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-rw-r--r--yaksh/error_messages.py3
-rw-r--r--yaksh/forms.py24
-rw-r--r--yaksh/models.py1
-rw-r--r--yaksh/python_stdio_evaluator.py3
-rw-r--r--yaksh/r_code_evaluator.py96
-rw-r--r--yaksh/settings.py4
-rw-r--r--yaksh/templates/yaksh/add_question.html2
-rw-r--r--yaksh/templates/yaksh/error_template.html11
-rw-r--r--yaksh/templates/yaksh/grade_user.html4
-rw-r--r--yaksh/templates/yaksh/user_data.html8
-rw-r--r--yaksh/templates/yaksh/view_answerpaper.html4
-rw-r--r--yaksh/templatetags/custom_filters.py26
-rw-r--r--yaksh/templatetags/test_custom_filters.py11
-rw-r--r--yaksh/views.py28
14 files changed, 199 insertions, 26 deletions
diff --git a/yaksh/error_messages.py b/yaksh/error_messages.py
index f34bf28..2d27417 100644
--- a/yaksh/error_messages.py
+++ b/yaksh/error_messages.py
@@ -34,8 +34,7 @@ def _get_incorrect_user_lines(exp_lines, user_lines):
err_line_numbers = []
for line_no, (expected_line, user_line) in \
enumerate(zip_longest(exp_lines, user_lines)):
- if (not user_line or not expected_line or
- user_line.strip() != expected_line.strip()):
+ if user_line != expected_line:
err_line_numbers.append(line_no)
return err_line_numbers
diff --git a/yaksh/forms.py b/yaksh/forms.py
index 414bff5..d82cd55 100644
--- a/yaksh/forms.py
+++ b/yaksh/forms.py
@@ -3,6 +3,7 @@ from yaksh.models import (
get_model_class, Profile, Quiz, Question, Course, QuestionPaper, Lesson,
LearningModule
)
+from grades.models import GradingSystem
from django.contrib.auth import authenticate
from django.contrib.auth.models import User
from django.conf import settings
@@ -345,6 +346,13 @@ class QuestionFilterForm(forms.Form):
class CourseForm(forms.ModelForm):
""" course form for moderators """
+ class Meta:
+ model = Course
+ fields = [
+ 'name', 'enrollment', 'active', 'code', 'instructions',
+ 'start_enroll_time', 'end_enroll_time', 'grading_system',
+ 'view_grade'
+ ]
def __init__(self, *args, **kwargs):
super(CourseForm, self).__init__(*args, **kwargs)
@@ -381,13 +389,15 @@ class CourseForm(forms.ModelForm):
instance.save()
return instance
- class Meta:
- model = Course
- fields = [
- 'name', 'enrollment', 'active', 'code', 'instructions',
- 'start_enroll_time', 'end_enroll_time', 'grading_system',
- 'view_grade'
- ]
+ def __init__(self, user, *args, **kwargs):
+ super(CourseForm, self).__init__(*args, **kwargs)
+ if self.instance.id and self.instance.teachers.filter(id=user.id).exists():
+ self.fields['grading_system'].widget.attrs['disabled'] = True
+ else:
+ grading_choices = GradingSystem.objects.filter(
+ creator=user
+ )
+ self.fields['grading_system'].queryset = grading_choices
class ProfileForm(forms.ModelForm):
diff --git a/yaksh/models.py b/yaksh/models.py
index 6fb9807..d1b53e7 100644
--- a/yaksh/models.py
+++ b/yaksh/models.py
@@ -46,6 +46,7 @@ languages = (
("cpp", "C++ Language"),
("java", "Java Language"),
("scilab", "Scilab"),
+ ("r", "R"),
)
question_types = (
diff --git a/yaksh/python_stdio_evaluator.py b/yaksh/python_stdio_evaluator.py
index 64a2809..a1e8f72 100644
--- a/yaksh/python_stdio_evaluator.py
+++ b/yaksh/python_stdio_evaluator.py
@@ -46,6 +46,7 @@ class PythonStdIOEvaluator(BaseEvaluator):
if self.file_paths:
self.files = copy_files(self.file_paths)
