scinote-web/lib/tasks/db_fake_data.rake

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2016-02-12 23:52:43 +08:00
require "#{Rails.root}/app/utilities/users_generator"
require "#{Rails.root}/test/helpers/fake_test_helper"
include UsersGenerator
include FakeTestHelper
namespace :db do
NR_ORGANIZATIONS = 4
NR_USERS = 100
NR_SAMPLE_TYPES = 20
NR_SAMPLE_GROUPS = 20
NR_CUSTOM_FIELDS = 20
NR_SAMPLES = 100
NR_PROJECTS = 5
NR_MODULE_GROUPS = 4
NR_MODULES = 12
NR_STEPS = 6
NR_RESULTS = 8
NR_REPORTS = 4
NR_COMMENTS = 10
RATIO_USER_ORGANIZATIONS = 0.5
NR_MAX_USER_ORGANIZATIONS = 20
RATIO_CUSTOM_FIELDS = 0.7
RATIO_SAMPLE_CUSTOM_FIELDS = 0.6
NR_MAX_USER_PROJECTS = 30
RATIO_USER_PROJECTS = 0.5
RATIO_COMMENTS = 0.7
NR_MAX_USER_MODULES = 30
RATIO_USER_MODULES = 0.5
NR_MAX_SAMPLE_MODULES = 100
RATIO_SAMPLE_MODULES = 0.7
RATIO_MODULE_MODULE_GROUPS = 0.8
RATIO_EDGES = 0.7
RATIO_STEP_COMPLETED = 0.5
NR_MAX_STEP_ATTACHMENTS = 5
RATIO_STEP_ATTACHMENTS = 0.2
NR_MAX_CHECKLIST_ITEMS = 20
RATIO_CHECKLIST_ITEM = 0.2
RATIO_CHECKLIST_ITEM_CHECKED = 0.5
RATIO_RESULT_ARCHIVED = 0.2
RATIO_REPORT_ELEMENTS = 0.75
THRESHOLD_ARCHIVED = 0.2
THRESHOLD_RESTORED = 0.9
MIN_FILE_SIZE = 0.01
MAX_FILE_SIZE = 0.3
desc "Drops the database, sets it up and inserts fake data for " +
"the current RAILS_ENV. WARNING: THIS WILL ERASE ALL " +
"CURRENT DATA IN THE DATABASE."
task :fake => :environment do
Rake::Task["db:drop"].reenable
Rake::Task["db:drop"].invoke
Rake::Task["db:setup"].reenable
Rake::Task["db:setup"].invoke
Rake::Task["db:fake:generate"].reenable
Rake::Task["db:fake:generate"].invoke
end
namespace :fake do
desc "Generates fake data & inserts it into database for the " +
"current RAILS_ENV."
task :generate => :environment do
require 'rgl/base'
require 'rgl/adjacency'
require 'rgl/topsort'
puts "Verbose? (Y/n)"
res = $stdin.gets.to_s.downcase.strip
unless res.in?(["y", "n"]) then
puts "Invalid parameter, exiting"
return
end
verbose = res == "y"
puts "Simple seeding? (Y/n)"
res = $stdin.gets.to_s.downcase.strip
unless res.in?(["y", "n"]) then
puts "Invalid parameter, exiting"
return
end
simple = res == "y"
if simple
puts "Choose the size of generated dataset(T - tiny, " +
"S - small, M - medium, L - large, H -huge)"
res = $stdin.gets.to_s.downcase.strip
unless res.in?(["t", "s", "m", "l", "h"]) then
puts "Invalid parameter, exiting"
return
end
case res
when "t"
factor = 0.5
when "s"
factor = 1
when "m"
factor = 5
when "l"
factor = 20
when "h"
factor = 100
end
nr_org = NR_ORGANIZATIONS * factor
nr_users = NR_USERS * factor
nr_sample_types = NR_SAMPLE_TYPES * factor
nr_sample_groups = NR_SAMPLE_GROUPS * factor
nr_custom_fields = NR_CUSTOM_FIELDS * factor
nr_samples = NR_SAMPLES * factor
nr_projects = NR_PROJECTS * factor
nr_module_groups = NR_MODULE_GROUPS * factor
nr_modules = NR_MODULES * factor
nr_steps = NR_STEPS * factor
nr_results = NR_RESULTS * factor
nr_reports = NR_REPORTS * factor
nr_comments = NR_COMMENTS * factor
else
puts "Type in the number of seeded organizations"
nr_org = $stdin.gets.to_i
puts "Type in the number of seeded users"
