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authoralecpl <alec@alec.pl>2011-12-07 08:44:48 +0000
committeralecpl <alec@alec.pl>2011-12-07 08:44:48 +0000
commit40c45e9de99186eda203a925c09424a3a8ec103c (patch)
tree66d59cf5b1aeb38a701976aed8aa97cbb6f00576
parent86130d6366a18cf3d558d64f67bcf410ff5f0fc2 (diff)
- Fixed issues with big memory allocation of IMAP results, improved a lot of rcube_imap class
Diffstat
-rw-r--r--CHANGELOG1
-rw-r--r--program/include/rcube_imap.php1149
-rw-r--r--program/include/rcube_imap_cache.php264
-rw-r--r--program/include/rcube_imap_generic.php312
-rw-r--r--program/include/rcube_result_index.php446
-rw-r--r--program/include/rcube_result_thread.php670
-rw-r--r--program/steps/mail/func.inc2
-rw-r--r--program/steps/mail/pagenav.inc51
-rw-r--r--program/steps/mail/search.inc10
-rw-r--r--program/steps/mail/sendmail.inc12
10 files changed, 1676 insertions, 1241 deletions
diff --git a/CHANGELOG b/CHANGELOG
index 7c272ddfa..ac8bd9ef8 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,6 +1,7 @@
CHANGELOG Roundcube Webmail
===========================
+- Fix issues with big memory allocation of IMAP results
- Replace prompt() with jQuery UI dialog (#1485135)
- Fix navigation in messages search results
- Improved handling of some malformed values encoded with quoted-printable (#1488232)
diff --git a/program/include/rcube_imap.php b/program/include/rcube_imap.php
index c4175cbed..455cc32bd 100644
--- a/program/include/rcube_imap.php
+++ b/program/include/rcube_imap.php
@@ -431,40 +431,39 @@ class rcube_imap
* Save a set of message ids for future message listing methods
*
* @param string IMAP Search query
- * @param array List of message ids or NULL if empty
+ * @param rcube_result_index|rcube_result_thread Result set
* @param string Charset of search string
* @param string Sorting field
* @param string True if set is sorted (SORT was used for searching)
*/
- function set_search_set($str=null, $msgs=null, $charset=null, $sort_field=null, $threads=false, $sorted=false)
+ function set_search_set($str=null, $msgs=null, $charset=null, $sort_field=null, $sorted=false)
{
- if (is_array($str) && $msgs == null)
- list($str, $msgs, $charset, $sort_field, $threads, $sorted) = $str;
- if ($msgs === false)
- $msgs = array();
- else if ($msgs != null && !is_array($msgs))
- $msgs = explode(',', $msgs);
+ if (is_array($str) && $msgs === null)
+ list($str, $msgs, $charset, $sort_field, $sorted) = $str;
$this->search_string = $str;
$this->search_set = $msgs;
$this->search_charset = $charset;
$this->search_sort_field = $sort_field;
- $this->search_threads = $threads;
$this->search_sorted = $sorted;
+ $this->search_threads = is_a($this->search_set, 'rcube_result_thread');
}
/**
* Return the saved search set as hash array
+ *
+ * @param bool $clone Clone result object
+ *
* @return array Search set
*/
function get_search_set()
{
- return array($this->search_string,
+ return array(
+ $this->search_string,
$this->search_set,
$this->search_charset,
$this->search_sort_field,
- $this->search_threads,
$this->search_sorted,
);
}
@@ -689,10 +688,10 @@ class rcube_imap
// count search set
if ($this->search_string && $mailbox == $this->mailbox && ($mode == 'ALL' || $mode == 'THREADS') && !$force) {
- if ($this->search_threads)
- return $mode == 'ALL' ? count((array)$this->search_set['depth']) : count((array)$this->search_set['tree']);
+ if ($mode == 'ALL')
+ return $this->search_set->countMessages();
else
- return count((array)$this->search_set);
+ return $this->search_set->count();
}
$a_mailbox_cache = $this->get_cache('messagecount');
@@ -705,12 +704,13 @@ class rcube_imap
$a_mailbox_cache[$mailbox] = array();
if ($mode == 'THREADS') {
- $res = $this->_threadcount($mailbox, $msg_count);
- $count = $res['count'];
+ $res = $this->fetch_threads($mailbox, $force);
+ $count = $res->count();
if ($status) {
- $this->set_folder_stats($mailbox, 'cnt', $res['msgcount']);
- $this->set_folder_stats($mailbox, 'maxuid', $res['maxuid'] ? $this->id2uid($res['maxuid'], $mailbox) : 0);
+ $msg_count = $res->countMessages();
+ $this->set_folder_stats($mailbox, 'cnt', $msg_count);
+ $this->set_folder_stats($mailbox, 'maxuid', $msg_count ? $this->id2uid($msg_count, $mailbox) : 0);
}
}
// RECENT count is fetched a bit different
@@ -721,7 +721,6 @@ class rcube_imap
else if ($this->skip_deleted) {
$search_str = "ALL UNDELETED";
$keys = array('COUNT');
- $need_uid = false;
if ($mode == 'UNSEEN') {
$search_str .= " UNSEEN";
@@ -732,24 +731,23 @@ class rcube_imap
}
if ($status) {
$keys[] = 'MAX';
- $need_uid = true;
}
}
+ // @TODO: if $force==false && $mode == 'ALL' we could try to use cache index here
+
// get message count using (E)SEARCH
// not very performant but more precise (using UNDELETED)
- $index = $this->conn->search($mailbox, $search_str, $need_uid, $keys);
-
- $count = is_array($index) ? $index['COUNT'] : 0;
+ $index = $this->conn->search($mailbox, $search_str, true, $keys);
+ $count = $index->count();
if ($mode == 'ALL') {
- if ($this->messages_caching) {
- // Save additional info required by cache status check
- $this->icache['undeleted_idx'] = array($mailbox, $index['ALL'], $index['COUNT']);
- }
+ // Cache index data, will be used in message_index_direct()
+ $this->icache['undeleted_idx'] = $index;
+
if ($status) {
$this->set_folder_stats($mailbox, 'cnt', $count);
- $this->set_folder_stats($mailbox, 'maxuid', is_array($index) ? $index['MAX'] : 0);
+ $this->set_folder_stats($mailbox, 'maxuid', $index->max());
}
}
}
@@ -775,40 +773,6 @@ class rcube_imap
/**
- * Private method for getting nr of threads
- *
- * @param string $mailbox Folder name
- *
- * @returns array Array containing items: 'count' - threads count,
- * 'msgcount' = messages count, 'maxuid' = max. UID in the set
- * @access private
- */
- private function _threadcount($mailbox)
- {
- $result = array();
-
- if (!empty($this->icache['threads'])) {
- $dcount = count($this->icache['threads']['depth']);
- $result = array(
- 'count' => count($this->icache['threads']['tree']),
- 'msgcount' => $dcount,
- 'maxuid' => $dcount ? max(array_keys($this->icache['threads']['depth'])) : 0,
- );
- }
- else if (is_array($result = $this->fetch_threads($mailbox))) {
- $dcount = count($result[1]);
- $result = array(
- 'count' => count($result[0]),
- 'msgcount' => $dcount,
- 'maxuid' => $dcount ? max(array_keys($result[1])) : 0,
- );
- }
-
- return $result;
- }
-
-
- /**
* Public method for listing headers
* convert mailbox name with root dir first
*
@@ -817,10 +781,11 @@ class rcube_imap
* @param string $sort_field Header field to sort by
* @param string $sort_order Sort order [ASC|DESC]
* @param int $slice Number of slice items to extract from result array
+ *
* @return array Indexed array with message header objects
* @access public
*/
- function list_headers($mailbox='', $page=NULL, $sort_field=NULL, $sort_order=NULL, $slice=0)
+ public function list_headers($mailbox='', $page=NULL, $sort_field=NULL, $sort_order=NULL, $slice=0)
{
if (!strlen($mailbox)) {
$mailbox = $this->mailbox;
@@ -844,110 +809,40 @@ class rcube_imap
*/
private function _list_headers($mailbox='', $page=NULL, $sort_field=NULL, $sort_order=NULL, $slice=0)
{
- if (!strlen($mailbox))
+ if (!strlen($mailbox)) {
return array();
+ }
- // use saved message set
- if ($this->search_string && $mailbox == $this->mailbox)
- return $this->_list_header_set($mailbox, $page, $sort_field, $sort_order, $slice);
-
- if ($this->threading)
- return $this->_list_thread_headers($mailbox, $page, $sort_field, $sort_order, $slice);
-
- $this->_set_sort_order($sort_field, $sort_order);
-
+ $this->set_sort_order($sort_field, $sort_order);
$page = $page ? $page : $this->list_page;
- // Use messages cache
- if ($mcache = $this->get_mcache_engine()) {
- $msg_index = $mcache->get_index($mailbox, $this->sort_field, $this->sort_order);
-
- if (empty($msg_index))
- return array();
-
- $from = ($page-1) * $this->page_size;
- $to = $from + $this->page_size;
- $msg_index = array_values($msg_index); // UIDs
- $is_uid = true;
- $sorted = true;
-
- if ($from || $to)
- $msg_index = array_slice($msg_index, $from, $to - $from);
-
- if ($slice)
- $msg_index = array_slice($msg_index, -$slice, $slice);
-
- $a_msg_headers = $mcache->get_messages($mailbox, $msg_index);
- }
- // retrieve headers from IMAP
- // use message index sort as default sorting (for better performance)
- else if (!$this->sort_field) {
- if ($this->skip_deleted) {
- // @TODO: this could be cached
- if ($msg_index = $this->_search_index($mailbox, 'ALL UNDELETED')) {
- list($begin, $end) = $this->_get_message_range(count($msg_index), $page);
- $msg_index = array_slice($msg_index, $begin, $end-$begin);
- }
- }
- else if ($max = $this->conn->countMessages($mailbox)) {
- list($begin, $end) = $this->_get_message_range($max, $page);
- $msg_index = range($begin+1, $end);
- }
- else
- $msg_index = array();
-
- if ($slice && $msg_index)
- $msg_index = array_slice($msg_index, ($this->sort_order == 'DESC' ? 0 : -$slice), $slice);
-
- // fetch reqested headers from server
- if ($msg_index)
- $a_msg_headers = $this->fetch_headers($mailbox, $msg_index);
- }
- // use SORT command
- else if ($this->get_capability('SORT') &&
- // Courier-IMAP provides SORT capability but allows to disable it by admin (#1486959)
- ($msg_index = $this->conn->sort($mailbox, $this->sort_field,
- $this->skip_deleted ? 'UNDELETED' : '', true)) !== false
- ) {
- if (!empty($msg_index)) {
- list($begin, $end) = $this->_get_message_range(count($msg_index), $page);
- $msg_index = array_slice($msg_index, $begin, $end-$begin);
- $is_uid = true;
-
- if ($slice)
- $msg_index = array_slice($msg_index, ($this->sort_order == 'DESC' ? 0 : -$slice), $slice);
+ // use saved message set
+ if ($this->search_string && $mailbox == $this->mailbox) {
+ return $this->_list_header_set($mailbox, $page, $slice);
+ }
- // fetch reqested headers from server
- $a_msg_headers = $this->fetch_headers($mailbox, $msg_index, true);
- }
+ if ($this->threading) {
+ return $this->_list_thread_headers($mailbox, $page, $slice);
}
- // fetch specified header for all messages and sort
- else if ($msg_index = $this->conn->fetchHeaderIndex($mailbox, "1:*",
- $this->sort_field, $this->skip_deleted)
- ) {
- asort($msg_index); // ASC
- $msg_index = array_keys($msg_index);
- list($begin, $end) = $this->_get_message_range(count($msg_index), $page);
- $msg_index = array_slice($msg_index, $begin, $end-$begin);
- if ($slice)
- $msg_index = array_slice($msg_index, ($this->sort_order == 'DESC' ? 0 : -$slice), $slice);
+ // get UIDs of all messages in the folder, sorted
+ $index = $this->message_index($mailbox, $this->sort_field, $this->sort_order);
- // fetch reqested headers from server
- $a_msg_headers = $this->fetch_headers($mailbox, $msg_index);
+ if ($index->isEmpty()) {
+ return array();
}
- // return empty array if no messages found
- if (!is_array($a_msg_headers) || empty($a_msg_headers))
- return array();
+ $from = ($page-1) * $this->page_size;
+ $to = $from + $this->page_size;
- // use this class for message sorting
- $sorter = new rcube_header_sorter();
- $sorter->set_index($msg_index, $is_uid);
- $sorter->sort_headers($a_msg_headers);
+ $index->slice($from, $to - $from);
- if ($this->sort_order == 'DESC' && !$sorted)
- $a_msg_headers = array_reverse($a_msg_headers);
+ if ($slice)
+ $index->slice(-$slice, $slice);
+
+ // fetch reqested messages headers
+ $a_index = $index->get();
+ $a_msg_headers = $this->fetch_headers($mailbox, $a_index);
return array_values($a_msg_headers);
}
@@ -958,33 +853,20 @@ class rcube_imap
*
* @param string $mailbox Mailbox/folder name
* @param int $page Current page to list
- * @param string $sort_field Header field to sort by
- * @param string $sort_order Sort order [ASC|DESC]
* @param int $slice Number of slice items to extract from result array
*
* @return array Indexed array with message header objects
* @see rcube_imap::list_headers
*/
- private function _list_thread_headers($mailbox, $page=NULL, $sort_field=NULL, $sort_order=NULL, $slice=0)
+ private function _list_thread_headers($mailbox, $page, $slice=0)
{
- $this->_set_sort_order($sort_field, $sort_order);
-
- $page = $page ? $page : $this->list_page;
- $mcache = $this->get_mcache_engine();
-
// get all threads (not sorted)
- if ($mcache)
- list ($thread_tree, $msg_depth, $has_children) = $mcache->get_thread($mailbox);
+ if ($mcache = $this->get_mcache_engine())
+ $threads = $mcache->get_thread($mailbox);
else
- list ($thread_tree, $msg_depth, $has_children) = $this->fetch_threads($mailbox);
+ $threads = $this->fetch_threads($mailbox);
- if (empty($thread_tree))
- return array();
-
- $msg_index = $this->sort_threads($mailbox, $thread_tree);
-
- return $this->_fetch_thread_headers($mailbox,
- $thread_tree, $msg_depth, $has_children, $msg_index, $page, $slice);
+ return $this->_fetch_thread_headers($mailbox, $threads, $page, $slice);
}
@@ -994,7 +876,7 @@ class rcube_imap
* @param string $mailbox Folder name
* @param bool $force Use IMAP server, no cache
*
- * @return array Array with thread data
+ * @return rcube_imap_thread Thread data object
*/
function fetch_threads($mailbox, $force = false)
{
@@ -1006,72 +888,50 @@ class rcube_imap
if (empty($this->icache['threads'])) {
// get all threads
$result = $this->conn->thread($mailbox, $this->threading,
- $this->skip_deleted ? 'UNDELETED' : '');
+ $this->skip_deleted ? 'UNDELETED' : '', true);
// add to internal (fast) cache
- $this->icache['threads'] = array();
- $this->icache['threads']['tree'] = is_array($result) ? $result[0] : array();
- $this->icache['threads']['depth'] = is_array($result) ? $result[1] : array();
- $this->icache['threads']['has_children'] = is_array($result) ? $result[2] : array();
+ $this->icache['threads'] = $result;
}
- return array(
- $this->icache['threads']['tree'],
- $this->icache['threads']['depth'],
- $this->icache['threads']['has_children'],
- );
+ return $this->icache['threads'];
}
/**
* Private method for fetching threaded messages headers
*
- * @param string $mailbox Mailbox name
- * @param array $thread_tree Thread tree data
- * @param array $msg_depth Thread depth data
- * @param array $has_children Thread children data
- * @param array $msg_index Messages index
- * @param int $page List page number
- * @param int $slice Number of threads to slice
+ * @param string $mailbox Mailbox name
+ * @param rcube_result_thread $threads Threads data object
+ * @param int $page List page number
+ * @param int $slice Number of threads to slice
*
* @return array Messages headers
* @access private
*/
- private function _fetch_thread_headers($mailbox, $thread_tree, $msg_depth, $has_children, $msg_index, $page, $slice=0)
+ private function _fetch_thread_headers($mailbox, $threads, $page, $slice=0)
{
- // now get IDs for current page
- list($begin, $end) = $this->_get_message_range(count($msg_index), $page);
- $msg_index = array_slice($msg_index, $begin, $end-$begin);
+ // Sort thread structure
+ $this->sort_threads($threads);
- if ($slice)
- $msg_index = array_slice($msg_index, ($this->sort_order == 'DESC' ? 0 : -$slice), $slice);
+ $from = ($page-1) * $this->page_size;
+ $to = $from + $this->page_size;
- if ($this->sort_order == 'DESC')
- $msg_index = array_reverse($msg_index);
+ $threads->slice($from, $to - $from);
- // flatten threads array
- // @TODO: fetch children only in expanded mode (?)
