class Sysadmin::FileExtension::File
Public Class Methods
append_line(params)
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# File lib/sysadmin/file_ext.rb, line 28 def File.append_line(params) if File.exist?(params[:file]) f = open(params[:file], 'a') else f = open(params[:file], 'w') end f << params[:str] f << "\n" f.close end
new_line(params)
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# File lib/sysadmin/file_ext.rb, line 39 def File.new_line(params) f = open(params[:file], 'w') f << params[:str] f << "\n" f.close end
remove_line(params)
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# File lib/sysadmin/file_ext.rb, line 59 def File.remove_line(params) out = "" IO.foreach(params[:file]) { |line| out << line unless line.include?(params[:str]) } open(params[:file], "w") { |f| f.write out } end
replace_line(params)
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# File lib/sysadmin/file_ext.rb, line 46 def File.replace_line(params) open(params[:file], "r+") { |f| f.rewind body = f.read body = body.gsub(params[:src]) { |tmp| params[:dst] } f.rewind f.puts body f.truncate(f.tell) } end
zread(file)
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# File lib/sysadmin/file_ext.rb, line 14 def File.zread(file) Object.module_eval do open(file) {|f| magic = f.read(2) f.rewind if magic == Zlib::GZIP_MAGIC Zlib::GzipReader.wrap(f) {|gz|gz.read} else f.read end } end end