Merge branch 'guange_dev' into 'develop'
zip手工打包 See merge request !108
This commit is contained in:
commit
a2bc649a56
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@ -1,8 +1,5 @@
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#coding=utf-8
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require "base64"
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require 'zip'
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class ZipdownController < ApplicationController
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#查找项目（课程）
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before_filter :find_project_by_bid_id, :only => [:assort]
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@ -11,8 +8,10 @@ class ZipdownController < ApplicationController
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SAVE_FOLDER = "#{Rails.root}/files"
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OUTPUT_FOLDER = "#{Rails.root}/files/archiveZip"
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MAX_PATH = 50
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## 200M
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MAX_DOWN_SIZE = 200 * 1024 * 1024
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#统一下载功能
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#统一下载功能
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def download
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if User.current.logged?
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begin
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@ -35,34 +34,21 @@ class ZipdownController < ApplicationController
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if params[:obj_class] == "Bid"
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bid = Bid.find params[:obj_id]
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render_403 if User.current.allowed_to?(:as_teacher,bid.courses.first)
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file_count = 0
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bid.homeworks.map { |homework| file_count += homework.attachments.count}
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if file_count > 0
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zipfile = zip_bid bid
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else
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zipfile = {:message => "no file"}
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end
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zipfile = checkfileSize(bid.homeworks) {
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zip_bid bid
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}
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elsif params[:obj_class] == "HomeworkCommon"
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homework = HomeworkCommon.find params[:obj_id]
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render_403 if User.current.allowed_to?(:as_teacher,homework.course)
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file_count = 0
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homework.student_works.map { |work| file_count += work.attachments.count}
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if file_count > 0
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zipfile = zip_homework_common homework
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else
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zipfile = {:message => "no file"}
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end
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zipfile = checkfileSize(homework.student_works) {
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zip_homework_common homework
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}
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elsif params[:obj_class] == "Work"
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homework = Work.find params[:obj_id]
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render_403 if User.current.admin_of_contest?(homework.contest)
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file_count = 0
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homework.contestant_works.map { |work| file_count += work.attachments.count}
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if file_count > 0
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zipfile = zip_homework_common homework
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else
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zipfile = {:message => "no file"}
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end
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zipfile = checkfileSize(homework.contestant_works) {
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zip_homework_common homework
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}
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else
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logger.error "[ZipDown#assort] ===> #{params[:obj_class]} unKown !!"
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end
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@ -98,7 +84,6 @@ class ZipdownController < ApplicationController
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end
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private
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#通过作业Id找到项目（课程）
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def find_project_by_bid_id
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obj_class = params[:obj_class]
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@ -110,275 +95,25 @@ class ZipdownController < ApplicationController
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end
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end
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def zip_bid(bid)
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# Todo: User Access Controll
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bid_homework_path = []
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digests = []
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bid.homeworks.each do |homeattach|
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unless homeattach.attachments.empty?
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out_file = zip_homework_by_user(homeattach)
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bid_homework_path << out_file.file_path
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digests << out_file.file_digest
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end
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end
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homework_id = bid.id
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user_id = bid.author_id
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out_file = find_or_pack(homework_id, user_id, digests.sort){
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zipping("#{Time.now.to_i}_#{bid.name}.zip",
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bid_homework_path, OUTPUT_FOLDER)
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}
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[{files:[out_file.file_path], count: 1, index: 1,
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real_file: out_file.file_path,
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file: File.basename(out_file.file_path),
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base64file: encode64(File.basename(out_file.file_path)),
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size:(out_file.pack_size / 1024.0 / 1024.0).round(2)
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}]
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end
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def encode64(str)
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Base64.urlsafe_encode64(str)
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end
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def decode64(str)
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Base64.urlsafe_decode64(str)
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end
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def zip_homework_common homework_common
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bid_homework_path = []
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digests = []
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homework_common.student_works.each do |work|
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unless work.attachments.empty?
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out_file = zip_student_work_by_user(work)
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bid_homework_path << out_file.file_path
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digests << out_file.file_digest
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end
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end
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homework_id = homework_common.id
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user_id = homework_common.user_id
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out_file = find_or_pack(homework_id, user_id, digests.sort){
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zipping("#{Time.now.to_i}_#{homework_common.name}.zip",
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bid_homework_path, OUTPUT_FOLDER)
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}
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[{files:[out_file.file_path], count: 1, index: 1,
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real_file: out_file.file_path,
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file: File.basename(out_file.file_path),
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base64file: encode64(File.basename(out_file.file_path)),
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size:(out_file.pack_size / 1024.0 / 1024.0).round(2)
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}]
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end
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def zip_contest_work homework_common
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bid_homework_path = []
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digests = []
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homework_common.contestant_works.each do |work|
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unless work.attachments.empty?