nr_users = $stdin.gets.to_i
puts "Type in the number of seeded sample types " +
"for each organization"
nr_sample_types = $stdin.gets.to_i
puts "Type in the number of seeded sample groups for " +
"each organization"
nr_sample_groups = $stdin.gets.to_i
puts "Type in the max. number of seeded custom fields " +
"for each organization"
nr_custom_fields = $stdin.gets.to_i
puts "Type in the number of seeded samples for each organization"
nr_samples = $stdin.gets.to_i
puts "Type in the number of seeded projects for each organization"
nr_projects = $stdin.gets.to_i
puts "Type in the number of seeded workflows for each project"
nr_module_groups = $stdin.gets.to_i
puts "Type in the number of seeded modules for each project"
nr_modules = $stdin.gets.to_i
puts "Type in the number of seeded steps for each module"
nr_steps = $stdin.gets.to_i
puts "Type in the number of seeded results for each module"
nr_results = $stdin.gets.to_i
puts "Type in the number of seeded reports for each project"
nr_reports = $stdin.gets.to_i
puts "Type in the max. number of seeded comments for each " +
"commentable item"
nr_comments = $stdin.gets.to_i
end
begin
ActiveRecord::Base.transaction do
puts "Generating fake organizations..."
taken_org_names = []
for _ in 1..nr_org
begin
name = Faker::University.name
end while name.in? taken_org_names
taken_org_names << name
Organization.create(
name: name,
description: rand >= 0.7 ? Faker::Lorem.sentence : nil
)
end
all_organizations = Organization.all
puts "Generating fake users..."
taken_emails = []
for _ in 1..nr_users
begin
if rand >= 0.8
name = generate_got_name
else
name = Faker::Name.name
end
email_name = name.downcase.remove(".").split(" ").join(".")
password = Faker::Internet.password(10, 20)
email = Faker::Internet.free_email(email_name)
end while email.in? taken_emails
taken_emails << email
user = create_user(
name,
email,
password,
true,
nil,
[]
)
user.update(
confirmed_at: Faker::Date.backward(30),
)
if verbose then
puts " Generated user #{name} (email: #{email}, " +
"password: #{password})"
end
# Randomly assign user to organizations
taken_org_ids = []
for _ in 1..[NR_MAX_USER_ORGANIZATIONS, all_organizations.count].min
if rand <= RATIO_USER_ORGANIZATIONS then
begin
org = pluck_random(all_organizations)
end while org.id.in? taken_org_ids
taken_org_ids << org.id
UserOrganization.create(
user: user,
organization: org,
role: rand(0..2)
)
end
end
end
puts "Generating fake sample types..."
all_organizations.find_each do |org|
for _ in 1..nr_sample_types
SampleType.create(
name: Faker::Commerce.department(4),
organization: org
)
end
end
puts "Generating fake sample groups..."
all_organizations.find_each do |org|
for _ in 1..nr_sample_groups
SampleGroup.create(
name: Faker::Commerce.color,
organization: org,
color: generate_color
)
end
end
puts "Generating fake custom fields..."
all_organizations.find_each do |org|
for _ in 1..nr_custom_fields
if rand <= RATIO_CUSTOM_FIELDS then
CustomField.create(
name: Faker::Team.state,
organization: org,
user: pluck_random(org.users)
)
end
end
end
puts "Generating fake samples..."
