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Commit Description:
- clean up link to problem stat and user stat
Commit Description:
- clean up link to problem stat and user stat
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app/controllers/report_controller.rb | 488 lines | 16.0 KiB | text/x-ruby | RubyLexer |
class ReportController < ApplicationController
before_filter :authenticate
before_filter :admin_authorization, only: [:login_stat,:submission_stat, :stuck, :cheat_report, :cheat_scruntinize, :show_max_score]
before_filter(only: [:problem_hof]) { |c|
return false unless authenticate
if GraderConfiguration["right.user_view_submission"]
return true;
end
admin_authorization
}
def max_score
end
def current_score
@problems = Problem.find_available_problems
@users = User.includes(:contests).includes(:contest_stat).where(enabled: true)
@scorearray = calculate_max_score(@problems, @users,0,0,true)
#rencer accordingly
if params[:commit] == 'download csv' then
csv = gen_csv_from_scorearray(@scorearray,@problems)
send_data csv, filename: 'max_score.csv'
else
#render template: 'user_admin/user_stat'
render 'current_score'
end
end
def show_max_score
#process parameters
#problems
@problems = []
params[:problem_id].each do |id|
next unless id.strip != ""
pid = Problem.find_by_id(id.to_i)
@problems << pid if pid
end
#users
@users = if params[:user] == "all" then
User.find(:all, :include => [:contests, :contest_stat])
else
User.includes(:contests).includes(:contest_stat).where(enabled: true)
end
#set up range from param
since_id = params.fetch(:min_id, 0).to_i
until_id = params.fetch(:max_id, 0).to_i
#calculate the routine
@scorearray = calculate_max_score(@problems, @users,since_id,until_id)
#rencer accordingly
if params[:commit] == 'download csv' then
csv = gen_csv_from_scorearray(@scorearray,@problems)
send_data csv, filename: 'max_score.csv'
else
#render template: 'user_admin/user_stat'
render 'max_score'
end
end
def score
if params[:commit] == 'download csv'
@problems = Problem.all
else
@problems = Problem.find_available_problems
end
@users = User.includes(:contests, :contest_stat).where(enabled: true) #find(:all, :include => [:contests, :contest_stat]).where(enabled: true)
@scorearray = Array.new
@users.each do |u|
ustat = Array.new
ustat[0] = u
@problems.each do |p|
sub = Submission.find_last_by_user_and_problem(u.id,p.id)
if (sub!=nil) and (sub.points!=nil) and p and p.full_score
ustat << [(sub.points.to_f*100/p.full_score).round, (sub.points>=p.full_score)]
else
ustat << [0,false]
end
end
@scorearray << ustat
end
if params[:commit] == 'download csv' then
csv = gen_csv_from_scorearray(@scorearray,@problems)
send_data csv, filename: 'last_score.csv'
else
render template: 'user_admin/user_stat'
end
end
def login_stat
@logins = Array.new
date_and_time = '%Y-%m-%d %H:%M'
begin
md = params[:since_datetime].match(/(\d+)-(\d+)-(\d+) (\d+):(\d+)/)
@since_time = Time.zone.local(md[1].to_i,md[2].to_i,md[3].to_i,md[4].to_i,md[5].to_i)
rescue
@since_time = DateTime.new(1000,1,1)
end
begin
md = params[:until_datetime].match(/(\d+)-(\d+)-(\d+) (\d+):(\d+)/)
@until_time = Time.zone.local(md[1].to_i,md[2].to_i,md[3].to_i,md[4].to_i,md[5].to_i)
rescue
@until_time = DateTime.new(3000,1,1)
end
