| | |
| | | |
| | | |
| | | /** |
| | | * Forces selection of a mailbox |
| | | * |
| | | * @param string $mailbox Mailbox/Folder name |
| | | * @access public |
| | | */ |
| | | function select_mailbox($mailbox=null) |
| | | { |
| | | if (!strlen($mailbox)) { |
| | | $mailbox = $this->mailbox; |
| | | } |
| | | |
| | | $selected = $this->conn->select($mailbox); |
| | | |
| | | if ($selected && $this->mailbox != $mailbox) { |
| | | // clear messagecount cache for this mailbox |
| | | $this->_clear_messagecount($mailbox); |
| | | $this->mailbox = $mailbox; |
| | | } |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Set internal list page |
| | | * |
| | | * @param number $page Page number to list |
| | |
| | | |
| | | |
| | | /** |
| | | * Save a set of message ids for future message listing methods |
| | | * Save a search result for future message listing methods |
| | | * |
| | | * @param string IMAP Search query |
| | | * @param rcube_result_index|rcube_result_thread Result set |
| | | * @param string Charset of search string |
| | | * @param string Sorting field |
| | | * @param string True if set is sorted (SORT was used for searching) |
| | | * @param array $set Search set, result from rcube_imap::get_search_set(): |
| | | * 0 - searching criteria, string |
| | | * 1 - search result, rcube_result_index|rcube_result_thread |
| | | * 2 - searching character set, string |
| | | * 3 - sorting field, string |
| | | * 4 - true if sorted, bool |
| | | */ |
| | | function set_search_set($str=null, $msgs=null, $charset=null, $sort_field=null, $sorted=false) |
| | | function set_search_set($set) |
| | | { |
| | | if (is_array($str) && $msgs === null) |
| | | list($str, $msgs, $charset, $sort_field, $sorted) = $str; |
| | | $set = (array)$set; |
| | | |
| | | $this->search_string = $str; |
| | | $this->search_set = $msgs; |
| | | $this->search_charset = $charset; |
| | | $this->search_sort_field = $sort_field; |
| | | $this->search_sorted = $sorted; |
| | | $this->search_string = $set[0]; |
| | | $this->search_set = $set[1]; |
| | | $this->search_charset = $set[2]; |
| | | $this->search_sort_field = $set[3]; |
| | | $this->search_sorted = $set[4]; |
| | | $this->search_threads = is_a($this->search_set, 'rcube_result_thread'); |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Return the saved search set as hash array |
| | | * |
| | | * @param bool $clone Clone result object |
| | | * |
| | | * @return array Search set |
| | | */ |
| | |
| | | |
| | | $results = $this->_search_index($mailbox, $str, $charset, $sort_field); |
| | | |
| | | $this->set_search_set($str, $results, $charset, $sort_field, |
| | | $this->threading || $this->search_sorted ? true : false); |
| | | $this->set_search_set(array($str, $results, $charset, $sort_field, |
| | | $this->threading || $this->search_sorted ? true : false)); |
| | | } |
| | | |
| | | |
| | |
| | | |
| | | |
| | | /** |
| | | * Check if the given message UID is part of the current search set |
| | | * |
| | | * @param string $msgid Message UID |
| | | * |
| | | * @return boolean True on match or if no search request is stored |
| | | */ |
| | | function in_searchset($uid) |
| | | { |
| | | if (!empty($this->search_string)) { |
| | | return $this->search_set->exists($uid); |
| | | } |
| | | return true; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Return message headers object of a specific message |
| | | * |
| | | * @param int $id Message sequence ID or UID |
| | |
| | | return $headers; |
| | | } |
| | | |
| | | $struct = &$this->_structure_part($structure, 0, '', $headers); |
| | | $struct = $this->_structure_part($structure, 0, '', $headers); |
| | | |
| | | // don't trust given content-type |
| | | if (empty($struct->parts) && !empty($headers->ctype)) { |
| | |
| | | * @param string $parent |
| | | * @access private |
| | | */ |
| | | function &_structure_part($part, $count=0, $parent='', $mime_headers=null) |
| | | private function _structure_part($part, $count=0, $parent='', $mime_headers=null) |
| | | { |
| | | $struct = new rcube_message_part; |
| | | $struct->mime_id = empty($parent) ? (string)$count : "$parent.$count"; |
| | |
| | | } |
| | | |
| | | if (is_string($mime_headers)) |
| | | $struct->headers = $this->_parse_headers($mime_headers) + $struct->headers; |