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out_file = zip_student_work_by_user(work)
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bid_homework_path << out_file.file_path
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digests << out_file.file_digest
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end
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end
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homework_id = homework_common.id
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user_id = homework_common.user_id
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out_file = find_or_pack(homework_id, user_id, digests.sort){
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zipping("#{Time.now.to_i}_#{homework_common.name}.zip",
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bid_homework_path, OUTPUT_FOLDER)
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}
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[{files:[out_file.file_path], count: 1, index: 1,
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real_file: out_file.file_path,
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file: File.basename(out_file.file_path),
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base64file: encode64(File.basename(out_file.file_path)),
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size:(out_file.pack_size / 1024.0 / 1024.0).round(2)
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}]
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end
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def zip_homework_by_user(homework_attach)
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homeworks_attach_path = []
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not_exist_file = []
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# 需要将所有homework.attachments遍历加入zip
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digests = []
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homework_attach.attachments.each do |attach|
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if File.exist?(attach.diskfile)
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homeworks_attach_path << attach.diskfile
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digests << attach.digest
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else
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not_exist_file << attach.filename
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digests << 'not_exist_file'
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end
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end
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out_file = find_or_pack(homework_attach.bid_id, homework_attach.user_id, digests.sort){
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zipping("#{homework_attach.user.show_name}_#{((homework_attach.user.user_extensions.nil? || homework_attach.user.user_extensions.student_id.nil?) ? "" : homework_attach.user.user_extensions.student_id)}_#{Time.now.to_i.to_s}.zip",
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homeworks_attach_path, OUTPUT_FOLDER, true, not_exist_file)
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}
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end
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def make_zip_name(work)
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"#{work.user.show_name}_#{((work.user.user_extensions.nil? || work.user.user_extensions.student_id.nil?) ? "" : work.user.user_extensions.student_id)}_#{Time.now.to_i.to_s}"
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end
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def zip_student_work_by_user(work)
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homeworks_attach_path = []
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not_exist_file = []
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# 需要将所有homework.attachments遍历加入zip
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digests = []
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work.attachments.each do |attach|
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if File.exist?(attach.diskfile)
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homeworks_attach_path << attach.diskfile
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digests << attach.digest
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else
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not_exist_file << attach.filename
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digests << 'not_exist_file'
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def checkfileSize(works)
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file_count = 0
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file_size = 0
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works.each do |work|
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file_count += work.attachments.count
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work.attachments.each do |attach|
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file_size += attach.filesize
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end
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end
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#单个文件的话,不需要压缩,只改名
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out_file = nil
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if homeworks_attach_path.size == 1
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out_file = find_or_pack(work.homework_common_id, work.user_id, digests.sort){
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des_path = "#{OUTPUT_FOLDER}/#{make_zip_name(work)}_#{File.basename(homeworks_attach_path.first)}"
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FileUtils.cp homeworks_attach_path.first, des_path
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des_path
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}
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if file_size > MAX_DOWN_SIZE
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{err: -1, message: 'file size to large'}
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elsif file_count > 0
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yield if block_given?
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else
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out_file = find_or_pack(work.homework_common_id, work.user_id, digests.sort){
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zipping("#{make_zip_name(work)}.zip",
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homeworks_attach_path, OUTPUT_FOLDER, true, not_exist_file)
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}
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{err: -2, :message => "no file"}
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end
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out_file
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end
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def zip_student_work_by_user(work)
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homeworks_attach_path = []
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not_exist_file = []
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# 需要将所有homework.attachments遍历加入zip
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digests = []
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work.attachments.each do |attach|
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if File.exist?(attach.diskfile)
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homeworks_attach_path << attach.diskfile
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digests << attach.digest
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else
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not_exist_file << attach.filename
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digests << 'not_exist_file'
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end
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end
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include ZipService
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#单个文件的话,不需要压缩,只改名
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out_file = nil
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if homeworks_attach_path.size == 1
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out_file = find_or_pack(work.homework_common_id, work.user_id, digests.sort){
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des_path = "#{OUTPUT_FOLDER}/#{make_zip_name(work)}_#{File.basename(homeworks_attach_path.first)}"
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FileUtils.cp homeworks_attach_path.first, des_path
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des_path
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}
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else
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out_file = find_or_pack(work.homework_common_id, work.user_id, digests.sort){
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zipping("#{make_zip_name(work)}.zip",
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homeworks_attach_path, OUTPUT_FOLDER, true, not_exist_file)
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}
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end
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out_file
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|
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end
|
||||
|
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|
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def find_or_pack(homework_id, user_id, digests)
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raise "please given a pack block" unless block_given?
