced debugging |
---|
599 | //debugLog("IMAP-GetFolder(id: '$id') -> " . print_r($folder, 1)); |
---|
600 | if (TRACE_UID !== false and (TRACE_TYPE == 'IMAP' or TRACE_TYPE == 'ALL')) traceLog('IMAP::GetFolder(id: '.$id.'): '.print_r($folder,1)); |
---|
601 | |
---|
602 | return $folder; |
---|
603 | } |
---|
604 | |
---|
605 | /* Return folder stats. This means you must return an associative array with the |
---|
606 | * following properties: |
---|
607 | * "id" => The server ID that will be used to identify the folder. It must be unique, and not too long |
---|
608 | * How long exactly is not known, but try keeping it under 20 chars or so. It must be a string. |
---|
609 | * "parent" => The server ID of the parent of the folder. Same restrictions as 'id' apply. |
---|
610 | * "mod" => This is the modification signature. It is any arbitrary string which is constant as long as |
---|
611 | * the folder has not changed. In practice this means that 'mod' can be equal to the folder name |
---|
612 | * as this is the only thing that ever changes in folders. (the type is normally constant) |
---|
613 | */ |
---|
614 | function StatFolder($id) { |
---|
615 | $folder = $this->GetFolder($id); |
---|
616 | |
---|
617 | $stat = array(); |
---|
618 | $stat["id"] = $id; |
---|
619 | $stat["parent"] = $folder->parentid; |
---|
620 | $stat["mod"] = $folder->displayname; |
---|
621 | if (TRACE_UID !== false and (TRACE_TYPE == 'IMAP' or TRACE_TYPE == 'ALL')) traceLog('IMAP::StatFolder(id: '.$id.'): '.print_r($stat,1)); |
---|
622 | return $stat; |
---|
623 | } |
---|
624 | |
---|
625 | /* Creates or modifies a folder |
---|
626 | * "folderid" => id of the parent folder |
---|
627 | * "oldid" => if empty -> new folder created, else folder is to be renamed |
---|
628 | * "displayname" => new folder name (to be created, or to be renamed to) |
---|
629 | * "type" => folder type, ignored in IMAP |
---|
630 | * |
---|
631 | */ |
---|
632 | function ChangeFolder($folderid, $oldid, $displayname, $type){ |
---|
633 | debugLog("ChangeFolder: (parent: '$folderid' oldid: '$oldid' displayname: '$displayname' type: '$type')"); |
---|
634 | |
---|
635 | // go to parent mailbox |
---|
636 | $this->imap_reopenFolder($folderid); |
---|
637 | |
---|
638 | // build name for new mailbox |
---|
639 | $newname = $this->_server . str_replace(".", $this->_serverdelimiter, $folderid) . $this->_serverdelimiter . $displayname; |
---|
640 | |
---|
641 | $csts = false; |
---|
642 | // if $id is set => rename mailbox, otherwise create |
---|
643 | if ($oldid) { |
---|
644 | // rename doesn't work properly with IMAP |
---|
645 | // the activesync client doesn't support a 'changing ID' |
---|
646 | //$csts = imap_renamemailbox($this->_mbox, $this->_server . imap_utf7_encode(str_replace(".", $this->_serverdelimiter, $oldid)), $newname); |
---|
647 | } |
---|
648 | else { |
---|
649 | $csts = @imap_createmailbox($this->_mbox, $newname); |
---|
650 | } |
---|
651 | if ($csts) { |
---|
652 | return $this->StatFolder($folderid . "." . $displayname); |
---|
653 | } |
---|
654 | else |
---|
655 | return false; |
---|
656 | } |
---|
657 | |
---|
658 | /* Should return attachment data for the specified attachment. The passed attachment identifier is |
---|
659 | * the exact string that is returned in the 'AttName' property of an SyncAttachment. So, you should |
