| | |
| | | | program/include/rcube_vcard.php | |
| | | | | |
| | | | This file is part of the RoundCube Webmail client | |
| | | | Copyright (C) 2008, RoundCube Dev. - Switzerland | |
| | | | Copyright (C) 2008-2009, RoundCube Dev. - Switzerland | |
| | | | Licensed under the GNU GPL | |
| | | | | |
| | | | PURPOSE: | |
| | |
| | | $encoding = self::detect_encoding($data); |
| | | if ($encoding && $encoding != RCMAIL_CHARSET) { |
| | | $data = rcube_charset_convert($data, $encoding); |
| | | $data = preg_replace(array('/^[\xFE\xFF]{2}/', '/^\xEF\xBB\xBF/', '/^\x00+/'), '', $data); // also remove BOM |
| | | } |
| | | |
| | | $vcard_block = ''; |
| | |
| | | |
| | | // remove vcard 2.1 charset definitions |
| | | $vcard = preg_replace('/;CHARSET=[^:;]+/', '', $vcard); |
| | | |
| | | // if N doesn't have any semicolons, add some |
| | | $vcard = preg_replace('/^(N:[^;\R]*)$/m', '\1;;;;', $vcard); |
| | | |
| | | return $vcard; |
| | | } |
| | | |
| | | private static function rfc2425_fold_callback($matches) |
| | | { |
| | | return ":\n ".rtrim(chunk_split($matches[1], 72, "\n ")); |
| | | } |
| | | |
| | | private static function rfc2425_fold($val) |
| | | { |
| | | return preg_replace('/:([^\n]{72,})/e', '":\n ".rtrim(chunk_split("\\1", 72, "\n "))', $val) . "\n"; |
| | | return preg_replace_callback('/:([^\n]{72,})/', array('self', 'rfc2425_fold_callback'), $val) . "\n"; |
| | | } |
| | | |
| | | |
| | |
| | | // Perform RFC2425 line unfolding |
| | | $vcard = preg_replace(array("/\r/", "/\n\s+/"), '', $vcard); |
| | | |
| | | $lines = preg_split('/\r?\n/', $vcard); |
| | | $data = array(); |
| | | if (preg_match_all('/^([^\\:]*):(.+)$/m', $vcard, $regs, PREG_SET_ORDER)) { |
| | | foreach($regs as $line) { |
| | | // convert 2.1-style "EMAIL;internet;home:" to 3.0-style "EMAIL;TYPE=internet;TYPE=home:" |
| | | if (($data['VERSION'][0] == "2.1") && preg_match('/^([^;]+);([^:]+)/', $line[1], $regs2) && !preg_match('/^TYPE=/i', $regs2[2])) { |
| | | $line[1] = $regs2[1]; |
| | | foreach (explode(';', $regs2[2]) as $prop) |
| | | $line[1] .= ';' . (strpos($prop, '=') ? $prop : 'TYPE='.$prop); |
| | | } |
| | | |
| | | for ($i=0; $i < count($lines); $i++) { |
| | | if (!preg_match('/^([^\\:]*):(.+)$/', $lines[$i], $line)) |
| | | continue; |
| | | |
| | | if (!preg_match('/^(BEGIN|END)$/', $line[1]) && preg_match_all('/([^\\;]+);?/', $line[1], $regs2)) { |
| | | $entry = array(self::vcard_unquote($line[2])); |
| | | |
| | | foreach($regs2[1] as $attrid => $attr) { |
| | | if ((list($key, $value) = explode('=', $attr)) && $value) { |
| | | if ($key == 'ENCODING') |
| | | $entry[0] = self::decode_value($entry[0], $value); |
| | | else |
| | | $entry[strtolower($key)] = array_merge((array)$entry[strtolower($key)], (array)self::vcard_unquote($value, ',')); |
| | | } |
| | | else if ($attrid > 0) { |
| | | $entry[$key] = true; # true means attr without =value |
| | | } |
| | | } |
| | | |
