class Mjml::Parser
Attributes
Public Class Methods
Source
# File lib/mjml/parser.rb, line 16 def initialize(template_path, input) raise Mjml.mjml_binary_error_string unless Mjml.valid_mjml_binary @template_path = template_path @input = input @with_cache = Cache.new(template_path) end
Create new parser
@param template_path
[String] The path to the .mjml file @param input [String] The content of the .mjml file
Public Instance Methods
Source
# File lib/mjml/parser.rb, line 66 def build_command(in_file, out_file) command = "-r #{in_file} -o #{out_file.path} " \ "--config.beautify #{Mjml.beautify} " \ "--config.minify #{Mjml.minify} " \ "--config.validationLevel #{Mjml.validation_level}" command += " --config.fonts '#{Mjml.fonts.to_json}'" unless Mjml.fonts.nil? command end
Build command string from config variables
@return [String] Command string
Source
# File lib/mjml/parser.rb, line 28 def render @with_cache.cache do in_tmp_file = Tempfile.open(['in', '.mjml']) do |file| file.write(input) file # return tempfile from block so #unlink works later end run(in_tmp_file.path) rescue StandardError raise if Mjml.raise_render_exception '' ensure in_tmp_file&.unlink end end
rubocop:disable Metrics/MethodLength Render MJML template
@return [String]
Source
# File lib/mjml/parser.rb, line 48 def run(in_tmp_file) Tempfile.create(['out', '.html']) do |out_tmp_file| _, stderr, status = Mjml.run_mjml(build_command(in_tmp_file, out_tmp_file)) unless status.success? # The process status ist quite helpful in case of dying processes without STDERR output. # Node exit codes are documented here: https://node.readthedocs.io/en/latest/api/process/#exit-codes raise ParseError, "#{stderr.chomp}\n(process status: #{status})" end Mjml.logger.warn(stderr.chomp) if stderr.present? out_tmp_file.read end end
Exec mjml command
@return [String] The result as string