Class: Gitlab::Reflections::Models::ActiveRecord

Inherits:
Object
  • Object
show all
Includes:
Singleton
Defined in:
lib/gitlab/reflections/models/active_record.rb

Overview

Map GitLab models to tables and back.

Instance Method Summary collapse

Instance Method Details

#model_name_to_table_name(model_name) ⇒ Object

Get the table name for a specific model



11
12
13
14
15
16
 
# File 'lib/gitlab/reflections/models/active_record.rb', line 11

def model_name_to_table_name(model_name)
  model_class = model_name.constantize
  model_class.table_name
rescue NameError
  nil
end

#models ⇒ Object 



26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
 
# File 'lib/gitlab/reflections/models/active_record.rb', line 26

def models
  @models ||= begin
    model_classes = []

    ::Gitlab::Database::Dictionary.entries.each do |entry|
      next unless entry.classes

      entry.classes.each do |class_name|
        model_class = class_name.constantize
        model_classes << model_class if included_model?(model_class)
      rescue NameError
        # Skip classes that don't exist (e.g., removed models still referenced in dictionary)
        next
      end
    end

    model_classes.uniq
  end
end

#table_name_to_model_names(table_name) ⇒ Object

Get all model names that use a specific table by looking up the db/docs catalog



19
20
21
22
23
24
 
# File 'lib/gitlab/reflections/models/active_record.rb', line 19

def table_name_to_model_names(table_name)
  entry = ::Gitlab::Database::Dictionary.any_entry(table_name)
  return [] unless entry

  entry.classes || []
end