Merge branch 'master' of github.com:roundcube/roundcubemail

CHANGELOG

@@ -1,6 +1,8 @@
 CHANGELOG Roundcube Webmail
 ===========================
 
+- Call resize handler in intervals to prevent lags and double onresize calls in Chrome (#1489005)
+- Fix javascript error in IE9 when loading form with placeholders into an iframe (#1489008)
 - Fix handling of some conditional comment tags in HTML message (#1489004)
 - Add rel="noreferrer" for links in displayed messages (#1484686)
 - Fix so forward as attachment works if additional attachment is added by message_compose hook (#1489000)

program/include/rcmail_output_html.php

@@ -873,6 +873,7 @@ class rcmail_output_html extends rcmail_output
             // include a file
             case 'include':
                 $old_base_path = $this->base_path;
+                if (!empty($attrib['skin_path'])) $attrib['skinpath'] = $attrib['skin_path'];
                 if ($path = $this->get_skin_file($attrib['file'], $skin_path, $attrib['skinpath'])) {
                     $this->base_path = preg_replace('!plugins/\w+/!', '', $skin_path);  // set base_path to core skin directory (not plugin's skin)
                     $path = realpath($path);

program/js/app.js

@@ -178,6 +178,11 @@ function rcube_webmail()
       parent.rcmail.env.frame_lock = null;
     }
 
+    // Makes that reference to document.activeElement do not throw
+    // "unspecified error" in IE9 (#1489008)
+    if (this.env.framed && bw.ie)
+      document.documentElement.focus();
+
     // enable general commands
     this.enable_command('close', 'logout', 'mail', 'addressbook', 'settings', 'save-pref',
       'compose', 'undo', 'about', 'switch-task', 'menu-open', 'menu-save', true);

program/js/common.js

@@ -720,10 +720,12 @@ jQuery.fn.placeholder = function(text) {
     var elem = $(this);
     this.title = text;
 
+    // Try HTML5 placeholder attribute first
     if ('placeholder' in this) {
-      elem.attr('placeholder', text);  // Try HTML5 placeholder attribute first
+      elem.attr('placeholder', text);
     }
-    else {  // Fallback to Javascript emulation of placeholder
+    // Fallback to Javascript emulation of placeholder
+    else {
       this._placeholder = text;
       elem.blur(function(e) {
         if ($.trim(elem.val()) == "")
@@ -740,7 +742,8 @@ jQuery.fn.placeholder = function(text) {
         elem[(active ? 'addClass' : 'removeClass')]('placeholder').attr('spellcheck', active);
       });
 
-      if (this != document.activeElement) // Do not blur currently focused element
+      // Do not blur currently focused element
+      if (this != document.activeElement)
         elem.blur();
     }
   });

program/lib/Roundcube/rcube_db.php

@@ -444,17 +444,20 @@ class rcube_db
      *
      * @param mixed $result Optional query handle
      * @return mixed   Number of rows or false on failure
+     * @deprecated This method shows very poor performance and should be avoided.
      */
     public function num_rows($result = null)
     {
         if ($result || ($result === null && ($result = $this->last_result))) {
             // repeat query with SELECT COUNT(*) ...
-            if (preg_match('/^SELECT\s+(?:ALL\s+|DISTINCT\s+)?(?:.*?)\s+FROM\s+(.*)$/i', $result->queryString, $m)) {
+            if (preg_match('/^SELECT\s+(?:ALL\s+|DISTINCT\s+)?(?:.*?)\s+FROM\s+(.*)$/ims', $result->queryString, $m)) {
                 $query = $this->dbh->query('SELECT COUNT(*) FROM ' . $m[1], PDO::FETCH_NUM);
                 return $query ? intval($query->fetchColumn(0)) : false;
             }
             else {
-                return count($result->fetchAll());
+                $num = count($result->fetchAll());
+                $result->execute();  // re-execute query because there's no seek(0)
+                return $num;
             }
         }
 