| | | $struct->headers = rcube_mime::parse_headers($mime_headers) + $struct->headers; |
| | | else if (is_object($mime_headers)) |
| | | $struct->headers = get_object_vars($mime_headers) + $struct->headers; |
| | | |
| | |
| | | else |
| | | $charset = rc_detect_encoding($filename_mime, $this->default_charset); |
| | | |
| | | $part->filename = rcube_imap::decode_mime_string($filename_mime, $charset); |
| | | $part->filename = rcube_mime::decode_mime_string($filename_mime, $charset); |
| | | } |
| | | else if (!empty($filename_encoded)) { |
| | | // decode filename according to RFC 2231, Section 4 |
| | |
| | | * |
| | | * @return string Message/part body if not printed |
| | | */ |
| | | function &get_message_part($uid, $part=1, $o_part=NULL, $print=NULL, $fp=NULL, $skip_charset_conv=false) |
| | | function get_message_part($uid, $part=1, $o_part=NULL, $print=NULL, $fp=NULL, $skip_charset_conv=false) |
| | | { |
| | | // get part data if not provided |
| | | if (!is_object($o_part)) { |
| | |
| | | * @return string $part Message/part body |
| | | * @see rcube_imap::get_message_part() |
| | | */ |
| | | function &get_body($uid, $part=1) |
| | | function get_body($uid, $part=1) |
| | | { |
| | | $headers = $this->get_headers($uid); |
| | | return rcube_charset_convert($this->get_message_part($uid, $part, NULL), |
| | |
| | | * |
| | | * @return string Message source string |
| | | */ |
| | | function &get_raw_body($uid, $fp=null) |
| | | function get_raw_body($uid, $fp=null) |
| | | { |
| | | return $this->conn->handlePartBody($this->mailbox, $uid, |
| | | true, null, null, false, $fp); |
| | |
| | | * @param int $uid Message UID |
| | | * @return string Message headers string |
| | | */ |
| | | function &get_raw_headers($uid) |
| | | function get_raw_headers($uid) |
| | | { |
| | | return $this->conn->fetchPartHeader($this->mailbox, $uid, true); |
| | | } |
| | |
| | | } |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Getter for messages cache object |
| | | */ |
| | |
| | | return $this->mcache; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Clears the messages cache. |
| | | * |
| | |
| | | { |
| | | if ($mcache = $this->get_mcache_engine()) { |
| | | $mcache->clear($mailbox, $uids); |
| | | } |
| | | } |
| | | |
| | | |
| | | |
| | | /* -------------------------------- |
| | | * encoding/decoding methods |
| | | * --------------------------------*/ |
| | | |
| | | /** |
| | | * Split an address list into a structured array list |
| | | * |
| | | * @param string $input Input string |
| | | * @param int $max List only this number of addresses |
| | | * @param boolean $decode Decode address strings |
| | | * @return array Indexed list of addresses |
| | | */ |
| | | function decode_address_list($input, $max=null, $decode=true) |
| | | { |
| | | $a = $this->_parse_address_list($input, $decode); |
| | | $out = array(); |
| | | // Special chars as defined by RFC 822 need to in quoted string (or escaped). |
| | | $special_chars = '[\(\)\<\>\\\.\[\]@,;:"]'; |
| | | |
| | | if (!is_array($a)) |
| | | return $out; |
| | | |
| | | $c = count($a); |
| | | $j = 0; |
| | | |
| | | foreach ($a as $val) { |
| | | $j++; |
| | | $address = trim($val['address']); |
| | | $name = trim($val['name']); |
| | | |
| | | if ($name && $address && $name != $address) |
| | | $string = sprintf('%s <%s>', preg_match("/$special_chars/", $name) ? '"'.addcslashes($name, '"').'"' : $name, $address); |
| | | else if ($address) |
| | | $string = $address; |
| | | else if ($name) |
| | | $string = $name; |
| | | |
| | | $out[$j] = array( |
| | | 'name' => $name, |
| | | 'mailto' => $address, |
| | | 'string' => $string |
| | | ); |
| | | |
| | | if ($max && $j==$max) |
| | | break; |
| | | } |
| | | |
| | | return $out; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Decode a message header value |
| | | * |
| | | * @param string $input Header value |
| | | * @param boolean $remove_quotas Remove quotes if necessary |
| | | * @return string Decoded string |
| | | */ |
| | | function decode_header($input, $remove_quotes=false) |
| | | { |
| | | $str = rcube_imap::decode_mime_string((string)$input, $this->default_charset); |
| | | if ($str[0] == '"' && $remove_quotes) |
| | | $str = str_replace('"', '', $str); |
| | | |
| | | return $str; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Decode a mime-encoded string to internal charset |
