/**
* imap_messages.php
*
- * Copyright (c) 1999-2002 The SquirrelMail Project Team
- * Licensed under the GNU GPL. For full terms see the file COPYING.
- *
* This implements functions that manipulate messages
+ * NOTE: Quite a few functions in this file are obsolete
*
- * $Id$
+ * @copyright © 1999-2007 The SquirrelMail Project Team
+ * @license http://opensource.org/licenses/gpl-license.php GNU Public License
+ * @version $Id$
+ * @package squirrelmail
+ * @subpackage imap
*/
-/* Copies specified messages to specified folder */
-function sqimap_messages_copy ($imap_stream, $start, $end, $mailbox) {
- global $uid_support;
- $read = sqimap_run_command ($imap_stream, "COPY $start:$end \"$mailbox\"", true, $response, $message, $uid_support);
-}
-
-/* Deletes specified messages and moves them to trash if possible */
-function sqimap_messages_delete ($imap_stream, $start, $end, $mailbox) {
- global $move_to_trash, $trash_folder, $auto_expunge, $uid_support;
- if (($move_to_trash == true) && (sqimap_mailbox_exists($imap_stream, $trash_folder) && ($mailbox != $trash_folder))) {
- sqimap_messages_copy ($imap_stream, $start, $end, $trash_folder);
+/**
+ * Copy a set of messages ($id) to another mailbox ($mailbox)
+ * @param int $imap_stream The resource ID for the IMAP socket
+ * @param string $id The list of messages to copy
+ * @param string $mailbox The destination to copy to
+ * @param bool $handle_errors Show error messages in case of a NO, BAD or BYE response
+ * @return bool If the copy completed without errors
+ */
+function sqimap_msgs_list_copy($imap_stream, $id, $mailbox, $handle_errors = true) {
+ $msgs_id = sqimap_message_list_squisher($id);
+ $read = sqimap_run_command ($imap_stream, "COPY $msgs_id " . sqimap_encode_mailbox_name($mailbox), $handle_errors, $response, $message, TRUE);
+ if ($response == 'OK') {
+ return true;
+ } else {
+ return false;
}
- sqimap_messages_flag ($imap_stream, $start, $end, "Deleted", true);
}
-/* Sets the specified messages with specified flag */
-function sqimap_messages_flag ($imap_stream, $start, $end, $flag, $handle_errors) {
- global $uid_support;
- $read = sqimap_run_command ($imap_stream, "STORE $start:$end +FLAGS (\\$flag)", $handle_errors, $response, $message, $uid_support);
-}
-/* Remove specified flag from specified messages */
-function sqimap_messages_remove_flag ($imap_stream, $start, $end, $flag, $handle_errors) {
- global $uid_support;
- $read = sqimap_run_command ($imap_stream, "STORE $start:$end -FLAGS (\\$flag)", $handle_errors, $response, $message, $uid_support);
+/**
+ * Move a set of messages ($id) to another mailbox. Deletes the originals.
+ * @param int $imap_stream The resource ID for the IMAP socket
+ * @param string $id The list of messages to move
+ * @param string $mailbox The destination to move to
+ * @param bool $handle_errors Show error messages in case of a NO, BAD or BYE response
+ * @param string $source_mailbox (since 1.5.1) name of source mailbox. It is used to
+ * validate that target mailbox != source mailbox.
+ * @return bool If the move completed without errors
+ */
+function sqimap_msgs_list_move($imap_stream, $id, $mailbox, $handle_errors = true, $source_mailbox = false) {
+ if ($source_mailbox!==false && $source_mailbox==$mailbox) {
+ return false;
+ }
+ $msgs_id = sqimap_message_list_squisher($id);
+ if (sqimap_msgs_list_copy ($imap_stream, $id, $mailbox, $handle_errors)) {
+ return sqimap_toggle_flag($imap_stream, $id, '\\Deleted', true, true);
+ } else {
+ return false;
+ }
}
-/* Returns some general header information -- FROM, DATE, and SUBJECT */
-class small_header {
- var $from = '', $subject = '', $date = '', $to = '',
- $priority = 0, $message_id = 0, $cc = '', $uid = '';
-}
-function sqimap_get_small_header ($imap_stream, $id, $sent) {
- $res = sqimap_get_small_header_list($imap_stream, array($id), $sent);
- return $res[0];
+/**
+ * Deletes a message and move it to trash or expunge the mailbox
+ * @param resource imap connection
+ * @param string $mailbox mailbox, used for checking if it concerns the trash_folder
+ * @param array $id list with uid's
+ * @param bool $bypass_trash (since 1.5.0) skip copy to trash
+ * @return array $aMessageList array with messages containing the new flags and UID @see parseFetch
+ * @since 1.4.0
+ */
+function sqimap_msgs_list_delete($imap_stream, $mailbox, $id, $bypass_trash=false) {
+ // FIXME: Remove globals by introducing an associative array with properties as 4th argument as replacement for the $bypass_trash variable.
+ global $move_to_trash, $trash_folder;
+ if (($move_to_trash == true) && ($bypass_trash != true) &&
+ (sqimap_mailbox_exists($imap_stream, $trash_folder) && ($mailbox != $trash_folder)) ) {
+ /**
+ * turn off internal error handling (fourth argument = false) and
+ * ignore copy to trash errors (allows to delete messages when overquota)
+ */
+ sqimap_msgs_list_copy ($imap_stream, $id, $trash_folder, false);
+ }
+ return sqimap_toggle_flag($imap_stream, $id, '\\Deleted', true, true);
}
-/*
- * Sort the message list and crunch to be as small as possible
- * (overflow could happen, so make it small if possible)
+
+/**
+ * Set a flag on the provided uid list
+ * @param resource imap connection
+ * @param array $id list with uid's
+ * @param string $flag Flags to set/unset flags can be i.e.'\Seen', '\Answered', '\Seen \Answered'
+ * @param bool $set add (true) or remove (false) the provided flag
+ * @param bool $handle_errors Show error messages in case of a NO, BAD or BYE response
+ * @return array $aMessageList array with messages containing the new flags and UID @see parseFetch
*/
-function sqimap_message_list_squisher($messages_array) {
- if( !is_array( $messages_array ) ) {
- return;
+function sqimap_toggle_flag($imap_stream, $id, $flag, $set, $handle_errors) {
+ $msgs_id = sqimap_message_list_squisher($id);
+ $set_string = ($set ? '+' : '-');
+
+ for ($i=0; $i<sizeof($id); $i++) {
+ $aMessageList["$id[$i]"] = array();
}
- sort($messages_array, SORT_NUMERIC);
- $msgs_str = '';
- while ($messages_array) {
