From 7ae5432fbfc0e923f2fe8dc62ff77afb8ecc80cf Mon Sep 17 00:00:00 2001
From: Thomas Bruederli <thomas@roundcube.net>
Date: Wed, 30 May 2012 04:42:27 -0400
Subject: [PATCH] Abbreviate long attachment file names with ellipsis (#1488499)
---
program/include/rcube_imap_cache.php | 119 +++++++++++++++++++++++++++++++++++++++++------------------
1 files changed, 82 insertions(+), 37 deletions(-)
diff --git a/program/include/rcube_imap_cache.php b/program/include/rcube_imap_cache.php
index 58336da..b295bac 100644
--- a/program/include/rcube_imap_cache.php
+++ b/program/include/rcube_imap_cache.php
@@ -6,7 +6,10 @@
| |
| This file is part of the Roundcube Webmail client |
| Copyright (C) 2005-2011, The Roundcube Dev Team |
- | Licensed under the GNU GPL |
+ | |
+ | Licensed under the GNU General Public License version 3 or |
+ | any later version with exceptions for skins & plugins. |
+ | See the README file for a full license statement. |
| |
| PURPOSE: |
| Caching of IMAP folder contents (messages and index) |
@@ -120,8 +123,9 @@
*/
function get_index($mailbox, $sort_field = null, $sort_order = null, $existing = false)
{
- if (empty($this->icache[$mailbox]))
+ if (empty($this->icache[$mailbox])) {
$this->icache[$mailbox] = array();
+ }
$sort_order = strtoupper($sort_order) == 'ASC' ? 'ASC' : 'DESC';
@@ -134,7 +138,7 @@
// We've got a valid index
else if ($sort_field == 'ANY' || $this->icache[$mailbox]['index']['sort_field'] == $sort_field) {
$result = $this->icache[$mailbox]['index']['object'];
- if ($result->getParameters('ORDER') != $sort_order) {
+ if ($result->get_parameters('ORDER') != $sort_order) {
$result->revert();
}
return $result;
@@ -177,7 +181,7 @@
if ($is_valid) {
$data = $index['object'];
// revert the order if needed
- if ($data->getParameters('ORDER') != $sort_order) {
+ if ($data->get_parameters('ORDER') != $sort_order) {
$data->revert();
}
}
@@ -197,7 +201,7 @@
// Index not found, not valid or sort field changed, get index from IMAP server
if ($data === null) {
// Get mailbox data (UIDVALIDITY, counters, etc.) for status check
- $mbox_data = $this->imap->mailbox_data($mailbox);
+ $mbox_data = $this->imap->folder_data($mailbox);
$data = $this->get_index_data($mailbox, $sort_field, $sort_order, $mbox_data);
// insert/update
@@ -226,8 +230,9 @@
*/
function get_thread($mailbox)
{
- if (empty($this->icache[$mailbox]))
+ if (empty($this->icache[$mailbox])) {
$this->icache[$mailbox] = array();
+ }
// Seek in internal cache
if (array_key_exists('thread', $this->icache[$mailbox])) {
@@ -257,7 +262,7 @@
// Index not found or not valid, get index from IMAP server
if ($index === null) {
// Get mailbox data (UIDVALIDITY, counters, etc.) for status check
- $mbox_data = $this->imap->mailbox_data($mailbox);
+ $mbox_data = $this->imap->folder_data($mailbox);
if ($mbox_data['EXISTS']) {
// get all threads (default sort order)
@@ -309,10 +314,10 @@
$uid = intval($sql_arr['uid']);
$result[$uid] = $this->build_message($sql_arr);
- // save memory, we don't need message body here (?)
- $result[$uid]->body = null;
-
if (!empty($result[$uid])) {
+ // save memory, we don't need message body here (?)
