def get_courses_view(request):
'''
Get course data for the given course and section and return it as an HTTP response
containing a JSON string
'''
course = request.GET.get('course')
section = request.GET.get('section')
s = Scraper()
response_data = s.get_courses(course, section, request.user.id)
return response_data
def add_course(request):
'''
add new course object to the database
'''
course = request.GET.get('course').upper()
section = request.GET.get('section')
response_data = {}
course_info = {}
response_data['error'] = False
response_data['error_msg'] = ''
# add the course to the user's list of courses
user = UserProfile.objects.get(user=request.user)
profile = request.user.profile
# print course
# print section
if len(section) != 4:
if len(section) == 3:
section = "0" + section
else:
response_data['error'] = True
response_data['error_msg'] = 'Section ID is invalid!'
return HttpResponse(json.dumps(response_data), mimetype="application/json")
# Set URL for testudo course search, term, and other query data
page_url = "https://ntst.umd.edu/soc/search?courseId=" + course + "§ionId=" + section + "&termId=201308&_openSectionsOnly=on&courseLevelFilter=ALL&classStartTime=&_classDays=on&teachingCenter=ALL"
page = urllib2.urlopen(page_url).read()
soup = BeautifulSoup(page)
if soup.find("div", {"class" : "no-courses-message"}) != None:
response_data['error'] = True
response_data['error_msg'] = 'That course does not exist!'
return HttpResponse(json.dumps(response_data), mimetype="application/json")
if len(course) <= 4:
response_data['error'] = True
response_data['error_msg'] = 'That course does not exist!'
return HttpResponse(json.dumps(response_data), mimetype="application/json")
course_container = soup.find("div", {"class" : "courses-container"})
first_block = course_container.find("div", {"class" : "course"}, {"id": course})
if first_block == None:
response_data['error'] = True
response_data['error_msg'] = 'That course does not exist!'
return HttpResponse(json.dumps(response_data), mimetype="application/json")
class_block = first_block.find('div', {'class' : 'class-days-container'})
classes = class_block.findAll('div', {'class' : 'row'})
response_data['courses'] = []
# create the new course objects and add them to database
for i in range(0, len(classes)):
try:
# set c to the matching course if it exists in DB
room = classes[i].find('span', {'class' : 'class-room'}).text
c = Course.objects.get(name=course, section=section, room_number=room)
except:
# course does not exist in DB, create new course and add it to DB
c = Course()
c.name = course.upper()
c.section = section
room = classes[i].find('span', {'class' : 'class-room'}).text
if room != None:
if room == 'ONLINE':
response_data['error'] = True
response_data['error_msg'] = 'You cannot add online classes!'
return HttpResponse(json.dumps(response_data), mimetype="application/json")
else:
c.room_number = room
c.build_code = classes[i].find('span', {'class' : 'building-code'}).text
class_start = classes[i].find('span', {'class' : 'class-start-time'}).text
c.start_time = parser.parse(class_start)
class_end = classes[i].find('span', {'class' : 'class-end-time'}).text
c.end_time = parser.parse(class_end)
c.section_days = classes[i].find('span', {'class' : 'section-days'}).text
c.link = page_url
if classes[i].find('span', {'class' : 'class-type'}) != None:
c.tag = classes[i].find('span', {'class' : 'class-type'}).text
c.save()
# add course to user's list of courses
if not c in profile.courses.all():
user.courses.add(c)
user.save()
course_info = {}
course_info['name'] = c.name
course_info['section'] = c.section
course_info['build_code'] = c.build_code
course_info['room_number'] = c.room_number
course_info['start_time'] = c.start_time.strftime("%H:%M")
course_info['end_time'] = c.end_time.strftime("%H:%M")
course_info['section_days'] = []
s = Scraper()
s.split_days(course_info['section_days'], c.section_days)
course_info['link'] = c.link
course_info['tag'] = '' if c.tag == None else c.tag
course_info['id'] = c.id
response_data['courses'].append(course_info)
response_data['error'] = False
response_data['error_msg'] = ''
else:
response_data['error'] = True
response_data['error_msg'] = 'Course already added!'
