+ }
+}
+
+function sortSpecialMbx($a, $b) {
+ if ($a->is_inbox) {
+ $acmp = '0'. $a->mailboxname_full;
+ } else if ($a->is_special) {
+ $acmp = '1'. $a->mailboxname_full;
+ } else {
+ $acmp = '2' . $a->mailboxname_full;
+ }
+ if ($b->is_inbox) {
+ $bcmp = '0'. $b->mailboxname_full;
+ }else if ($b->is_special) {
+ $bcmp = '1' . $b->mailboxname_full;
+ } else {
+ $bcmp = '2' . $b->mailboxname_full;
+ }
+ if ($acmp == $bcmp) return 0;
+ return ($acmp>$bcmp) ? 1: -1;
+}
+
+
+function find_mailbox_name ($mailbox) {
+ if (ereg(" *\"([^\r\n\"]*)\"[ \r\n]*$", $mailbox, $regs))
+ return $regs[1];
+ ereg(" *([^ \r\n\"]*)[ \r\n]*$",$mailbox,$regs);
+ return $regs[1];
+
+}
+
+/**
+ * If $haystack is a full mailbox name, and $needle is the mailbox
+ * separator character, returns the second last part of the full
+ * mailbox name (i.e. the mailbox's parent mailbox)
+ */
+function readMailboxParent($haystack, $needle) {
+
+ if ($needle == '') {
+ $ret = '';
+ } else {
+ $parts = explode($needle, $haystack);
+ $elem = array_pop($parts);
+ while ($elem == '' && count($parts)) {
+ $elem = array_pop($parts);
+ }
+ $ret = join($needle, $parts);
+ }
+ return( $ret );
+}
+
+
+function isBoxBelow( $box2, $box1 ) {
+ global $delimiter, $folder_prefix, $imap_server_type;
+
+ if ( $imap_server_type == 'uw' ) {
+ $boxs = $box2;
+ $i = strpos( $box1, $delimiter, strlen( $folder_prefix ) );
+ if ( $i === false ) {
+ $i = strlen( $box2 );
+ }
+ } else {
+ $boxs = $box2 . $delimiter;
+ /* Skip next second delimiter */
+ $i = strpos( $box1, $delimiter );
+ $i = strpos( $box1, $delimiter, $i + 1 );
+ if ( $i === false ) {
+ $i = strlen( $box2 );
+ } else {
+ $i++;
+ }
+ }
+
+ return ( substr( $box1, 0, $i ) == substr( $boxs, 0, $i ) );
+}
+
+/* Defines special mailboxes */
+function isSpecialMailbox( $box ) {
+ global $trash_folder, $sent_folder, $draft_folder,
+ $move_to_trash, $move_to_sent, $save_as_draft;
+
+ $ret = ( (strtolower($box) == 'inbox') ||
+ ( $move_to_trash && isBoxBelow( $box, $trash_folder ) ) ||
+ ( $move_to_sent && isBoxBelow( $box, $sent_folder )) ||
+ ($save_as_draft && $box == $draft_folder ) );
+
+ if ( !$ret ) {
+ $ret = do_hook_function( 'special_mailbox', $box );
+ }
+
+ return $ret;
+}
+
+/* Expunges a mailbox */
+function sqimap_mailbox_expunge ($imap_stream, $mailbox, $handle_errors = true) {
+ $read = sqimap_run_command($imap_stream, 'EXPUNGE', $handle_errors,
+ $response, $message);
+}
+
+/* Checks whether or not the specified mailbox exists */
+function sqimap_mailbox_exists ($imap_stream, $mailbox) {
+ if (! isset($mailbox)) {
+ return false;
+ }
+ $mbx = sqimap_run_command($imap_stream, "LIST \"\" \"$mailbox\"",
+ true, $response, $message);
+ return isset($mbx[0]);
+}
+
+/* Selects a mailbox */
+function sqimap_mailbox_select ($imap_stream, $mailbox,
+ $hide = true, $recent = false, $extrainfo = false) {
+ global $auto_expunge;
+
+ if ( $mailbox == 'None' ) {
+ return;
+ }
+
+ $read = sqimap_run_command($imap_stream, "SELECT \"$mailbox\"",
+ true, $response, $message);
+ if ($recent) {
+ for ($i=0; $i<count($read); $i++) {
