From 0344b168276f80189e2254c75a762aff5b517b6b Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Sun, 22 May 2016 06:32:57 -0400
Subject: [PATCH] Fix priority icon(s) position
---
plugins/database_attachments/database_attachments.php | 188 +++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 188 insertions(+), 0 deletions(-)
diff --git a/plugins/database_attachments/database_attachments.php b/plugins/database_attachments/database_attachments.php
new file mode 100644
index 0000000..aacafae
--- /dev/null
+++ b/plugins/database_attachments/database_attachments.php
@@ -0,0 +1,188 @@
+<?php
+
+/**
+ * Database Attachments
+ *
+ * This plugin which provides database backed storage for temporary
+ * attachment file handling. The primary advantage of this plugin
+ * is its compatibility with round-robin dns multi-server roundcube
+ * installations.
+ *
+ * This plugin relies on the core filesystem_attachments plugin
+ *
+ * @author Ziba Scott <ziba@umich.edu>
+ * @author Aleksander Machniak <alec@alec.pl>
+ * @version @package_version@
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+if (class_exists('filesystem_attachments', false) && !defined('TESTS_DIR')) {
+ die("Configuration issue. There can be only one enabled plugin for attachments handling");
+}
+
+require_once INSTALL_PATH . 'plugins/filesystem_attachments/filesystem_attachments.php';
+
+class database_attachments extends filesystem_attachments
+{
+ // Cache object
+ protected $cache;
+
+ // A prefix for the cache key used in the session and in the key field of the cache table
+ const PREFIX = "ATTACH";
+
+ /**
+ * Save a newly uploaded attachment
+ */
+ function upload($args)
+ {
+ $args['status'] = false;
+
+ $cache = $this->get_cache();
+ $key = $this->_key($args);
+ $data = file_get_contents($args['path']);
+
+ if ($data === false) {
+ return $args;
+ }
+
+ $data = base64_encode($data);
+ $status = $cache->write($key, $data);
+
+ if ($status) {
+ $args['id'] = $key;
+ $args['status'] = true;
+ $args['path'] = null;
+ }
+
+ return $args;
+ }
+
+ /**
+ * Save an attachment from a non-upload source (draft or forward)
+ */
+ function save($args)
+ {
+ $args['status'] = false;
+
+ $cache = $this->get_cache();
+ $key = $this->_key($args);
+
+ if ($args['path']) {
+ $args['data'] = file_get_contents($args['path']);
+
+ if ($args['data'] === false) {
+ return $args;
+ }
+ }
+
+ $data = base64_encode($args['data']);
+ $status = $cache->write($key, $data);
+
+ if ($status) {
+ $args['id'] = $key;
+ $args['status'] = true;
+ }
+
+ return $args;
+ }
+
+ /**
+ * Remove an attachment from storage
+ * This is triggered by the remove attachment button on the compose screen
+ */
+ function remove($args)
+ {
+ $cache = $this->get_cache();
+ $status = $cache->remove($args['id']);
+
+ $args['status'] = true;
+
+ return $args;
+ }
+
+ /**
+ * When composing an html message, image attachments may be shown
+ * For this plugin, $this->get() will check the file and
+ * return it's contents
+ */
+ function display($args)
+ {
+ return $this->get($args);
+ }
+
+ /**
+ * When displaying or sending the attachment the file contents are fetched
+ * using this method. This is also called by the attachment_display hook.
+ */
+ function get($args)
+ {
+ $cache = $this->get_cache();
+ $data = $cache->read($args['id']);
+
+ if ($data) {
+ $args['data'] = base64_decode($data);
+ $args['status'] = true;
+ }
+
+ return $args;
+ }
+
+ /**
+ * Delete all temp files associated with this user
+ */
+ function cleanup($args)
+ {
+ // check if cache object exist, it may be empty on session_destroy (#1489726)
+ if ($cache = $this->get_cache()) {
+ $cache->remove($args['group'], true);
+ }
+ }
+
+ /**
+ * Helper method to generate a unique key for the given attachment file
+ */
+ protected function _key($args)
+ {
+ $uname = $args['path'] ?: $args['name'];
+ return $args['group'] . md5(time() . $uname . $_SESSION['user_id']);
+ }
+
+ /**
+ * Initialize and return cache object
+ */
+ protected function get_cache()
+ {
+ if (!$this->cache) {
+ $this->load_config();
+
+ $rcmail = rcube::get_instance();
+ $ttl = 12 * 60 * 60; // default: 12 hours
+ $ttl = $rcmail->config->get('database_attachments_cache_ttl', $ttl);
+ $type = $rcmail->config->get('database_attachments_cache', 'db');
+ $prefix = self::PREFIX;
+
+ // Add session identifier to the prefix to prevent from removing attachments
+ // in other sessions of the same user (#1490542)
+ if ($id = session_id()) {
+ $prefix .= $id;
+ }
+
+ // Init SQL cache (disable cache data serialization)
+ $this->cache = $rcmail->get_cache($prefix, $type, $ttl, false);
+ }
+
+ return $this->cache;
+ }
+}
--
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