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download manager

This commit is contained in:
Harry Bomrah 2017-04-11 14:10:01 +08:00
parent 58c2df6749
commit ff75d0bef8
6 changed files with 191 additions and 8 deletions
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23
app/controllers/admin/surveys_controller.rb
View File

@ -145,14 +145,25 @@ class Admin::SurveysController < OrbitAdminController
# redirect_to panel_survey_back_end_surveys_url(:direction => params[:direction], :sort => params[:sort], :sort_options => params[:sort_options])
end
def export
def checkforthread
render :json => {"status" => @download_thread.alive?}.to_json
end
@chart_data, @survey_questions, @survey_answers = @survey.generate_chart_data
respond_to do |format|
format.xlsx {
response.headers['Content-Disposition'] = 'attachment; filename="export.xlsx"'
}
def export
@download_thread = Thread.new do
# %x[rake survey_tasks:prepare_download[#{@survey.id}]]
(1..10).each do |i|
sleep(1)
end
end
@download_thread.join
render :json => {"success" => true}.to_json
# @chart_data, @survey_questions, @survey_answers = @survey.generate_chart_data
# respond_to do |format|
# format.xlsx {
# response.headers['Content-Disposition'] = 'attachment; filename="export.xlsx"'
# }
# end
end

2
app/views/admin/surveys/_index.html.erb
View File

@ -30,7 +30,7 @@
<li><a href="/admin/surveys/<%=survey.id.to_s%>/duplicate_it"><%= t('survey.duplicate_it') %></a></li>
<li><a href="/admin/surveys/<%=survey.id.to_s%>/jump"><%= t('survey.jump') %></a></li>
<li><a href="/admin/surveys/<%=survey.id.to_s%>/set_answers"><%= t('survey.set_answers') %></a></li>
<li><a href="/admin/surveys/<%=survey.id.to_s%>/export?format=xlsx" target="_blank"><%= t('survey.export_csv') %></a></li>
<li><a href="/admin/surveys/<%=survey.id.to_s%>/export?format=xlsx" target="_blank" class="export-xls"><%= t('survey.export_csv') %></a></li>
<li><a href="<%=page_for_survey(survey)%>?method=result&force_chart=true" target="_blank"><%= t('survey.chart') %></a></li>
<li><a href="#" class="delete text-error" rel="/admin/surveys/<%=survey.id.to_s%>"><%= t(:delete_) %></a></li>
<% end %>

48
app/views/admin/surveys/index.html.erb
View File

@ -3,4 +3,50 @@
<%= render 'index'%>
</span>
<%= render 'layouts/delete_modal', delete_options: @delete_options %>
<%= render 'layouts/delete_modal', delete_options: @delete_options %>
<div id="downloadModal" class="modal hide fade" tabindex="-1" role="dialog" aria-labelledby="downloadModalLabel" aria-hidden="true">
<div class="modal-header">
<h3 id="downloadModalLabel">Download</h3>
</div>
<div class="modal-body">
<p id="wait-zone" style="text-align: center;">
Please wait while we prepare your download. This may take a while.
<br />
<img src="/assets/spin.gif" />
</p>
</div>
<div class="modal-footer">
<button class="btn" data-dismiss="modal" aria-hidden="true">Close</button>
</div>
</div>
<script type="text/javascript">
var downloadModal = $("#downloadModal");
$(document).on("click", ".export-xls", function(){
var link = $(this).attr("href");
$.ajax({
url : link,
type : "get",
dataType : "json"
}).done(function(data){
})
checkForThread();
downloadModal.modal("show");
return false;
})
var checkForThread = function(){
$.ajax({
url : "/admin/surveys/checkforthread",
type : "get",
dataType : "json"
}).done(function(data){
console.log("Status : " + data.status);
if(!data.status){
checkForThread();
}
})
}
</script>