all_organizations.find_each do |org|
for _ in 1..nr_samples
sample = Sample.create(
name: Faker::Book.title,
organization: org,
user: pluck_random(org.users),
sample_type: pluck_random(org.sample_types),
sample_group: pluck_random(org.sample_groups)
)
# Add some custom fields to sample
org.custom_fields.find_each do |cf|
if rand <= RATIO_SAMPLE_CUSTOM_FIELDS then
SampleCustomField.create(
sample: sample,
custom_field: cf,
value: Faker::Team.state
)
end
end
end
end
puts "Generating fake projects..."
all_organizations.find_each do |org|
taken_project_names = []
for _ in 1..nr_projects
begin
name = Faker::Company.name[0..29]
end while name.in? taken_project_names
taken_project_names << name
author = pluck_random(org.users)
created_at = Faker::Time.backward(500)
last_modified_by = pluck_random(org.users)
archived_by = pluck_random(org.users)
archived_on = Faker::Time.between(created_at, DateTime.now)
restored_by = pluck_random(org.users)
restored_on = Faker::Time.between(archived_on, DateTime.now)
status = random_status
project = Project.create(
visibility: rand(0..1),
name: name,
due_date: nil,
organization: org,
created_by: author,
created_at: created_at,
last_modified_by: last_modified_by,
archived: status == :archived,
archived_by: status.in?([:archived, :restored]) ?
archived_by : nil,
archived_on: status.in?([:archived, :restored]) ?
archived_on : nil,
restored_by: status == :restored ? restored_by : nil,
restored_on: status == :restored ? restored_on : nil
)
# Automatically assign project author onto project
UserProject.create(
user: author,
project: project,
role: 0,
created_at: created_at
)
# Activities
Activity.create(
type_of: :create_project,
user: author,
project: project,
message: I18n.t(
"activities.create_project",
user: author.full_name,
project: project.name
),
created_at: created_at
)
if status.in?([:archived, :restored]) then
Activity.create(
type_of: :archive_project,
user: archived_by,
project: project,
message: I18n.t(
"activities.archive_project",
user: archived_by.full_name,
project: project.name
),
created_at: archived_on
)
end
if status == :restored then
Activity.create(
type_of: :restore_project,
user: restored_by,
project: project,
message: I18n.t(
"activities.restore_project",
user: restored_by.full_name,
project: project.name
),
created_at: restored_on
)
end
# Assign users onto the project
taken_user_ids = []
for _ in 2..[NR_MAX_USER_PROJECTS, org.users.count].min
if rand <= RATIO_USER_PROJECTS
begin
user = pluck_random(org.users)
end while user.id.in? taken_user_ids
taken_user_ids << user.id
assigned_on = Faker::Time.backward(500)
assigned_by = pluck_random(project.users)
up = UserProject.create(
user: user,
project: project,
role: rand(0..3),
created_at: assigned_on,
assigned_by: assigned_by
)
Activity.create(
type_of: :assign_user_to_project,
user: assigned_by,
project: project,
message: I18n.t(
"activities.assign_user_to_project",
assigned_user: user.full_name,
role: up.role_str,
project: project.name,
assigned_by_user: assigned_by.full_name
),
created_at: assigned_on
)
end
end
# Add some comments
for _ in 1..nr_comments
if rand <= RATIO_COMMENTS
project.comments << Comment.create(
user: pluck_random(project.users),
message: Faker::Hipster.sentence,
created_at: Faker::Time.backward(500)
)
end
end
end
end
puts "Generating fake workflows..."