---|
660 | * encode any information you need to find the attachment in that 'attname' property. |
---|
661 | */ |
---|
662 | function GetAttachmentData($attname) { |
---|
663 | debugLog("getAttachmentDate: (attname: '$attname')"); |
---|
664 | |
---|
665 | list($folderid, $id, $part) = explode(":", $attname); |
---|
666 | |
---|
667 | $this->imap_reopenFolder($folderid); |
---|
668 | $mail = @imap_fetchheader($this->_mbox, $id, FT_PREFETCHTEXT | FT_UID) . @imap_body($this->_mbox, $id, FT_PEEK | FT_UID); |
---|
669 | |
---|
670 | $mobj = new Mail_mimeDecode($mail); |
---|
671 | $message = $mobj->decode(array('decode_headers' => true, 'decode_bodies' => true, 'include_bodies' => true, 'input' => $mail, 'crlf' => "\n", 'charset' => 'utf-8')); |
---|
672 | |
---|
673 | if (isset($message->parts[$part]->body)) |
---|
674 | print $message->parts[$part]->body; |
---|
675 | |
---|
676 | // unset mimedecoder & mail |
---|
677 | unset($mobj); |
---|
678 | unset($mail); |
---|
679 | return true; |
---|
680 | } |
---|
681 | |
---|
682 | /* StatMessage should return message stats, analogous to the folder stats (StatFolder). Entries are: |
---|
683 | * 'id' => Server unique identifier for the message. Again, try to keep this short (under 20 chars) |
---|
684 | * 'flags' => simply '0' for unread, '1' for read |
---|
685 | * 'mod' => modification signature. As soon as this signature changes, the item is assumed to be completely |
---|
686 | * changed, and will be sent to the PDA as a whole. Normally you can use something like the modification |
---|
687 | * time for this field, which will change as soon as the contents have changed. |
---|
688 | */ |
---|
689 | |
---|
690 | function StatMessage($folderid, $id) { |
---|
691 | debugLog("IMAP-StatMessage: (fid: '$folderid' id: '$id' )"); |
---|
692 | |
---|
693 | $this->imap_reopenFolder($folderid); |
---|
694 | $overview = @imap_fetch_overview( $this->_mbox , $id , FT_UID); |
---|
695 | |
---|
696 | if (!$overview) { |
---|
697 | debugLog("IMAP-StatMessage: Failed to retrieve overview: ". imap_last_error()); |
---|
698 | return false; |
---|
699 | } |
---|
700 | |
---|
701 | else { |
---|
702 | // check if variables for this overview object are available |
---|
703 | $vars = get_object_vars($overview[0]); |
---|
704 | |
---|
705 | if (TRACE_UID !== false and (TRACE_TYPE == 'IMAP' or TRACE_TYPE == 'ALL') and (! array_key_exists( "uid", $vars))) debugLog('IMAP::StatMessage-> ERRO: A mensagem será desconsiderada porque não tem o campo "uid"'); |
---|
706 | // without uid it's not a valid message |
---|
707 | if (! array_key_exists( "uid", $vars)) return false; |
---|
708 | |
---|
709 | |
---|
710 | $entry = array(); |
---|
711 | $entry["mod"] = (array_key_exists( "date", $vars)) ? $overview[0]->date : ""; |
---|
712 | $entry["id"] = $overview[0]->uid; |
---|
713 | // 'seen' aka 'read' is the only flag we want to know about |
---|
714 | $entry["flags"] = 0; |
---|
715 | |
---|
716 | if(array_key_exists( "seen", $vars) && $overview[0]->seen) |
---|
717 | $entry["flags"] = 1; |
---|
718 | |
---|
719 | if (TRACE_UID !== false and (TRACE_TYPE == 'IMAP' or TRACE_TYPE == 'ALL')) traceLog('IMAP::StatMessage: '.print_r($entry,1)); |
---|
720 | |
---|
721 | //advanced debugging |
---|
722 | //debugLog("IMAP-StatMessage-parsed: ". print_r($entry,1)); |
---|
723 | |
