- Apply fixes fom trunk up to r5414

30 files changed, 278 insertions, 79 deletions

diff --git a/CHANGELOG b/CHANGELOG
index 2b5e7094b..909a9f3cf 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,6 +1,10 @@
 CHANGELOG Roundcube Webmail
 ===========================
 
+- Add option to skip alternative email addresses in autocompletion
+- Fix inconsistent behaviour of Compose button in Drafts folder, add Edit button for drafts
+- Fix problem with parsing HTML message body with non-unicode characters (#1487813)
+- Add option to define matching method for addressbook search (#1486564, #1487907)
 - Make email recipients separator configurable
 - Fix so folders with \Noinferiors attribute aren't listed in parent selector
 - Fix handling of curly brackets in URLs (#1488168)
diff --git a/config/main.inc.php.dist b/config/main.inc.php.dist
index 9493b3057..fe58350be 100644
--- a/config/main.inc.php.dist
+++ b/config/main.inc.php.dist
@@ -627,6 +627,13 @@ $rcmail_config['autocomplete_max'] = 15;
 // available placeholders: {street}, {locality}, {zipcode}, {country}, {region}
 $rcmail_config['address_template'] = '{street}<br/>{locality} {zipcode}<br/>{country} {region}';
 
+// Matching mode for addressbook search (including autocompletion)
+// 0 - partial (*abc*), default
+// 1 - strict (abc)
+// 2 - prefix (abc*)
+// Note: For LDAP sources fuzzy_search must be enabled to use 'partial' or 'prefix' mode
+$rcmail_config['addressbook_search_mode'] = 0;
+
 // ----------------------------------
 // USER PREFERENCES
 // ----------------------------------
@@ -774,4 +781,7 @@ $rcmail_config['default_addressbook'] = null;
 // Enables spell checking before sending a message.
 $rcmail_config['spellcheck_before_send'] = false;
 
+// Skip alternative email addresses in autocompletion (show one address per contact)
+$rcmail_config['autocomplete_single'] = false;
+
 // end of config file
diff --git a/plugins/acl/acl.js b/plugins/acl/acl.js
index 488e72722..c4011a81c 100644
--- a/plugins/acl/acl.js
+++ b/plugins/acl/acl.js
@@ -1,7 +1,7 @@
 /**
  * ACL plugin script
  *
- * @version 0.6.2
+ * @version 0.6.3
  * @author Aleksander Machniak <alec@alec.pl>
  */
 
diff --git a/plugins/acl/acl.php b/plugins/acl/acl.php
index fe7d0d5eb..1448fb088 100644
--- a/plugins/acl/acl.php
+++ b/plugins/acl/acl.php
@@ -3,7 +3,7 @@
 /**
  * Folders Access Control Lists Management (RFC4314, RFC2086)
  *
- * @version 0.6.2
+ * @version 0.6.3
  * @author Aleksander Machniak <alec@alec.pl>
  *
  *
@@ -91,8 +91,11 @@ class acl extends rcube_plugin
         $users  = array();
 
         if ($this->init_ldap()) {
-            $this->ldap->set_pagesize((int)$this->rc->config->get('autocomplete_max', 15));
-            $result = $this->ldap->search('*', $search);
+            $max  = (int) $this->rc->config->get('autocomplete_max', 15);
+            $mode = (int) $this->rc->config->get('addressbook_search_mode');
+
+            $this->ldap->set_pagesize($max);
+            $result = $this->ldap->search('*', $search, $mode);
 
             foreach ($result->records as $record) {
                 $user = $record['uid'];
diff --git a/plugins/newmail_notifier/localization/lv_LV.inc b/plugins/newmail_notifier/localization/lv_LV.inc
new file mode 100644
index 000000000..bab30f5ef
--- /dev/null
+++ b/plugins/newmail_notifier/localization/lv_LV.inc
@@ -0,0 +1,13 @@
+<?php
+
+$labels['basic'] = 'Attēlot paziņojumu pie jaunas vēstules saņemšanas';
+$labels['desktop'] = 'Attēlot darbvirsmas paziņojumu pie jaunas vēstules saņemšanas';
+$labels['sound'] = 'Atskaņot skaņas signālu pie jaunas vēstules saņemšanas';
+$labels['test'] = 'Test';
+$labels['title'] = 'Jauns E-pasts!';
+$labels['body'] = 'Jūs esat saņēmis jaunu e-pastu.';
+$labels['testbody'] = 'Šis ir testa paziņojums.';
+$labels['desktopdisabled'] = 'Darbvirsmas paziņojumi ir atslēgti Jūsu pārlūkprogrammā.';
+$labels['desktopunsupported'] = 'Jūsu pārlūkprogramma neatbalsta darbvirsmas paziņojumus.';
+
+?>
diff --git a/program/include/rcube_addressbook.php b/program/include/rcube_addressbook.php
index 7270f42fd..5f17f4a8a 100644
--- a/program/include/rcube_addressbook.php
+++ b/program/include/rcube_addressbook.php
@@ -96,12 +96,16 @@ abstract class rcube_addressbook
      *
      * @param array   List of fields to search in
      * @param string  Search value
+     * @param int     Matching mode:
+     *                0 - partial (*abc*),
+     *                1 - strict (=),
+     *                2 - prefix (abc*)
      * @param boolean True if results are requested, False if count only
      * @param boolean True to skip the count query (select only)
      * @param array   List of fields that cannot be empty
      * @return object rcube_result_set List of contact records and 'count' value
      */
-    abstract function search($fields, $value, $strict=false, $select=true, $nocount=false, $required=array());
+    abstract function search($fields, $value, $mode=0, $select=true, $nocount=false, $required=array());
 