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out_file = ZipPack.packed?(homework_id, user_id, digests.sort)
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|
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unless out_file && out_file.file_valid?
|
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file = yield
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|
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ZipPack.where(homework_id: homework_id,
|
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user_id: user_id).delete_all
|
||||
|
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out_file = ZipPack.create(homework_id: homework_id,
|
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user_id: user_id,
|
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file_digest: Trustie::Utils.digest(file),
|
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file_path: file,
|
||||
pack_size: File.size(file),
|
||||
file_digests: digests.join(',')
|
||||
)
|
||||
else
|
||||
out_file.pack_times = out_file.pack_times + 1
|
||||
out_file.save
|
||||
end
|
||||
|
||||
out_file
|
||||
end
|
||||
|
||||
|
||||
def zipping(zip_name_refer, files_paths, output_path, is_attachment=false, not_exist_file=[])
|
||||
rename_zipfile = zip_name_refer ||= "#{Time.now.to_i.to_s}.zip"
|
||||
# 文件名过长
|
||||
|
||||
if rename_zipfile.size > MAX_PATH
|
||||
rename_zipfile = rename_zipfile[0,rename_zipfile.size-4][0,MAX_PATH-4] + rename_zipfile[-4,4]
|
||||
end
|
||||
|
||||
zipfile_name = "#{output_path}/#{rename_zipfile}"
|
||||
|
||||
Dir.mkdir(File.dirname(zipfile_name)) unless File.exist?(File.dirname(zipfile_name))
|
||||
Zip::File.open(zipfile_name, Zip::File::CREATE) do |zipfile|
|
||||
files_paths.each do |filename|
|
||||
rename_file = File.basename(filename)
|
||||
rename_file = filename_to_real( File.basename(filename)) if is_attachment
|
||||
|
||||
begin
|
||||
zipfile.add(rename_file, filename)
|
||||
rescue Exception => e
|
||||
zipfile.get_output_stream('FILE_NOTICE.txt'){|os| os.write l(:label_file_exist)}
|
||||
next
|
||||
end
|
||||
end
|
||||
unless not_exist_file.empty?
|
||||
zipfile.get_output_stream('FILE_LOST.txt'){|os| os.write l(:label_file_lost) + not_exist_file.join(',').to_s}
|
||||
end
|
||||
end
|
||||
zipfile_name
|
||||
end
|
||||
|
||||
# 合理分配文件打包
|
||||
# 如果小于 pack_attachment_max_size, 则返回单个文件
|
||||
# 反之则切分为多个文件组返回
|
||||
def split_pack_files(files, pack_attachment_max_size)
|
||||
max_size = 0
|
||||
last_files = []
|
||||
ret_files = []
|
||||
files.each_with_index do |f,i|
|
||||
if (max_size += File.size(f)) > pack_attachment_max_size
|
||||
max_size = 0
|
||||
if last_files.empty? #如果单个文件超过大小，也将此文件作为一组
|
||||
ret_files << {files: [f], count: 1, index: ret_files.count+1}
|
||||
last_files.clear
|
||||
else
|
||||
ret_files << {files:last_files, count: last_files.count, index: ret_files.count+1}
|
||||
last_files.clear
|
||||
redo
|
||||
end
|
||||
else
|
||||
last_files << f
|
||||
end
|
||||
end
|
||||
|
||||
ret_files << {files:last_files, count: last_files.count, index: ret_files.count+1} unless last_files.empty?
