Class: BomDB::Import::Base

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

Direct Known Subclasses

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Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(db, **opts) ⇒ Base

Returns a new instance of Base.



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# File 'lib/bomdb/import/base.rb', line 8

def initialize(db, **opts)
  @db = db
  @opts = opts
end

Instance Attribute Details

#db ⇒ Object (readonly)

Returns the value of attribute db.



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# File 'lib/bomdb/import/base.rb', line 6

def db
  @db
end

#opts ⇒ Object (readonly)

Returns the value of attribute opts.



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# File 'lib/bomdb/import/base.rb', line 6

def opts
  @opts
end

Class Method Details

.tables(*tables) ⇒ Object 



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# File 'lib/bomdb/import/base.rb', line 13

def self.tables(*tables)
  @tables = tables
end

Instance Method Details

#ensure_parsed_json(data) ⇒ Object 



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# File 'lib/bomdb/import/base.rb', line 46

def ensure_parsed_json(data)
  if data.is_a?(String)
    JSON.parse(data)
  else
    data
  end
end

#import(data, format: 'json') ⇒ Object 



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# File 'lib/bomdb/import/base.rb', line 21

def import(data, format: 'json')
  if !schema.has_tables?(tables)
    return Import::Result.new(
      success: false,
      error: "Database table(s) not present: [#{tables.join(', ')}]"
    )
  end

  import_before() if respond_to?(:import_before)

  result = case format
    when 'json' then import_json(ensure_parsed_json(data))
    when 'text' then import_text(data)
    else
      return Import::Result.new(
        success: false,
        error: "Unknown format: #{format}"
      )
    end

  import_after() if respond_to?(:import_after)

  result
end

#schema ⇒ Object 



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# File 'lib/bomdb/import/base.rb', line 54

def schema
  BomDB::Schema.new(@db)
end

#tables ⇒ Object 



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# File 'lib/bomdb/import/base.rb', line 17

def tables
  self.class.instance_variable_get("@tables")
end