- $all_ids = array();
- foreach ($msg_index as $root) {
- $all_ids[] = $root;
- if (!empty($thread_tree[$root]))
- $all_ids = array_merge($all_ids, array_keys_recursive($thread_tree[$root]));
- }
+ if ($slice)
+ $threads->slice(-$slice, $slice);
- // fetch reqested headers from server
- $a_msg_headers = $this->fetch_headers($mailbox, $all_ids);
+ // Get UIDs of all messages in all threads
+ $a_index = $threads->get();
- // return empty array if no messages found
- if (!is_array($a_msg_headers) || empty($a_msg_headers))
- return array();
+ // fetch reqested headers from server
+ $a_msg_headers = $this->fetch_headers($mailbox, $a_index);
- // use this class for message sorting
- $sorter = new rcube_header_sorter();
- $sorter->set_index($all_ids);
- $sorter->sort_headers($a_msg_headers);
+ unset($a_index);
// Set depth, has_children and unread_children fields in headers
- $this->_set_thread_flags($a_msg_headers, $msg_depth, $has_children);
+ $this->_set_thread_flags($a_msg_headers, $threads);
return array_values($a_msg_headers);
}
@@ -1081,30 +941,31 @@ class rcube_imap
* Private method for setting threaded messages flags:
* depth, has_children and unread_children
*
- * @param array $headers Reference to headers array indexed by message ID
- * @param array $msg_depth Array of messages depth indexed by message ID
- * @param array $msg_children Array of messages children flags indexed by message ID
- * @return array Message headers array indexed by message ID
+ * @param array $headers Reference to headers array indexed by message UID
+ * @param rcube_imap_result $threads Threads data object
+ *
+ * @return array Message headers array indexed by message UID
* @access private
*/
- private function _set_thread_flags(&$headers, $msg_depth, $msg_children)
+ private function _set_thread_flags(&$headers, $threads)
{
$parents = array();
- foreach ($headers as $idx => $header) {
- $id = $header->id;
- $depth = $msg_depth[$id];
+ list ($msg_depth, $msg_children) = $threads->getThreadData();
+
+ foreach ($headers as $uid => $header) {
+ $depth = $msg_depth[$uid];
$parents = array_slice($parents, 0, $depth);
if (!empty($parents)) {
- $headers[$idx]->parent_uid = end($parents);
+ $headers[$uid]->parent_uid = end($parents);
if (empty($header->flags['SEEN']))
$headers[$parents[0]]->unread_children++;
}
- array_push($parents, $header->uid);
+ array_push($parents, $uid);
- $headers[$idx]->depth = $depth;
- $headers[$idx]->has_children = $msg_children[$id];
+ $headers[$uid]->depth = $depth;
+ $headers[$uid]->has_children = $msg_children[$uid];
}
}
@@ -1112,133 +973,114 @@ class rcube_imap
/**
* Private method for listing a set of message headers (search results)
*
- * @param string $mailbox Mailbox/folder name
- * @param int $page Current page to list
- * @param string $sort_field Header field to sort by
- * @param string $sort_order Sort order [ASC|DESC]
- * @param int $slice Number of slice items to extract from result array
+ * @param string $mailbox Mailbox/folder name
+ * @param int $page Current page to list
+ * @param int $slice Number of slice items to extract from result array
+ *
* @return array Indexed array with message header objects
* @access private
- * @see rcube_imap::list_header_set()
*/
- private function _list_header_set($mailbox, $page=NULL, $sort_field=NULL, $sort_order=NULL, $slice=0)
+ private function _list_header_set($mailbox, $page, $slice=0)
{
- if (!strlen($mailbox) || empty($this->search_set))
+ if (!strlen($mailbox) || empty($this->search_set) || $this->search_set->isEmpty()) {
return array();
+ }
// use saved messages from searching
- if ($this->threading)
- return $this->_list_thread_header_set($mailbox, $page, $sort_field, $sort_order, $slice);
+ if ($this->threading) {
+ return $this->_list_thread_header_set($mailbox, $page, $slice);
+ }
// search set is threaded, we need a new one
if ($this->search_threads) {
- if (empty($this->search_set['tree']))
- return array();
- $this->search('', $this->search_string, $this->search_charset, $sort_field);
+ $this->search('', $this->search_string, $this->search_charset, $this->sort_field);
}
- $msgs = $this->search_set;
- $a_msg_headers = array();
- $page = $page ? $page : $this->list_page;
- $start_msg = ($page-1) * $this->page_size;
+ $index = clone $this->search_set;
+ $from = ($page-1) * $this->page_size;
+ $to = $from + $this->page_size;
- $this->_set_sort_order($sort_field, $sort_order);
+ // return empty array if no messages found
+ if ($index->isEmpty())
+ return array();
// quickest method (default sorting)
if (!$this->search_sort_field && !$this->sort_field) {
- if ($sort_order == 'DESC')
- $msgs = array_reverse($msgs);
-
- // get messages uids for one page
- $msgs = array_slice(array_values($msgs), $start_msg, min(count($msgs)-$start_msg, $this->page_size));
-
- if ($slice)
- $msgs = array_slice($msgs, -$slice, $slice);
-
- // fetch headers
- $a_msg_headers = $this->fetch_headers($mailbox, $msgs);
-
- // I didn't found in RFC that FETCH always returns messages sorted by index
- $sorter = new rcube_header_sorter();
- $sorter->set_index($msgs);
- $sorter->sort_headers($a_msg_headers);
-
- return array_values($a_msg_headers);
+ $got_index = true;
}
-
// sorted messages, so we can first slice array and then fetch only wanted headers
- if ($this->search_sorted) { // SORT searching result
+ else if ($this->search_sorted) { // SORT searching result
+ $got_index = true;
// reset search set if sorting field has been changed
- if ($this->sort_field && $this->search_sort_field != $this->sort_field)
- $msgs = $this->search('', $this->search_string, $this->search_charset, $this->sort_field);
+ if ($this->sort_field && $this->search_sort_field != $this->sort_field) {
+ $this->search('', $this->search_string, $this->search_charset, $this->sort_field);
- // return empty array if no messages found
- if (empty($msgs))
- return array();
+ $index = clone $this->search_set;
+
+ // return empty array if no messages found
+ if ($index->isEmpty())
+ return array();
+ }
+ }
- if ($sort_order == 'DESC')
- $msgs = array_reverse($msgs);
+ if ($got_index) {
+ if ($this->sort_order != $index->getParameters('ORDER')) {
+ $index->revert();
+ }
// get messages uids for one page
- $msgs = array_slice(array_values($msgs), $start_msg, min(count($msgs)-$start_msg, $this->page_size));
+ $index->slice($from, $to-$from);
if ($slice)
- $msgs = array_slice($msgs, -$slice, $slice);
+ $index->slice(-$slice, $slice);
// fetch headers
- $a_msg_headers = $this->fetch_headers($mailbox, $msgs);
-
- $sorter = new rcube_header_sorter();
- $sorter->set_index($msgs);
- $sorter->sort_headers($a_msg_headers);
+ $a_index = $index->get();
+ $a_msg_headers = $this->fetch_headers($mailbox, $a_index);
return array_values($a_msg_headers);
}
- else { // SEARCH result, need sorting
- $cnt = count($msgs);
- // 300: experimantal value for best result
- if (($cnt > 300 && $cnt > $this->page_size) || !$this->sort_field) {
- // use memory less expensive (and quick) method for big result set
- $a_index = $this->message_index('', $this->sort_field, $this->sort_order);
- // get messages uids for one page...
- $msgs = array_slice($a_index, $start_msg, min($cnt-$start_msg, $this->page_size));
- if ($slice)
- $msgs = array_slice($msgs, -$slice, $slice);
- // ...and fetch headers
- $a_msg_headers = $this->fetch_headers($mailbox, $msgs);
+ // SEARCH result, need sorting
+ $cnt = $index->count();
- // return empty array if no messages found
- if (!is_array($a_msg_headers) || empty($a_msg_headers))
- return array();
+ // 300: experimantal value for best result
+ if (($cnt > 300 && $cnt > $this->page_size) || !$this->sort_field) {
+ // use memory less expensive (and quick) method for big result set
+ $index = clone $this->message_index('', $this->sort_field, $this->sort_order);
+ // get messages uids for one page...
+ $index->slice($start_msg, min($cnt-$from, $this->page_size));
- $sorter = new rcube_header_sorter();
- $sorter->set_index($msgs);
- $sorter->sort_headers($a_msg_headers);
+ if ($slice)
+ $index->slice(-$slice, $slice);
- return array_values($a_msg_headers);
- }
- else {
- // for small result set we can fetch all messages headers
- $a_msg_headers = $this->fetch_headers($mailbox, $msgs);
+ // ...and fetch headers
+ $a_index = $index->get();
+ $a_msg_headers = $this->fetch_headers($mailbox, $a_index);
- // return empty array if no messages found
- if (!is_array($a_msg_headers) || empty($a_msg_headers))
- return array();
+ return array_values($a_msg_headers);
+ }
+ else {
+ // for small result set we can fetch all messages headers
+ $a_index = $index->get();
+ $a_msg_headers = $this->fetch_headers($mailbox, $a_index, false);
- // if not already sorted
- $a_msg_headers = $this->conn->sortHeaders(
- $a_msg_headers, $this->sort_field, $this->sort_order);
+ // return empty array if no messages found
+ if (!is_array($a_msg_headers) || empty($a_msg_headers))
+ return array();
- // only return the requested part of the set
- $a_msg_headers = array_slice(array_values($a_msg_headers),
- $start_msg, min($cnt-$start_msg, $this->page_size));
+ // if not already sorted
+ $a_msg_headers = $this->conn->sortHeaders(
+ $a_msg_headers, $this->sort_field, $this->sort_order);
- if ($slice)
- $a_msg_headers = array_slice($a_msg_headers, -$slice, $slice);
+ // only return the requested part of the set
+ $a_msg_headers = array_slice(array_values($a_msg_headers),
+ $from, min($cnt-$to, $this->page_size));
- return $a_msg_headers;
- }
+ if ($slice)
+ $a_msg_headers = array_slice($a_msg_headers, -$slice, $slice);
+
+ return $a_msg_headers;
}
}
@@ -1248,105 +1090,62 @@ class rcube_imap
*
* @param string $mailbox Mailbox/folder name
* @param int $page Current page to list
- * @param string $sort_field Header field to sort by
- * @param string $sort_order Sort order [ASC|DESC]
* @param int $slice Number of slice items to extract from result array
+ *
* @return array Indexed array with message header objects
* @access private
* @see rcube_imap::list_header_set()
*/
- private function _list_thread_header_set($mailbox, $page=NULL, $sort_field=NULL, $sort_order=NULL, $slice=0)
+ private function _list_thread_header_set($mailbox, $page, $slice=0)
{
// update search_set if previous data was fetched with disabled threading
if (!$this->search_threads) {
- if (empty($this->search_set))
+ if ($this->search_set->isEmpty())
return array();
- $this->search('', $this->search_string, $this->search_charset, $sort_field);
+ $this->search('', $this->search_string, $this->search_charset, $this->sort_field);
}
- // empty result
- if (empty($this->search_set['tree']))
- return array();
-
- $thread_tree = $this->search_set['tree'];
- $msg_depth = $this->search_set['depth'];
- $has_children = $this->search_set['children'];
- $a_msg_headers = array();
-
- $page = $page ? $page : $this->list_page;
- $start_msg = ($page-1) * $this->page_size;
-
- $this->_set_sort_order($sort_field, $sort_order);
-
- $msg_index = $this->sort_threads($mailbox, $thread_tree, array_keys($msg_depth));
-
- return $this->_fetch_thread_headers($mailbox,
- $thread_tree, $msg_depth, $has_children, $msg_index, $page, $slice=0);
+ return $this->_fetch_thread_headers($mailbox, clone $this->search_set, $page, $slice);
}
/**
- * Helper function to get first and last index of the requested set
- *
- * @param int $max Messages count
- * @param mixed $page Page number to show, or string 'all'
- * @return array Array with two values: first index, last index
- * @access private
- */
- private function _get_message_range($max, $page)
- {
- $start_msg = ($page-1) * $this->page_size;
-
- if ($page=='all') {
- $begin = 0;
- $end = $max;
- }
- else if ($this->sort_order=='DESC') {
- $begin = $max - $this->page_size - $start_msg;
- $end = $max - $start_msg;
- }
- else {
- $begin = $start_msg;
- $end = $start_msg + $this->page_size;
- }
-
- if ($begin < 0) $begin = 0;
- if ($end < 0) $end = $max;
- if ($end > $max) $end = $max;
-
- return array($begin, $end);
- }
-
-
- /**
- * Fetches messages headers
+ * Fetches messages headers (by UID)
*
* @param string $mailbox Mailbox name
- * @param array $msgs Messages sequence numbers
- * @param bool $is_uid Enable if $msgs numbers are UIDs
+ * @param array $msgs Message UIDs
+ * @param bool $sort Enables result sorting by $msgs
* @param bool $force Disables cache use
*
* @return array Messages headers indexed by UID
* @access private
*/
- function fetch_headers($mailbox, $msgs, $is_uid = false, $force = false)
+ function fetch_headers($mailbox, $msgs, $sort = true, $force = false)
{
if (empty($msgs))
return array();
if (!$force && ($mcache = $this->get_mcache_engine())) {
- return $mcache->get_messages($mailbox, $msgs, $is_uid);
+ $headers = $mcache->get_messages($mailbox, $msgs);
+ }
+ else {
+ // fetch reqested headers from server
+ $headers = $this->conn->fetchHeaders(
+ $mailbox, $msgs, true, false, $this->get_fetch_headers());
}
- // fetch reqested headers from server
- $index = $this->conn->fetchHeaders(
- $mailbox, $msgs, $is_uid, false, $this->get_fetch_headers());
-
- if (empty($index))
+ if (empty($headers))
return array();
- foreach ($index as $headers) {
- $a_msg_headers[$headers->uid] = $headers;
+ foreach ($headers as $h) {
+ $a_msg_headers[$h->uid] = $h;
+ }
+
+ if ($sort) {
+ // use this class for message sorting
+ $sorter = new rcube_header_sorter();
+ $sorter->set_index($msgs);
+ $sorter->sort_headers($a_msg_headers);
}
return $a_msg_headers;
@@ -1362,7 +1161,7 @@ class rcube_imap
* @param string $mailbox Mailbox/folder name
* @return int Folder status
*/
- function mailbox_status($mailbox = null)
+ public function mailbox_status($mailbox = null)
{
if (!strlen($mailbox)) {
$mailbox = $this->mailbox;
@@ -1425,205 +1224,171 @@ class rcube_imap
/**
- * Return sorted array of message IDs (not UIDs)
+ * Return sorted list of message UIDs
*
* @param string $mailbox Mailbox to get index from
* @param string $sort_field Sort column
* @param string $sort_order Sort order [ASC, DESC]
- * @return array Indexed array with message IDs
+ *
+ * @return rcube_result_index|rcube_result_thread List of messages (UIDs)
*/
- function message_index($mailbox='', $sort_field=NULL, $sort_order=NULL)
+ public function message_index($mailbox='', $sort_field=NULL, $sort_order=NULL)
{
if ($this->threading)
return $this->thread_index($mailbox, $sort_field, $sort_order);
- $this->_set_sort_order($sort_field, $sort_order);
+ $this->set_sort_order($sort_field, $sort_order);
if (!strlen($mailbox)) {
$mailbox = $this->mailbox;
}
- $key = "{$mailbox}:{$this->sort_field}:{$this->sort_order}:{$this->search_string}.msgi";
// we have a saved search result, get index from there
- if (!isset($this->icache[$key]) && $this->search_string
- && !$this->search_threads && $mailbox == $this->mailbox) {
- // use message index sort as default sorting
- if (!$this->sort_field) {
- $msgs = $this->search_set;
-
- if ($this->search_sort_field != 'date')
- sort($msgs);
-
- if ($this->sort_order == 'DESC')
- $this->icache[$key] = array_reverse($msgs);
- else
- $this->icache[$key] = $msgs;
+ if ($this->search_string) {
+ if ($this->search_threads) {
+ $this->search($mailbox, $this->search_string, $this->search_charset, $this->sort_field);
}
- // sort with SORT command
- else if ($this->search_sorted) {
- if ($this->sort_field && $this->search_sort_field != $this->sort_field)
- $this->search('', $this->search_string, $this->search_charset, $this->sort_field);
- if ($this->sort_order == 'DESC')
- $this->icache[$key] = array_reverse($this->search_set);
- else
- $this->icache[$key] = $this->search_set;
+ // use message index sort as default sorting
+ if (!$this->sort_field || $this->search_sorted) {
+ if ($this->sort_field && $this->search_sort_field != $this->sort_field) {
+ $this->search($mailbox, $this->search_string, $this->search_charset, $this->sort_field);
+ }
+ $index = $this->search_set;
}
else {
- $a_index = $this->conn->fetchHeaderIndex($mailbox,
- join(',', $this->search_set), $this->sort_field, $this->skip_deleted);
-
- if (is_array($a_index)) {
- if ($this->sort_order=="ASC")
- asort($a_index);
- else if ($this->sort_order=="DESC")
- arsort($a_index);
+ $index = $this->conn->index($mailbox, $this->search_set->get(),
+ $this->sort_field, $this->skip_deleted, true, true);
+ }
- $this->icache[$key] = array_keys($a_index);
- }
- else {
- $this->icache[$key] = array();
- }
+ if ($this->sort_order != $index->getParameters('ORDER')) {
+ $index->revert();
}
- }
- // have stored it in RAM
- if (isset($this->icache[$key]))
- return $this->icache[$key];
+ return $index;
+ }
// check local cache
if ($mcache = $this->get_mcache_engine()) {
- $a_index = $mcache->get_index($mailbox, $this->sort_field, $this->sort_order);
- $this->icache[$key] = array_keys($a_index);
+ $index = $mcache->get_index($mailbox, $this->sort_field, $this->sort_order);
}
// fetch from IMAP server
else {
- $this->icache[$key] = $this->message_index_direct(
+ $index = $this->message_index_direct(
$mailbox, $this->sort_field, $this->sort_order);
}
- return $this->icache[$key];
+ return $index;
}
/**
- * Return sorted array of message IDs (not UIDs) directly from IMAP server.