     /**
      * Count number of available contacts in database
@@ -399,7 +403,7 @@ abstract class rcube_addressbook
     {
         $out = array();
         foreach ($data as $c => $values) {
-            if (strpos($c, $col) === 0) {
+            if ($c === $col || strpos($c, $col.':') === 0) {
                 if ($flat) {
                     $out = array_merge($out, (array)$values);
                 }
diff --git a/program/include/rcube_contacts.php b/program/include/rcube_contacts.php
index e822d2c24..fe600e008 100644
--- a/program/include/rcube_contacts.php
+++ b/program/include/rcube_contacts.php
@@ -177,12 +177,12 @@ class rcube_contacts extends rcube_addressbook
             " AND contactgroup_id=?".
             " AND user_id=?",
             $group_id, $this->user_id);
-            
+
         if ($sql_result && ($sql_arr = $this->db->fetch_assoc($sql_result))) {
             $sql_arr['ID'] = $sql_arr['contactgroup_id'];
             return $sql_arr;
         }
-        
+
         return null;
     }
 
@@ -268,14 +268,17 @@ class rcube_contacts extends rcube_addressbook
      *
      * @param mixed   $fields   The field name of array of field names to search in
      * @param mixed   $value    Search value (or array of values when $fields is array)
-     * @param boolean $strict   True for strict (=), False for partial (LIKE) matching
+     * @param int     $mode     Matching mode:
+     *                          0 - partial (*abc*),
+     *                          1 - strict (=),
+     *                          2 - prefix (abc*)
      * @param boolean $select   True if results are requested, False if count only
      * @param boolean $nocount  True to skip the count query (select only)
      * @param array   $required List of fields that cannot be empty
      *
      * @return object rcube_result_set Contact records and 'count' value
      */
-    function search($fields, $value, $strict=false, $select=true, $nocount=false, $required=array())
+    function search($fields, $value, $mode=0, $select=true, $nocount=false, $required=array())
     {
         if (!is_array($fields))
             $fields = array($fields);
@@ -283,6 +286,7 @@ class rcube_contacts extends rcube_addressbook
             $required = array($required);
 
         $where = $and_where = array();
+        $mode = intval($mode);
 