errorResponse = HttpResponse(json.dumps(response_data), mimetype="application/json")
if response_data['error']:
if course_info == {}:
return errorResponse
response_data['error'] = False
response_data['error_msg'] = ''
return HttpResponse(json.dumps(response_data), mimetype="application/json")
def add_course(request):
'''
add new course object to the database
'''
course = request.GET.get('course').upper()
section = request.GET.get('section')
response_data = {}
course_info = {}
response_data['error'] = False
response_data['error_msg'] = ''
# add the course to the user's list of courses
user = UserProfile.objects.get(user=request.user)
profile = request.user.profile
# print course
# print section
if len(section) != 4:
if len(section) == 3:
section = "0" + section
else:
response_data['error'] = True
response_data['error_msg'] = 'Section ID is invalid!'
return HttpResponse(json.dumps(response_data),
mimetype="application/json")
# Set URL for testudo course search, term, and other query data
page_url = "https://ntst.umd.edu/soc/search?courseId=" + course + "§ionId=" + section + "&termId=201308&_openSectionsOnly=on&courseLevelFilter=ALL&classStartTime=&_classDays=on&teachingCenter=ALL"
page = urllib2.urlopen(page_url).read()
soup = BeautifulSoup(page)
if soup.find("div", {"class": "no-courses-message"}) != None:
response_data['error'] = True
response_data['error_msg'] = 'That course does not exist!'
return HttpResponse(json.dumps(response_data),
mimetype="application/json")
if len(course) <= 4:
response_data['error'] = True
response_data['error_msg'] = 'That course does not exist!'
return HttpResponse(json.dumps(response_data),
mimetype="application/json")
course_container = soup.find("div", {"class": "courses-container"})
first_block = course_container.find("div", {"class": "course"},
{"id": course})
if first_block == None:
response_data['error'] = True
response_data['error_msg'] = 'That course does not exist!'
return HttpResponse(json.dumps(response_data),
mimetype="application/json")
class_block = first_block.find('div', {'class': 'class-days-container'})
classes = class_block.findAll('div', {'class': 'row'})
response_data['courses'] = []
# create the new course objects and add them to database
for i in range(0, len(classes)):
try:
# set c to the matching course if it exists in DB
room = classes[i].find('span', {'class': 'class-room'}).text
c = Course.objects.get(name=course,
section=section,
room_number=room)
except:
# course does not exist in DB, create new course and add it to DB
c = Course()
c.name = course.upper()
c.section = section
room = classes[i].find('span', {'class': 'class-room'}).text
if room != None:
if room == 'ONLINE':
response_data['error'] = True
response_data[
'error_msg'] = 'You cannot add online classes!'
return HttpResponse(json.dumps(response_data),
mimetype="application/json")
else:
c.room_number = room
c.build_code = classes[i].find('span', {
'class': 'building-code'
}).text
class_start = classes[i].find('span', {
'class': 'class-start-time'
}).text
c.start_time = parser.parse(class_start)
class_end = classes[i].find('span', {
'class': 'class-end-time'
}).text
c.end_time = parser.parse(class_end)
c.section_days = classes[i].find('span', {
'class': 'section-days'
}).text
c.link = page_url
if classes[i].find('span', {'class': 'class-type'}) != None:
c.tag = classes[i].find('span', {'class': 'class-type'}).text
c.save()
# add course to user's list of courses
if not c in profile.courses.all():
user.courses.add(c)
user.save()
course_info = {}
course_info['name'] = c.name
course_info['section'] = c.section
course_info['build_code'] = c.build_code
course_info['room_number'] = c.room_number
course_info['start_time'] = c.start_time.strftime("%H:%M")
course_info['end_time'] = c.end_time.strftime("%H:%M")
course_info['section_days'] = []
s = Scraper()
s.split_days(course_info['section_days'], c.section_days)
course_info['link'] = c.link
course_info['tag'] = '' if c.tag == None else c.tag
course_info['id'] = c.id
response_data['courses'].append(course_info)
response_data['error'] = False
response_data['error_msg'] = ''
else:
response_data['error'] = True
response_data['error_msg'] = 'Course already added!'
errorResponse = HttpResponse(json.dumps(response_data),
mimetype="application/json")
if response_data['error']:
if course_info == {}:
return errorResponse
response_data['error'] = False
response_data['error_msg'] = ''
return HttpResponse(json.dumps(response_data), mimetype="application/json")