|
||||
ret_files
|
||||
end
|
||||
|
||||
def detect_content_type(name)
|
||||
content_type = Redmine::MimeType.of(name)
|
||||
content_type.to_s
|
||||
end
|
||||
|
||||
def filename_to_real(name)
|
||||
attach = Attachment.find_by_disk_filename(name)
|
||||
attach.filename
|
||||
end
|
||||
end
|
||||
|
|
|
|||
|
|
@ -0,0 +1,276 @@
|
|||
require "base64"
|
||||
require 'zip'
|
||||
|
||||
module ZipService
|
||||
def zip_bid(bid)
|
||||
# Todo: User Access Controll
|
||||
bid_homework_path = []
|
||||
digests = []
|
||||
bid.homeworks.each do |homeattach|
|
||||
unless homeattach.attachments.empty?
|
||||
out_file = zip_homework_by_user(homeattach)
|
||||
bid_homework_path << out_file.file_path
|
||||
digests << out_file.file_digest
|
||||
end
|
||||
end
|
||||
homework_id = bid.id
|
||||
user_id = bid.author_id
|
||||
out_file = find_or_pack(homework_id, user_id, digests.sort){
|
||||
zipping("#{Time.now.to_i}_#{bid.name}.zip",
|
||||
bid_homework_path, OUTPUT_FOLDER)
|
||||
}
|
||||
[{files:[out_file.file_path], count: 1, index: 1,
|
||||
real_file: out_file.file_path,
|
||||
file: File.basename(out_file.file_path),
|
||||
base64file: encode64(File.basename(out_file.file_path)),
|
||||
size:(out_file.pack_size / 1024.0 / 1024.0).round(2)
|
||||
}]
|
||||
end
|
||||
|
||||
def encode64(str)
|
||||
Base64.urlsafe_encode64(str)
|
||||
end
|
||||
|
||||
def decode64(str)
|
||||
Base64.urlsafe_decode64(str)
|
||||
end
|
||||
|
||||
def zip_homework_common homework_common
|
||||
bid_homework_path = []
|
||||
digests = []
|
||||
homework_common.student_works.each do |work|
|
||||
unless work.attachments.empty?
|
||||
out_file = zip_student_work_by_user(work)
|
||||
|
||||
bid_homework_path << out_file.file_path
|
||||
digests << out_file.file_digest
|
||||
|
||||
|
||||
end
|
||||
end
|
||||
homework_id = homework_common.id
|
||||
user_id = homework_common.user_id
|
||||
out_file = find_or_pack(homework_id, user_id, digests.sort){
|
||||
zipping("#{Time.now.to_i}_#{homework_common.name}.zip",
|
||||
bid_homework_path, OUTPUT_FOLDER)
|
||||
}
|
||||
[{files:[out_file.file_path], count: 1, index: 1,
|
||||
real_file: out_file.file_path,
|
||||
file: File.basename(out_file.file_path),
|
||||
base64file: encode64(File.basename(out_file.file_path)),
|
||||
size:(out_file.pack_size / 1024.0 / 1024.0).round(2)
|
||||
}]
|
||||
end
|
||||
|
||||
def zip_contest_work homework_common
|
||||
bid_homework_path = []
|
||||
digests = []
|
||||
homework_common.contestant_works.each do |work|
|
||||
unless work.attachments.empty?
|
||||
out_file = zip_student_work_by_user(work)
|
||||
|
||||
bid_homework_path << out_file.file_path
|
||||
digests << out_file.file_digest
|
||||
|
||||
|
||||
end
|
||||
end
|
||||
homework_id = homework_common.id
|
||||
user_id = homework_common.user_id
|
||||
out_file = find_or_pack(homework_id, user_id, digests.sort){
|
||||
zipping("#{Time.now.to_i}_#{homework_common.name}.zip",
|
||||
bid_homework_path, OUTPUT_FOLDER)
|
||||
}
|
||||
[{files:[out_file.file_path], count: 1, index: 1,
|
||||
real_file: out_file.file_path,
|
||||
file: File.basename(out_file.file_path),
|
||||
base64file: encode64(File.basename(out_file.file_path)),
|
||||
size:(out_file.pack_size / 1024.0 / 1024.0).round(2)
|
||||
}]
|
||||
end
|
||||
|
||||
def zip_homework_by_user(homework_attach)
|
||||
homeworks_attach_path = []
|
||||
not_exist_file = []
