562 lines
20 KiB
PHP
Executable file
562 lines
20 KiB
PHP
Executable file
<?php
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/**
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* imap_mailbox.php
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*
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* Copyright (c) 1999-2002 The SquirrelMail Project Team
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* Licensed under the GNU GPL. For full terms see the file COPYING.
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*
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* This impliments all functions that manipulate mailboxes
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*
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* $Id$
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*/
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/*************************
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** Expunges a mailbox **
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*************************/
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function sqimap_mailbox_expunge ($imap_stream, $mailbox,$handle_errors = true)
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{
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fputs ($imap_stream, sqimap_session_id() . " EXPUNGE\r\n");
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$read = sqimap_read_data($imap_stream, sqimap_session_id(),
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$handle_errors, $response, $message);
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}
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/******************************************************************************
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** Checks whether or not the specified mailbox exists
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******************************************************************************/
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function sqimap_mailbox_exists ($imap_stream, $mailbox)
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{
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if (! isset($mailbox)) {
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return false;
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}
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fputs ($imap_stream, sqimap_session_id() . " LIST \"\" \"$mailbox\"\r\n");
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$mbx = sqimap_read_data($imap_stream, sqimap_session_id(),
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true, $response, $message);
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return isset($mbx[0]);
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}
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/******************************************************************************
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** Selects a mailbox
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******************************************************************************/
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function sqimap_mailbox_select ($imap_stream, $mailbox,
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$hide=true, $recent=false)
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{
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global $auto_expunge;
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if ( $mailbox == 'None' ) {
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return;
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}
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fputs ($imap_stream, sqimap_session_id() . " SELECT \"$mailbox\"\r\n");
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$read = sqimap_read_data($imap_stream, sqimap_session_id(),
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true, $response, $message);
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if ($recent) {
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for ($i=0; $i<count($read); $i++) {
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if (strpos(strtolower($read[$i]), 'recent')) {
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$r = explode(' ', $read[$i]);
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}
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}
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return $r[1];
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}
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if ($auto_expunge) {
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fputs ($imap_stream, sqimap_session_id() . " EXPUNGE\r\n");
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$tmp = sqimap_read_data($imap_stream, sqimap_session_id(),
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false, $a, $b);
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}
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}
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/******************************************************************************
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** Creates a folder
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******************************************************************************/
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function sqimap_mailbox_create ($imap_stream, $mailbox, $type)
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{
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global $delimiter;
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if (strtolower($type) == 'noselect') {
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$mailbox = $mailbox.$delimiter;
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}
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fputs ($imap_stream, sqimap_session_id() . " CREATE \"$mailbox\"\r\n");
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$read_ary = sqimap_read_data($imap_stream, sqimap_session_id(),
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true, $response, $message);
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sqimap_subscribe ($imap_stream, $mailbox);
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}
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/******************************************************************************
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** Subscribes to an existing folder
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******************************************************************************/
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function sqimap_subscribe ($imap_stream, $mailbox)
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{
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fputs ($imap_stream, sqimap_session_id() . " SUBSCRIBE \"$mailbox\"\r\n");
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$read_ary = sqimap_read_data($imap_stream, sqimap_session_id(),
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true, $response, $message);
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}
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/******************************************************************************
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** Unsubscribes to an existing folder
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******************************************************************************/
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function sqimap_unsubscribe ($imap_stream, $mailbox)
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{
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global $imap_server_type;
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fputs ($imap_stream, sqimap_session_id() . " UNSUBSCRIBE \"$mailbox\"\r\n");
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$read_ary = sqimap_read_data($imap_stream, sqimap_session_id(),
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true, $response, $message);
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}
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/******************************************************************************
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** This function simply deletes the given folder
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******************************************************************************/