+ $result[$uid]->body = null;
+
unset($msgs[$uid]);
}
}
@@ -348,8 +353,9 @@
function get_message($mailbox, $uid, $update = true, $cache = true)
{
// Check internal cache
- if (($message = $this->icache['message'])
- && $message['mailbox'] == $mailbox && $message['object']->uid == $uid
+ if ($this->icache['message']
+ && $this->icache['message']['mailbox'] == $mailbox
+ && $this->icache['message']['object']->uid == $uid
) {
return $this->icache['message']['object'];
}
@@ -369,7 +375,7 @@
// Get the message from IMAP server
if (empty($message) && $update) {
- $message = $this->imap->get_headers($uid, $mailbox, true);
+ $message = $this->imap->get_message_headers($uid, $mailbox, true);
// cache will be updated in close(), see below
}
@@ -404,16 +410,19 @@
*/
function add_message($mailbox, $message, $force = false)
{
- if (!is_object($message) || empty($message->uid))
+ if (!is_object($message) || empty($message->uid)) {
return;
+ }
$msg = serialize($this->db->encode(clone $message));
$flags = 0;
if (!empty($message->flags)) {
- foreach ($this->flags as $idx => $flag)
- if (!empty($message->flags[$flag]))
+ foreach ($this->flags as $idx => $flag) {
+ if (!empty($message->flags[$flag])) {
$flags += $idx;
+ }
+ }
}
unset($msg->flags);
@@ -428,8 +437,9 @@
." AND uid = ?",
$flags, $msg, $this->userid, $mailbox, (int) $message->uid);
- if ($this->db->affected_rows())
+ if ($this->db->affected_rows()) {
return;
+ }
}
// insert new record
@@ -524,27 +534,30 @@
// The index should be only removed from database when
// UIDVALIDITY was detected or the mailbox is empty
// otherwise use 'valid' flag to not loose HIGHESTMODSEQ value
- if ($remove)
+ if ($remove) {
$this->db->query(
"DELETE FROM ".get_table_name('cache_index')
." WHERE user_id = ".intval($this->userid)
.(strlen($mailbox) ? " AND mailbox = ".$this->db->quote($mailbox) : "")
);
- else
+ }
+ else {
$this->db->query(
"UPDATE ".get_table_name('cache_index')
." SET valid = 0"
." WHERE user_id = ".intval($this->userid)
.(strlen($mailbox) ? " AND mailbox = ".$this->db->quote($mailbox) : "")
);
+ }
if (strlen($mailbox)) {
unset($this->icache[$mailbox]['index']);
// Index removed, set flag to skip SELECT query in get_index()
$this->icache[$mailbox]['index_queried'] = true;
}
- else
+ else {
$this->icache = array();
+ }
}
@@ -566,8 +579,9 @@
// Thread data removed, set flag to skip SELECT query in get_thread()
$this->icache[$mailbox]['thread_queried'] = true;
}
- else
+ else {
$this->icache = array();
+ }
}
@@ -582,6 +596,27 @@
$this->remove_index($mailbox, true);
$this->remove_thread($mailbox);
$this->remove_message($mailbox, $uids);
+ }
+
+
+ /**
+ * Delete cache entries older than TTL
+ *
+ * @param string $ttl Lifetime of message cache entries
+ */
+ function expunge($ttl)
+ {
+ // get expiration timestamp
+ $ts = get_offset_time($ttl, -1);
+
+ $this->db->query("DELETE FROM ".get_table_name('cache_messages')
+ ." WHERE changed < " . $this->db->fromunixtime($ts));
+
+ $this->db->query("DELETE FROM ".get_table_name('cache_index')
+ ." WHERE changed < " . $this->db->fromunixtime($ts));
+
+ $this->db->query("DELETE FROM ".get_table_name('cache_thread')
+ ." WHERE changed < " . $this->db->fromunixtime($ts));
}
@@ -672,19 +707,21 @@
);
$data = implode('@', $data);
- if ($exists)
+ if ($exists) {
$sql_result = $this->db->query(
"UPDATE ".get_table_name('cache_index')
." SET data = ?, valid = 1, changed = ".$this->db->now()
." WHERE user_id = ?"
." AND mailbox = ?",
$data, $this->userid, $mailbox);
- else
+ }
+ else {
$sql_result = $this->db->query(
"INSERT INTO ".get_table_name('cache_index')
." (user_id, mailbox, data, valid, changed)"
." VALUES (?, ?, ?, 1, ".$this->db->now().")",
$this->userid, $mailbox, $data);
+ }
}
@@ -701,19 +738,21 @@
);
$data = implode('@', $data);
- if ($exists)
+ if ($exists) {
$sql_result = $this->db->query(
"UPDATE ".get_table_name('cache_thread')
." SET data = ?, changed = ".$this->db->now()
." WHERE user_id = ?"