|
||||
# 需要将所有homework.attachments遍历加入zip
|
||||
digests = []
|
||||
homework_attach.attachments.each do |attach|
|
||||
if File.exist?(attach.diskfile)
|
||||
homeworks_attach_path << attach.diskfile
|
||||
digests << attach.digest
|
||||
else
|
||||
not_exist_file << attach.filename
|
||||
digests << 'not_exist_file'
|
||||
end
|
||||
end
|
||||
out_file = find_or_pack(homework_attach.bid_id, homework_attach.user_id, digests.sort){
|
||||
zipping("#{homework_attach.user.show_name}_#{((homework_attach.user.user_extensions.nil? || homework_attach.user.user_extensions.student_id.nil?) ? "" : homework_attach.user.user_extensions.student_id)}_#{Time.now.to_i.to_s}.zip",
|
||||
homeworks_attach_path, OUTPUT_FOLDER, true, not_exist_file)
|
||||
}
|
||||
end
|
||||
|
||||
def make_zip_name(work)
|
||||
"#{work.user.show_name}_#{((work.user.user_extensions.nil? || work.user.user_extensions.student_id.nil?) ? "" : work.user.user_extensions.student_id)}_#{Time.now.to_i.to_s}"
|
||||
end
|
||||
|
||||
def zip_student_work_by_user(work)
|
||||
homeworks_attach_path = []
|
||||
not_exist_file = []
|
||||
# 需要将所有homework.attachments遍历加入zip
|
||||
digests = []
|
||||
work.attachments.each do |attach|
|
||||
if File.exist?(attach.diskfile)
|
||||
homeworks_attach_path << attach.diskfile
|
||||
digests << attach.digest
|
||||
else
|
||||
not_exist_file << attach.filename
|
||||
digests << 'not_exist_file'
|
||||
end
|
||||
end
|
||||
|
||||
#单个文件的话,不需要压缩,只改名
|
||||
out_file = nil
|
||||
if homeworks_attach_path.size == 1
|
||||
out_file = find_or_pack(work.homework_common_id, work.user_id, digests.sort){
|
||||
des_path = "#{OUTPUT_FOLDER}/#{make_zip_name(work)}_#{File.basename(homeworks_attach_path.first)}"
|
||||
FileUtils.cp homeworks_attach_path.first, des_path
|
||||
des_path
|
||||
}
|
||||
else
|
||||
out_file = find_or_pack(work.homework_common_id, work.user_id, digests.sort){
|
||||
zipping("#{make_zip_name(work)}.zip",
|
||||
homeworks_attach_path, OUTPUT_FOLDER, true, not_exist_file)
|
||||
}
|
||||
end
|
||||
out_file
|
||||
|
||||
end
|
||||
|
||||
def zip_student_work_by_user(work)
|
||||
homeworks_attach_path = []
|
||||
not_exist_file = []
|
||||
# 需要将所有homework.attachments遍历加入zip
|
||||
digests = []
|
||||
work.attachments.each do |attach|
|
||||
if File.exist?(attach.diskfile)
|
||||
homeworks_attach_path << attach.diskfile
|
||||
digests << attach.digest
|
||||
else
|
||||
not_exist_file << attach.filename
|
||||
digests << 'not_exist_file'
|
||||
end
|
||||
end
|
||||
|
||||
#单个文件的话,不需要压缩,只改名
|
||||
out_file = nil
|
||||
if homeworks_attach_path.size == 1
|
||||
out_file = find_or_pack(work.homework_common_id, work.user_id, digests.sort){
|
||||
des_path = "#{OUTPUT_FOLDER}/#{make_zip_name(work)}_#{File.basename(homeworks_attach_path.first)}"
|
||||
FileUtils.cp homeworks_attach_path.first, des_path
|
||||
des_path
|
||||
}
|
||||
else
|
||||
out_file = find_or_pack(work.homework_common_id, work.user_id, digests.sort){
|
||||
zipping("#{make_zip_name(work)}.zip",
|
||||
homeworks_attach_path, OUTPUT_FOLDER, true, not_exist_file)
|
||||
}
|
||||
end
|
||||
out_file
|
||||
|
||||
end
|
||||
|
||||
|
||||
def find_or_pack(homework_id, user_id, digests)
|
||||
raise "please given a pack block" unless block_given?
|
||||
|
||||
out_file = ZipPack.packed?(homework_id, user_id, digests.sort)
|
||||
|
||||
unless out_file && out_file.file_valid?
