Class: Theme

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

Constant Summary collapse

THEME_STRUCTURE = 
['stylesheets', 'javascripts', 'images', 'templates']

Class Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Class Attribute Details

.base_layouts_views_path ⇒ Object

Returns the value of attribute base_layouts_views_path.



6
7
8
 
# File 'app/models/theme.rb', line 6

def base_layouts_views_path
  @base_layouts_views_path
end

.knitkit_website_images_path ⇒ Object

Returns the value of attribute knitkit_website_images_path.



6
7
8
 
# File 'app/models/theme.rb', line 6

def knitkit_website_images_path
  @knitkit_website_images_path
end

.knitkit_website_stylesheets_path ⇒ Object

Returns the value of attribute knitkit_website_stylesheets_path.



6
7
8
 
# File 'app/models/theme.rb', line 6

def knitkit_website_stylesheets_path
  @knitkit_website_stylesheets_path
end

Class Method Details

.base_dir(website) ⇒ Object 



19
20
21
 
# File 'app/models/theme.rb', line 19

def base_dir(website)
  "#{root_dir}/sites/#{website.iid}/themes"
end

.find_theme_root(file) ⇒ Object 



171
172
173
174
175
176
177
178
179
180
181
182
 
# File 'app/models/theme.rb', line 171

def find_theme_root(file)
  theme_root = ''
  Zip::ZipFile.open(file.path) do |zip|
    zip.each do |entry|
      entry.name.sub!(/__MACOSX\//, '')
      if theme_root = root_in_path(entry.name)
        break
      end
    end
  end
  theme_root
end

.import(file, website) ⇒ Object 



23
24
25
26
27
28
29
30
31
 
# File 'app/models/theme.rb', line 23

def import(file, website)
  name_and_id = file.original_filename.to_s.gsub(/(^.*(\\|\/))|(\.zip$)/, '')
  theme_name = name_and_id.split('[').first
  theme_id = name_and_id.split('[').last.gsub(']','')
  return false unless valid_theme?(file)
  Theme.create(:name => theme_name, :theme_id => theme_id, :website => website).tap do |theme|
    theme.import(file)
  end
end

.make_tmp_dir ⇒ Object 



33
34
35
36
37
 
# File 'app/models/theme.rb', line 33

def make_tmp_dir
  Pathname.new(Rails.root.to_s + "/tmp/themes/tmp_#{Time.now.to_i.to_s}/").tap do |dir|
    FileUtils.mkdir_p(dir) unless dir.exist?
  end
end

.root_dir ⇒ Object 



15
16
17
 
# File 'app/models/theme.rb', line 15

def root_dir
  @@root_dir ||= "#{Rails.root}/public"
end

.root_in_path(path) ⇒ Object 



184
185
186
187
188
189
190
191
192
193
194
195
 
# File 'app/models/theme.rb', line 184

def root_in_path(path)
  root_found = false
  theme_root = ''
  path.split('/').each do |piece|
    if piece == 'about.yml' || THEME_STRUCTURE.include?(piece)
      root_found = true
    else
      theme_root += piece + '/' if !piece.match('\.') && !root_found
    end
  end
  root_found ? theme_root : false
end

.strip_path(file_name, path) ⇒ Object 



197
198
199
 
# File 'app/models/theme.rb', line 197

def strip_path(file_name, path)
  file_name.sub(path, '')
end

.valid_theme?(file) ⇒ Boolean

Returns:

  • (Boolean) 


39
40
41
42
43
44
45
46
47
48
49
 
# File 'app/models/theme.rb', line 39

def valid_theme?(file)
  valid = false
  Zip::ZipFile.open(file.path) do |zip|
    zip.sort.each do |entry|
      entry.name.split('/').each do |file|
        valid = true if THEME_STRUCTURE.include?(file)
      end
    end
  end
  valid
end

Instance Method Details

#about ⇒ Object 



98
99
100
101
102
103
 
# File 'app/models/theme.rb', line 98

def about
  %w(name author version homepage summary).inject({}) do |result, key|
    result[key] = send(key)
    result
  end
end

#activate! ⇒ Object 



70
71
72
 
# File 'app/models/theme.rb', line 70

def activate!
  update_attributes! :active => true
end

#create_layouts_for_widget(widget) ⇒ Object 



91
92
93
94
95
96
 
# File 'app/models/theme.rb', line 91

def create_layouts_for_widget(widget)
  widget_hash = Rails.application.config.erp_app.widgets.find{|item| item[:name] == widget}
  widget_hash[:view_files].each do |view_file|
    save_theme_file(view_file[:path], :widgets, {:path_to_replace => view_file[:path].split('/views')[0], :widget_name => widget})
  end
end