submitted = compile(self.user_answer, '<string>', mode='exec')
+ self.expected_output = self.expected_output.replace('\r', '')
if self.expected_input:
self.expected_input = self.expected_input.replace('\r', '')
input_buffer = StringIO()
@@ -55,7 +56,7 @@ class PythonStdIOEvaluator(BaseEvaluator):
with redirect_stdout() as output_buffer:
exec_scope = {}
exec(submitted, exec_scope)
- self.output_value = output_buffer.getvalue().rstrip("\n")
+ self.output_value = output_buffer.getvalue()
return self.output_value
def check_code(self):
diff --git a/yaksh/r_code_evaluator.py b/yaksh/r_code_evaluator.py
new file mode 100644
index 0000000..ca4c94a
--- /dev/null
+++ b/yaksh/r_code_evaluator.py
@@ -0,0 +1,96 @@
+#!/usr/bin/env python
+from __future__ import unicode_literals
+import os
+import subprocess
+import re
+
+# Local imports
+from .base_evaluator import BaseEvaluator
+from .file_utils import copy_files, delete_files
+
+
+class RCodeEvaluator(BaseEvaluator):
+ """Tests the R code obtained from Code Server"""
+ def __init__(self, metadata, test_case_data):
+ self.files = []
+ self.submit_code_path = ""
+ self.test_code_path = ""
+ # Set metadata values
+ self.user_answer = metadata.get('user_answer')
+ self.file_paths = metadata.get('file_paths')
+ self.partial_grading = metadata.get('partial_grading')
+
+ # Set test case data values
+ self.test_case = test_case_data.get('test_case')
+ self.weight = test_case_data.get('weight')
+
+ def teardown(self):
+ # Delete the created file.
+ if os.path.exists(self.submit_code_path):
+ os.remove(self.submit_code_path)
+ if os.path.exists(self.test_code_path):
+ os.remove(self.test_code_path)
+ if self.files:
+ delete_files(self.files)
+
+ def check_code(self):
+ self.submit_code_path = self.create_submit_code_file('function.r')
+ self.test_code_path = self.create_submit_code_file('main.r')
+ if self.file_paths:
+ self.files = copy_files(self.file_paths)
+ clean_ref_path = self.test_code_path
+ self.user_answer, terminate_commands = \
+ self._remove_r_quit(self.user_answer.lstrip())
+
+ success = False
+ mark_fraction = 0.0
+ self.write_to_submit_code_file(self.submit_code_path, self.user_answer)
+ self.write_to_submit_code_file(self.test_code_path, self.test_case)
+ # Throw message if there are commmands that terminates scilab
+ add_err = ""
+ if terminate_commands:
+ add_err = "Please do not use quit() in your\
+ code.\n Otherwise your code will not be evaluated\
+ correctly.\n"
+
+ cmd = 'Rscript main.r'
+ ret = self._run_command(cmd, shell=True, stdout=subprocess.PIPE,
+ stderr=subprocess.PIPE
+ )
+ proc, stdout, stderr = ret
+
+ if stderr is '':
+ # Clean output
+ stdout = self._strip_output(stdout)
+ if proc.returncode == 31:
+ success, err = True, None
+ mark_fraction = 1.0 if self.partial_grading else 0.0
+ else:
+ err = add_err + stdout
+ else:
+ err = add_err + stderr
+
+ return success, err, mark_fraction
+
+ def _remove_r_quit(self, string):
+ """
+ Removes quit from the R code
+ """
+ new_string = ""
+ terminate_commands = False
+ for line in string.splitlines():
+ new_line = re.sub(r"quit.*$", "", line)
+ if line != new_line:
+ terminate_commands = True
+ new_string = new_string + '\n' + new_line
+ return new_string, terminate_commands
+
+ def _strip_output(self, out):
+ """
+ Cleans whitespace from the output
