From 1e7aa75d18e34b0733d49a3af689be0f3d73b83c Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Wed, 24 Oct 2012 04:05:22 -0400
Subject: [PATCH] Remove leftover code

---
 program/include/rcube_imap_generic.php |  231 ++++++++++++++++++++++++++++++++-------------------------
 1 files changed, 128 insertions(+), 103 deletions(-)

diff --git a/program/include/rcube_imap_generic.php b/program/include/rcube_imap_generic.php
index ba71a67..52bf0e3 100644
--- a/program/include/rcube_imap_generic.php
+++ b/program/include/rcube_imap_generic.php
@@ -5,8 +5,8 @@
  | program/include/rcube_imap_generic.php                                |
  |                                                                       |
  | This file is part of the Roundcube Webmail client                     |
- | Copyright (C) 2005-2010, The Roundcube Dev Team                       |
- | Copyright (C) 2011, Kolab Systems AG                                  |
+ | Copyright (C) 2005-2012, The Roundcube Dev Team                       |
+ | Copyright (C) 2011-2012, Kolab Systems AG                             |
  |                                                                       |
  | Licensed under the GNU General Public License version 3 or            |
  | any later version with exceptions for skins & plugins.                |
@@ -24,47 +24,8 @@
  | Author: Aleksander Machniak <alec@alec.pl>                            |
  | Author: Ryo Chijiiwa <Ryo@IlohaMail.org>                              |
  +-----------------------------------------------------------------------+
-
- $Id$
-
 */
 
-/**
- * Struct representing an e-mail message header
- *
- * @package Mail
- * @author  Aleksander Machniak <alec@alec.pl>
- */
-class rcube_mail_header
-{
-    public $id;
-    public $uid;
-    public $subject;
-    public $from;
-    public $to;
-    public $cc;
-    public $replyto;
-    public $in_reply_to;
-    public $date;
-    public $messageID;
-    public $size;
-    public $encoding;
-    public $charset;
-    public $ctype;
-    public $timestamp;
-    public $bodystructure;
-    public $internaldate;
-    public $references;
-    public $priority;
-    public $mdn_to;
-    public $others = array();
-    public $flags = array();
-}
-
-// For backward compatibility with cached messages (#1486602)
-class iilBasicHeader extends rcube_mail_header
-{
-}
 
 /**
  * PHP based wrapper class to connect to an IMAP server
@@ -352,8 +313,12 @@
                 else {
                     $this->resultcode = null;
                     // parse response for [APPENDUID 1204196876 3456]
-                    if (preg_match("/^\[APPENDUID [0-9]+ ([0-9,:*]+)\]/i", $str, $m)) {
+                    if (preg_match("/^\[APPENDUID [0-9]+ ([0-9]+)\]/i", $str, $m)) {
                         $this->data['APPENDUID'] = $m[1];
+                    }
+                    // parse response for [COPYUID 1204196876 3456:3457 123:124]
+                    else if (preg_match("/^\[COPYUID [0-9]+ ([0-9,:]+) ([0-9,:]+)\]/i", $str, $m)) {
+                        $this->data['COPYUID'] = array($m[1], $m[2]);
                     }
                 }
                 $this->result = $str;
@@ -565,6 +530,7 @@
                 }
                 else {
                     $authc = $user;
+                    $user  = '';
                 }
                 $auth_sasl = Auth_SASL::factory('digestmd5');
                 $reply = base64_encode($auth_sasl->getResponse($authc, $pass,
@@ -603,6 +569,7 @@
             }
             else {
                 $authc = $user;
+                $user  = '';
             }
 
             $reply = base64_encode($user . chr(0) . $authc . chr(0) . $pass);
@@ -1352,12 +1319,16 @@
                         $folders[$mailbox] = array();
                     }
 
-                    // Add to options array
-                    if (empty($this->data['LIST'][$mailbox]))
-                        $this->data['LIST'][$mailbox] = $opts;
-                    else if (!empty($opts))
-                        $this->data['LIST'][$mailbox] = array_unique(array_merge(
-                            $this->data['LIST'][$mailbox], $opts));
+                    // store LSUB options only if not empty, this way
+                    // we can detect a situation when LIST doesn't return specified folder
+                    if (!empty($opts) || $cmd == 'LIST') {
+                        // Add to options array
+                        if (empty($this->data['LIST'][$mailbox]))
+                            $this->data['LIST'][$mailbox] = $opts;
+                        else if (!empty($opts))
+                            $this->data['LIST'][$mailbox] = array_unique(array_merge(
+                                $this->data['LIST'][$mailbox], $opts));
+                    }
                 }
                 // * STATUS <mailbox> (<result>)
                 else if ($cmd == 'STATUS') {
@@ -1453,7 +1424,7 @@
 