---|
724 | return $entry; |
---|
725 | } |
---|
726 | } |
---|
727 | |
---|
728 | /* GetMessage should return the actual SyncXXX object type. You may or may not use the '$folderid' parent folder |
---|
729 | * identifier here. |
---|
730 | * Note that mixing item types is illegal and will be blocked by the engine; ie returning an Email object in a |
---|
731 | * Tasks folder will not do anything. The SyncXXX objects should be filled with as much information as possible, |
---|
732 | * but at least the subject, body, to, from, etc. |
---|
733 | */ |
---|
734 | function GetMessage($folderid, $id, $truncsize, $mimesupport = 0) { |
---|
735 | debugLog("IMAP-GetMessage: (fid: '$folderid' id: '$id' truncsize: $truncsize)"); |
---|
736 | |
---|
737 | // Get flags, etc |
---|
738 | $stat = $this->StatMessage($folderid, $id); |
---|
739 | |
---|
740 | if ($stat) { |
---|
741 | $this->imap_reopenFolder($folderid); |
---|
742 | $mail = @imap_fetchheader($this->_mbox, $id, FT_PREFETCHTEXT | FT_UID) . @imap_body($this->_mbox, $id, FT_PEEK | FT_UID); |
---|
743 | |
---|
744 | if (TRACE_UID !== false and (TRACE_TYPE == 'IMAP' or TRACE_TYPE == 'ALL')) traceLog("IMAP-GetMessage: Mensagem lida do servidor IMAP através da função @imap_fetchheader: ". print_r($mail,1)); |
---|
745 | |
---|
746 | $mobj = new Mail_mimeDecode($mail); |
---|
747 | $message = $mobj->decode(array('decode_headers' => true, 'decode_bodies' => true, 'include_bodies' => true, 'input' => $mail, 'crlf' => "\n", 'charset' => 'utf-8')); |
---|
748 | |
---|
749 | if (TRACE_UID !== false and (TRACE_TYPE == 'IMAP' or TRACE_TYPE == 'ALL')) traceLog("IMAP-GetMessage: Mensagem mime decodificada: ". print_r($message,1)); |
---|
750 | |
---|
751 | $output = new SyncMail(); |
---|
752 | |
---|
753 | $body = $this->getBody($message, true); // true - Truncate body due to celular memory limit |
---|
754 | // truncate body, if requested |
---|
755 | if(strlen($body) > $truncsize) { |
---|
756 | $body = utf8_truncate($body, $truncsize); |
---|
757 | $output->bodytruncated = 1; |
---|
758 | } else { |
---|
759 | $body = $body; |
---|
760 | $output->bodytruncated = 0; |
---|
761 | } |
---|
762 | $body = str_replace("\n","\r\n", str_replace("\r","",$body)); |
---|
763 | |
---|
764 | $output->bodysize = strlen($body); |
---|
765 | $output->body = $body; |
---|
766 | //$output->datereceived = isset($message->headers["date"]) ? strtotime($message->headers["date"]) : null; |
---|
767 | $output->datereceived = isset($message->headers["date"]) ? strtotime(preg_replace("/\(.*\)/", "", $message->headers["date"])) : null; // emerson-faria.nobre@serpro.gov.br |
---|
768 | $output->displayto = isset($message->headers["to"]) ? $message->headers["to"] : null; |
---|
769 | $output->importance = isset($message->headers["x-priority"]) ? preg_replace("/\D+/", "", $message->headers["x-priority"]) : null; |
---|
770 | $output->messageclass = "IPM.Note"; |
---|
771 | $output->subject = isset($message->headers["subject"]) ? $message->headers["subject"] : ""; |
---|
772 | $output->read = $stat["flags"]; |
---|
773 | $output->to = isset($message->headers["to"]) ? $message->headers["to"] : null; |
---|
774 | $output->cc = isset($message->headers["cc"]) ? $message->headers["cc"] : null; |
---|
775 | $output->from = isset($message->headers["from"]) ? $message->headers["from"] : null; |