+ """
+ strip_out = "Message"
+ for l in out.split('\n'):
+ if l.strip():
+ strip_out = strip_out+"\n"+l.strip()
+ return strip_out + out
diff --git a/yaksh/settings.py b/yaksh/settings.py
index 9e9597d..7b42298 100644
--- a/yaksh/settings.py
+++ b/yaksh/settings.py
@@ -55,4 +55,8 @@ code_evaluators = {
"standardtestcase": "yaksh.scilab_code_evaluator.ScilabCodeEvaluator",
"hooktestcase": "yaksh.hook_evaluator.HookEvaluator"
},
+ "r": {
+ "standardtestcase": "yaksh.r_code_evaluator.RCodeEvaluator",
+ "hooktestcase": "yaksh.hook_evaluator.HookEvaluator"
+ },
}
diff --git a/yaksh/templates/yaksh/add_question.html b/yaksh/templates/yaksh/add_question.html
index 692af48..c4cd8a7 100644
--- a/yaksh/templates/yaksh/add_question.html
+++ b/yaksh/templates/yaksh/add_question.html
@@ -50,7 +50,9 @@
{% for form in formset %}
<div class="link-formset well">
+ {% autoescape off %}
{{ form.as_p }}
+ {% endautoescape %}
</div>
{% endfor %}
diff --git a/yaksh/templates/yaksh/error_template.html b/yaksh/templates/yaksh/error_template.html
index 5530844..00fa306 100644
--- a/yaksh/templates/yaksh/error_template.html
+++ b/yaksh/templates/yaksh/error_template.html
@@ -1,4 +1,11 @@
+{% block css%}
+ <link rel="stylesheet" href="{{ URL_ROOT }}/static/yaksh/css/dashboard.css" type="text/css" />
+{% endblock %}
+{% block script %}
+ <script src="{{ URL_ROOT }}/static/yaksh/js/jquery-ui.js"></script>
+{% endblock %}
+
{% load custom_filters %}
{% if error_message %}
<div class="container-fluid row justify-content-center">
@@ -64,8 +71,8 @@
</tr>
{% for expected,user in error.expected_output|zip:error.user_output %}
<td> {{forloop.counter}} </td>
- <td>{{expected|default:""}} </td>
- <td>{{user|default:""}}</td>
+ <td>{{expected|default:""|highlight_spaces|safe}} </td>
+ <td>{{user|default:""|highlight_spaces|safe}}</td>
{% if forloop.counter0 in error.error_line_numbers or not expected or not user %}
<td><span class ="fa fa-times text-warning"/></td>
{% else %}
diff --git a/yaksh/templates/yaksh/grade_user.html b/yaksh/templates/yaksh/grade_user.html
index 9311590..a8472c7 100644
--- a/yaksh/templates/yaksh/grade_user.html
+++ b/yaksh/templates/yaksh/grade_user.html
@@ -422,7 +422,9 @@ $(document).ready(function()
{% endfor %}
{% endwith %}
{% if question.type == "code" %}
- <pre><code>{{ ans.answer.answer.strip }}</code></pre>
+ {% pygmentise_user_answer question.language ans.answer.answer.strip as user_answer %}
+ <style type="text/css">{{user_answer.1}}</style>
+ <pre><code>{{user_answer.0|safe}}</code></pre>
{% elif question.type == "mcc" or question.type == "mcq" %}
{% for testcases in question.get_test_cases %}
{% if testcases.id|stringformat:"i" in ans.answer.answer.strip %}
diff --git a/yaksh/templates/yaksh/user_data.html b/yaksh/templates/yaksh/user_data.html
index 2ef9655..ff600c3 100644
--- a/yaksh/templates/yaksh/user_data.html
+++ b/yaksh/templates/yaksh/user_data.html
@@ -310,7 +310,9 @@
{% endfor %}
{% endwith %}
{% if question.type == "code" %}
- <pre><code>{{ ans.answer.answer.strip }}</code></pre>
+ {% pygmentise_user_answer question.language ans.answer.answer.strip as user_answer %}
+ <style type="text/css">{{user_answer.1}}</style>
+ <pre><code>{{user_answer.0|safe}}</code></pre>
{% elif question.type == "mcc" or question.type == "mcq" %}