program/lib/Roundcube/rcube_mime.php

@@ -769,11 +769,35 @@ class rcube_mime
 
         // fallback to some well-known types most important for daily emails
         if (empty($mime_types)) {
-            $mime_extensions = @include(RCUBE_CONFIG_DIR . '/mimetypes.php');
-            $mime_extensions += array('gif' => 'image/gif', 'png' => 'image/png', 'jpg' => 'image/jpeg', 'jpeg' => 'image/jpeg', 'tif' => 'image/tiff');
+            $mime_extensions = (array) @include(RCUBE_CONFIG_DIR . '/mimetypes.php');
 
-            foreach ($mime_extensions as $ext => $mime)
+            foreach ($mime_extensions as $ext => $mime) {
                 $mime_types[$mime][] = $ext;
+            }
+        }
+
+        // Add some known aliases that aren't included by some mime.types (#1488891)
+        // the order is important here so standard extensions have higher prio
+        $aliases = array(
+            'image/gif'      => array('gif'),
+            'image/png'      => array('png'),
+            'image/x-png'    => array('png'),
+            'image/jpeg'     => array('jpg', 'jpeg', 'jpe'),
+            'image/jpg'      => array('jpg', 'jpeg', 'jpe'),
+            'image/pjpeg'    => array('jpg', 'jpeg', 'jpe'),
+            'image/tiff'     => array('tif'),
+            'message/rfc822' => array('eml'),
+            'text/x-mail'    => array('eml'),
+        );
+
+        foreach ($aliases as $mime => $exts) {
+            $mime_types[$mime] = array_unique(array_merge((array) $mime_types[$mime], $exts));
+
+            foreach ($exts as $ext) {
+                if (!isset($mime_extensions[$ext])) {
+                    $mime_extensions[$ext] = $mime;
+                }
+            }
         }
 
         return $mimetype ? $mime_types[$mimetype] : $mime_extensions;

skins/larry/ui.js

@@ -287,28 +287,36 @@ function rcube_mail_ui()
   /**
    * Update UI on window resize
    */
-  function resize()
+  function resize(e)
   {
-    if (rcmail.env.task == 'mail') {
-      if (rcmail.env.action == 'show' || rcmail.env.action == 'preview')
-        layout_messageview();
-      else if (rcmail.env.action == 'compose')
-        layout_composeview();
-    }
+    // resize in intervals to prevent lags and double onresize calls in Chrome (#1489005)
+    var interval = e ? 10 : 0;
 
-    // make iframe footer buttons float if scrolling is active
-    $('body.iframe .footerleft').each(function(){
-      var footer = $(this),
-        body = $(document.body),
-        floating = footer.hasClass('floating'),
-        overflow = body.outerHeight(true) > $(window).height();
-
-      if (overflow != floating) {
-        var action = overflow ? 'addClass' : 'removeClass';
-        footer[action]('floating');
-        body[action]('floatingbuttons');
+    if (rcmail.resize_timeout)
+      window.clearTimeout(rcmail.resize_timeout);
+
+    rcmail.resize_timeout = window.setTimeout(function() {
+      if (rcmail.env.task == 'mail') {
+        if (rcmail.env.action == 'show' || rcmail.env.action == 'preview')
+          layout_messageview();
+        else if (rcmail.env.action == 'compose')
+          layout_composeview();
       }
-    });
+
+      // make iframe footer buttons float if scrolling is active
+      $('body.iframe .footerleft').each(function(){
+        var footer = $(this),
+          body = $(document.body),
+          floating = footer.hasClass('floating'),
+          overflow = body.outerHeight(true) > $(window).height();
+
+        if (overflow != floating) {
+          var action = overflow ? 'addClass' : 'removeClass';
+          footer[action]('floating');
+          body[action]('floatingbuttons');
+        }
+      });
+    }, interval);
   }
 
   /**