阅读更多
pdf&excell&png
# render流生成
PerformanceInvoiceExcel.new(r).render
CertificatePdf.new(certificates, chemical, qitem).render
# IO读取文件流
IO.read file
IO.read("#{Rails.root}/tmp/uploads/store/" + @ufile.attachment_id)
gem 'prawn'
gem 'prawn-table'
pdf自带render方法
－－－
excell
自定义render方法
require 'write_xlsx'
@io = StringIO.new
@book = WriteXLSX.new(@io)
@sheet = @book.add_worksheet
def render
set_rows
default_text
company_info
table_info
footer_content
@book.close
@io.string
end
def download
checked_file = params[:checked_file]&.split ","
zip = PackageZip.new(@order_items, checked_file)
zip.generate_zip do |zip_path|
send_file(
zip_path,
filename: "iChemical-Package Document-Order-#{rand(99999)}.zip",
type: "application/zip",
disposition: "attachment"
)
end
zip.delete_temp_zip
end
require 'zip'
class PackageZip
def initialize(order_items, checked_file)
@order_items = order_items
@order = order_items.last&.order
@checked_file = checked_file
@temp_dir = Dir.mktmpdir
@zip_list = []
@zip_name_list = []
end
def generate_zip(&block)
chooise_file @order
zip_path = File.join(@temp_dir, 'temp.zip')
Zip::File.open(zip_path, Zip::File::CREATE) do |zipfile|
@zip_name_list.each_with_index do |name, index|
zipfile.get_output_stream(name) do |io|
io.write @zip_list[index]
end
end
end
block.call zip_path
ensure
end
def chooise_file(order)
checked_file = @checked_file || order.order_items&.first&.package_documents&.first&.checked_file&.split(",")
if !checked_file.nil?
checked_file.each do |file|
attachments = order.order_attachments.where(file_type: file)
@ufile = attachments.last
case file
when "coa"
if @ufile.nil?
@order_items.each do |item|
qitem = nil
if item.order.type == "OfflineOrder"
chemical = item.chemical
certificates = item.quotation_item.certificates.pluck(:item, :specification, :result).compact
qitem = item.quotation_item
else
chemical = item.chemical
certificates = item.certificates.pluck(:item, :specification, :result).compact
qitem = item
end
certificate_pdf = CertificatePdf.new(certificates, chemical, qitem).render
certificate_pdf_name = "cctv-COA-CAS[#{chemical.cas}]-#{rand(99999)}.pdf"
@zip_name_list.push certificate_pdf_name
@zip_list.push certificate_pdf
end
else
certificate_pdf_name = @ufile.attachment_filename
certificate_pdf = IO.read("#{Rails.root}/tmp/uploads/store/" + @ufile.attachment_id)
@zip_name_list.push certificate_pdf_name
@zip_list.push certificate_pdf
end
when "msds"
if attachments.present?
attachments.zip_file do |zip_path|
@zip_name_list.push "cctv-MSDS-Package-Order-#{rand(99999)}.zip"
@zip_list.push IO.read zip_path
end
else
@order_items.each do |item|
msds = Msds.new(item)
result, flag = msds.generate
msds_file_name = 'cctv' << (flag ? '' : '-GT') << '-MSDS-' << item.order_item_no << '.pdf'
msds_file = msds.render
@zip_name_list.push msds_file_name
@zip_list.push msds_file
end
end
when "pi"
if ProformaInvoiceRecord.updated.find_by(order_id: @order.id).present?
proforma_invoice_xls_name = "cctv-Proforma Invoice-Order-#{order.uuid}-#{rand(99999)}.xls"
r = ProformaInvoiceRecord.create_with_auto(@order_items, nil, nil, "modified")
proforma_invoice_xls = PerformanceInvoiceExcel.new(r).render
else
proforma_invoice_xls_name = "cctv-Proforma Invoice-Order-#{order.uuid}-#{rand(99999)}.xls"
r = ProformaInvoiceRecord.create_with_auto(@order_items, nil, nil, "original")
proforma_invoice_xls = PerformanceInvoiceExcel.new(r).render
end
@zip_name_list.push proforma_invoice_xls_name
@zip_list.push proforma_invoice_xls
when "ci"
if CommercialInvoiceRecord.updated.find_by(order_id: @order.id).present?
invoice_xls_name = "cctv Invoice-#{order.uuid}-#{rand(99999)}.xls"
r = CommercialInvoiceRecord.create_with_auto(@order_items, nil, nil, "modified")
invoice_xls = CommercialInvoiceExcel.new(r).render
else
invoice_xls_name = "cctv Invoice-#{order.uuid}-#{rand(99999)}.xls"
r = CommercialInvoiceRecord.create_with_auto(@order_items, nil, nil, "original")
invoice_xls = CommercialInvoiceExcel.new(r).render
end
@zip_name_list.push invoice_xls_name
@zip_list.push invoice_xls
when "pl"
if PackageListRecord.updated.find_by(order_id: @order.id).present?
pack_list_xls_name = "cctv-Packing List-Order-#{order.uuid}-#{rand(99999)}.xls"
r = PackageListRecord.create_with_auto(@order_items, nil, nil, "modified")
pack_list_xls = PackingListExcel.new(r).render
else
pack_list_xls_name = "cctv-Packing List-Order-#{order.uuid}-#{rand(99999)}.xls"
r = PackageListRecord.create_with_auto(@order_items, nil, nil, "original")
pack_list_xls = PackingListExcel.new(r).render
end
@zip_name_list.push pack_list_xls_name
@zip_list.push pack_list_xls
when "qc_report"
@order_items.each do |item|
testing_records = item.testing_records
if testing_records.present?
testing_records.each do |file|
if file.file_path.present?
file_name = file.file_name
file = file.file_path
new_file = download_img(file, file_name)
if new_file.present?
@zip_name_list.push file_name
@zip_list.push IO.read new_file
if File.exist?(new_file)
File.delete(new_file)
end
end
end
end
end
end
else
if [email protected]?
file_name = @ufile.attachment_filename
file = "#{Rails.root}/tmp/uploads/store/" + @ufile.attachment_id
@zip_name_list.push file_name
@zip_list.push IO.read file
end
end
end
end
end
########下载图片
def download_img(img_url,file_name)
image_temp_dir = "tmp/uploads/qc_report/"
FileUtils.mkdir(image_temp_dir) unless File.exists?(image_temp_dir)
begin
_file_path = image_temp_dir+file_name
unless File.exists?(_file_path)
img_file = open(img_url) { |f| f.read }
open(image_temp_dir+file_name, "wb") { |f| f.write(img_file) }
end
return _file_path
rescue => err
puts err
return ''
end
end
def delete_temp_zip
Thread.new do
sleep 2
FileUtils.rm_rf @temp_dir if @temp_dir
end
end
end