{% for testcases in question.get_test_cases %}
{% if testcases.id|stringformat:"i" in ans.answer.answer.strip %}
@@ -339,7 +341,7 @@
<div class="col-md-2">
<label class="col-form-label" for="q{{ question.id }}">Marks:</label>
{% with answers|last as answer %}
- <input id="q{{ question.id }}" type="text" name="q{{ question.id }}_marks" size="4" class="form-control" value="{{ answer.answer.marks }}"><br><br>
+ <input id="q{{ question.id }}" type="text" name="q{{ question.id }}_marks" size="4" class="form-control" value="{{ answer.answer.marks }}" readonly=""><br><br>
{% endwith %}
</div>
</div>
@@ -348,7 +350,7 @@
<div class="form-group">
<h3>Teacher comments: </h3>
<textarea id="comments_{{paper.question_paper.id}}" class="form-control"
- name="comments_{{ paper.question_paper.id }}">{{ paper.comments }}</textarea>
+ name="comments_{{ paper.question_paper.id }}" readonly="">{{ paper.comments }}</textarea>
</div>
</div>
</div>
diff --git a/yaksh/templates/yaksh/view_answerpaper.html b/yaksh/templates/yaksh/view_answerpaper.html
index b87c818..8e085b6 100644
--- a/yaksh/templates/yaksh/view_answerpaper.html
+++ b/yaksh/templates/yaksh/view_answerpaper.html
@@ -241,7 +241,9 @@
{% endfor %}
{% endwith %}
<div class="panel-body">
- <pre><code>{{ answer.answer.answer.strip }}</code></pre>
+ {% pygmentise_user_answer question.language answer.answer.answer.strip as user_answer %}
+ <style type="text/css">{{user_answer.1}}</style>
+ <pre><code>{{user_answer.0|safe}}</code></pre>
</div>
</div>
{% endif %}
diff --git a/yaksh/templatetags/custom_filters.py b/yaksh/templatetags/custom_filters.py
index 1cd3ca2..a78440d 100644
--- a/yaksh/templatetags/custom_filters.py
+++ b/yaksh/templatetags/custom_filters.py
@@ -7,6 +7,9 @@ try:
from itertools import zip_longest
except ImportError:
from itertools import izip_longest as zip_longest
+from pygments import highlight
+from pygments.lexers import get_lexer_by_name
+from pygments.formatters import HtmlFormatter
register = template.Library()
@@ -93,3 +96,26 @@ def course_grade(course, user):
@register.filter(name='is_checkbox')
def is_checkbox(value):
return isinstance(value, CheckboxInput)
+
+
+@register.simple_tag
+def pygmentise_user_answer(language, answer):
+ lexer = get_lexer_by_name(language, stripall=True)
+ formatter = HtmlFormatter(linenos="inline",
+ cssclass="highlight",
+ style="colorful")
+ style = formatter.get_style_defs('.highlight')
+ result = highlight(answer, lexer, formatter)
+ return result, style
+
+
+@register.simple_tag
+def course_grade(course, user):
+ return course.get_grade(user)
+
+
+@register.filter(name='highlight_spaces')
+def highlight_spaces(text):
+ return text.replace(
+ " ", '<span style="background-color:#ffb6db">&nbsp</span>'
+ )
diff --git a/yaksh/templatetags/test_custom_filters.py b/yaksh/templatetags/test_custom_filters.py
index eb1f0fb..9d7f246 100644
--- a/yaksh/templatetags/test_custom_filters.py
+++ b/yaksh/templatetags/test_custom_filters.py
@@ -11,7 +11,8 @@ from yaksh.models import (User, Profile, Question, Quiz, QuestionPaper,
from yaksh.templatetags.custom_filters import (completed, inprogress,
get_ordered_testcases,
- get_answer_for_arrange_options
+ get_answer_for_arrange_options,
+ highlight_spaces
)
@@ -57,6 +58,7 @@ def tearDownModule():
User.objects.get(username="teacher2000").delete()
Group.objects.all().delete()
+
class CustomFiltersTestCases(unittest.TestCase):
@classmethod
@@ -148,3 +150,10 @@ class CustomFiltersTestCases(unittest.TestCase):
self.assertSequenceEqual(testcases, ordered_testcases)
new_answerpaper.delete()
+
+ def test_highlight_spaces(self):
+ expected_output = "A "
+ highlighted_output = highlight_spaces(expected_output)
+ self.assertEqual(highlighted_output,
+ 'A<span style="background-color:#ffb6db">&nbsp</span>'
+ )
diff --git a/yaksh/views.py b/yaksh/views.py
index 5bbe547..6cebe3a 100644
--- a/yaksh/views.py
+++ b/yaksh/views.py
@@ -6,10 +6,12 @@ from django.shortcuts import render, get_object_or_404, redirect
from django.template import Context, Template
from django.http import Http404
from django.db.models import Max, Q, F
+from django.db import models
from django.views.decorators.csrf import csrf_exempt
from django.contrib.auth.decorators import login_required
from django.contrib.auth.models import Group
from django.forms.models import inlineformset_factory
+from django.forms import fields
from django.utils import timezone
from django.core.exceptions import (
MultipleObjectsReturned, ObjectDoesNotExist
@@ -100,6 +102,13 @@ def get_html_text(md_text):
return Markdown().convert(md_text)
+def formfield_callback(field):
+ if (isinstance(field, models.TextField) and field.name == 'expected_output'
+ or field.name == 'expected_input'):
+ return fields.CharField(strip=False)
+ return field.formfield()
+
+
@email_verified
def index(request, next_url=None):
"""The start page.
@@ -246,8 +255,12 @@ def add_question(request, question_id=None):
file.toggle_hide_status()
formsets = []
for testcase in TestCase.__subclasses__():
- formset = inlineformset_factory(Question, testcase, extra=0,
- fields='__all__')
+
+ formset = inlineformset_factory(
+ Question, testcase, extra=0,
+ fields='__all__',
+ formfield_callback=formfield_callback
+ )
formsets.append(formset(
request.POST, request.FILES, instance=question
)
@@ -916,10 +929,9 @@ def complete(request, reason=None, attempt_num=None, questionpaper_id=None,
"""Show a page to inform user that the quiz has been completed."""
user = request.user
if questionpaper_id is None:
- message = (
- reason or "An Unexpected Error occurred."
- " Please contact your instructor/administrator."
- )
+ message = reason or ("An Unexpected Error occurred. Please "
+ "contact your instructor/administrator."
+ )
context = {'message': message}
return my_render_to_response(request, 'yaksh/complete.html', context)
else:
@@ -957,7 +969,7 @@ def add_course(request, course_id=None):
if not is_moderator(user):
raise Http404('You are not allowed to view this page')
if request.method == 'POST':
- form = CourseForm(request.POST, instance=course)
+ form = CourseForm(user, request.POST, instance=course)
if form.is_valid():
new_course = form.save(commit=False)
if course_id is None:
@@ -972,7 +984,7 @@ def add_course(request, course_id=None):
request, 'yaksh/add_course.html', {'form': form}
)
else:
- form = CourseForm(instance=course)
+ form = CourseForm(user, instance=course)
return my_render_to_response(
request, 'yaksh/add_course.html', {'form': form}
)
generated by cgit (git 2.34.1) at 2024-12-22 07:14:56 +0000