---|
776 | $output->reply_to = isset($message->headers["reply-to"]) ? $message->headers["reply-to"] : null; |
---|
777 | |
---|
778 | // Attachments are only searched in the top-level part |
---|
779 | $n = 0; |
---|
780 | if(isset($message->parts)) { |
---|
781 | foreach($message->parts as $part) { |
---|
782 | if(isset($part->disposition) && ($part->disposition == "attachment" || $part->disposition == "inline")) { |
---|
783 | $attachment = new SyncAttachment(); |
---|
784 | |
---|
785 | if (isset($part->body)) |
---|
786 | $attachment->attsize = strlen($part->body); |
---|
787 | |
---|
788 | if(isset($part->d_parameters['filename'])) |
---|
789 | $attname = $part->d_parameters['filename']; |
---|
790 | else if(isset($part->ctype_parameters['name'])) |
---|
791 | $attname = $part->ctype_parameters['name']; |
---|
792 | else if(isset($part->headers['content-description'])) |
---|
793 | $attname = $part->headers['content-description']; |
---|
794 | else $attname = "unknown attachment"; |
---|
795 | |
---|
796 | $attachment->displayname = $attname; |
---|
797 | $attachment->attname = $folderid . ":" . $id . ":" . $n; |
---|
798 | $attachment->attmethod = 1; |
---|
799 | $attachment->attoid = isset($part->headers['content-id']) ? $part->headers['content-id'] : ""; |
---|
800 | array_push($output->attachments, $attachment); |
---|
801 | } |
---|
802 | $n++; |
---|
803 | } |
---|
804 | } |
---|
805 | // unset mimedecoder & mail |
---|
806 | unset($mobj); |
---|
807 | unset($mail); |
---|
808 | if (TRACE_UID !== false and (TRACE_TYPE == 'IMAP' or TRACE_TYPE == 'ALL')) traceLog("IMAP-GetMessage: Mensagem formatada para envio ao celular: ". print_r($output,1)); |
---|
809 | return $output; |
---|
810 | } |
---|
811 | return false; |
---|
812 | } |
---|
813 | |
---|
814 | /* This function is called when the user has requested to delete (really delete) a message. Usually |
---|
815 | * this means just unlinking the file its in or somesuch. After this call has succeeded, a call to |
---|
816 | * GetMessageList() should no longer list the message. If it does, the message will be re-sent to the PDA |
---|
817 | * as it will be seen as a 'new' item. This means that if you don't implement this function, you will |
---|
818 | * be able to delete messages on the PDA, but as soon as you sync, you'll get the item back |
---|
819 | */ |
---|
820 | function DeleteMessage($folderid, $id) { |
---|
821 | debugLog("IMAP-DeleteMessage: (fid: '$folderid' id: '$id' )"); |
---|
822 | |
---|
823 | $this->imap_reopenFolder($folderid); |
---|
824 | $s1 = @imap_delete ($this->_mbox, $id, FT_UID); |
---|
825 | $s11 = @imap_setflag_full($this->_mbox, $id, "\\Deleted", FT_UID); |
---|
826 | $s2 = @imap_expunge($this->_mbox); |
---|
827 | |
---|
828 | debugLog("IMAP-DeleteMessage: s-delete: $s1 s-expunge: $s2 setflag: $s11"); |
---|
829 | |
---|
830 | return ($s1 && $s2 && $s11); |
---|
831 | } |
---|
832 | |
---|
833 | /* This should change the 'read' flag of a message on disk. The $flags |
---|
834 | * parameter can only be '1' (read) or '0' (unread). After a call to |
---|
835 | * SetReadFlag(), GetMessageList() should return the message with the |
---|
836 | * new 'flags' but should not modify the 'mod' parameter. If you do |
---|
837 | * change 'mod', simply setting the message to 'read' on the PDA will trigger |
---|