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function sqimap_mailbox_delete ($imap_stream, $mailbox)
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{
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fputs ($imap_stream, sqimap_session_id() . " DELETE \"$mailbox\"\r\n");
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$read_ary = sqimap_read_data($imap_stream, sqimap_session_id(),
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true, $response, $message);
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sqimap_unsubscribe ($imap_stream, $mailbox);
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}
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/***********************************************************************
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** Determines if the user is subscribed to the folder or not
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**********************************************************************/
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function sqimap_mailbox_is_subscribed($imap_stream, $folder)
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{
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$boxes = sqimap_mailbox_list ($imap_stream);
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foreach ($boxes as $ref) {
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if ($ref['unformatted'] == $folder) {
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return true;
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}
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}
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return false;
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}
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/******************************************************************************
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** Formats a mailbox into 4 parts for the $boxes array
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**
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** The four parts are:
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**
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** raw - Raw LIST/LSUB response from the IMAP server
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** formatted - nicely formatted folder name
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** unformatted - unformatted, but with delimiter at end removed
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** unformatted-dm - folder name as it appears in raw response
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** unformatted-disp - unformatted without $folder_prefix
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**
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******************************************************************************/
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function sqimap_mailbox_parse ($line, $line_lsub)
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{
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global $folder_prefix, $delimiter;
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/* Process each folder line */
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for ($g=0; $g < count($line); $g++) {
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/* Store the raw IMAP reply */
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if (isset($line[$g])) {
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$boxes[$g]["raw"] = $line[$g];
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}
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else {
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$boxes[$g]["raw"] = "";
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}
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/* Count number of delimiters ($delimiter) in folder name */
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$mailbox = trim($line_lsub[$g]);
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$dm_count = countCharInString($mailbox, $delimiter);
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if (substr($mailbox, -1) == $delimiter) {
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/* If name ends in delimiter - decrement count by one */
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$dm_count--;
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}
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/* Format folder name, but only if it's a INBOX.* or have */
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/* a parent. */
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$boxesbyname[$mailbox] = $g;
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$parentfolder = readMailboxParent($mailbox, $delimiter);
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if ( (strtolower(substr($mailbox, 0, 5)) == "inbox") ||
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(substr($mailbox, 0, strlen($folder_prefix)) == $folder_prefix) ||
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( isset($boxesbyname[$parentfolder]) &&
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(strlen($parentfolder) > 0) ) ) {
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$indent = $dm_count - (countCharInString($folder_prefix, $delimiter));
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if ($indent > 0) {
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$boxes[$g]["formatted"] = str_repeat(" ", $indent);
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}
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else {
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$boxes[$g]["formatted"] = '';
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}
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$boxes[$g]["formatted"] .= readShortMailboxName($mailbox, $delimiter);
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}
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else {
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$boxes[$g]["formatted"] = $mailbox;
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}
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$boxes[$g]['unformatted-dm'] = $mailbox;
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if (substr($mailbox, -1) == $delimiter) {
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$mailbox = substr($mailbox, 0, strlen($mailbox) - 1);
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}
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$boxes[$g]['unformatted'] = $mailbox;
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if (substr($mailbox,0,strlen($folder_prefix))==$folder_prefix) {
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$mailbox = substr($mailbox, strlen($folder_prefix));
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}
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$boxes[$g]['unformatted-disp'] = $mailbox;
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$boxes[$g]['id'] = $g;
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$boxes[$g]['flags'] = array();
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if (isset($line[$g])) {
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ereg("\(([^)]*)\)",$line[$g],$regs);
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$flags = trim(strtolower(str_replace('\\', '',$regs[1])));
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if ($flags) {
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$boxes[$g]['flags'] = explode(' ', $flags);
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}
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}
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}
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return $boxes;
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}
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/**
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* Sorting function used to sort mailbox names.
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* + Original patch from dave_michmerhuizen@yahoo.com
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* + Allows case insensitivity when sorting folders
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* + Takes care of the delimiter being sorted to the end, causing
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* subfolders to be listed in below folders that are prefixed
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* with their parent folders name.
