Slim2pdf

Slim2pdf renders slim template with data hash and saves the results as pdf file.

Installation

Add this line to your application's Gemfile:

gem 'slim2pdf'

And then execute:

$ bundle

Or install it yourself as:

$ gem install slim2pdf

Usage

require 'slim2pdf'

Create writer object

writer = Slim2pdf::Writer.new
writer.template = 'template.slim'
writer.data = {name: 'John', surname: 'Doe'}

Set parameters in initializer

writer = Slim2pdf::Writer.new('template.slim', {name: 'John', surname: 'Doe'})

Possible actions

writer.render_to_html # return rendered html as string

writer.save_to_html('output.html') # saves rendered html to file

writer.save_to_pdf('output.pdf') # saves rendered html as pdf file

Changing default wkhtmltopdf path

writer = Slim2pdf::Writer.new
writer.wkhtmltopdf_path = '/your/path/to/wkhtmltopdf'

Wkhtmltopdf params will be generated automatically.

Changing default wkhtmltopdf command with params

writer = Slim2pdf::Writer.new
writer.wkhtmltopdf_command = '/bin/some_wrapper /your/path/to/wkhtmltopdf --your --params'

Input (html) and output (pdf) files will be added automatically.

Examples

Save simple slim template without data to pdf file

require 'slim2pdf'

writer = Slim2pdf::Writer.new('simple.slim')
writer.save_to_pdf('simple.pdf')

See: doc/examples/simple

Generate agreement with footer

writer = Slim2pdf::Writer.new('agreement.slim')
writer.data = {date: '2014-01-14', part1: 'Google', part2: 'Microsoft'}
writer.footer_text = 'Agreement footer'
writer.save_to_pdf('agreement.pdf')

See: doc/examples/agreement

Generate bulk invoices

writer = Slim2pdf::Writer.new('invoice.slim')
buyers = ['Buyer A', 'Buyer B', 'Buyer C', 'Buyer D']
buyers.each_with_index do |buyer, index|
  number = index + 1
  writer.data = {
    seller: 'Seller', buyer: buyer, number: "#{number}/2014",
    item_name: 'Service', price: '$100', date: '2014-01-14'
  }
  writer.save_to_pdf("invoice-#{number}.pdf")
end

See: doc/examples/invoices

Debuging

Setting logger

require 'logger'

writer = Slim2pdf::Writer.new
writer.logger = Logger.new(STDERR)

If you use Slim2pdf with Rails, the Rails.logger will be set automatically.

Contributing

1. Fork it
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Add some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create new Pull Request