- $start = array_shift($messages_array);
- $end = $start;
- while (isset($messages_array[0]) && $messages_array[0] == $end + 1) {
- $end = array_shift($messages_array);
- }
- if ($msgs_str != '') {
- $msgs_str .= ',';
- }
- $msgs_str .= $start;
- if ($start != $end) {
- $msgs_str .= ':' . $end;
- }
+ $aResponse = sqimap_run_command_list($imap_stream, "STORE $msgs_id ".$set_string."FLAGS ($flag)", $handle_errors, $response, $message, TRUE);
+
+ // parse the fetch response
+ $parseFetchResults=parseFetch($aResponse,$aMessageList);
+
+ // some broken IMAP servers do not return UID elements on UID STORE
+ // if this is the case, then we need to do a UID FETCH
+ $testkey=$id[0];
+ if (!isset($parseFetchResults[$testkey]['UID'])) {
+ $aResponse = sqimap_run_command_list($imap_stream, "FETCH $msgs_id (FLAGS)", $handle_errors, $response, $message, TRUE);
+ $parseFetchResults = parseFetch($aResponse,$aMessageList);
}
- return $msgs_str;
-}
-/* returns the references header lines */
-function get_reference_header ($imap_stream, $message) {
- global $uid_support;
- $responses = array ();
- $sid = sqimap_session_id($uid_support);
- $results = array();
- $references = "";
- $query = "$sid FETCH $message BODY[HEADER.FIELDS (References)]\r\n";
- fputs ($imap_stream, $query);
- $responses = sqimap_read_data_list($imap_stream, $sid, true, $responses, $message);
- if (!eregi("^\\* ([0-9]+) FETCH", $responses[0][0], $regs)) {
- $responses = array ();
- }
- return $responses;
+ return ($parseFetchResults);
}
-/* get sort order from server and
- * return it as the $id array for
- * mailbox_display
+/**
+ * Sort the message list and crunch to be as small as possible
+ * (overflow could happen, so make it small if possible)
+ * @param array $aUid array with uid's
+ * @return string $s message set string
*/
-
-function sqimap_get_sort_order ($imap_stream, $sort, $mbxresponse) {
- global $default_charset, $thread_sort_messages,
- $internal_date_sort, $server_sort_array,
- $sent_folder, $mailbox, $uid_support;
-
- if (sqsession_is_registered('server_sort_array')) {
- sqsession_unregister('server_sort_array');
+function sqimap_message_list_squisher($aUid) {
+ if( !is_array( $aUid ) ) {
+ return $aUid;
}
-
- $sid = sqimap_session_id($uid_support);
- $sort_on = array();
- $reverse = 0;
- $server_sort_array = array();
- $sort_test = array();
- $sort_query = '';
-
- if ($sort == 6) {
- if ($uid_support) {
- if (isset($mbxresponse['UIDNEXT']) && $mbxresponse['UIDNEXT']) {
- $uidnext = $mbxresponse['UIDNEXT']-1;
- } else {
- $uidnext = '*';
+ sort($aUid, SORT_NUMERIC);
+
+ if (count($aUid)) {
+ $s = '';
+ for ($i=0,$iCnt=count($aUid);$i<$iCnt;++$i) {
+ $iStart = $aUid[$i];
+ $iEnd = $iStart;
+ while ($i<($iCnt-1) && $aUid[$i+1] == $iEnd +1) {
+ $iEnd = $aUid[$i+1];
+ ++$i;
}
- $uid_query = "$sid SEARCH UID 1:$uidnext\r\n";
- fputs($imap_stream, $uid_query);
- $uids = sqimap_read_data($imap_stream, $sid, true ,$response, $message);
- if (isset($uids[0])) {
- if (preg_match("/^\* SEARCH (.+)$/", $uids[0], $regs)) {
- $server_sort_array = preg_split("/ /", trim($regs[1]));
- }
+ if ($s) {
+ $s .= ',';
}
- if (!preg_match("/OK/", $response)) {
- $server_sort_array = 'no';
+ $s .= $iStart;
+ if ($iStart != $iEnd) {
+ $s .= ':' . $iEnd;
}
- } else {
- $qty = $mbxresponse['EXISTS'];
- $server_sort_array = range(1, $qty);
- }
- sqsession_register($server_sort_array, 'server_sort_array');
- return $server_sort_array;
- }
-
- $sort_on = array (0=> 'DATE',
- 1=> 'DATE',
- 2=> 'FROM',
- 3=> 'FROM',
- 4=> 'SUBJECT',
- 5=> 'SUBJECT');
- if ($internal_date_sort == true) {
- $sort_on[0] = 'ARRIVAL';
- $sort_on[1] = 'ARRIVAL';
- }
- if ($sent_folder == $mailbox) {
- $sort_on[2] = 'TO';
- $sort_on[3] = 'TO';
- }
- if (!empty($sort_on[$sort])) {
- $sort_query = "$sid SORT ($sort_on[$sort]) ".strtoupper($default_charset)." ALL\r\n";
- fputs($imap_stream, $sort_query);
- $sort_test = sqimap_read_data($imap_stream, $sid, true ,$response, $message);
- }
- if (isset($sort_test[0])) {
- if (preg_match("/^\* SORT (.+)$/", $sort_test[0], $regs)) {
- $server_sort_array = preg_split("/ /", trim($regs[1]));
}
}
- if ($sort == 0 || $sort == 2 || $sort == 4) {
- $server_sort_array = array_reverse($server_sort_array);
- }
- if (!preg_match("/OK/", $response)) {
- $server_sort_array = 'no';
- }
- sqsession_register($server_sort_array, 'server_sort_array');
- return $server_sort_array;
+ return $s;
}
-function sqimap_get_php_sort_order ($imap_stream, $mbxresponse) {
- global $uid_support;
-
- if (sqsession_is_registered('php_sort_array')) {
- sqsession_unregister('php_sort_array');
- }
+/**
+ * Retrieves an array with a sorted uid list. Sorting is done on the imap server
+ * @link http://www.ietf.org/internet-drafts/draft-ietf-imapext-sort-17.txt
+ * @param resource $imap_stream IMAP socket connection
+ * @param string $sSortField Field to sort on
+ * @param bool $reverse Reverse order search
+ * @return array $id sorted uid list
+ */
+function sqimap_get_sort_order($imap_stream, $sSortField, $reverse, $search='ALL') {
+ global $default_charset;
- $sid = sqimap_session_id($uid_support);
- $php_sort_array = array();
-
- if ($uid_support) {
- if (isset($mbxresponse['UIDNEXT']) && $mbxresponse['UIDNEXT']) {
- $uidnext = $mbxresponse['UIDNEXT']-1;
- } else {
- $uidnext = '*';
- }
- $uid_query = "$sid SEARCH UID 1:$uidnext\r\n";
- fputs($imap_stream, $uid_query);
- $uids = sqimap_read_data($imap_stream, $sid, true ,$response, $message);
- if (isset($uids[0])) {
- if (preg_match("/^\* SEARCH (.+)$/", $uids[0], $regs)) {
- $php_sort_array = preg_split("/ /", trim($regs[1]));
- }
+ if ($sSortField) {
+ if ($reverse) {
+ $sSortField = 'REVERSE '.$sSortField;
}
- if (!preg_match("/OK/", $response)) {
- $php_sort_array = 'no';
+ $query = "SORT ($sSortField) ".strtoupper($default_charset)." $search";
+ // FIXME: sqimap_run_command() should return the parsed data accessible by $aDATA['SORT']
+ // use sqimap_run_command_list() in case of unsolicited responses. If we don't we could loose the SORT response.