|
||||
file = yield
|
||||
|
||||
ZipPack.where(homework_id: homework_id,
|
||||
user_id: user_id).delete_all
|
||||
|
||||
out_file = ZipPack.create(homework_id: homework_id,
|
||||
user_id: user_id,
|
||||
file_digest: Trustie::Utils.digest(file),
|
||||
file_path: file,
|
||||
pack_size: File.size(file),
|
||||
file_digests: digests.join(',')
|
||||
)
|
||||
else
|
||||
out_file.pack_times = out_file.pack_times + 1
|
||||
out_file.save
|
||||
end
|
||||
|
||||
out_file
|
||||
end
|
||||
|
||||
|
||||
def zipping(zip_name_refer, files_paths, output_path, is_attachment=false, not_exist_file=[])
|
||||
rename_zipfile = zip_name_refer ||= "#{Time.now.to_i.to_s}.zip"
|
||||
# 文件名过长
|
||||
|
||||
if rename_zipfile.size > MAX_PATH
|
||||
rename_zipfile = rename_zipfile[0,rename_zipfile.size-4][0,MAX_PATH-4] + rename_zipfile[-4,4]
|
||||
end
|
||||
|
||||
zipfile_name = "#{output_path}/#{rename_zipfile}"
|
||||
|
||||
Dir.mkdir(File.dirname(zipfile_name)) unless File.exist?(File.dirname(zipfile_name))
|
||||
Zip::File.open(zipfile_name, Zip::File::CREATE) do |zipfile|
|
||||
files_paths.each do |filename|
|
||||
rename_file = File.basename(filename)
|
||||
rename_file = filename_to_real( File.basename(filename)) if is_attachment
|
||||
|
||||
begin
|
||||
zipfile.add(rename_file, filename)
|
||||
rescue Exception => e
|
||||
zipfile.get_output_stream('FILE_NOTICE.txt'){|os| os.write l(:label_file_exist)}
|
||||
next
|
||||
end
|
||||
end
|
||||
unless not_exist_file.empty?
|
||||
zipfile.get_output_stream('FILE_LOST.txt'){|os| os.write l(:label_file_lost) + not_exist_file.join(',').to_s}
|
||||
end
|
||||
end
|
||||
zipfile_name
|
||||
end
|
||||
|
||||
# 合理分配文件打包
|
||||
# 如果小于 pack_attachment_max_size, 则返回单个文件
|
||||
# 反之则切分为多个文件组返回
|
||||
def split_pack_files(files, pack_attachment_max_size)
|
||||
max_size = 0
|
||||
last_files = []
|
||||
ret_files = []
|
||||
files.each_with_index do |f,i|
|
||||
if (max_size += File.size(f)) > pack_attachment_max_size
|
||||
max_size = 0
|
||||
if last_files.empty? #如果单个文件超过大小，也将此文件作为一组
|
||||
ret_files << {files: [f], count: 1, index: ret_files.count+1}
|
||||
last_files.clear
|
||||
else
|
||||
ret_files << {files:last_files, count: last_files.count, index: ret_files.count+1}
|
||||
last_files.clear
|
||||
redo
|
||||
end
|
||||
else
|
||||
last_files << f
|
||||
end
|
||||
end
|
||||
|
||||
ret_files << {files:last_files, count: last_files.count, index: ret_files.count+1} unless last_files.empty?
|
||||
ret_files
|
||||
end
|
||||
|
||||
def detect_content_type(name)
|
||||
content_type = Redmine::MimeType.of(name)
|
||||
content_type.to_s
|
||||
end
|
||||
|
||||
def filename_to_real(name)
|
||||
attach = Attachment.find_by_disk_filename(name)
|
||||
attach.filename
|
||||
end
|
||||
end
|
||||
|
|
@ -0,0 +1,22 @@
|
|||
#coding=utf-8
|
||||
|
||||
SAVE_FOLDER = "#{Rails.root}/files"
|
||||
OUTPUT_FOLDER = "#{Rails.root}/files/archiveZip"
|
||||
MAX_PATH = 50
|
||||
|
||||
namespace :zip do
|
||||
desc "手工打包作品"
|
||||
task :pack => :environment do
|
||||
include ZipService
|
||||
include Redmine::I18n
|
||||
homework = Object.const_get(ENV['CLASS']).find ENV["ID"]
|
||||
file_count = 0
|
||||
homework.student_works.map { |work| file_count += work.attachments.count}
|
||||
if file_count > 0
|
||||
zipfile = zip_homework_common homework
|
||||
else
|
||||
zipfile = {:message => "no file"}
|
||||
end
|
||||
puts "out: #{zipfile}"
|
||||
end
|
||||
end
|
||||
Loading…
Reference in New Issue