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Contents
# frozen_string_literal: true
module Lcms
module Engine
#
# Generates and uploads PDF/GDoc files for material
#
class MaterialPreviewGenerator
GDOC_RE = %r{docs.google.com/document/d/([^/]*)}i.freeze
GDOC_BROKEN_RE = %r{/open\?id=$}i.freeze
PDF_S3_FOLDER = 'temp-materials-pdf'
attr_reader :error, :url
def initialize(material, options = {})
@material = material
@options = options
end
def perform
return false unless assign_document
options[:type] == :pdf ? generate_pdf : generate_gdoc
rescue StandardError => e
@error = e.message
false
end
private
attr_reader :material, :options
def assign_document
document = material.documents.last || Document.last
unless document.present?
@error = "Can't generate PDF for preview: no documents exist"
return false
end
material.document = DocumentGenerator.document_presenter.new document
true
end
def generate_gdoc
folder_id = options[:folder_id]
file_id = material.preview_links['gdoc'].to_s.match(GDOC_RE)&.[](1)
@url = DocumentExporter::Gdoc::Material.new(material)
.export_to(folder_id, file_id: file_id)
.url
return true if @url !~ GDOC_BROKEN_RE
raise 'GDoc generation failed. Please try again later'
end
def generate_pdf
pdf_filename = "#{PDF_S3_FOLDER}/#{material.id}/#{material.base_filename}#{ContentPresenter::PDF_EXT}"
pdf = DocumentExporter::Pdf::Material.new(material).export
@url = S3Service.upload pdf_filename, pdf
true
end
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems