disable_spellcheck.diff

# By default CKEditor disables browser based spellcheck. 
# That can be changed by passing a modified configuration in UIxMailEditor.wox. 
# NOTE: This eample is in the SoGo context, it may not be applicable elsewhere.  

# MORE INFORMATION - 
# https://www.sogo.nu/support/faq/how-to-customize-the-html.html
# https://ckeditor.com/docs/ckeditor4/latest/api/CKEDITOR_config.html#cfg-disableNativeSpellChecker
# https://ckeditor.com/docs/ckeditor4/latest/api/CKEDITOR_config.html#cfg-browserContextMenuOnCtrl

diff --git a/UI/Templates/MailerUI/UIxMailEditor.wox b/UI/Templates/MailerUI/UIxMailEditor.wox
index 002cb8267..178a485f7 100644
--- a/UI/Templates/MailerUI/UIxMailEditor.wox
+++ b/UI/Templates/MailerUI/UIxMailEditor.wox
@@ -306,8 +306,8 @@
                     sg-autogrow="true"
                     md-detect-hidden="md-detect-hidden"><!-- plain text editor --></textarea>
           <sg-ckeditor id="message-content"
-                       ng-if="::(editor.composeType == 'html')"
-                       config="editor.ckConfig"
+                       ng-if="editor.composeType == 'html'"
+                       config="{ disableNativeSpellChecker: false, language: editor.ckConfig.language }"
                        on-instance-ready="editor.onHTMLReady($editor)"
                        on-focus="editor.onHTMLFocus($editor)"
                        ng-model="editor.message.editable.text"><!-- HTML editor --></sg-ckeditor>