- * Doesn't use cache and ignores current search settings.
+ * Return sorted list of message UIDs ignoring current search settings.
+ * Doesn't uses cache by default.
*
* @param string $mailbox Mailbox to get index from
* @param string $sort_field Sort column
* @param string $sort_order Sort order [ASC, DESC]
+ * @param bool $skip_cache Disables cache usage
*
- * @return array Indexed array with message IDs
+ * @return rcube_result_index Sorted list of message UIDs
*/
- function message_index_direct($mailbox, $sort_field = null, $sort_order = null)
+ public function message_index_direct($mailbox, $sort_field = null, $sort_order = null, $skip_cache = true)
{
+ if (!$skip_cache && ($mcache = $this->get_mcache_engine())) {
+ $index = $mcache->get_index($mailbox, $sort_field, $sort_order);
+ }
// use message index sort as default sorting
- if (!$sort_field) {
- if ($this->skip_deleted) {
- $a_index = $this->conn->search($mailbox, 'ALL UNDELETED');
- // I didn't found that SEARCH should return sorted IDs
- if (is_array($a_index))
- sort($a_index);
- } else if ($max = $this->_messagecount($mailbox, 'ALL', true, false)) {
- $a_index = range(1, $max);
+ else if (!$sort_field) {
+ if ($this->skip_deleted && !empty($this->icache['undeleted_idx'])
+ && $this->icache['undeleted_idx']->getParameters('MAILBOX') == $mailbox
+ ) {
+ $index = $this->icache['undeleted_idx'];
+ }
+ else {
+ $index = $this->conn->search($mailbox,
+ 'ALL' .($this->skip_deleted ? ' UNDELETED' : ''), true);
}
-
- if ($a_index !== false && $sort_order == 'DESC')
- $a_index = array_reverse($a_index);
}
// fetch complete message index
- else if ($this->get_capability('SORT') &&
- ($a_index = $this->conn->sort($mailbox,
- $sort_field, $this->skip_deleted ? 'UNDELETED' : '')) !== false
- ) {
- if ($sort_order == 'DESC')
- $a_index = array_reverse($a_index);
+ else {
+ if ($this->get_capability('SORT')) {
+ $index = $this->conn->sort($mailbox, $sort_field,
+ $this->skip_deleted ? 'UNDELETED' : '', true);
+ }
+
+ if (empty($index) || $index->isError()) {
+ $index = $this->conn->index($mailbox, "1:*", $sort_field,
+ $this->skip_deleted, false, true);
+ }
}
- else if ($a_index = $this->conn->fetchHeaderIndex(
- $mailbox, "1:*", $sort_field, $skip_deleted)) {
- if ($sort_order=="ASC")
- asort($a_index);
- else if ($sort_order=="DESC")
- arsort($a_index);
- $a_index = array_keys($a_index);
+ if ($sort_order != $index->getParameters('ORDER')) {
+ $index->revert();
}
- return $a_index !== false ? $a_index : array();
+ return $index;
}
/**
- * Return sorted array of threaded message IDs (not UIDs)
+ * Return index of threaded message UIDs
*
* @param string $mailbox Mailbox to get index from
* @param string $sort_field Sort column
* @param string $sort_order Sort order [ASC, DESC]
- * @return array Indexed array with message IDs
+ *
+ * @return rcube_result_thread Message UIDs
*/
function thread_index($mailbox='', $sort_field=NULL, $sort_order=NULL)
{
- $this->_set_sort_order($sort_field, $sort_order);
-
if (!strlen($mailbox)) {
$mailbox = $this->mailbox;
}
- $key = "{$mailbox}:{$this->sort_field}:{$this->sort_order}:{$this->search_string}.thi";
// we have a saved search result, get index from there
- if (!isset($this->icache[$key]) && $this->search_string
- && $this->search_threads && $mailbox == $this->mailbox) {
- // use message IDs for better performance
- $ids = array_keys_recursive($this->search_set['tree']);
- $this->icache[$key] = $this->_flatten_threads($mailbox, $this->search_set['tree'], $ids);
+ if ($this->search_string && $this->search_threads && $mailbox == $this->mailbox) {
+ $threads = $this->search_set;
+ }
+ else {
+ // get all threads (default sort order)
+ $threads = $this->fetch_threads($mailbox);
}
- // have stored it in RAM
- if (isset($this->icache[$key]))
- return $this->icache[$key];
-
- // get all threads (default sort order)
- list ($thread_tree) = $this->fetch_threads($mailbox);
-
- $this->icache[$key] = $this->_flatten_threads($mailbox, $thread_tree);
+ $this->set_sort_order($sort_field, $sort_order);
+ $this->sort_threads($threads);
- return $this->icache[$key];
+ return $threads;
}
/**
- * Return array of threaded messages (all, not only roots)
+ * Sort threaded result, using THREAD=REFS method
*
- * @param string $mailbox Mailbox to get index from
- * @param array $thread_tree Threaded messages array (see fetch_threads())
- * @param array $ids Message IDs if we know what we need (e.g. search result)
- * for better performance
- * @return array Indexed array with message IDs
- *
- * @access private
+ * @param rcube_result_thread $threads Threads result set
*/
- private function _flatten_threads($mailbox, $thread_tree, $ids=null)
+ private function sort_threads($threads)
{
- if (empty($thread_tree))
- return array();
+ if ($threads->isEmpty()) {
+ return;
+ }
- $msg_index = $this->sort_threads($mailbox, $thread_tree, $ids);
+ // THREAD=ORDEREDSUBJECT: sorting by sent date of root message
+ // THREAD=REFERENCES: sorting by sent date of root message
+ // THREAD=REFS: sorting by the most recent date in each thread
- if ($this->sort_order == 'DESC')
- $msg_index = array_reverse($msg_index);
+ if ($this->sort_field && ($this->sort_field != 'date' || $this->get_capability('THREAD') != 'REFS')) {
+ $index = $this->message_index_direct($this->mailbox, $this->sort_field, $this->sort_order, false);
- // flatten threads array
- $all_ids = array();
- foreach ($msg_index as $root) {
- $all_ids[] = $root;
- if (!empty($thread_tree[$root])) {
- foreach (array_keys_recursive($thread_tree[$root]) as $val)
- $all_ids[] = $val;
+ if (!$index->isEmpty()) {
+ $threads->sort($index);
+ }
+ }
+ else {
+ if ($this->sort_order != $threads->getParameters('ORDER')) {
+ $threads->revert();
}
}
-
- return $all_ids;
}
@@ -1634,13 +1399,12 @@ class rcube_imap
* @param string $str Search criteria
* @param string $charset Search charset
* @param string $sort_field Header field to sort by
- * @return array search results as list of message IDs
* @access public
*/
- function search($mailbox='', $str=NULL, $charset=NULL, $sort_field=NULL)
+ function search($mailbox='', $str='ALL', $charset=NULL, $sort_field=NULL)
{
if (!$str)
- return false;
+ $str = 'ALL';
if (!strlen($mailbox)) {
$mailbox = $this->mailbox;
@@ -1648,10 +1412,8 @@ class rcube_imap
$results = $this->_search_index($mailbox, $str, $charset, $sort_field);
- $this->set_search_set($str, $results, $charset, $sort_field, (bool)$this->threading,
+ $this->set_search_set($str, $results, $charset, $sort_field,
$this->threading || $this->search_sorted ? true : false);
-
- return $results;
}
@@ -1663,7 +1425,7 @@ class rcube_imap
* @param string $charset Charset
* @param string $sort_field Sorting field
*
- * @return array search results as list of message ids
+ * @return rcube_result_index|rcube_result_thread Search results (UIDs)
* @see rcube_imap::search()
*/
private function _search_index($mailbox, $criteria='ALL', $charset=NULL, $sort_field=NULL)
@@ -1674,63 +1436,44 @@ class rcube_imap
$criteria = 'UNDELETED '.$criteria;
if ($this->threading) {
- $a_messages = $this->conn->thread($mailbox, $this->threading, $criteria, $charset);
+ $threads = $this->conn->thread($mailbox, $this->threading, $criteria, true, $charset);
// Error, try with US-ASCII (RFC5256: SORT/THREAD must support US-ASCII and UTF-8,
// but I've seen that Courier doesn't support UTF-8)
- if ($a_messages === false && $charset && $charset != 'US-ASCII')
- $a_messages = $this->conn->thread($mailbox, $this->threading,
- $this->convert_criteria($criteria, $charset), 'US-ASCII');
-
- if ($a_messages !== false) {
- list ($thread_tree, $msg_depth, $has_children) = $a_messages;
- $a_messages = array(
- 'tree' => $thread_tree,
- 'depth'=> $msg_depth,
- 'children' => $has_children
- );
- }
+ if ($threads->isError() && $charset && $charset != 'US-ASCII')
+ $threads = $this->conn->thread($mailbox, $this->threading,
+ $this->convert_criteria($criteria, $charset), true, 'US-ASCII');
- return $a_messages;
+ return $threads;
}
if ($sort_field && $this->get_capability('SORT')) {
- $charset = $charset ? $charset : $this->default_charset;
- $a_messages = $this->conn->sort($mailbox, $sort_field, $criteria, false, $charset);
+ $charset = $charset ? $charset : $this->default_charset;
+ $messages = $this->conn->sort($mailbox, $sort_field, $criteria, true, $charset);
// Error, try with US-ASCII (RFC5256: SORT/THREAD must support US-ASCII and UTF-8,
// but I've seen Courier with disabled UTF-8 support)
- if ($a_messages === false && $charset && $charset != 'US-ASCII')
- $a_messages = $this->conn->sort($mailbox, $sort_field,
- $this->convert_criteria($criteria, $charset), false, 'US-ASCII');
+ if ($messages->isError() && $charset && $charset != 'US-ASCII')
+ $messages = $this->conn->sort($mailbox, $sort_field,
+ $this->convert_criteria($criteria, $charset), true, 'US-ASCII');
- if ($a_messages !== false) {
+ if (!$messages->isError()) {
$this->search_sorted = true;
- return $a_messages;
+ return $messages;
}
}
- if ($orig_criteria == 'ALL') {
- $max = $this->_messagecount($mailbox, 'ALL', true, false);
- $a_messages = $max ? range(1, $max) : array();
- }
- else {
- $a_messages = $this->conn->search($mailbox,
- ($charset ? "CHARSET $charset " : '') . $criteria);
+ $messages = $this->conn->search($mailbox,
+ ($charset ? "CHARSET $charset " : '') . $criteria, true);
- // Error, try with US-ASCII (some servers may support only US-ASCII)
- if ($a_messages === false && $charset && $charset != 'US-ASCII')
- $a_messages = $this->conn->search($mailbox,
- 'CHARSET US-ASCII ' . $this->convert_criteria($criteria, $charset));
-
- // I didn't found that SEARCH should return sorted IDs
- if (is_array($a_messages) && !$this->sort_field)
- sort($a_messages);
- }
+ // Error, try with US-ASCII (some servers may support only US-ASCII)
+ if ($messages->isError() && $charset && $charset != 'US-ASCII')
+ $messages = $this->conn->search($mailbox,
+ 'CHARSET US-ASCII ' . $this->convert_criteria($criteria, $charset), true);
$this->search_sorted = false;
- return $a_messages;
+ return $messages;
}
@@ -1742,18 +1485,20 @@ class rcube_imap
* @param string $str Search string
* @param boolean $ret_uid True if UIDs should be returned
*
- * @return array Search results as list of message IDs or UIDs
+ * @return rcube_result_index Search result (UIDs)
*/
- function search_once($mailbox='', $str=NULL, $ret_uid=false)
+ function search_once($mailbox='', $str='ALL')
{
if (!$str)
- return false;
+ return 'ALL';
if (!strlen($mailbox)) {
$mailbox = $this->mailbox;
}
- return $this->conn->search($mailbox, $str, $ret_uid);
+ $index = $this->conn->search($mailbox, $str, true);
+
+ return $index;
}
@@ -1791,139 +1536,33 @@ class rcube_imap
/**
- * Sort thread
- *
- * @param string $mailbox Mailbox name
- * @param array $thread_tree Unsorted thread tree (rcube_imap_generic::thread() result)
- * @param array $ids Message IDs if we know what we need (e.g. search result)
- *
- * @return array Sorted roots IDs
- */
- function sort_threads($mailbox, $thread_tree, $ids = null)
- {
- // THREAD=ORDEREDSUBJECT: sorting by sent date of root message
- // THREAD=REFERENCES: sorting by sent date of root message
- // THREAD=REFS: sorting by the most recent date in each thread
-
- // default sorting
- if (!$this->sort_field || ($this->sort_field == 'date' && $this->threading == 'REFS')) {
- return array_keys((array)$thread_tree);
- }
- // here we'll implement REFS sorting
- else {
- if ($mcache = $this->get_mcache_engine()) {
- $a_index = $mcache->get_index($mailbox, $this->sort_field, 'ASC');
- if (is_array($a_index)) {
- $a_index = array_keys($a_index);
- // now we must remove IDs that doesn't exist in $ids
- if (!empty($ids))
- $a_index = array_intersect($a_index, $ids);
- }
- }
- // use SORT command
- else if ($this->get_capability('SORT') &&
- ($a_index = $this->conn->sort($mailbox, $this->sort_field,
- !empty($ids) ? $ids : ($this->skip_deleted ? 'UNDELETED' : ''))) !== false
- ) {
- // do nothing
- }
- else {
- // fetch specified headers for all messages and sort them
- $a_index = $this->conn->fetchHeaderIndex($mailbox, !empty($ids) ? $ids : "1:*",
- $this->sort_field, $this->skip_deleted);
-
- // return unsorted tree if we've got no index data
- if (!empty($a_index)) {
- asort($a_index); // ASC
- $a_index = array_values($a_index);
- }
- }
-
- if (empty($a_index))
- return array_keys((array)$thread_tree);
-
- return $this->_sort_thread_refs($thread_tree, $a_index);
- }
- }
-
-
- /**
- * THREAD=REFS sorting implementation
- *
- * @param array $tree Thread tree array (message identifiers as keys)
- * @param array $index Array of sorted message identifiers
- *
- * @return array Array of sorted roots messages
- */
- private function _sort_thread_refs($tree, $index)
- {
- if (empty($tree))
- return array();
-
- $index = array_combine(array_values($index), $index);
-
- // assign roots
- foreach ($tree as $idx => $val) {
- $index[$idx] = $idx;
- if (!empty($val)) {
- $idx_arr = array_keys_recursive($tree[$idx]);
- foreach ($idx_arr as $subidx)
- $index[$subidx] = $idx;
- }
- }
-
- $index = array_values($index);
-
- // create sorted array of roots
- $msg_index = array();
- if ($this->sort_order != 'DESC') {
- foreach ($index as $idx)
- if (!isset($msg_index[$idx]))
- $msg_index[$idx] = $idx;
- $msg_index = array_values($msg_index);
- }
- else {
- for ($x=count($index)-1; $x>=0; $x--)
- if (!isset($msg_index[$index[$x]]))
- $msg_index[$index[$x]] = $index[$x];
- $msg_index = array_reverse($msg_index);
- }
-
- return $msg_index;
- }
-
-
- /**
* Refresh saved search set
*
* @return array Current search set
*/
function refresh_search()
{
- if (!empty($this->search_string))
- $this->search_set = $this->search('', $this->search_string, $this->search_charset,
- $this->search_sort_field, $this->search_threads, $this->search_sorted);
+ if (!empty($this->search_string)) {
+ $this->search('', $this->search_string, $this->search_charset, $this->search_sort_field);
+ }
return $this->get_search_set();
}
/**
- * Check if the given message ID is part of the current search set
+ * Check if the given message UID is part of the current search set
+ *
+ * @param string $msgid Message UID
*
- * @param string $msgid Message id
* @return boolean True on match or if no search request is stored
*/
- function in_searchset($msgid)
+ function in_searchset($uid)
{
if (!empty($this->search_string)) {
- if ($this->search_threads)
- return isset($this->search_set['depth']["$msgid"]);
- else
- return in_array("$msgid", (array)$this->search_set, true);
+ return $this->search_set->exists($uid);
}
- else
- return true;
+ return true;
}
@@ -1981,7 +1620,7 @@ class rcube_imap
// message doesn't exist?
