module Unidom::Common::DataHelper
Public Instance Methods
each_csv_row(file_name, &block)
click to toggle source
以 CSV 的格式加载 file_name 对应的文件,利用闭包遍历每一行。如: Unidom::Common::DataHelper.each_csv_row
'/var/file.csv' do |line|
puts line.inspect
end
# File lib/unidom/common/data_helper.rb, line 13 def each_csv_row(file_name, &block) started_at = Time.now puts "Importing from CSV file: #{file_name}." if file_name.blank? puts "#{file_name} doesn't exist." abort 1 end CSV.foreach file_name, { encoding: 'UTF-8', headers: :first_row }, &block puts "#{Time.now-started_at} seconds was spent to handle the given CSV." end
parse_time(date_text, default = Time.now)
click to toggle source
根据日期文本 date_text 解析出时间,如果日期文本为空,则返回指定的时间或当前时间。如: Unidom::Common::DataHelper.parse_time
'2000-01-01' # 2000-01-01 00:00:00 Unidom::Common::DataHelper.parse_time
'' # Time.now Unidom::Common::DataHelper.parse_time
nil, Time.now-1.minute # Time.now-1.minute
# File lib/unidom/common/data_helper.rb, line 34 def parse_time(date_text, default = Time.now) return default if date_text.blank? date = Date.parse date_text Time.utc date.year, date.month, date.day end