+ $aData = sqimap_run_command_list ($imap_stream, $query, false, $response, $message, TRUE);
+ /* fallback to default charset */
+ if ($response == 'NO') {
+ if (strpos($message,'BADCHARSET') !== false ||
+ strpos($message,'character') !== false) {
+ sqm_trigger_imap_error('SQM_IMAP_BADCHARSET',$query, $response, $message);
+ $query = "SORT ($sSortField) US-ASCII $search";
+ $aData = sqimap_run_command_list ($imap_stream, $query, true, $response, $message, TRUE);
+ } else {
+ sqm_trigger_imap_error('SQM_IMAP_ERROR',$query, $response, $message);
+ }
+ } else if ($response == 'BAD') {
+ sqm_trigger_imap_error('SQM_IMAP_NO_SORT',$query, $response, $message);
}
+ }
+
+ if ($response == 'OK') {
+ return parseUidList($aData,'SORT');
} else {
- $qty = $mbxresponse['EXISTS'];
- $php_sort_array = range(1, $qty);
+ return false;
}
- sqsession_register($php_sort_array, 'php_sort_array');
- return $php_sort_array;
}
-/* returns an indent array for printMessageinfo()
- this represents the amount of indent needed (value)
- for this message number (key)
-*/
-
-function get_parent_level ($imap_stream) {
- global $sort_by_ref, $default_charset, $thread_new;
- $parent = "";
- $child = "";
- $cutoff = 0;
-
- /* loop through the threads and take unwanted characters out
- of the thread string then chop it up
- */
- for ($i=0;$i<count($thread_new);$i++) {
- $thread_new[$i] = preg_replace("/\s\(/", "(", $thread_new[$i]);
- $thread_new[$i] = preg_replace("/(\d+)/", "$1|", $thread_new[$i]);
- $thread_new[$i] = preg_split("/\|/", $thread_new[$i], -1, PREG_SPLIT_NO_EMPTY);
- }
- $indent_array = array();
- if (!$thread_new) {
- $thread_new = array();
+/**
+ * Parses a UID list returned on a SORT or SEARCH request
+ * @param array $aData imap response (retrieved from sqimap_run_command_list)
+ * @param string $sCommand issued imap command (SEARCH or SORT)
+ * @return array $aUid uid list
+ */
+function parseUidList($aData,$sCommand) {
+ $aUid = array();
+ if (isset($aData) && count($aData)) {
+ for ($i=0,$iCnt=count($aData);$i<$iCnt;++$i) {
+ for ($j=0,$jCnt=count($aData[$i]);$j<$jCnt;++$j) {
+ if (preg_match("/^\* $sCommand (.+)$/", $aData[$i][$j], $aMatch)) {
+ $aUid += explode(' ', trim($aMatch[1]));
+ }
+ }
}
- /* looping through the parts of one message thread */
+ }
+ return array_unique($aUid);
+}
- for ($i=0;$i<count($thread_new);$i++) {
- /* first grab the parent, it does not indent */
+/**
+ * Retrieves an array with a sorted uid list. Sorting is done by SquirrelMail
+ *
+ * @param resource $imap_stream IMAP socket connection
+ * @param string $sSortField Field to sort on
+ * @param bool $reverse Reverse order search
+ * @param array $aUid limit the search to the provided array with uid's default sqimap_get_small_headers uses 1:*
+ * @return array $aUid sorted uid list
+ */
+function get_squirrel_sort($imap_stream, $sSortField, $reverse = false, $aUid = NULL) {
+ if ($sSortField != 'RFC822.SIZE' && $sSortField != 'INTERNALDATE') {
+ $msgs = sqimap_get_small_header_list($imap_stream, $aUid,
+ array($sSortField), array());
+ } else {
+ $msgs = sqimap_get_small_header_list($imap_stream, $aUid,
+ array(), array($sSortField));
+ }
- if (isset($thread_new[$i][0])) {
- if (preg_match("/(\d+)/", $thread_new[$i][0], $regs)) {
- $parent = $regs[1];
- }
+ // sqimap_get_small_header (see above) returns fields in lower case,
+ // but the code below uses all upper case
+ foreach ($msgs as $k => $v)
+ if (isset($msgs[$k][strtolower($sSortField)]))
+ $msgs[$k][strtoupper($sSortField)] = $msgs[$k][strtolower($sSortField)];
+
+ $aUid = array();
+ $walk = false;
+ switch ($sSortField) {
+ // natcasesort section
+ case 'FROM':
+ case 'TO':
+ case 'CC':
+ if(!$walk) {
+ array_walk($msgs, create_function('&$v,&$k,$f',
+ '$v[$f] = (isset($v[$f])) ? $v[$f] : "";
+ $addr = reset(parseRFC822Address($v[$f],1));
+ $sPersonal = (isset($addr[SQM_ADDR_PERSONAL]) && $addr[SQM_ADDR_PERSONAL]) ?
+ $addr[SQM_ADDR_PERSONAL] : "";
+ $sEmail = ($addr[SQM_ADDR_HOST]) ?
+ $addr[SQM_ADDR_MAILBOX] . "@".$addr[SQM_ADDR_HOST] :
+ $addr[SQM_ADDR_HOST];
+ $v[$f] = ($sPersonal) ? decodeHeader($sPersonal, true, false):$sEmail;'),$sSortField);
+ $walk = true;
}
- $indent_array[$parent] = 0;
-
- /* now the children, checking each thread portion for
- ),(, and space, adjusting the level and space values
- to get the indent level
- */
- $level = 0;
- $spaces = array();
- $spaces_total = 0;
- $indent = 0;
- $fake = FALSE;
- for ($k=1;$k<(count($thread_new[$i]))-1;$k++) {
- $chars = count_chars($thread_new[$i][$k], 1);
- if (isset($chars['40'])) { /* testing for ( */
- $level = $level + $chars['40'];
- }
- if (isset($chars['41'])) { /* testing for ) */
- $level = $level - $chars['41'];
- $spaces[$level] = 0;
- /* if we were faking lets stop, this portion
- of the thread is over
- */
- if ($level == $cutoff) {
- $fake = FALSE;
- }
- }
- if (isset($chars['32'])) { /* testing for space */
- if (!isset($spaces[$level])) {
- $spaces[$level] = 0;
- }
- $spaces[$level] = $spaces[$level] + $chars['32'];
- }
- for ($x=0;$x<=$level;$x++) {
- if (isset($spaces[$x])) {
- $spaces_total = $spaces_total + $spaces[$x];
- }
- }
- $indent = $level + $spaces_total;
- /* must have run into a message that broke the thread
- so we are adjusting for that portion
- */
- if ($fake == TRUE) {
- $indent = $indent +1;
- }
- if (preg_match("/(\d+)/", $thread_new[$i][$k], $regs)) {
- $child = $regs[1];
- }
- /* the thread must be broken if $indent == 0
- so indent the message once and start faking it
- */
- if ($indent == 0) {
- $indent = 1;
- $fake = TRUE;
- $cutoff = $level;
- }
- /* dont need abs but if indent was negative
- errors would occur
- */
- $indent_array[$child] = abs($indent);
- $spaces_total = 0;
+ // nobreak
+ case 'SUBJECT':
+ if(!$walk) {
+ array_walk($msgs, create_function('&$v,&$k,$f',
+ '$v[$f] = (isset($v[$f])) ? $v[$f] : "";
+ $v[$f] = strtolower(decodeHeader(trim($v[$f]), true, false));
+ $v[$f] = (preg_match("/^(?:(?:vedr|sv|re|aw|fw|fwd|\[\w\]):\s*)*\s*(.*)$/si", $v[$f], $matches)) ?
+ $matches[1] : $v[$f];'),$sSortField);
+ $walk = true;
+ }
+ foreach ($msgs as $item) {
+ $aUid[$item['UID']] = $item[$sSortField];
+ }
+ natcasesort($aUid);
+ $aUid = array_keys($aUid);
+ if ($reverse) {
+ $aUid = array_reverse($aUid);
+ }
+ break;
+ // \natcasesort section
+ // sort_numeric section
+ case 'DATE':
+ case 'INTERNALDATE':
+ if(!$walk) {
+ array_walk($msgs, create_function('&$v,$k,$f',
+ '$v[$f] = (isset($v[$f])) ? $v[$f] : "";
+ $v[$f] = getTimeStamp(explode(" ",$v[$f]));'),$sSortField);
+ $walk = true;
}
+ // nobreak;
+ case 'RFC822.SIZE':
+ if(!$walk) {
+ // redefine $sSortField to maintain the same namespace between
+ // server-side sorting and SquirrelMail sorting
+ $sSortField = 'SIZE';
+ }
+ foreach ($msgs as $item) {
+ $aUid[$item['UID']] = (isset($item[$sSortField])) ? $item[$sSortField] : 0;
+ }
+ if ($reverse) {
+ arsort($aUid,SORT_NUMERIC);
+ } else {
+ asort($aUid, SORT_NUMERIC);
+ }
+ $aUid = array_keys($aUid);
+ break;
+ // \sort_numeric section
+ case 'UID':
+ $aUid = array_reverse($msgs);
+ break;
}
- return $indent_array;
+ return $aUid;
}
+/**
+ * Returns an array with each element as a string representing one
+ * message-thread as returned by the IMAP server.