User.all.each do |user|
@logins << { id: user.id,
login: user.login,
full_name: user.full_name,
count: Login.where("user_id = ? AND created_at >= ? AND created_at <= ?",
user.id,@since_time,@until_time)
.count(:id),
min: Login.where("user_id = ? AND created_at >= ? AND created_at <= ?",
user.id,@since_time,@until_time)
.minimum(:created_at),
max: Login.where("user_id = ? AND created_at >= ? AND created_at <= ?",
user.id,@since_time,@until_time)
.maximum(:created_at),
ip: Login.where("user_id = ? AND created_at >= ? AND created_at <= ?",
user.id,@since_time,@until_time)
.select(:ip_address).uniq
}
end
end
def submission_stat
date_and_time = '%Y-%m-%d %H:%M'
begin
@since_time = DateTime.strptime(params[:since_datetime],date_and_time)
rescue
@since_time = DateTime.new(1000,1,1)
end
begin
@until_time = DateTime.strptime(params[:until_datetime],date_and_time)
rescue
@until_time = DateTime.new(3000,1,1)
end
@submissions = {}
User.find_each do |user|
@submissions[user.id] = { login: user.login, full_name: user.full_name, count: 0, sub: { } }
end
Submission.where("submitted_at >= ? AND submitted_at <= ?",@since_time,@until_time).find_each do |s|
if @submissions[s.user_id]
if not @submissions[s.user_id][:sub].has_key?(s.problem_id)
a = Problem.find_by_id(s.problem_id)
@submissions[s.user_id][:sub][s.problem_id] =
{ prob_name: (a ? a.full_name : '(NULL)'),
sub_ids: [s.id] }
else
@submissions[s.user_id][:sub][s.problem_id][:sub_ids] << s.id
end
@submissions[s.user_id][:count] += 1
end
end
end
def problem_hof
# gen problem list
@user = User.find(session[:user_id])
@problems = @user.available_problems
# get selected problems or the default
if params[:id]
begin
@problem = Problem.available.find(params[:id])
rescue
redirect_to action: :problem_hof
flash[:notice] = 'Error: submissions for that problem are not viewable.'
return
end
end
return unless @problem
@by_lang = {} #aggregrate by language
range =65
@histogram = { data: Array.new(range,0), summary: {} }
@summary = {count: 0, solve: 0, attempt: 0}
user = Hash.new(0)
Submission.where(problem_id: @problem.id).find_each do |sub|
#histogram
d = (DateTime.now.in_time_zone - sub.submitted_at) / 24 / 60 / 60
@histogram[:data][d.to_i] += 1 if d < range
next unless sub.points
@summary[:count] += 1
user[sub.user_id] = [user[sub.user_id], (sub.points >= @problem.full_score) ? 1 : 0].max
lang = Language.find_by_id(sub.language_id)
next unless lang
next unless sub.points >= @problem.full_score
#initialize
unless @by_lang.has_key?(lang.pretty_name)
@by_lang[lang.pretty_name] = {
runtime: { avail: false, value: 2**30-1 },
memory: { avail: false, value: 2**30-1 },
length: { avail: false, value: 2**30-1 },
first: { avail: false, value: DateTime.new(3000,1,1) }
}
end
if sub.max_runtime and sub.max_runtime < @by_lang[lang.pretty_name][:runtime][:value]
@by_lang[lang.pretty_name][:runtime] = { avail: true, user_id: sub.user_id, value: sub.max_runtime, sub_id: sub.id }
end
if sub.peak_memory and sub.peak_memory < @by_lang[lang.pretty_name][:memory][:value]
@by_lang[lang.pretty_name][:memory] = { avail: true, user_id: sub.user_id, value: sub.peak_memory, sub_id: sub.id }
end
if sub.submitted_at and sub.submitted_at < @by_lang[lang.pretty_name][:first][:value] and
!sub.user.admin?