         foreach ($fields as $idx => $col) {
             // direct ID search
@@ -295,26 +299,56 @@ class rcube_contacts extends rcube_addressbook
             // fulltext search in all fields
             else if ($col == '*') {
                 $words = array();
-                foreach (explode(" ", self::normalize_string($value)) as $word)
-                    $words[] = $this->db->ilike('words', '%'.$word.'%');
+                foreach (explode(" ", self::normalize_string($value)) as $word) {
+                    switch ($mode) {
+                    case 1: // strict
+                        $words[] = '(' . $this->db->ilike('words', $word.' %')
+                            . ' OR ' . $this->db->ilike('words', '% '.$word.' %')
+                            . ' OR ' . $this->db->ilike('words', '% '.$word) . ')';
+                        break;
+                    case 2: // prefix
+                        $words[] = '(' . $this->db->ilike('words', $word.'%')
+                            . ' OR ' . $this->db->ilike('words', '% '.$word.'%') . ')';
+                        break;
+                    default: // partial
+                        $words[] = $this->db->ilike('words', '%'.$word.'%');
+                    }
+                }
                 $where[] = '(' . join(' AND ', $words) . ')';
             }
             else {
                 $val = is_array($value) ? $value[$idx] : $value;
                 // table column
                 if (in_array($col, $this->table_cols)) {
-                    if ($strict) {
+                    switch ($mode) {
+                    case 1: // strict
                         $where[] = $this->db->quoteIdentifier($col).' = '.$this->db->quote($val);
-                    }
-                    else {
+                        break;
+                    case 2: // prefix
+                        $where[] = $this->db->ilike($col, $val.'%');
+                        break;
+                    default: // partial
                         $where[] = $this->db->ilike($col, '%'.$val.'%');
                     }
                 }
                 // vCard field
                 else {
                     if (in_array($col, $this->fulltext_cols)) {
-                        foreach (explode(" ", self::normalize_string($val)) as $word)
-                            $words[] = $this->db->ilike('words', '%'.$word.'%');
+                        foreach (explode(" ", self::normalize_string($val)) as $word) {
+                            switch ($mode) {
+                            case 1: // strict
+                                $words[] = '(' . $this->db->ilike('words', $word.' %')
+                                    . ' OR ' . $this->db->ilike('words', '% '.$word.' %')
+                                    . ' OR ' . $this->db->ilike('words', '% '.$word) . ')';
+                                break;
+                            case 2: // prefix
+                                $words[] = '(' . $this->db->ilike('words', $word.'%')
+                                    . ' OR ' . $this->db->ilike('words', ' '.$word.'%') . ')';
+                                break;
+                            default: // partial
+                                $words[] = $this->db->ilike('words', '%'.$word.'%');
+                            }
+                        }
                         $where[] = '(' . join(' AND ', $words) . ')';
                     }
                     if (is_array($value))
@@ -362,13 +396,24 @@ class rcube_contacts extends rcube_addressbook
                         $search  = $post_search[$colname];
                         foreach ((array)$row[$col] as $value) {
                             // composite field, e.g. address
-                            if (is_array($value)) {
-                                $value = implode($value);
-                            }
-                            $value = mb_strtolower($value);
-                            if (($strict && $value == $search) || (!$strict && strpos($value, $search) !== false)) {
-                                $found[$colname] = true;
-                                break;
+                            foreach ((array)$value as $val) {
+                                $val = mb_strtolower($val);
+                                switch ($mode) {
+                                case 1:
+                                    $got = ($val == $search);
+                                    break;
+                                case 2:
+                                    $got = ($search == substr($val, 0, strlen($search)));
+                                    break;
+                                default:
+                                    $got = (strpos($val, $search) !== false);
+                                    break;
+                                }
+
+                                if ($got) {
+                                    $found[$colname] = true;
+                                    break 2;
+                                }
                             }
                         }
                     }
diff --git a/program/include/rcube_imap.php b/program/include/rcube_imap.php
index 7508acda5..8c1fab8cf 100644
--- a/program/include/rcube_imap.php
+++ b/program/include/rcube_imap.php
@@ -478,7 +478,7 @@ class rcube_imap
      */
     function get_mailbox_name()
     {
-        return $this->conn->connected() ? $this->mailbox : '';
+        return $this->mailbox;
     }
 
 
diff --git a/program/include/rcube_ldap.php b/program/include/rcube_ldap.php
index 00ee1c87b..c1bff53ab 100644
--- a/program/include/rcube_ldap.php
+++ b/program/include/rcube_ldap.php
@@ -690,15 +690,20 @@ class rcube_ldap extends rcube_addressbook
      *
      * @param mixed   $fields   The field name of array of field names to search in
      * @param mixed   $value    Search value (or array of values when $fields is array)
-     * @param boolean $strict   True for strict, False for partial (fuzzy) matching
+     * @param int     $mode     Matching mode:
+     *                          0 - partial (*abc*),
+     *                          1 - strict (=),
+     *                          2 - prefix (abc*)
      * @param boolean $select   True if results are requested, False if count only
      * @param boolean $nocount  (Not used)
      * @param array   $required List of fields that cannot be empty
      *
      * @return array  Indexed list of contact records and 'count' value
      */
-    function search($fields, $value, $strict=false, $select=true, $nocount=false, $required=array())
+    function search($fields, $value, $mode=0, $select=true, $nocount=false, $required=array())
     {
+        $mode = intval($mode);
+
         // special treatment for ID-based search
         if ($fields == 'ID' || $fields == $this->primary_key)
         {
@@ -730,13 +735,31 @@ class rcube_ldap extends rcube_addressbook
                 array_values($this->fieldmap), 0, (int)$this->prop['sizelimit'], (int)$this->prop['timelimit']);
 
             // get all entries of this page and post-filter those that really match the query
+            $search = mb_strtolower($value);
             $this->result = new rcube_result_set(0);
             $entries = ldap_get_entries($this->conn, $this->ldap_result);
+
             for ($i = 0; $i < $entries['count']; $i++) {
                 $rec = $this->_ldap2result($entries[$i]);
-                if (stripos($rec['name'] . $rec['email'], $value) !== false) {
-                    $this->result->add($rec);
-                    $this->result->count++;
+                foreach (array('email', 'name') as $f) {
+                    $val = mb_strtolower($rec[$f]);
+                    switch ($mode) {
+                    case 1:
+                        $got = ($val == $search);
+                        break;
+                    case 2:
+                        $got = ($search == substr($val, 0, strlen($search)));
+                        break;
+                    default:
+                        $got = (strpos($val, $search) !== false);
+                        break;
+                    }
+
+                    if ($got) {
+                        $this->result->add($rec);
+                        $this->result->count++;
+                        break;
+                    }
                 }
             }
 