Project.find_each do |project|
for _ in 1..nr_module_groups
MyModuleGroup.create(
name: Faker::Hacker.noun,
project: project
)
end
end
puts "Generating fake modules..."
total_projects = Project.count
Project.find_each.with_index do |project, i|
if verbose then
puts " Generating modules for project #{project.name} " +
"(#{i + 1} of #{total_projects})..."
end
taken_pos = []
for _ in 1..nr_modules
begin
x = rand(0..nr_modules)
y = rand(0..nr_modules)
end while [x, y].in? taken_pos
taken_pos << [x, y]
status = random_status
author = pluck_random(org.users)
created_at = Faker::Time.backward(500)
archived_by = pluck_random(org.users)
archived_on = Faker::Time.between(created_at, DateTime.now)
restored_by = pluck_random(org.users)
restored_on = Faker::Time.between(archived_on, DateTime.now)
my_module = MyModule.create(
name: Faker::Hacker.verb,
created_by: author,
created_at: created_at,
due_date: rand <= 0.5 ?
Faker::Time.forward(500) : nil,
description: rand <= 0.5 ?
Faker::Hacker.say_something_smart : nil,
x: x,
y: y,
project: project,
my_module_group: status == :archived ?
nil :
(rand <= RATIO_MODULE_MODULE_GROUPS ?
pluck_random(project.my_module_groups) : nil
),
archived: status == :archived,
archived_on: status.in?([:archived, :restored]) ?
archived_on : nil,
archived_by: status.in?([:archived, :restored]) ?
archived_by : nil,
restored_on: status == :restored ? restored_on : nil,
restored_by: status == :restored ? restored_by : nil
)
# Activities
Activity.create(
type_of: :create_module,
user: author,
project: my_module.project,
my_module: my_module,
message: I18n.t(
"activities.create_module",
user: author.full_name,
module: my_module.name
),
created_at: created_at
)
if status.in?([:archived, :restored]) then
Activity.create(
type_of: :archive_module,
user: archived_by,
project: my_module.project,
my_module: my_module,
message: I18n.t(
"activities.archive_module",
user: archived_by.full_name,
module: my_module.name
),
created_at: archived_on
)
end
if status == :restored then
Activity.create(
type_of: :restore_module,
user: restored_by,
project: my_module.project,
my_module: my_module,
message: I18n.t(
"activities.restore_module",
user: restored_by.full_name,
module: my_module.name
),
created_at: restored_on
)
end
if verbose then
puts " Generated module #{my_module.name}"
end
# Assign some users onto module
taken_user_ids = []
for _ in 1..[NR_MAX_USER_MODULES, project.users.count].min
if rand <= RATIO_USER_MODULES then
begin
user = pluck_random(project.users)
end while user.id.in? taken_user_ids
taken_user_ids << user.id
assigned_on = Faker::Time.backward(500)
assigned_by = pluck_random(my_module.project.users)
UserMyModule.create(
user: user,
my_module: my_module,
assigned_by: pluck_random(project.users),
created_at: assigned_on
)
Activity.create(
type_of: :assign_user_to_module,
user: assigned_by,
project: my_module.project,
my_module: my_module,
message: I18n.t(
"activities.assign_user_to_module",
assigned_user: user.full_name,
module: my_module.name,
assigned_by_user: assigned_by.full_name
),
created_at: assigned_on
)
end
end
# Assign some samples onto module
taken_sample_ids = []
for _ in 1..[
NR_MAX_SAMPLE_MODULES,
project.organization.samples.count
].min
if rand <= RATIO_SAMPLE_MODULES then
begin
sample = pluck_random(project.organization.samples)
end while sample.id.in? taken_sample_ids
taken_sample_ids << sample.id
SampleMyModule.create(
sample: sample,
my_module: my_module
)
end
end
# Add some comments
for _ in 1..nr_comments
if rand <= RATIO_COMMENTS
my_module.comments << Comment.create(
user: pluck_random(my_module.project.users),
message: Faker::Hipster.sentence,
created_at: Faker::Time.backward(500)
)
end
end
end
# Generate some connections between modules
project.my_module_groups.find_each do |my_module_group|
if my_module_group.my_modules.empty? or
my_module_group.my_modules.count == 1
# If any module group doesn't contain
# any modules (or has only 1 module), remove it
my_module_group.destroy
else
# Make connections between project modules,
# keeping in mind not to generate cycles
n = my_module_group.my_modules.count
max_edges = (n - 1) * n / 2
dg = RGL::DirectedAdjacencyGraph.new
for _ in 1..max_edges
if rand <= RATIO_EDGES
begin
m1 = pluck_random(my_module_group.my_modules)
m2 = pluck_random(my_module_group.my_modules)
end while (
m1 == m2 or
dg.has_edge?(m1.id, m2.id)
)
# Only add edge if it won't make graph cyclic
dg.add_edge(m1.id, m2.id)
if dg.acyclic?
