Improved _checkTypeOf().

app/assets/javascripts/app/lib/app_post/utils.coffee

@@ -132,7 +132,6 @@ class App.Utils
   # htmlOnlyWithRichtext = App.Utils.htmlRemoveRichtext(html)
   @htmlRemoveRichtext: (html) ->
     return html if !html
-
     html = @_checkTypeOf(html)
 
     # remove comments
@@ -156,6 +155,7 @@ class App.Utils
 
   # cleanHtmlWithRichText = App.Utils.htmlCleanup(html)
   @htmlCleanup: (html) ->
+    return html if !html
     html = @_checkTypeOf(html)
 
     # remove comments
@@ -198,7 +198,21 @@ class App.Utils
 
   @_checkTypeOf: (item) ->
     return item if typeof item isnt 'string'
-    $("<div>#{item}</div>")
+
+    try
+      result = $(item)
+
+      # if we have more then on element at first level
+      if result.length > 1
+        return $("<div>#{item}</div>")
+
+      # if we have just a text string without html markup
+      if !result || !result.get(0)
+        return $("<div>#{item}</div>")
+
+      return result
+    catch err
+      return $("<div>#{item}</div>")
 
   @_removeAttributes: (html) ->
     html.find('*')
@@ -229,6 +243,7 @@ class App.Utils
     html
 
   @_removeWordMarkup: (html) ->
+    return html if !html.get(0)
     match = false
     htmlTmp = html.get(0).outerHTML
     regex = new RegExp('<(/w|w)\:[A-Za-z]')

public/assets/tests/html_utils.js

@@ -313,7 +313,8 @@ test("htmlRemoveTags", function() {
   should = "This is some text!"
   result = App.Utils.htmlRemoveRichtext($(source))
   equal(result.html(), should, source)
-  should = "<div>This is some text!</div>"
+
+  should = "This is some text!"
   result = App.Utils.htmlRemoveRichtext(source)
   equal(result.html(), should, source)
 
@@ -403,7 +404,7 @@ test("htmlRemoveRichtext", function() {
 
   source = "<div><div><label for=\"Ticket_888344_group_id\">Gruppe <span>*</span></label></div><div><div></div></div><div><div><span></span><span></span></div></div><div><div><label for=\"Ticket_888344_owner_id\">Besitzer <span></span></label></div><div><div></div></div></div><div><div><div><svg><use xlink:href=\"http://localhost:3000/assets/images/icons.svg#icon-arrow-down\"></use></svg></div><span></span><span></span></div></div><div><div>    <label for=\"Ticket_888344_state_id\">Status <span>*</span></label></div></div></div>\n"
   //should = "<div>test 123</div>"
-  should = '<div><div>Gruppe <span>*</span></div><div><div></div></div><div><div><span></span><span></span></div></div><div><div>Besitzer <span></span></div><div><div></div></div></div><div><div><div></div><span></span><span></span></div></div><div><div>    Status <span>*</span></div></div></div>' + "\n"
+  should = '<div>Gruppe <span>*</span></div><div><div></div></div><div><div><span></span><span></span></div></div><div><div>Besitzer <span></span></div><div><div></div></div></div><div><div><div></div><span></span><span></span></div></div><div><div>    Status <span>*</span></div></div>'
   result = App.Utils.htmlRemoveRichtext(source)
   equal(result.html(), should, source)
 
@@ -412,7 +413,7 @@ test("htmlRemoveRichtext", function() {
   result = App.Utils.htmlRemoveRichtext($(source))
   equal(result.html(), should, source)
 
-  should = "<div>This is some text!</div>"
+  should = "This is some text!"
   result = App.Utils.htmlRemoveRichtext(source)
   equal(result.html(), should, source)
 
@@ -427,6 +428,21 @@ test("htmlCleanup", function() {
   var result = App.Utils.htmlCleanup($(source))
   equal(result.html(), should, source)
 
+  source = "<div><!--test comment--><a href=\"test\">test</a></div>"
+  should = "test"
+  result = App.Utils.htmlCleanup(source)
+  equal(result.html(), should, source)
+
+  source = "some link to somewhere"
+  should = "some link to somewhere"
+  result = App.Utils.htmlCleanup(source)
+  equal(result.html(), should, source)
+
+  source = "<li>a</li><li>b</li>"
+  should = "<li>a</li><li>b</li>"
+  result = App.Utils.htmlCleanup(source)
+  equal(result.html(), should, source)
+
   source = "<a href=\"some_link\">some link to somewhere</a>"
   should = "some link to somewhere"
   result = App.Utils.htmlCleanup($(source))
@@ -503,7 +519,7 @@ test("htmlCleanup", function() {
 
   source = "<div><div><label for=\"Ticket_888344_group_id\">Gruppe <span>*</span></label></div><div><div></div></div><div><div><span></span><span></span></div></div><div><div><label for=\"Ticket_888344_owner_id\">Besitzer <span></span></label></div><div><div></div></div></div><div><div><div><svg><use xlink:href=\"http://localhost:3000/assets/images/icons.svg#icon-arrow-down\"></use></svg></div><span></span><span></span></div></div><div><div>    <label for=\"Ticket_888344_state_id\">Status <span>*</span></label></div></div></div>\n"
   //should = "<div>test 123</div>"
-  should = '<div><div>Gruppe <span>*</span></div><div><div></div></div><div><div><span></span><span></span></div></div><div><div>Besitzer <span></span></div><div><div></div></div></div><div><div><div></div><span></span><span></span></div></div><div><div>    Status <span>*</span></div></div></div>' + "\n"
+  should = '<div>Gruppe <span>*</span></div><div><div></div></div><div><div><span></span><span></span></div></div><div><div>Besitzer <span></span></div><div><div></div></div></div><div><div><div></div><span></span><span></span></div></div><div><div>    Status <span>*</span></div></div>'
   result = App.Utils.htmlCleanup(source)
   equal(result.html(), should, source)