@@ -745,7 +768,14 @@ class rcube_ldap extends rcube_addressbook
 
         // use AND operator for advanced searches
         $filter = is_array($value) ? '(&' : '(|';
-        $wc     = !$strict && $this->prop['fuzzy_search'] ? '*' : '';
+        // set wildcards
+        $wp = $ws = '';
+        if (!empty($this->prop['fuzzy_search']) && $mode != 1) {
+            $ws = '*';
+            if (!$mode) {
+                $wp = '*';
+            }
+        }
 
         if ($fields == '*')
         {
@@ -759,7 +789,7 @@ class rcube_ldap extends rcube_addressbook
             if (is_array($this->prop['search_fields']))
             {
                 foreach ($this->prop['search_fields'] as $field) {
-                    $filter .= "($field=$wc" . $this->_quote_string($value) . "$wc)";
+                    $filter .= "($field=$wp" . $this->_quote_string($value) . "$ws)";
                 }
             }
         }
@@ -768,7 +798,7 @@ class rcube_ldap extends rcube_addressbook
             foreach ((array)$fields as $idx => $field) {
                 $val = is_array($value) ? $value[$idx] : $value;
                 if ($f = $this->_map_field($field)) {
-                    $filter .= "($f=$wc" . $this->_quote_string($val) . "$wc)";
+                    $filter .= "($f=$wp" . $this->_quote_string($val) . "$ws)";
                 }
             }
         }
@@ -1417,9 +1447,9 @@ class rcube_ldap extends rcube_addressbook
 
         $groups = array();
         if ($search) {
-            $search = strtolower($search);
+            $search = mb_strtolower($search);
             foreach ($group_cache as $group) {
-                if (strstr(strtolower($group['name']), $search))
+                if (strpos(mb_strtolower($group['name']), $search) !== false)
                     $groups[] = $group;
             }
         }
@@ -1495,7 +1525,7 @@ class rcube_ldap extends rcube_addressbook
                     $groups[$group_id]['email'][] = $ldap_data[$i][$email_attr][$j];
             }
 
-            $group_sortnames[] = strtolower($ldap_data[$i][$sort_attr][0]);
+            $group_sortnames[] = mb_strtolower($ldap_data[$i][$sort_attr][0]);
         }
 
         // recursive call can exit here
diff --git a/program/include/rcube_session.php b/program/include/rcube_session.php
index dd28b098f..582b27efa 100644
--- a/program/include/rcube_session.php
+++ b/program/include/rcube_session.php
@@ -410,9 +410,12 @@ class rcube_session
   public function reload()
   {
     if ($this->key && $this->memcache)
-      $this->mc_read($this->key);
+      $data = $this->mc_read($this->key);
     else if ($this->key)
-      $this->db_read($this->key);
+      $data = $this->db_read($this->key);
+
+    if ($data)
+     session_decode($data);
   }
 
 
diff --git a/program/js/app.js b/program/js/app.js
index 4ca19b7cd..5902b1d74 100644
--- a/program/js/app.js
+++ b/program/js/app.js
@@ -207,7 +207,7 @@ function rcube_webmail()
           'moveto', 'copy', 'delete', 'open', 'mark', 'edit', 'viewsource', 'download',
           'print', 'load-attachment', 'load-headers', 'forward-attachment'];
 
-        if (this.env.action=='show' || this.env.action=='preview') {
+        if (this.env.action == 'show' || this.env.action == 'preview') {
           this.enable_command(this.env.message_commands, this.env.uid);
           this.enable_command('reply-list', this.env.list_post);
 
@@ -460,7 +460,7 @@ function rcube_webmail()
     }
 
     // check input before leaving compose step
-    if (this.task=='mail' && this.env.action=='compose' && $.inArray(command, this.env.compose_commands)<0) {
+    if (this.task == 'mail' && this.env.action == 'compose' && $.inArray(command, this.env.compose_commands)<0) {
       if (this.cmp_hash != this.compose_field_hash() && !confirm(this.get_label('notsentwarning')))
         return false;
     }
@@ -815,13 +815,7 @@ function rcube_webmail()
 
         if (this.task == 'mail') {
           url += '&_mbox='+urlencode(this.env.mailbox);
-
-          if (this.env.mailbox == this.env.drafts_mailbox) {
-            var uid;
-            if (uid = this.get_single_uid())
-              url += '&_draft_uid='+uid;
-          }
-          else if (props)
+          if (props)
              url += '&_to='+urlencode(props);
         }
         // modify url if we're in addressbook
diff --git a/program/localization/en_US/labels.inc b/program/localization/en_US/labels.inc
index 5cf5acff1..6aefd6c4a 100644
--- a/program/localization/en_US/labels.inc
+++ b/program/localization/en_US/labels.inc
@@ -225,6 +225,7 @@ $labels['highest'] = 'Highest';
 $labels['nosubject']  = '(no subject)';
 $labels['showimages'] = 'Display images';
 $labels['alwaysshow'] = 'Always show images from $sender';
+$labels['isdraft']    = 'This is a draft message.';
 