+ * @param resource $imap_stream IMAP socket connection
+ * @param string $search optional search string
+ * @return array
+ * @link http://www.ietf.org/internet-drafts/draft-ietf-imapext-sort-13.txt
+ */
+function get_thread_sort($imap_stream, $search='ALL') {
+ global $sort_by_ref, $default_charset;
-/* returns an array with each element as a string
- representing one message thread as returned by
- the IMAP server
-*/
-
-function get_thread_sort ($imap_stream) {
- global $thread_new, $sort_by_ref, $default_charset, $server_sort_array, $uid_support;
- if (sqsession_is_registered('thread_new')) {
- sqsession_unregister('thread_new');
- }
- if (sqsession_is_registered('server_sort_array')) {
- sqsession_unregister('server_sort_array');
- }
- $sid = sqimap_session_id($uid_support);
- $thread_temp = array ();
if ($sort_by_ref == 1) {
$sort_type = 'REFERENCES';
- }
- else {
+ } else {
$sort_type = 'ORDEREDSUBJECT';
}
- $thread_query = "$sid THREAD $sort_type ".strtoupper($default_charset)." ALL\r\n";
- fputs($imap_stream, $thread_query);
- $thread_test = sqimap_read_data($imap_stream, $sid, false, $response, $message);
- if (isset($thread_test[0])) {
- if (preg_match("/^\* THREAD (.+)$/", $thread_test[0], $regs)) {
- $thread_list = trim($regs[1]);
+ $query = "THREAD $sort_type ".strtoupper($default_charset)." $search";
+
+ // TODO use sqimap_run_command_list as we do in get_server_sort()
+ $sRead = sqimap_run_command ($imap_stream, $query, false, $response, $message, TRUE);
+
+ /* fallback to default charset */
+ if ($response == 'NO') {
+ if (strpos($message,'BADCHARSET') !== false ||
+ strpos($message,'character') !== false) {
+ sqm_trigger_imap_error('SQM_IMAP_BADCHARSET',$query, $response, $message);
+ $query = "THREAD $sort_type US-ASCII $search";
+ $sRead = sqimap_run_command ($imap_stream, $query, true, $response, $message, TRUE);
+ } else {
+ sqm_trigger_imap_error('SQM_IMAP_ERROR',$query, $response, $message);
}
+ } elseif ($response == 'BAD') {
+ sqm_trigger_imap_error('SQM_IMAP_NO_THREAD',$query, $response, $message);
}
- else {
- $thread_list = "";
- }
- if (!preg_match("/OK/", $response)) {
- $server_sort_array = 'no';
- return $server_sort_array;
+ $sThreadResponse = '';
+ if (isset($sRead[0])) {
+ for ($i=0,$iCnt=count($sRead);$i<$iCnt;++$i) {
+ if (preg_match("/^\* THREAD (.+)$/", $sRead[$i], $aMatch)) {
+ $sThreadResponse = trim($aMatch[1]);
+ break;
+ }
+ }
}
- if (isset($thread_list)) {
- $thread_temp = preg_split("//", $thread_list, -1, PREG_SPLIT_NO_EMPTY);
+ unset($sRead);
+
+ if ($response !== 'OK') {
+ return false;
}
- $char_count = count($thread_temp);
- $counter = 0;
- $thread_new = array();
+
+ /* Example response
+ * S: * THREAD (2)(3 6 (4 23)(44 7 96))
+ * -- 2
+ *
+ * -- 3
+ * \-- 6
+ * |-- 4
+ * | \-- 23
+ * |
+ * \-- 44
+ * \-- 7
+ * \-- 96
+ */
+/*
+ * Notes for future work:
+ * indent_array should contain: indent_level, parent and flags,
+ * sibling nodes ..
+ * To achieve that we need to define the following flags:
+ * 0: hasnochildren
+ * 1: haschildren
+ * 2: is first
+ * 4: is last
+ * a node has sibling nodes if it's not the last node
+ * a node has no sibling nodes if it's the last node
+ * By using binary comparations we can store the flag in one var
+ *
+ * example:
+ * -1 par = 0, level = 0, flag = 1 + 2 + 4 = 7 (haschildren, isfirst, islast)
+ * \-2 par = 1, level = 1, flag = 0 + 2 = 2 (hasnochildren, isfirst)
+ * |-3 par = 1, level = 1, flag = 1 + 4 = 5 (haschildren, islast)
+ * \-4 par = 3, level = 2, flag = 1 + 2 + 4 = 7 (haschildren, isfirst, islast)
+ * \-5 par = 4, level = 3, flag = 0 + 2 + 4 = 6 (hasnochildren, isfirst, islast)
+ */
+
+ $j = 0;
$k = 0;
- $thread_new[0] = "";
- for ($i=0;$i<$char_count;$i++) {
- if ($thread_temp[$i] != ')' && $thread_temp[$i] != '(') {
- $thread_new[$k] = $thread_new[$k] . $thread_temp[$i];
- }
- elseif ($thread_temp[$i] == '(') {
- $thread_new[$k] .= $thread_temp[$i];
- $counter++;
- }
- elseif ($thread_temp[$i] == ')') {
- if ($counter > 1) {
- $thread_new[$k] .= $thread_temp[$i];
- $counter = $counter - 1;
+ $l = 0;
+ $aUidThread = array();
+ $aIndent = array();
+ $aUidSubThread = array();
+ $aDepthStack = array();
+ $sUid = '';
+
+ if ($sThreadResponse) {
+ for ($i=0,$iCnt = strlen($sThreadResponse);$i<$iCnt;++$i) {
+ $cChar = $sThreadResponse{$i};
+ switch ($cChar) {
+ case '(': // new sub thread
+ // correction for a subthread of a thread with no parents in thread
+ if (!count($aUidSubThread) && $j > 0) {
+ --$l;
}
- else {
- $thread_new[$k] .= $thread_temp[$i];
- $k++;
- $thread_new[$k] = "";
- $counter = $counter - 1;
+ $aDepthStack[$j] = $l;
+ ++$j;
+ break;
+ case ')': // close sub thread
+ if($sUid !== '') {
+ $aUidSubThread[] = $sUid;
+ $aIndent[$sUid] = $j + $l - 1;
+ ++$l;
+ $sUid = '';
}
+ --$j;
+ if ($j === 0) {
+ // show message that starts the thread first.