@by_lang[lang.pretty_name][:first] = { avail: true, user_id: sub.user_id, value: sub.submitted_at, sub_id: sub.id }
end
if @by_lang[lang.pretty_name][:length][:value] > sub.effective_code_length
@by_lang[lang.pretty_name][:length] = { avail: true, user_id: sub.user_id, value: sub.effective_code_length, sub_id: sub.id }
end
end
#process user_id
@by_lang.each do |lang,prop|
prop.each do |k,v|
v[:user] = User.exists?(v[:user_id]) ? User.find(v[:user_id]).full_name : "(NULL)"
end
end
#sum into best
if @by_lang and @by_lang.first
@best = @by_lang.first[1].clone
@by_lang.each do |lang,prop|
if @best[:runtime][:value] >= prop[:runtime][:value]
@best[:runtime] = prop[:runtime]
@best[:runtime][:lang] = lang
end
if @best[:memory][:value] >= prop[:memory][:value]
@best[:memory] = prop[:memory]
@best[:memory][:lang] = lang
end
if @best[:length][:value] >= prop[:length][:value]
@best[:length] = prop[:length]
@best[:length][:lang] = lang
end
if @best[:first][:value] >= prop[:first][:value]
@best[:first] = prop[:first]
@best[:first][:lang] = lang
end
end
end
@histogram[:summary][:max] = [@histogram[:data].max,1].max
@summary[:attempt] = user.count
user.each_value { |v| @summary[:solve] += 1 if v == 1 }
end
def stuck #report struggling user,problem
# init
user,problem = nil
solve = true
tries = 0
@struggle = Array.new
record = {}
Submission.includes(:problem,:user).order(:problem_id,:user_id).find_each do |sub|
next unless sub.problem and sub.user
if user != sub.user_id or problem != sub.problem_id
@struggle << { user: record[:user], problem: record[:problem], tries: tries } unless solve
record = {user: sub.user, problem: sub.problem}
user,problem = sub.user_id, sub.problem_id
solve = false
tries = 0
end
if sub.points >= sub.problem.full_score
solve = true
else
tries += 1
end
end
@struggle.sort!{|a,b| b[:tries] <=> a[:tries] }
@struggle = @struggle[0..50]
end
def multiple_login
#user with multiple IP
raw = Submission.joins(:user).joins(:problem).where("problems.available != 0").group("login,ip_address").order(:login)
last,count = 0,0
first = 0
@users = []
raw.each do |r|
if last != r.user.login
count = 1
last = r.user.login
first = r
else
@users << first if count == 1
@users << r
count += 1
end
end
#IP with multiple user
raw = Submission.joins(:user).joins(:problem).where("problems.available != 0").group("login,ip_address").order(:ip_address)
last,count = 0,0
first = 0
@ip = []
raw.each do |r|
if last != r.ip_address
count = 1
last = r.ip_address
first = r
else
@ip << first if count == 1
@ip << r
count += 1
end
end
end
def cheat_report
date_and_time = '%Y-%m-%d %H:%M'
begin
md = params[:since_datetime].match(/(\d+)-(\d+)-(\d+) (\d+):(\d+)/)
@since_time = Time.zone.local(md[1].to_i,md[2].to_i,md[3].to_i,md[4].to_i,md[5].to_i)
rescue
@since_time = Time.zone.now.ago( 90.minutes)
end
begin
md = params[:until_datetime].match(/(\d+)-(\d+)-(\d+) (\d+):(\d+)/)
@until_time = Time.zone.local(md[1].to_i,md[2].to_i,md[3].to_i,md[4].to_i,md[5].to_i)
rescue
@until_time = Time.zone.now
end
#multi login
@ml = Login.joins(:user).where("logins.created_at >= ? and logins.created_at <= ?",@since_time,@until_time).select('users.login,count(distinct ip_address) as count,users.full_name').group("users.id").having("count > 1")
st = <<-SQL
SELECT l2.*
FROM logins l2 INNER JOIN
(SELECT u.id,COUNT(DISTINCT ip_address) as count,u.login,u.full_name
FROM logins l
INNER JOIN users u ON l.user_id = u.id
WHERE l.created_at >= '#{@since_time.in_time_zone("UTC")}' and l.created_at <= '#{@until_time.in_time_zone("UTC")}'
GROUP BY u.id
HAVING count > 1
) ml ON l2.user_id = ml.id
WHERE l2.created_at >= '#{@since_time.in_time_zone("UTC")}' and l2.created_at <= '#{@until_time.in_time_zone("UTC")}'
UNION
SELECT l2.*
FROM logins l2 INNER JOIN
(SELECT l.ip_address,COUNT(DISTINCT u.id) as count
FROM logins l
INNER JOIN users u ON l.user_id = u.id
WHERE l.created_at >= '#{@since_time.in_time_zone("UTC")}' and l.created_at <= '#{@until_time.in_time_zone("UTC")}'
GROUP BY l.ip_address
HAVING count > 1
) ml on ml.ip_address = l2.ip_address
INNER JOIN users u ON l2.user_id = u.id
WHERE l2.created_at >= '#{@since_time.in_time_zone("UTC")}' and l2.created_at <= '#{@until_time.in_time_zone("UTC")}'
ORDER BY ip_address,created_at
SQL
@mld = Login.find_by_sql(st)
st = <<-SQL
SELECT s.id,s.user_id,s.ip_address,s.submitted_at,s.problem_id
FROM submissions s INNER JOIN
(SELECT u.id,COUNT(DISTINCT ip_address) as count,u.login,u.full_name
FROM logins l
INNER JOIN users u ON l.user_id = u.id
WHERE l.created_at >= ? and l.created_at <= ?