838 | * a full resync of the item from the server |
---|
839 | */ |
---|
840 | function SetReadFlag($folderid, $id, $flags) { |
---|
841 | debugLog("IMAP-SetReadFlag: (fid: '$folderid' id: '$id' flags: '$flags' )"); |
---|
842 | |
---|
843 | $this->imap_reopenFolder($folderid); |
---|
844 | |
---|
845 | if ($flags == 0) { |
---|
846 | // set as "Unseen" (unread) |
---|
847 | $status = @imap_clearflag_full ( $this->_mbox, $id, "\\Seen", ST_UID); |
---|
848 | } else { |
---|
849 | // set as "Seen" (read) |
---|
850 | $status = @imap_setflag_full($this->_mbox, $id, "\\Seen",ST_UID); |
---|
851 | } |
---|
852 | |
---|
853 | debugLog("IMAP-SetReadFlag -> set as " . (($flags) ? "read" : "unread") . "-->". $status); |
---|
854 | |
---|
855 | return $status; |
---|
856 | } |
---|
857 | |
---|
858 | /* This function is called when a message has been changed on the PDA. You should parse the new |
---|
859 | * message here and save the changes to disk. The return value must be whatever would be returned |
---|
860 | * from StatMessage() after the message has been saved. This means that both the 'flags' and the 'mod' |
---|
861 | * properties of the StatMessage() item may change via ChangeMessage(). |
---|
862 | * Note that this function will never be called on E-mail items as you can't change e-mail items, you |
---|
863 | * can only set them as 'read'. |
---|
864 | */ |
---|
865 | function ChangeMessage($folderid, $id, $message) { |
---|
866 | return false; |
---|
867 | } |
---|
868 | |
---|
869 | /* This function is called when the user moves an item on the PDA. You should do whatever is needed |
---|
870 | * to move the message on disk. After this call, StatMessage() and GetMessageList() should show the items |
---|
871 | * to have a new parent. This means that it will disappear from GetMessageList() will not return the item |
---|
872 | * at all on the source folder, and the destination folder will show the new message |
---|
873 | * |
---|
874 | */ |
---|
875 | function MoveMessage($folderid, $id, $newfolderid) { |
---|
876 | debugLog("IMAP-MoveMessage: (sfid: '$folderid' id: '$id' dfid: '$newfolderid' )"); |
---|
877 | |
---|
878 | $this->imap_reopenFolder($folderid); |
---|
879 | |
---|
880 | // read message flags |
---|
881 | $overview = @imap_fetch_overview ( $this->_mbox , $id, FT_UID); |
---|
882 | |
---|
883 | if (!$overview) { |
---|
884 | debugLog("IMAP-MoveMessage: Failed to retrieve overview"); |
---|
885 | return false; |
---|
886 | } |
---|
887 | else { |
---|
888 | // move message |
---|
889 | $s1 = imap_mail_move($this->_mbox, $id, str_replace(".", $this->_serverdelimiter, $newfolderid), FT_UID); |
---|
890 | |
---|
891 | // delete message in from-folder |
---|
892 | $s2 = imap_expunge($this->_mbox); |
---|
893 | |
---|
894 | // open new folder |
---|
895 | $this->imap_reopenFolder($newfolderid); |
---|
896 | |
---|
897 | // remove all flags |
---|
898 | $s3 = @imap_clearflag_full ($this->_mbox, $id, "\\Seen \\Answered \\Flagged \\Deleted \\Draft", FT_UID); |
---|
899 | $newflags = ""; |
---|
900 | if ($overview[0]->seen) $newflags .= "\\Seen"; |
---|
901 | if ($overview[0]->flagged) $newflags .= " \\Flagged"; |
---|
902 | if ($overview[0]->answered) $newflags .= " \\Answered"; |
---|
903 | $s4 = @imap_setflag_full ($this->_mbox, $id, $newflags, FT_UID); |
---|
904 | |
---|
