Adds QR Code signature feature to default reports

Gemfile

@@ -89,6 +89,7 @@ gem "prawn"
 gem "prawn-table"
 gem "prawn-rails"
 gem "matrix", "~> 0.4.2"
+gem "prawn-qrcode"
 
 # Redcarpet for Readme MarkDown (or README.md) - Credits Page
 gem "redcarpet"

Gemfile.lock

@@ -148,6 +148,7 @@ GEM
     childprocess (5.1.0)
       logger (~> 1.5)
     choice (0.2.0)
+    chunky_png (1.4.0)
     cocoon (1.2.15)
     coderay (1.1.3)
     coffee-rails (5.0.0)
@@ -295,6 +296,9 @@ GEM
     prawn (2.4.0)
       pdf-core (~> 0.9.0)
       ttfunk (~> 1.7)
+    prawn-qrcode (0.5.2)
+      prawn (>= 1)
+      rqrcode (>= 1.0.0)
     prawn-rails (1.4.2)
       actionview (>= 3.1.0)
       prawn
@@ -365,6 +369,10 @@ GEM
       railties (>= 5.2)
     rexml (3.3.9)
     rouge (4.2.0)
+    rqrcode (2.2.0)
+      chunky_png (~> 1.0)
+      rqrcode_core (~> 1.0)
+    rqrcode_core (1.2.0)
     rspec-collection_matchers (1.2.1)
       rspec-expectations (>= 2.99.0.beta1)
     rspec-core (3.12.2)
@@ -533,6 +541,7 @@ DEPENDENCIES
   nokogiri (>= 1.16.5)
   paper_trail
   prawn
+  prawn-qrcode
   prawn-rails
   prawn-table
   pry
@@ -564,7 +573,7 @@ DEPENDENCIES
   web-console
 
 RUBY VERSION
-   ruby 3.2.2p53
+   ruby 3.2.5p208
 
 BUNDLED WITH
    2.4.19

app/controllers/concerns/shared_pdf_concern.rb

@@ -34,7 +34,7 @@ def render_course_classes_summary_pdf(course_class)
     )
   end
 
-  def render_enrollments_academic_transcript_pdf(enrollment)
+  def render_enrollments_academic_transcript_pdf(enrollment, filename = "transcript.pdf")
     class_enrollments = enrollment.class_enrollments
       .where(situation: ClassEnrollment::APPROVED)
       .joins(:course_class)
@@ -47,14 +47,15 @@ def render_enrollments_academic_transcript_pdf(enrollment)
       type: "application/pdf",
       formats: [:pdf],
       assigns: {
+        filename: filename,
         enrollment: enrollment,
         class_enrollments: class_enrollments,
         accomplished_phases: accomplished_phases,
       }
     )
   end
 
-  def render_enrollments_grades_report_pdf(enrollment)
+  def render_enrollments_grades_report_pdf(enrollment, filename = "grades_report.pdf")
     class_enrollments = enrollment.class_enrollments
       .where(situation: ClassEnrollment::APPROVED)
       .joins(:course_class)
@@ -66,6 +67,7 @@ def render_enrollments_grades_report_pdf(enrollment)
       type: "application/pdf",
       formats: [:pdf],
       assigns: {
+        filename: filename,
         enrollment: enrollment,
         class_enrollments: class_enrollments,
         accomplished_phases: accomplished_phases,

app/controllers/enrollments_controller.rb

@@ -219,8 +219,9 @@ def academic_transcript_pdf
       format.pdf do
         title = I18n.t("pdf_content.enrollment.academic_transcript.title")
         student = enrollment.student.name
-        send_data render_enrollments_academic_transcript_pdf(enrollment),
-          filename: "#{title} - #{student}.pdf",
+        filename = "#{title} - #{student}.pdf"
+        send_data render_enrollments_academic_transcript_pdf(enrollment, filename),
+          filename: filename,
           type: "application/pdf"
       end
     end
@@ -232,8 +233,9 @@ def grades_report_pdf
       format.pdf do
         title = I18n.t("pdf_content.enrollment.grades_report.title")
         student = enrollment.student.name
-        send_data render_enrollments_grades_report_pdf(enrollment),
-          filename: "#{title} - #{student}.pdf",
+        filename = "#{title} - #{student}.pdf"
+        send_data render_enrollments_grades_report_pdf(enrollment, filename),
+          filename: filename,
           type: "application/pdf"
       end
     end

