Class: ActiveWorkbench::FK

Inherits:
Object
  • Object
show all
Defined in:
lib/active_workbench/base.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(table, id, name, many = false, assoc = :belongs) ⇒ FK

Returns a new instance of FK.



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# File 'lib/active_workbench/base.rb', line 108

def initialize table, id, name, many = false, assoc = :belongs
  @table = table
  @id = id
  @name = name
  @many = many
  @assoc = assoc
end

Instance Attribute Details

#id ⇒ Object (readonly)

Returns the value of attribute id.



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# File 'lib/active_workbench/base.rb', line 105

def id
  @id
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/active_workbench/base.rb', line 105

def name
  @name
end

#ref_table ⇒ Object

Returns the value of attribute ref_table.



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# File 'lib/active_workbench/base.rb', line 106

def ref_table
  @ref_table
end

Instance Method Details

#add_column(col) ⇒ Object 



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# File 'lib/active_workbench/base.rb', line 128

def add_column(col)
  @columns ||= []
  @columns << col
end

#add_ref_column(col) ⇒ Object 



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# File 'lib/active_workbench/base.rb', line 133

def add_ref_column(col)
  @ref_columns ||= []
  @ref_columns << col
end

#columns ⇒ Object 



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# File 'lib/active_workbench/base.rb', line 120

def columns
  @columns
end

#is_many? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_workbench/base.rb', line 116

def is_many?
  @many == true
end

#ref_columns ⇒ Object 



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# File 'lib/active_workbench/base.rb', line 124

def ref_columns
  @ref_columns
end

#to_assotiation ⇒ Object 



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# File 'lib/active_workbench/base.rb', line 138

def to_assotiation
  # belongs_to assotiation
  if @assoc == :belongs
    pkey = ""
    if @ref_columns.size > 1
    else
      #@ref_columns.collect { |col| "#{col.table.name}.#{col.name}

      if @ref_columns.first.name != 'id'
        pkey = ", :primary_key = \"#{@ref_columns.first.name}\""
      end
    end

    fkey = ""
    if @columns.size > 1
    else
      #@ref_columns.collect { |col| "#{col.table.name}.#{col.name}
      if @columns.first.name != ref_table.class_name.tableize.singularize.foreign_key
        fkey = ", :foreign_key => \"#{@columns.first.name}\""
      end
    end
    "\n  belongs_to :#{ref_table.class_name.tableize.singularize}#{ref_table.plural? ? "" : ", :class_name => \"#{ref_table.class_name}\""}#{fkey}#{pkey}" # :#{@columns.collect { |col| "#{col.table.name}.#{col.name}" }} >> :#{@ref_columns.collect { |col| "#{col.table.name}.#{col.name}" }}"
  else

    pkey = ""
    if @columns.size > 1
    else
      #@ref_columns.collect { |col| "#{col.table.name}.#{col.name}
      if @columns.first.name != 'id'
        pkey = ", :primary_key = \"#{@ref_columns.first.name}\""
      end
    end

    fkey = ""
    if @ref_columns.size > 1
    else
      if @ref_columns.first.name != @table.class_name.tableize.singularize.foreign_key
        fkey = ", :foreign_key => \"#{@ref_columns.first.name}\""
      end
    end

    "\n  #{@many ? "has_many :" + ref_table.class_name.tableize : "has_one :" + ref_table.class_name.tableize.singularize}#{ref_table.plural? ? "" : ", :class_name => \"#{ref_table.class_name}\""}#{fkey}#{pkey}" # :#{@columns.collect { |col| "#{col.table.name}.#{col.name}" }} >> :#{@ref_columns.collect { |col| "#{col.table.name}.#{col.name}" }}"
  end
end