." AND mailbox = ?",
$data, $this->userid, $mailbox);
- else
+ }
+ else {
$sql_result = $this->db->query(
"INSERT INTO ".get_table_name('cache_thread')
." (user_id, mailbox, data, changed)"
." VALUES (?, ?, ?, ".$this->db->now().")",
$this->userid, $mailbox, $data);
+ }
}
@@ -726,7 +765,7 @@
$is_thread = is_a($object, 'rcube_result_thread');
// Get mailbox data (UIDVALIDITY, counters, etc.) for status check
- $mbox_data = $this->imap->mailbox_data($mailbox);
+ $mbox_data = $this->imap->folder_data($mailbox);
// @TODO: Think about skipping validation checks.
// If we could check only every 10 minutes, we would be able to skip
@@ -743,14 +782,14 @@
// Folder is empty but cache isn't
if (empty($mbox_data['EXISTS'])) {
- if (!$object->isEmpty()) {
+ if (!$object->is_empty()) {
$this->clear($mailbox);
$exists = false;
return false;
}
}
// Folder is not empty but cache is
- else if ($object->isEmpty()) {
+ else if ($object->is_empty()) {
unset($this->icache[$mailbox][$is_thread ? 'thread' : 'index']);
return false;
}
@@ -782,7 +821,7 @@
// @TODO: find better validity check for threaded index
if ($is_thread) {
// check messages number...
- if (!$this->skip_deleted && $mbox_data['EXISTS'] != $object->countMessages()) {
+ if (!$this->skip_deleted && $mbox_data['EXISTS'] != $object->count_messages()) {
return false;
}
return true;
@@ -816,7 +855,7 @@
$ids = $this->imap->search_once($mailbox, 'ALL UNDELETED NOT UID '.
rcube_imap_generic::compressMessageSet($object->get()));
- if (!$ids->isEmpty()) {
+ if (!$ids->is_empty()) {
return false;
}
}
@@ -874,6 +913,10 @@
return;
}
+ if (!$this->imap->check_connection()) {
+ return;
+ }
+
// NOTE: make sure the mailbox isn't selected, before
// enabling QRESYNC and invoking SELECT
if ($this->imap->conn->selected !== null) {
@@ -887,7 +930,7 @@
}
// Get mailbox data (UIDVALIDITY, HIGHESTMODSEQ, counters, etc.)
- $mbox_data = $this->imap->mailbox_data($mailbox);
+ $mbox_data = $this->imap->folder_data($mailbox);
if (empty($mbox_data)) {
return;
@@ -972,7 +1015,7 @@
// Get VANISHED
if ($qresync) {
- $mbox_data = $this->imap->mailbox_data($mailbox);
+ $mbox_data = $this->imap->folder_data($mailbox);
// Removed messages
if (!empty($mbox_data['VANISHED'])) {
@@ -990,7 +1033,7 @@
}
$sort_field = $index['sort_field'];
- $sort_order = $index['object']->getParameters('ORDER');
+ $sort_order = $index['object']->get_parameters('ORDER');
$exists = true;
// Validate index
@@ -1023,9 +1066,11 @@
if ($message) {
$message->flags = array();
- foreach ($this->flags as $idx => $flag)
- if (($sql_arr['flags'] & $idx) == $idx)
+ foreach ($this->flags as $idx => $flag) {
+ if (($sql_arr['flags'] & $idx) == $idx) {
$message->flags[$flag] = true;
+ }
+ }
}
return $message;
@@ -1087,12 +1132,12 @@
private function get_index_data($mailbox, $sort_field, $sort_order, $mbox_data = array())
{
if (empty($mbox_data)) {
- $mbox_data = $this->imap->mailbox_data($mailbox);
+ $mbox_data = $this->imap->folder_data($mailbox);
}
if ($mbox_data['EXISTS']) {
// fetch sorted sequence numbers
- $index = $this->imap->message_index_direct($mailbox, $sort_field, $sort_order);
+ $index = $this->imap->index_direct($mailbox, $sort_field, $sort_order);
}
else {
$index = new rcube_result_index($mailbox, '* SORT');
--
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