word cloud: return percents. Attribute name is changed

common/lib/xmodule/xmodule/js/src/word_cloud/word_cloud_main.js

@@ -233,7 +233,7 @@ define('WordCloudMain', ['logme'], function (logme) {
         }
 
         $.each(response.student_words, function (word, stat) {
-            var percent = (response.display_percents) ? ' ' + (Math.round(100 * (stat / response.total_count))) + '%' : '';
+            var percent = (response.display_student_percents) ? ' ' + (Math.round(100 * (stat / response.total_count))) + '%' : '';
 
             studentWordsKeys.push('<strong>' + word + '</strong>' + percent);
         });

common/lib/xmodule/xmodule/word_cloud_module.py

@@ -30,7 +30,7 @@ class WordCloudFields(object):
     display_name = String(help="Display name for this module", scope=Scope.settings)
     num_inputs = Integer(help="Number of inputs", scope=Scope.settings, default=5)
     num_top_words = Integer(help="Number of max words, which will be displayed.", scope=Scope.settings, default=250)
-    display_percents = Boolean(help="Dispaly usage percents for each word.", scope=Scope.settings, default=True)
+    display_student_percents = Boolean(help="Dispaly usage percents for each word.", scope=Scope.settings, default=True)
 
     submitted = Boolean(help="Whether this student has posted words to the cloud", scope=Scope.user_state, default=False)
     student_words = List(help="Student answer", scope=Scope.user_state, default=[])
@@ -59,7 +59,7 @@ class WordCloudModule(WordCloudFields, XModule):
             return json.dumps({
                 'status': 'success',
                 'submitted': True,
-                'display_percents': pretty_bool(self.display_percents),
+                'display_student_percents': pretty_bool(self.display_student_percents),
                 'student_words': {
                     word: self.all_words[word] for word in self.student_words
                 },
@@ -70,7 +70,7 @@ class WordCloudModule(WordCloudFields, XModule):
             return json.dumps({
                 'status': 'success',
                 'submitted': False,
-                'display_percents': False,
+                'display_student_percents': False,
                 'student_words': {},
                 'total_count': 0,
                 'top_words': {}
@@ -194,6 +194,6 @@ class WordCloudDescriptor(WordCloudFields, MakoModuleDescriptor, XmlDescriptor):
         xml_object.set('display_name', self.display_name)
         xml_object.set('num_inputs', self.num_inputs)
         xml_object.set('num_top_words', self.num_top_words)
-        xml_object.set('display_percents', pretty_bool(self.display_percents))
+        xml_object.set('display_student_percents', pretty_bool(self.display_student_percents))
 
         return xml_object

doc/public/course_data_formats/word_cloud/word_cloud.rst

@@ -18,7 +18,7 @@ The following attributes can be specified for this tag::
     [display_name| AUTOGENERATE] – Display name of xmodule. When this attribute is not defined - display name autogenerate with some hash.
     [num_inputs| 5] – Number of inputs.
     [num_top_words| 250] – Number of max words, which will be displayed.
-    [display_percents| True] – Dispaly usage percents for each word.
+    [display_student_percents| True] – Dispaly usage percents for each word.
 
 .. note::