-
Notifications
You must be signed in to change notification settings - Fork 36
/
app.rb
368 lines (328 loc) · 12.4 KB
/
app.rb
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
require 'sinatra/base'
require 'mysql2'
require 'mysql2-cs-bind'
require 'tilt/erubis'
require 'erubis'
module Isucon5
class AuthenticationError < StandardError; end
class PermissionDenied < StandardError; end
class ContentNotFound < StandardError; end
module TimeWithoutZone
def to_s
strftime("%F %H:%M:%S")
end
end
::Time.prepend TimeWithoutZone
end
class Isucon5::WebApp < Sinatra::Base
use Rack::Session::Cookie
set :erb, escape_html: true
set :public_folder, File.expand_path('../../static', __FILE__)
#set :sessions, true
set :session_secret, ENV['ISUCON5_SESSION_SECRET'] || 'beermoris'
set :protection, true
helpers do
def config
@config ||= {
db: {
host: ENV['ISUCON5_DB_HOST'] || 'localhost',
port: ENV['ISUCON5_DB_PORT'] && ENV['ISUCON5_DB_PORT'].to_i,
username: ENV['ISUCON5_DB_USER'] || 'root',
password: ENV['ISUCON5_DB_PASSWORD'],
database: ENV['ISUCON5_DB_NAME'] || 'isucon5q',
},
}
end
def db
return Thread.current[:isucon5_db] if Thread.current[:isucon5_db]
client = Mysql2::Client.new(
host: config[:db][:host],
port: config[:db][:port],
username: config[:db][:username],
password: config[:db][:password],
database: config[:db][:database],
reconnect: true,
)
client.query_options.merge!(symbolize_keys: true)
Thread.current[:isucon5_db] = client
client
end
def authenticate(email, password)
query = <<SQL
SELECT u.id AS id, u.account_name AS account_name, u.nick_name AS nick_name, u.email AS email
FROM users u
JOIN salts s ON u.id = s.user_id
WHERE u.email = ? AND u.passhash = SHA2(CONCAT(?, s.salt), 512)
SQL
result = db.xquery(query, email, password).first
unless result
raise Isucon5::AuthenticationError
end
session[:user_id] = result[:id]
result
end
def current_user
return @user if @user
unless session[:user_id]
return nil
end
@user = db.xquery('SELECT id, account_name, nick_name, email FROM users WHERE id=?', session[:user_id]).first
unless @user
session[:user_id] = nil
session.clear
raise Isucon5::AuthenticationError
end
@user
end
def authenticated!
unless current_user
redirect '/login'
end
end
def get_user(user_id)
user = db.xquery('SELECT * FROM users WHERE id = ?', user_id).first
raise Isucon5::ContentNotFound unless user
user
end
def user_from_account(account_name)
user = db.xquery('SELECT * FROM users WHERE account_name = ?', account_name).first
raise Isucon5::ContentNotFound unless user
user
end
def is_friend?(another_id)
user_id = session[:user_id]
query = 'SELECT COUNT(1) AS cnt FROM relations WHERE (one = ? AND another = ?) OR (one = ? AND another = ?)'
cnt = db.xquery(query, user_id, another_id, another_id, user_id).first[:cnt]
cnt.to_i > 0 ? true : false
end
def is_friend_account?(account_name)
is_friend?(user_from_account(account_name)[:id])
end
def permitted?(another_id)
another_id == current_user[:id] || is_friend?(another_id)
end
def mark_footprint(user_id)
if user_id != current_user[:id]
query = 'INSERT INTO footprints (user_id,owner_id) VALUES (?,?)'
db.xquery(query, user_id, current_user[:id])
end
end
PREFS = %w(
未入力
北海道 青森県 岩手県 宮城県 秋田県 山形県 福島県 茨城県 栃木県 群馬県 埼玉県 千葉県 東京都 神奈川県 新潟県 富山県
石川県 福井県 山梨県 長野県 岐阜県 静岡県 愛知県 三重県 滋賀県 京都府 大阪府 兵庫県 奈良県 和歌山県 鳥取県 島根県
岡山県 広島県 山口県 徳島県 香川県 愛媛県 高知県 福岡県 佐賀県 長崎県 熊本県 大分県 宮崎県 鹿児島県 沖縄県
)
def prefectures
PREFS
end
end
error Isucon5::AuthenticationError do
session[:user_id] = nil
halt 401, erubis(:login, layout: false, locals: { message: 'ログインに失敗しました' })
end
error Isucon5::PermissionDenied do
halt 403, erubis(:error, locals: { message: '友人のみしかアクセスできません' })
end
error Isucon5::ContentNotFound do
halt 404, erubis(:error, locals: { message: '要求されたコンテンツは存在しません' })
end
get '/login' do
session.clear
erb :login, layout: false, locals: { message: '高負荷に耐えられるSNSコミュニティサイトへようこそ!' }
end
post '/login' do
authenticate params['email'], params['password']
redirect '/'
end
get '/logout' do
session[:user_id] = nil
session.clear
redirect '/login'
end
get '/' do
authenticated!