if (empty($headers))
- return null;
+ return null;
// structure might be cached
if (!empty($headers->structure))
@@ -2656,14 +2295,8 @@ class rcube_imap
// threads are too complicated to just remove messages from set
if ($this->search_threads || $all_mode)
$this->refresh_search();
- else {
- $a_uids = explode(',', $uids);
- foreach ($a_uids as $uid)
- $a_mids[] = $this->uid2id($uid, $from_mbox);
- $this->search_set = array_diff($this->search_set, $a_mids);
- }
- unset($a_mids);
- unset($a_uids);
+ else
+ $this->search_set->filter(explode(',', $uids));
}
// remove cached messages
@@ -2756,14 +2389,8 @@ class rcube_imap
// threads are too complicated to just remove messages from set
if ($this->search_threads || $all_mode)
$this->refresh_search();
- else {
- $a_uids = explode(',', $uids);
- foreach ($a_uids as $uid)
- $a_mids[] = $this->uid2id($uid, $mailbox);
- $this->search_set = array_diff($this->search_set, $a_mids);
- unset($a_uids);
- unset($a_mids);
- }
+ else
+ $this->search_set->filter(explode(',', $uids));
}
// remove cached messages
@@ -2882,19 +2509,8 @@ class rcube_imap
$all = true;
}
// get UIDs from current search set
- // @TODO: skip fetchUIDs() and work with IDs instead of UIDs (?)
else {
- if ($this->search_threads)
- $uids = $this->conn->fetchUIDs($mailbox, array_keys($this->search_set['depth']));
- else
- $uids = $this->conn->fetchUIDs($mailbox, $this->search_set);
-
- // save ID-to-UID mapping in local cache
- if (is_array($uids))
- foreach ($uids as $id => $uid)
- $this->uid_id_map[$mailbox][$uid] = $id;
-
- $uids = join(',', $uids);
+ $uids = join(',', $this->search_set->get());
}
}
else {
@@ -2909,43 +2525,6 @@ class rcube_imap
}
- /**
- * Translate UID to message ID
- *
- * @param int $uid Message UID
- * @param string $mailbox Mailbox name
- *
- * @return int Message ID
- */
- function get_id($uid, $mailbox=null)
- {
- if (!strlen($mailbox)) {
- $mailbox = $this->mailbox;
- }
-
- return $this->uid2id($uid, $mailbox);
- }
-
-
- /**
- * Translate message number to UID
- *
- * @param int $id Message ID
- * @param string $mailbox Mailbox name
- *
- * @return int Message UID
- */
- function get_uid($id, $mailbox=null)
- {
- if (!strlen($mailbox)) {
- $mailbox = $this->mailbox;
- }
-
- return $this->id2uid($id, $mailbox);
- }
-
-
-
/* --------------------------------
* folder managment
* --------------------------------*/
@@ -3592,9 +3171,10 @@ class rcube_imap
$data = $this->conn->data;
// add (E)SEARCH result for ALL UNDELETED query
- if (!empty($this->icache['undeleted_idx']) && $this->icache['undeleted_idx'][0] == $mailbox) {
- $data['ALL_UNDELETED'] = $this->icache['undeleted_idx'][1];
- $data['COUNT_UNDELETED'] = $this->icache['undeleted_idx'][2];
+ if (!empty($this->icache['undeleted_idx'])
+ && $this->icache['undeleted_idx']->getParameters('MAILBOX') == $mailbox
+ ) {
+ $data['UNDELETED'] = $this->icache['undeleted_idx'];
}
return $data;
@@ -4268,23 +3848,6 @@ class rcube_imap
}
- /**
- * Convert body charset to RCMAIL_CHARSET according to the ctype_parameters
- *
- * @param string $body Part body to decode
- * @param string $ctype_param Charset to convert from
- * @return string Content converted to internal charset
- */
- function charset_decode($body, $ctype_param)
- {
- if (is_array($ctype_param) && !empty($ctype_param['charset']))
- return rcube_charset_convert($body, $ctype_param['charset']);
-
- // defaults to what is specified in the class header
- return rcube_charset_convert($body, $this->default_charset);
- }
-
-
/* --------------------------------
* private methods
* --------------------------------*/
@@ -4296,7 +3859,7 @@ class rcube_imap
* @param string $sort_order Sort order
* @access private
*/
- private function _set_sort_order($sort_field, $sort_order)
+ private function set_sort_order($sort_field, $sort_order)
{
if ($sort_field != null)
$this->sort_field = asciiwords($sort_field);
@@ -4366,46 +3929,14 @@ class rcube_imap
/**
- * Finds message sequence ID for specified UID
- *
- * @param int $uid Message UID
- * @param string $mailbox Mailbox name
- * @param bool $force True to skip cache
- *
- * @return int Message (sequence) ID
- */
- function uid2id($uid, $mailbox = null, $force = false)
- {
- if (!strlen($mailbox)) {
- $mailbox = $this->mailbox;
- }
-
- if (!empty($this->uid_id_map[$mailbox][$uid])) {
- return $this->uid_id_map[$mailbox][$uid];
- }
-
- if (!$force && ($mcache = $this->get_mcache_engine()))
- $id = $mcache->uid2id($mailbox, $uid);
-
- if (empty($id))
- $id = $this->conn->UID2ID($mailbox, $uid);
-
- $this->uid_id_map[$mailbox][$uid] = $id;
-
- return $id;
- }
-
-
- /**
* Find UID of the specified message sequence ID
*
* @param int $id Message (sequence) ID
* @param string $mailbox Mailbox name
- * @param bool $force True to skip cache
*
* @return int Message UID
*/
- function id2uid($id, $mailbox = null, $force = false)
+ function id2uid($id, $mailbox = null)
{
if (!strlen($mailbox)) {
$mailbox = $this->mailbox;
@@ -4415,11 +3946,7 @@ class rcube_imap
return $uid;
}
- if (!$force && ($mcache = $this->get_mcache_engine()))
- $uid = $mcache->id2uid($mailbox, $id);
-
- if (empty($uid))
- $uid = $this->conn->ID2UID($mailbox, $id);
+ $uid = $this->conn->ID2UID($mailbox, $id);
$this->uid_id_map[$mailbox][$uid] = $id;
@@ -4705,24 +4232,19 @@ class rcube_message_part
*/
class rcube_header_sorter
{
- private $seqs = array();
private $uids = array();
/**
* Set the predetermined sort order.
*
- * @param array $index Numerically indexed array of IMAP ID or UIDs
- * @param bool $is_uid Set to true if $index contains UIDs
+ * @param array $index Numerically indexed array of IMAP UIDs
*/
- function set_index($index, $is_uid = false)
+ function set_index($index)
{
$index = array_flip($index);
- if ($is_uid)
- $this->uids = $index;
- else
- $this->seqs = $index;
+ $this->uids = $index;
}
/**
@@ -4732,30 +4254,7 @@ class rcube_header_sorter
*/
function sort_headers(&$headers)
{
- if (!empty($this->uids))
- uksort($headers, array($this, "compare_uids"));
- else
- uasort($headers, array($this, "compare_seqnums"));
- }
-
- /**
- * Sort method called by uasort()
- *
- * @param rcube_mail_header $a
- * @param rcube_mail_header $b
- */
- function compare_seqnums($a, $b)
- {
- // First get the sequence number from the header object (the 'id' field).
- $seqa = $a->id;
- $seqb = $b->id;
-
- // then find each sequence number in my ordered list
- $posa = isset($this->seqs[$seqa]) ? intval($this->seqs[$seqa]) : -1;
- $posb = isset($this->seqs[$seqb]) ? intval($this->seqs[$seqb]) : -1;
-
- // return the relative position as the comparison value
- return $posa - $posb;
+ uksort($headers, array($this, "compare_uids"));
}
/**
diff --git a/program/include/rcube_imap_cache.php b/program/include/rcube_imap_cache.php
index ee4e92542..b3585b8c1 100644
--- a/program/include/rcube_imap_cache.php
+++ b/program/include/rcube_imap_cache.php
@@ -108,7 +108,7 @@ class rcube_imap_cache
/**
- * Return (sorted) messages index.
+ * Return (sorted) messages index (UIDs).
* If index doesn't exist or is invalid, will be updated.
*
* @param string $mailbox Folder name
@@ -122,22 +122,22 @@ class rcube_imap_cache
{
if (empty($this->icache[$mailbox]))
$this->icache[$mailbox] = array();
-
+console('cache::get_index');
$sort_order = strtoupper($sort_order) == 'ASC' ? 'ASC' : 'DESC';
// Seek in internal cache
if (array_key_exists('index', $this->icache[$mailbox])) {
// The index was fetched from database already, but not validated yet
- if (!array_key_exists('result', $this->icache[$mailbox]['index'])) {
+ if (!array_key_exists('object', $this->icache[$mailbox]['index'])) {
$index = $this->icache[$mailbox]['index'];
}
// We've got a valid index
- else if ($sort_field == 'ANY' || $this->icache[$mailbox]['index']['sort_field'] == $sort_field
- ) {
- if ($this->icache[$mailbox]['index']['sort_order'] == $sort_order)
- return $this->icache[$mailbox]['index']['result'];
- else
- return array_reverse($this->icache[$mailbox]['index']['result'], true);
+ else if ($sort_field == 'ANY' || $this->icache[$mailbox]['index']['sort_field'] == $sort_field) {
+ $result = $this->icache[$mailbox]['index']['object'];
+ if ($result->getParameters('ORDER') != $sort_order) {
+ $result->revert();
+ }
+ return $result;
}
}
@@ -173,13 +173,13 @@ class rcube_imap_cache
else {
$is_valid = $this->validate($mailbox, $index, $exists);
}
-
+console("valid:".$is_valid);
if ($is_valid) {
- // build index, assign sequence IDs to unique IDs
- $data = array_combine($index['seq'], $index['uid']);
+ $data = $index['object'];
// revert the order if needed
- if ($index['sort_order'] != $sort_order)
- $data = array_reverse($data, true);
+ if ($data->getParameters('ORDER') != $sort_order) {
+ $data->revert();
+ }
}
}
else {
@@ -201,14 +201,12 @@ class rcube_imap_cache
$data = $this->get_index_data($mailbox, $sort_field, $sort_order, $mbox_data);
// insert/update
- $this->add_index_row($mailbox, $sort_field, $sort_order, $data, $mbox_data,
- $exists, $index['modseq']);
+ $this->add_index_row($mailbox, $sort_field, $data, $mbox_data, $exists, $index['modseq']);
}
$this->icache[$mailbox]['index'] = array(
- 'result' => $data,
+ 'object' => $data,
'sort_field' => $sort_field,
- 'sort_order' => $sort_order,
'modseq' => !empty($index['modseq']) ? $index['modseq'] : $mbox_data['HIGHESTMODSEQ']
);
@@ -233,11 +231,7 @@ class rcube_imap_cache
// Seek in internal cache
if (array_key_exists('thread', $this->icache[$mailbox])) {
- return array(
- $this->icache[$mailbox]['thread']['tree'],
- $this->icache[$mailbox]['thread']['depth'],
- $this->icache[$mailbox]['thread']['children'],
- );
+ return $this->icache[$mailbox]['thread']['object'];
}
// Get thread from DB (if DB wasn't already queried)
@@ -250,8 +244,6 @@ class rcube_imap_cache
$this->icache[$mailbox]['thread_queried'] = true;
}
- $data = null;
-
// Entry exist, check cache status
if (!empty($index)) {
$exists = true;
@@ -269,22 +261,21 @@ class rcube_imap_cache
if ($mbox_data['EXISTS']) {
// get all threads (default sort order)
- list ($thread_tree, $msg_depth, $has_children) = $this->imap->fetch_threads($mailbox, true);
+ $threads = $this->imap->fetch_threads($mailbox, true);
+ }
+ else {
+ $threads = new rcube_imap_result($mailbox, '');
}
- $index = array(
- 'tree' => !empty($thread_tree) ? $thread_tree : array(),
- 'depth' => !empty($msg_depth) ? $msg_depth : array(),
- 'children' => !empty($has_children) ? $has_children : array(),
- );
+ $index['object'] = $threads;
// insert/update
- $this->add_thread_row($mailbox, $index, $mbox_data, $exists);
+ $this->add_thread_row($mailbox, $threads, $mbox_data, $exists);
}
$this->icache[$mailbox]['thread'] = $index;
- return array($index['tree'], $index['depth'], $index['children']);
+ return $index['object'];
}
@@ -292,29 +283,16 @@ class rcube_imap_cache
* Returns list of messages (headers). See rcube_imap::fetch_headers().
*
* @param string $mailbox Folder name
- * @param array $msgs Message sequence numbers
- * @param bool $is_uid True if $msgs contains message UIDs
+ * @param array $msgs Message UIDs
*
* @return array The list of messages (rcube_mail_header) indexed by UID
*/
- function get_messages($mailbox, $msgs = array(), $is_uid = true)
+ function get_messages($mailbox, $msgs = array())
{
if (empty($msgs)) {
return array();
}
- // @TODO: it would be nice if we could work with UIDs only
- // then index would be not needed. For now we need it to
- // map id to uid here and to update message id for cached message
-
- // Convert IDs to UIDs
- $index = $this->get_index($mailbox, 'ANY');
- if (!$is_uid) {
- foreach ($msgs as $idx => $msgid)
- if ($uid = $index[$msgid])
- $msgs[$idx] = $uid;
- }
-
// Fetch messages from cache
$sql_result = $this->db->query(
"SELECT uid, data, flags"
@@ -334,10 +312,6 @@ class rcube_imap_cache
// save memory, we don't need message body here (?)
