cafe-grader-web

Commit r770:572d003cd44c public

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Description:
authenticates through programming.in.th
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[Not Reviewed]
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r770:572d003cd44c - - 3 files changed: 59 inserted, 1 deleted

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@@ -0,0 +1,33
1 + # Authentication and user imports through programming.in.th web request
2 + require 'net/http'
3 + require 'uri'
4 + require 'json'
5 +
6 + class ProgrammingAuthenticator
7 + PROGRAMMING_AUTHEN_URL = "https://programming.in.th/authen.php"
8 +
9 + def find_or_create_user(result)
10 + user = User.find_by(login: result['username'])
11 + if not user
12 + user = User.new(login: result['username'],
13 + full_name: result['firstname'] + ' ' + result['surname'],
14 + alias: result['display'],
15 + email: result['email'])
16 + user.password = User.random_password
17 + user.save
18 + end
19 + return user
20 + end
21 +
22 + def authenticate(login, password)
23 + uri = URI(PROGRAMMING_AUTHEN_URL)
24 + result = Net::HTTP.post_form(uri, 'username' => login, 'password' => password)
25 + request_result = JSON.parse(result.body)
26 +
27 + if request_result.fetch('status', 'incorrect') == 'OK'
28 + return find_or_create_user(request_result)
29 + else
30 + return nil
31 + end
32 + end
33 + end
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@@ -1,63 +1,85
1 1 class LoginController < ApplicationController
2 2
3 + @@authenticators = []
4 +
3 5 def index
4 6 # show login screen
5 7 reset_session
6 8 redirect_to :controller => 'main', :action => 'login'
7 9 end
8 10
9 11 def login
10 - user = User.authenticate(params[:login], params[:password])
12 + user = get_authenticated_user(params[:login], params[:password])
11 13 unless user
12 14 flash[:notice] = 'Wrong password'
13 15 redirect_to :controller => 'main', :action => 'login'
14 16 return
15 17 end
16 18
17 19 if (!GraderConfiguration['right.bypass_agreement']) and (!params[:accept_agree]) and !user.admin?
18 20 flash[:notice] = 'You must accept the agreement before logging in'
19 21 redirect_to :controller => 'main', :action => 'login'
20 22 return
21 23 end
22 24
23 25 #process logging in
24 26 session[:user_id] = user.id
25 27 session[:admin] = user.admin?
26 28
27 29 # clear forced logout flag for multicontests contest change
28 30 if GraderConfiguration.multicontests?
29 31 contest_stat = user.contest_stat
30 32 if contest_stat.respond_to? :forced_logout
31 33 if contest_stat.forced_logout
32 34 contest_stat.forced_logout = false
33 35 contest_stat.save
34 36 end
35 37 end
36 38 end
37 39
38 40 #save login information
39 41 Login.create(user_id: user.id, ip_address: request.remote_ip)
40 42
41 43 redirect_to :controller => 'main', :action => 'list'
42 44 end
43 45
44 46 def site_login
45 47 begin
46 48 site = Site.find(params[:login][:site_id])
47 49 rescue ActiveRecord::RecordNotFound
48 50 site = nil
49 51 end
50 52 if site==nil
51 53 flash[:notice] = 'Wrong site'
52 54 redirect_to :controller => 'main', :action => 'login' and return
53 55 end
54 56 if (site.password) and (site.password == params[:login][:password])
55 57 session[:site_id] = site.id
56 58 redirect_to :controller => 'site', :action => 'index'
57 59 else
58 60 flash[:notice] = 'Wrong site password'
59 61 redirect_to :controller => 'site', :action => 'login'
60 62 end
61 63 end
62 64
65 + def self.add_authenticator(authenticator)
66 + @@authenticators << authenticator
63 67 end
68 +
69 + protected
70 +
71 + def get_authenticated_user(login, password)
72 + if @@authenticators.empty?
73 + return User.authenticate(login, password)
74 + else
75 + user = nil
76 + @@authenticators.each do |authenticator|
77 + if not user
78 + user = authenticator.authenticate(login, password)
79 + end
80 + end
81 + return user
82 + end
83 + end
84 +
85 + end
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@@ -1,30 +1,33
1 1 # If you want to manage graders through web interface, set the path to
2 2 # the grader directory below. This dir is where raw, ev, ev-exam,
3 3 # scripts reside. All grader scripts will be in
4 4 # #{GRADER_ROOT_DIR}/scripts.
5 5 GRADER_ROOT_DIR = ''
6 6
7 7 # These are where inputs and outputs of test requests are stored
8 8 TEST_REQUEST_INPUT_FILE_DIR = (Rails.root + 'data/test_request/input').to_s
9 9 TEST_REQUEST_OUTPUT_FILE_DIR = (Rails.root + 'data/test_request/output').to_s
10 10
11 11 # To use ANALYSIS MODE, provide the testcases/testruns breakdown,
12 12 # and the directory of the grading result (usually in judge's dir).
13 13 TASK_GRADING_INFO_FILENAME = Rails.root + 'config/tasks.yml'
14 14
15 15 # TODO: change this to where results are kept.
16 16 GRADING_RESULT_DIR = 'RESULT-DIR'
17 17
18 18 # Change this to allow importing testdata into database as test-pairs.
19 19 # This is mainly for Code Jom contest.
20 20 ALLOW_TEST_PAIR_IMPORT = false
21 21
22 22 # Uncomment so that the system validates user e-mails
23 23 # VALIDATE_USER_EMAILS = true
24 24
25 25 # Uncomment so that Apache X-Sendfile is used when delivering files
26 26 # (e.g., in /tasks/view).
27 27 # USE_APACHE_XSENDFILE = true
28 28
29 29 # Uncomment so that configuration is read only once when the server is loaded
30 30 # CONFIGURATION_CACHE_ENABLED = true
31 +
32 + # Uncomment to allow authentication and user import from programming.in.th
33 + # LoginController.add_authenticator(ProgrammingAuthenticator.new)
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