Module: MakeTaggable::Utils

Defined in:
lib/make_taggable/utils.rb

Class Method Summary collapse

Class Method Details

.connection ⇒ Object 



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# File 'lib/make_taggable/utils.rb', line 4

def connection
  MakeTaggable::Tag.connection
end

.escape_like(str) ⇒ Object

escape _ and % characters in strings, since these are wildcards in SQL.



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# File 'lib/make_taggable/utils.rb', line 29

def escape_like(str)
  str.gsub(/[!%_]/) { |x| "!" + x }
end

.legacy_activerecord? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/make_taggable/utils.rb', line 24

def legacy_activerecord?
  ActiveRecord.version <= Gem::Version.new("5.3.0")
end

.like_operator ⇒ Object 



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# File 'lib/make_taggable/utils.rb', line 20

def like_operator
  using_postgresql? ? "ILIKE" : "LIKE"
end

.sha_prefix(string) ⇒ Object 



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# File 'lib/make_taggable/utils.rb', line 16

def sha_prefix(string)
  Digest::SHA1.hexdigest(string)[0..6]
end

.using_mysql? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/make_taggable/utils.rb', line 12

def using_mysql?
  connection && connection.adapter_name == "Mysql2"
end

.using_postgresql? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/make_taggable/utils.rb', line 8

def using_postgresql?
  connection && connection.adapter_name == "PostgreSQL"
end