$result[$uid]->body = null;
- // update message ID according to index data
- if (!empty($index) && ($id = array_search($uid, $index)))
- $result[$uid]->id = $id;
-
if (!empty($result[$uid])) {
unset($msgs[$uid]);
}
@@ -345,7 +319,7 @@ class rcube_imap_cache
// Fetch not found messages from IMAP server
if (!empty($msgs)) {
- $messages = $this->imap->fetch_headers($mailbox, array_keys($msgs), true, true);
+ $messages = $this->imap->fetch_headers($mailbox, array_keys($msgs), false, true);
// Insert to DB and add to result list
if (!empty($messages)) {
@@ -391,11 +365,6 @@ class rcube_imap_cache
if ($sql_arr = $this->db->fetch_assoc($sql_result)) {
$message = $this->build_message($sql_arr);
$found = true;
-
- // update message ID according to index data
- $index = $this->get_index($mailbox, 'ANY');
- if (!empty($index) && ($id = array_search($uid, $index)))
- $message->id = $id;
}
// Get the message from IMAP server
@@ -617,45 +586,11 @@ class rcube_imap_cache
/**
- * @param string $mailbox Folder name
- * @param int $id Message (sequence) ID
- *
- * @return int Message UID
- */
- function id2uid($mailbox, $id)
- {
- if (!empty($this->icache['pending_index_update']))
- return null;
-
- // get index if it exists
- $index = $this->get_index($mailbox, 'ANY', null, true);
-
- return $index[$id];
- }
-
-
- /**
- * @param string $mailbox Folder name
- * @param int $uid Message UID
- *
- * @return int Message (sequence) ID
- */
- function uid2id($mailbox, $uid)
- {
- if (!empty($this->icache['pending_index_update']))
- return null;
-
- // get index if it exists
- $index = $this->get_index($mailbox, 'ANY', null, true);
-
- return array_search($uid, (array)$index);
- }
-
- /**
* Fetches index data from database
*/
private function get_index_row($mailbox)
{
+console('cache::get_index_row');
// Get index from DB
$sql_result = $this->db->query(
"SELECT data, valid"
@@ -665,18 +600,22 @@ class rcube_imap_cache
$this->userid, $mailbox);
if ($sql_arr = $this->db->fetch_assoc($sql_result)) {
- $data = explode('@', $sql_arr['data']);
+ $data = explode('@', $sql_arr['data']);
+ $index = @unserialize($data[0]);
+ unset($data[0]);
+
+ if (empty($index)) {
+ $index = new rcube_result_index($mailbox);
+ }
return array(
'valid' => $sql_arr['valid'],
- 'seq' => explode(',', $data[0]),
- 'uid' => explode(',', $data[1]),
- 'sort_field' => $data[2],
- 'sort_order' => $data[3],
- 'deleted' => $data[4],
- 'validity' => $data[5],
- 'uidnext' => $data[6],
- 'modseq' => $data[7],
+ 'object' => $index,
+ 'sort_field' => $data[1],
+ 'deleted' => $data[2],
+ 'validity' => $data[3],
+ 'uidnext' => $data[4],
+ 'modseq' => $data[5],
);
}
@@ -698,20 +637,16 @@ class rcube_imap_cache
$this->userid, $mailbox);
if ($sql_arr = $this->db->fetch_assoc($sql_result)) {
- $data = explode('@', $sql_arr['data']);
+ $data = explode('@', $sql_arr['data']);
+ $thread = @unserialize($data[0]);
+ unset($data[0]);
- // Uncompress data, see add_thread_row()
- // $data[0] = str_replace(array('*', '^', '#'), array(';a:0:{}', 'i:', ';a:1:'), $data[0]);
- $data[0] = unserialize($data[0]);
-
- // build 'depth' and 'children' arrays
- $depth = $children = array();
- $this->build_thread_data($data[0], $depth, $children);
+ if (empty($thread)) {
+ $thread = new rcube_imap_result($mailbox);
+ }
return array(
- 'tree' => $data[0],
- 'depth' => $depth,
- 'children' => $children,
+ 'object' => $thread,
'deleted' => $data[1],
'validity' => $data[2],
'uidnext' => $data[3],
@@ -725,14 +660,12 @@ class rcube_imap_cache
/**
* Saves index data into database
*/
- private function add_index_row($mailbox, $sort_field, $sort_order,
- $data = array(), $mbox_data = array(), $exists = false, $modseq = null)
+ private function add_index_row($mailbox, $sort_field,
+ $data, $mbox_data = array(), $exists = false, $modseq = null)
{
$data = array(
- implode(',', array_keys($data)),
- implode(',', array_values($data)),
+ serialize($data),
$sort_field,
- $sort_order,
(int) $this->skip_deleted,
(int) $mbox_data['UIDVALIDITY'],
(int) $mbox_data['UIDNEXT'],
@@ -759,14 +692,10 @@ class rcube_imap_cache
/**
* Saves thread data into database
*/
- private function add_thread_row($mailbox, $data = array(), $mbox_data = array(), $exists = false)
+ private function add_thread_row($mailbox, $data, $mbox_data = array(), $exists = false)
{
- $tree = serialize($data['tree']);
- // This significantly reduces data length
-// $tree = str_replace(array(';a:0:{}', 'i:', ';a:1:'), array('*', '^', '#'), $tree);
-
$data = array(
- $tree,
+ serialize($data),
(int) $this->skip_deleted,
(int) $mbox_data['UIDVALIDITY'],
(int) $mbox_data['UIDNEXT'],
@@ -794,7 +723,8 @@ class rcube_imap_cache
*/
private function validate($mailbox, $index, &$exists = true)
{
- $is_thread = isset($index['tree']);
+ $object = $index['object'];
+ $is_thread = is_a($object, 'rcube_result_thread');
// Get mailbox data (UIDVALIDITY, counters, etc.) for status check
$mbox_data = $this->imap->mailbox_data($mailbox);
@@ -814,21 +744,21 @@ class rcube_imap_cache
// Folder is empty but cache isn't
if (empty($mbox_data['EXISTS'])) {
- if (!empty($index['seq']) || !empty($index['tree'])) {
+ if (!$object->isEmpty()) {
$this->clear($mailbox);
$exists = false;
return false;
}
}
// Folder is not empty but cache is
- else if (empty($index['seq']) && empty($index['tree'])) {
+ else if ($object->isEmpty()) {
unset($this->icache[$mailbox][$is_thread ? 'thread' : 'index']);
return false;
}
// Validation flag
if (!$is_thread && empty($index['valid'])) {
- unset($this->icache[$mailbox][$is_thread ? 'thread' : 'index']);
+ unset($this->icache[$mailbox]['index']);
return false;
}
@@ -853,7 +783,7 @@ class rcube_imap_cache
// @TODO: find better validity check for threaded index
if ($is_thread) {
// check messages number...
- if (!$this->skip_deleted && $mbox_data['EXISTS'] != @max(array_keys($index['depth']))) {
+ if (!$this->skip_deleted && $mbox_data['EXISTS'] != $object->countMessages()) {
return false;
}
return true;
@@ -862,14 +792,15 @@ class rcube_imap_cache
// The rest of checks, more expensive
if (!empty($this->skip_deleted)) {
// compare counts if available
- if ($mbox_data['COUNT_UNDELETED'] != null
- && $mbox_data['COUNT_UNDELETED'] != count($index['uid'])) {
+ if (!empty($mbox_data['UNDELETED'])
+ && $mbox_data['UNDELETED']->count() != $object->count()
+ ) {
return false;
}
// compare UID sets
- if ($mbox_data['ALL_UNDELETED'] != null) {
- $uids_new = rcube_imap_generic::uncompressMessageSet($mbox_data['ALL_UNDELETED']);
- $uids_old = $index['uid'];
+ if (!empty($mbox_data['UNDELETED'])) {
+ $uids_new = $mbox_data['UNDELETED']->get();
+ $uids_old = $object->get();
if (count($uids_new) != count($uids_old)) {
return false;
@@ -884,20 +815,20 @@ class rcube_imap_cache
else {
// get all undeleted messages excluding cached UIDs
$ids = $this->imap->search_once($mailbox, 'ALL UNDELETED NOT UID '.
- rcube_imap_generic::compressMessageSet($index['uid']));
+ rcube_imap_generic::compressMessageSet($object->get()));
- if (!empty($ids)) {
+ if (!$ids->isEmpty()) {
return false;
}
}
}
else {
// check messages number...
- if ($mbox_data['EXISTS'] != max($index['seq'])) {
+ if ($mbox_data['EXISTS'] != $object->count()) {
return false;
}
// ... and max UID
- if (max($index['uid']) != $this->imap->id2uid($mbox_data['EXISTS'], $mailbox, true)) {
+ if ($object->max() != $this->imap->id2uid($mbox_data['EXISTS'], $mailbox, true)) {
return false;
}
}
@@ -1060,7 +991,7 @@ class rcube_imap_cache
}
$sort_field = $index['sort_field'];
- $sort_order = $index['sort_order'];
+ $sort_order = $index['object']->getParameters('ORDER');
$exists = true;
// Validate index
@@ -1069,14 +1000,14 @@ class rcube_imap_cache
$data = $this->get_index_data($mailbox, $sort_field, $sort_order, $mbox_data);
}
else {
- $data = array_combine($index['seq'], $index['uid']);
+ $data = $index['object'];
}
// update index and/or HIGHESTMODSEQ value
- $this->add_index_row($mailbox, $sort_field, $sort_order, $data, $mbox_data, $exists);
+ $this->add_index_row($mailbox, $sort_field, $data, $mbox_data, $exists);
// update internal cache for get_index()
- $this->icache[$mailbox]['index']['result'] = $data;
+ $this->icache[$mailbox]['index']['object'] = $data;
}
@@ -1103,20 +1034,6 @@ class rcube_imap_cache
/**
- * Creates 'depth' and 'children' arrays from stored thread 'tree' data.
- */
- private function build_thread_data($data, &$depth, &$children, $level = 0)
- {
- foreach ((array)$data as $key => $val) {
- $children[$key] = !empty($val);
- $depth[$key] = $level;
- if (!empty($val))
- $this->build_thread_data($val, $depth, $children, $level + 1);
- }
- }
-
-
- /**
* Saves message stored in internal cache
*/
private function save_icache()
@@ -1170,43 +1087,18 @@ class rcube_imap_cache
*/
private function get_index_data($mailbox, $sort_field, $sort_order, $mbox_data = array())
{
- $data = array();
-
if (empty($mbox_data)) {
$mbox_data = $this->imap->mailbox_data($mailbox);
}
- // Prevent infinite loop.
- // It happens when rcube_imap::message_index_direct() is called.
- // There id2uid() is called which will again call get_index() and so on.
- if (!$sort_field && !$this->skip_deleted)
- $this->icache['pending_index_update'] = true;
-
if ($mbox_data['EXISTS']) {
// fetch sorted sequence numbers
- $data_seq = $this->imap->message_index_direct($mailbox, $sort_field, $sort_order);
- // fetch UIDs
- if (!empty($data_seq)) {
- // Seek in internal cache
- if (array_key_exists('index', (array)$this->icache[$mailbox])
- && array_key_exists('result', (array)$this->icache[$mailbox]['index'])
- )
- $data_uid = $this->icache[$mailbox]['index']['result'];
- else
- $data_uid = $this->imap->conn->fetchUIDs($mailbox, $data_seq);
-
- // build index
- if (!empty($data_uid)) {
- foreach ($data_seq as $seq)
- if ($uid = $data_uid[$seq])
- $data[$seq] = $uid;
- }
- }
+ $index = $this->imap->message_index_direct($mailbox, $sort_field, $sort_order);
+ }
+ else {
+ $index = new rcube_result_index($mailbox, '* SORT');
}
- // Reset internal flags
- $this->icache['pending_index_update'] = false;
-
- return $data;
+ return $index;
}
}
diff --git a/program/include/rcube_imap_generic.php b/program/include/rcube_imap_generic.php
index a4e921fe6..ad147e5fd 100644
--- a/program/include/rcube_imap_generic.php
+++ b/program/include/rcube_imap_generic.php
@@ -26,7 +26,6 @@
*/
-
/**
* Struct representing an e-mail message header
*
@@ -1218,8 +1217,8 @@ class rcube_imap_generic
// Invoke SEARCH as a fallback
$index = $this->search($mailbox, 'ALL UNSEEN', false, array('COUNT'));
- if (is_array($index)) {
- return (int) $index['COUNT'];
+ if (!$index->isError()) {
+ return $index->count();
}
return false;
@@ -1293,8 +1292,21 @@ class rcube_imap_generic
return false;
}
- function sort($mailbox, $field, $add='', $is_uid=FALSE, $encoding = 'US-ASCII')
+ /**
+ * Executes SORT command
+ *
+ * @param string $mailbox Mailbox name
+ * @param string $field Field to sort by (ARRIVAL, CC, DATE, FROM, SIZE, SUBJECT, TO)
+ * @param string $add Searching criteria
+ * @param bool $return_uid Enables UID SORT usage
+ * @param string $encoding Character set
+ *
+ * @return rcube_result_index Response data
+ */
+ function sort($mailbox, $field, $add='', $return_uid=false, $encoding = 'US-ASCII')
{
+ require_once dirname(__FILE__) . '/rcube_result_index.php';
+
$field = strtoupper($field);
if ($field == 'INTERNALDATE') {
$field = 'ARRIVAL';
@@ -1304,33 +1316,61 @@ class rcube_imap_generic
'FROM' => 1, 'SIZE' => 1, 'SUBJECT' => 1, 'TO' => 1);
if (!$fields[$field]) {
- return false;
+ return new rcube_result_index($mailbox);
}
if (!$this->select($mailbox)) {
- return false;
+ return new rcube_result_index($mailbox);
}
// message IDs
if (!empty($add))
$add = $this->compressMessageSet($add);
- list($code, $response) = $this->execute($is_uid ? 'UID SORT' : 'SORT',
+ list($code, $response) = $this->execute($return_uid ? 'UID SORT' : 'SORT',
array("($field)", $encoding, 'ALL' . (!empty($add) ? ' '.$add : '')));
- if ($code == self::ERROR_OK) {
- // remove prefix and unilateral untagged server responses
- $response = substr($response, stripos($response, '* SORT') + 7);
- if ($pos = strpos($response, '*')) {
- $response = substr($response, 0, $pos);
- }
- return preg_split('/[\s\r\n]+/', $response, -1, PREG_SPLIT_NO_EMPTY);
+ if ($code != self::ERROR_OK) {
+ $response = null;
}
- return false;
+ return new rcube_result_index($mailbox, $response);
}
- function fetchHeaderIndex($mailbox, $message_set, $index_field='', $skip_deleted=true, $uidfetch=false)
+ /**
+ * Simulates SORT command by using FETCH and sorting.