+ $aUidSubThread = array_reverse($aUidSubThread);
+ // do not use array_merge because it's extremely slow and is causing timeouts
+ foreach ($aUidSubThread as $iUid) {
+ $aUidThread[] = $iUid;
+ }
+ $aUidSubThread = array();
+ $l = 0;
+ $aDepthStack = array();
+ } else {
+ $l = $aDepthStack[$j];
+ }
+ break;
+ case ' ': // new child
+ if ($sUid !== '') {
+ $aUidSubThread[] = $sUid;
+ $aIndent[$sUid] = $j + $l - 1;
+ ++$l;
+ $sUid = '';
+ }
+ break;
+ default: // part of UID
+ $sUid .= $cChar;
+ break;
}
+ }
}
- sqsession_register($thread_new, 'thread_new');
- $thread_new = array_reverse($thread_new);
- $thread_list = implode(" ", $thread_new);
- $thread_list = str_replace("(", " ", $thread_list);
- $thread_list = str_replace(")", " ", $thread_list);
- $thread_list = preg_split("/\s/", $thread_list, -1, PREG_SPLIT_NO_EMPTY);
- $server_sort_array = $thread_list;
- sqsession_register($server_sort_array, 'server_sort_array');
- return $thread_list;
+ unset($sThreadResponse);
+ // show newest threads first
+ $aUidThread = array_reverse($aUidThread);
+ return array($aUidThread,$aIndent);
}
+
function elapsedTime($start) {
- $stop = gettimeofday();
- $timepassed = 1000000 * ($stop['sec'] - $start['sec']) + $stop['usec'] - $start['usec'];
- return $timepassed;
+ $stop = gettimeofday();
+ $timepassed = 1000000 * ($stop['sec'] - $start['sec']) + $stop['usec'] - $start['usec'];
+ return $timepassed;
+}
+
+/**
+ * Parses a string in an imap response. String starts with " or { which means it
+ * can handle double quoted strings and literal strings
+ *
+ * @param string $read imap response
+ * @param integer $i (reference) offset in string
+ * @return string $s parsed string without the double quotes or literal count
+ */
+function parseString($read,&$i) {
+ $char = $read{$i};
+ $s = '';
+ if ($char == '"') {
+ $iPos = ++$i;
+ while (true) {
+ $iPos = strpos($read,'"',$iPos);
+ if (!$iPos) break;
+ if ($iPos && $read{$iPos -1} != '\\') {
+ $s = substr($read,$i,($iPos-$i));
+ $i = $iPos;
+ break;
+ }
+ $iPos++;
+ if ($iPos > strlen($read)) {
+ break;
+ }
+ }
+ } else if ($char == '{') {
+ $lit_cnt = '';
+ ++$i;
+ $iPos = strpos($read,'}',$i);
+ if ($iPos) {
+ $lit_cnt = substr($read, $i, $iPos - $i);
+ $i += strlen($lit_cnt) + 3; /* skip } + \r + \n */
+ /* Now read the literal */
+ $s = ($lit_cnt ? substr($read,$i,$lit_cnt): '');
+ $i += $lit_cnt;
+ /* temp bugfix (SM 1.5 will have a working clean version)
+ too much work to implement that version right now */
+ --$i;
+ } else { /* should never happen */
+ $i += 3; /* } + \r + \n */
+ $s = '';
+ }
+ } else {
+ return false;
+ }
+ ++$i;
+ return $s;
}
-function sqimap_get_small_header_list ($imap_stream, $msg_list) {
- global $squirrelmail_language, $color, $data_dir, $username, $imap_server_type;
- global $uid_support;
- /* Get the small headers for each message in $msg_list */
- $sid = sqimap_session_id($uid_support);
+/**
+ * Parses a string containing an array from an imap response. String starts with ( and end with )
+ *
+ * @param string $read imap response
+ * @param integer $i (reference) offset in string
+ * @return array $a
+ */
+function parseArray($read,&$i) {
+ $i = strpos($read,'(',$i);
+ $i_pos = strpos($read,')',$i);
+ $s = substr($read,$i+1,$i_pos - $i -1);
+ $a = explode(' ',$s);
+ if ($i_pos) {
+ $i = $i_pos+1;
+ return $a;
+ } else {
+ return false;
+ }
+}
- $maxmsg = sizeof($msg_list);
- $msgs_str = sqimap_message_list_squisher($msg_list);
- $results = array();
- $read_list = array();
- /*
- * We need to return the data in the same order as the caller supplied
- * in $msg_list, but IMAP servers are free to return responses in
- * whatever order they wish... So we need to re-sort manually
+
+/**
+ * Retrieves a list with headers, flags, size or internaldate from the imap server
+ *
+ * WARNING: function is not portable between SquirrelMail 1.2.x, 1.4.x and 1.5.x.
+ * Output format, third argument and $msg_list array format requirements differ.
+ * @param stream $imap_stream imap connection
+ * @param array $msg_list array with id's to create a msgs set from
+ * @param array $aHeaderFields (since 1.5.0) requested header fields
+ * @param array $aFetchItems (since 1.5.0) requested other fetch items like FLAGS, RFC822.SIZE
+ * @return array $aMessages associative array with messages. Key is the UID, value is an associative array
+ * @since 1.1.3
+ */
+function sqimap_get_small_header_list($imap_stream, $msg_list,
+ $aHeaderFields = array('Date', 'To', 'Cc', 'From', 'Subject', 'X-Priority', 'Content-Type'),
+ $aFetchItems = array('FLAGS', 'RFC822.SIZE', 'INTERNALDATE')) {
+
+ $aMessageList = array();
+
+ /**
+ * Catch other priority headers as well
*/
- for ($i = 0; $i < sizeof($msg_list); $i++) {
- $id2index[$msg_list[$i]] = $i;
+ if (in_array('X-Priority',$aHeaderFields,true)) {
+ $aHeaderFields[] = 'Importance';
+ $aHeaderFields[] = 'Priority';
}
- $internaldate = getPref($data_dir, $username, 'internal_date_sort');
- if ($internaldate) {
- $query = "$sid FETCH $msgs_str (FLAGS UID RFC822.SIZE INTERNALDATE BODY.PEEK[HEADER.FIELDS (Date To From Cc Subject X-Priority Content-Type)])\r\n";
- } else {
- $query = "$sid FETCH $msgs_str (FLAGS UID RFC822.SIZE BODY.PEEK[HEADER.FIELDS (Date To From Cc Subject X-Priority Content-Type)])\r\n";
- }
- fputs ($imap_stream, $query);
- $readin_list = sqimap_read_data_list($imap_stream, $sid, false, $response, $message);
- $i = 0;
- foreach ($readin_list as $r) {
- if (!$uid_support) {
- if (!preg_match("/^\\*\s+([0-9]+)\s+FETCH/iAU",$r[0], $regs)) {
- set_up_language($squirrelmail_language);
- echo '<br><b><font color=$color[2]>' .
- _("ERROR : Could not complete request.") .
- '</b><br>' .
- _("Unknown response from IMAP server: ") . ' 1.' .
- $r[0] . "</font><br>\n";
- } else if (! isset($id2index[$regs[1]]) || !count($id2index[$regs[1]])) {
- set_up_language($squirrelmail_language);
- echo '<br><b><font color=$color[2]>' .
- _("ERROR : Could not complete request.") .
- '</b><br>' .
- _("Unknown message number in reply from server: ") .
- $regs[1] . "</font><br>\n";
- } else {
- $read_list[$id2index[$regs[1]]] = $r;
- }
- } else {
- if (!preg_match("/^\\*\s+([0-9]+)\s+FETCH.*UID\s+([0-9]+)\s+/iAU",$r[0], $regs)) {
- set_up_language($squirrelmail_language);
- echo '<br><b><font color=$color[2]>' .
- _("ERROR : Could not complete request.") .
- '</b><br>' .
- _("Unknown response from IMAP server: ") . ' 1.' .
- $r[0] . "</font><br>\n";
- } else if (! isset($id2index[$regs[2]]) || !count($id2index[$regs[2]])) {
- set_up_language($squirrelmail_language);
- echo '<br><b><font color=$color[2]>' .
- _("ERROR : Could not complete request.") .
- '</b><br>' .
- _("Unknown message number in reply from server: ") .
- $regs[2] . "</font><br>\n";
- } else {
- $read_list[$id2index[$regs[2]]] = $r;
- $unique_id = $regs[2];
+ $bUidFetch = ! in_array('UID', $aFetchItems, true);
+
+ /* Get the small headers for each message in $msg_list */
+ if ($msg_list !== NULL) {
+ $msgs_str = sqimap_message_list_squisher($msg_list);
+ /*
+ * We need to return the data in the same order as the caller supplied
+ * in $msg_list, but IMAP servers are free to return responses in
+ * whatever order they wish... So we need to re-sort manually
+ */
+ if ($bUidFetch) {
+ for ($i = 0; $i < sizeof($msg_list); $i++) {
+ $aMessageList["$msg_list[$i]"] = array();
}
}
+ } else {
+ $msgs_str = '1:*';
}
- arsort($read_list);
-
- $patterns = array (
- "/^To:(.*)\$/AUi",
- "/^From:(.*)\$/AUi",
- "/^X-Priority:(.*)\$/AUi",
- "/^Cc:(.*)\$/AUi",
- "/^Date:(.*)\$/AUi",
- "/^Subject:(.*)\$/AUi",
- "/^Content-Type:(.*)\$/AUi"
- );
- $regpattern = '';
-
- for ($msgi = 0; $msgi < $maxmsg; $msgi++) {
- $subject = _("(no subject)");
- $from = _("Unknown Sender");
- $priority = 0;
- $messageid = "<>";
- $cc = "";
- $to = "";
- $date = "";
- $type[0] = "";
- $type[1] = "";
- $inrepto = "";
- $flag_seen = false;
- $flag_answered = false;
- $flag_deleted = false;
- $flag_flagged = false;
- $read = $read_list[$msgi];
- $prevline = false;
-
- foreach ($read as $read_part) {
- //unfold multi-line headers
- if ($prevline && strpos($read_part, "\t ") === true) {
- $read_part = substr($prevline, 0, -2) . preg_replace('/(\t\s+)/',' ',$read_part);
- }
- $prevline = $read_part;
- if ($read_part{0} == '*') {
- if ($internaldate) {
- if (preg_match ("/^.+INTERNALDATE\s+\"(.+)\".+/iUA",$read_part, $reg)) {
- $tmpdate = trim($reg[1]);
- $tmpdate = str_replace(' ',' ',$tmpdate);
- $tmpdate = explode(' ',$tmpdate);
- $date = str_replace('-',' ',$tmpdate[0]) . " " .
