module LatoCore::Interface::General
This module contains a list of general functions used as helpers on the system.
Public Instance Methods
core__add_param_to_url(url, param_name, param_value)
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This function add a new GET param to an url string.
# File lib/lato_core/interfaces/general.rb, line 30 def core__add_param_to_url(url, param_name, param_value) uri = URI(url) params = URI.decode_www_form(uri.query || "") << [param_name, param_value] uri.query = URI.encode_www_form(params) uri.to_s end
core__get_string_inside_strings(string, marker1, marker2)
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This function return the substring inside two strings.
# File lib/lato_core/interfaces/general.rb, line 19 def core__get_string_inside_strings(string, marker1, marker2) string[/#{Regexp.escape(marker1)}(.*?)#{Regexp.escape(marker2)}/m, 1] end
core__paginate_array(array, per_page, page)
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This function paginate an array and return the requested page.
# File lib/lato_core/interfaces/general.rb, line 24 def core__paginate_array(array, per_page, page) start = (page - 1) * per_page array[start, per_page] end
core__read_yaml(file_path)
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This function takes a path to a yaml file and return the hash with yaml data or nil if file not exist.
# File lib/lato_core/interfaces/general.rb, line 8 def core__read_yaml(file_path) # return nil if file not exist return unless File.exist?(file_path) config_file = File.read(file_path) # return yaml data return YAML.safe_load(config_file).with_indifferent_access rescue nil end