+ if (strpos(strtolower($read[$i]), 'recent')) {
+ $r = explode(' ', $read[$i]);
+ }
+ }
+ return $r[1];
+ } else {
+ if ($auto_expunge) {
+ $tmp = sqimap_run_command($imap_stream, 'EXPUNGE', false, $a, $b);
+ }
+ if (isset( $extrainfo ) && $extrainfo) {
+ $result = array();
+ for ($i=0; $i<count($read); $i++) {
+ if (preg_match("/PERMANENTFLAGS(.*)/i",$read[$i], $regs)) {
+ $regs[1]=trim(preg_replace ( array ("/\(/","/\)/","/\]/") ,'', $regs[1])) ;
+ $result['PERMANENTFLAGS'] = $regs[1];
+ }
+ else if (preg_match("/FLAGS(.*)/i",$read[$i], $regs)) {
+ $regs[1]=trim(preg_replace ( array ("/\(/","/\)/") ,'', $regs[1])) ;
+ $result['FLAGS'] = $regs[1];
+ }
+ else if (preg_match("/(.*)EXISTS/i",$read[$i], $regs)) {
+ $result['EXISTS']=trim($regs[1]);
+ }
+ else if (preg_match("/(.*)RECENT/i",$read[$i], $regs)) {
+ $result['RECENT']=trim($regs[1]);
+ }
+ else if (preg_match("/\[UNSEEN(.*)\]/i",$read[$i], $regs)) {
+ $result['UNSEEN']=trim($regs[1]);
+ }
+
+ }
+ return( $result );
+ }
+ }
+}
+
+/* Creates a folder */
+function sqimap_mailbox_create ($imap_stream, $mailbox, $type) {
+ global $delimiter;
+ if (strtolower($type) == 'noselect') {
+ $mailbox .= $delimiter;
+ }
+ $mailbox = imap_utf7_encode_local($mailbox);
+ $read_ary = sqimap_run_command($imap_stream, "CREATE \"$mailbox\"",
+ true, $response, $message);
+ sqimap_subscribe ($imap_stream, $mailbox);
+}
+
+/* Subscribes to an existing folder */
+function sqimap_subscribe ($imap_stream, $mailbox) {
+ $read_ary = sqimap_run_command($imap_stream, "SUBSCRIBE \"$mailbox\"",
+ true, $response, $message);
+}
+
+/* Unsubscribes to an existing folder */
+function sqimap_unsubscribe ($imap_stream, $mailbox) {
+ global $imap_server_type;
+ $read_ary = sqimap_run_command($imap_stream, "UNSUBSCRIBE \"$mailbox\"",
+ true, $response, $message);
+}
+
+/* Deletes the given folder */
+function sqimap_mailbox_delete ($imap_stream, $mailbox) {
+ global $data_dir, $username;
+ $read_ary = sqimap_run_command($imap_stream, "DELETE \"$mailbox\"",
+ true, $response, $message);
+ sqimap_unsubscribe ($imap_stream, $mailbox);
+ do_hook_function("rename_or_delete_folder", $args = array($mailbox, 'delete', ''));
+ removePref($data_dir, $username, "thread_$mailbox");
+}
+
+/* Determines if the user is subscribed to the folder or not */
+function sqimap_mailbox_is_subscribed($imap_stream, $folder) {
+ $boxesall = sqimap_mailbox_list ($imap_stream);
+ foreach ($boxesall as $ref) {
+ if ($ref['unformatted'] == $folder) {
+ return true;
+ }
+ }
+ return false;
+}
+
+/* Renames a mailbox */
+function sqimap_mailbox_rename( $imap_stream, $old_name, $new_name ) {
+ if ( $old_name != $new_name ) {
+ global $delimiter, $imap_server_type, $data_dir, $username;
+ if ( substr( $old_name, -1 ) == $delimiter ) {
+ $old_name = substr( $old_name, 0, strlen( $old_name ) - 1 );
+ $new_name = substr( $new_name, 0, strlen( $new_name ) - 1 );
+ $postfix = $delimiter;
+ } else {
+ $postfix = '';
+ }
+ $boxesall = sqimap_mailbox_list($imap_stream);
+ $cmd = 'RENAME "' . quoteIMAP($old_name) . '" "' . quoteIMAP($new_name) . '"';
