Class: HtmlAsset

Inherits:
ActiveRecord::Base
  • Object
show all
Defined in:
app/models/html_asset.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#compiled ⇒ Object

Returns the value of attribute compiled.



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# File 'app/models/html_asset.rb', line 7

def compiled
  @compiled
end

Class Method Details

.cache_key(system_id, name, type) ⇒ Object 



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# File 'app/models/html_asset.rb', line 83

def self.cache_key(system_id, name, type)
  "kit_htmlasset_#{name.downcase}.#{system_id}.#{type}"
end

.clear_cache(asset) ⇒ Object 



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# File 'app/models/html_asset.rb', line 87

def self.clear_cache(asset)
  Rails.cache.delete(HtmlAsset.cache_key(asset.system_id, asset.name, asset.file_type))
end

.create_default(sid, user_id, type) ⇒ Object 



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# File 'app/models/html_asset.rb', line 129

def self.create_default(sid, user_id, type)
  asset = HtmlAsset.new
  asset.system_id = sid
  asset.file_type = type
  asset.name = 'application'
  asset.body = HtmlAsset.default_body(type)
  asset.user_id = user_id
  asset.save
end

.default_body(type) ⇒ Object 



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# File 'app/models/html_asset.rb', line 91

def self.default_body(type)
  if type == 'css'
%Q[
/* Sassy CSS Stylesheet Examples - can use normal CSS3, but also: */

$var: #123;
$big: 12px;

.example {
color: $var;
span: {
  font-size: $big;
}
}

.more-example {
@extend .example;
background-color: #000;
}

@mixin left_with_margin($m) {
float: left;
margin: $m;
}

#data {
@include left_with_margin(10px);
}
]
  elsif type == 'js'
    %Q[
// Javascript 
]
  else
    ""
  end
end

.fetch(system_id, name, type) ⇒ Object 



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# File 'app/models/html_asset.rb', line 25

def self.fetch(system_id, name, type)
  Rails.cache.fetch(HtmlAsset.cache_key(system_id, name.downcase, type), :expires_in=>5.minutes) do 
    asset = HtmlAsset.sys(system_id).where(:name=>name.downcase).where(:file_type=>type).first
    asset.write_to_file if asset
    asset
  end
end

Instance Method Details

#display_name ⇒ Object 



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# File 'app/models/html_asset.rb', line 11

def display_name
  full_type
end

#full_type ⇒ Object 



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# File 'app/models/html_asset.rb', line 139

def full_type
  if file_type=='js'
    "Javascript"
  elsif file_type=='css'
    "Stylesheet"
  else
    "Unknown"
  end
end

#generate_compiled ⇒ Object 



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# File 'app/models/html_asset.rb', line 61

def generate_compiled
  if self.file_type=='css'
    self.generate_css
  elsif self.file_type=='js'
    self.generate_js 
  else
    self.compiled = self.body
  end
end

#generate_css ⇒ Object 



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# File 'app/models/html_asset.rb', line 71

def generate_css
    self.compiled = Sass::Engine.new(self.body, :syntax=>:scss, :style=>Rails.env=='development' ? :expanded : :compressed).to_css

    return self
end

#generate_fingerprint ⇒ Object 



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# File 'app/models/html_asset.rb', line 33

def generate_fingerprint
  self.fingerprint = Digest::MD5.hexdigest("#{self.updated_at}-#{self.name}.#{self.file_type}")
end

#generate_js ⇒ Object 



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# File 'app/models/html_asset.rb', line 77

def generate_js
  self.compiled = self.body

  return self
end

#history ⇒ Object 



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# File 'app/models/html_asset.rb', line 21

def history
  DesignHistory.sys(self.system_id).where(:model=>"HtmlAsset").where(:model_id=>self.id).order(:id)
end

#kit_name ⇒ Object 



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# File 'app/models/html_asset.rb', line 57

def kit_name
  "#{self.name.downcase}-#{self.fingerprint}.#{self.file_type}".downcase
end

#record_history ⇒ Object 



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# File 'app/models/html_asset.rb', line 15

def record_history
  if self.changed.include?('body') 
    DesignHistory.record(self)
  end
end

#write_to_file ⇒ Object 



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# File 'app/models/html_asset.rb', line 37

def write_to_file
  parent = File.join(Rails.root, "public", "kit", self.file_type)
  FileUtils.mkdir_p(parent) unless File.exists?(parent)

  path = File.join(Rails.root, "public", "kit", self.file_type, self.kit_name)
  dir = File.join(Rails.root, "public", "kit", self.file_type)
  found = false
  Dir.glob(dir + "/#{self.name.downcase}*") do |f|
    if f==path
      found = true
    else
      File.delete(f)
    end
  end
  unless found
    self.generate_compiled unless self.compiled
    File.open(path, "w") { |f| f.write(self.compiled) }
  end
end