Connection.create(
input_id: m1.id,
output_id: m2.id
)
else
dg.remove_edge(m1.id, m2.id)
end
end
end
# Set order number for each module in group
topsort = dg.topsort_iterator.to_a
my_module_group.my_modules.each do |mm|
if topsort.include? mm.id
mm.workflow_order = topsort.find_index(mm.id)
mm.save!
end
end
end
end
end
puts "Generating fake module steps..."
Project.find_each do |project|
project.my_modules.find_each do |my_module|
for i in 1..nr_steps
created_at = Faker::Time.backward(500)
completed = rand <= RATIO_STEP_COMPLETED
completed_on = completed ?
Faker::Time.between(created_at, DateTime.now) : nil
step = Step.create(
created_at: created_at,
name: Faker::Hacker.ingverb,
description: Faker::Hacker.say_something_smart,
position: i - 1,
completed: completed,
user: pluck_random(my_module.users),
my_module: my_module,
completed_on: completed_on
)
Activity.create(
type_of: :create_step,
project: project,
my_module: my_module,
user: step.user,
created_at: created_at,
message: I18n.t(
"activities.create_step",
user: step.user.full_name,
step: i,
step_name: step.name
)
)
if completed then
Activity.create(
type_of: :complete_step,
project: project,
my_module: my_module,
user: step.user,
created_at: completed_on,
message: I18n.t(
"activities.complete_step",
user: step.user.full_name,
step: i,
step_name: step.name,
completed: i,
all: i
)
)
end
# Add checklists
for _ in 1..NR_MAX_STEP_ATTACHMENTS
if rand <= RATIO_STEP_ATTACHMENTS then
checklist = Checklist.create(
name: Faker::Hacker.noun,
step: step,
created_by: step.user,
)
# Add checklist items
for j in 1..NR_MAX_CHECKLIST_ITEMS
if rand <= RATIO_CHECKLIST_ITEM then
checked = rand <= RATIO_CHECKLIST_ITEM_CHECKED
checked_on = Faker::Time.backward(500)
ci = ChecklistItem.create(
created_at: checked_on,
text: Faker::Hipster.sentence,
checklist: checklist,
checked: checked,
created_by: step.user
)
if checked then
Activity.create(
type_of: :check_step_checklist_item,
project: project,
my_module: my_module,
user: step.user,
created_at: checked_on,
message: I18n.t(
"activities.check_step_checklist_item",
user: step.user.full_name,
checkbox: ci.text,
completed: j,
all: j,
step: i,
step_name: step.name
)
)
end
end
end
end
end
# Add assets
for _ in 1..NR_MAX_STEP_ATTACHMENTS
if rand <= RATIO_STEP_ATTACHMENTS then
asset = Asset.create(
file: generate_file(rand(MIN_FILE_SIZE..MAX_FILE_SIZE)),
created_by: step.user
)
StepAsset.create(
step: step,
asset: asset
)
end
end
# Add tables
for _ in 1..NR_MAX_STEP_ATTACHMENTS
if rand <= RATIO_STEP_ATTACHMENTS then
table = Table.create(
contents:
generate_table_contents(rand(30), rand(150)),
created_by: step.user
)
StepTable.create(
step: step,
table: table
)
end
end
# Add some comments
for _ in 1..nr_comments
if rand <= RATIO_COMMENTS
user = pluck_random(project.users)
created_at = Faker::Time.backward(500)
step.comments << Comment.create(
user: user,
message: Faker::Hipster.sentence,
created_at: created_at
)
Activity.create(
type_of: :add_comment_to_step,
project: project,
my_module: my_module,
user: user,
created_at: created_at,
message: I18n.t(
"activities.add_comment_to_step",
user: user.full_name,
step: i,
step_name: step.name
)
)
end
end
end
end
end
puts "Generating fake module results..."