profile = db.xquery('SELECT * FROM profiles WHERE user_id = ?', current_user[:id]).first
entries_query = 'SELECT * FROM entries WHERE user_id = ? ORDER BY created_at LIMIT 5'
entries = db.xquery(entries_query, current_user[:id])
.map{ |entry| entry[:is_private] = (entry[:private] == 1); entry[:title], entry[:content] = entry[:body].split(/\n/, 2); entry }
comments_for_me_query = <<SQL
SELECT c.id AS id, c.entry_id AS entry_id, c.user_id AS user_id, c.comment AS comment, c.created_at AS created_at
FROM comments c
JOIN entries e ON c.entry_id = e.id
WHERE e.user_id = ?
ORDER BY c.created_at DESC
LIMIT 10
SQL
comments_for_me = db.xquery(comments_for_me_query, current_user[:id])
entries_of_friends = []
db.query('SELECT * FROM entries ORDER BY created_at DESC LIMIT 1000').each do |entry|
next unless is_friend?(entry[:user_id])
entry[:title] = entry[:body].split(/\n/).first
entries_of_friends << entry
break if entries_of_friends.size >= 10
end
comments_of_friends = []
db.query('SELECT * FROM comments ORDER BY created_at DESC LIMIT 1000').each do |comment|
next unless is_friend?(comment[:user_id])
entry = db.xquery('SELECT * FROM entries WHERE id = ?', comment[:entry_id]).first
entry[:is_private] = (entry[:private] == 1)
next if entry[:is_private] && !permitted?(entry[:user_id])
comments_of_friends << comment
break if comments_of_friends.size >= 10
end
friends_query = 'SELECT * FROM relations WHERE one = ? OR another = ? ORDER BY created_at DESC'
friends_map = {}
db.xquery(friends_query, current_user[:id], current_user[:id]).each do |rel|
key = (rel[:one] == current_user[:id] ? :another : :one)
friends_map[rel[key]] ||= rel[:created_at]
end
friends = friends_map.map{|user_id, created_at| [user_id, created_at]}
query = <<SQL
SELECT user_id, owner_id, DATE(created_at) AS date, MAX(created_at) AS updated
FROM footprints
WHERE user_id = ?
GROUP BY user_id, owner_id, DATE(created_at)
ORDER BY updated DESC
LIMIT 10
SQL
footprints = db.xquery(query, current_user[:id])
locals = {
profile: profile || {},
entries: entries,
comments_for_me: comments_for_me,
entries_of_friends: entries_of_friends,
comments_of_friends: comments_of_friends,
friends: friends,
footprints: footprints
}
erb :index, locals: locals
end
get '/profile/:account_name' do
authenticated!
owner = user_from_account(params['account_name'])
prof = db.xquery('SELECT * FROM profiles WHERE user_id = ?', owner[:id]).first
prof = {} unless prof
query = if permitted?(owner[:id])
'SELECT * FROM entries WHERE user_id = ? ORDER BY created_at LIMIT 5'
else
'SELECT * FROM entries WHERE user_id = ? AND private=0 ORDER BY created_at LIMIT 5'
end
entries = db.xquery(query, owner[:id])
.map{ |entry| entry[:is_private] = (entry[:private] == 1); entry[:title], entry[:content] = entry[:body].split(/\n/, 2); entry }
mark_footprint(owner[:id])
erb :profile, locals: { owner: owner, profile: prof, entries: entries, private: permitted?(owner[:id]) }
end
post '/profile/:account_name' do
authenticated!
if params['account_name'] != current_user[:account_name]
raise Isucon5::PermissionDenied
end
args = [params['first_name'], params['last_name'], params['sex'], params['birthday'], params['pref']]
prof = db.xquery('SELECT * FROM profiles WHERE user_id = ?', current_user[:id]).first
if prof
query = <<SQL
UPDATE profiles
SET first_name=?, last_name=?, sex=?, birthday=?, pref=?, updated_at=CURRENT_TIMESTAMP()
WHERE user_id = ?