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* For example: INBOX.foo, INBOX.foobar, and INBOX.foo.bar
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* Without special sort function: foobar between foo and foo.bar
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* With special sort function: foobar AFTER foo and foo.bar :)
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*/
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function user_strcasecmp($a, $b) {
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global $delimiter;
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/* Calculate the length of some strings. */
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$a_length = strlen($a);
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$b_length = strlen($b);
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$min_length = min($a_length, $b_length);
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$delimiter_length = strlen($delimiter);
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/* Set the initial result value. */
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$result = 0;
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/* Check the strings... */
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for ($c = 0; $c < $min_length; ++$c) {
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$a_del = substr($a, $c, $delimiter_length);
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$b_del = substr($b, $c, $delimiter_length);
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if (($a_del == $delimiter) && ($b_del == $delimiter)) {
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$result = 0;
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} else if (($a_del == $delimiter) && ($b_del != $delimiter)) {
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$result = 1;
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} else if (($a_del != $delimiter) && ($b_del == $delimiter)) {
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$result = -1;
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} else {
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$result = strcasecmp($a{$c}, $b{$c});
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}
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if ($result != 0) {
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break;
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}
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}
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/* If one string is a prefix of the other... */
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if ($result == 0) {
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if ($a_length < $b_length) {
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$result = -1;
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} else if ($a_length > $b_length) {
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$result = 1;
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}
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}
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return ($result);
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}
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/******************************************************************************
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** Returns sorted mailbox lists in several different ways.
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** See comment on sqimap_mailbox_parse() for info about the returned array.
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******************************************************************************/
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function sqimap_mailbox_list ($imap_stream) {
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global $data_dir, $username, $list_special_folders_first;
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global $folder_prefix, $trash_folder, $sent_folder, $draft_folder;
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global $move_to_trash, $move_to_sent, $save_as_draft;
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global $delimiter;
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$inbox_in_list = false;
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$inbox_subscribed = false;
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require_once('../src/load_prefs.php');
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require_once('../functions/array.php');
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/** LSUB array **/
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fputs ($imap_stream, sqimap_session_id() .
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" LSUB \"$folder_prefix\" \"*\"\r\n");
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$lsub_ary = sqimap_read_data ($imap_stream, sqimap_session_id(),
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true, $response, $message);
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/* Section about removing the last element was removed */
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/* We don't return "* OK" anymore from sqimap_read_data */
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$sorted_lsub_ary = array();
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for ($i=0;$i < count($lsub_ary); $i++) {
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/* Workaround for EIMS */
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/* Doesn't work if the mailbox name is multiple lines */
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if (isset($lsub_ary[$i + 1]) &&
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ereg("^(\\* [A-Z]+.*)\\{[0-9]+\\}([ \n\r\t]*)$",
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$lsub_ary[$i], $regs)) {
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$i ++;
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$lsub_ary[$i] = $regs[1] . '"' . addslashes(trim($lsub_ary[$i])) .
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'"' . $regs[2];
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}
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$temp_mailbox_name = find_mailbox_name($lsub_ary[$i]);
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$sorted_lsub_ary[] = $temp_mailbox_name;
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if (strtoupper($temp_mailbox_name) == 'INBOX') {
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$inbox_subscribed = true;
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}
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}
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$new_ary = array();
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for ($i=0; $i < count($sorted_lsub_ary); $i++) {
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if (!in_array($sorted_lsub_ary[$i], $new_ary)) {
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$new_ary[] = $sorted_lsub_ary[$i];
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}
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}
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$sorted_lsub_ary = $new_ary;
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if (isset($sorted_lsub_ary)) {
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usort($sorted_lsub_ary, 'user_strcasecmp');
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}
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/** LIST array **/
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$sorted_list_ary = array();
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for ($i=0; $i < count($sorted_lsub_ary); $i++) {
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if (substr($sorted_lsub_ary[$i], -1) == $delimiter) {
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$mbx = substr($sorted_lsub_ary[$i], 0, strlen($sorted_lsub_ary[$i])-1);
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}
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else {
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$mbx = $sorted_lsub_ary[$i];
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}
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fputs ($imap_stream, sqimap_session_id() . " LIST \"\" \"$mbx\"\r\n");
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$read = sqimap_read_data ($imap_stream, sqimap_session_id(),
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true, $response, $message);
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/* Another workaround for EIMS */
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if (isset($read[1]) &&
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ereg("^(\\* [A-Z]+.*)\\{[0-9]+\\}([ \n\r\t]*)$",
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$read[0], $regs)) {
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$read[0] = $regs[1] . '"' . addslashes(trim($read[1])) .