| | | * |
| | | * @param string $input Header value |
| | | * @param string $fallback Fallback charset if none specified |
| | | * |
| | | * @return string Decoded string |
| | | * @static |
| | | */ |
| | | public static function decode_mime_string($input, $fallback=null) |
| | | { |
| | | if (!empty($fallback)) { |
| | | $default_charset = $fallback; |
| | | } |
| | | else { |
| | | $default_charset = rcmail::get_instance()->config->get('default_charset', 'ISO-8859-1'); |
| | | } |
| | | |
| | | // rfc: all line breaks or other characters not found |
| | | // in the Base64 Alphabet must be ignored by decoding software |
| | | // delete all blanks between MIME-lines, differently we can |
| | | // receive unnecessary blanks and broken utf-8 symbols |
| | | $input = preg_replace("/\?=\s+=\?/", '?==?', $input); |
| | | |
| | | // encoded-word regexp |
| | | $re = '/=\?([^?]+)\?([BbQq])\?([^\n]*?)\?=/'; |
| | | |
| | | // Find all RFC2047's encoded words |
| | | if (preg_match_all($re, $input, $matches, PREG_OFFSET_CAPTURE | PREG_SET_ORDER)) { |
| | | // Initialize variables |
| | | $tmp = array(); |
| | | $out = ''; |
| | | $start = 0; |
| | | |
| | | foreach ($matches as $idx => $m) { |
| | | $pos = $m[0][1]; |
| | | $charset = $m[1][0]; |
| | | $encoding = $m[2][0]; |
| | | $text = $m[3][0]; |
| | | $length = strlen($m[0][0]); |
| | | |
| | | // Append everything that is before the text to be decoded |
| | | if ($start != $pos) { |
| | | $substr = substr($input, $start, $pos-$start); |
| | | $out .= rcube_charset_convert($substr, $default_charset); |
| | | $start = $pos; |
| | | } |
| | | $start += $length; |
| | | |
| | | // Per RFC2047, each string part "MUST represent an integral number |
| | | // of characters . A multi-octet character may not be split across |
| | | // adjacent encoded-words." However, some mailers break this, so we |
| | | // try to handle characters spanned across parts anyway by iterating |
| | | // through and aggregating sequential encoded parts with the same |
| | | // character set and encoding, then perform the decoding on the |
| | | // aggregation as a whole. |
| | | |
| | | $tmp[] = $text; |
| | | if ($next_match = $matches[$idx+1]) { |
| | | if ($next_match[0][1] == $start |
| | | && $next_match[1][0] == $charset |
| | | && $next_match[2][0] == $encoding |
| | | ) { |
| | | continue; |
| | | } |
| | | } |
| | | |
| | | $count = count($tmp); |
| | | $text = ''; |
| | | |
| | | // Decode and join encoded-word's chunks |
| | | if ($encoding == 'B' || $encoding == 'b') { |
| | | // base64 must be decoded a segment at a time |
| | | for ($i=0; $i<$count; $i++) |
| | | $text .= base64_decode($tmp[$i]); |
| | | } |
| | | else { //if ($encoding == 'Q' || $encoding == 'q') { |
| | | // quoted printable can be combined and processed at once |
| | | for ($i=0; $i<$count; $i++) |
| | | $text .= $tmp[$i]; |
| | | |
| | | $text = str_replace('_', ' ', $text); |
| | | $text = quoted_printable_decode($text); |
| | | } |
| | | |
| | | $out .= rcube_charset_convert($text, $charset); |
| | | $tmp = array(); |
| | | } |
| | | |
| | | // add the last part of the input string |
| | | if ($start != strlen($input)) { |
| | | $out .= rcube_charset_convert(substr($input, $start), $default_charset); |
| | | } |
| | | |
| | | // return the results |
| | | return $out; |
| | | } |
| | | |
| | | // no encoding information, use fallback |
| | | return rcube_charset_convert($input, $default_charset); |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Decode a mime part |
| | | * |
| | | * @param string $input Input string |
| | | * @param string $encoding Part encoding |
| | | * @return string Decoded string |
| | | */ |
| | | function mime_decode($input, $encoding='7bit') |
| | | { |
| | | switch (strtolower($encoding)) { |
| | | case 'quoted-printable': |
| | | return quoted_printable_decode($input); |
| | | case 'base64': |
| | | return base64_decode($input); |
| | | case 'x-uuencode': |
| | | case 'x-uue': |
| | | case 'uue': |
| | | case 'uuencode': |
| | | return convert_uudecode($input); |
| | | case '7bit': |
| | | default: |
| | | return $input; |
| | | } |
| | | } |
| | | |
| | |
| | | * |
| | | * @return int Message UID |
| | | */ |
| | | function id2uid($id, $mailbox = null) |
| | | private function id2uid($id, $mailbox = null) |