+ *
+ * @param string $mailbox Mailbox name
+ * @param string|array $message_set Searching criteria (list of messages to return)
+ * @param string $index_field Field to sort by (ARRIVAL, CC, DATE, FROM, SIZE, SUBJECT, TO)
+ * @param bool $skip_deleted Makes that DELETED messages will be skipped
+ * @param bool $uidfetch Enables UID FETCH usage
+ * @param bool $return_uid Enables returning UIDs instead of IDs
+ *
+ * @return rcube_result_index Response data
+ */
+ function index($mailbox, $message_set, $index_field='', $skip_deleted=true,
+ $uidfetch=false, $return_uid=false)
+ {
+ require_once dirname(__FILE__) . '/rcube_result_index.php';
+
+ $msg_index = $this->fetchHeaderIndex($mailbox, $message_set,
+ $index_field, $skip_deleted, $uidfetch, $return_uid);
+
+ if (!empty($msg_index)) {
+ asort($msg_index); // ASC
+ $msg_index = array_keys($msg_index);
+ $msg_index = '* SEARCH ' . implode(' ', $msg_index);
+ }
+ else {
+ $msg_index = is_array($msg_index) ? '* SEARCH' : null;
+ }
+
+ return new rcube_result_index($mailbox, $msg_index);
+ }
+
+ function fetchHeaderIndex($mailbox, $message_set, $index_field='', $skip_deleted=true,
+ $uidfetch=false, $return_uid=false)
{
if (is_array($message_set)) {
if (!($message_set = $this->compressMessageSet($message_set)))
@@ -1370,25 +1410,32 @@ class rcube_imap_generic
}
// build FETCH command string
- $key = $this->nextTag();
- $cmd = $uidfetch ? 'UID FETCH' : 'FETCH';
- $deleted = $skip_deleted ? ' FLAGS' : '';
-
- if ($mode == 1 && $index_field == 'DATE')
- $request = " $cmd $message_set (INTERNALDATE BODY.PEEK[HEADER.FIELDS (DATE)]$deleted)";
- else if ($mode == 1)
- $request = " $cmd $message_set (BODY.PEEK[HEADER.FIELDS ($index_field)]$deleted)";
+ $key = $this->nextTag();
+ $cmd = $uidfetch ? 'UID FETCH' : 'FETCH';
+ $fields = array();
+
+ if ($return_uid)
+ $fields[] = 'UID';
+ if ($skip_deleted)
+ $fields[] = 'FLAGS';
+
+ if ($mode == 1) {
+ if ($index_field == 'DATE')
+ $fields[] = 'INTERNALDATE';
+ $fields[] = "BODY.PEEK[HEADER.FIELDS ($index_field)]";
+ }
else if ($mode == 2) {
if ($index_field == 'SIZE')
- $request = " $cmd $message_set (RFC822.SIZE$deleted)";
- else
- $request = " $cmd $message_set ($index_field$deleted)";
- } else if ($mode == 3)
- $request = " $cmd $message_set (FLAGS)";
- else // 4
- $request = " $cmd $message_set (INTERNALDATE$deleted)";
+ $fields[] = 'RFC822.SIZE';
+ else if (!$return_uid || $index_field != 'UID')
+ $fields[] = $index_field;
+ }
+ else if ($mode == 3 && !$skip_deleted)
+ $fields[] = 'FLAGS';
+ else if ($mode == 4)
+ $fields[] = 'INTERNALDATE';
- $request = $key . $request;
+ $request = "$key $cmd $message_set (" . implode(' ', $fields) . ")";
if (!$this->putLine($request)) {
$this->setError(self::ERROR_COMMAND, "Unable to send command: $request");
@@ -1405,6 +1452,12 @@ class rcube_imap_generic
$id = $m[1];
$flags = NULL;
+ if ($return_uid) {
+ if (preg_match('/UID ([0-9]+)/', $line, $matches))
+ $id = (int) $matches[1];
+ else
+ continue;
+ }
if ($skip_deleted && preg_match('/FLAGS \(([^)]+)\)/', $line, $matches)) {
$flags = explode(' ', strtoupper($matches[1]));
if (in_array('\\DELETED', $flags)) {
@@ -1534,9 +1587,11 @@ class rcube_imap_generic
function UID2ID($mailbox, $uid)
{
if ($uid > 0) {
- $id_a = $this->search($mailbox, "UID $uid");
- if (is_array($id_a) && count($id_a) == 1) {
- return (int) $id_a[0];
+ $index = $this->search($mailbox, "UID $uid");
+
+ if ($index->count() == 1) {
+ $arr = $index->get();
+ return (int) $arr[0];
}
}
return null;
@@ -1560,23 +1615,16 @@ class rcube_imap_generic
return null;
}
- list($code, $response) = $this->execute('FETCH', array($id, '(UID)'));
+ $index = $this->search($mailbox, $id, true);
- if ($code == self::ERROR_OK && preg_match("/^\* $id FETCH \(UID (.*)\)/i", $response, $m)) {
- return (int) $m[1];
+ if ($index->count() == 1) {
+ $arr = $index->get();
+ return (int) $arr[0];
}
return null;
}
- function fetchUIDs($mailbox, $message_set=null)
- {
- if (empty($message_set))
- $message_set = '1:*';
-
- return $this->fetchHeaderIndex($mailbox, $message_set, 'UID', false);
- }
-
/**
* FETCH command (RFC3501)
*
@@ -1970,68 +2018,30 @@ class rcube_imap_generic
return $r;
}
- // Don't be tempted to change $str to pass by reference to speed this up - it will slow it down by about
- // 7 times instead :-) See comments on http://uk2.php.net/references and this article:
- // http://derickrethans.nl/files/phparch-php-variables-article.pdf
- private function parseThread($str, $begin, $end, $root, $parent, $depth, &$depthmap, &$haschildren)
- {
- $node = array();
- if ($str[$begin] != '(') {
- $stop = $begin + strspn($str, '1234567890', $begin, $end - $begin);
- $msg = substr($str, $begin, $stop - $begin);
- if ($msg == 0)
- return $node;
- if (is_null($root))
- $root = $msg;
- $depthmap[$msg] = $depth;
- $haschildren[$msg] = false;
- if (!is_null($parent))
- $haschildren[$parent] = true;
- if ($stop + 1 < $end)
- $node[$msg] = $this->parseThread($str, $stop + 1, $end, $root, $msg, $depth + 1, $depthmap, $haschildren);
- else
- $node[$msg] = array();
- } else {
- $off = $begin;
- while ($off < $end) {
- $start = $off;
- $off++;
- $n = 1;
- while ($n > 0) {
- $p = strpos($str, ')', $off);
- if ($p === false) {
- error_log("Mismatched brackets parsing IMAP THREAD response:");
- error_log(substr($str, ($begin < 10) ? 0 : ($begin - 10), $end - $begin + 20));
- error_log(str_repeat(' ', $off - (($begin < 10) ? 0 : ($begin - 10))));
- return $node;
- }
- $p1 = strpos($str, '(', $off);
- if ($p1 !== false && $p1 < $p) {
- $off = $p1 + 1;
- $n++;
- } else {
- $off = $p + 1;
- $n--;
- }
- }
- $node += $this->parseThread($str, $start + 1, $off - 1, $root, $parent, $depth, $depthmap, $haschildren);
- }
- }
-
- return $node;
- }
-
- function thread($mailbox, $algorithm='REFERENCES', $criteria='', $encoding='US-ASCII')
+ /**
+ * Executes THREAD command
+ *
+ * @param string $mailbox Mailbox name
+ * @param string $algorithm Threading algorithm (ORDEREDSUBJECT, REFERENCES, REFS)
+ * @param string $criteria Searching criteria
+ * @param bool $return_uid Enables UIDs in result instead of sequence numbers
+ * @param string $encoding Character set
+ *
+ * @return rcube_result_thread Thread data
+ */
+ function thread($mailbox, $algorithm='REFERENCES', $criteria='', $return_uid=false, $encoding='US-ASCII')
{
+ require_once dirname(__FILE__) . '/rcube_result_thread.php';
+
$old_sel = $this->selected;
if (!$this->select($mailbox)) {
- return false;
+ return new rcube_result_thread($mailbox);
}
// return empty result when folder is empty and we're just after SELECT
if ($old_sel != $mailbox && !$this->data['EXISTS']) {
- return array(array(), array(), array());
+ return new rcube_result_thread($mailbox);
}
$encoding = $encoding ? trim($encoding) : 'US-ASCII';
@@ -2039,28 +2049,14 @@ class rcube_imap_generic
$criteria = $criteria ? 'ALL '.trim($criteria) : 'ALL';
$data = '';
- list($code, $response) = $this->execute('THREAD', array(
- $algorithm, $encoding, $criteria));
+ list($code, $response) = $this->execute($return_uid ? 'UID THREAD' : 'THREAD',
+ array($algorithm, $encoding, $criteria));
- if ($code == self::ERROR_OK) {
- // remove prefix...
- $response = substr($response, stripos($response, '* THREAD') + 9);
- // ...unilateral untagged server responses
- if ($pos = strpos($response, '*')) {
- $response = substr($response, 0, $pos);
- }
-
- $response = str_replace("\r\n", '', $response);
- $depthmap = array();
- $haschildren = array();
-
- $tree = $this->parseThread($response, 0, strlen($response),
- null, null, 0, $depthmap, $haschildren);
-
- return array($tree, $depthmap, $haschildren);
+ if ($code != self::ERROR_OK) {
+ $response = null;
}
- return false;
+ return new rcube_result_thread($mailbox, $response);
}
/**
@@ -2071,22 +2067,27 @@ class rcube_imap_generic
* @param bool $return_uid Enable UID in result instead of sequence ID
* @param array $items Return items (MIN, MAX, COUNT, ALL)
*
- * @return array Message identifiers or item-value hash
+ * @return rcube_result_index Result data
*/
function search($mailbox, $criteria, $return_uid=false, $items=array())
{
+ require_once dirname(__FILE__) . '/rcube_result_index.php';
+
$old_sel = $this->selected;
if (!$this->select($mailbox)) {
- return false;
+ return new rcube_result_index($mailbox);
}
// return empty result when folder is empty and we're just after SELECT
if ($old_sel != $mailbox && !$this->data['EXISTS']) {
- if (!empty($items))
- return array_combine($items, array_fill(0, count($items), 0));
- else
- return array();
+ return new rcube_result_index($mailbox, '* SEARCH');
+ }
+
+ // If ESEARCH is supported always use ALL
+ // but not when items are specified or using simple id2uid search
+ if (empty($items) && ((int) $criteria != $criteria)) {
+ $items = array('ALL');
}
$esearch = empty($items) ? false : $this->getCapability('ESEARCH');
@@ -2097,6 +2098,7 @@ class rcube_imap_generic
if (!empty($items) && $esearch) {
$params .= 'RETURN (' . implode(' ', $items) . ')';
}
+
if (!empty($criteria)) {
$modseq = stripos($criteria, 'MODSEQ') !== false;
$params .= ($params ? ' ' : '') . $criteria;
@@ -2108,65 +2110,11 @@ class rcube_imap_generic
list($code, $response) = $this->execute($return_uid ? 'UID SEARCH' : 'SEARCH',
array($params));
- if ($code == self::ERROR_OK) {
- // remove prefix...
- $response = substr($response, stripos($response,
- $esearch ? '* ESEARCH' : '* SEARCH') + ($esearch ? 10 : 9));
- // ...and unilateral untagged server responses
- if ($pos = strpos($response, '*')) {
- $response = rtrim(substr($response, 0, $pos));
- }
-
- // remove MODSEQ response
- if ($modseq) {
- if (preg_match('/\(MODSEQ ([0-9]+)\)$/', $response, $m)) {
- $response = substr($response, 0, -strlen($m[0]));
- }
- }
-
- if ($esearch) {
- // Skip prefix: ... (TAG "A285") UID ...
- $this->tokenizeResponse($response, $return_uid ? 2 : 1);
-
- $result = array();
- for ($i=0; $i<count($items); $i++) {
- // If the SEARCH returns no matches, the server MUST NOT
- // include the item result option in the ESEARCH response
- if ($ret = $this->tokenizeResponse($response, 2)) {
- list ($name, $value) = $ret;
- $result[$name] = $value;
- }
- }
-
- return $result;
- }
- else {
- $response = preg_split('/[\s\r\n]+/', $response, -1, PREG_SPLIT_NO_EMPTY);
-
- if (!empty($items)) {
- $result = array();
- if (in_array('COUNT', $items)) {
- $result['COUNT'] = count($response);
- }
- if (in_array('MIN', $items)) {
- $result['MIN'] = !empty($response) ? min($response) : 0;
- }
- if (in_array('MAX', $items)) {
- $result['MAX'] = !empty($response) ? max($response) : 0;
- }
- if (in_array('ALL', $items)) {
- $result['ALL'] = $this->compressMessageSet($response, true);
- }
-
- return $result;
- }
- else {
- return $response;
- }
- }
+ if ($code != self::ERROR_OK) {
+ $response = null;
}
- return false;
+ return new rcube_result_index($mailbox, $response);
}
/**
diff --git a/program/include/rcube_result_index.php b/program/include/rcube_result_index.php
new file mode 100644
index 000000000..4decaf9e8
--- /dev/null
+++ b/program/include/rcube_result_index.php
@@ -0,0 +1,446 @@
+<?php
+
+/*
+ +-----------------------------------------------------------------------+
+ | program/include/rcube_result_index.php |
+ | |
+ | This file is part of the Roundcube Webmail client |
+ | Copyright (C) 2005-2011, The Roundcube Dev Team |
+ | Copyright (C) 2011, Kolab Systems AG |
+ | Licensed under the GNU GPL |
+ | |
+ | PURPOSE: |
+ | SORT/SEARCH/ESEARCH response handler |
+ | |
+ +-----------------------------------------------------------------------+
+ | Author: Thomas Bruederli <roundcube@gmail.com> |
+ | Author: Aleksander Machniak <alec@alec.pl> |
+ +-----------------------------------------------------------------------+
+
+ $Id: rcube_imap.php 5347 2011-10-19 06:35:29Z alec $
+
+*/
+
+
+/**
+ * Class for accessing IMAP's SORT/SEARCH/ESEARCH result
+ */
+class rcube_result_index
+{
+ private $raw_data;
+ private $mailbox;
+ private $meta = array();
+ private $params = array();
+ private $order = 'ASC';
+
+ const SEPARATOR_ELEMENT = ' ';
+
+
+ /**
+ * Object constructor.
+ */
+ public function __construct($mailbox = null, $data = null)
+ {
+ $this->mailbox = $mailbox;
+ $this->init($data);
+ }
+
+
+ /**
+ * Initializes object with SORT command response
+ *
+ * @param string $data IMAP response string
+ */
+ public function init($data = null)
+ {
+ $this->meta = array();
+
+ $data = explode('*', (string)$data);
+
+ // ...skip unilateral untagged server responses
+ for ($i=0, $len=count($data); $i<$len; $i++) {
+ $data_item = &$data[$i];
+ if (preg_match('/^ SORT/i', $data_item)) {
+ $data_item = substr($data_item, 5);
+ break;
+ }
+ else if (preg_match('/^ (E?SEARCH)/i', $data_item, $m)) {
+ $data_item = substr($data_item, strlen($m[0]));
+
+ if (strtoupper($m[1]) == 'ESEARCH') {
+ $data_item = trim($data_item);
+ // remove MODSEQ response
+ if (preg_match('/\(MODSEQ ([0-9]+)\)$/i', $data_item, $m)) {
+ $data_item = substr($data_item, 0, -strlen($m[0]));
+ $this->params['MODSEQ'] = $m[1];
+ }
+ // remove TAG response part
+ if (preg_match('/^\(TAG ["a-z0-9]+\)\s*/i', $data_item, $m)) {
+ $data_item = substr($data_item, strlen($m[0]));
+ }
+ // remove UID
+ $data_item = preg_replace('/^UID\s*/i', '', $data_item);
+
+ // ESEARCH parameters
+ while (preg_match('/^([a-z]+) ([0-9:,]+)\s*/i', $data_item, $m)) {
+ $param = strtoupper($m[1]);
+ $value = $m[2];
+
+ $this->params[strtoupper($m[1])] = $value;
+ $data_item = substr($data_item, strlen($m[0]));
+
+ if (in_array($param, array('COUNT', 'MIN', 'MAX'))) {
+ $this->meta[strtolower($param)] = (int) $m[2];
+ }
+ }
+
+// @TODO: Implement compression using compressMessageSet() in __sleep() and __wakeup() ?
+// @TODO: work with compressed result?!
+ if (isset($this->params['ALL'])) {
+ $data[$idx] = implode(self::SEPARATOR_ELEMENT,
+ rcube_imap_generic::uncompressMessageSet($this->params['ALL']));
+ }
+ }
+
+ break;
+ }
+
+ unset($data[$i]);
+ }
+
+ if (empty($data)) {
+ return;
+ }
+
+ $data = array_shift($data);
+ $data = trim($data);
+ $data = preg_replace('/[\r\n]/', '', $data);
+ $data = preg_replace('/\s+/', ' ', $data);
+
+ $this->raw_data = $data;
+ }
+
+
+ /**
+ * Checks the result from IMAP command
+ *
+ * @return bool True if the result is an error, False otherwise
+ */
+ public function isError()
+ {
+ return $this->raw_data === null ? true : false;
+ }
+
+
+ /**
+ * Checks if the result is empty
+ *
+ * @return bool True if the result is empty, False otherwise
+ */
+ public function isEmpty()
+ {
+ return empty($this->raw_data) ? true : false;
+ }
+
+
+ /**
+ * Returns number of elements in the result
+ *
+ * @return int Number of elements
+ */
+ public function count()
+ {
+ if ($this->meta['count'] !== null)
+ return $this->meta['count'];
+
+ if (empty($this->raw_data)) {
+ $this->meta['count'] = 0;
+ $this->meta['length'] = 0;
+ }
+ else
+ // @TODO: check performance substr_count() vs. explode()
+ $this->meta['count'] = 1 + substr_count($this->raw_data, self::SEPARATOR_ELEMENT);
+
+ return $this->meta['count'];
+ }
+
+
+ /**
+ * Returns number of elements in the result.
+ * Alias for count() for compatibility with rcube_result_thread
+ *
+ * @return int Number of elements
+ */
+ public function countMessages()
+ {
+ return $this->count();
+ }
+
+
+ /**
+ * Returns maximal message identifier in the result
+ *
+ * @return int Maximal message identifier
+ */
+ public function max()
+ {
+ if (!isset($this->meta['max'])) {
+ // @TODO: do it by parsing raw_data?
+ $this->meta['max'] = (int) @max($this->get());
+ }
+
+ return $this->meta['max'];
+ }
+
+
+ /**
+ * Returns minimal message identifier in the result
+ *
+ * @return int Minimal message identifier
+ */
+ public function min()
+ {
+ if (!isset($this->meta['min'])) {
+ // @TODO: do it by parsing raw_data?
+ $this->meta['min'] = (int) @min($this->get());
+ }
+
+ return $this->meta['min'];
+ }
+
+
+ /**
+ * Slices data set.
