Class: Shining::Preso

Inherits:
Object
  • Object
show all
Defined in:
lib/shining/preso.rb

Constant Summary collapse

SLIDE_FORMATS = 
%w(markdown md html)

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(dir, fresh = true) ⇒ Preso

Returns a new instance of Preso.



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# File 'lib/shining/preso.rb', line 12

def initialize dir, fresh = true
  @path   = expand(dir)
  if fresh
    new_dir dir
    copy_templates
    vendorize!
  end
  @config = json(@path/'config.json')
  @name   = @config['title']
end

Instance Attribute Details

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/shining/preso.rb', line 8

def name
  @name
end

#path ⇒ Object (readonly)

Returns the value of attribute path.



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# File 'lib/shining/preso.rb', line 8

def path
  @path
end

Class Method Details

.open(dir) ⇒ Object 



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# File 'lib/shining/preso.rb', line 23

def self.open dir
  new dir, false
end

Instance Method Details

#config(refresh = false) ⇒ Object 



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# File 'lib/shining/preso.rb', line 27

def config refresh = false
  refresh ? @config = json(path/'config.json') : @config
end

#copy_templates ⇒ Object 



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# File 'lib/shining/preso.rb', line 36

def copy_templates
  %w(config.json slides index.html).each do |template|
    copy Shining.templates_path/template, @path + '/'
  end
  true
end

#new_slide(file, options = {}) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/shining/preso.rb', line 43

def new_slide file, options = {}
  file = basename(file)
  name, format = basename(file, extname(file)), extname(file).sub(/^./, '')
  raise ArgumentError, "Format needs to be #{SLIDE_FORMATS.join(' or ')}." unless SLIDE_FORMATS.include? format
  new_file path/'slides'/file do Shining.sample_content_for(format) end
  new_file path/'slides'/"#{name}.css"  if options[:with].include?('styles') rescue nil
  new_file path/'slides'/"#{name}.js"   if options[:with].include?('script') rescue nil
  config['slides'] << file and save_config!
end

#remove_slide(file) ⇒ Object 



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# File 'lib/shining/preso.rb', line 53

def remove_slide file
  file = basename(file)
  name, format = basename(file, extname(file)), extname(file).sub(/^./, '')
  delete! path/'slides'/file
  delete! path/'slides'/"#{name}.css"
  delete! path/'slides'/"#{name}.js"
  config['slides'].delete file and save_config!
end

#save_config! ⇒ Object 



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# File 'lib/shining/preso.rb', line 31

def save_config!
  new_file path/'config.json' do JSON.pretty_generate(@config) end
  true
end

#slides ⇒ Object 



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# File 'lib/shining/preso.rb', line 62

def slides
  @config['slides']
end

#vendorize! ⇒ Object 



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# File 'lib/shining/preso.rb', line 66

def vendorize!
  new_dir @path/'vendor'
  new_dir @path/'vendor'/'lib'
  copy Shining.root/'lib'/'config.ru', @path + '/'
  copy Shining.root/'lib'/'*.js', @path/'vendor'/'lib'
  copy Shining.root/'lib'/'plugins', @path/'vendor'/'lib/'
  %w(css images themes).each do |required|
    copy Shining.root/required, @path/'vendor/'
  end
  true
end