 $labels['htmltoggle'] = 'HTML';
 $labels['plaintoggle'] = 'Plain text';
@@ -430,6 +431,7 @@ $labels['reqmdn'] = 'Always request a return receipt';
 $labels['reqdsn'] = 'Always request a delivery status notification';
 $labels['replysamefolder'] = 'Place replies in the folder of the message being replied to';
 $labels['defaultaddressbook'] = 'Add new contacts to the selected addressbook';
+$labels['autocompletesingle'] = 'Skip alternative email addresses in autocompletion';
 $labels['spellcheckbeforesend'] = 'Check spelling before sending a message';
 $labels['spellcheckoptions'] = 'Spellcheck Options';
 $labels['spellcheckignoresyms'] = 'Ignore words with symbols';
diff --git a/program/localization/pl_PL/labels.inc b/program/localization/pl_PL/labels.inc
index 717c7c368..4ec33fd6f 100644
--- a/program/localization/pl_PL/labels.inc
+++ b/program/localization/pl_PL/labels.inc
@@ -432,5 +432,7 @@ $labels['spellcheckignorecaps'] = 'Ignoruj słowa pisane wielkimi literami';
 $labels['addtodict'] = 'Dodaj do słownika';
 $labels['dateformat'] = 'Format daty';
 $labels['timeformat'] = 'Format czasu';
+$labels['isdraft'] = 'To jest kopia robocza wiadomości.';
+$labels['autocompletesingle'] = 'Nie pokazuj alternatywnych adresów przy autouzupełnianiu';
 
 ?>
diff --git a/program/steps/addressbook/copy.inc b/program/steps/addressbook/copy.inc
index e07d62af9..5e526e1aa 100644
--- a/program/steps/addressbook/copy.inc
+++ b/program/steps/addressbook/copy.inc
@@ -60,9 +60,9 @@ foreach ($cids as $source => $cid)
         // Check if contact exists, if so, we'll need it's ID
         // Note: Some addressbooks allows empty email address field
         if (!empty($a_record['email']))
-            $result = $TARGET->search('email', $a_record['email'], true, true, true);
+            $result = $TARGET->search('email', $a_record['email'], 1, true, true);
         else if (!empty($a_record['name']))
-            $result = $TARGET->search('name', $a_record['name'], true, true, true);
+            $result = $TARGET->search('name', $a_record['name'], 1, true, true);
         else
             $result = new rcube_result_set();
 
diff --git a/program/steps/addressbook/import.inc b/program/steps/addressbook/import.inc
index 1b9aea18a..63a6dae30 100644
--- a/program/steps/addressbook/import.inc
+++ b/program/steps/addressbook/import.inc
@@ -174,9 +174,9 @@ if ($_FILES['_file']['tmp_name'] && is_uploaded_file($_FILES['_file']['tmp_name'
 
       if (!$replace && $email) {
         // compare e-mail address
-        $existing = $CONTACTS->search('email', $email, false, false);
+        $existing = $CONTACTS->search('email', $email, 1, false);
         if (!$existing->count && $vcard->displayname) {  // compare display name
-          $existing = $CONTACTS->search('name', $vcard->displayname, false, false);
+          $existing = $CONTACTS->search('name', $vcard->displayname, 1, false);
         }
         if ($existing->count) {
           $IMPORT_STATS->skipped++;
diff --git a/program/steps/addressbook/mailto.inc b/program/steps/addressbook/mailto.inc
index 99c022db2..c40ecdf72 100644
--- a/program/steps/addressbook/mailto.inc
+++ b/program/steps/addressbook/mailto.inc
@@ -31,7 +31,7 @@ foreach ($cids as $source => $cid)
     {
         $CONTACTS->set_page(1);
         $CONTACTS->set_pagesize(count($cid) + 2); // +2 to skip counting query
-        $recipients = $CONTACTS->search($CONTACTS->primary_key, $cid, false, true, true, 'email');
+        $recipients = $CONTACTS->search($CONTACTS->primary_key, $cid, 0, true, true, 'email');
     }
 }
 
diff --git a/program/steps/addressbook/save.inc b/program/steps/addressbook/save.inc
index ddbd630ef..0a2d6dbff 100644
--- a/program/steps/addressbook/save.inc
+++ b/program/steps/addressbook/save.inc
@@ -162,7 +162,7 @@ else {
   // show notice if existing contacts with same e-mail are found
   $existing = false;
   foreach ($CONTACTS->get_col_values('email', $a_record, true) as $email) {
-      if ($email && ($res = $CONTACTS->search('email', $email, false, false, true)) && $res->count) {
+      if ($email && ($res = $CONTACTS->search('email', $email, 1, false, true)) && $res->count) {
           $OUTPUT->show_message('contactexists', 'notice', null, false);
           break;
       }
diff --git a/program/steps/addressbook/search.inc b/program/steps/addressbook/search.inc
index ea9824727..643cc60a8 100644
--- a/program/steps/addressbook/search.inc
+++ b/program/steps/addressbook/search.inc
@@ -137,6 +137,9 @@ function rcmail_contact_search()
         }
     }
 