         // Invoke SEARCH as a fallback
         $index = $this->search($mailbox, 'ALL UNSEEN', false, array('COUNT'));
-        if (!$index->isError()) {
+        if (!$index->is_error()) {
             return $index->count();
         }
 
@@ -1507,14 +1478,31 @@
      */
     function enable($extension)
     {
-        if (empty($extension))
+        if (empty($extension)) {
             return false;
+        }
 
-        if (!$this->hasCapability('ENABLE'))
+        if (!$this->hasCapability('ENABLE')) {
             return false;
+        }
 
-        if (!is_array($extension))
+        if (!is_array($extension)) {
             $extension = array($extension);
+        }
+
+        if (!empty($this->extensions_enabled)) {
+            // check if all extensions are already enabled
+            $diff = array_diff($extension, $this->extensions_enabled);
+
+            if (empty($diff)) {
+                return $extension;
+            }
+
+            // Make sure the mailbox isn't selected, before enabling extension(s)
+            if ($this->selected !== null) {
+                $this->close();
+            }
+        }
 
         list($code, $response) = $this->execute('ENABLE', $extension);
 
@@ -1522,7 +1510,9 @@
             $response = substr($response, 10); // remove prefix "* ENABLED "
             $result   = (array) $this->tokenizeResponse($response);
 
-            return $result;
+            $this->extensions_enabled = array_unique(array_merge((array)$this->extensions_enabled, $result));
+
+            return $this->extensions_enabled;
         }
 
         return false;
@@ -1541,8 +1531,6 @@
      */
     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') {
             $field = 'ARRIVAL';
@@ -1591,8 +1579,6 @@
      */
     function thread($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)) {
@@ -1631,8 +1617,6 @@
      */
     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)) {
@@ -1646,7 +1630,7 @@
 
         // If ESEARCH is supported always use ALL
         // but not when items are specified or using simple id2uid search
-        if (empty($items) && ((int) $criteria != $criteria)) {
+        if (empty($items) && preg_match('/[^0-9]/', $criteria)) {
             $items = array('ALL');
         }
 
@@ -1692,8 +1676,6 @@
     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);
 
@@ -1974,6 +1956,9 @@
      */
     function copy($messages, $from, $to)
     {
+        // Clear last COPYUID data
+        unset($this->data['COPYUID']);
+
         if (!$this->select($from)) {
             return false;
         }
@@ -2030,7 +2015,7 @@
      * @param string $mod_seq     Modification sequence for CHANGEDSINCE (RFC4551) query
      * @param bool   $vanished    Enables VANISHED parameter (RFC5162) for CHANGEDSINCE query
      *
-     * @return array List of rcube_mail_header elements, False on error
+     * @return array List of rcube_message_header elements, False on error
      * @since 0.6
      */
     function fetch($mailbox, $message_set, $is_uid = false, $query_items = array(),
@@ -2070,14 +2055,15 @@
             if (preg_match('/^\* ([0-9]+) FETCH/', $line, $m)) {
                 $id = intval($m[1]);
 
-                $result[$id]            = new rcube_mail_header;
+                $result[$id]            = new rcube_message_header;
                 $result[$id]->id        = $id;
                 $result[$id]->subject   = '';
                 $result[$id]->messageID = 'mid:' . $id;
 
-                $lines = array();
-                $line  = substr($line, strlen($m[0]) + 2);
-                $ln    = 0;
+                $headers = null;
+                $lines   = array();
+                $line    = substr($line, strlen($m[0]) + 2);
+                $ln      = 0;
 
                 // get complete entry
                 while (preg_match('/\{([0-9]+)\}\r\n$/', $line, $m)) {
@@ -2194,7 +2180,7 @@
                             $result[$id]->encoding = $string;
                         break;
                         case 'content-type':
-                            $ctype_parts = preg_split('/[; ]/', $string);
+                            $ctype_parts = preg_split('/[; ]+/', $string);
                             $result[$id]->ctype = strtolower(array_shift($ctype_parts));
                             if (preg_match('/charset\s*=\s*"?([a-z0-9\-\.\_]+)"?/i', $string, $regs)) {
                                 $result[$id]->charset = $regs[1];
@@ -2393,7 +2379,7 @@
         return $this->handlePartBody($mailbox, $id, $is_uid, $part);
     }
 
