base64エンコード、デコード v3

AppleScript名:base64エンコード、デコード v3
— Created 2015-07-27 by Takaaki Naganoya
— Updated 2015-07-28 by Shane Stanley
use AppleScript version "2.4"
use scripting additions
use framework "Foundation"

set aStr to "ぴよまるソフトウェアPiyomaru Software"
set theNSString to current application’s NSString’s stringWithString:aStr
set theNSData to theNSString’s dataUsingEncoding:(current application’s NSUTF8StringEncoding)
set bStr to base64StringFromFileString(aStr) of me
return bStr
–>  "44G044KI44G+44KL44K944OV44OI44Km44Kn44KiUGl5b21hcnUgU29mdHdhcmU="

–set aFilePath to POSIX path of (choose file)
–base64StringFromFileAtPath(aFilePath) of me

–Base 64 Decode
on detaFromBase64String(aStr)
  set dataFrom64 to current application’s NSData’s alloc()’s initWithBase64EncodedString:aStr options:(current application’s NSDataBase64DecodingIgnoreUnknownCharacters)
  
set aStr to current application’s NSString’s alloc()’s initWithData:dataFrom64 encoding:(current application’s NSUTF8StringEncoding)
  
return aStr as text –stringではなくtext
end detaFromBase64String

–Base64 Encode
on base64StringFromFileAtPath(aFilePath)
  set aDataFromFile to current application’s NSData’s dataWithContentsOfFile:aFilePath
  
set aBase64EncStr to aDataFromFile’s base64EncodedStringWithOptions:(current application’s NSDataBase64Encoding64CharacterLineLength)
  
return aBase64EncStr as text
end base64StringFromFileAtPath

–Base64 Encode
on base64StringFromFileString(aString)
  set bString to current application’s NSString’s stringWithString:aString
  
set aData to bString’s dataUsingEncoding:(current application’s NSUTF8StringEncoding)
  
set aBase64EncStr to aData’s base64EncodedStringWithOptions:(current application’s NSDataBase64Encoding64CharacterLineLength)
  
return aBase64EncStr as text
end base64StringFromFileString

★Click Here to Open This Script 

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