905 | debugLog("MoveMessage: (" . $folderid . "->" . $newfolderid . ") s-move: $s1 s-expunge: $s2 unset-Flags: $s3 set-Flags: $s4"); |
---|
906 | |
---|
907 | return ($s1 && $s2 && $s3 && $s4); |
---|
908 | } |
---|
909 | } |
---|
910 | |
---|
911 | // new ping mechanism for the IMAP-Backend |
---|
912 | function AlterPing() { |
---|
913 | return true; |
---|
914 | } |
---|
915 | |
---|
916 | // returns a changes array using imap_status |
---|
917 | // if changes occurr default diff engine computes the actual changes |
---|
918 | function AlterPingChanges($folderid, &$syncstate) { |
---|
919 | debugLog("AlterPingChanges on $folderid stat: ". $syncstate); |
---|
920 | $this->imap_reopenFolder($folderid); |
---|
921 | |
---|
922 | // courier-imap only cleares the status cache after checking |
---|
923 | @imap_check($this->_mbox); |
---|
924 | |
---|
925 | $status = imap_status($this->_mbox, $this->_server . str_replace(".", $this->_serverdelimiter, $folderid), SA_ALL); |
---|
926 | if (!$status) { |
---|
927 | debugLog("AlterPingChanges: could not stat folder $folderid : ". imap_last_error()); |
---|
928 | return false; |
---|
929 | } |
---|
930 | else { |
---|
931 | $newstate = "M:". $status->messages ."-R:". $status->recent ."-U:". $status->unseen; |
---|
932 | |
---|
933 | // message number is different - change occured |
---|
934 | if ($syncstate != $newstate) { |
---|
935 | $syncstate = $newstate; |
---|
936 | debugLog("AlterPingChanges: Change FOUND!"); |
---|
937 | // build a dummy change |
---|
938 | return array(array("type" => "fakeChange")); |
---|
939 | } |
---|
940 | } |
---|
941 | |
---|
942 | return array(); |
---|
943 | } |
---|
944 | |
---|
945 | // ---------------------------------------- |
---|
946 | // imap-specific internals |
---|
947 | |
---|
948 | /* Parse the message and return only the plaintext body |
---|
949 | */ |
---|
950 | function getBody($message, $trunc = false) { |
---|
951 | $body = ""; |
---|
952 | $htmlbody = ""; |
---|
953 | |
---|
954 | $this->getBodyRecursive($message, "plain", $body); |
---|
955 | if($trunc == true and isset($body) and strlen($body) > 102400) { |
---|
956 | $body = substr($body, 0, 102400); |
---|
957 | $body .= "\n\n\n A MENSAGEM FOI TRUNCADA NO CELULAR(MENSAGEM MUITO GRANDE)."; |
---|
958 | } |
---|
959 | |
---|
960 | if(!isset($body) or $body === '') { |
---|
961 | $this->getBodyRecursive($message, "html", $body); |
---|
962 | |
---|
963 | if($trunc == true and isset($body) and strlen($body) > 209715) { |
---|
964 | $body = substr($body, 0, 209715); |
---|
965 | $body .= "<BR><BR><BR> A MENSAGEM FOI TRUNCADA NO CELULAR(MENSAGEM MUITO GRANDE)."; |
---|
966 | } |
---|
967 | |
---|
968 | // remove css-style tags |
---|
969 | $body = preg_replace("/<style.*?<\/style>/is", "a", $body); |
---|
970 | // remove all other html |
---|
971 | //$body = strip_tags($body); |
---|
972 | |
---|
973 | // Remove the HTML tags using the 'html2text' - emerson-faria.nobre@serpro.gov.br |
---|
974 | // The 'html2text' (http://www.mbayer.de/html2text) must be installed in Z-Push server. |
---|
975 | |
---|
976 | // Advanced debug |
---|
977 | // debugLog("IMAP-getBody: subject: " . $message->headers["subject"]); |
---|
978 | $body = utf8_encode($body); |
---|
979 | libxml_use_internal_errors(true); |
---|
980 | try { |
---|
981 | $doc = new DOMDocument('1.0', 'UTF-8'); |
---|
