def upload_pic(request):
m = []
if request.method == 'POST':
form = ImageUploadForm(request.POST, request.FILES)
if form.is_valid():
try:
m = Certificate.objects.get(student_id=request.user.id)
m.picture = form.cleaned_data['image']
image_field = form.cleaned_data.get('image')
image_file = StringIO.StringIO(image_field.read())
image = Image.open(image_file)
image = image.resize((800, 600), Image.ANTIALIAS)
image_file = StringIO.StringIO()
image.save(image_file, 'JPEG', quality=90)
image_field.file = image_file
m.save()
except ObjectDoesNotExist:
m = Certificate(picture=form.cleaned_data['image'],
student_id=request.user.id)
m.save()
classroom_id = Enroll.objects.filter(
student_id=request.user.id).order_by('-id')[0].classroom.id
# 記錄系統事件
if is_event_open(request):
log = Log(user_id=request.user.id, event='上傳Hour of Code證書成功')
log.save()
return redirect('/certificate/classroom/0/' + str(classroom_id))
else:
try:
m = Certificate.objects.get(student_id=request.user.id)
except ObjectDoesNotExist:
pass
form = ImageUploadForm()
return render_to_response('certificate/certificate.html', {
'form': form,
'certificate': m
},
context_instance=RequestContext(request))
def fa_workshop_download(request):
context = {}
err = ""
ci = RequestContext(request)
cur_path = os.path.dirname(os.path.realpath(__file__))
certificate_path = '{0}/fa_workshop_template/'.format(cur_path)
if request.method == 'POST':
email = request.POST.get('email').strip()
type = request.POST.get('type', 'P')
paper = None
workshop = None
if type == 'P':
user = FA_WS.objects.filter(email=email)
if not user:
context["notregistered"] = 1
return render_to_response('fa_workshop_download.html',
context,
context_instance=ci)
else:
user = user[0]
name = user.name
purpose = user.purpose
year = '17'
id = int(user.id)
hexa = hex(id).replace('0x', '').zfill(6).upper()
serial_no = '{0}{1}{2}{3}'.format(purpose, year, hexa, type)
serial_key = (hashlib.sha1(serial_no)).hexdigest()
file_name = '{0}{1}'.format(email, id)
file_name = file_name.replace('.', '')
try:
old_user = Certificate.objects.get(email=email,
serial_no=serial_no)
qrcode = 'Verify at: http://spoken-tutorial.org/certificate/verify/{0} '.format(
old_user.short_key)
details = {'name': name, 'serial_key': old_user.short_key}
certificate = create_fa_workshop_certificate(
certificate_path, details, qrcode, type, paper, workshop,
file_name)
if not certificate[1]:
old_user.counter = old_user.counter + 1
old_user.save()
return certificate[0]
except Certificate.DoesNotExist:
uniqueness = False
num = 5
while not uniqueness:
present = Certificate.objects.filter(
short_key__startswith=serial_key[0:num])
if not present:
short_key = serial_key[0:num]
uniqueness = True
else:
num += 1
qrcode = 'Verify at: http://spoken-tutorial.org/certificate/verify/{0} '.format(
short_key)
details = {'name': name, 'serial_key': short_key}
certificate = create_fa_workshop_certificate(
certificate_path, details, qrcode, type, paper, workshop,
file_name)
if not certificate[1]:
certi_obj = Certificate(name=name,
email=email,
serial_no=serial_no,
counter=1,
workshop=workshop,
paper=paper,
serial_key=serial_key,
short_key=short_key)
certi_obj.save()
return certificate[0]
if certificate[1]:
_clean_certificate_certificate(certificate_path, file_name)
context['error'] = True
context['err'] = err
return render_to_response('fa_workshop_download.html', context, ci)
context['message'] = ''
return render_to_response('fa_workshop_download.html', context, ci)