Class: Caboose::Block

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

Instance Method Summary collapse

Instance Method Details

#caste_value ⇒ Object 



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# File 'app/models/caboose/block.rb', line 45

def caste_value  
  case self.block_type.field_type
    when 'checkbox'
      if self.value.nil? then self.value = false
      else self.value = (self.value == 1 || self.value == '1' || self.value == true ? 1 : 0)
      end
  end
end

#child(name) ⇒ Object 



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# File 'app/models/caboose/block.rb', line 67

def child(name)
  Caboose::Block.where("parent_id = ? and name = ?", self.id, name).first
end

#child_block_link ⇒ Object 



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# File 'app/models/caboose/block.rb', line 182

def child_block_link        
  return "<div class='new_block' id='new_block_#{self.id}'>New Block</div>"    
end

#child_value(name) ⇒ Object 



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# File 'app/models/caboose/block.rb', line 59

def child_value(name)
  b = child(name)
  return nil if b.nil?
  return b.image if b.block_type.field_type == 'image'
  return b.file  if b.block_type.field_type == 'file'
  return b.value        
end

#create_children(block_type_override = nil) ⇒ Object 



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# File 'app/models/caboose/block.rb', line 71

def create_children(block_type_override = nil)
  bt = block_type_override ? block_type_override : block_type
  bt.children.each do |bt2|
    bt_id = bt2.id      
    #if bt2.parent_id
    #  new_bt_id = Caboose::BlockType.where(:name => bt2.field_type).first.id 
    #end      
    if self.child(bt2.name).nil?
      b = Caboose::Block.create(
        :page_id => self.page_id,
        :parent_id => self.id, 
        :block_type_id => bt_id,
        :name => bt2.name,
        :value => bt2.default
      )
      b.create_children(bt2)
    end
  end
end

#full_name ⇒ Object 



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# File 'app/models/caboose/block.rb', line 54

def full_name
  return name if parent_id.nil?
  return "#{parent.full_name}_#{name}"
end

#js_hash ⇒ Object 



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# File 'app/models/caboose/block.rb', line 186

def js_hash
  kids = self.children.collect { |b| b.js_hash }
  bt = self.block_type
  return {
    'id'             => self.id,           
    'page_id'        => self.page_id,      
    'parent_id'      => self.parent_id,    
    'block_type_id'  => self.block_type_id,    
    'sort_order'     => self.sort_order,
    'name'           => self.name,
    'value'          => self.value,
    'children'       => kids,      
    'block_type'     => {      
      'id'                              => bt.id,                            
      'parent_id'                       => bt.parent_id,                     
      'name'                            => bt.name,
      'description'                     => bt.description,
      'render_function'                 => bt.render_function,
      'use_render_function'             => bt.use_render_function,
      'use_render_function_for_layout'  => bt.use_render_function_for_layout,
      'allow_child_blocks'              => bt.allow_child_blocks,
      'field_type'                      => bt.field_type,
      'default'                         => bt.default,
      'width'                           => bt.width,
      'height'                          => bt.height,
      'fixed_placeholder'               => bt.fixed_placeholder,
      'options'                         => bt.options,
      'options_function'                => bt.options_function,
      'options_url'                     => bt.options_url
    },
    'file' => {
      'url' => self.file.url
    },
    'image' => {
      'tiny_url'  => self.image.url(:tiny),
      'thumb_url' => self.image.url(:thumb),
      'large_url' => self.image.url(:large),
    }
  }
end

#partial(name, options) ⇒ Object 



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# File 'app/models/caboose/block.rb', line 163

def partial(name, options)    
  defaults = { :modal => false, :empty_text => '', :editing => false, :css => nil, :js => nil }
  options2 = nil
  if options.is_a?(Hash)
    options2 = defaults.merge(options)
  else
    options2 = { :modal => options.modal, :empty_text => options.empty_text, :editing => options.editing, :css => options.css, :js => options.js }        
  end
  options2[:block] = self
  
  view = ActionView::Base.new(ActionController::Base.view_paths)
  begin
    str = view.render(:partial => "caboose/blocks/#{name}", :locals => options2)
  rescue
    Caboose.log("Partial caboose/blocks/#{name} doesn't exist.")
  end
  return str
end

#render(block, options) ⇒ Object 



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# File 'app/models/caboose/block.rb', line 91

def render(block, options)
  #Caboose.log("block.render\nself.id = #{self.id}\nblock = #{block}\nblock.full_name = #{block.full_name}\noptions.class = #{options.class}\noptions = #{options}")                
  if block && block.is_a?(String)
    #Caboose.log("Block #{block} is a string, finding block object... self.id = #{self.id}")                                          
    b = self.child(block)        
    if b.nil?
      self.create_children
      b = self.child(block)
      if b.nil?        
        Caboose.log("No block exists with name \"#{block}\".")
        return false
      end
    end
    block = b
  end        
  str = ""

  defaults = { :modal => false, :empty_text => '', :editing => false, :css => nil, :js => nil, :block => block }
  options2 = nil
  if options.is_a?(Hash)
    options2 = defaults.merge(options)
  else
    options2 = { :modal => options.modal, :empty_text => options.empty_text, :editing => options.editing, :css => options.css, :js => options.js }        
  end
  options2[:block] = block

  view = options2[:view]
  if block.block_type.use_render_function && block.block_type.render_function            
    #str = block.render_from_function(options2)
    
    #locals = OpenStruct.new(options)      
    #locals = OpenStruct.new(options2)
    #str = ERB.new(block_type.render_function).result(locals.instance_eval { binding })        
    #return erb.result(locals.instance_eval { binding })
    
    #eval("def render_my_function\n#{block.block_type.render_function}\nend\n\n, :locals => options2)
    str = view.render(:partial => "caboose/blocks/render_function", :locals => options2)
  else
    #view = ActionView::Base.new(ActionController::Base.view_paths, options2, )      
    #view = ActionView::Base.new(options2[:view].view_renderer, {}, options2[:view].controller)
    view = options2[:view]
    begin        
      full_name = block.full_name
      full_name = "lksdjflskfjslkfjlskdfjlkjsdf" if full_name.nil? || full_name.length == 0        
      str = view.render(:partial => "caboose/blocks/#{full_name}", :locals => options2)        
    rescue ActionView::MissingTemplate
      begin          
        str = view.render(:partial => "caboose/blocks/#{block.block_type.name}", :locals => options2)                    
      rescue ActionView::MissingTemplate
        begin                        
          str = view.render(:partial => "caboose/blocks/#{block.block_type.field_type}", :locals => options2)            
        rescue Exception => ex
          Caboose.log("#{ex.message}\n#{ex.backtrace.join("\n")}")
        end
      rescue Exception => ex          
        Caboose.log("#{ex.message}\n#{ex.backtrace.join("\n")}")
      end
    rescue Exception => ex
      Caboose.log("#{ex.message}\n#{ex.backtrace.join("\n")}")
    end        
  end
  return str
end

#render_from_function(options) ⇒ Object 



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# File 'app/models/caboose/block.rb', line 155

def render_from_function(options)
  self.create_children    
  #locals = OpenStruct.new(:block => self, :empty_text => empty_text, :editing => editing)
  locals = OpenStruct.new(options)
  erb = ERB.new(block_type.render_function)
  return erb.result(locals.instance_eval { binding })
end