GROUP BY u.id
HAVING count > 1
) ml ON s.user_id = ml.id
WHERE s.submitted_at >= ? and s.submitted_at <= ?
UNION
SELECT s.id,s.user_id,s.ip_address,s.submitted_at,s.problem_id
FROM submissions s INNER JOIN
(SELECT l.ip_address,COUNT(DISTINCT u.id) as count
FROM logins l
INNER JOIN users u ON l.user_id = u.id
WHERE l.created_at >= ? and l.created_at <= ?
GROUP BY l.ip_address
HAVING count > 1
) ml on ml.ip_address = s.ip_address
WHERE s.submitted_at >= ? and s.submitted_at <= ?
ORDER BY ip_address,submitted_at
SQL
@subs = Submission.joins(:problem).find_by_sql([st,@since_time,@until_time,
@since_time,@until_time,
@since_time,@until_time,
@since_time,@until_time])
end
def cheat_scruntinize
#convert date & time
date_and_time = '%Y-%m-%d %H:%M'
begin
md = params[:since_datetime].match(/(\d+)-(\d+)-(\d+) (\d+):(\d+)/)
@since_time = Time.zone.local(md[1].to_i,md[2].to_i,md[3].to_i,md[4].to_i,md[5].to_i)
rescue
@since_time = Time.zone.now.ago( 90.minutes)
end
begin
md = params[:until_datetime].match(/(\d+)-(\d+)-(\d+) (\d+):(\d+)/)
@until_time = Time.zone.local(md[1].to_i,md[2].to_i,md[3].to_i,md[4].to_i,md[5].to_i)
rescue
@until_time = Time.zone.now
end
#convert sid
@sid = params[:SID].split(/[,\s]/) if params[:SID]
unless @sid and @sid.size > 0
return
redirect_to actoin: :cheat_scruntinize
flash[:notice] = 'Please enter at least 1 student id'
end
mark = Array.new(@sid.size,'?')
condition = "(u.login = " + mark.join(' OR u.login = ') + ')'
@st = <<-SQL
SELECT l.created_at as submitted_at ,-1 as id,u.login,u.full_name,l.ip_address,"" as problem_id,"" as points,l.user_id
FROM logins l INNER JOIN users u on l.user_id = u.id
WHERE l.created_at >= ? AND l.created_at <= ? AND #{condition}
UNION
SELECT s.submitted_at,s.id,u.login,u.full_name,s.ip_address,s.problem_id,s.points,s.user_id
FROM submissions s INNER JOIN users u ON s.user_id = u.id
WHERE s.submitted_at >= ? AND s.submitted_at <= ? AND #{condition}
ORDER BY submitted_at
SQL
p = [@st,@since_time,@until_time] + @sid + [@since_time,@until_time] + @sid
@logs = Submission.joins(:problem).find_by_sql(p)
end
protected
def calculate_max_score(problems, users,since_id,until_id, get_last_score = false)
scorearray = Array.new
users.each do |u|
ustat = Array.new
ustat[0] = u
problems.each do |p|
unless get_last_score
#get max score
max_points = 0
Submission.find_in_range_by_user_and_problem(u.id,p.id,since_id,until_id).each do |sub|
max_points = sub.points if sub and sub.points and (sub.points > max_points)
end
ustat << [(max_points.to_f*100/p.full_score).round, (max_points>=p.full_score)]
else
#get latest score
sub = Submission.find_last_by_user_and_problem(u.id,p.id)
if (sub!=nil) and (sub.points!=nil) and p and p.full_score
ustat << [(sub.points.to_f*100/p.full_score).round, (sub.points>=p.full_score)]
else
ustat << [0,false]
end
end
end
scorearray << ustat
end
return scorearray
end
end