- $tmpdate[1] . " " .
- $tmpdate[2];
- }
+
+ /*
+ * Create the query
+ */
+
+ $sFetchItems = '';
+ $query = "FETCH $msgs_str (";
+ if (count($aFetchItems)) {
+ $sFetchItems = implode(' ',$aFetchItems);
+ }
+ if (count($aHeaderFields)) {
+ $sHeaderFields = implode(' ',$aHeaderFields);
+ $sFetchItems .= ' BODY.PEEK[HEADER.FIELDS ('.$sHeaderFields.')]';
+ }
+ $query .= trim($sFetchItems) . ')';
+ $aResponse = sqimap_run_command_list ($imap_stream, $query, true, $response, $message, $bUidFetch);
+ $aMessages = parseFetch($aResponse,$aMessageList);
+ array_reverse($aMessages);
+ return $aMessages;
+}
+
+
+/**
+ * Parses a fetch response, currently it can hande FLAGS, HEADERS, RFC822.SIZE, INTERNALDATE and UID
+ * @param array $aResponse Imap response
+ * @param array $aMessageList Placeholder array for results. The keys of the
+ * placeholder array should be the UID so we can reconstruct the order.
+ * @return array $aMessageList associative array with messages. Key is the UID, value is an associative array
+ * @author Marc Groot Koerkamp
+ */
+function parseFetch(&$aResponse,$aMessageList = array()) {
+ for ($j=0,$iCnt=count($aResponse);$j<$iCnt;++$j) {
+ $aMsg = array();
+
+ $read = implode('',$aResponse[$j]);
+ // free up memmory
+ unset($aResponse[$j]); /* unset does not reindex the array. the for loop is safe */
+ /*
+ * #id<space>FETCH<space>(
+ */
+
+ /* extract the message id */
+ $i_space = strpos($read,' ',2);/* position 2ed <space> */
+ $id = substr($read,2/* skip "*<space>" */,$i_space -2);
+ $aMsg['ID'] = $id;
+ $fetch = substr($read,$i_space+1,5);
+ if (!is_numeric($id) && $fetch !== 'FETCH') {
+ $aMsg['ERROR'] = $read; // htmlspecialchars should be done just before display. this is backend code
+ break;
+ }
+ $i = strpos($read,'(',$i_space+5);
+ $read = substr($read,$i+1);
+ $i_len = strlen($read);
+ $i = 0;
+ while ($i < $i_len && $i !== false) {
+ /* get argument */
+ $read = trim(substr($read,$i));
+ $i_len = strlen($read);
+ $i = strpos($read,' ');
+ $arg = substr($read,0,$i);
+ ++$i;
+ /*
+ * use allcaps for imap items and lowcaps for headers as key for the $aMsg array
+ */
+ switch ($arg)
+ {
+ case 'UID':
+ $i_pos = strpos($read,' ',$i);
+ if (!$i_pos) {
+ $i_pos = strpos($read,')',$i);
}
- if (preg_match ("/^.+RFC822.SIZE\s+(\d+).+/iA",$read_part, $reg)) {
- $size = $reg[1];
+ if ($i_pos) {
+ $unique_id = substr($read,$i,$i_pos-$i);
+ $i = $i_pos+1;
+ } else {
+ break 3;
}
- if (preg_match("/^.+FLAGS\s+\((.*)\).+/iUA", $read_part, $regs)) {
- $flags = explode(' ',trim($regs[1]));
- foreach ($flags as $flag) {
- $flag = strtolower($flag);
- if ($flag == '\\seen') {
- $flag_seen = true;
- } else if ($flag == '\\answered') {
- $flag_answered = true;
- } else if ($flag == '\\deleted') {
- $flag_deleted = true;
- } else if ($flag == '\\flagged') {
- $flag_flagged = true;
- }
- }
+ break;
+ case 'FLAGS':
+ $flags = parseArray($read,$i);
+ if (!$flags) break 3;
+ $aFlags = array();
+ foreach ($flags as $flag) {
+ $flag = strtolower($flag);
+ $aFlags[$flag] = true;
}
- if (preg_match ("/^.+UID\s+(\d+).+/iA",$read_part, $reg)) {
- $unique_id = $reg[1];
+ $aMsg['FLAGS'] = $aFlags;
+ break;
+ case 'RFC822.SIZE':
+ $i_pos = strpos($read,' ',$i);
+ if (!$i_pos) {
+ $i_pos = strpos($read,')',$i);
}
- } else {
- $firstchar = $read_part{0};
- if ($firstchar == 'T') {
- $regpattern = $patterns[0];
- $id = 1;
- } else if ($firstchar == 'F') {
- $regpattern = $patterns[1];
- $id = 2;
- } else if ($firstchar == 'X') {
- $regpattern = $patterns[2];
- $id = 3;
- } else if ($firstchar == 'C') {
- if (strtolower($read_part{1}) == 'c') {
- $regpattern = $patterns[3];
- $id = 4;
- } else if (strtolower($read_part{1}) == 'o') {
- $regpattern = $patterns[6];
- $id = 7;
- }
- } else if ($firstchar == 'D' && !$internaldate ) {
- $regpattern = $patterns[4];
- $id = 5;
- } else if ($firstchar == 'S') {
- $regpattern = $patterns[5];
- $id = 6;
- } else $regpattern = '';
-
- if ($regpattern) {
- if (preg_match ($regpattern, $read_part, $regs)) {
- switch ($id) {
- case 1:
- $to = $regs[1];
- break;
- case 2:
- $from = $regs[1];
- break;
- case 3:
- $priority = $regs[1];
- break;
- case 4:
- $cc = $regs[1];
- break;
- case 5:
- $date = $regs[1];
- break;
- case 6:
- $subject = htmlspecialchars(trim($regs[1]));
- if ($subject == "") {
- $subject = _("(no subject)");
- }
- break;
- case 7:
- $type = strtolower(trim($regs[1]));
- if ($pos = strpos($type, ";")) {
- $type = substr($type, 0, $pos);
- }
- $type = explode("/", $type);
- if (!isset($type[1])) {
- $type[1] = '';
- }
- break;
- default:
- break;
+ if ($i_pos) {
+ $aMsg['SIZE'] = substr($read,$i,$i_pos-$i);
+ $i = $i_pos+1;
+ } else {
+ break 3;
+ }
+ break;
+ case 'ENVELOPE':
+ // sqimap_parse_address($read,$i,$aMsg);
+ break; // to be implemented, moving imap code out of the Message class
+ case 'BODYSTRUCTURE':
+ break; // to be implemented, moving imap code out of the Message class
+ case 'INTERNALDATE':
+ $aMsg['INTERNALDATE'] = trim(str_replace(' ', ' ',parseString($read,$i)));
+ break;
+ case 'BODY.PEEK[HEADER.FIELDS':
+ case 'BODY[HEADER.FIELDS':
+ $i = strpos($read,'{',$i); // header is always returned as literal because it contain \n characters
+ $header = parseString($read,$i);
+ if ($header === false) break 2;
+ /* First we replace all \r\n by \n, and unfold the header */
+ $hdr = trim(str_replace(array("\r\n", "\n\t", "\n "),array("\n", ' ', ' '), $header));
+ /* Now we can make a new header array with
+ each element representing a headerline */
+ $aHdr = explode("\n" , $hdr);
+ $aReceived = array();
