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<?php |
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/** |
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* Mail functions |
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* |
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* @license GPL 2 (http://www.gnu.org/licenses/gpl.html) |
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* @author Andreas Gohr <[email protected]> |
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*/ |
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// end of line for mail lines - RFC822 says CRLF but postfix (and other MTAs?) |
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// think different |
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if(!defined('MAILHEADER_EOL')) define('MAILHEADER_EOL',"\n"); |
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#define('MAILHEADER_ASCIIONLY',1); |
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/** |
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* Patterns for use in email detection and validation |
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* |
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* NOTE: there is an unquoted '/' in RFC2822_ATEXT, it must remain unquoted to be used in the parser |
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* the pattern uses non-capturing groups as captured groups aren't allowed in the parser |
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* select pattern delimiters with care! |
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* |
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* May not be completly RFC conform! |
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* @link http://www.faqs.org/rfcs/rfc2822.html (paras 3.4.1 & 3.2.4) |
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* |
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* @author Chris Smith <[email protected]> |
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* Check if a given mail address is valid |
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*/ |
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if (!defined('RFC2822_ATEXT')) define('RFC2822_ATEXT',"0-9a-zA-Z!#$%&'*+/=?^_`{|}~-"); |
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if (!defined('PREG_PATTERN_VALID_EMAIL')) define( |
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'PREG_PATTERN_VALID_EMAIL', |
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'['.RFC2822_ATEXT.']+(?:\.['.RFC2822_ATEXT.']+)*@(?i:[0-9a-z][0-9a-z-]*\.)+(?i:[a-z]{2,63})' |
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); |
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/** |
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* Prepare mailfrom replacement patterns |
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* |
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* Also prepares a mailfromnobody config that contains an autoconstructed address |
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* if the mailfrom one is userdependent and this might not be wanted (subscriptions) |
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* |
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* @author Andreas Gohr <[email protected]> |
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*/ |
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function mail_setup(){ |
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global $conf; |
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global $USERINFO; |
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/** @var Input $INPUT */ |
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global $INPUT; |
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// auto constructed address |
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$host = @parse_url(DOKU_URL,PHP_URL_HOST); |
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if(!$host) $host = 'example.com'; |
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$noreply = 'noreply@'.$host; |
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$replace = array(); |
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if(!empty($USERINFO['mail'])){ |
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$replace['@MAIL@'] = $USERINFO['mail']; |
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}else{ |
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$replace['@MAIL@'] = $noreply; |
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} |
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// use 'noreply' if no user |
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$replace['@USER@'] = $INPUT->server->str('REMOTE_USER', 'noreply', true); |
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if(!empty($USERINFO['name'])){ |
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$replace['@NAME@'] = $USERINFO['name']; |
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}else{ |
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$replace['@NAME@'] = ''; |
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} |
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// apply replacements |
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$from = str_replace(array_keys($replace), |
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array_values($replace), |
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$conf['mailfrom']); |
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// any replacements done? set different mailfromnone |
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if($from != $conf['mailfrom']){ |
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$conf['mailfromnobody'] = $noreply; |
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}else{ |
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$conf['mailfromnobody'] = $from; |
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} |
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$conf['mailfrom'] = $from; |
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} |
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/** |
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* Check if a given mail address is valid |
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* |
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* @param string $email the address to check |
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* @return bool true if address is valid |
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*/ |
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function mail_isvalid($email) { |
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return EmailAddressValidator::checkEmailAddress($email, true); |
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} |
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/** |
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* Quoted printable encoding |
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* |
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* @author umu <umuAThrz.tu-chemnitz.de> |
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* @link http://php.net/manual/en/function.imap-8bit.php#61216 |
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* |
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* @param string $sText |
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* @param int $maxlen |
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* @param bool $bEmulate_imap_8bit |
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* |
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* @return string |
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*/ |
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function mail_quotedprintable_encode($sText,$maxlen=74,$bEmulate_imap_8bit=true) { |
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// split text into lines |
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$aLines= preg_split("/(?:\r\n|\r|\n)/", $sText); |
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$cnt = count($aLines); |
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for ($i=0;$i<$cnt;$i++) { |
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$sLine =& $aLines[$i]; |
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if (strlen($sLine)===0) continue; // do nothing, if empty |
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$sRegExp = '/[^\x09\x20\x21-\x3C\x3E-\x7E]/e'; |
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// imap_8bit encodes x09 everywhere, not only at lineends, |
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// for EBCDIC safeness encode !"#$@[\]^`{|}~, |
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// for complete safeness encode every character :) |
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if ($bEmulate_imap_8bit) |
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$sRegExp = '/[^\x20\x21-\x3C\x3E-\x7E]/'; |
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$sLine = preg_replace_callback( $sRegExp, 'mail_quotedprintable_encode_callback', $sLine ); |
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// encode x09,x20 at lineends |
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{ |
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$iLength = strlen($sLine); |
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$iLastChar = ord($sLine[$iLength-1]); |
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// !!!!!!!! |
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// imap_8_bit does not encode x20 at the very end of a text, |
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// here is, where I don't agree with imap_8_bit, |
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// please correct me, if I'm wrong, |
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// or comment next line for RFC2045 conformance, if you like |
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if (!($bEmulate_imap_8bit && ($i==count($aLines)-1))){ |
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if (($iLastChar==0x09)||($iLastChar==0x20)) { |
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$sLine[$iLength-1]='='; |
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$sLine .= ($iLastChar==0x09)?'09':'20'; |
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} |
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} |
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} // imap_8bit encodes x20 before chr(13), too |
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// although IMHO not requested by RFC2045, why not do it safer :) |
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// and why not encode any x20 around chr(10) or chr(13) |
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if ($bEmulate_imap_8bit) { |
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$sLine=str_replace(' =0D','=20=0D',$sLine); |
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//$sLine=str_replace(' =0A','=20=0A',$sLine); |
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//$sLine=str_replace('=0D ','=0D=20',$sLine); |
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//$sLine=str_replace('=0A ','=0A=20',$sLine); |
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} |
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// finally split into softlines no longer than $maxlen chars, |
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// for even more safeness one could encode x09,x20 |
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// at the very first character of the line |
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// and after soft linebreaks, as well, |
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// but this wouldn't be caught by such an easy RegExp |
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if($maxlen){ |
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preg_match_all( '/.{1,'.($maxlen - 2).'}([^=]{0,2})?/', $sLine, $aMatch ); |
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$sLine = implode( '=' . MAILHEADER_EOL, $aMatch[0] ); // add soft crlf's |
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} |
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} |
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// join lines into text |
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return implode(MAILHEADER_EOL,$aLines); |
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} |
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function mail_quotedprintable_encode_callback($matches){ |
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return sprintf( "=%02X", ord ( $matches[0] ) ) ; |
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} |
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splitbrain /
dokuwiki