982 | @$doc->loadHTML($body); |
---|
983 | $tables = $doc->getElementsByTagName('table'); |
---|
984 | foreach ($tables as $table) |
---|
985 | { |
---|
986 | $tds = $table->getElementsByTagName('td'); |
---|
987 | foreach ($tds as $td) |
---|
988 | { |
---|
989 | foreach ($td->childNodes as $td_child) { |
---|
990 | if ($td_child->nodeName == 'br') $td->removeChild($td_child); |
---|
991 | } |
---|
992 | } |
---|
993 | } |
---|
994 | $links = $doc->getElementsByTagName('a'); |
---|
995 | foreach ($links as $link) |
---|
996 | { |
---|
997 | if ($link->hasAttributes()){ |
---|
998 | $novoNo = $doc->createTextNode(' (' . $link->getAttribute('href') . ')'); |
---|
999 | $link->parentNode->insertBefore($novoNo, $link->nextSibling); |
---|
1000 | } |
---|
1001 | } |
---|
1002 | $body = $doc->saveHTML(); |
---|
1003 | } catch (Exception $e) { |
---|
1004 | debugLog("IMAP-getBody: Alert - DOMDocument cannot parse HTML."); |
---|
1005 | } |
---|
1006 | $filename = "./state/" . $this->_user . "-" . $this->_devid . ".html"; |
---|
1007 | $fp = fopen($filename, 'w') or die("can't open file"); |
---|
1008 | fwrite($fp, $body); |
---|
1009 | $body_aux = shell_exec('html2text -nobs -style compact "' . $filename . '"'); |
---|
1010 | if (trim($body_aux) != '') $body = $body_aux; |
---|
1011 | unset($body_aux); |
---|
1012 | fclose($fp); |
---|
1013 | unlink($filename); |
---|
1014 | $body = utf8_decode($body); |
---|
1015 | $body = str_replace('_','',$body); |
---|
1016 | // End change block - Remove the HTML tags using the 'html2text' Linux application |
---|
1017 | } |
---|
1018 | |
---|
1019 | return $body; |
---|
1020 | } |
---|
1021 | |
---|
1022 | // Get all parts in the message with specified type and concatenate them together, unless the |
---|
1023 | // Content-Disposition is 'attachment', in which case the text is apparently an attachment |
---|
1024 | function getBodyRecursive($message, $subtype, &$body) { |
---|
1025 | if(!isset($message->ctype_primary)) return; |
---|
1026 | if(strcasecmp($message->ctype_primary,"text")==0 && strcasecmp($message->ctype_secondary,$subtype)==0 && isset($message->body)) |
---|
1027 | $body .= $message->body; |
---|
1028 | |
---|
1029 | if(strcasecmp($message->ctype_primary,"multipart")==0 && isset($message->parts) && is_array($message->parts)) { |
---|
1030 | foreach($message->parts as $part) { |
---|
1031 | if(!isset($part->disposition) || strcasecmp($part->disposition,"attachment")) { |
---|
1032 | $this->getBodyRecursive($part, $subtype, $body); |
---|
1033 | } |
---|
1034 | } |
---|
1035 | } |
---|
1036 | } |
---|
1037 | |
---|
1038 | // save the serverdelimiter for later folder (un)parsing |
---|
1039 | function getServerDelimiter() { |
---|
1040 | $list = @imap_getmailboxes($this->_mbox, $this->_server, "*"); |
---|
1041 | if (is_array($list)) { |
---|
1042 | $val = $list[0]; |
---|
1043 | |
---|
1044 | return $val->delimiter; |
---|
1045 | } |
---|
1046 | return "."; // default "." |
---|
1047 | } |
---|
1048 | |
---|
1049 | // speed things up |
---|
1050 | // remember what folder is currently open and only change if necessary |
---|
1051 | function imap_reopenFolder($folderid, $force = false) { |
---|
1052 | // to see changes, the folder has to be reopened! |
---|
1053 | if ($this->_mboxFolder != $folderid || $force) { |
---|