+    // Values matching mode
+    $mode = (int) $RCMAIL->config->get('addressbook_search_mode');
+
     // get sources list
     $sources    = $RCMAIL->get_address_sources();
     $search_set = array();
@@ -168,7 +171,7 @@ function rcmail_contact_search()
         $source->set_pagesize(9999);
 
         // get contacts count
-        $result = $source->search($fields, $search, false, false);
+        $result = $source->search($fields, $search, $mode, false);
 
         if (!$result->count) {
             continue;
diff --git a/program/steps/mail/addcontact.inc b/program/steps/mail/addcontact.inc
index dafb2763c..a4feb7b58 100644
--- a/program/steps/mail/addcontact.inc
+++ b/program/steps/mail/addcontact.inc
@@ -50,7 +50,7 @@ if (!empty($_POST['_address']) && is_object($CONTACTS))
       $OUTPUT->show_message('errorsavingcontact', 'error');
       $OUTPUT->send();
     }
-    
+
     $email = rcube_idn_to_ascii($contact['email']);
     if (!check_email($email, false)) {
       $OUTPUT->show_message('emailformaterror', 'error', array('email' => $contact['email']));
@@ -65,13 +65,13 @@ if (!empty($_POST['_address']) && is_object($CONTACTS))
       $error = $CONTACTS->get_error();
       // TODO: show dialog to complete record
       // if ($error['type'] == rcube_addressbook::ERROR_VALIDATE) { }
-      
+
       $OUTPUT->show_message($error['message'] ? $error['message'] : 'errorsavingcontact', 'error');
       $OUTPUT->send();
     }
 
     // check for existing contacts
-    $existing = $CONTACTS->search('email', $contact['email'], true, false);
+    $existing = $CONTACTS->search('email', $contact['email'], 1, false);
 
     if ($done = $existing->count)
       $OUTPUT->show_message('contactexists', 'warning');
diff --git a/program/steps/mail/autocomplete.inc b/program/steps/mail/autocomplete.inc
index 8b13f574d..e40bb76c3 100644
--- a/program/steps/mail/autocomplete.inc
+++ b/program/steps/mail/autocomplete.inc
@@ -40,7 +40,9 @@ if ($RCMAIL->action == 'group-expand') {
 }
 
 
-$MAXNUM = (int)$RCMAIL->config->get('autocomplete_max', 15);
+$MAXNUM = (int) $RCMAIL->config->get('autocomplete_max', 15);
+$mode   = (int) $RCMAIL->config->get('addressbook_search_mode');
+$single = (bool) $RCMAIL->config->get('autocomplete_single');
 $search = get_input_value('_search', RCUBE_INPUT_GPC, true);
 $source = get_input_value('_source', RCUBE_INPUT_GPC);
 $sid    = get_input_value('_id', RCUBE_INPUT_GPC);
@@ -51,38 +53,48 @@ else
   $book_types = (array) $RCMAIL->config->get('autocomplete_addressbooks', 'sql');
 
 if (!empty($book_types) && strlen($search)) {
-  $contacts = array();
+  $contacts  = array();
   $books_num = count($book_types);
+  $search_lc = mb_strtolower($search);
 
   foreach ($book_types as $id) {
     $abook = $RCMAIL->get_address_book($id);
     $abook->set_pagesize($MAXNUM);
 
-    if ($result = $abook->search(array('email','name'), $search, false, true, true, 'email')) {
+    if ($result = $abook->search(array('email','name'), $search, $mode, true, true, 'email')) {
       while ($sql_arr = $result->iterate()) {
         // Contact can have more than one e-mail address
         $email_arr = (array)$abook->get_col_values('email', $sql_arr, true);
         $email_cnt = count($email_arr);
         foreach ($email_arr as $email) {
-          if (empty($email))
+          if (empty($email)) {
             continue;
+          }
+
           $contact = format_email_recipient($email, $sql_arr['name']);
+
           // skip entries that don't match
-          if ($email_cnt > 1 && stripos($contact, $search) === false) {
+          if ($email_cnt > 1 && strpos(mb_strtolower($contact), $search_lc) === false) {
             continue;
           }
+
           // skip duplicates
           if (!in_array($contact, $contacts)) {
             $contacts[] = $contact;
             if (count($contacts) >= $MAXNUM)
               break 2;
           }
+
+          // skip redundant entries (show only first email address)
+          if ($single) {
+            break;
+          }
         }
       }
     }
 