-    function handlePartBody($mailbox, $id, $is_uid=false, $part='', $encoding=NULL, $print=NULL, $file=NULL)
+    function handlePartBody($mailbox, $id, $is_uid=false, $part='', $encoding=NULL, $print=NULL, $file=NULL, $formatted=true)
     {
         if (!$this->select($mailbox)) {
             return false;
@@ -2416,15 +2402,22 @@
             $mode = 0;
         }
 
+        // Use BINARY extension when possible (and safe)
+        $binary     = $mode && preg_match('/^[0-9.]+$/', $part) && $this->hasCapability('BINARY');
+        $fetch_mode = $binary ? 'BINARY' : 'BODY';
+
         // format request
-        $reply_key = '* ' . $id;
         $key       = $this->nextTag();
-        $request   = $key . ($is_uid ? ' UID' : '') . " FETCH $id (BODY.PEEK[$part])";
+        $request   = $key . ($is_uid ? ' UID' : '') . " FETCH $id ($fetch_mode.PEEK[$part])";
 
         // send request
         if (!$this->putLine($request)) {
             $this->setError(self::ERROR_COMMAND, "Unable to send command: $request");
             return false;
+        }
+
+        if ($binary) {
+            $mode = -1;
         }
 
         // receive reply line
@@ -2471,13 +2464,13 @@
             $prev     = '';
 
             while ($bytes > 0) {
-                $line = $this->readLine(4096);
+                $line = $this->readLine(8192);
 
                 if ($line === NULL) {
                     break;
                 }
 
-                $len  = strlen($line);
+                $len = strlen($line);
 
                 if ($len > $bytes) {
                     $line = substr($line, 0, $bytes);
@@ -2510,7 +2503,7 @@
                         continue;
                     $line = convert_uudecode($line);
                 // default
-                } else {
+                } else if ($formatted) {
                     $line = rtrim($line, "\t\r\n\0\x0B") . "\n";
                 }
 
@@ -2547,14 +2540,16 @@
      *
      * @param string $mailbox Mailbox name
      * @param string $message Message content
+     * @param array  $flags   Message flags
+     * @param string $date    Message internal date
      *
      * @return string|bool On success APPENDUID response (if available) or True, False on failure
      */
-    function append($mailbox, &$message)
+    function append($mailbox, &$message, $flags = array(), $date = null)
     {
         unset($this->data['APPENDUID']);
 
-        if (!$mailbox) {
+        if ($mailbox === null || $mailbox === '') {
             return false;
         }
 
@@ -2566,12 +2561,17 @@
             return false;
         }
 
+        // build APPEND command
         $key = $this->nextTag();
-        $request = sprintf("$key APPEND %s (\\Seen) {%d%s}", $this->escape($mailbox),
-            $len, ($this->prefs['literal+'] ? '+' : ''));
+        $request = "$key APPEND " . $this->escape($mailbox) . ' (' . $this->flagsToStr($flags) . ')';
+        if (!empty($date)) {
+            $request .= ' ' . $this->escape($date);
+        }
+        $request .= ' {' . $len . ($this->prefs['literal+'] ? '+' : '') . '}';
 
+        // send APPEND command
         if ($this->putLine($request)) {
-            // Don't wait when LITERAL+ is supported
+            // Do not wait when LITERAL+ is supported
             if (!$this->prefs['literal+']) {
                 $line = $this->readReply();
 
@@ -2612,14 +2612,16 @@
      * @param string $mailbox Mailbox name
      * @param string $path    Path to the file with message body
      * @param string $headers Message headers
+     * @param array  $flags   Message flags
+     * @param string $date    Message internal date
      *
      * @return string|bool On success APPENDUID response (if available) or True, False on failure
      */
-    function appendFromFile($mailbox, $path, $headers=null)
+    function appendFromFile($mailbox, $path, $headers=null, $flags = array(), $date = null)
     {
         unset($this->data['APPENDUID']);
 
-        if (!$mailbox) {
+        if ($mailbox === null || $mailbox === '') {
             return false;
         }
 