Project.find_each do |project|
project.my_modules.find_each do |my_module|
for _ in 1..nr_results
user = pluck_random(my_module.users)
created_at = Faker::Time.backward(500)
archived_on = Faker::Time.between(created_at, DateTime.now)
restored_on = Faker::Time.between(archived_on, DateTime.now)
status = random_status
result = Result.new(
name: Faker::Hacker.abbreviation[0..49],
my_module: my_module,
user: user,
created_at: created_at,
archived: status == :archived,
archived_by: status.in?([:archived, :restored]) ?
user : nil,
archived_on: status.in?([:archived, :restored]) ?
archived_on : nil,
restored_by: status == :restored ? user : nil,
restored_on: status == :restored ? restored_on : nil
)
type = [:text, :asset, :table][rand(0..2)]
case type
when :text
result.result_text = ResultText.new(
text: Faker::Hipster.paragraph,
)
str = "activities.add_text_result"
str2 = "activities.archive_text_result"
when :asset
result.asset = Asset.new(
file: generate_file(rand(MIN_FILE_SIZE..MAX_FILE_SIZE)),
created_by: result.user
)
str = "activities.add_asset_result"
str2 = "activities.archive_asset_result"
when :table
result.table = Table.new(
contents: generate_table_contents(rand(30), rand(150)),
created_by: result.user
)
str = "activities.add_table_result"
str2 = "activities.archive_table_result"
end
result.save
# Add activities
Activity.create(
type_of: :add_result,
project: project,
my_module: my_module,
user: user,
created_at: created_at,
message: I18n.t(
str,
user: user.full_name,
result: result.name
)
)
if status.in?([:archived, :restored]) then
Activity.create(
type_of: :archive_result,
user: user,
project: project,
my_module: my_module,
message: I18n.t(
str2,
user: user.full_name,
result: result.name
),
created_at: archived_on
)
end
# Currently, there is no way to restore archived results
# Add some comments
for _ in 1..nr_comments
if rand <= RATIO_COMMENTS
comment_user = pluck_random(result.my_module.project.users)
comment_created_at = Faker::Time.backward(500)
result.comments << Comment.create(
user: comment_user,
message: Faker::Hipster.sentence,
created_at: comment_created_at
)
Activity.create(
type_of: :add_comment_to_result,
project: project,
my_module: my_module,
user: comment_user,
created_at: comment_created_at,
message: I18n.t(
"activities.add_comment_to_result",
user: user.full_name,
result: result.name
)
)
end
end
end
end
end
puts "Generating fake reports..."
