Class: InvoicePDF::Generators::Standard

Inherits:
Object
  • Object
show all
Includes:
Helpers
Defined in:
lib/generators/standard.rb

Overview

The default InvoicePDF generator.

Instance Method Summary collapse

Methods included from Helpers

#money_maker

Constructor Details

#initialize(options = {}) ⇒ Standard

Constructor here for future use… maybe.



11
 
# File 'lib/generators/standard.rb', line 11

def initialize( options = {} ); end

Instance Method Details

#create_pdf(invoice) ⇒ Object

Called from InvoicePDF::Invoice.save. invoice is the InvoicePDF::Invoice instance.



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# File 'lib/generators/standard.rb', line 14

def create_pdf( invoice )
  money_maker_options = {
    :currency_symbol => invoice.currency,
    :delimiter => invoice.separator,
    :decimal_symbol => invoice.decimal,
    :after_text => invoice.currency_text
  }
  
  # The below line should remain consistent across all generators. We don't want mysteriously placed PDF files.
  Prawn::Document.generate("#{invoice.file_path}/#{invoice.file_name}", :dpi => 72) do |pdf|
    pdf.move_down 10
    
    # Set the default type
    pdf.font 'Helvetica', :size => 9
    
    # Draw the company name
    pdf.text invoice.company, :style => :bold, :size => 20
    
    # Invoice information
    pdf.bounding_box [ pdf.bounds.right - 200, pdf.bounds.top - 2 ], :width => 250 do
      data = [
        [ { :text => 'Invoice Number', :font_style => :bold }, invoice.number ],
        [ { :text => 'Invoice Date', :font_style => :bold }, invoice.invoice_date ],
        [ { :text => 'Due Date', :font_style => :bold }, invoice.due_date ]
      ]
      
      data.insert( 1, [ { :text => 'PO Number', :font_style => :bold }, invoice.po_number ] ) unless invoice.po_number.nil?
      
      pdf.table data,
        :border_style => :underline_header,
        :font_size => 9,
        :horizontal_padding => 2,
        :vertical_padding => 1,
        :column_widths => { 0 => 100, 1 => 150 },
        :position => :left,
        :align => { 0 => :left, 1 => :left }
    end
    # End bounding_box
    
    pdf.move_down 65
    
    var_y = pdf.y
    
    # Bill to section
    pdf.bounding_box [ 0, var_y ], :width => ( pdf.bounds.right / 3 ) do
      pdf.text 'Bill To', :style => :bold
      pdf.text "#{invoice.bill_to}\n#{invoice.bill_to_address}"
    end
    # End bill to section
    
    # Company address section
    pdf.bounding_box [ ( pdf.bounds.right / 3 ), var_y ], :width => ( pdf.bounds.right / 3 ) do
      pdf.text 'Pay To', :style => :bold
      pdf.text "#{invoice.company}\n#{invoice.company_address}"
    end
    # End company address section
    
    pdf.move_down 40
    
    # Create items array for storage of invoice items
    items = []
    invoice.items.map { |item| items << [ item.description, item.quantity, money_maker(item.price, money_maker_options), money_maker(item.total, money_maker_options) ] }
    
    # Insert subtotal
    items << [ { :text => 'Subtotal', :align => :right, :colspan => 3 }, money_maker(invoice.subtotal, money_maker_options) ]
    
    # Insert discount
    items << [ { :text => "Discount (#{invoice.discount}%)", :align => :right, :colspan => 3 }, money_maker(invoice.discount_amount, money_maker_options) ] if invoice.discount_amount > 0
    
    # Insert tax amount
    items << [ { :text => "Tax (#{invoice.tax}%)", :align => :right, :colspan => 3 }, money_maker(invoice.tax_amount, money_maker_options) ] if invoice.tax_amount > 0
    
    # Insert total
    items << [ { :text => "Total", :align => :right, :colspan => 3 }, money_maker(invoice.total, money_maker_options) ]
    
    # Insert amount paid
    items << [ { :text => "Amount Paid", :align => :right, :colspan => 3 }, money_maker(invoice.paid, money_maker_options) ] if invoice.paid > 0
    
    # Insert total due
    items << [ { :text => "Amount Due", :align => :right, :colspan => 3, :font_style => :bold }, money_maker(invoice.total_due, money_maker_options) ]
    
    # Create items table
    pdf.table items,
      :border_style => :underline_header,
      :border_width => 0,
      :border_color => '000000',
      :font_size => 9,
      :headers => [
        { :text => 'Description', :font_style => :bold },
        { :text => 'Qty', :font_style => :bold },
        { :text => 'Price', :font_style => :bold },
        { :text => 'Total', :font_style => :bold }
      ],
      :header_color => '000000',
      :header_text_color => 'ffffff',
      :align => { 0 => :left, 1 => :center, 2 => :center, 3 => :right },
      :row_colors => [ 'ffffff', 'f0f0f0' ],
      :width => pdf.bounds.right,
      :column_widths => { 1 => 50, 2 => 75, 3 => 75 }
    
    unless invoice.notes.nil?
      pdf.move_down 50
      pdf.text 'Notes', :size => 10, :style => :bold
      pdf.text invoice.notes, :size => 8
    end
  end
  # Done creating PDF
  
end