@@ -2628,6 +2630,7 @@
         if (file_exists(realpath($path))) {
             $in_fp = fopen($path, 'r');
         }
+
         if (!$in_fp) {
             $this->setError(self::ERROR_UNKNOWN, "Couldn't open $path for reading");
             return false;
@@ -2645,11 +2648,15 @@
             $len += strlen($headers) + strlen($body_separator);
         }
 
-        // send APPEND command
+        // build APPEND command
         $key = $this->nextTag();
-        $request = sprintf("$key APPEND %s (\\Seen) {%d%s}", $this->escape($mailbox),
-            $len, ($this->prefs['literal+'] ? '+' : ''));
+        $request = "$key APPEND " . $this->escape($mailbox) . ' (' . $this->flagsToStr($flags) . ')';
+        if (!empty($date)) {
+            $request .= ' ' . $this->escape($date);
+        }
+        $request .= ' {' . $len . ($this->prefs['literal+'] ? '+' : '') . '}';
 
+        // send APPEND command
         if ($this->putLine($request)) {
             // Don't wait when LITERAL+ is supported
             if (!$this->prefs['literal+']) {
@@ -3218,10 +3225,10 @@
      */
     static function getStructurePartData($structure, $part)
     {
-	    $part_a = self::getStructurePartArray($structure, $part);
-	    $data   = array();
+        $part_a = self::getStructurePartArray($structure, $part);
+        $data   = array();
 
-	    if (empty($part_a)) {
+        if (empty($part_a)) {
             return $data;
         }
 
@@ -3254,13 +3261,13 @@
 
     static function getStructurePartArray($a, $part)
     {
-	    if (!is_array($a)) {
+        if (!is_array($a)) {
             return false;
         }
 
         if (empty($part)) {
-		    return $a;
-	    }
+            return $a;
+        }
 
         $ctype = is_string($a[0]) && is_string($a[1]) ? $a[0] . '/' . $a[1] : '';
 
@@ -3268,20 +3275,17 @@
             $a = $a[8];
         }
 
-	    if (strpos($part, '.') > 0) {
-		    $orig_part = $part;
-		    $pos       = strpos($part, '.');
-		    $rest      = substr($orig_part, $pos+1);
-		    $part      = substr($orig_part, 0, $pos);
+        if (strpos($part, '.') > 0) {
+            $orig_part = $part;
+            $pos       = strpos($part, '.');
+            $rest      = substr($orig_part, $pos+1);
+            $part      = substr($orig_part, 0, $pos);
 
-		    return self::getStructurePartArray($a[$part-1], $rest);
-	    }
+            return self::getStructurePartArray($a[$part-1], $rest);
+        }
         else if ($part > 0) {
-		    if (is_array($a[$part-1]))
-                return $a[$part-1];
-		    else
-                return $a;
-	    }
+            return (is_array($a[$part-1])) ? $a[$part-1] : $a;
+        }
     }
 
     /**
@@ -3555,6 +3559,24 @@
     }
 
     /**
+     * Converts flags array into string for inclusion in IMAP command
+     *
+     * @param array $flags Flags (see self::flags)
+     *
+     * @return string Space-separated list of flags
+     */
+    private function flagsToStr($flags)
+    {
+        foreach ((array)$flags as $idx => $flag) {
+            if ($flag = $this->flags[strtoupper($flag)]) {
+                $flags[$idx] = $flag;
+            }
+        }
+
+        return implode(' ', (array)$flags);
+    }
+
+    /**
      * Converts datetime string into unix timestamp
      *
      * @param string $date Date string
@@ -3612,13 +3634,16 @@
         if ($string === null) {
             return 'NIL';
         }
+
         if ($string === '') {
             return '""';
         }
+
         // atom-string (only safe characters)
-        if (!$force_quotes && !preg_match('/[\x00-\x20\x22\x28-\x2A\x5B-\x5D\x7B\x7D\x80-\xFF]/', $string)) {
+        if (!$force_quotes && !preg_match('/[\x00-\x20\x22\x25\x28-\x2A\x5B-\x5D\x7B\x7D\x80-\xFF]/', $string)) {
             return $string;
         }
+
         // quoted-string
         if (!preg_match('/[\r\n\x00\x80-\xFF]/', $string)) {
             return '"' . addcslashes($string, '\\"') . '"';

--
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