def login():
# Logout
session.pop('username', None)
if request.method == 'POST':
# Validate input
if (request.form['userName'] == ''):
return redirect(url_for('errorPage', errorMsg="userNotSelected"))
if (request.form['groupName'] == ''):
return redirect(url_for('errorPage', errorMsg="groupNotSelected"))
# Create group if leader
if request.form['loginType'] == 'Create':
if (request.form['groupSize'] == ''):
return redirect(url_for('errorPage', errorMsg="sizeNotSelected"))
# Trim and get group size
try:
groupSize = str(int(request.form['groupSize']))
except:
return redirect(url_for('errorPage', errorMsg="groupSizeNotValid"))
# Create object to store group information
group = PhotoGroup(request.form['groupName'], groupSize, 0)
setGroup(group)
# Create folder for grup images
groupPath = group.getGroupFSPath()
if not os.path.exists(groupPath):
os.makedirs(groupPath)
cleanAllFiles(groupPath)
# Notify backend
BackendManager.createGroup()
# Before joining, check group exists
groupName = request.form['groupName']
group = getGroup(groupName)
if (group is None):
return redirect(url_for('errorPage', errorMsg="nonExistentGroup"))
# Now check if there are spaces available
if(not group.isInGroup(request.form['userName'])) and (not group.isSpaceAvailable()):
return redirect(url_for('errorPage', errorMsg="maxUsersReached"))
# Setup session, joining group
userName = request.form['userName']
session['username'] = userName
# Depending on status from current Group, redirect to page that the user was before
if group.isUserSubmitted(userName):
return redirect(url_for('waitForMontage', groupName=groupName))
elif group.isUserApproved(userName):
return redirect(url_for('waitForApproval', groupName=groupName))
elif group.isUserDone(userName):
return redirect(url_for('commitMontage', groupName=groupName))
else:
# Join group and go to upload page
group.setStatusReady(userName)
return redirect(url_for('upload', groupName=groupName))
else:
return render_template('login.html')