+ *
+ * @param $offset Offset (as for PHP's array_slice())
+ * @param $length Number of elements (as for PHP's array_slice())
+ *
+ */
+ public function slice($offset, $length)
+ {
+ $data = $this->get();
+ $data = array_slice($data, $offset, $length);
+
+ $this->meta = array();
+ $this->meta['count'] = count($data);
+ $this->raw_data = implode(self::SEPARATOR_ELEMENT, $data);
+ }
+
+
+ /**
+ * Filters data set. Removes elements listed in $ids list.
+ *
+ * @param array $ids List of IDs to remove.
+ */
+ public function filter($ids = array())
+ {
+ $data = $this->get();
+ $data = array_diff($data, $ids);
+
+ $this->meta = array();
+ $this->meta['count'] = count($data);
+ $this->raw_data = implode(self::SEPARATOR_ELEMENT, $data);
+ }
+
+
+ /**
+ * Filters data set. Removes elements not listed in $ids list.
+ *
+ * @param array $ids List of IDs to keep.
+ */
+ public function intersect($ids = array())
+ {
+ $data = $this->get();
+ $data = array_intersect($data, $ids);
+
+ $this->meta = array();
+ $this->meta['count'] = count($data);
+ $this->raw_data = implode(self::SEPARATOR_ELEMENT, $data);
+ }
+
+
+ /**
+ * Reverts order of elements in the result
+ */
+ public function revert()
+ {
+ $this->order = $this->order == 'ASC' ? 'DESC' : 'ASC';
+
+ if (empty($this->raw_data)) {
+ return;
+ }
+
+ // @TODO: maybe do this in chunks
+ $data = $this->get();
+ $data = array_reverse($data);
+ $this->raw_data = implode(self::SEPARATOR_ELEMENT, $data);
+
+ $this->meta['pos'] = array();
+ }
+
+
+ /**
+ * Check if the given message ID exists in the object
+ *
+ * @param int $msgid Message ID
+ * @param bool $get_index When enabled element's index will be returned.
+ * Elements are indexed starting with 0
+ *
+ * @return mixed False if message ID doesn't exist, True if exists or
+ * index of the element if $get_index=true
+ */
+ public function exists($msgid, $get_index = false)
+ {
+ if (empty($this->raw_data)) {
+ return false;
+ }
+
+ $msgid = (int) $msgid;
+ $begin = implode('|', array('^', preg_quote(self::SEPARATOR_ELEMENT, '/')));
+ $end = implode('|', array('$', preg_quote(self::SEPARATOR_ELEMENT, '/')));
+
+ if (preg_match("/($begin)$msgid($end)/", $this->raw_data, $m,
+ $get_index ? PREG_OFFSET_CAPTURE : null)
+ ) {
+ if ($get_index) {
+ $idx = 0;
+ if ($m[0][1]) {
+ $idx = 1 + substr_count($this->raw_data, self::SEPARATOR_ELEMENT, 0, $m[0][1]);
+ }
+ // cache position of this element, so we can use it in getElement()
+ $this->meta['pos'][$idx] = (int)$m[0][1];
+
+ return $idx;
+ }
+ return true;
+ }
+
+ return false;
+ }
+
+
+ /**
+ * Return all messages in the result.
+ *
+ * @return array List of message IDs
+ */
+ public function get()
+ {
+ if (empty($this->raw_data)) {
+ return array();
+ }
+ return explode(self::SEPARATOR_ELEMENT, $this->raw_data);
+ }
+
+
+ /**
+ * Return all messages in the result.
+ *
+ * @return array List of message IDs
+ */
+ public function getCompressed()
+ {
+ if (empty($this->raw_data)) {
+ return '';
+ }
+
+ return rcube_imap_generic::compressMessageSet($this->get());
+ }
+
+
+ /**
+ * Return result element at specified index
+ *
+ * @param int|string $index Element's index or "FIRST" or "LAST"
+ *
+ * @return int Element value
+ */
+ public function getElement($index)
+ {
+ $count = $this->count();
+
+ if (!$count) {
+ return null;
+ }
+
+ // first element
+ if ($index === 0 || $index === '0' || $index === 'FIRST') {
+ $pos = strpos($this->raw_data, self::SEPARATOR_ELEMENT);
+ if ($pos === false)
+ $result = (int) $this->raw_data;
+ else
+ $result = (int) substr($this->raw_data, 0, $pos);
+
+ return $result;
+ }
+
+ // last element
+ if ($index === 'LAST' || $index == $count-1) {
+ $pos = strrpos($this->raw_data, self::SEPARATOR_ELEMENT);
+ if ($pos === false)
+ $result = (int) $this->raw_data;
+ else
+ $result = (int) substr($this->raw_data, $pos);
+
+ return $result;
+ }
+
+ // do we know the position of the element or the neighbour of it?
+ if (!empty($this->meta['pos'])) {
+ if (isset($this->meta['pos'][$index]))
+ $pos = $this->meta['pos'][$index];
+ else if (isset($this->meta['pos'][$index-1]))
+ $pos = strpos($this->raw_data, self::SEPARATOR_ELEMENT,
+ $this->meta['pos'][$index-1] + 1);
+ else if (isset($this->meta['pos'][$index+1]))
+ $pos = strrpos($this->raw_data, self::SEPARATOR_ELEMENT,
+ $this->meta['pos'][$index+1] - $this->length() - 1);
+
+ if (isset($pos) && preg_match('/([0-9]+)/', $this->raw_data, $m, null, $pos)) {
+ return (int) $m[1];
+ }
+ }
+
+ // Finally use less effective method
+ $data = explode(self::SEPARATOR_ELEMENT, $this->raw_data);
+
+ return $data[$index];
+ }
+
+
+ /**
+ * Returns response parameters, e.g. ESEARCH's MIN/MAX/COUNT/ALL/MODSEQ
+ * or internal data e.g. MAILBOX, ORDER
+ *
+ * @param string $param Parameter name
+ *
+ * @return array|string Response parameters or parameter value
+ */
+ public function getParameters($param=null)
+ {
+ $params = $this->params;
+ $params['MAILBOX'] = $this->mailbox;
+ $params['ORDER'] = $this->order;
+
+ if ($param !== null) {
+ return $params[$param];
+ }
+
+ return $params;
+ }
+
+
+ /**
+ * Returns length of internal data representation
+ *
+ * @return int Data length
+ */
+ private function length()
+ {
+ if (!isset($this->meta['length'])) {
+ $this->meta['length'] = strlen($this->raw_data);
+ }
+
+ return $this->meta['length'];
+ }
+}
diff --git a/program/include/rcube_result_thread.php b/program/include/rcube_result_thread.php
new file mode 100644
index 000000000..f0f1356fa
--- /dev/null
+++ b/program/include/rcube_result_thread.php
@@ -0,0 +1,670 @@
+<?php
+
+/*
+ +-----------------------------------------------------------------------+
+ | program/include/rcube_result_thread.php |
+ | |
+ | This file is part of the Roundcube Webmail client |
+ | Copyright (C) 2005-2011, The Roundcube Dev Team |
+ | Copyright (C) 2011, Kolab Systems AG |
+ | Licensed under the GNU GPL |
+ | |
+ | PURPOSE: |
+ | THREAD response handler |
+ | |
+ +-----------------------------------------------------------------------+
+ | Author: Thomas Bruederli <roundcube@gmail.com> |
+ | Author: Aleksander Machniak <alec@alec.pl> |
+ +-----------------------------------------------------------------------+
+
+ $Id: rcube_imap.php 5347 2011-10-19 06:35:29Z alec $
+
+*/
+
+
+/**
+ * Class for accessing IMAP's THREAD result
+ */
+class rcube_result_thread
+{
+ private $raw_data;
+ private $mailbox;
+ private $meta = array();
+ private $order = 'ASC';
+
+ const SEPARATOR_ELEMENT = ' ';
+ const SEPARATOR_ITEM = '~';
+ const SEPARATOR_LEVEL = ':';
+
+
+ /**
+ * Object constructor.
+ */
+ public function __construct($mailbox = null, $data = null)
+ {
+ $this->mailbox = $mailbox;
+ $this->init($data);
+ }
+
+
+ /**
+ * Initializes object with IMAP command response
+ *
+ * @param string $data IMAP response string
+ */
+ public function init($data = null)
+ {
+ $this->meta = array();
+
+ $data = explode('*', (string)$data);
+
+ // ...skip unilateral untagged server responses
+ for ($i=0, $len=count($data); $i<$len; $i++) {
+ if (preg_match('/^ THREAD/i', $data[$i])) {
+ $data[$i] = substr($data[$i], 7);
+ break;
+ }
+
+ unset($data[$i]);
+ }
+
+ if (empty($data)) {
+ return;
+ }
+
+ $data = array_shift($data);
+ $data = trim($data);
+ $data = preg_replace('/[\r\n]/', '', $data);
+ $data = preg_replace('/\s+/', ' ', $data);
+
+ $this->raw_data = $this->parseThread($data);
+ }
+
+
+ /**
+ * Checks the result from IMAP command
+ *
+ * @return bool True if the result is an error, False otherwise
+ */
+ public function isError()
+ {
+ return $this->raw_data === null ? true : false;
+ }
+
+
+ /**
+ * Checks if the result is empty
+ *
+ * @return bool True if the result is empty, False otherwise
+ */
+ public function isEmpty()
+ {
+ return empty($this->raw_data) ? true : false;
+ }
+
+
+ /**
+ * Returns number of elements (threads) in the result
+ *
+ * @return int Number of elements
+ */
+ public function count()
+ {
+ if ($this->meta['count'] !== null)
+ return $this->meta['count'];
+
+ if (empty($this->raw_data)) {
+ $this->meta['count'] = 0;
+ }
+ else
+ $this->meta['count'] = 1 + substr_count($this->raw_data, self::SEPARATOR_ELEMENT);
+
+ if (!$this->meta['count'])
+ $this->meta['messages'] = 0;
+
+ return $this->meta['count'];
+ }
+
+
+ /**
+ * Returns number of all messages in the result
+ *
+ * @return int Number of elements
+ */
+ public function countMessages()
+ {
+ if ($this->meta['messages'] !== null)
+ return $this->meta['messages'];
+
+ if (empty($this->raw_data)) {
+ $this->meta['messages'] = 0;
+ }
+ else {
+ $regexp = '/((^|' . preg_quote(self::SEPARATOR_ELEMENT, '/')
+ . '|' . preg_quote(self::SEPARATOR_ITEM, '/') . ')[0-9]+)/';
+
+ // @TODO: can we do this in a better way?
+ $this->meta['messages'] = preg_match_all($regexp, $this->raw_data, $m);
+ }
+
+ if ($this->meta['messages'] == 0 || $this->meta['messages'] == 1)
+ $this->meta['count'] = $this->meta['messages'];
+
+ return $this->meta['messages'];
+ }
+
+
+ /**
+ * Returns maximum message identifier in the result
+ *
+ * @return int Maximum message identifier
+ */
+ public function max()
+ {
+ if (!isset($this->meta['max'])) {
+ // @TODO: do it by parsing raw_data?
+ $this->meta['max'] = (int) @max($this->get());
+ }
+ return $this->meta['max'];
+ }
+
+
+ /**
+ * Returns minimum message identifier in the result
+ *
+ * @return int Minimum message identifier
+ */
+ public function min()
+ {
+ if (!isset($this->meta['min'])) {
+ // @TODO: do it by parsing raw_data?
+ $this->meta['min'] = (int) @min($this->get());
+ }
+ return $this->meta['min'];
+ }
+
+
+ /**
+ * Slices data set.
+ *
+ * @param $offset Offset (as for PHP's array_slice())
+ * @param $length Number of elements (as for PHP's array_slice())
+ */
+ public function slice($offset, $length)
+ {
+ $data = explode(self::SEPARATOR_ELEMENT, $this->raw_data);
+ $data = array_slice($data, $offset, $length);
+
+ $this->meta = array();
+ $this->meta['count'] = count($data);
+ $this->raw_data = implode(self::SEPARATOR_ELEMENT, $data);
+ }
+
+
+ /**
+ * Filters data set. Removes threads not listed in $roots list.
+ *
+ * @param array $roots List of IDs of thread roots.
+ */
+ public function filter($roots)
+ {
+ $datalen = strlen($this->raw_data);
+ $roots = array_flip($roots);
+ $result = '';
+ $start = 0;
+
+ $this->meta = array();
+ $this->meta['count'] = 0;
+
+ while (($pos = @strpos($this->raw_data, self::SEPARATOR_ELEMENT, $start))
+ || ($start < $datalen && ($pos = $datalen))
+ ) {
+ $len = $pos - $start;
+ $elem = substr($this->raw_data, $start, $len);
+ $start = $pos + 1;
+
+ // extract root message ID
+ if ($npos = strpos($elem, self::SEPARATOR_ITEM)) {
+ $root = (int) substr($elem, 0, $npos);
+ }
+ else {
+ $root = $elem;
+ }
+
+ if (isset($roots[$root])) {
+ $this->meta['count']++;
+ $result .= self::SEPARATOR_ELEMENT . $elem;
+ }
+ }
+
+ $this->raw_data = ltrim($result, self::SEPARATOR_ELEMENT);
+ }
+
+
+ /**
+ * Reverts order of elements in the result
+ */
+ public function revert()
+ {
+ $this->order = $this->order == 'ASC' ? 'DESC' : 'ASC';
+
+ if (empty($this->raw_data)) {
+ return;
+ }
+
+ $this->meta['pos'] = array();
+ $datalen = strlen($this->raw_data);
+ $result = '';
+ $start = 0;
+
+ while (($pos = @strpos($this->raw_data, self::SEPARATOR_ELEMENT, $start))
+ || ($start < $datalen && ($pos = $datalen))
+ ) {
+ $len = $pos - $start;
+ $elem = substr($this->raw_data, $start, $len);
+ $start = $pos + 1;
+
+ $result = $elem . self::SEPARATOR_ELEMENT . $result;
+ }
+
+ $this->raw_data = rtrim($result, self::SEPARATOR_ELEMENT);
+ }
+
+
+ /**
+ * Check if the given message ID exists in the object
+ *
+ * @param int $msgid Message ID
+ * @param bool $get_index When enabled element's index will be returned.
+ * Elements are indexed starting with 0
+ *
+ * @return boolean True on success, False if message ID doesn't exist
+ */
+ public function exists($msgid, $get_index = false)
+ {
+ $msgid = (int) $msgid;
+ $begin = implode('|', array(
+ '^',
+ preg_quote(self::SEPARATOR_ELEMENT, '/'),
+ preg_quote(self::SEPARATOR_LEVEL, '/'),
+ ));
+ $end = implode('|', array(
+ '$',
+ preg_quote(self::SEPARATOR_ELEMENT, '/'),
+ preg_quote(self::SEPARATOR_ITEM, '/'),
+ ));
+
+ if (preg_match("/($begin)$msgid($end)/", $this->raw_data, $m,
+ $get_index ? PREG_OFFSET_CAPTURE : null)
+ ) {
+ if ($get_index) {
+ $idx = 0;
+ if ($m[0][1]) {
+ $idx = substr_count($this->raw_data, self::SEPARATOR_ELEMENT, 0, $m[0][1]+1)
+ + substr_count($this->raw_data, self::SEPARATOR_ITEM, 0, $m[0][1]+1);
+ }
+ // cache position of this element, so we can use it in getElement()
+ $this->meta['pos'][$idx] = (int)$m[0][1];
+
+ return $idx;
+ }
+ return true;
+ }
+
+ return false;
+ }
+
+
+ /**
+ * Return IDs of all messages in the result. Threaded data will be flattened.
+ *
+ * @return array List of message identifiers
+ */
+ public function get()
+ {
+ if (empty($this->raw_data)) {
+ return array();
+ }
+
+ $regexp = '/(' . preg_quote(self::SEPARATOR_ELEMENT, '/')
+ . '|' . preg_quote(self::SEPARATOR_ITEM, '/') . '[0-9]+' . preg_quote(self::SEPARATOR_LEVEL, '/')
+ .')/';
+
+ return preg_split($regexp, $this->raw_data);
+ }
+
+
+ /**
+ * Return all messages in the result.