Project.find_each do |project|
for _ in 1..nr_reports
taken_project_names = []
begin
name = Faker::Company.bs
user = pluck_random(project.users)
end while [user, name].in? taken_project_names
taken_project_names << [user, name]
report = Report.create(
name: name,
grouped_by: 0,
description: Faker::Hipster.sentence,
project: project,
user: user
)
# Generate the oh-so-many report elements
ReportElement.create(
sort_order: 0,
position: 0,
report: report,
type_of: :project_header
)
project.my_modules.each do |my_module|
if rand <= RATIO_REPORT_ELEMENTS then
re_my_module = ReportElement.create(
sort_order: rand <= 0.5 ? 0 : 1,
position: 0,
report: report,
type_of: :my_module,
my_module: my_module
)
my_module.completed_steps.each do |step|
if rand <= RATIO_REPORT_ELEMENTS then
re_step = ReportElement.create(
sort_order: rand <= 0.5 ? 0 : 1,
position: 0,
report: report,
type_of: :step,
step: step,
parent: re_my_module
)
step.checklists.each do |checklist|
if rand <= RATIO_REPORT_ELEMENTS then
ReportElement.create(
sort_order: rand <= 0.5 ? 0 : 1,
position: 0,
report: report,
type_of: :step_checklist,
checklist: checklist,
parent: re_step
)
end
end
step.assets.each do |asset|
if rand <= RATIO_REPORT_ELEMENTS then
ReportElement.create(
sort_order: rand <= 0.5 ? 0 : 1,
position: 0,
report: report,
type_of: :step_asset,
asset: asset,
parent: re_step
)
end
end
step.tables.each do |table|
if rand <= RATIO_REPORT_ELEMENTS then
ReportElement.create(
sort_order: rand <= 0.5 ? 0 : 1,
position: 0,
report: report,
type_of: :step_table,
table: table,
parent: re_step
)
end
end
if rand <= RATIO_REPORT_ELEMENTS then
ReportElement.create(
sort_order: rand <= 0.5 ? 0 : 1,
position: 0,
report: report,
type_of: :step_comments,
step: step,
parent: re_step
)
end
end
end
my_module.results.each do |result|
if rand <= RATIO_REPORT_ELEMENTS then
if result.is_asset
type_of = :result_asset
elsif result.is_table
type_of = :result_table
else
type_of = :result_text
end
re_result = ReportElement.create(
sort_order: rand <= 0.5 ? 0 : 1,
position: 0,
report: report,
type_of: type_of,
result: result,
parent: re_my_module
)
if rand <= RATIO_REPORT_ELEMENTS then
ReportElement.create(
sort_order: rand <= 0.5 ? 0 : 1,
position: 0,
report: report,
type_of: :result_comments,
result: result,
parent: re_result
)
end
end
end
if rand <= RATIO_REPORT_ELEMENTS then
ReportElement.create(
sort_order: rand <= 0.5 ? 0 : 1,
position: 0,
report: report,
type_of: :my_module_activity,
my_module: my_module,
parent: re_my_module
)
end
if rand <= RATIO_REPORT_ELEMENTS then
ReportElement.create(
sort_order: rand <= 0.5 ? 0 : 1,
position: 0,
report: report,
type_of: :my_module_samples,
my_module: my_module,
parent: re_my_module
)
end
end
end
# Shuffle the report
shuffle_report_elements(
report.report_elements.where(parent: nil)
)
end
end
end
# Now, at the end, add additional "private" organization
# to each user
User.find_each do |user|
create_private_user_organization(user, DEFAULT_PRIVATE_ORG_NAME)
end
# Calculate space taken by each organization; this must
# be done in a separate transaction because the estimated
# asset sizes are calculated in after_commit, which is done
# after the first transaction is completed
ActiveRecord::Base.transaction do
puts "Calculating organization sizes..."
Organization.find_each do |org|
org.calculate_space_taken
org.save
end
end
rescue ActiveRecord::ActiveRecordError,
ArgumentError, ActiveRecord::RecordNotSaved => e
puts "Error seeding fake data, transaction reverted"
puts "Output: #{e.inspect}"
end
end
end
def shuffle_report_elements(report_elements)
if report_elements.blank? or report_elements.count == 0
return
end
header = report_elements.find_by(type_of: :project_header)
if header.present?
header.position = 0
header.save
i = 1
else
i = 0
end
ids_map = (i..(report_elements.count - 1)).to_a.shuffle
for i in i..(report_elements.count - 1)
re = report_elements[i]
re.position = ids_map[i]
re.save
end
# Recursively shuffle children
report_elements.each do |re2|
if re2.children.count > 0
shuffle_report_elements(re2.children)
end
end
end
# WARNING: This only works on PostgreSQL
def pluck_random(scope)
scope.order("RANDOM()").first
end
# Randomly determine whether project/module/result is active (0),
# archived (1), or already restored (2)
def random_status
val = rand
status = :active
if val > THRESHOLD_ARCHIVED
if val > THRESHOLD_RESTORED
status = :archived
end
else
status = :restored
end
status
end
end