| | | { |
| | | if (!strlen($mailbox)) { |
| | | $mailbox = $this->mailbox; |
| | |
| | | } |
| | | $this->update_cache('messagecount', $a_mailbox_cache); |
| | | } |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Split RFC822 header string into an associative array |
| | | * @access private |
| | | */ |
| | | private function _parse_headers($headers) |
| | | { |
| | | $a_headers = array(); |
| | | $headers = preg_replace('/\r?\n(\t| )+/', ' ', $headers); |
| | | $lines = explode("\n", $headers); |
| | | $c = count($lines); |
| | | |
| | | for ($i=0; $i<$c; $i++) { |
| | | if ($p = strpos($lines[$i], ': ')) { |
| | | $field = strtolower(substr($lines[$i], 0, $p)); |
| | | $value = trim(substr($lines[$i], $p+1)); |
| | | if (!empty($value)) |
| | | $a_headers[$field] = $value; |
| | | } |
| | | } |
| | | |
| | | return $a_headers; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * @access private |
| | | */ |
| | | private function _parse_address_list($str, $decode=true) |
| | | { |
| | | // remove any newlines and carriage returns before |
| | | $str = preg_replace('/\r?\n(\s|\t)?/', ' ', $str); |
| | | |
| | | // extract list items, remove comments |
| | | $str = self::explode_header_string(',;', $str, true); |
| | | $result = array(); |
| | | |
| | | // simplified regexp, supporting quoted local part |
| | | $email_rx = '(\S+|("\s*(?:[^"\f\n\r\t\v\b\s]+\s*)+"))@\S+'; |
| | | |
| | | foreach ($str as $key => $val) { |
| | | $name = ''; |
| | | $address = ''; |
| | | $val = trim($val); |
| | | |
| | | if (preg_match('/(.*)<('.$email_rx.')>$/', $val, $m)) { |
| | | $address = $m[2]; |
| | | $name = trim($m[1]); |
| | | } |
| | | else if (preg_match('/^('.$email_rx.')$/', $val, $m)) { |
| | | $address = $m[1]; |
| | | $name = ''; |
| | | } |
| | | else { |
| | | $name = $val; |
| | | } |
| | | |
| | | // dequote and/or decode name |
| | | if ($name) { |
| | | if ($name[0] == '"' && $name[strlen($name)-1] == '"') { |
| | | $name = substr($name, 1, -1); |
| | | $name = stripslashes($name); |
| | | } |
| | | if ($decode) { |
| | | $name = $this->decode_header($name); |
| | | } |
| | | } |
| | | |
| | | if (!$address && $name) { |
| | | $address = $name; |
| | | } |
| | | |
| | | if ($address) { |
| | | $result[$key] = array('name' => $name, 'address' => $address); |
| | | } |
| | | } |
| | | |
| | | return $result; |
| | | } |
| | | |
| | | |
| | | /** |
| | | * Explodes header (e.g. address-list) string into array of strings |
| | | * using specified separator characters with proper handling |
| | | * of quoted-strings and comments (RFC2822) |
| | | * |
| | | * @param string $separator String containing separator characters |
| | | * @param string $str Header string |
| | | * @param bool $remove_comments Enable to remove comments |
| | | * |
| | | * @return array Header items |
| | | */ |
| | | static function explode_header_string($separator, $str, $remove_comments=false) |
| | | { |
| | | $length = strlen($str); |
| | | $result = array(); |
| | | $quoted = false; |
| | | $comment = 0; |
| | | $out = ''; |
| | | |
| | | for ($i=0; $i<$length; $i++) { |
| | | // we're inside a quoted string |
| | | if ($quoted) { |
| | | if ($str[$i] == '"') { |
| | | $quoted = false; |
| | | } |
| | | else if ($str[$i] == '\\') { |
| | | if ($comment <= 0) { |
| | | $out .= '\\'; |
| | | } |
| | | $i++; |
| | | } |
| | | } |
| | | // we're inside a comment string |
| | | else if ($comment > 0) { |
| | | if ($str[$i] == ')') { |
| | | $comment--; |
| | | } |
| | | else if ($str[$i] == '(') { |
| | | $comment++; |
| | | } |
| | | else if ($str[$i] == '\\') { |
| | | $i++; |
| | | } |
| | | continue; |
| | | } |
| | | // separator, add to result array |
| | | else if (strpos($separator, $str[$i]) !== false) { |
| | | if ($out) { |
| | | $result[] = $out; |
| | | } |
| | | $out = ''; |
| | | continue; |
| | | } |
| | | // start of quoted string |
| | | else if ($str[$i] == '"') { |
| | | $quoted = true; |
| | | } |
| | | // start of comment |
| | | else if ($remove_comments && $str[$i] == '(') { |
| | | $comment++; |
| | | } |
| | | |
| | | if ($comment <= 0) { |
| | | $out .= $str[$i]; |
| | | } |
| | | } |
| | | |
| | | if ($out && $comment <= 0) { |
| | | $result[] = $out; |
| | | } |
| | | |
| | | return $result; |
| | | } |
| | | |
| | | |