+ $data = sqimap_run_command($imap_stream, $cmd, true, $response, $message);
+ sqimap_unsubscribe($imap_stream, $old_name.$postfix);
+ $oldpref = getPref($data_dir, $username, "thread_".$old_name.$postfix);
+ removePref($data_dir, $username, "thread_".$old_name.$postfix);
+ sqimap_subscribe($imap_stream, $new_name.$postfix);
+ setPref($data_dir, $username, "thread_".$new_name.$postfix, $oldpref);
+ do_hook_function("rename_or_delete_folder",$args = array($old_name, 'rename', $new_name));
+ $l = strlen( $old_name ) + 1;
+ $p = 'unformatted';
+ foreach ( $boxesall as $box ) {
+ if ( substr( $box[$p], 0, $l ) == $old_name . $delimiter ) {
+ $new_sub = $new_name . $delimiter . substr($box[$p], $l);
+ if ($imap_server_type == 'cyrus') {
+ $cmd = 'RENAME "' . quoteIMAP($box[$p]) . '" "' . quoteIMAP($new_sub) . '"';
+ $data = sqimap_run_command($imap_stream, $cmd, true,
+ $response, $message);
+ }
+ sqimap_unsubscribe($imap_stream, $box[$p]);
+ $oldpref = getPref($data_dir, $username, "thread_".$box[$p]);
+ removePref($data_dir, $username, "thread_".$box[$p]);
+ sqimap_subscribe($imap_stream, $new_sub);
+ setPref($data_dir, $username, "thread_".$new_sub, $oldpref);
+ do_hook_function("rename_or_delete_folder",
+ $args = array($box[$p], 'rename', $new_sub));
+ }
+ }
+ }
+}
+
+/*
+ * Formats a mailbox into 4 parts for the $boxesall array
+ *
+ * The four parts are:
+ *
+ * raw - Raw LIST/LSUB response from the IMAP server
+ * formatted - nicely formatted folder name
+ * unformatted - unformatted, but with delimiter at end removed
+ * unformatted-dm - folder name as it appears in raw response
+ * unformatted-disp - unformatted without $folder_prefix
+ */
+function sqimap_mailbox_parse ($line, $line_lsub) {
+ global $folder_prefix, $delimiter;
+
+ /* Process each folder line */
+ for ($g=0; $g < count($line); $g++) {
+
+ /* Store the raw IMAP reply */
+ if (isset($line[$g])) {
+ $boxesall[$g]["raw"] = $line[$g];
+ }
+ else {
+ $boxesall[$g]["raw"] = '';
+ }
+
+
+ /* Count number of delimiters ($delimiter) in folder name */
+ $mailbox = trim($line_lsub[$g]);
+ $dm_count = substr_count($mailbox, $delimiter);
+ if (substr($mailbox, -1) == $delimiter) {
+ /* If name ends in delimiter, decrement count by one */
+ $dm_count--;
+ }
+
+ /* Format folder name, but only if it's a INBOX.* or has a parent. */
+ $boxesallbyname[$mailbox] = $g;
+ $parentfolder = readMailboxParent($mailbox, $delimiter);
+ if ( (strtolower(substr($mailbox, 0, 5)) == "inbox") ||
+ (substr($mailbox, 0, strlen($folder_prefix)) == $folder_prefix) ||
+ ( isset($boxesallbyname[$parentfolder]) &&
+ (strlen($parentfolder) > 0) ) ) {
+ $indent = $dm_count - ( substr_count($folder_prefix, $delimiter));
+ if ($indent > 0) {
+ $boxesall[$g]['formatted'] = str_repeat(' ', $indent);
+ }
+ else {
+ $boxesall[$g]['formatted'] = '';
+ }
+ $boxesall[$g]['formatted'] .= imap_utf7_decode_local(readShortMailboxName($mailbox, $delimiter));
+ }
+ else {
+ $boxesall[$g]['formatted'] = imap_utf7_decode_local($mailbox);
+ }
+
+ $boxesall[$g]['unformatted-dm'] = $mailbox;
+ if (substr($mailbox, -1) == $delimiter) {