+ *
+ * @return array List of message identifiers
+ */
+ public function getCompressed()
+ {
+ if (empty($this->raw_data)) {
+ return '';
+ }
+
+ return rcube_imap_generic::compressMessageSet($this->get());
+ }
+
+
+ /**
+ * Return result element at specified index (all messages, not roots)
+ *
+ * @param int|string $index Element's index or "FIRST" or "LAST"
+ *
+ * @return int Element value
+ */
+ public function getElement($index)
+ {
+ $count = $this->count();
+
+ if (!$count) {
+ return null;
+ }
+
+ // first element
+ if ($index === 0 || $index === '0' || $index === 'FIRST') {
+ preg_match('/^([0-9]+)/', $this->raw_data, $m);
+ $result = (int) $m[1];
+ return $result;
+ }
+
+ // last element
+ if ($index === 'LAST' || $index == $count-1) {
+ preg_match('/([0-9]+)$/', $this->raw_data, $m);
+ $result = (int) $m[1];
+ return $result;
+ }
+
+ // do we know the position of the element or the neighbour of it?
+ if (!empty($this->meta['pos'])) {
+ $element = preg_quote(self::SEPARATOR_ELEMENT, '/');
+ $item = preg_quote(self::SEPARATOR_ITEM, '/') . '[0-9]+' . preg_quote(self::SEPARATOR_LEVEL, '/') .'?';
+ $regexp = '(' . $element . '|' . $item . ')';
+
+ if (isset($this->meta['pos'][$index])) {
+ if (preg_match('/([0-9]+)/', $this->raw_data, $m, null, $this->meta['pos'][$index]))
+ $result = $m[1];
+ }
+ else if (isset($this->meta['pos'][$index-1])) {
+ // get chunk of data after previous element
+ $data = substr($this->raw_data, $this->meta['pos'][$index-1]+1, 50);
+ $data = preg_replace('/^[0-9]+/', '', $data); // remove UID at $index position
+ $data = preg_replace("/^$regexp/", '', $data); // remove separator
+ if (preg_match('/^([0-9]+)/', $data, $m))
+ $result = $m[1];
+ }
+ else if (isset($this->meta['pos'][$index+1])) {
+ // get chunk of data before next element
+ $pos = max(0, $this->meta['pos'][$index+1] - 50);
+ $len = min(50, $this->meta['pos'][$index+1]);
+ $data = substr($this->raw_data, $pos, $len);
+ $data = preg_replace("/$regexp\$/", '', $data); // remove separator
+
+ if (preg_match('/([0-9]+)$/', $data, $m))
+ $result = $m[1];
+ }
+
+ if (isset($result)) {
+ return (int) $result;
+ }
+ }
+
+ // Finally use less effective method
+ $data = $this->get();
+
+ return $data[$index];
+ }
+
+
+ /**
+ * Returns response parameters e.g. MAILBOX, ORDER
+ *
+ * @param string $param Parameter name
+ *
+ * @return array|string Response parameters or parameter value
+ */
+ public function getParameters($param=null)
+ {
+ $params = $this->params;
+ $params['MAILBOX'] = $this->mailbox;
+ $params['ORDER'] = $this->order;
+
+ if ($param !== null) {
+ return $params[$param];
+ }
+
+ return $params;
+ }
+
+
+ /**
+ * THREAD=REFS sorting implementation (based on provided index)
+ *
+ * @param rcube_result_index $index Sorted message identifiers
+ */
+ public function sort($index)
+ {
+ $this->sort_order = $index->getParameters('ORDER');
+
+ if (empty($this->raw_data)) {
+ return;
+ }
+
+ // when sorting search result it's good to make the index smaller
+ if ($index->count() != $this->countMessages()) {
+ $index->intersect($this->get());
+ }
+
+ $result = array_fill_keys($index->get(), null);
+ $datalen = strlen($this->raw_data);
+ $start = 0;
+
+ // Here we're parsing raw_data twice, we want only one big array
+ // in memory at a time
+
+ // Assign roots
+ while (($pos = @strpos($this->raw_data, self::SEPARATOR_ELEMENT, $start))
+ || ($start < $datalen && ($pos = $datalen))
+ ) {
+ $len = $pos - $start;
+ $elem = substr($this->raw_data, $start, $len);
+ $start = $pos + 1;
+
+ $items = explode(self::SEPARATOR_ITEM, $elem);
+ $root = (int) array_shift($items);
+
+ $result[$elem] = $elem;
+ foreach ($items as $item) {
+ list($lv, $id) = explode(self::SEPARATOR_LEVEL, $item);
+ $result[$id] = $root;
+ }
+ }
+
+ // get only unique roots
+ $result = array_filter($result); // make sure there are no nulls
+ $result = array_unique($result, SORT_NUMERIC);
+
+ // Re-sort raw data
+ $result = array_fill_keys($result, null);
+ $start = 0;
+
+ while (($pos = @strpos($this->raw_data, self::SEPARATOR_ELEMENT, $start))
+ || ($start < $datalen && ($pos = $datalen))
+ ) {
+ $len = $pos - $start;
+ $elem = substr($this->raw_data, $start, $len);
+ $start = $pos + 1;
+
+ $npos = strpos($elem, self::SEPARATOR_ITEM);
+ $root = (int) ($npos ? substr($elem, 0, $npos) : $elem);
+
+ $result[$root] = $elem;
+ }
+
+ $this->raw_data = implode(self::SEPARATOR_ELEMENT, $result);
+ }
+
+
+ /**
+ * Returns data as tree
+ *
+ * @return array Data tree
+ */
+ public function getTree()
+ {
+ $datalen = strlen($this->raw_data);
+ $result = array();
+ $start = 0;
+
+ while (($pos = @strpos($this->raw_data, self::SEPARATOR_ELEMENT, $start))
+ || ($start < $datalen && ($pos = $datalen))
+ ) {
+ $len = $pos - $start;
+ $elem = substr($this->raw_data, $start, $len);
+ $items = explode(self::SEPARATOR_ITEM, $elem);
+ $result[array_shift($items)] = $this->buildThread($items);
+ $start = $pos + 1;
+ }
+
+ return $result;
+ }
+
+
+ /**
+ * Returns thread depth and children data
+ *
+ * @return array Thread data
+ */
+ public function getThreadData()
+ {
+ $data = $this->getTree();
+ $depth = array();
+ $children = array();
+
+ $this->buildThreadData($data, $depth, $children);
+
+ return array($depth, $children);
+ }
+
+
+ /**
+ * Creates 'depth' and 'children' arrays from stored thread 'tree' data.
+ */
+ private function buildThreadData($data, &$depth, &$children, $level = 0)
+ {
+ foreach ((array)$data as $key => $val) {
+ $children[$key] = !empty($val);
+ $depth[$key] = $level;
+ if (!empty($val))
+ $this->buildThreadData($val, $depth, $children, $level + 1);
+ }
+ }
+
+
+ /**
+ * Converts part of the raw thread into an array
+ */
+ private function buildThread($items, $level = 1, &$pos = 0)
+ {
+ $result = array();
+
+ for ($len=count($items); $pos < $len; $pos++) {
+ list($lv, $id) = explode(self::SEPARATOR_LEVEL, $items[$pos]);
+ if ($level == $lv) {
+ $pos++;
+ $result[$id] = $this->buildThread($items, $level+1, $pos);
+ }
+ else {
+ $pos--;
+ break;
+ }
+ }
+
+ return $result;
+ }
+
+
+ /**
+ * IMAP THREAD response parser
+ */
+ private function parseThread($str, $begin = 0, $end = 0, $depth = 0)
+ {
+ // Don't be tempted to change $str to pass by reference to speed this up - it will slow it down by about
+ // 7 times instead :-) See comments on http://uk2.php.net/references and this article:
+ // http://derickrethans.nl/files/phparch-php-variables-article.pdf
+ $node = '';
+ if (!$end) {
+ $end = strlen($str);
+ }
+
+ // Let's try to store data in max. compacted stracture as a string,
+ // arrays handling is much more expensive
+ // For the following structure: THREAD (2)(3 6 (4 23)(44 7 96))
+ // -- 2
+ //
+ // -- 3
+ // \-- 6
+ // |-- 4
+ // | \-- 23
+ // |
+ // \-- 44
+ // \-- 7
+ // \-- 96
+ //
+ // The output will be: 2,3^1:6^2:4^3:23^2:44^3:7^4:96
+
+ if ($str[$begin] != '(') {
+ $stop = $begin + strspn($str, '1234567890', $begin, $end - $begin);
+ $msg = substr($str, $begin, $stop - $begin);
+ if (!$msg) {
+ return $node;
+ }
+
+ $this->meta['messages']++;
+
+ $node .= ($depth ? self::SEPARATOR_ITEM.$depth.self::SEPARATOR_LEVEL : '').$msg;
+
+ if ($stop + 1 < $end) {
+ $node .= $this->parseThread($str, $stop + 1, $end, $depth + 1);
+ }
+ } else {
+ $off = $begin;
+ while ($off < $end) {
+ $start = $off;
+ $off++;
+ $n = 1;
+ while ($n > 0) {
+ $p = strpos($str, ')', $off);
+ if ($p === false) {
+ // error, wrong structure, mismatched brackets in IMAP THREAD response
+ // @TODO: write error to the log or maybe set $this->raw_data = null;
+ return $node;
+ }
+ $p1 = strpos($str, '(', $off);
+ if ($p1 !== false && $p1 < $p) {
+ $off = $p1 + 1;
+ $n++;
+ } else {
+ $off = $p + 1;
+ $n--;
+ }
+ }
+
+ $thread = $this->parseThread($str, $start + 1, $off - 1, $depth);
+ if ($thread) {
+ if (!$depth) {
+ if ($node) {
+ $node .= self::SEPARATOR_ELEMENT;
+ }
+ }
+ $node .= $thread;
+ }
+ }
+ }
+
+ return $node;
+ }
+}
diff --git a/program/steps/mail/func.inc b/program/steps/mail/func.inc
index a1db45ec2..7e3a86cb5 100644
--- a/program/steps/mail/func.inc
+++ b/program/steps/mail/func.inc
@@ -93,7 +93,7 @@ if (empty($RCMAIL->action) || $RCMAIL->action == 'list') {
$_SESSION['search'] = $IMAP->get_search_set();
$_SESSION['search_request'] = $search_request;
$OUTPUT->set_env('search_request', $search_request);
- }
+ }
$search_mods = $RCMAIL->config->get('search_mods', $SEARCH_MODS_DEFAULT);
$OUTPUT->set_env('search_mods', $search_mods);
diff --git a/program/steps/mail/pagenav.inc b/program/steps/mail/pagenav.inc
index 974b3b46f..16844f4e1 100644
--- a/program/steps/mail/pagenav.inc
+++ b/program/steps/mail/pagenav.inc
@@ -19,52 +19,29 @@
*/
-$uid = get_input_value('_uid', RCUBE_INPUT_GET);
-
-// Select mailbox first, for better performance
-$mbox_name = $IMAP->get_mailbox_name();
-$IMAP->select_mailbox($mbox_name);
-
-// Get messages count (only messages, no threads here)
-$cnt = $IMAP->messagecount(NULL, 'ALL');
-
-if ($_SESSION['sort_col'] == 'date' && $_SESSION['sort_order'] == 'DESC'
- && empty($_REQUEST['_search']) && !$CONFIG['skip_deleted'] && !$IMAP->threading
-) {
- // this assumes that we are sorted by date_DESC
- $seq = $IMAP->get_id($uid);
- $index = $cnt - $seq;
-
- $prev = $IMAP->get_uid($seq + 1);
- $first = $IMAP->get_uid($cnt);
- $next = $IMAP->get_uid($seq - 1);
- $last = $IMAP->get_uid(1);
-}
-else {
- // Only if we use custom sorting
- $a_msg_index = $IMAP->message_index(NULL, $_SESSION['sort_col'], $_SESSION['sort_order']);
-
- $index = array_search($IMAP->get_id($uid), $a_msg_index);
-
- $count = count($a_msg_index);
- $prev = isset($a_msg_index[$index-1]) ? $IMAP->get_uid($a_msg_index[$index-1]) : -1;
- $first = $count > 1 ? $IMAP->get_uid($a_msg_index[0]) : -1;
- $next = isset($a_msg_index[$index+1]) ? $IMAP->get_uid($a_msg_index[$index+1]) : -1;
- $last = $count > 1 ? $IMAP->get_uid($a_msg_index[$count-1]) : -1;
+$uid = get_input_value('_uid', RCUBE_INPUT_GET);
+$index = $IMAP->message_index(null, $_SESSION['sort_col'], $_SESSION['sort_order']);
+$cnt = $index->countMessages();
+
+if ($cnt && ($pos = $index->exists($uid, true)) !== false) {
+ $prev = $pos ? $index->getElement($pos-1) : 0;
+ $first = $pos ? $index->getElement('FIRST') : 0;
+ $next = $pos < $cnt-1 ? $index->getElement($pos+1) : 0;
+ $last = $pos < $cnt-1 ? $index->getElement('LAST') : 0;
}
// Set UIDs and activate navigation buttons
-if ($prev > 0) {
+if ($prev) {
$OUTPUT->set_env('prev_uid', $prev);
$OUTPUT->command('enable_command', 'previousmessage', 'firstmessage', true);
}
-if ($next > 0) {
+if ($next) {
$OUTPUT->set_env('next_uid', $next);
$OUTPUT->command('enable_command', 'nextmessage', 'lastmessage', true);
}
-if ($first > 0)
+if ($first)
$OUTPUT->set_env('first_uid', $first);
-if ($last > 0)
+if ($last)
$OUTPUT->set_env('last_uid', $last);
// Don't need a real messages count value
@@ -73,7 +50,7 @@ $OUTPUT->set_env('messagecount', 1);
// Set rowcount text
$OUTPUT->command('set_rowcount', rcube_label(array(
'name' => 'messagenrof',
- 'vars' => array('nr' => $index+1, 'count' => $cnt)
+ 'vars' => array('nr' => $pos+1, 'count' => $cnt)
)));
$OUTPUT->send();
diff --git a/program/steps/mail/search.inc b/program/steps/mail/search.inc
index 49f31e0c1..05ba9d23e 100644
--- a/program/steps/mail/search.inc
+++ b/program/steps/mail/search.inc
@@ -109,10 +109,6 @@ $search_str = trim($search_str);
if ($search_str)
$IMAP->search($mbox, $search_str, $imap_charset, $_SESSION['sort_col']);
-// Get the headers
-$result_h = $IMAP->list_headers($mbox, 1, $_SESSION['sort_col'], $_SESSION['sort_order']);
-$count = $IMAP->messagecount(NULL, $IMAP->threading ? 'THREADS' : 'ALL');
-
// save search results in session
if (!is_array($_SESSION['search']))
$_SESSION['search'] = array();
@@ -123,6 +119,12 @@ if ($search_str) {
}
$_SESSION['search_request'] = $search_request;
+
+// Get the headers
+$result_h = $IMAP->list_headers($mbox, 1, $_SESSION['sort_col'], $_SESSION['sort_order']);
+$count = $IMAP->messagecount($mbox, $IMAP->threading ? 'THREADS' : 'ALL');
+
+
// Make sure we got the headers
if (!empty($result_h)) {
rcmail_js_message_list($result_h);
diff --git a/program/steps/mail/sendmail.inc b/program/steps/mail/sendmail.inc
index 64deb73d8..0da1ee342 100644
--- a/program/steps/mail/sendmail.inc
+++ b/program/steps/mail/sendmail.inc
@@ -701,11 +701,11 @@ if ($store_target) {
if ($olddraftmessageid) {
// delete previous saved draft
// @TODO: use message UID (remember to check UIDVALIDITY) to skip this SEARCH
- $a_deleteid = $IMAP->search_once($CONFIG['drafts_mbox'],
- 'HEADER Message-ID '.$olddraftmessageid, true);
+ $delete_idx = $IMAP->search_once($CONFIG['drafts_mbox'],
+ 'HEADER Message-ID '.$olddraftmessageid);
- if (!empty($a_deleteid)) {
- $deleted = $IMAP->delete_message($a_deleteid, $CONFIG['drafts_mbox']);
+ if ($del_uid = $delete_idx->getElement('FIRST')) {
+ $deleted = $IMAP->delete_message($del_uid, $CONFIG['drafts_mbox']);
// raise error if deletion of old draft failed
if (!$deleted)
@@ -726,8 +726,8 @@ if ($savedraft) {
// remember new draft-uid ($saved could be an UID or TRUE here)
if (is_bool($saved)) {
- $draftuids = $IMAP->search_once($CONFIG['drafts_mbox'], 'HEADER Message-ID '.$msgid, true);
- $saved = $draftuids[0];
+ $draft_idx = $IMAP->search_once($CONFIG['drafts_mbox'], 'HEADER Message-ID '.$msgid);
+ $saved = $draft_idx->getElement('FIRST');
}
$COMPOSE['param']['draft_uid'] = $saved;
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-03 04:29:17 +0000