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'"' . $regs[2];
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}
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if (isset($sorted_list_ary[$i])) {
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$sorted_list_ary[$i] = "";
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}
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if (isset($read[0])) {
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$sorted_list_ary[$i] = $read[0];
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}
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else {
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$sorted_list_ary[$i] = "";
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}
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if (isset($sorted_list_ary[$i]) &&
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strtoupper(find_mailbox_name($sorted_list_ary[$i])) == "INBOX") {
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$inbox_in_list = true;
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}
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}
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/**
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* Just in case they're not subscribed to their inbox,
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* we'll get it for them anyway
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*/
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if ($inbox_subscribed == false || $inbox_in_list == false) {
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fputs ($imap_stream, sqimap_session_id() . " LIST \"\" \"INBOX\"\r\n");
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$inbox_ary = sqimap_read_data ($imap_stream, sqimap_session_id(),
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true, $response, $message);
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/* Another workaround for EIMS */
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if (isset($inbox_ary[1]) &&
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ereg("^(\\* [A-Z]+.*)\\{[0-9]+\\}([ \n\r\t]*)$",
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$inbox_ary[0], $regs)) {
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$inbox_ary[0] = $regs[1] . '"' . addslashes(trim($inbox_ary[1])) .
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'"' . $regs[2];
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}
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$sorted_list_ary[] = $inbox_ary[0];
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$sorted_lsub_ary[] = find_mailbox_name($inbox_ary[0]);
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}
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$boxes = sqimap_mailbox_parse ($sorted_list_ary, $sorted_lsub_ary);
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/** Now, lets sort for special folders **/
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$boxesnew = Array();
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/* Find INBOX */
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for ($i = 0; $i < count($boxes); $i++) {
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if (strtolower($boxes[$i]["unformatted"]) == "inbox") {
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$boxesnew[] = $boxes[$i];
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$used[$i] = true;
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$i = count($boxes);
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}
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}
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/* List special folders and their subfolders, if requested. */
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if ($list_special_folders_first == true) {
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/* First list the trash folder. */
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for ($i = 0 ; $i < count($boxes) ; $i++) {
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if ($move_to_trash &&
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eregi('^' . quotemeta($trash_folder) . '(' .
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quotemeta($delimiter) . '.*)?$', $boxes[$i]['unformatted'])) {
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$boxesnew[] = $boxes[$i];
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$used[$i] = true;
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}
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}
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/* Then list the sent folder. */
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for ($i = 0 ; $i < count($boxes) ; $i++) {
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if ($move_to_sent &&
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eregi('^' . quotemeta($sent_folder) . '(' .
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quotemeta($delimiter) . '.*)?$', $boxes[$i]['unformatted'])) {
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$boxesnew[] = $boxes[$i];
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$used[$i] = true;
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}
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}
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/* Lastly, list the list the draft folder. */
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for ($i = 0 ; $i < count($boxes) ; $i++) {
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if ($save_as_draft &&
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eregi('^' . quotemeta($draft_folder) . '(' .
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quotemeta($delimiter) . '.*)?$', $boxes[$i]['unformatted'])) {
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$boxesnew[] = $boxes[$i];
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$used[$i] = true;
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}
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}
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/* Put INBOX.* folders ahead of the rest. */
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for ($i = 0; $i < count($boxes); $i++) {
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if (eregi('^inbox\\.', $boxes[$i]["unformatted"]) &&
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(!isset($used[$i]) || $used[$i] == false)) {
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$boxesnew[] = $boxes[$i];
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$used[$i] = true;
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}
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}
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}
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/* Rest of the folders */
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for ($i = 0; $i < count($boxes); $i++) {
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if ((strtolower($boxes[$i]["unformatted"]) != "inbox") &&
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(!isset($used[$i]) || $used[$i] == false)) {
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$boxesnew[] = $boxes[$i];
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$used[$i] = true;
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}
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}
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return $boxesnew;
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}
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/******************************************************************************
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** Returns a list of all folders, subscribed or not
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******************************************************************************/
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function sqimap_mailbox_list_all ($imap_stream)
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{
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global $list_special_folders_first, $folder_prefix;
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global $delimiter;
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if (!function_exists ("ary_sort")) {
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include_once('../functions/array.php');
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}
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$ssid = sqimap_session_id();
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$lsid = strlen( $ssid );
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fputs ($imap_stream, $ssid . " LIST \"$folder_prefix\" *\r\n");
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$read_ary = sqimap_read_data ($imap_stream, $ssid, true, $response, $message);
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$g = 0;
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$phase = "inbox";
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for ($i = 0; $i < count($read_ary); $i++) {
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/* Another workaround for EIMS */
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if (isset($read_ary[$i + 1]) &&
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ereg("^(\\* [A-Z]+.*)\\{[0-9]+\\}([ \n\r\t]*)$",
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$read_ary[$i], $regs)) {
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$i ++;
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$read_ary[$i] = $regs[1] . '"' .
