From 321343d45bc1f4d20cd348773bd8b214d9c4d692 Mon Sep 17 00:00:00 2001
From: maheshgudi
Date: Fri, 3 Feb 2017 23:42:30 +0530
Subject: added float based questions

---
 yaksh/forms.py                          |  4 ++++
 yaksh/models.py                         | 25 +++++++++++++++++++++++++
 yaksh/templates/yaksh/add_question.html |  1 +
 yaksh/templates/yaksh/question.html     | 10 +++++++++-
 yaksh/views.py                          |  6 ++++++
 5 files changed, 45 insertions(+), 1 deletion(-)

diff --git a/yaksh/forms.py b/yaksh/forms.py
index df590de..fdc881f 100644
--- a/yaksh/forms.py
+++ b/yaksh/forms.py
@@ -36,6 +36,8 @@ question_types = (
     ("code", "Code"),
     ("upload", "Assignment Upload"),
     ("integer", "Answer in Integer"),
+    ("string", "Answer in String"),
+    ("float", "Answer in Decimal"),
     )
 
 test_case_types = (
@@ -44,6 +46,8 @@ test_case_types = (
         ("mcqtestcase", "MCQ Testcase"),
         ("hooktestcase", "Hook Testcase"),
         ("integertestcase", "Integer Testcase"),
+        ("stringtestcase", "String Testcase"),
+        ("floattestcase", "Float Testcase"),
         )
 
 UNAME_CHARS = letters + "._" + digits
diff --git a/yaksh/models.py b/yaksh/models.py
index 6381d4b..12c4a1c 100644
--- a/yaksh/models.py
+++ b/yaksh/models.py
@@ -42,6 +42,7 @@ question_types = (
         ("upload", "Assignment Upload"),
         ("integer", "Answer in Integer"),
         ("string", "Answer in String"),
+        ("float", "Answer in Decimal"),
     )
 
 enrollment_methods = (
@@ -56,6 +57,7 @@ test_case_types = (
         ("hooktestcase", "Hook Testcase"),
         ("integertestcase", "Integer Testcase"),
         ("stringtestcase", "String Testcase"),
+        ("floattestcase", "Float Testcase"),
     )
 
 string_check_type = (
@@ -1160,6 +1162,14 @@ class AnswerPaper(models.Model):
                         result['success'] = True
                         result['error'] = ['Correct answer']
 
+            elif question.type == 'float':
+                testcase = question.get_test_case()
+                if testcase.correct-testcase.error_margin\
+                 <= float(user_answer)\
+                 <= testcase.correct+testcase.error_margin:
+                            result['success'] = True
+                            result['error'] = ['Correct answer']
+
             elif question.type == 'code':
                 user_dir = self.user.profile.get_user_dir()
                 json_result = code_server.run_code(
@@ -1328,3 +1338,18 @@ class StringTestCase(TestCase):
 
     def __str__(self):
         return u'String Testcase | Correct: {0}'.format(self.correct)
+
+
+class FloatTestCase(TestCase):
+    correct = models.FloatField(default=None)
+    error_margin = models.FloatField(default=0.0, null=True, blank=True,
+                                     help_text="Margin of error")
+
+    def get_field_value(self):
+        return {"test_case_type": "floattestcase", "correct": self.correct,
+                "error_margin":self.error_margin}
+
+    def __str__(self):
+        return u'Testcase | Correct: {0} | Error Margin: +or- {1}'.format(self.correct,
+                                                                          self.error_margin
+                                                                          )
\ No newline at end of file
diff --git a/yaksh/templates/yaksh/add_question.html b/yaksh/templates/yaksh/add_question.html
index de3ce56..6bd96d3 100644
--- a/yaksh/templates/yaksh/add_question.html
+++ b/yaksh/templates/yaksh/add_question.html
@@ -58,6 +58,7 @@
       <option value="hooktestcase">Hook </option>
       <option value="integertestcase">Integer </option>
       <option value="stringtestcase"> String </option>
+      <option value="floattestcase"> Float </option>
   </select></p>
   <center>
     <button class="btn" type="submit" name="save_question">Save</button>
diff --git a/yaksh/templates/yaksh/question.html b/yaksh/templates/yaksh/question.html
index 13726c0..161db5a 100644
--- a/yaksh/templates/yaksh/question.html
+++ b/yaksh/templates/yaksh/question.html
@@ -153,6 +153,8 @@ function call_skip(url)
                              (ANSWER IN INTEGER)
                              {% elif question.type == "string" %}
                              (ANSWER IN STRING)
+                             {% elif question.type == "float" %}
+                             (ANSWER IN DECIMAL)
                              {% endif %}
                          </u>
                          <font class=pull-right>(Marks : {{ question.points }}) </font>
@@ -175,7 +177,7 @@ function call_skip(url)
                      {% if question.type == "integer" %}
                      Enter Integer:&nbsp;&nbsp;&nbsp;&nbsp;
                      <input name="answer" type="textbox" id="integer" />
-                     <br/>
+                     <br/><br/>
                      {% endif %}
 
                      {% if question.type == "string" %}
@@ -184,6 +186,12 @@ function call_skip(url)
                      <br/><br/>
                      {% endif %}
 
+                     {% if question.type == "float" %}
+                     Enter Decimal Value :&nbsp;&nbsp;&nbsp;&nbsp;
+                     <input name="answer" type="textbox" id="float" />
+                     <br/><br/>
+                     {% endif %}
+
                      {% if question.type == "mcc" %}
                      {% for test_case in test_cases %}
                      <input name="answer" type="checkbox" value="{{ test_case.options }}"> {{ test_case.options|safe }}
diff --git a/yaksh/views.py b/yaksh/views.py
index 6a19744..d067393 100644
--- a/yaksh/views.py
+++ b/yaksh/views.py
@@ -476,6 +476,12 @@ def check(request, q_id, attempt_num=None, questionpaper_id=None):
             except ValueError:
                 msg = ["Please enter an Integer Value"]
                 return show_question(request, current_question, paper, msg)
+        elif current_question.type == 'float':
+            try:
+                user_answer = float(request.POST.get('answer'))
+            except ValueError:
+                msg = ["Please enter a Decimal Value"]
+                return show_question(request, current_question, paper, msg)
         elif current_question.type == 'string':
             user_answer = str(request.POST.get('answer'))
 
-- 
cgit