+ foreach ($aHdr as $line) {
+ $pos = strpos($line, ':');
+ if ($pos > 0) {
+ $field = strtolower(substr($line, 0, $pos));
+ if (!strstr($field,' ')) { /* valid field */
+ $value = trim(substr($line, $pos+1));
+ switch($field) {
+ case 'date':
+ $aMsg['date'] = trim(str_replace(' ', ' ', $value));
+ break;
+ case 'x-priority': $aMsg['x-priority'] = ($value) ? (int) $value{0} : 3; break;
+ case 'priority':
+ case 'importance':
+ // duplicate code with Rfc822Header.cls:parsePriority()
+ if (!isset($aMsg['x-priority'])) {
+ $aPrio = preg_split('/\s/',trim($value));
+ $sPrio = strtolower(array_shift($aPrio));
+ if (is_numeric($sPrio)) {
+ $iPrio = (int) $sPrio;
+ } elseif ( $sPrio == 'non-urgent' || $sPrio == 'low' ) {
+ $iPrio = 5;
+ } elseif ( $sPrio == 'urgent' || $sPrio == 'high' ) {
+ $iPrio = 1;
+ } else {
+ // default is normal priority
+ $iPrio = 3;
+ }
+ $aMsg['x-priority'] = $iPrio;
+ }
+ break;
+ case 'content-type':
+ $type = $value;
+ if ($pos = strpos($type, ";")) {
+ $type = substr($type, 0, $pos);
+ }
+ $type = explode("/", $type);
+ if(!is_array($type) || count($type) < 2) {
+ $aMsg['content-type'] = array('text','plain');
+ } else {
+ $aMsg['content-type'] = array(strtolower($type[0]),strtolower($type[1]));
+ }
+ break;
+ case 'received':
+ $aMsg['received'][] = $value;
+ break;
+ default:
+ $aMsg[$field] = $value;
+ break;
+ }
}
}
}
+ break;
+ default:
+ ++$i;
+ break;
}
-
}
+ if (!empty($unique_id)) {
+ $msgi = "$unique_id";
+ $aMsg['UID'] = $unique_id;
+ } else {
+ $msgi = '';
+ }
+ $aMessageList[$msgi] = $aMsg;
+ $aResponse[$j] = NULL;
+ }
+ return $aMessageList;
+}
- $header = new small_header;
-
- if ($uid_support) {
- $header->uid = $unique_id;
- } else {
- $header->uid = $msg_list[$msgi];
+/**
+ * Work in process
+ * @private
+ * @author Marc Groot Koerkamp
+ */
+function sqimap_parse_envelope($read, &$i, &$msg) {
+ $arg_no = 0;
+ $arg_a = array();
+ ++$i;
+ for ($cnt = strlen($read); ($i < $cnt) && ($read{$i} != ')'); ++$i) {
+ $char = strtoupper($read{$i});
+ switch ($char) {
+ case '{':
+ case '"':
+ $arg_a[] = parseString($read,$i);
+ ++$arg_no;
+ break;
+ case 'N':
+ /* probably NIL argument */
+ if (strtoupper(substr($read, $i, 3)) == 'NIL') {
+ $arg_a[] = '';
+ ++$arg_no;
+ $i += 2;
+ }
+ break;
+ case '(':
+ /* Address structure (with group support)
+ * Note: Group support is useless on SMTP connections
+ * because the protocol doesn't support it
+ */
+ $addr_a = array();
+ $group = '';
+ $a=0;
+ for (; $i < $cnt && $read{$i} != ')'; ++$i) {
+ if ($read{$i} == '(') {
+ $addr = sqimap_parse_address($read, $i);
+ if (($addr[3] == '') && ($addr[2] != '')) {
+ /* start of group */
+ $group = $addr[2];
+ $group_addr = $addr;
+ $j = $a;
+ } else if ($group && ($addr[3] == '') && ($addr[2] == '')) {
+ /* end group */
+ if ($a == ($j+1)) { /* no group members */
+ $group_addr[4] = $group;
+ $group_addr[2] = '';
+ $group_addr[0] = "$group: Undisclosed recipients;";
+ $addr_a[] = $group_addr;
+ $group ='';
+ }
+ } else {
+ $addr[4] = $group;
+ $addr_a[] = $addr;
+ }
+ ++$a;
+ }
+ }
+ $arg_a[] = $addr_a;
+ break;
+ default: break;
}
- $header->date = $date;
- $header->subject = $subject;
- $header->to = $to;
- $header->from = $from;
- $header->priority = $priority;
- $header->message_id = $messageid;
- $header->cc = $cc;
- $header->size = $size;
- $header->type0 = $type[0];
- $header->type1 = $type[1];
- $header->flag_seen = $flag_seen;
- $header->flag_answered = $flag_answered;
- $header->flag_deleted = $flag_deleted;
- $header->flag_flagged = $flag_flagged;
- $header->inrepto = $inrepto;
- $result[] = $header;
}
- return $result;
+
+ if (count($arg_a) > 9) {
+ $d = strtr($arg_a[0], array(' ' => ' '));
+ $d = explode(' ', $d);
+ if (!$arg_a[1]) $arg_a[1] = '';
+ $msg['DATE'] = $d; /* argument 1: date */
+ $msg['SUBJECT'] = $arg_a[1]; /* argument 2: subject */
+ $msg['FROM'] = is_array($arg_a[2]) ? $arg_a[2][0] : ''; /* argument 3: from */
+ $msg['SENDER'] = is_array($arg_a[3]) ? $arg_a[3][0] : ''; /* argument 4: sender */
+ $msg['REPLY-TO'] = is_array($arg_a[4]) ? $arg_a[4][0] : ''; /* argument 5: reply-to */
+ $msg['TO'] = $arg_a[5]; /* argument 6: to */
+ $msg['CC'] = $arg_a[6]; /* argument 7: cc */
+ $msg['BCC'] = $arg_a[7]; /* argument 8: bcc */
+ $msg['IN-REPLY-TO'] = $arg_a[8]; /* argument 9: in-reply-to */
+ $msg['MESSAGE-ID'] = $arg_a[9]; /* argument 10: message-id */
+ }
}
-function sqimap_get_headerfield($imap_stream, $field) {
- $sid = sqimap_session_id(false);
-
- $results = array();
- $read_list = array();
-
- $query = "$sid FETCH 1:* (UID BODY.PEEK[HEADER.FIELDS ($field)])\r\n";
- fputs ($imap_stream, $query);
- $readin_list = sqimap_read_data_list($imap_stream, $sid, false, $response, $message);
- $i = 0;
-
- foreach ($readin_list as $r) {
- $r = implode('',$r);
- /* first we unfold the header */
- $r = str_replace(array("\r\n\t","\r\n\s"),array('',''),$r);
- /*
- * now we can make a new header array with each element representing
- * a headerline
- */
- $r = explode("\r\n" , $r);
- if (!$uid_support) {
- if (!preg_match("/^\\*\s+([0-9]+)\s+FETCH/iAU",$r[0], $regs)) {
- set_up_language($squirrelmail_language);
- echo '<br><b><font color=$color[2]>' .
- _("ERROR : Could not complete request.") .
- '</b><br>' .
- _("Unknown response from IMAP server: ") . ' 1.' .
- $r[0] . "</font><br>\n";
- } else {
- $id = $regs[1];
- }
- } else {
- if (!preg_match("/^\\*\s+([0-9]+)\s+FETCH.*UID\s+([0-9]+)\s+/iAU",$r[0], $regs)) {
- set_up_language($squirrelmail_language);
- echo '<br><b><font color=$color[2]>' .