1054 | $s = @imap_reopen($this->_mbox, $this->_server . str_replace(".", $this->_serverdelimiter, $folderid)); |
---|
1055 | if (!$s) debugLog("failed to change folder: ". implode(", ", imap_errors())); |
---|
1056 | $this->_mboxFolder = $folderid; |
---|
1057 | } |
---|
1058 | } |
---|
1059 | |
---|
1060 | |
---|
1061 | // build a multipart email, embedding body and one file (for attachments) |
---|
1062 | function mail_attach($filenm,$filesize,$file_cont,$body, $body_ct, $body_cte, $boundary = false) { |
---|
1063 | if (!$boundary) $boundary = strtoupper(md5(uniqid(time()))); |
---|
1064 | |
---|
1065 | //remove the ending boundary because we will add it at the end |
---|
1066 | $body = str_replace("--$boundary--", "", $body); |
---|
1067 | |
---|
1068 | $mail_header = "Content-Type: multipart/mixed; boundary=$boundary\n"; |
---|
1069 | |
---|
1070 | // build main body with the sumitted type & encoding from the pda |
---|
1071 | $mail_body = $this->enc_multipart($boundary, $body, $body_ct, $body_cte); |
---|
1072 | $mail_body .= $this->enc_attach_file($boundary, $filenm, $filesize, $file_cont); |
---|
1073 | |
---|
1074 | $mail_body .= "--$boundary--\n\n"; |
---|
1075 | |
---|
1076 | return array($mail_header, $mail_body); |
---|
1077 | } |
---|
1078 | |
---|
1079 | function enc_multipart($boundary, $body, $body_ct, $body_cte) { |
---|
1080 | // $mail_body = "This is a multi-part message in MIME format\n\n"; |
---|
1081 | // $mail_body .= "--$boundary\n"; |
---|
1082 | // $mail_body .= "Content-Type: $body_ct\n"; |
---|
1083 | // $mail_body .= "Content-Transfer-Encoding: $body_cte\n\n"; |
---|
1084 | $mail_body = "$body\n\n"; |
---|
1085 | |
---|
1086 | return $mail_body; |
---|
1087 | } |
---|
1088 | |
---|
1089 | function enc_attach_file($boundary, $filenm, $filesize, $file_cont, $content_type = "") { |
---|
1090 | if (!$content_type) $content_type = "text/plain"; |
---|
1091 | $mail_body = "--$boundary\n"; |
---|
1092 | $mail_body .= "Content-Type: $content_type; name=\"$filenm\"\n"; |
---|
1093 | $mail_body .= "Content-Transfer-Encoding: base64\n"; |
---|
1094 | $mail_body .= "Content-Disposition: attachment; filename=\"$filenm\"\n"; |
---|
1095 | $mail_body .= "Content-Description: $filenm\n\n"; |
---|
1096 | //contrib - chunk base64 encoded attachments |
---|
1097 | $mail_body .= chunk_split(base64_encode($file_cont)) . "\n\n"; |
---|
1098 | |
---|
1099 | return $mail_body; |
---|
1100 | } |
---|
1101 | |
---|
1102 | // adds a message as seen to a specified folder (used for saving sent mails) |
---|
1103 | function addSentMessage($folderid, $header, $body) { |
---|
1104 | $header_body = str_replace("\n", "\r\n", str_replace("\r", "", $header . "\n\n" . $body)); |
---|
1105 | |
---|
1106 | return @imap_append($this->_mbox, $this->_server . $folderid, $header_body, "\\Seen"); |
---|
1107 | } |
---|
1108 | |
---|
1109 | |
---|
1110 | // parses address objects back to a simple "," separated string |
---|
1111 | function parseAddr($ad) { |
---|
1112 | $addr_string = ""; |
---|
1113 | if (isset($ad) && is_array($ad)) { |
---|
1114 | foreach($ad as $addr) { |
---|
1115 | if ($addr_string) $addr_string .= ","; |
---|
1116 | $addr_string .= $addr->mailbox . "@" . $addr->host; |
---|
1117 | } |
---|
1118 | } |
---|
1119 | return $addr_string; |
---|
1120 | } |
---|
1121 | |
---|
1122 | }; |
---|
1123 | |
---|
1124 | ?> |
---|