     // also list matching contact groups
-    if ($abook->groups) {
+    if ($abook->groups && count($contacts) < $MAXNUM) {
       foreach ($abook->list_groups($search) as $group) {
         $abook->reset();
         $abook->set_group($group['ID']);
diff --git a/program/steps/mail/func.inc b/program/steps/mail/func.inc
index 39c25f19c..8407b06cd 100644
--- a/program/steps/mail/func.inc
+++ b/program/steps/mail/func.inc
@@ -639,6 +639,9 @@ function rcmail_wash_html($html, $p = array(), $cid_replaces)
   if (!$p['skip_washer_style_callback'])
     $washer->add_callback('style', 'rcmail_washtml_callback');
 
+  // Remove non-UTF8 characters (#1487813)
+  $html = rc_utf8_clean($html);
+
   $html = $washer->wash($html);
   $REMOTE_OBJECTS = $washer->extlinks;
 
diff --git a/program/steps/mail/show.inc b/program/steps/mail/show.inc
index 97cac5822..8976e863a 100644
--- a/program/steps/mail/show.inc
+++ b/program/steps/mail/show.inc
@@ -150,12 +150,13 @@ function rcmail_message_attachments($attrib)
   return $out;
 }
 
-function rcmail_remote_objects_msg($attrib)
+function rcmail_remote_objects_msg()
 {
   global $MESSAGE, $RCMAIL;
 
-  if (!$attrib['id'])
-    $attrib['id'] = 'rcmremoteobjmsg';
+  $attrib['id']    = 'remote-objects-message';
+  $attrib['class'] = 'notice';
+  $attrib['style'] = 'display: none';
 
   $msg = Q(rcube_label('blockedimages')) . '&nbsp;';
   $msg .= html::a(array('href' => "#loadimages", 'onclick' => JS_OBJECT_NAME.".command('load-images')"), Q(rcube_label('showimages')));
@@ -170,6 +171,48 @@ function rcmail_remote_objects_msg($attrib)
   return html::div($attrib, $msg);
 }
 
+function rcmail_message_buttons()
+{
+  global $MESSAGE, $RCMAIL, $CONFIG;
+
+  $mbox  = $RCMAIL->imap->get_mailbox_name();
+  $delim = $RCMAIL->imap->get_hierarchy_delimiter();
+  $dbox  = $CONFIG['drafts_mbox'];
+
+  // the message is not a draft
+  if ($mbox != $dbox && strpos($mbox, $dbox.$delim) !== 0) {
+    return '';
+  }
+
+  $attrib['id']    = 'message-buttons';
+  $attrib['class'] = 'notice';
+
+  $msg = Q(rcube_label('isdraft')) . '&nbsp;';
+  $msg .= html::a(array('href' => "#edit", 'onclick' => JS_OBJECT_NAME.".command('edit')"), Q(rcube_label('edit')));
+
+  return html::div($attrib, $msg);
+}
+
+function rcmail_message_objects($attrib)
+{
+  global $RCMAIL, $MESSAGE;
+
+  if (!$attrib['id'])
+    $attrib['id'] = 'message-objects';
+
+  $content = array(
+    rcmail_message_buttons(),
+    rcmail_remote_objects_msg(),
+  );
+
+  $plugin = $RCMAIL->plugins->exec_hook('message_objects',
+    array('content' => $content, 'message' => $MESSAGE));
+
+  $content = implode("\n", $plugin['content']);
+
+  return html::div($attrib, $content);
+}
+
 function rcmail_contact_exists($email)
 {
   global $RCMAIL;
@@ -189,7 +232,8 @@ function rcmail_contact_exists($email)
 $OUTPUT->add_handlers(array(
   'messageattachments' => 'rcmail_message_attachments',
   'mailboxname' => 'rcmail_mailbox_name_display',
-  'blockedobjects' => 'rcmail_remote_objects_msg'));
+  'messageobjects' => 'rcmail_message_objects',
+));
 
 
 if ($RCMAIL->action=='print' && $OUTPUT->template_exists('messageprint'))
diff --git a/program/steps/settings/func.inc b/program/steps/settings/func.inc
index bb144d4cb..6ba524724 100644
--- a/program/steps/settings/func.inc
+++ b/program/steps/settings/func.inc
@@ -659,6 +659,16 @@ function rcmail_user_prefs($current=null)
       );
     }
 
+    if (!isset($no_override['autocomplete_single'])) {
+      $field_id = 'rcmfd_autocomplete_single';
+      $checkbox = new html_checkbox(array('name' => '_autocomplete_single', 'id' => $field_id, 'value' => 1));
+
+      $blocks['main']['options']['autocomplete_single'] = array(
+        'title' => html::label($field_id, Q(rcube_label('autocompletesingle'))),
+        'content' => $checkbox->show($config['autocomplete_single']?1:0),
+      );
+    }
+
     break;
 