#create_theme_files! ⇒ Object 



207
208
209
210
211
212
 
# File 'app/models/theme.rb', line 207

def create_theme_files!
  file_support = ErpTechSvcs::FileSupport::Base.new
  create_theme_files_for_directory_node(file_support.build_tree(Theme.base_layouts_views_path, :preload => true), :templates, :path_to_replace => Theme.base_layouts_views_path)
  create_theme_files_for_directory_node(file_support.build_tree(Theme.knitkit_website_stylesheets_path, :preload => true), :stylesheets, :path_to_replace => Theme.knitkit_website_stylesheets_path)
  create_theme_files_for_directory_node(file_support.build_tree(Theme.knitkit_website_images_path, :preload => true), :images, :path_to_replace => Theme.knitkit_website_images_path)
end

#deactivate! ⇒ Object 



74
75
76
 
# File 'app/models/theme.rb', line 74

def deactivate!
  update_attributes! :active => false
end

#delete_theme_files! ⇒ Object 



202
203
204
205
 
# File 'app/models/theme.rb', line 202

def delete_theme_files!
  file_support = ErpTechSvcs::FileSupport::Base.new(:storage => ErpTechSvcs::Config.file_storage)
  file_support.delete_file(File.join(file_support.root,self.url), :force => true)
end

#export ⇒ Object 



146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
 
# File 'app/models/theme.rb', line 146

def export
  file_support = ErpTechSvcs::FileSupport::Base.new(:storage => Rails.application.config.erp_tech_svcs.file_storage)
  tmp_dir = Theme.make_tmp_dir
  (tmp_dir + "#{name}[#{theme_id}].zip").tap do |file_name|
    file_name.unlink if file_name.exist?
    Zip::ZipFile.open(file_name, Zip::ZipFile::CREATE) do |zip|
      files.each {|file|
        contents = file_support.get_contents(File.join(file_support.root,file.directory,file.name))
        relative_path = file.directory.sub("#{url}",'')
        path = FileUtils.mkdir_p(File.join(tmp_dir,relative_path))
        full_path = File.join(path,file.name)
        File.open(full_path, 'wb+') {|f| f.puts(contents) }
        zip.add(File.join(relative_path[1..relative_path.length],file.name), full_path) if ::File.exists?(full_path)
      }
      ::File.open(tmp_dir + 'about.yml', 'wb+') { |f| f.puts(about.to_yaml) }
      zip.add('about.yml', tmp_dir + 'about.yml')
    end
  end
end

#has_template?(directory, name) ⇒ Boolean

Returns:

  • (Boolean) 


166
167
168
 
# File 'app/models/theme.rb', line 166

def has_template?(directory, name)
  self.templates.find{|item| item.directory == File.join(path,directory).gsub(Rails.root.to_s, '') and item.name == name}
end

#import(file) ⇒ Object 



105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
 
# File 'app/models/theme.rb', line 105

def import(file)
  file_support = ErpTechSvcs::FileSupport::Base.new(:storage => Rails.application.config.erp_tech_svcs.file_storage)
  file = ActionController::UploadedTempfile.new("uploaded-theme").tap do |f|
    f.puts file.read
    f.original_filename = file.original_filename
    f.read # no idea why we need this here, otherwise the zip can't be opened
  end unless file.path

  theme_root = Theme.find_theme_root(file)

  Zip::ZipFile.open(file.path) do |zip|
    zip.each do |entry|
      if entry.name == 'about.yml'
        #TODO
        #FIXME this does not work for some reason
        data = ''
        entry.get_input_stream { |io| data = io.read }
        data = StringIO.new(data) if data.present?
        about = YAML.load(data)
        self.author = about['author'] if about['author']
        self.version = about['version'] if about['version']
        self.homepage = about['homepage'] if about['homepage']
        self.summary = about['summary'] if about['summary']
      else
        name = entry.name.sub(/__MACOSX\//, '')
        name = Theme.strip_path(name, theme_root)
        data = ''
        entry.get_input_stream { |io| data = io.read }
        data = StringIO.new(data) if data.present?
        theme_file = self.files.where("name = ? and directory = ?", File.basename(name), File.join(self.url,File.dirname(name))).first
        unless theme_file.nil?
          theme_file.data = data
          theme_file.save
        else
          self.add_file(data, File.join(file_support.root, self.url,name)) rescue next
        end
      end
    end
  end
end

#non_themed_widgets ⇒ Object 



84
85
86
87
88
89
 
# File 'app/models/theme.rb', line 84

def non_themed_widgets
  already_themed_widgets = self.themed_widgets
  Rails.application.config.erp_app.widgets.select do |widget_hash|
    !already_themed_widgets.include?(widget_hash[:name])
  end.collect{|item| item[:name]}
end

#path ⇒ Object 



62
63
64
 
# File 'app/models/theme.rb', line 62

def path
  "#{self.class.base_dir(website)}/#{theme_id}"
end

#themed_widgets ⇒ Object 



78
79
80
81
82
 
# File 'app/models/theme.rb', line 78

def themed_widgets
  Rails.application.config.erp_app.widgets.select do |widget_hash|
    !(self.files.where("directory like '#{File.join(self.url, 'widgets', widget_hash[:name])}%'").all.empty?)
  end.collect{|item| item[:name]}
end

#url ⇒ Object 



66
67
68
 
# File 'app/models/theme.rb', line 66

def url
  "/public/sites/#{website.iid}/themes/#{theme_id}"
end