SQL
args << current_user[:id]
else
query = <<SQL
INSERT INTO profiles (user_id,first_name,last_name,sex,birthday,pref) VALUES (?,?,?,?,?,?)
SQL
args.unshift(current_user[:id])
end
db.xquery(query, *args)
redirect "/profile/#{params['account_name']}"
end
get '/diary/entries/:account_name' do
authenticated!
owner = user_from_account(params['account_name'])
query = if permitted?(owner[:id])
'SELECT * FROM entries WHERE user_id = ? ORDER BY created_at DESC LIMIT 20'
else
'SELECT * FROM entries WHERE user_id = ? AND private=0 ORDER BY created_at DESC LIMIT 20'
end
entries = db.xquery(query, owner[:id])
.map{ |entry| entry[:is_private] = (entry[:private] == 1); entry[:title], entry[:content] = entry[:body].split(/\n/, 2); entry }
mark_footprint(owner[:id])
erb :entries, locals: { owner: owner, entries: entries, myself: (current_user[:id] == owner[:id]) }
end
get '/diary/entry/:entry_id' do
authenticated!
entry = db.xquery('SELECT * FROM entries WHERE id = ?', params['entry_id']).first
raise Isucon5::ContentNotFound unless entry
entry[:title], entry[:content] = entry[:body].split(/\n/, 2)
entry[:is_private] = (entry[:private] == 1)
owner = get_user(entry[:user_id])
if entry[:is_private] && !permitted?(owner[:id])
raise Isucon5::PermissionDenied
end
comments = db.xquery('SELECT * FROM comments WHERE entry_id = ?', entry[:id])
mark_footprint(owner[:id])
erb :entry, locals: { owner: owner, entry: entry, comments: comments }
end
post '/diary/entry' do
authenticated!
query = 'INSERT INTO entries (user_id, private, body) VALUES (?,?,?)'
body = (params['title'] || "タイトルなし") + "\n" + params['content']
db.xquery(query, current_user[:id], (params['private'] ? '1' : '0'), body)
redirect "/diary/entries/#{current_user[:account_name]}"
end
post '/diary/comment/:entry_id' do
authenticated!
entry = db.xquery('SELECT * FROM entries WHERE id = ?', params['entry_id']).first
unless entry
raise Isucon5::ContentNotFound
end
entry[:is_private] = (entry[:private] == 1)
if entry[:is_private] && !permitted?(entry[:user_id])
raise Isucon5::PermissionDenied
end
query = 'INSERT INTO comments (entry_id, user_id, comment) VALUES (?,?,?)'
db.xquery(query, entry[:id], current_user[:id], params['comment'])
redirect "/diary/entry/#{entry[:id]}"
end
get '/footprints' do
authenticated!
query = <<SQL
SELECT user_id, owner_id, DATE(created_at) AS date, MAX(created_at) as updated
FROM footprints
WHERE user_id = ?
GROUP BY user_id, owner_id, DATE(created_at)
ORDER BY updated DESC
LIMIT 50
SQL
footprints = db.xquery(query, current_user[:id])
erb :footprints, locals: { footprints: footprints }
end
get '/friends' do
authenticated!
query = 'SELECT * FROM relations WHERE one = ? OR another = ? ORDER BY created_at DESC'
friends = {}
db.xquery(query, current_user[:id], current_user[:id]).each do |rel|
key = (rel[:one] == current_user[:id] ? :another : :one)
friends[rel[key]] ||= rel[:created_at]
end
list = friends.map{|user_id, created_at| [user_id, created_at]}
erb :friends, locals: { friends: list }
end
post '/friends/:account_name' do
authenticated!
unless is_friend_account?(params['account_name'])
user = user_from_account(params['account_name'])
unless user
raise Isucon5::ContentNotFound
end
db.xquery('INSERT INTO relations (one, another) VALUES (?,?), (?,?)', current_user[:id], user[:id], user[:id], current_user[:id])
redirect '/friends'
end
end
get '/initialize' do
db.query("DELETE FROM relations WHERE id > 500000")
db.query("DELETE FROM footprints WHERE id > 500000")
db.query("DELETE FROM entries WHERE id > 500000")
db.query("DELETE FROM comments WHERE id > 1500000")
end
end