95
app/views/survey_export/export.xlsx.axlsx Normal file
View File

@ -0,0 +1,95 @@
# encoding: utf-8
wb = xlsx_package.workbook
wb.add_worksheet(name: remove_illegal_utf8(survey.title[0..15])) do |sheet|
row = []
survey_questions.each_with_index do |question, i|
if question.type == 2 or question.type == 3 or question.type == 4
question.survey_question_options.each do |option|
row << "#{i+1}. #{remove_illegal_utf8 question.title} - #{remove_illegal_utf8 option.name}"
end
elsif question.type == 5
question.survey_question_options.each do |option|
question.survey_question_radiogroups.each do |radiogroup|
row << "#{i+1}. #{remove_illegal_utf8 question.title} - #{remove_illegal_utf8 option.name} - #{remove_illegal_utf8 radiogroup.name}"
end
end
else
row << "#{i+1}. #{remove_illegal_utf8 question.title}"
end
if question.custom_option
row << "#{i+1}. #{remove_illegal_utf8 question.title} - #{t('survey_question.use_custom_option')}"
end
end
sheet.add_row row
survey_answers.each do |answer|
answer_row = []
survey_questions.each do |question|
options = question.survey_question_options.collect{|o| o.name }
if question.type == 2 or question.type == 4
options.collect do |o|
if !answer[question.id.to_s].blank? && answer[question.id.to_s].include?(o)
answer_row << '1'
else
answer_row << ''
end
end
elsif question.type == 3
options.collect do |o|
if !answer[question.id.to_s].blank? && answer[question.id.to_s].include?(o)
answer_row << '1'
else
answer_row << ''
end
end
elsif question.type == 5
question.survey_question_options.each do |option|
question.survey_question_radiogroups.each do |radiogroup|
if !answer[question.id.to_s].blank? && answer[question.id.to_s][option.id.to_s] == radiogroup.name
answer_row << '1'
else
answer_row << ''
end
end
end
else
if answer[question.id.to_s]
answer_row << remove_illegal_utf8(answer[question.id.to_s])
else
answer_row << ''
end
end
if question.custom_option
if !answer[question.id.to_s].blank?
if answer[question.id.to_s].class == Array
answer_row << remove_illegal_utf8((answer[question.id.to_s] - options).join)
elsif answer[question.id.to_s].class == String
answer_row << remove_illegal_utf8(([answer[question.id.to_s]] - options).join)
end
else
answer_row << ''
end
end
end
sheet.add_row answer_row
end
end

1
config/routes.rb
View File

@ -4,6 +4,7 @@ Rails.application.routes.draw do
scope "(:locale)", locale: Regexp.new(locales.join("|")) do
namespace :admin do
get "surveys/checkforthread", to: "surveys#checkforthread"
resources :surveys do
collection do
get 'delete'

30
lib/tasks/survey_tasks.rake
View File

@ -2,3 +2,33 @@
# task :survey do
# # Task goes here
# end
namespace :survey_tasks do
task :prepare_download,[:surveyid] => :environment do |task,args|
puts "Cron initiated with #{args.surveyid}"
id = args.surveyid
I18n.locale = :zh_tw
survey = QuestionnaireSurvey.find(id)
chart_data, survey_questions, survey_answers = survey.generate_chart_data
ac = ActionController::Base.new()
xlsx = ac.render_to_string handlers: [:axlsx], formats: [:xlsx], template: "survey_export/export", locals: {survey: survey, survey_questions: survey_questions, survey_answers: survey_answers}
dirname = "public/survey_export/#{id}"
FileUtils.mkdir_p(dirname) unless File.exists?(dirname)
f = "#{dirname}/#{survey.title.gusb(' ', '_')}.xlsx"
if File.exists?(f)
File.delete(f)
end
file = File.open(f, "w")
xlsx.force_encoding("utf-8")
file.write(xlsx)
end
end
def remove_illegal_utf8(str)
if String.method_defined?(:encode)
str.encode!('UTF-8', 'UTF-8', :invalid => :replace)
else
ic = Iconv.new('UTF-8', 'UTF-8//IGNORE')
str = ic.iconv(str)
end
str
end