Socialmetrica/Socialmetrica.package/NitterUser.class/instance/exportProfileImageOn..st

accessing
exportProfileImageOn: fileReference

	| file tempFile tempFileHash fileHash |
	file := fileReference asFileReference.
	file exists ifFalse: [ 
		file ensureCreateFile.
		file binaryWriteStreamDo: [ :stream | 
		stream nextPutAll: profileImageUrl asUrl retrieveContents ]. 
		super class inform: 'Exported as: ', String cr, file fullName.
		^ file
	].	
	tempFile := FileLocator temp / fileReference basename.
	tempFile ensureCreateFile.
	tempFile binaryWriteStreamDo: [ :stream | 
		stream nextPutAll: profileImageUrl asUrl retrieveContents.
		super class inform: 'Exported as: ', String cr, tempFile fullName. 
	].
			
	OSSUnixSubprocess new 
		command: 'openssl';
		arguments: { 'dgst' . '-sha256' . file fullName};
		workingDirectory: (self folder)fullName;
		redirectStdout;
		redirectStderr;
		runAndWaitOnExitDo: [ :process :outString | 
			fileHash := (outString splitOn: ' ' ) second trimmed].
			
	OSSUnixSubprocess new 
		command: 'openssl';
		arguments: { 'dgst' . '-sha256' . tempFile fullName};
		workingDirectory: (self folder)fullName;
		redirectStdout;
		redirectStderr;
		runAndWaitOnExitDo: [ :process :outString | 
			tempFileHash := (outString splitOn: ' ' ) second trimmed].
			
				fileHash = tempFileHash
					ifFalse: [		 
		 				file copyTo: self folder / 
		 					(file basenameWithoutExtension ,  '-', 
		 						('-' join:
		 							((file creationTime asLocalStringYMDHM) splitOn: ' ')), 										'.jpg'). 
							file ensureDelete.
						 ^ { 'Profile image changed' -> 
						 		(tempFile moveTo: file)} asDictionary ].
					^ { 'Same Profile Image' -> file } asDictionary