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|
addslashes(trim($read_ary[$i])) .
|
|
'"' . $regs[2];
|
|
}
|
|
if (substr ($read_ary[$i], 0, $lsid) != $ssid ) {
|
|
|
|
/* Store the raw IMAP reply */
|
|
$boxes[$g]["raw"] = $read_ary[$i];
|
|
|
|
/* Count number of delimiters ($delimiter) in folder name */
|
|
$mailbox = find_mailbox_name($read_ary[$i]);
|
|
$dm_count = countCharInString($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 have */
|
|
/* a parent. */
|
|
$boxesbyname[$mailbox] = $g;
|
|
$parentfolder = readMailboxParent($mailbox, $delimiter);
|
|
if((eregi('^inbox'.quotemeta($delimiter), $mailbox)) ||
|
|
(ereg('^'.$folder_prefix, $mailbox)) ||
|
|
( isset($boxesbyname[$parentfolder]) && (strlen($parentfolder) > 0) ) ) {
|
|
if ($dm_count) {
|
|
$boxes[$g]["formatted"] = str_repeat(" ", $dm_count);
|
|
}
|
|
else {
|
|
$boxes[$g]["formatted"] = '';
|
|
}
|
|
$boxes[$g]["formatted"] .= readShortMailboxName($mailbox, $delimiter);
|
|
}
|
|
else {
|
|
$boxes[$g]["formatted"] = $mailbox;
|
|
}
|
|
|
|
$boxes[$g]["unformatted-dm"] = $mailbox;
|
|
if (substr($mailbox, -1) == $delimiter) {
|
|
$mailbox = substr($mailbox, 0, strlen($mailbox) - 1);
|
|
}
|
|
$boxes[$g]["unformatted"] = $mailbox;
|
|
$boxes[$g]["unformatted-disp"] =
|
|
ereg_replace('^' . $folder_prefix, '', $mailbox);
|
|
$boxes[$g]["id"] = $g;
|
|
|
|
/** Now lets get the flags for this mailbox **/
|
|
fputs ($imap_stream, sqimap_session_id() . " LIST \"\" \"$mailbox\"\r\n");
|
|
$read_mlbx = sqimap_read_data ($imap_stream, sqimap_session_id(),
|
|
true, $response, $message);
|
|
|
|
/* Another workaround for EIMS */
|
|
if (isset($read_mlbx[1]) &&
|
|
ereg("^(\\* [A-Z]+.*)\\{[0-9]+\\}([ \n\r\t]*)$",
|
|
$read_mlbx[0], $regs)) {
|
|
$read_mlbx[0] = $regs[1] . '"' .
|
|
addslashes(trim($read_mlbx[1])) .
|
|
'"' . $regs[2];
|
|
}
|
|
|
|
$flags = substr($read_mlbx[0], strpos($read_mlbx[0], "(")+1);
|
|
$flags = substr($flags, 0, strpos($flags, ")"));
|
|
$flags = str_replace('\\', '', $flags);
|
|
$flags = trim(strtolower($flags));
|
|
if ($flags) {
|
|
$boxes[$g]['flags'] = explode(" ", $flags);
|
|
}
|
|
else {
|
|
$boxes[$g]['flags'] = array();
|
|
}
|
|
}
|
|
$g++;
|
|
}
|
|
if(is_array($boxes)) {
|
|
$boxes = ary_sort ($boxes, "unformatted", 1);
|
|
}
|
|
|
|
return $boxes;
|
|
}
|
|
|
|
?>
|