     // Special IMAP folders
diff --git a/program/steps/settings/save_prefs.inc b/program/steps/settings/save_prefs.inc
index a32f5948c..d917e1157 100644
--- a/program/steps/settings/save_prefs.inc
+++ b/program/steps/settings/save_prefs.inc
@@ -93,6 +93,7 @@ switch ($CURR_SECTION)
   case 'addressbook':
     $a_user_prefs = array(
       'default_addressbook' => get_input_value('_default_addressbook', RCUBE_INPUT_POST, true),
+      'autocomplete_single' => isset($_POST['_autocomplete_single']) ? TRUE : FALSE,
     );
 
   break;
diff --git a/skins/default/common.css b/skins/default/common.css
index 192de065a..6bf8e9032 100644
--- a/skins/default/common.css
+++ b/skins/default/common.css
@@ -230,7 +230,7 @@ img
 }
 
 #message div.notice,
-#remote-objects-message
+#message-objects div.notice
 {
   background: url(images/display/icons.png) 6px 3px no-repeat;
   background-color: #F7FDCB;
@@ -238,21 +238,25 @@ img
 }
 
 #message div.error,
-#message div.warning
+#message div.warning,
+#message-objects div.warning,
+#message-objects div.error
 {
   background: url(images/display/icons.png) 6px -97px no-repeat;
   background-color: #EF9398;
   border: 1px solid #DC5757;
 }
 
-#message div.confirmation
+#message div.confirmation,
+#message-objects div.confirmation
 {
   background: url(images/display/icons.png) 6px -47px no-repeat;
   background-color: #A6EF7B;
   border: 1px solid #76C83F;
 }
 
-#message div.loading
+#message div.loading,
+#message-objects div.loading
 {
   background: url(images/display/loading.gif) 6px 3px no-repeat;
   background-color: #EBEBEB;
diff --git a/skins/default/ie6hacks.css b/skins/default/ie6hacks.css
index 5da6e7aa9..dc7f24a2e 100644
--- a/skins/default/ie6hacks.css
+++ b/skins/default/ie6hacks.css
@@ -20,7 +20,10 @@ img
 #message div.error,
 #message div.warning,
 #message div.confirmation,
-#remote-objects-message
+#message-objects div.notice,
+#message-objects div.error,
+#message-objects div.warning,
+#message-objects div.confirmation
 {
   background-image: url(images/display/icons.gif);
 }
diff --git a/skins/default/mail.css b/skins/default/mail.css
index 9bc46d08a..3ea4fec6c 100644
--- a/skins/default/mail.css
+++ b/skins/default/mail.css
@@ -1197,21 +1197,20 @@ div.message-htmlpart div.rcmBody
   margin: 8px;
 }
 
-#remote-objects-message
+#message-objects div
 {
-  display: none;
   margin: 8px;
   min-height: 20px;
   padding: 10px 10px 6px 46px;
 }
 
-#remote-objects-message a
+#message-objects div a
 {
   color: #666666;
   padding-left: 10px;
 }
 
-#remote-objects-message a:hover
+#message-objects div a:hover
 {
   color: #333333;
 }
diff --git a/skins/default/templates/message.html b/skins/default/templates/message.html
index 8e2bb2cb3..714540b78 100644
--- a/skins/default/templates/message.html
+++ b/skins/default/templates/message.html
@@ -36,8 +36,7 @@
 <roundcube:object name="messageHeaders" class="headers-table" cellspacing="0" cellpadding="2" addicon="/images/icons/silhouette.png" summary="Message headers" />
 <roundcube:object name="messageFullHeaders" id="full-headers" />
 <roundcube:object name="messageAttachments" id="attachment-list" />
-
-<roundcube:object name="blockedObjects" id="remote-objects-message" />
+<roundcube:object name="messageObjects" id="message-objects" />
 <roundcube:object name="messageBody" id="messagebody" />
 </div>
 <div class="boxfooter">
diff --git a/skins/default/templates/messagepreview.html b/skins/default/templates/messagepreview.html
index bfd7d7d92..a606311e1 100644
--- a/skins/default/templates/messagepreview.html
+++ b/skins/default/templates/messagepreview.html
@@ -13,7 +13,7 @@
 <roundcube:object name="messageAttachments" id="attachment-list" />
 </div>
 
-<roundcube:object name="blockedObjects" id="remote-objects-message" />
+<roundcube:object name="messageObjects" id="message-objects" />
 <roundcube:object name="messageBody" id="messagebody" />
 
 </body>
diff --git a/tests/mailfunc.php b/tests/mailfunc.php
index 9d70befeb..6dc60ba04 100644
--- a/tests/mailfunc.php
+++ b/tests/mailfunc.php
@@ -100,6 +100,17 @@ class rcube_test_mailfunc extends UnitTestCase
   }
 
   /**
+   * Test washtml class on non-unicode characters (#1487813)
+   */
+  function test_washtml_utf8()
+  {
+    $part = $this->get_html_part('src/invalidchars.html');
+    $washed = rcmail_print_body($part);
+
+    $this->assertPattern('/<p>сОЌвПл<\/p>/', $washed, "Remove non-unicode characters from HTML message body");
+  }
+
+  /**
    * Test links pattern replacements in plaintext messages
    */
   function test_plaintext()