| | | $data[$regs2[1][0]][] = count($entry) > 1 ? $entry : $entry[0]; |
| | | } |
| | | // convert 2.1-style "EMAIL;internet;home:" to 3.0-style "EMAIL;TYPE=internet;TYPE=home:" |
| | | if (($data['VERSION'][0] == "2.1") && preg_match('/^([^;]+);([^:]+)/', $line[1], $regs2) && !preg_match('/^TYPE=/i', $regs2[2])) { |
| | | $line[1] = $regs2[1]; |
| | | foreach (explode(';', $regs2[2]) as $prop) |
| | | $line[1] .= ';' . (strpos($prop, '=') ? $prop : 'TYPE='.$prop); |
| | | } |
| | | |
| | | unset($data['VERSION']); |
| | | if (!preg_match('/^(BEGIN|END)$/i', $line[1]) && preg_match_all('/([^\\;]+);?/', $line[1], $regs2)) { |
| | | $entry = array(''); |
| | | $field = strtoupper($regs2[1][0]); |
| | | |
| | | foreach($regs2[1] as $attrid => $attr) { |
| | | if ((list($key, $value) = explode('=', $attr)) && $value) { |
| | | if ($key == 'ENCODING') { |
| | | # add next line(s) to value string if QP line end detected |
| | | while ($value == 'QUOTED-PRINTABLE' && ereg('=$', $lines[$i])) |
| | | $line[2] .= "\n" . $lines[++$i]; |
| | | |
| | | $line[2] = self::decode_value($line[2], $value); |
| | | } |
| | | else |
| | | $entry[strtolower($key)] = array_merge((array)$entry[strtolower($key)], (array)self::vcard_unquote($value, ',')); |
| | | } |
| | | else if ($attrid > 0) { |
| | | $entry[$key] = true; # true means attr without =value |
| | | } |
| | | } |
| | | |
| | | $entry[0] = self::vcard_unquote($line[2]); |
| | | $data[$field][] = count($entry) > 1 ? $entry : $entry[0]; |
| | | } |
| | | } |
| | | |
| | | unset($data['VERSION']); |
| | | |
| | | return $data; |
| | | } |
| | |
| | | { |
| | | foreach((array)$data as $type => $entries) { |
| | | /* valid N has 5 properties */ |
| | | while ($type == "N" && count($entries[0]) < 5) |
| | | while ($type == "N" && is_array($entries[0]) && count($entries[0]) < 5) |
| | | $entries[0][] = ""; |
| | | |
| | | foreach((array)$entries as $entry) { |
| | |
| | | if (substr($string, 0, 2) == "\xFF\xFE") return 'UTF-16LE'; // Little Endian |
| | | if (substr($string, 0, 3) == "\xEF\xBB\xBF") return 'UTF-8'; |
| | | |
| | | // use mb_detect_encoding() |
| | | $encodings = array('UTF-8', 'ISO-8859-1', 'ISO-8859-2', 'ISO-8859-3', |
| | | 'ISO-8859-4', 'ISO-8859-5', 'ISO-8859-6', 'ISO-8859-7', 'ISO-8859-8', 'ISO-8859-9', |
| | | 'ISO-8859-10', 'ISO-8859-13', 'ISO-8859-14', 'ISO-8859-15', 'ISO-8859-16', |
| | | 'WINDOWS-1252', 'WINDOWS-1251', 'BIG5', 'GB2312'); |
| | | |
| | | if (function_exists('mb_detect_encoding') && ($enc = mb_detect_encoding($string, $encodings))) |
| | | return $enc; |
| | | |
| | | // No match, check for UTF-8 |
| | | // from http://w3.org/International/questions/qa-forms-utf-8.html |
| | | if (preg_match('/\A( |
| | |
| | | )*\z/xs', substr($string, 0, 2048))) |
| | | return 'UTF-8'; |
| | | |
| | | return 'ISO-8859-1'; # fallback to Latin-1 |
| | | return rcmail::get_instance()->config->get('default_charset', 'ISO-8859-1'); # fallback to Latin-1 |
| | | } |
| | | |
| | | } |