- _("ERROR : Could not complete request.") .
- '</b><br>' .
- _("Unknown response from IMAP server: ") . ' 1.' .
- $r[0] . "</font><br>\n";
- } else {
- $id = $regs[2];
- }
+
+/**
+ * Work in process
+ * @private
+ * @author Marc Groot Koerkamp
+ */
+function sqimap_parse_address($read, &$i) {
+ $arg_a = array();
+ for (; $read{$i} != ')'; ++$i) {
+ $char = strtoupper($read{$i});
+ switch ($char) {
+ case '{':
+ case '"': $arg_a[] = parseString($read,$i); break;
+ case 'n':
+ case 'N':
+ if (strtoupper(substr($read, $i, 3)) == 'NIL') {
+ $arg_a[] = '';
+ $i += 2;
+ }
+ break;
+ default: break;
}
- $field = $r[1];
- $field = substr($field,strlen($field)+2);
- $result[] = array($id,$field);
}
- return $result;
-}
+ if (count($arg_a) == 4) {
+ return $arg_a;
+// $adr = new AddressStructure();
+// $adr->personal = $arg_a[0];
+// $adr->adl = $arg_a[1];
+// $adr->mailbox = $arg_a[2];
+// $adr->host = $arg_a[3];
+ } else {
+ $adr = '';
+ }
+ return $adr;
+}
-
-/*
- * Returns a message array with all the information about a message.
+/**
+ * Returns a message array with all the information about a message.
* See the documentation folder for more information about this array.
+ *
+ * @param resource $imap_stream imap connection
+ * @param integer $id uid of the message
+ * @param string $mailbox used for error handling, can be removed because we should return an error code and generate the message elsewhere
+ * @param int $hide Indicates whether or not to hide any errors: 0 = don't hide, 1 = hide (just exit), 2 = hide (return FALSE), 3 = hide (return error string) (OPTIONAL; default don't hide)
+ * @return mixed Message object or FALSE/error string if error occurred and $hide is set to 2/3
*/
-function sqimap_get_message ($imap_stream, $id, $mailbox) {
- global $uid_support;
-
+function sqimap_get_message($imap_stream, $id, $mailbox, $hide=0) {
+ // typecast to int to prohibit 1:* msgs sets
+ $id = (int) $id;
$flags = array();
- $read = sqimap_run_command ($imap_stream, "FETCH $id (FLAGS BODYSTRUCTURE)", true, $response, $message, $uid_support);
+ $read = sqimap_run_command($imap_stream, "FETCH $id (FLAGS BODYSTRUCTURE)", true, $response, $message, TRUE);
if ($read) {
- if (preg_match('/.+FLAGS\s\((.*)\)\s/AUi',$read[0],$regs)) {
- if (trim($regs[1])) {
- $flags = preg_split('/ /', $regs[1],-1,'PREG_SPLIT_NI_EMPTY');
- }
- }
+ if (preg_match('/.+FLAGS\s\((.*)\)\s/AUi',$read[0],$regs)) {
+ if (trim($regs[1])) {
+ $flags = preg_split('/ /', $regs[1],-1,PREG_SPLIT_NO_EMPTY);
+ }
+ }
} else {
- echo "ERROR Yeah I know, not a very usefull errormessage (id = $id, mailbox = $mailbox sqimap_get_message)";
- exit;
- }
+
+ if ($hide == 1) exit;
+ if ($hide == 2) return FALSE;
+
+ /* the message was not found, maybe the mailbox was modified? */
+ global $sort, $startMessage;
+
+ $errmessage = _("The server couldn't find the message you requested.");
+
+ if ($hide == 3) return $errmessage;
+
+ $errmessage .= '<p>'._("Most probably your message list was out of date and the message has been moved away or deleted (perhaps by another program accessing the same mailbox).");
+
+ /* this will include a link back to the message list */
+ error_message($errmessage, $mailbox, $sort, (int) $startMessage);
+ exit;
+ }
$bodystructure = implode('',$read);
$msg = mime_structure($bodystructure,$flags);
- $read = sqimap_run_command ($imap_stream, "FETCH $id BODY[HEADER]", true, $response, $message, $uid_support);
+ $read = sqimap_run_command($imap_stream, "FETCH $id BODY[HEADER]", true, $response, $message, TRUE);
$rfc822_header = new Rfc822Header();
$rfc822_header->parseHeader($read);
$msg->rfc822_header = $rfc822_header;
- return $msg;
-}
-
-/* Wrapper function that reformats the header information. */
-function sqimap_get_message_header ($imap_stream, $id, $mailbox) {
- global $uid_support;
- $read = sqimap_run_command ($imap_stream, "FETCH $id BODY[HEADER]", true, $response, $message, $uid_support);
- $header = sqimap_get_header($imap_stream, $read);
- $header->id = $id;
- $header->mailbox = $mailbox;
- return $header;
-}
-
-/* Wrapper function that reformats the entity header information. */
-function sqimap_get_ent_header ($imap_stream, $id, $mailbox, $ent) {
- global $uid_support;
- $read = sqimap_run_command ($imap_stream, "FETCH $id BODY[$ent.HEADER]", true, $response, $message, $uid_support);
- $header = sqimap_get_header($imap_stream, $read);
- $header->id = $id;
- $header->mailbox = $mailbox;
- return $header;
-}
-
-/* Wrapper function that returns entity headers for use by decodeMime */
-/*
-function sqimap_get_entity_header ($imap_stream, &$read, &$type0, &$type1, &$bound, &$encoding, &$charset, &$filename) {
- $header = sqimap_get_header($imap_stream, $read);
- $type0 = $header["TYPE0"];
- $type1 = $header["TYPE1"];
- $bound = $header["BOUNDARY"];
- $encoding = $header["ENCODING"];
- $charset = $header["CHARSET"];
- $filename = $header["FILENAME"];
-}
+ parse_message_entities($msg, $id, $imap_stream);
+ return $msg;
+ }
-/* function to get the mime headers */
-function sqimap_get_mime_ent_header ($imap_stream, $id, $mailbox, $ent) {
- global $uid_support;
- $read = sqimap_run_command ($imap_stream, "FETCH $id:$id BODY[$ent.MIME]", true, $response, $message, $uid_support);
- $header = sqimap_get_header($imap_stream, $read);
- $header->id = $id;
- $header->mailbox = $mailbox;
- return $header;
-}
-/* Returns the body of a message. */
-function sqimap_get_message_body ($imap_stream, &$header) {
-// return decodeMime($imap_stream, $header->id);
+/**
+ * Recursively parse embedded messages (if any) in the given
+ * message, building correct rfc822 headers for each one
+ *
+ * @param object $msg The message object to scan for attached messages
+ * NOTE: this is passed by reference! Changes made
+ * within will affect the caller's copy of $msg!
+ * @param int $id The top-level message UID on the IMAP server, even
+ * if the $msg being passed in is only an attached entity
+ * thereof.
+ * @param resource $imap_stream A live connection to the IMAP server.
+ *
+ * @return void
+ *
+ * @since 1.5.2
+ *
+ */
+function parse_message_entities(&$msg, $id, $imap_stream) {
+ if (!empty($msg->entities)) foreach ($msg->entities as $i => $entity) {
+ if (is_object($entity) && strtolower(get_class($entity)) == 'message') {
+ if (!empty($entity->rfc822_header)) {
+ $read = sqimap_run_command($imap_stream, "FETCH $id BODY[". $entity->entity_id .".HEADER]", true, $response, $message, TRUE);
+ $rfc822_header = new Rfc822Header();
+ $rfc822_header->parseHeader($read);
+ $msg->entities[$i]->rfc822_header = $rfc822_header;
+ }
+ parse_message_entities($msg->entities[$i], $id, $imap_stream);
+ }
+ }
}
-
-?>