app/controllers/report_configurations_controller.rb

@@ -11,18 +11,22 @@ class ReportConfigurationsController < ApplicationController
   active_scaffold :report_configuration do |config|
     config.create.label = :create_report_configuration_label
     columns = [
-      :name, :image, :scale, :x, :y, :order, :text, :signature_footer,
-      :preview, :use_at_report, :use_at_transcript, :use_at_grades_report,
-      :use_at_schedule,
+      :name, :image, :scale, :x, :y, :order, :text, :signature_type,
+      :preview, :use_at_report, :use_at_transcript,
+      :use_at_grades_report, :use_at_schedule, :expiration_in_months
     ]
     config.create.columns = columns
     config.update.columns = columns
     columns.delete(:preview)
     config.columns = columns
     config.list.columns = [
-      :name, :order, :text, :signature_footer, :use_at_report,
-      :use_at_transcript, :use_at_grades_report, :use_at_schedule
+      :name, :order, :text, :signature_type,
+      :use_at_report, :use_at_transcript, :use_at_grades_report,
+      :use_at_schedule, :expiration_in_months
     ]
+    config.columns[:signature_type].form_ui = :select
+    config.columns[:signature_type].options = { options: ReportConfiguration.signature_types.keys.map(&:to_sym) }
+    config.columns[:expiration_in_months].description = I18n.t("active_scaffold.report_configurations.expiration_in_months_description")
     config.list.sorting = { name: "ASC" }
     config.actions << :duplicate
     config.duplicate.link.label = "
@@ -41,7 +45,7 @@ def preview
     record.assign_attributes(record_params.except(:image_cache, :remove_image))
     # up = ImageUploader.new record, :image
     # up.store(File.open(params[:record][:image]))
-    @pdf_config = record
+    @pdf_config = record.tap { |r| r.preview = true }
     respond_to do |format|
       format.pdf do
         title = I18n.t("pdf_content.report_configurations.preview")
@@ -61,8 +65,8 @@ def logo
     def record_params
       params.required(:record).permit(
         :name, :use_at_report, :use_at_transcript, :use_at_grades_report,
-        :use_at_schedule, :text, :image, :signature_footer, :order, :scale,
-        :x, :y
+        :use_at_schedule, :text, :image, :order, :scale,
+        :x, :y, :signature_type, :expiration_in_months
       )
     end
 end

app/controllers/reports_controller.rb

@@ -0,0 +1,52 @@
+# frozen_string_literal: true
+
+class ReportsController < ApplicationController
+  before_action :set_report, only: [:download, :download_by_identifier]
+  before_action :check_downloadable, only: [:download, :download_by_identifier]
+  authorize_resource
+
+  skip_authorization_check only: :download_by_identifier
+  skip_authorize_resource only: :download_by_identifier
+  skip_before_action :authenticate_user!, only: :download_by_identifier
+
+  active_scaffold :report do |config|
+    config.list.columns = [:user, :file_name, :identifier, :created_at, :expires_at]
+    config.show.columns = [:user, :file_name, :identifier, :created_at, :expires_at]
+    config.update.columns = [:expires_at]
+    config.columns[:user].clear_link
+    config.actions.exclude :create, :delete
+    config.action_links.add "download",
+                            label: "
+        <i title='#{I18n.t("active_scaffold.download_link")}'
+           class='fa fa-download'></i>
+      ".html_safe,
+                            page: true,
+                            type: :member,
+                            parameters: { format: :pdf },
+                            method: :get,
+                            html_options: { target: "_blank" },
+                            ignore_method: :cant_download?
+  end
+
+  def download
+    redirect_to download_path(medium_hash: @report.carrierwave_file.medium_hash)
+  end
+
+  def download_by_identifier
+    send_data(@report.carrierwave_file.read, filename: @report.carrierwave_file.original_filename, disposition: :inline)
+  end
+
+  private
+    def set_report
+      @report = params[:id] ? Report.find(params[:id]) : Report.find_by_identifier(params[:identifier])
+      raise ActionController::RoutingError.new("Este documento não foi encontrado.") if @report.nil?
+    end
+
+    def check_downloadable
+      raise ActionController::RoutingError.new("Este documento expirou.") if cant_download?(@report)
+    end
+
+    def cant_download?(record)
+      record.carrierwave_file.blank?
+    end
+end

app/helpers/enrollments_pdf_helper.rb

@@ -295,7 +295,7 @@ def transcript_table(pdf, options = {})
 
           if table_data.size >= page_size
             new_page = true
-            next_table_data = table_data.slice(page_size..-1)
+            next_table_data = table_data.slice(page_size + 1..-1)
             table_data = table_data.slice(0..page_size)
             page_size = 50
           end