Module: Ahoy::QueryMethods::ClassMethods

Defined in:
lib/ahoy/query_methods.rb

Instance Method Summary collapse

Instance Method Details

#group_prop(*props) ⇒ Object 



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# File 'lib/ahoy/query_methods.rb', line 72

def group_prop(*props)
  # like with group
  props.flatten!

  relation = self
  if respond_to?(:columns_hash)
    column_type = columns_hash["properties"].type
    adapter_name = connection.adapter_name.downcase
  else
    adapter_name = "mongoid"
  end
  case adapter_name
  when "mongoid"
    raise "Adapter not supported: #{adapter_name}"
  when /mysql/
    if connection.try(:mariadb?)
      props.each do |prop|
        quoted_prop = connection.quote("$.#{prop}")
        relation = relation.group("JSON_UNQUOTE(JSON_EXTRACT(properties, #{quoted_prop}))")
      end
    else
      column = column_type == :json ? "properties" : "CAST(properties AS JSON)"
      props.each do |prop|
        quoted_prop = connection.quote("$.#{prop}")
        relation = relation.group("JSON_UNQUOTE(JSON_EXTRACT(#{column}, #{quoted_prop}))")
      end
    end
  when /postgres|postgis/
    # convert to jsonb to fix
    # could not identify an equality operator for type json
    # and for text columns
    cast = [:jsonb, :hstore].include?(column_type) ? "" : "::jsonb"

    props.each do |prop|
      quoted_prop = connection.quote(prop)
      relation = relation.group("properties#{cast} -> #{quoted_prop}")
    end
  else
    raise "Adapter not supported: #{adapter_name}"
  end
  relation
end

#where_event(name, properties = {}) ⇒ Object 



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# File 'lib/ahoy/query_methods.rb', line 6

def where_event(name, properties = {})
  where(name: name).where_props(properties)
end

#where_props(properties) ⇒ Object Also known as: where_properties 



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# File 'lib/ahoy/query_methods.rb', line 10

def where_props(properties)
  relation = self
  if respond_to?(:columns_hash)
    column_type = columns_hash["properties"].type
    adapter_name = connection.adapter_name.downcase
  else
    adapter_name = "mongoid"
  end
  case adapter_name
  when "mongoid"
    relation = where(Hash[properties.map { |k, v| ["properties.#{k}", v] }])
  when /mysql/
    if column_type == :json
      properties.each do |k, v|
        if v.nil?
          v = "null"
        elsif v == true
          v = "true"
        end

        relation = relation.where("JSON_UNQUOTE(properties -> ?) = ?", "$.#{k}", v.as_json)
      end
    else
      properties.each do |k, v|
        # TODO cast to json instead
        relation = relation.where("properties REGEXP ?", "[{,]#{{k.to_s => v}.to_json.sub(/\A\{/, "").sub(/\}\z/, "").gsub("+", "\\\\+")}[,}]")
      end
    end
  when /postgres|postgis/
    if column_type == :jsonb
      relation = relation.where("properties @> ?", properties.to_json)
    elsif column_type == :json
      properties.each do |k, v|
        relation =
          if v.nil?
            relation.where("properties ->> ? IS NULL", k.to_s)
          else
            relation.where("properties ->> ? = ?", k.to_s, v.as_json.to_s)
          end
      end
    elsif column_type == :hstore
      properties.each do |k, v|
        relation =
          if v.nil?
            relation.where("properties -> ? IS NULL", k.to_s)
          else
            relation.where("properties -> ? = ?", k.to_s, v.to_s)
          end
      end
    else
      properties.each do |k, v|
        # TODO cast to jsonb instead
        relation = relation.where("properties SIMILAR TO ?", "%[{,]#{{k.to_s => v}.to_json.sub(/\A\{/, "").sub(/\}\z/, "").gsub("+", "\\\\+")}[,}]%")
      end
    end
  else
    raise "Adapter not supported: #{adapter_name}"
  end
  relation
end